[Architecture] Implement dagger for homework

# Conflicts:
#	app/src/main/java/pl/szczodrzynski/edziennik/data/db/AppDb.java

.gitignore

@@ -47,6 +47,7 @@ captures/
 .idea/modules.xml
 # Comment next line if keeping position of elements in Navigation Editor is relevant for you
 .idea/navEditor.xml
+.idea/copyright/profiles_settings.xml
 
 # Keystore files
 # Uncomment the following lines if you do not want to check your keystore files in.

.idea/copyright/profiles_settings.xml

@@ -1,3 +0,0 @@
-<component name="CopyrightManager">
-  <settings default="kubasz" />
-</component>

.idea/misc.xml

@@ -5,6 +5,11 @@
       <configuration PROFILE_NAME="Debug" CONFIG_NAME="Debug" />
     </configurations>
   </component>
+  <component name="EntryPointsManager">
+    <list size="1">
+      <item index="0" class="java.lang.String" itemvalue="org.greenrobot.eventbus.Subscribe" />
+    </list>
+  </component>
   <component name="NullableNotNullManager">
     <option name="myDefaultNullable" value="org.jetbrains.annotations.Nullable" />
     <option name="myDefaultNotNull" value="androidx.annotation.RecentlyNonNull" />

agendacalendarview/build.gradle

@@ -49,6 +49,6 @@ dependencies {
 
     // other libraries
     //implementation 'se.emilsjolander:stickylistheaders:2.7.0'
-    implementation 'com.github.edisonw:StickyListHeaders:master-SNAPSHOT'
+    implementation 'com.github.edisonw:StickyListHeaders:master-SNAPSHOT@aar'
     implementation 'io.reactivex:rxjava:1.1.1'
 }

app/build.gradle

@@ -1,6 +1,7 @@
 apply plugin: 'com.android.application'
 apply plugin: 'kotlin-android-extensions'
 apply plugin: 'kotlin-android'
+apply plugin: 'kotlin-kapt'
 apply plugin: 'com.google.gms.google-services'
 apply plugin: 'io.fabric'
 
@@ -91,7 +92,7 @@ tasks.whenTaskAdded { task ->
 dependencies {
     implementation fileTree(include: ['*.jar'], dir: 'libs')
 
-    annotationProcessor "androidx.room:room-compiler:${versions.room}"
+    kapt "androidx.room:room-compiler:${versions.room}"
     debugImplementation "com.amitshekhar.android:debug-db:1.0.5"
 
     implementation "android.arch.navigation:navigation-fragment-ktx:${versions.navigationFragment}"
@@ -142,7 +143,7 @@ dependencies {
     implementation "org.jsoup:jsoup:1.10.1"
     implementation "pl.droidsonroids.gif:android-gif-drawable:1.2.15"
     //implementation "se.emilsjolander:stickylistheaders:2.7.0"
-    implementation 'com.github.edisonw:StickyListHeaders:master-SNAPSHOT'
+    implementation 'com.github.edisonw:StickyListHeaders:master-SNAPSHOT@aar'
     implementation "uk.co.samuelwall:material-tap-target-prompt:2.14.0"
 
     implementation project(":agendacalendarview")
@@ -152,6 +153,23 @@ dependencies {
     implementation project(":nachos")
     //implementation project(":Navigation")
     implementation project(":szkolny-font")
+
+    debugImplementation "com.github.ChuckerTeam.Chucker:library:3.0.1"
+    releaseImplementation "com.github.ChuckerTeam.Chucker:library-no-op:3.0.1"
+
+    //implementation 'com.github.wulkanowy:uonet-request-signer:master-SNAPSHOT'
+    //implementation 'com.github.kuba2k2.uonet-request-signer:android:master-63f094b14a-1'
+
+    implementation "org.redundent:kotlin-xml-builder:1.5.3"
+
+    implementation "io.github.wulkanowy:signer-android:0.1.1"
+
+    implementation "androidx.work:work-runtime-ktx:${versions.work}"
+
+    api "com.google.dagger:dagger:${versions.dagger}"
+    api "com.google.dagger:dagger-android-support:${versions.dagger}"
+    kapt "com.google.dagger:dagger-compiler:${versions.dagger}"
+    kapt "com.google.dagger:dagger-android-processor:${versions.dagger}"
 }
 repositories {
     mavenCentral()

app/src/main/AndroidManifest.xml

@@ -204,6 +204,14 @@
                 <action android:name="com.google.firebase.MESSAGING_EVENT" />
             </intent-filter>
         </service>
+        <receiver
+            android:name=".sync.FirebaseBroadcastReceiver"
+            android:exported="true"
+            android:permission="com.google.android.c2dm.permission.SEND">
+            <intent-filter>
+                <action android:name="com.google.android.c2dm.intent.RECEIVE" />
+            </intent-filter>
+        </receiver>
         <service
             android:name=".widgets.timetable.WidgetTimetableService"
             android:permission="android.permission.BIND_REMOTEVIEWS" />
@@ -214,10 +222,15 @@
 
         <service android:name=".Notifier$GetDataRetryService" />
 
-        <service
-            android:name=".sync.SyncService"
-            android:icon="@mipmap/ic_launcher"
-            android:label="@string/sync_service" />
+        <receiver
+            android:name=".receivers.SzkolnyReceiver"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="pl.szczodrzynski.edziennik.SZKOLNY_MAIN" />
+            </intent-filter>
+        </receiver>
+
+        <service android:name=".api.v2.ApiService" />
     </application>
     <uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />

app/src/main/java/pl/szczodrzynski/edziennik/App.java

@@ -20,7 +20,14 @@ import android.util.Base64;
 import android.util.Log;
 import android.util.Pair;
 
-import com.evernote.android.job.JobManager;
+import androidx.annotation.RequiresApi;
+import androidx.appcompat.app.AppCompatDelegate;
+import androidx.multidex.MultiDex;
+import androidx.work.Configuration;
+
+import com.chuckerteam.chucker.api.ChuckerCollector;
+import com.chuckerteam.chucker.api.ChuckerInterceptor;
+import com.chuckerteam.chucker.api.RetentionManager;
 import com.google.android.gms.security.ProviderInstaller;
 import com.google.firebase.FirebaseApp;
 import com.google.firebase.FirebaseOptions;
@@ -52,9 +59,9 @@ import javax.net.ssl.TrustManager;
 import javax.net.ssl.TrustManagerFactory;
 import javax.net.ssl.X509TrustManager;
 
-import androidx.annotation.RequiresApi;
-import androidx.appcompat.app.AppCompatDelegate;
 import cat.ereza.customactivityoncrash.config.CaocConfig;
+import dagger.android.AndroidInjector;
+import dagger.android.support.DaggerApplication;
 import im.wangchao.mhttp.MHttp;
 import im.wangchao.mhttp.internal.cookie.PersistentCookieJar;
 import im.wangchao.mhttp.internal.cookie.cache.SetCookieCache;
@@ -63,7 +70,6 @@ import me.leolin.shortcutbadger.ShortcutBadger;
 import okhttp3.ConnectionSpec;
 import okhttp3.OkHttpClient;
 import okhttp3.TlsVersion;
-import pl.szczodrzynski.edziennik.ui.modules.base.CrashActivity;
 import pl.szczodrzynski.edziennik.data.api.Edziennik;
 import pl.szczodrzynski.edziennik.data.api.Iuczniowie;
 import pl.szczodrzynski.edziennik.data.api.Librus;
@@ -74,23 +80,33 @@ import pl.szczodrzynski.edziennik.data.db.modules.debuglog.DebugLog;
 import pl.szczodrzynski.edziennik.data.db.modules.login.LoginStore;
 import pl.szczodrzynski.edziennik.data.db.modules.profiles.Profile;
 import pl.szczodrzynski.edziennik.data.db.modules.profiles.ProfileFull;
-import pl.szczodrzynski.edziennik.utils.models.AppConfig;
+import pl.szczodrzynski.edziennik.di.DaggerAppComponent;
 import pl.szczodrzynski.edziennik.network.NetworkUtils;
 import pl.szczodrzynski.edziennik.network.TLSSocketFactory;
-import pl.szczodrzynski.edziennik.receivers.JobsCreator;
-import pl.szczodrzynski.edziennik.sync.SyncJob;
+import pl.szczodrzynski.edziennik.sync.SyncWorker;
+import pl.szczodrzynski.edziennik.ui.modules.base.CrashActivity;
 import pl.szczodrzynski.edziennik.utils.PermissionChecker;
 import pl.szczodrzynski.edziennik.utils.Themes;
 import pl.szczodrzynski.edziennik.utils.Utils;
+import pl.szczodrzynski.edziennik.utils.models.AppConfig;
 
+import static pl.szczodrzynski.edziennik.data.db.modules.login.LoginStore.LOGIN_TYPE_LIBRUS;
 import static pl.szczodrzynski.edziennik.data.db.modules.login.LoginStore.LOGIN_TYPE_MOBIDZIENNIK;
 import static pl.szczodrzynski.edziennik.data.db.modules.login.LoginStore.LOGIN_TYPE_VULCAN;
 
-public class App extends androidx.multidex.MultiDexApplication {
+public class App extends DaggerApplication implements Configuration.Provider {
     private static final String TAG = "App";
     public static int profileId = -1;
     private Context mContext;
 
+    @Override
+    public Configuration getWorkManagerConfiguration() {
+        return new Configuration.Builder()
+                .setMinimumLoggingLevel(Log.VERBOSE)
+                .build();
+    }
+
+
     public static final int REQUEST_TIMEOUT = 10 * 1000;
 
     // notifications
@@ -169,6 +185,17 @@ public class App extends androidx.multidex.MultiDexApplication {
         return Icon.createWithBitmap(bitmap);
     }
 
+    @Override
+    protected void attachBaseContext(Context base) {
+        super.attachBaseContext(base);
+        MultiDex.install(this);
+    }
+
+    @Override
+    protected AndroidInjector<? extends DaggerApplication> applicationInjector() {
+        return DaggerAppComponent.factory().create(this);
+    }
+
     @Override
     public void onCreate() {
         super.onCreate();
@@ -207,6 +234,33 @@ public class App extends androidx.multidex.MultiDexApplication {
 
         cookieJar = new PersistentCookieJar(new SetCookieCache(), new SharedPrefsCookiePersistor(this));
 
+        appSharedPrefs = getSharedPreferences(getString(R.string.preference_file_global), Context.MODE_PRIVATE);
+
+        loadConfig();
+
+        Themes.INSTANCE.setThemeInt(appConfig.appTheme);
+
+        try {
+            PackageInfo packageInfo = getPackageManager().getPackageInfo(getPackageName(), PackageManager.GET_SIGNATURES);
+            for (Signature signature: packageInfo.signatures) {
+                byte[] signatureBytes = signature.toByteArray();
+                MessageDigest md = MessageDigest.getInstance("SHA");
+                md.update(signatureBytes);
+                this.signature = Base64.encodeToString(md.digest(), Base64.DEFAULT);
+                //Log.d(TAG, "Signature is "+this.signature);
+            }
+        }
+        catch (Exception e) {
+            e.printStackTrace();
+        }
+
+        if ("f054761fbdb6a238".equals(deviceId) || BuildConfig.DEBUG) {
+            devMode = true;
+        }
+        else if (appConfig.devModePassword != null) {
+            checkDevModePassword();
+        }
+
         OkHttpClient.Builder httpBuilder = new OkHttpClient.Builder()
                 .cache(null)
                 .followRedirects(true)
@@ -254,6 +308,12 @@ public class App extends androidx.multidex.MultiDexApplication {
             }
         }
 
+        if (App.devMode || BuildConfig.DEBUG) {
+            ChuckerCollector chuckerCollector = new ChuckerCollector(this, true, RetentionManager.Period.ONE_HOUR);
+            ChuckerInterceptor chuckerInterceptor = new ChuckerInterceptor(this, chuckerCollector);
+            httpBuilder.addInterceptor(chuckerInterceptor);
+        }
+
         http = httpBuilder.build();
         httpLazy = http.newBuilder().followRedirects(false).followSslRedirects(false).build();
 
@@ -262,41 +322,13 @@ public class App extends androidx.multidex.MultiDexApplication {
 
         //register = new Register(mContext);
 
-        appSharedPrefs = getSharedPreferences(getString(R.string.preference_file_global), Context.MODE_PRIVATE);
-
-        loadConfig();
-
-        Themes.INSTANCE.setThemeInt(appConfig.appTheme);
-
         //profileLoadById(appSharedPrefs.getInt("current_profile_id", 1));
 
-        try {
-            PackageInfo packageInfo = getPackageManager().getPackageInfo(getPackageName(), PackageManager.GET_SIGNATURES);
-            for (Signature signature: packageInfo.signatures) {
-                byte[] signatureBytes = signature.toByteArray();
-                MessageDigest md = MessageDigest.getInstance("SHA");
-                md.update(signatureBytes);
-                this.signature = Base64.encodeToString(md.digest(), Base64.DEFAULT);
-                //Log.d(TAG, "Signature is "+this.signature);
-            }
-        }
-        catch (Exception e) {
-            e.printStackTrace();
-        }
-
-        if ("f054761fbdb6a238".equals(deviceId)) {
-            devMode = true;
-        }
-        else if (appConfig.devModePassword != null) {
-            checkDevModePassword();
-        }
-
-        JobManager.create(this).addJobCreator(new JobsCreator());
         if (appConfig.registerSyncEnabled) {
-            SyncJob.schedule(this);
+            SyncWorker.Companion.scheduleNext(this, false);
         }
         else {
-            SyncJob.clear();
+            SyncWorker.Companion.cancelNext(this);
         }
 
         db.metadataDao().countUnseen().observeForever(count -> {
@@ -400,20 +432,20 @@ public class App extends androidx.multidex.MultiDexApplication {
             FirebaseApp pushMobidziennikApp = FirebaseApp.initializeApp(
                     this,
                     new FirebaseOptions.Builder()
-                            .setApplicationId("1:1029629079999:android:58bb378dab031f42")
-                            .setGcmSenderId("1029629079999")
+                            .setApiKey("AIzaSyCi5LmsZ5BBCQnGtrdvWnp1bWLCNP8OWQE")
+                            .setApplicationId("1:747285019373:android:f6341bf7b158621d")
                             .build(),
-                    "Mobidziennik"
+                    "Mobidziennik2"
             );
 
-            /*FirebaseApp pushLibrusApp = FirebaseApp.initializeApp(
+            FirebaseApp pushLibrusApp = FirebaseApp.initializeApp(
                     this,
                     new FirebaseOptions.Builder()
                             .setApiKey("AIzaSyDfTuEoYPKdv4aceEws1CO3n0-HvTndz-o")
                             .setApplicationId("1:513056078587:android:1e29083b760af544")
                             .build(),
                     "Librus"
-            );*/
+            );
 
             FirebaseApp pushVulcanApp = FirebaseApp.initializeApp(
                     this,
@@ -434,10 +466,10 @@ public class App extends androidx.multidex.MultiDexApplication {
                     Log.d(TAG, "Token for Mobidziennik is " + instanceIdResult.getToken() + ", ID is " + instanceIdResult.getId());
                     appConfig.fcmTokens.put(LOGIN_TYPE_MOBIDZIENNIK, new Pair<>(instanceIdResult.getToken(), new ArrayList<>()));
                 });
-                /*FirebaseInstanceId.getInstance(pushLibrusApp).getInstanceId().addOnSuccessListener(instanceIdResult -> {
+                FirebaseInstanceId.getInstance(pushLibrusApp).getInstanceId().addOnSuccessListener(instanceIdResult -> {
                     Log.d(TAG, "Token for Librus is " + instanceIdResult.getToken() + ", ID is " + instanceIdResult.getId());
                     appConfig.fcmTokens.put(LOGIN_TYPE_LIBRUS, new Pair<>(instanceIdResult.getToken(), new ArrayList<>()));
-                });*/
+                });
                 FirebaseInstanceId.getInstance(pushVulcanApp).getInstanceId().addOnSuccessListener(instanceIdResult -> {
                     Log.d(TAG, "Token for Vulcan is " + instanceIdResult.getToken() + ", ID is " + instanceIdResult.getId());
                     Pair<String, List<Integer>> pair = appConfig.fcmTokens.get(LOGIN_TYPE_VULCAN);
@@ -526,6 +558,7 @@ public class App extends androidx.multidex.MultiDexApplication {
             appConfig = new AppConfig(this);
         }
     }
+
     public void saveConfig()
     {
         try {
@@ -606,7 +639,7 @@ public class App extends androidx.multidex.MultiDexApplication {
     }
 
     public ProfileFull profileGetOrNull(int id) {
-        return db.profileDao().getByIdNow(id);
+        return db.profileDao().getFullByIdNow(id);
     }
 
     public void profileLoadById(int id) {
@@ -621,7 +654,7 @@ public class App extends androidx.multidex.MultiDexApplication {
             return;
         }*/
         if (profile == null || profile.getId() != id) {
-            profile = db.profileDao().getByIdNow(id);
+            profile = db.profileDao().getFullByIdNow(id);
             /*if (profile == null) {
                 profileLoadById(id);
                 return;
@@ -648,7 +681,7 @@ public class App extends androidx.multidex.MultiDexApplication {
 
     /*public void profileRemove(int id)
     {
-        Profile profile = db.profileDao().getByIdNow(id);
+        Profile profile = db.profileDao().getFullByIdNow(id);
 
         if (profile.id == profile.loginStoreId) {
             // this profile is the owner of the login store
@@ -700,16 +733,11 @@ public class App extends androidx.multidex.MultiDexApplication {
 
     public void checkDevModePassword() {
         try {
-            if (Utils.AESCrypt.decrypt("nWFVxY65Pa8/aRrT7EylNAencmOD+IxUY2Gg/beiIWY=", appConfig.devModePassword).equals("ok here you go it's enabled now")) {
-                devMode = true;
-            }
-            else {
-                devMode = false;
-            }
+            devMode = Utils.AESCrypt.decrypt("nWFVxY65Pa8/aRrT7EylNAencmOD+IxUY2Gg/beiIWY=", appConfig.devModePassword).equals("ok here you go it's enabled now")
+                    || BuildConfig.DEBUG;
         } catch (Exception e) {
             e.printStackTrace();
             devMode = false;
         }
     }
-
 }

app/src/main/java/pl/szczodrzynski/edziennik/Extensions.kt

@@ -6,14 +6,23 @@ import android.content.Context
 import android.content.pm.PackageManager
 import android.os.Build
 import android.os.Bundle
+import android.util.LongSparseArray
+import android.util.SparseArray
 import androidx.core.app.ActivityCompat
+import androidx.core.util.forEach
 import com.google.gson.JsonArray
+import com.google.gson.JsonElement
 import com.google.gson.JsonObject
+import im.wangchao.mhttp.Response
 import pl.szczodrzynski.edziennik.data.db.modules.profiles.Profile
 import pl.szczodrzynski.edziennik.data.db.modules.teachers.Teacher
+import pl.szczodrzynski.edziennik.data.db.modules.teams.Team
 import pl.szczodrzynski.navlib.R
-import pl.szczodrzynski.navlib.crc16
 import pl.szczodrzynski.navlib.getColorFromRes
+import java.text.SimpleDateFormat
+import java.util.*
+import java.util.zip.CRC32
+
 
 fun List<Teacher>.byId(id: Long) = firstOrNull { it.id == id }
 fun List<Teacher>.byNameFirstLast(nameFirstLast: String) = firstOrNull { it.name + " " + it.surname == nameFirstLast }
@@ -21,11 +30,25 @@ fun List<Teacher>.byNameLastFirst(nameLastFirst: String) = firstOrNull { it.surn
 fun List<Teacher>.byNameFDotLast(nameFDotLast: String) = firstOrNull { it.name + "." + it.surname == nameFDotLast }
 fun List<Teacher>.byNameFDotSpaceLast(nameFDotSpaceLast: String) = firstOrNull { it.name + ". " + it.surname == nameFDotSpaceLast }
 
-fun JsonObject.getString(key: String): String? = get(key).let { if (it.isJsonNull) null else it.asString }
-fun JsonObject.getInt(key: String): Int? = get(key).let { if (it.isJsonNull) null else it.asInt }
-fun JsonObject.getLong(key: String): Long? = get(key).let { if (it.isJsonNull) null else it.asLong }
-fun JsonObject.getJsonObject(key: String): JsonObject? = get(key).let { if (it.isJsonNull) null else it.asJsonObject }
-fun JsonObject.getJsonArray(key: String): JsonArray? = get(key).let { if (it.isJsonNull) null else it.asJsonArray }
+fun JsonObject?.get(key: String): JsonElement? = this?.get(key)
+
+fun JsonObject?.getBoolean(key: String): Boolean? = get(key)?.let { if (it.isJsonNull) null else it.asBoolean }
+fun JsonObject?.getString(key: String): String? = get(key)?.let { if (it.isJsonNull) null else it.asString }
+fun JsonObject?.getInt(key: String): Int? = get(key)?.let { if (it.isJsonNull) null else it.asInt }
+fun JsonObject?.getLong(key: String): Long? = get(key)?.let { if (it.isJsonNull) null else it.asLong }
+fun JsonObject?.getFloat(key: String): Float? = get(key)?.let { if(it.isJsonNull) null else it.asFloat }
+fun JsonObject?.getJsonObject(key: String): JsonObject? = get(key)?.let { if (it.isJsonNull) null else it.asJsonObject }
+fun JsonObject?.getJsonArray(key: String): JsonArray? = get(key)?.let { if (it.isJsonNull) null else it.asJsonArray }
+
+fun JsonObject?.getBoolean(key: String, defaultValue: Boolean): Boolean = get(key)?.let { if (it.isJsonNull) defaultValue else it.asBoolean } ?: defaultValue
+fun JsonObject?.getString(key: String, defaultValue: String): String = get(key)?.let { if (it.isJsonNull) defaultValue else it.asString } ?: defaultValue
+fun JsonObject?.getInt(key: String, defaultValue: Int): Int = get(key)?.let { if (it.isJsonNull) defaultValue else it.asInt } ?: defaultValue
+fun JsonObject?.getLong(key: String, defaultValue: Long): Long = get(key)?.let { if (it.isJsonNull) defaultValue else it.asLong } ?: defaultValue
+fun JsonObject?.getFloat(key: String, defaultValue: Float): Float = get(key)?.let { if(it.isJsonNull) defaultValue else it.asFloat } ?: defaultValue
+fun JsonObject?.getJsonObject(key: String, defaultValue: JsonObject): JsonObject = get(key)?.let { if (it.isJsonNull) defaultValue else it.asJsonObject } ?: defaultValue
+fun JsonObject?.getJsonArray(key: String, defaultValue: JsonArray): JsonArray = get(key)?.let { if (it.isJsonNull) defaultValue else it.asJsonArray } ?: defaultValue
+
+fun JsonArray?.asJsonObjectList() = this?.map { it.asJsonObject }
 
 fun CharSequence?.isNotNullNorEmpty(): Boolean {
     return this != null && this.isNotEmpty()
@@ -46,8 +69,56 @@ fun Bundle?.getString(key: String, defaultValue: String): String {
     return this?.getString(key, defaultValue) ?: defaultValue
 }
 
+fun String.fixName(): String {
+    return this.fixWhiteSpaces().toProperCase()
+}
+
+fun String.toProperCase(): String = changeStringCase(this)
+
+fun String.swapFirstLastName(): String {
+    return this.split(" ").let {
+        if (it.size > 1)
+            it[1]+" "+it[0]
+        else
+            it[0]
+    }
+}
+
+fun changeStringCase(s: String): String {
+    val delimiters = " '-/"
+    val sb = StringBuilder()
+    var capNext = true
+    for (ch in s.toCharArray()) {
+        var c = ch
+        c = if (capNext)
+            Character.toUpperCase(c)
+        else
+            Character.toLowerCase(c)
+        sb.append(c)
+        capNext = delimiters.indexOf(c) >= 0
+    }
+    return sb.toString()
+}
+
+fun buildFullName(firstName: String?, lastName: String?): String {
+    return "$firstName $lastName".fixName()
+}
+
+fun String.getShortName(): String {
+    return split(" ").let {
+        if (it.size > 1)
+            "${it[0]} ${it[1][0]}."
+        else
+            it[0]
+    }
+}
+
+fun List<String>.join(delimiter: String): String {
+    return this.joinToString(delimiter)
+}
+
 fun colorFromName(context: Context, name: String?): Int {
-    var crc = crc16(name ?: "")
+    var crc = (name ?: "").crc16()
     crc = (crc and 0xff) or (crc shr 8)
     crc %= 16
     val color = when (crc) {
@@ -87,3 +158,172 @@ fun Activity.isStoragePermissionGranted(): Boolean {
         true
     }
 }
+
+fun Response?.getUnixDate(): Long {
+    val rfcDate = this?.headers()?.get("date") ?: return currentTimeUnix()
+    val pattern = "EEE, dd MMM yyyy HH:mm:ss Z"
+    val format = SimpleDateFormat(pattern, Locale.ENGLISH)
+    return format.parse(rfcDate).time / 1000
+}
+
+const val MINUTE = 60L
+const val HOUR = 60L*MINUTE
+const val DAY = 24L*HOUR
+const val WEEK = 7L*DAY
+const val MONTH = 30L*DAY
+const val YEAR = 365L*DAY
+
+fun <T> LongSparseArray<T>.values(): List<T> {
+    val result = mutableListOf<T>()
+    forEach { _, value ->
+        result += value
+    }
+    return result
+}
+
+fun <T> SparseArray<T>.values(): List<T> {
+    val result = mutableListOf<T>()
+    forEach { _, value ->
+        result += value
+    }
+    return result
+}
+
+fun <T> List<T>.toSparseArray(destination: SparseArray<T>, key: (T) -> Int) {
+    forEach {
+        destination.put(key(it), it)
+    }
+}
+fun <T> List<T>.toSparseArray(destination: LongSparseArray<T>, key: (T) -> Long) {
+    forEach {
+        destination.put(key(it), it)
+    }
+}
+
+fun <T> List<T>.toSparseArray(key: (T) -> Int): SparseArray<T> {
+    val result = SparseArray<T>()
+    toSparseArray(result, key)
+    return result
+}
+fun <T> List<T>.toSparseArray(key: (T) -> Long): LongSparseArray<T> {
+    val result = LongSparseArray<T>()
+    toSparseArray(result, key)
+    return result
+}
+
+fun <T> SparseArray<T>.singleOrNull(predicate: (T) -> Boolean): T? {
+    forEach { _, value ->
+        if (predicate(value))
+            return value
+    }
+    return null
+}
+fun <T> LongSparseArray<T>.singleOrNull(predicate: (T) -> Boolean): T? {
+    forEach { _, value ->
+        if (predicate(value))
+            return value
+    }
+    return null
+}
+
+fun String.fixWhiteSpaces() = buildString(length) {
+    var wasWhiteSpace = true
+    for (c in this@fixWhiteSpaces) {
+        if (c.isWhitespace()) {
+            if (!wasWhiteSpace) {
+                append(c)
+                wasWhiteSpace = true
+            }
+        } else {
+            append(c)
+            wasWhiteSpace = false
+        }
+    }
+}.trimEnd()
+
+fun List<Team>.getById(id: Long): Team? {
+    return singleOrNull { it.id == id }
+}
+fun LongSparseArray<Team>.getById(id: Long): Team? {
+    forEach { _, value ->
+        if (value.id == id)
+            return value
+    }
+    return null
+}
+
+operator fun MatchResult.get(group: Int): String {
+    if (group >= groupValues.size)
+        return ""
+    return groupValues[group]
+}
+
+fun Activity.setLanguage(language: String) {
+    val locale = Locale(language.toLowerCase(Locale.ROOT))
+    val configuration = resources.configuration
+    Locale.setDefault(locale)
+    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
+        configuration.setLocale(locale)
+    }
+    configuration.locale = locale
+    resources.updateConfiguration(configuration, resources.displayMetrics)
+    baseContext.resources.updateConfiguration(configuration, baseContext.resources.displayMetrics)
+}
+
+/*
+  Code copied from android-28/java.util.Locale.initDefault()
+ */
+fun initDefaultLocale() {
+    run {
+        // user.locale gets priority
+        /*val languageTag: String? = System.getProperty("user.locale", "")
+        if (languageTag.isNotNullNorEmpty()) {
+            return@run Locale(languageTag)
+        }*/
+
+        // user.locale is empty
+        val language: String? = System.getProperty("user.language", "pl")
+        val region: String? = System.getProperty("user.region")
+        val country: String?
+        val variant: String?
+        // for compatibility, check for old user.region property
+        if (region != null) {
+            // region can be of form country, country_variant, or _variant
+            val i = region.indexOf('_')
+            if (i >= 0) {
+                country = region.substring(0, i)
+                variant = region.substring(i + 1)
+            } else {
+                country = region
+                variant = ""
+            }
+        } else {
+            country = System.getProperty("user.country", "")
+            variant = System.getProperty("user.variant", "")
+        }
+        return@run Locale(language)
+    }.let {
+        Locale.setDefault(it)
+    }
+}
+
+fun String.crc16(): Int {
+    var crc = 0xFFFF
+    for (aBuffer in this) {
+        crc = crc.ushr(8) or (crc shl 8) and 0xffff
+        crc = crc xor (aBuffer.toInt() and 0xff) // byte to int, trunc sign
+        crc = crc xor (crc and 0xff shr 4)
+        crc = crc xor (crc shl 12 and 0xffff)
+        crc = crc xor (crc and 0xFF shl 5 and 0xffff)
+    }
+    crc = crc and 0xffff
+    return crc + 32768
+}
+
+fun String.crc32(): Long {
+    val crc = CRC32()
+    crc.update(toByteArray())
+    return crc.value
+}
+
+fun Long.formatDate(format: String = "yyyy-MM-dd HH:mm:ss"): String = SimpleDateFormat(format).format(this)

app/src/main/java/pl/szczodrzynski/edziennik/MainActivity.kt

@@ -2,84 +2,83 @@ package pl.szczodrzynski.edziennik
 
 import android.app.Activity
 import android.app.ActivityManager
-import android.content.BroadcastReceiver
-import android.content.Context
-import android.content.Intent
-import android.content.IntentFilter
+import android.content.*
 import android.graphics.BitmapFactory
 import android.graphics.drawable.BitmapDrawable
 import android.os.*
-import android.util.Log
 import android.view.Gravity
 import android.view.View
 import android.widget.Toast
-import androidx.appcompat.app.AppCompatActivity
-import androidx.lifecycle.Observer
-import com.mikepenz.iconics.typeface.library.community.material.CommunityMaterial
-import com.mikepenz.iconics.typeface.library.szkolny.font.SzkolnyFont
-import com.mikepenz.materialdrawer.model.ProfileSettingDrawerItem
-import com.mikepenz.materialdrawer.model.interfaces.IDrawerItem
-import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata.*
-import pl.szczodrzynski.edziennik.utils.Themes
-import pl.szczodrzynski.navlib.SystemBarsUtil.Companion.COLOR_HALF_TRANSPARENT
-import pl.szczodrzynski.navlib.bottomsheet.NavBottomSheet
-import pl.szczodrzynski.navlib.drawer.NavDrawer
-import pl.szczodrzynski.navlib.drawer.items.DrawerPrimaryItem
-import pl.szczodrzynski.navlib.drawer.items.withAppTitle
 import androidx.appcompat.widget.PopupMenu
 import androidx.core.graphics.ColorUtils
+import androidx.lifecycle.Observer
 import androidx.navigation.NavOptions
 import com.danimahardhika.cafebar.CafeBar
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import com.mikepenz.iconics.IconicsColor
 import com.mikepenz.iconics.IconicsDrawable
 import com.mikepenz.iconics.IconicsSize
+import com.mikepenz.iconics.typeface.library.community.material.CommunityMaterial
+import com.mikepenz.iconics.typeface.library.szkolny.font.SzkolnyFont
 import com.mikepenz.materialdrawer.model.DividerDrawerItem
 import com.mikepenz.materialdrawer.model.ProfileDrawerItem
+import com.mikepenz.materialdrawer.model.ProfileSettingDrawerItem
+import com.mikepenz.materialdrawer.model.interfaces.IDrawerItem
 import com.mikepenz.materialdrawer.model.interfaces.IProfile
-import me.zhanghai.android.materialprogressbar.internal.ThemeUtils
+import dagger.android.support.DaggerAppCompatActivity
+import org.greenrobot.eventbus.EventBus
+import org.greenrobot.eventbus.Subscribe
+import org.greenrobot.eventbus.ThreadMode
 import pl.droidsonroids.gif.GifDrawable
 import pl.szczodrzynski.edziennik.App.APP_URL
-import pl.szczodrzynski.edziennik.data.api.AppError
+import pl.szczodrzynski.edziennik.api.v2.ApiService
+import pl.szczodrzynski.edziennik.api.v2.events.*
+import pl.szczodrzynski.edziennik.api.v2.events.task.EdziennikTask
 import pl.szczodrzynski.edziennik.data.api.interfaces.EdziennikInterface.*
-import pl.szczodrzynski.edziennik.data.api.interfaces.SyncCallback
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata.*
 import pl.szczodrzynski.edziennik.databinding.ActivitySzkolnyBinding
-import pl.szczodrzynski.edziennik.data.db.modules.login.LoginStore
-import pl.szczodrzynski.edziennik.data.db.modules.profiles.Profile
-import pl.szczodrzynski.edziennik.data.db.modules.profiles.ProfileFull
-import pl.szczodrzynski.edziennik.ui.dialogs.changelog.ChangelogDialog
-import pl.szczodrzynski.edziennik.ui.modules.homework.HomeworkFragment
-import pl.szczodrzynski.edziennik.ui.modules.login.LoginActivity
-import pl.szczodrzynski.edziennik.ui.modules.messages.MessagesDetailsFragment
-import pl.szczodrzynski.edziennik.ui.modules.messages.MessagesFragment
-import pl.szczodrzynski.edziennik.utils.models.NavTarget
 import pl.szczodrzynski.edziennik.network.ServerRequest
-import pl.szczodrzynski.edziennik.sync.SyncJob
+import pl.szczodrzynski.edziennik.sync.AppManagerDetectedEvent
+import pl.szczodrzynski.edziennik.sync.SyncWorker
+import pl.szczodrzynski.edziennik.ui.dialogs.changelog.ChangelogDialog
 import pl.szczodrzynski.edziennik.ui.modules.agenda.AgendaFragment
 import pl.szczodrzynski.edziennik.ui.modules.announcements.AnnouncementsFragment
 import pl.szczodrzynski.edziennik.ui.modules.attendance.AttendanceFragment
 import pl.szczodrzynski.edziennik.ui.modules.base.DebugFragment
+import pl.szczodrzynski.edziennik.ui.modules.behaviour.BehaviourFragment
 import pl.szczodrzynski.edziennik.ui.modules.feedback.FeedbackFragment
 import pl.szczodrzynski.edziennik.ui.modules.feedback.HelpFragment
-import pl.szczodrzynski.edziennik.ui.modules.grades.editor.GradesEditorFragment
 import pl.szczodrzynski.edziennik.ui.modules.grades.GradesFragment
+import pl.szczodrzynski.edziennik.ui.modules.grades.editor.GradesEditorFragment
 import pl.szczodrzynski.edziennik.ui.modules.home.HomeFragment
-import pl.szczodrzynski.edziennik.ui.modules.behaviour.BehaviourFragment
+import pl.szczodrzynski.edziennik.ui.modules.homework.HomeworkFragment
+import pl.szczodrzynski.edziennik.ui.modules.login.LoginActivity
+import pl.szczodrzynski.edziennik.ui.modules.messages.MessagesDetailsFragment
+import pl.szczodrzynski.edziennik.ui.modules.messages.MessagesFragment
 import pl.szczodrzynski.edziennik.ui.modules.notifications.NotificationsFragment
 import pl.szczodrzynski.edziennik.ui.modules.settings.ProfileManagerFragment
 import pl.szczodrzynski.edziennik.ui.modules.settings.SettingsNewFragment
 import pl.szczodrzynski.edziennik.ui.modules.timetable.TimetableFragment
 import pl.szczodrzynski.edziennik.utils.SwipeRefreshLayoutNoTouch
+import pl.szczodrzynski.edziennik.utils.Themes
 import pl.szczodrzynski.edziennik.utils.Utils
+import pl.szczodrzynski.edziennik.utils.Utils.d
 import pl.szczodrzynski.edziennik.utils.Utils.dpToPx
+import pl.szczodrzynski.edziennik.utils.models.NavTarget
 import pl.szczodrzynski.navlib.*
+import pl.szczodrzynski.navlib.SystemBarsUtil.Companion.COLOR_HALF_TRANSPARENT
+import pl.szczodrzynski.navlib.bottomsheet.NavBottomSheet
 import pl.szczodrzynski.navlib.bottomsheet.items.BottomSheetPrimaryItem
 import pl.szczodrzynski.navlib.bottomsheet.items.BottomSheetSeparatorItem
+import pl.szczodrzynski.navlib.drawer.NavDrawer
+import pl.szczodrzynski.navlib.drawer.items.DrawerPrimaryItem
+import pl.szczodrzynski.navlib.drawer.items.withAppTitle
 import java.io.File
 import java.io.IOException
 import java.util.*
+import kotlin.math.roundToInt
 
-
-class MainActivity : AppCompatActivity() {
+class MainActivity : DaggerAppCompatActivity() {
     companion object {
 
         var useOldMessages = false
@@ -236,6 +235,10 @@ class MainActivity : AppCompatActivity() {
 
         setTheme(Themes.appTheme)
 
+        app.appConfig.language?.let {
+            setLanguage(it)
+        }
+
         setContentView(b.root)
 
         navLoading = true
@@ -337,7 +340,7 @@ class MainActivity : AppCompatActivity() {
         if (!profileListEmpty) {
             handleIntent(intent?.extras)
         }
-        app.db.profileDao().getAllFull().observe(this, Observer { profiles ->
+        app.db.profileDao().allFull.observe(this, Observer { profiles ->
             // TODO fix weird -1 profiles ???
             profiles.removeAll { it.id < 0 }
             drawer.setProfileList(profiles)
@@ -354,7 +357,7 @@ class MainActivity : AppCompatActivity() {
         if (app.profile != null)
             setDrawerItems()
 
-        app.db.metadataDao().getUnreadCounts().observe(this, Observer { unreadCounters ->
+        app.db.metadataDao().unreadCounts.observe(this, Observer { unreadCounters ->
             unreadCounters.map {
                 it.type = it.thingType
             }
@@ -366,7 +369,7 @@ class MainActivity : AppCompatActivity() {
 
         isStoragePermissionGranted()
 
-        SyncJob.schedule(app)
+        SyncWorker.scheduleNext(app)
 
         // APP BACKGROUND
         if (app.appConfig.appBackground != null) {
@@ -474,6 +477,13 @@ class MainActivity : AppCompatActivity() {
                     .withIcon(CommunityMaterial.Icon.cmd_android_debug_bridge)
                     .withOnClickListener(View.OnClickListener { loadTarget(DRAWER_ITEM_DEBUG) })
         }
+
+        EventBus.getDefault().register(this)
+    }
+
+    override fun onDestroy() {
+        EventBus.getDefault().unregister(this)
+        super.onDestroy()
     }
 
     var profileListEmptyListener = {
@@ -488,7 +498,7 @@ class MainActivity : AppCompatActivity() {
                 profileListEmptyListener()
             }
             DRAWER_PROFILE_SYNC_ALL -> {
-                SyncJob.run(app)
+                EdziennikTask.sync().enqueue(this)
             }
             else -> {
                 loadTarget(id)
@@ -508,36 +518,102 @@ class MainActivity : AppCompatActivity() {
     fun syncCurrentFeature() {
         swipeRefreshLayout.isRefreshing = true
         Toast.makeText(this, fragmentToSyncName(navTargetId), Toast.LENGTH_SHORT).show()
-        val callback = object : SyncCallback {
-            override fun onLoginFirst(profileList: List<Profile>, loginStore: LoginStore) {
-
+        ApiService.start(this)
+        val fragmentParam = when (navTargetId) {
+            DRAWER_ITEM_MESSAGES -> MessagesFragment.pageSelection
+            else -> 0
+        }
+        EventBus.getDefault().postSticky(
+                EdziennikTask.syncProfile(
+                        App.profileId,
+                        listOf(navTargetId to fragmentParam)
+                )
+        )
+    }
+    @Subscribe(threadMode = ThreadMode.MAIN)
+    fun onSyncStartedEvent(event: ApiTaskStartedEvent) {
+        swipeRefreshLayout.isRefreshing = true
+        if (event.profileId == App.profileId) {
+            navView.toolbar.apply {
+                subtitleFormat = null
+                subtitleFormatWithUnread = null
+                subtitle = getString(R.string.toolbar_subtitle_syncing)
             }
-
-            override fun onSuccess(activityContext: Context, profileFull: ProfileFull) {
-                swipeRefreshLayout.isRefreshing = false
-            }
-
-            override fun onError(activityContext: Context, error: AppError) {
-                swipeRefreshLayout.isRefreshing = false
-                app.apiEdziennik.guiShowErrorSnackbar(this@MainActivity, error)
-            }
-
-            override fun onProgress(progressStep: Int) {
-
-            }
-
-            override fun onActionStarted(stringResId: Int) {
+        }
+    }
+    @Subscribe(threadMode = ThreadMode.MAIN)
+    fun onSyncProgressEvent(event: ApiTaskProgressEvent) {
+        if (event.profileId == App.profileId) {
+            navView.toolbar.apply {
+                subtitleFormat = null
+                subtitleFormatWithUnread = null
+                subtitle = if (event.progress < 0f)
+                    event.progressText ?: ""
+                else
+                    getString(R.string.toolbar_subtitle_syncing_format, event.progress.roundToInt(), event.progressText ?: "")
 
             }
         }
-        val feature = fragmentToFeature(navTargetId)
-        if (feature == FEATURE_ALL) {
-            swipeRefreshLayout.isRefreshing = false
-            app.apiEdziennik.guiSync(app, this, App.profileId, R.string.sync_dialog_title, R.string.sync_dialog_text, R.string.sync_done)
-        } else {
-            app.apiEdziennik.guiSyncSilent(app, this, App.profileId, callback, feature)
+    }
+    @Subscribe(threadMode = ThreadMode.MAIN)
+    fun onSyncProfileFinishedEvent(event: ApiTaskFinishedEvent) {
+        if (event.profileId == App.profileId) {
+            navView.toolbar.apply {
+                subtitleFormat = R.string.toolbar_subtitle
+                subtitleFormatWithUnread = R.plurals.toolbar_subtitle_with_unread
+                subtitle = "Gotowe"
+            }
         }
     }
+    @Subscribe(threadMode = ThreadMode.MAIN)
+    fun onSyncFinishedEvent(event: ApiTaskAllFinishedEvent) {
+        swipeRefreshLayout.isRefreshing = false
+    }
+    @Subscribe(threadMode = ThreadMode.MAIN)
+    fun onSyncErrorEvent(event: ApiTaskErrorEvent) {
+
+    }
+    @Subscribe(threadMode = ThreadMode.MAIN, sticky = true)
+    fun onAppManagerDetectedEvent(event: AppManagerDetectedEvent) {
+        if (app.appConfig.dontShowAppManagerDialog)
+            return
+        MaterialAlertDialogBuilder(this)
+                .setTitle(R.string.app_manager_dialog_title)
+                .setMessage(R.string.app_manager_dialog_text)
+                .setPositiveButton(R.string.ok) { dialog, which ->
+                    try {
+                        val intent = Intent()
+                        intent.component = ComponentName(
+                                "com.huawei.systemmanager",
+                                "com.huawei.systemmanager.appcontrol.activity.StartupAppControlActivity"
+                        )
+                        startActivity(intent)
+                    } catch (e: Exception) {
+                        e.printStackTrace()
+                        try {
+                            val intent = Intent()
+                            intent.component = ComponentName(
+                                    "com.asus.mobilemanager",
+                                    "com.asus.mobilemanager.MainActivity"
+                            )
+                            startActivity(intent)
+                        } catch (e: Exception) {
+                            try {
+                                startActivity(Intent(android.provider.Settings.ACTION_SETTINGS))
+                            } catch (e: Exception) {
+                                e.printStackTrace()
+                                Toast.makeText(this, R.string.app_manager_open_failed, Toast.LENGTH_SHORT).show()
+                            }
+                        }
+                    }
+                }
+                .setNeutralButton(R.string.dont_ask_again) { dialog, which ->
+                    app.appConfig.dontShowAppManagerDialog = true
+                    app.saveConfig("dontShowAppManagerDialog")
+                }
+                .setCancelable(false)
+                .show()
+    }
     private fun fragmentToFeature(currentFragment: Int): Int {
         return when (currentFragment) {
             DRAWER_ITEM_TIMETABLE -> FEATURE_TIMETABLE
@@ -584,11 +660,11 @@ class MainActivity : AppCompatActivity() {
     }
     private fun handleIntent(extras: Bundle?) {
 
-        Log.d(TAG, "handleIntent() {")
+        d(TAG, "handleIntent() {")
         extras?.keySet()?.forEach { key ->
-            Log.d(TAG, "    \"$key\": "+extras.get(key))
+            d(TAG, "    \"$key\": "+extras.get(key))
         }
-        Log.d(TAG, "}")
+        d(TAG, "}")
 
         if (extras?.containsKey("reloadProfileId") == true) {
             val reloadProfileId = extras.getInt("reloadProfileId", -1)
@@ -712,7 +788,7 @@ class MainActivity : AppCompatActivity() {
     fun loadProfile(id: Int) = loadProfile(id, navTargetId)
     fun loadProfile(id: Int, arguments: Bundle?) = loadProfile(id, navTargetId, arguments)
     fun loadProfile(id: Int, drawerSelection: Int, arguments: Bundle? = null) {
-        Log.d("NavDebug", "loadProfile(id = $id, drawerSelection = $drawerSelection)")
+        d("NavDebug", "loadProfile(id = $id, drawerSelection = $drawerSelection)")
         if (app.profile != null && App.profileId == id) {
             drawer.currentProfile = app.profile.id
             loadTarget(drawerSelection, arguments)
@@ -752,7 +828,7 @@ class MainActivity : AppCompatActivity() {
         }
     }
     private fun loadTarget(target: NavTarget, arguments: Bundle? = null) {
-        Log.d("NavDebug", "loadItem(id = ${target.id})")
+        d("NavDebug", "loadItem(id = ${target.id})")
 
         bottomSheet.close()
         bottomSheet.removeAllContextual()
@@ -765,7 +841,7 @@ class MainActivity : AppCompatActivity() {
         navView.bottomBar.fabExtended = false
         navView.bottomBar.setFabOnClickListener(null)
 
-        Log.d("NavDebug", "Navigating from ${navTarget.fragmentClass?.java?.simpleName} to ${target.fragmentClass?.java?.simpleName}")
+        d("NavDebug", "Navigating from ${navTarget.fragmentClass?.java?.simpleName} to ${target.fragmentClass?.java?.simpleName}")
 
         val fragment = target.fragmentClass?.java?.newInstance() ?: return
         fragment.arguments = arguments
@@ -824,9 +900,9 @@ class MainActivity : AppCompatActivity() {
             }
         }
 
-        Log.d("NavDebug", "Current fragment ${navTarget.fragmentClass?.java?.simpleName}, pop to home ${navTarget.popToHome}, back stack:")
+        d("NavDebug", "Current fragment ${navTarget.fragmentClass?.java?.simpleName}, pop to home ${navTarget.popToHome}, back stack:")
         navBackStack.forEachIndexed { index, target2 ->
-            Log.d("NavDebug", " - $index: ${target2.fragmentClass?.java?.simpleName}")
+            d("NavDebug", " - $index: ${target2.fragmentClass?.java?.simpleName}")
         }
 
         transaction.replace(R.id.fragment, fragment)
@@ -917,7 +993,7 @@ class MainActivity : AppCompatActivity() {
     }
 
     fun setDrawerItems() {
-        Log.d("NavDebug", "setDrawerItems() app.profile = ${app.profile ?: "null"}")
+        d("NavDebug", "setDrawerItems() app.profile = ${app.profile ?: "null"}")
         val drawerItems = arrayListOf<IDrawerItem<*>>()
         val drawerProfiles = arrayListOf<ProfileSettingDrawerItem>()
 

app/src/main/java/pl/szczodrzynski/edziennik/Notifier.java

@@ -8,24 +8,22 @@ import android.app.PendingIntent;
 import android.content.Context;
 import android.content.Intent;
 import android.os.Build;
+import android.util.Log;
+
 import androidx.core.app.NotificationCompat;
 import androidx.core.content.ContextCompat;
-import android.util.Log;
 
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 
 import pl.szczodrzynski.edziennik.data.db.modules.profiles.ProfileFull;
+import pl.szczodrzynski.edziennik.receivers.BootReceiver;
 import pl.szczodrzynski.edziennik.utils.models.Date;
 import pl.szczodrzynski.edziennik.utils.models.Time;
-import pl.szczodrzynski.edziennik.receivers.BootReceiver;
-import pl.szczodrzynski.edziennik.sync.SyncJob;
-import pl.szczodrzynski.edziennik.sync.SyncService;
 
 import static androidx.core.app.NotificationCompat.PRIORITY_DEFAULT;
 import static androidx.core.app.NotificationCompat.PRIORITY_MAX;
-import static pl.szczodrzynski.edziennik.sync.SyncService.ACTION_CANCEL;
 
 public class Notifier {
 
@@ -36,14 +34,14 @@ public class Notifier {
     private static String CHANNEL_GET_DATA_DESC;
     private static final String GROUP_KEY_GET_DATA = "pl.szczodrzynski.edziennik.GET_DATA";
 
-    private static final int ID_NOTIFICATIONS = 1337002;
-    private static String CHANNEL_NOTIFICATIONS_NAME;
-    private static String CHANNEL_NOTIFICATIONS_DESC;
+    public static final int ID_NOTIFICATIONS = 1337002;
+    public static String CHANNEL_NOTIFICATIONS_NAME;
+    public static String CHANNEL_NOTIFICATIONS_DESC;
     public static final String GROUP_KEY_NOTIFICATIONS = "pl.szczodrzynski.edziennik.NOTIFICATIONS";
 
-    private static final int ID_NOTIFICATIONS_QUIET = 1337002;
-    private static String CHANNEL_NOTIFICATIONS_QUIET_NAME;
-    private static String CHANNEL_NOTIFICATIONS_QUIET_DESC;
+    public static final int ID_NOTIFICATIONS_QUIET = 1337002;
+    public static String CHANNEL_NOTIFICATIONS_QUIET_NAME;
+    public static String CHANNEL_NOTIFICATIONS_QUIET_DESC;
     public static final String GROUP_KEY_NOTIFICATIONS_QUIET = "pl.szczodrzynski.edziennik.NOTIFICATIONS_QUIET";
 
     private static final int ID_UPDATES = 1337003;
@@ -52,9 +50,9 @@ public class Notifier {
     private static final String GROUP_KEY_UPDATES = "pl.szczodrzynski.edziennik.UPDATES";
 
     private App app;
-    private NotificationManager notificationManager;
+    public NotificationManager notificationManager;
     private NotificationCompat.Builder getDataNotificationBuilder;
-    private int notificationColor;
+    public int notificationColor;
 
     Notifier(App _app) {
         this.app = _app;
@@ -71,7 +69,7 @@ public class Notifier {
         notificationColor = ContextCompat.getColor(app.getContext(), R.color.colorPrimary);
         notificationManager = (NotificationManager) app.getSystemService(Context.NOTIFICATION_SERVICE);
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-            NotificationChannel channelGetData = new NotificationChannel(GROUP_KEY_GET_DATA, CHANNEL_GET_DATA_NAME, NotificationManager.IMPORTANCE_LOW);
+            NotificationChannel channelGetData = new NotificationChannel(GROUP_KEY_GET_DATA, CHANNEL_GET_DATA_NAME, NotificationManager.IMPORTANCE_MIN);
             channelGetData.setDescription(CHANNEL_GET_DATA_DESC);
             notificationManager.createNotificationChannel(channelGetData);
 
@@ -109,13 +107,13 @@ public class Notifier {
         return app.appConfig.quietHoursStart > 0 && now >= start && now <= end;
     }
 
-    private int getNotificationDefaults() {
+    public int getNotificationDefaults() {
         return (shouldBeQuiet() ? 0 : Notification.DEFAULT_ALL);
     }
-    private String getNotificationGroup() {
+    public String getNotificationGroup() {
         return shouldBeQuiet() ? GROUP_KEY_NOTIFICATIONS_QUIET : GROUP_KEY_NOTIFICATIONS;
     }
-    private int getNotificationPriority() {
+    public int getNotificationPriority() {
         return shouldBeQuiet() ? PRIORITY_DEFAULT : PRIORITY_MAX;
     }
 
@@ -126,17 +124,17 @@ public class Notifier {
          | |__| | (_| | || (_| | | |__| |  __/ |_
          |_____/ \__,_|\__\__,_|  \_____|\___|\_*/
     public Notification notificationGetDataShow(int maxProgress) {
-        Intent notificationIntent = new Intent(app.getContext(), SyncService.class);
+        /*Intent notificationIntent = new Intent(app.getContext(), SyncService.class);
         notificationIntent.setAction(ACTION_CANCEL);
         PendingIntent pendingIntent = PendingIntent.getService(app.getContext(), 0,
-                notificationIntent, PendingIntent.FLAG_CANCEL_CURRENT);
+                notificationIntent, PendingIntent.FLAG_CANCEL_CURRENT);*/
 
         getDataNotificationBuilder = new NotificationCompat.Builder(app, GROUP_KEY_GET_DATA)
                 .setSmallIcon(android.R.drawable.stat_sys_download)
                 .setColor(notificationColor)
                 .setContentTitle(app.getString(R.string.notification_get_data_title))
                 .setContentText(app.getString(R.string.notification_get_data_text))
-                .addAction(R.drawable.ic_notification, app.getString(R.string.notification_get_data_cancel), pendingIntent)
+                //.addAction(R.drawable.ic_notification, app.getString(R.string.notification_get_data_cancel), pendingIntent)
                 //.setGroup(GROUP_KEY_GET_DATA)
                 .setOngoing(true)
                 .setProgress(maxProgress, 0, false)
@@ -208,10 +206,8 @@ public class Notifier {
 
         @Override
         protected void onHandleIntent(Intent intent) {
-            SyncJob.run((App) getApplication(), intent.getExtras().getInt("failedProfileId", -1), -1);
-            NotificationManager notificationManager = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
-            assert notificationManager != null;
-            notificationManager.cancel(ID_GET_DATA_ERROR);
+
+
         }
     }
 

app/src/main/java/pl/szczodrzynski/edziennik/WidgetTimetable.java

@@ -28,6 +28,7 @@ import java.lang.reflect.Method;
 import java.util.ArrayList;
 import java.util.List;
 
+import pl.szczodrzynski.edziennik.api.v2.events.task.EdziennikTask;
 import pl.szczodrzynski.edziennik.data.db.modules.events.EventFull;
 import pl.szczodrzynski.edziennik.data.db.modules.lessons.LessonChange;
 import pl.szczodrzynski.edziennik.data.db.modules.lessons.LessonFull;
@@ -38,7 +39,6 @@ import pl.szczodrzynski.edziennik.utils.models.ItemWidgetTimetableModel;
 import pl.szczodrzynski.edziennik.utils.models.Time;
 import pl.szczodrzynski.edziennik.utils.models.Week;
 import pl.szczodrzynski.edziennik.widgets.WidgetConfig;
-import pl.szczodrzynski.edziennik.sync.SyncJob;
 import pl.szczodrzynski.edziennik.widgets.timetable.LessonDetailsActivity;
 import pl.szczodrzynski.edziennik.widgets.timetable.WidgetTimetableService;
 
@@ -65,8 +65,8 @@ public class WidgetTimetable extends AppWidgetProvider {
 
     @Override
     public void onReceive(Context context, Intent intent) {
-        if (ACTION_SYNC_DATA.equals(intent.getAction())){
-            SyncJob.run((App) context.getApplicationContext());
+        if (ACTION_SYNC_DATA.equals(intent.getAction())) {
+            EdziennikTask.Companion.sync().enqueue(context);
         }
         super.onReceive(context, intent);
     }
@@ -244,7 +244,7 @@ public class WidgetTimetable extends AppWidgetProvider {
                 filterOutArchived(profileList);
             }
             else {
-                Profile profile = app.db.profileDao().getByIdNow(widgetConfig.profileId);
+                Profile profile = app.db.profileDao().getFullByIdNow(widgetConfig.profileId);
                 if (profile != null) {
                     profileList.add(profile);
                 }

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/ApiService.kt

@@ -0,0 +1,246 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-28.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2
+
+import android.app.Service
+import android.content.Context
+import android.content.Intent
+import android.os.IBinder
+import org.greenrobot.eventbus.EventBus
+import org.greenrobot.eventbus.Subscribe
+import org.greenrobot.eventbus.ThreadMode
+import pl.szczodrzynski.edziennik.App
+import pl.szczodrzynski.edziennik.api.v2.events.*
+import pl.szczodrzynski.edziennik.api.v2.events.requests.ServiceCloseRequest
+import pl.szczodrzynski.edziennik.api.v2.events.requests.TaskCancelRequest
+import pl.szczodrzynski.edziennik.api.v2.events.task.EdziennikTask
+import pl.szczodrzynski.edziennik.api.v2.events.task.ErrorReportTask
+import pl.szczodrzynski.edziennik.api.v2.events.task.IApiTask
+import pl.szczodrzynski.edziennik.api.v2.events.task.NotifyTask
+import pl.szczodrzynski.edziennik.api.v2.interfaces.EdziennikCallback
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.utils.Utils.d
+import kotlin.math.min
+import kotlin.math.roundToInt
+
+class ApiService : Service() {
+    companion object {
+        const val TAG = "ApiService"
+        const val NOTIFICATION_API_CHANNEL_ID = "pl.szczodrzynski.edziennik.GET_DATA"
+        fun start(context: Context) {
+            context.startService(Intent(context, ApiService::class.java))
+        }
+        fun startAndRequest(context: Context, request: Any) {
+            context.startService(Intent(context, ApiService::class.java))
+            EventBus.getDefault().postSticky(request)
+        }
+    }
+
+    private val app by lazy { applicationContext as App }
+
+    private val finishingTaskQueue = mutableListOf(
+            NotifyTask(),
+            ErrorReportTask()
+    )
+    private val taskQueue = mutableListOf<IApiTask>()
+    private val errorList = mutableListOf<ApiError>()
+
+    private var serviceClosed = false
+    private var taskCancelled = false
+    private var taskIsRunning = false
+    private var taskRunning: IApiTask? = null // for debug purposes
+    private var taskRunningId = -1
+    private var taskMaximumId = 0
+
+    private var taskProfileId = -1
+    private var taskProgress = -1f
+    private var taskProgressText: String? = null
+
+    private val notification by lazy { EdziennikNotification(this) }
+
+    /*    ______    _     _                  _ _       _____      _ _ _                _
+         |  ____|  | |   (_)                (_) |     / ____|    | | | |              | |
+         | |__   __| |_____  ___ _ __  _ __  _| | __ | |     __ _| | | |__   __ _  ___| | __
+         |  __| / _` |_  / |/ _ \ '_ \| '_ \| | |/ / | |    / _` | | | '_ \ / _` |/ __| |/ /
+         | |___| (_| |/ /| |  __/ | | | | | | |   <  | |___| (_| | | | |_) | (_| | (__|   <
+         |______\__,_/___|_|\___|_| |_|_| |_|_|_|\_\  \_____\__,_|_|_|_.__/ \__,_|\___|_|\*/
+    private val taskCallback = object : EdziennikCallback {
+        override fun onCompleted() {
+            d(TAG, "Task $taskRunningId (profile $taskProfileId) - $taskProgressText - finished")
+            //if (!taskCancelled) {
+                EventBus.getDefault().post(ApiTaskFinishedEvent(taskProfileId))
+            //}
+            taskIsRunning = false
+            taskRunningId = -1
+            taskRunning = null
+            taskProfileId = -1
+            taskProgress = -1f
+            taskProgressText = null
+
+            notification.setIdle().post()
+            runTask()
+        }
+
+        override fun onError(apiError: ApiError) {
+            d(TAG, "Task $taskRunningId threw an error - $apiError")
+            apiError.profileId = taskProfileId
+            EventBus.getDefault().post(ApiTaskErrorEvent(apiError))
+            errorList.add(apiError)
+            apiError.throwable?.printStackTrace()
+            if (apiError.isCritical) {
+                notification.setCriticalError().post()
+                taskRunning = null
+                taskIsRunning = false
+                taskRunningId = -1
+                runTask()
+            }
+            else {
+                notification.addError().post()
+            }
+        }
+
+        override fun onProgress(step: Float) {
+            if (step <= 0)
+                return
+            if (taskProgress < 0)
+                taskProgress = 0f
+            taskProgress += step
+            taskProgress = min(100f, taskProgress)
+            d(TAG, "Task $taskRunningId progress: ${taskProgress.roundToInt()}%")
+            EventBus.getDefault().post(ApiTaskProgressEvent(taskProfileId, taskProgress, taskProgressText))
+            notification.setProgress(taskProgress).post()
+        }
+
+        override fun onStartProgress(stringRes: Int) {
+            taskProgressText = getString(stringRes)
+            d(TAG, "Task $taskRunningId progress: $taskProgressText")
+            EventBus.getDefault().post(ApiTaskProgressEvent(taskProfileId, taskProgress, taskProgressText))
+            notification.setProgressText(taskProgressText).post()
+        }
+    }
+
+    /*    _______        _                               _   _
+         |__   __|      | |                             | | (_)
+            | | __ _ ___| | __   _____  _____  ___ _   _| |_ _  ___  _ __
+            | |/ _` / __| |/ /  / _ \ \/ / _ \/ __| | | | __| |/ _ \| '_ \
+            | | (_| \__ \   <  |  __/>  <  __/ (__| |_| | |_| | (_) | | | |
+            |_|\__,_|___/_|\_\  \___/_/\_\___|\___|\__,_|\__|_|\___/|_| |*/
+    private fun runTask() {
+        if (taskIsRunning)
+            return
+        if (taskCancelled || serviceClosed || (taskQueue.isEmpty() && finishingTaskQueue.isEmpty())) {
+            serviceClosed = false
+            allCompleted()
+            return
+        }
+
+        val task = if (taskQueue.isEmpty()) finishingTaskQueue.removeAt(0) else taskQueue.removeAt(0)
+        task.taskId = ++taskMaximumId
+        task.prepare(app)
+        taskIsRunning = true
+        taskRunningId = task.taskId
+        taskRunning = task
+        taskProfileId = task.profileId
+        taskProgress = -1f
+        taskProgressText = task.taskName
+
+        d(TAG, "Executing task $taskRunningId ($taskProgressText) - $task")
+
+        // update the notification
+        notification.setCurrentTask(taskRunningId, taskProgressText).post()
+
+        // post an event
+        EventBus.getDefault().post(ApiTaskStartedEvent(taskProfileId, task.profile))
+
+        when (task) {
+            is EdziennikTask -> task.run(app, taskCallback)
+            is NotifyTask -> task.run(app, taskCallback)
+            is ErrorReportTask -> task.run(app, taskCallback, notification, errorList)
+        }
+    }
+
+    private fun allCompleted() {
+        EventBus.getDefault().post(ApiTaskAllFinishedEvent())
+        stopSelf()
+    }
+
+    /*    ______               _   ____
+         |  ____|             | | |  _ \
+         | |____   _____ _ __ | |_| |_) |_   _ ___
+         |  __\ \ / / _ \ '_ \| __|  _ <| | | / __|
+         | |___\ V /  __/ | | | |_| |_) | |_| \__ \
+         |______\_/ \___|_| |_|\__|____/ \__,_|__*/
+    @Subscribe(sticky = true, threadMode = ThreadMode.ASYNC)
+    fun onApiTask(task: IApiTask) {
+        EventBus.getDefault().removeStickyEvent(task)
+        d(TAG, task.toString())
+
+        if (task is EdziennikTask) {
+            when (task.request) {
+                is EdziennikTask.SyncRequest -> app.db.profileDao().idsForSyncNow.forEach {
+                    taskQueue += EdziennikTask.syncProfile(it)
+                }
+                is EdziennikTask.SyncProfileListRequest -> task.request.profileList.forEach {
+                    taskQueue += EdziennikTask.syncProfile(it)
+                }
+                else -> {
+                    taskQueue += task
+                }
+            }
+        }
+        else {
+            taskQueue += task
+        }
+        d(TAG, "EventBus received an IApiTask: $task")
+        d(TAG, "Current queue:")
+        taskQueue.forEach {
+            d(TAG, "  - $it")
+        }
+        runTask()
+    }
+
+    @Subscribe(sticky = true, threadMode = ThreadMode.ASYNC)
+    fun onTaskCancelRequest(request: TaskCancelRequest) {
+        EventBus.getDefault().removeStickyEvent(request)
+        d(TAG, request.toString())
+
+        taskCancelled = true
+        taskRunning?.cancel()
+    }
+    @Subscribe(sticky = true, threadMode = ThreadMode.ASYNC)
+    fun onServiceCloseRequest(request: ServiceCloseRequest) {
+        EventBus.getDefault().removeStickyEvent(request)
+        d(TAG, request.toString())
+
+        serviceClosed = true
+        taskCancelled = true
+        taskRunning?.cancel()
+        stopSelf()
+    }
+
+    /*     _____                 _                                     _     _
+          / ____|               (_)                                   (_)   | |
+         | (___   ___ _ ____   ___  ___ ___    _____   _____ _ __ _ __ _  __| | ___  ___
+          \___ \ / _ \ '__\ \ / / |/ __/ _ \  / _ \ \ / / _ \ '__| '__| |/ _` |/ _ \/ __|
+          ____) |  __/ |   \ V /| | (_|  __/ | (_) \ V /  __/ |  | |  | | (_| |  __/\__ \
+         |_____/ \___|_|    \_/ |_|\___\___|  \___/ \_/ \___|_|  |_|  |_|\__,_|\___||__*/
+    override fun onCreate() {
+        EventBus.getDefault().register(this)
+        notification.setIdle().setCloseAction()
+    }
+
+    override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
+        startForeground(EdziennikNotification.NOTIFICATION_ID, notification.notification)
+        return START_NOT_STICKY
+    }
+
+    override fun onDestroy() {
+        EventBus.getDefault().unregister(this)
+    }
+
+    override fun onBind(intent: Intent?): IBinder? {
+        return null
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/Constants.kt

@@ -0,0 +1,94 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-19.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2
+
+import android.os.Build
+import pl.szczodrzynski.edziennik.BuildConfig
+
+const val GET = 0
+const val POST = 1
+
+val SYSTEM_USER_AGENT = System.getProperty("http.agent") ?: "Dalvik/2.1.0 Android"
+
+val SERVER_USER_AGENT = "Szkolny.eu/${BuildConfig.VERSION_NAME} $SYSTEM_USER_AGENT"
+
+val LIBRUS_USER_AGENT = "$SYSTEM_USER_AGENT LibrusMobileApp"
+const val SYNERGIA_USER_AGENT = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) Gecko/20100101 Firefox/62.0"
+const val LIBRUS_CLIENT_ID = "wmSyUMo8llDAs4y9tJVYY92oyZ6h4lAt7KCuy0Gv"
+const val LIBRUS_REDIRECT_URL = "http://localhost/bar"
+const val LIBRUS_AUTHORIZE_URL = "https://portal.librus.pl/oauth2/authorize?client_id=$LIBRUS_CLIENT_ID&redirect_uri=$LIBRUS_REDIRECT_URL&response_type=code"
+const val LIBRUS_LOGIN_URL = "https://portal.librus.pl/rodzina/login/action"
+const val LIBRUS_TOKEN_URL = "https://portal.librus.pl/oauth2/access_token"
+
+const val LIBRUS_ACCOUNT_URL = "/v2/SynergiaAccounts/fresh/" // + login
+const val LIBRUS_ACCOUNTS_URL = "/v2/SynergiaAccounts"
+
+/** https://api.librus.pl/2.0 */
+const val LIBRUS_API_URL = "https://api.librus.pl/2.0"
+/** https://portal.librus.pl/api */
+const val LIBRUS_PORTAL_URL = "https://portal.librus.pl/api"
+/** https://api.librus.pl/OAuth/Token */
+const val LIBRUS_API_TOKEN_URL = "https://api.librus.pl/OAuth/Token"
+/** https://api.librus.pl/OAuth/TokenJST */
+const val LIBRUS_API_TOKEN_JST_URL = "https://api.librus.pl/OAuth/TokenJST"
+const val LIBRUS_API_AUTHORIZATION = "Mjg6ODRmZGQzYTg3YjAzZDNlYTZmZmU3NzdiNThiMzMyYjE="
+const val LIBRUS_API_SECRET_JST = "18b7c1ee08216f636a1b1a2440e68398"
+const val LIBRUS_API_CLIENT_ID_JST = "49"
+//const val LIBRUS_API_CLIENT_ID_JST_REFRESH = "42"
+
+const val LIBRUS_JST_DEMO_CODE = "68656A21"
+const val LIBRUS_JST_DEMO_PIN = "1290"
+
+const val LIBRUS_SYNERGIA_URL = "https://synergia.librus.pl"
+/** https://synergia.librus.pl/loguj/token/TOKEN/przenies */
+const val LIBRUS_SYNERGIA_TOKEN_LOGIN_URL = "https://synergia.librus.pl/loguj/token/TOKEN/przenies"
+
+const val LIBRUS_MESSAGES_URL = "https://wiadomosci.librus.pl/module"
+const val LIBRUS_SANDBOX_URL = "https://sandbox.librus.pl/index.php?action="
+
+const val IDZIENNIK_USER_AGENT = SYNERGIA_USER_AGENT
+const val IDZIENNIK_WEB_URL = "https://iuczniowie.progman.pl/idziennik"
+const val IDZIENNIK_WEB_LOGIN = "login.aspx"
+const val IDZIENNIK_WEB_SETTINGS = "mod_panelRodzica/Ustawienia.aspx"
+const val IDZIENNIK_WEB_TIMETABLE = "mod_panelRodzica/plan/WS_Plan.asmx/pobierzPlanZajec"
+const val IDZIENNIK_WEB_GRADES = "mod_panelRodzica/oceny/WS_ocenyUcznia.asmx/pobierzOcenyUcznia"
+const val IDZIENNIK_WEB_MISSING_GRADES = "mod_panelRodzica/brak_ocen/WS_BrakOcenUcznia.asmx/pobierzBrakujaceOcenyUcznia"
+const val IDZIENNIK_WEB_EXAMS = "mod_panelRodzica/sprawdziany/mod_sprawdzianyPanel.asmx/pobierzListe"
+const val IDZIENNIK_WEB_NOTICES = "mod_panelRodzica/uwagi/WS_uwagiUcznia.asmx/pobierzUwagiUcznia"
+const val IDZIENNIK_WEB_ATTENDANCE = "mod_panelRodzica/obecnosci/WS_obecnosciUcznia.asmx/pobierzObecnosciUcznia"
+const val IDZIENNIK_WEB_ANNOUNCEMENTS = "mod_panelRodzica/tabOgl/WS_tablicaOgloszen.asmx/GetOgloszenia"
+const val IDZIENNIK_WEB_MESSAGES_LIST = "mod_komunikator/WS_wiadomosci.asmx/PobierzListeWiadomosci"
+
+val IDZIENNIK_API_USER_AGENT = SYSTEM_USER_AGENT
+const val IDZIENNIK_API_URL = "https://iuczniowie.progman.pl/idziennik/api"
+const val IDZIENNIK_API_CURRENT_REGISTER = "Uczniowie/\$STUDENT_ID/AktualnyDziennik"
+const val IDZIENNIK_API_GRADES = "Uczniowie/\$STUDENT_ID/Oceny/" /* + semester */
+const val IDZIENNIK_API_MESSAGES_INBOX = "Wiadomosci/Odebrane"
+const val IDZIENNIK_API_MESSAGES_SENT = "Wiadomosci/Wyslane"
+
+
+val MOBIDZIENNIK_USER_AGENT = SYSTEM_USER_AGENT
+
+const val VULCAN_API_USER_AGENT = "MobileUserAgent"
+const val VULCAN_API_APP_NAME = "VULCAN-Android-ModulUcznia"
+const val VULCAN_API_APP_VERSION = "19.4.1.436"
+const val VULCAN_API_PASSWORD = "CE75EA598C7743AD9B0B7328DED85B06"
+const val VULCAN_API_PASSWORD_FAKELOG = "012345678901234567890123456789AB"
+val VULCAN_API_DEVICE_NAME = "Szkolny.eu ${Build.MODEL}"
+
+const val VULCAN_API_ENDPOINT_CERTIFICATE = "mobile-api/Uczen.v3.UczenStart/Certyfikat"
+const val VULCAN_API_ENDPOINT_STUDENT_LIST = "mobile-api/Uczen.v3.UczenStart/ListaUczniow"
+const val VULCAN_API_ENDPOINT_DICTIONARIES = "mobile-api/Uczen.v3.Uczen/Slowniki"
+const val VULCAN_API_ENDPOINT_TIMETABLE = "mobile-api/Uczen.v3.Uczen/PlanLekcjiZeZmianami"
+const val VULCAN_API_ENDPOINT_GRADES = "mobile-api/Uczen.v3.Uczen/Oceny"
+const val VULCAN_API_ENDPOINT_GRADES_PROPOSITIONS = "mobile-api/Uczen.v3.Uczen/OcenyPodsumowanie"
+const val VULCAN_API_ENDPOINT_EVENTS = "mobile-api/Uczen.v3.Uczen/Sprawdziany"
+const val VULCAN_API_ENDPOINT_HOMEWORK = "mobile-api/Uczen.v3.Uczen/ZadaniaDomowe"
+const val VULCAN_API_ENDPOINT_NOTICES = "mobile-api/Uczen.v3.Uczen/UwagiUcznia"
+const val VULCAN_API_ENDPOINT_ATTENDANCE = "mobile-api/Uczen.v3.Uczen/Frekwencje"
+const val VULCAN_API_ENDPOINT_MESSAGES_RECEIVED = "mobile-api/Uczen.v3.Uczen/WiadomosciOdebrane"
+const val VULCAN_API_ENDPOINT_MESSAGES_SENT = "mobile-api/Uczen.v3.Uczen/WiadomosciWyslane"
+const val VULCAN_API_ENDPOINT_MESSAGES_CHANGE_STATUS = "mobile-api/Uczen.v3.Uczen/ZmienStatusWiadomosci"
+const val VULCAN_API_ENDPOINT_PUSH = "mobile-api/Uczen.v3.Uczen/UstawPushToken"

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/DataNotifications.kt

@@ -0,0 +1,210 @@
+package pl.szczodrzynski.edziennik.api.v2
+
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_AGENDA
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_ANNOUNCEMENTS
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_ATTENDANCE
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_BEHAVIOUR
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_GRADES
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_HOME
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_HOMEWORK
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_MESSAGES
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_TIMETABLE
+import pl.szczodrzynski.edziennik.R
+import pl.szczodrzynski.edziennik.api.v2.models.Data
+import pl.szczodrzynski.edziennik.data.db.modules.attendance.Attendance
+import pl.szczodrzynski.edziennik.data.db.modules.events.Event
+import pl.szczodrzynski.edziennik.data.db.modules.grades.Grade.*
+import pl.szczodrzynski.edziennik.data.db.modules.messages.Message
+import pl.szczodrzynski.edziennik.data.db.modules.notices.Notice
+import pl.szczodrzynski.edziennik.data.db.modules.notification.Notification
+import pl.szczodrzynski.edziennik.data.db.modules.notification.Notification.Companion.TYPE_LUCKY_NUMBER
+import pl.szczodrzynski.edziennik.data.db.modules.notification.Notification.Companion.TYPE_NEW_ANNOUNCEMENT
+import pl.szczodrzynski.edziennik.data.db.modules.notification.Notification.Companion.TYPE_NEW_ATTENDANCE
+import pl.szczodrzynski.edziennik.data.db.modules.notification.Notification.Companion.TYPE_NEW_EVENT
+import pl.szczodrzynski.edziennik.data.db.modules.notification.Notification.Companion.TYPE_NEW_GRADE
+import pl.szczodrzynski.edziennik.data.db.modules.notification.Notification.Companion.TYPE_NEW_HOMEWORK
+import pl.szczodrzynski.edziennik.data.db.modules.notification.Notification.Companion.TYPE_NEW_MESSAGE
+import pl.szczodrzynski.edziennik.data.db.modules.notification.Notification.Companion.TYPE_NEW_NOTICE
+import pl.szczodrzynski.edziennik.data.db.modules.notification.Notification.Companion.TYPE_TIMETABLE_LESSON_CHANGE
+import pl.szczodrzynski.edziennik.data.db.modules.notification.getNotificationTitle
+import pl.szczodrzynski.edziennik.utils.models.Date
+
+class DataNotifications(val data: Data) {
+    companion object {
+        private const val TAG = "DataNotifications"
+    }
+
+    val app = data.app
+    val profileId = data.profile?.id ?: -1
+    val profileName = data.profile?.name ?: ""
+    val profile = data.profile
+    val loginStore = data.loginStore
+
+    init { run {
+        if (profile == null) {
+            return@run
+        }
+
+        for (change in app.db.lessonChangeDao().getNotNotifiedNow(profileId)) {
+            val text = app.getString(R.string.notification_lesson_change_format, change.changeTypeStr(app), if (change.lessonDate == null) "" else change.lessonDate!!.formattedString, change.subjectLongName)
+            data.notifications += Notification(
+                    title = app.getNotificationTitle(TYPE_TIMETABLE_LESSON_CHANGE),
+                    text = text,
+                    type = TYPE_TIMETABLE_LESSON_CHANGE,
+                    profileId = profileId,
+                    profileName = profileName,
+                    viewId = DRAWER_ITEM_TIMETABLE,
+                    addedDate = change.addedDate
+            ).addExtra("timetableDate", change.lessonDate?.value?.toLong())
+        }
+
+        for (event in app.db.eventDao().getNotNotifiedNow(profileId)) {
+            val text = if (event.type == Event.TYPE_HOMEWORK)
+                app.getString(
+                        if (event.subjectLongName.isNullOrEmpty())
+                            R.string.notification_homework_no_subject_format
+                        else
+                            R.string.notification_homework_format,
+                        event.subjectLongName,
+                        event.eventDate.formattedString
+                )
+            else
+                app.getString(
+                        if (event.subjectLongName.isNullOrEmpty())
+                            R.string.notification_event_no_subject_format
+                        else
+                            R.string.notification_event_format,
+                        event.typeName,
+                        event.eventDate.formattedString,
+                        event.subjectLongName
+                )
+            val type = if (event.type == Event.TYPE_HOMEWORK) TYPE_NEW_HOMEWORK else TYPE_NEW_EVENT
+            data.notifications += Notification(
+                    title = app.getNotificationTitle(type),
+                    text = text,
+                    type = type,
+                    profileId = profileId,
+                    profileName = profileName,
+                    viewId = if (event.type == Event.TYPE_HOMEWORK) DRAWER_ITEM_HOMEWORK else DRAWER_ITEM_AGENDA,
+                    addedDate = event.addedDate
+            ).addExtra("eventId", event.id).addExtra("eventDate", event.eventDate.value.toLong())
+        }
+
+        val today = Date.getToday()
+        val todayValue = today.value
+        profile.currentSemester = profile.dateToSemester(today)
+
+        for (grade in app.db.gradeDao().getNotNotifiedNow(profileId)) {
+            val gradeName = when (grade.type) {
+                TYPE_SEMESTER1_PROPOSED, TYPE_SEMESTER2_PROPOSED -> app.getString(R.string.grade_semester_proposed_format_2, grade.name)
+                TYPE_SEMESTER1_FINAL, TYPE_SEMESTER2_FINAL -> app.getString(R.string.grade_semester_final_format_2, grade.name)
+                TYPE_YEAR_PROPOSED -> app.getString(R.string.grade_year_proposed_format_2, grade.name)
+                TYPE_YEAR_FINAL -> app.getString(R.string.grade_year_final_format_2, grade.name)
+                else -> grade.name
+            }
+            val text = app.getString(R.string.notification_grade_format, gradeName, grade.subjectLongName)
+            data.notifications += Notification(
+                    title = app.getNotificationTitle(TYPE_NEW_GRADE),
+                    text = text,
+                    type = TYPE_NEW_GRADE,
+                    profileId = profileId,
+                    profileName = profileName,
+                    viewId = DRAWER_ITEM_GRADES,
+                    addedDate = grade.addedDate
+            ).addExtra("gradeId", grade.id).addExtra("gradesSubjectId", grade.subjectId)
+        }
+
+        for (notice in app.db.noticeDao().getNotNotifiedNow(profileId)) {
+            val noticeTypeStr = if (notice.type == Notice.TYPE_POSITIVE) app.getString(R.string.notification_notice_praise) else if (notice.type == Notice.TYPE_NEGATIVE) app.getString(R.string.notification_notice_warning) else app.getString(R.string.notification_notice_new)
+            val text = app.getString(R.string.notification_notice_format, noticeTypeStr, notice.teacherFullName, Date.fromMillis(notice.addedDate).formattedString)
+            data.notifications += Notification(
+                    title = app.getNotificationTitle(TYPE_NEW_NOTICE),
+                    text = text,
+                    type = TYPE_NEW_NOTICE,
+                    profileId = profileId,
+                    profileName = profileName,
+                    viewId = DRAWER_ITEM_BEHAVIOUR,
+                    addedDate = notice.addedDate
+            ).addExtra("noticeId", notice.id)
+        }
+
+        for (attendance in app.db.attendanceDao().getNotNotifiedNow(profileId)) {
+            var attendanceTypeStr = app.getString(R.string.notification_type_attendance)
+            when (attendance.type) {
+                Attendance.TYPE_ABSENT -> attendanceTypeStr = app.getString(R.string.notification_absence)
+                Attendance.TYPE_ABSENT_EXCUSED -> attendanceTypeStr = app.getString(R.string.notification_absence_excused)
+                Attendance.TYPE_BELATED -> attendanceTypeStr = app.getString(R.string.notification_belated)
+                Attendance.TYPE_BELATED_EXCUSED -> attendanceTypeStr = app.getString(R.string.notification_belated_excused)
+                Attendance.TYPE_RELEASED -> attendanceTypeStr = app.getString(R.string.notification_release)
+            }
+            val text = app.getString(
+                    if (attendance.subjectLongName.isNullOrEmpty())
+                        R.string.notification_attendance_no_lesson_format
+                    else
+                        R.string.notification_attendance_format,
+                    attendanceTypeStr,
+                    attendance.subjectLongName,
+                    attendance.lessonDate.formattedString
+            )
+            data.notifications += Notification(
+                    title = app.getNotificationTitle(TYPE_NEW_ATTENDANCE),
+                    text = text,
+                    type = TYPE_NEW_ATTENDANCE,
+                    profileId = profileId,
+                    profileName = profileName,
+                    viewId = DRAWER_ITEM_ATTENDANCE,
+                    addedDate = attendance.addedDate
+            ).addExtra("attendanceId", attendance.id).addExtra("attendanceSubjectId", attendance.subjectId)
+        }
+
+        for (announcement in app.db.announcementDao().getNotNotifiedNow(profileId)) {
+            val text = app.context.getString(R.string.notification_announcement_format, announcement.subject)
+            data.notifications += Notification(
+                    title = app.getNotificationTitle(TYPE_NEW_ANNOUNCEMENT),
+                    text = text,
+                    type = TYPE_NEW_ANNOUNCEMENT,
+                    profileId = profileId,
+                    profileName = profileName,
+                    viewId = DRAWER_ITEM_ANNOUNCEMENTS,
+                    addedDate = announcement.addedDate
+            ).addExtra("announcementId", announcement.id)
+        }
+
+        for (message in app.db.messageDao().getReceivedNotNotifiedNow(profileId)) {
+            val text = app.context.getString(R.string.notification_message_format, message.senderFullName, message.subject)
+            data.notifications += Notification(
+                    title = app.getNotificationTitle(TYPE_NEW_MESSAGE),
+                    text = text,
+                    type = TYPE_NEW_MESSAGE,
+                    profileId = profileId,
+                    profileName = profileName,
+                    viewId = DRAWER_ITEM_MESSAGES,
+                    addedDate = message.addedDate
+            ).addExtra("messageType", Message.TYPE_RECEIVED.toLong()).addExtra("messageId", message.id)
+        }
+
+        val luckyNumbers = app.db.luckyNumberDao().getNotNotifiedNow(profileId)
+        luckyNumbers?.removeAll { it.date < today }
+        luckyNumbers?.forEach { luckyNumber ->
+            val text = when {
+                luckyNumber.date.value == todayValue -> // LN for today
+                    app.getString(if (profile.studentNumber != -1 && profile.studentNumber == luckyNumber.number) R.string.notification_lucky_number_yours_format else R.string.notification_lucky_number_format, luckyNumber.number)
+                luckyNumber.date.value == todayValue + 1 -> // LN for tomorrow
+                    app.getString(if (profile.studentNumber != -1 && profile.studentNumber == luckyNumber.number) R.string.notification_lucky_number_yours_tomorrow_format else R.string.notification_lucky_number_tomorrow_format, luckyNumber.number)
+                else -> // LN for later
+                    app.getString(if (profile.studentNumber != -1 && profile.studentNumber == luckyNumber.number) R.string.notification_lucky_number_yours_later_format else R.string.notification_lucky_number_later_format, luckyNumber.date.formattedString, luckyNumber.number)
+            }
+            data.notifications += Notification(
+                    title = app.getNotificationTitle(TYPE_LUCKY_NUMBER),
+                    text = text,
+                    type = TYPE_LUCKY_NUMBER,
+                    profileId = profileId,
+                    profileName = profileName,
+                    viewId = DRAWER_ITEM_HOME,
+                    addedDate = luckyNumber.addedDate
+            )
+        }
+
+        data.db.metadataDao().setAllNotified(profileId, true)
+    }}
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/EdziennikNotification.kt

@@ -0,0 +1,140 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-1.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2
+
+import android.app.Notification
+import android.app.NotificationManager
+import android.app.PendingIntent
+import android.content.Context
+import android.content.Intent
+import androidx.core.app.NotificationCompat
+import androidx.core.app.NotificationCompat.PRIORITY_MIN
+import pl.szczodrzynski.edziennik.R
+import kotlin.math.roundToInt
+
+
+class EdziennikNotification(val context: Context) {
+    companion object {
+        const val NOTIFICATION_ID = 20191001
+    }
+
+    private val notificationManager by lazy { context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager }
+
+    private val notificationBuilder: NotificationCompat.Builder by lazy {
+        NotificationCompat.Builder(context, ApiService.NOTIFICATION_API_CHANNEL_ID)
+                .setSmallIcon(R.drawable.ic_notification)
+                .setPriority(PRIORITY_MIN)
+                .setOngoing(true)
+                .setLocalOnly(true)
+    }
+
+    val notification: Notification
+        get() = notificationBuilder.build()
+
+    private var errorCount = 0
+    private var criticalErrorCount = 0
+
+    private fun cancelPendingIntent(taskId: Int): PendingIntent {
+        val intent = Intent("pl.szczodrzynski.edziennik.SZKOLNY_MAIN")
+        intent.putExtra("task", "TaskCancelRequest")
+        intent.putExtra("taskId", taskId)
+        return PendingIntent.getBroadcast(context, 0, intent, PendingIntent.FLAG_CANCEL_CURRENT) as PendingIntent
+    }
+    private val closePendingIntent: PendingIntent
+        get() {
+            val intent = Intent("pl.szczodrzynski.edziennik.SZKOLNY_MAIN")
+            intent.putExtra("task", "ServiceCloseRequest")
+            return PendingIntent.getBroadcast(context, 0, intent, PendingIntent.FLAG_CANCEL_CURRENT) as PendingIntent
+        }
+
+    private fun errorCountText(): String? {
+        var result = ""
+        if (criticalErrorCount > 0) {
+            result += context.resources.getQuantityString(R.plurals.critical_errors_format, criticalErrorCount, criticalErrorCount)
+        }
+        if (criticalErrorCount > 0 && errorCount > 0) {
+            result += ", "
+        }
+        if (errorCount > 0) {
+            result += context.resources.getQuantityString(R.plurals.normal_errors_format, errorCount, errorCount)
+        }
+        return if (result.isEmpty()) null else result
+    }
+
+    fun setIdle(): EdziennikNotification {
+        notificationBuilder.setContentTitle(context.getString(R.string.edziennik_notification_api_title))
+        notificationBuilder.setProgress(0, 0, false)
+        notificationBuilder.apply {
+            val str = context.getString(R.string.edziennik_notification_api_text)
+            setStyle(NotificationCompat.BigTextStyle().bigText(str))
+            setContentText(str)
+        }
+        setCloseAction()
+        return this
+    }
+
+    fun addError(): EdziennikNotification {
+        errorCount++
+        return this
+    }
+    fun setCriticalError(): EdziennikNotification {
+        criticalErrorCount++
+        notificationBuilder.setContentTitle(context.getString(R.string.edziennik_notification_api_error_title))
+        notificationBuilder.setProgress(0, 0, false)
+        notificationBuilder.apply {
+            val str = errorCountText()
+            setStyle(NotificationCompat.BigTextStyle().bigText(str))
+            setContentText(str)
+        }
+        setCloseAction()
+        return this
+    }
+
+    fun setProgress(progress: Float): EdziennikNotification {
+        notificationBuilder.setProgress(100, progress.roundToInt(), progress < 0f)
+        return this
+    }
+    fun setProgressText(progressText: String?): EdziennikNotification {
+        notificationBuilder.setContentTitle(progressText)
+        return this
+    }
+
+    fun setCurrentTask(taskId: Int, progressText: String?): EdziennikNotification {
+        notificationBuilder.setProgress(100, 0, true)
+        notificationBuilder.setContentTitle(progressText)
+        notificationBuilder.apply {
+            val str = errorCountText()
+            setStyle(NotificationCompat.BigTextStyle().bigText(str))
+            setContentText(str)
+        }
+        setCancelAction(taskId)
+        return this
+    }
+
+    fun setCloseAction(): EdziennikNotification {
+        notificationBuilder.mActions.clear()
+        notificationBuilder.addAction(
+                NotificationCompat.Action(
+                        R.drawable.ic_notification,
+                        context.getString(R.string.edziennik_notification_api_close),
+                        closePendingIntent
+                ))
+        return this
+    }
+    private fun setCancelAction(taskId: Int) {
+        notificationBuilder.mActions.clear()
+        notificationBuilder.addAction(
+                NotificationCompat.Action(
+                        R.drawable.ic_notification,
+                        context.getString(R.string.edziennik_notification_api_cancel),
+                        cancelPendingIntent(taskId)
+                ))
+    }
+
+    fun post() {
+        notificationManager.notify(NOTIFICATION_ID, notification)
+    }
+
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/EndpointChooser.kt

@@ -0,0 +1,83 @@
+package pl.szczodrzynski.edziennik.api.v2
+
+import pl.szczodrzynski.edziennik.api.v2.models.Data
+import pl.szczodrzynski.edziennik.api.v2.models.Feature
+import pl.szczodrzynski.edziennik.api.v2.models.LoginMethod
+import pl.szczodrzynski.edziennik.data.db.modules.api.EndpointTimer
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_NEVER
+
+fun Data.prepare(loginMethods: List<LoginMethod>, features: List<Feature>, featureIds: List<Int>, viewId: Int?) {
+    val data = this
+
+    val possibleLoginMethods = data.loginMethods.toMutableList()
+
+    for (loginMethod in loginMethods) {
+        if (loginMethod.isPossible(profile, loginStore))
+            possibleLoginMethods += loginMethod.loginMethodId
+    }
+
+    //var highestLoginMethod = 0
+    var endpointList = mutableListOf<Feature>()
+    val requiredLoginMethods = mutableListOf<Int>()
+
+    data.targetEndpointIds.clear()
+    data.targetLoginMethodIds.clear()
+
+    // get all endpoints for every feature, only if possible to login and possible/necessary to sync
+    for (featureId in featureIds) {
+        features.filter {
+            it.featureId == featureId // feature ID matches
+                    && possibleLoginMethods.containsAll(it.requiredLoginMethods) // is possible to login
+                    && it.shouldSync?.invoke(data) ?: true // is necessary/possible to sync
+        }.let {
+            endpointList.addAll(it)
+        }
+    }
+
+    val timestamp = System.currentTimeMillis()
+
+    endpointList = endpointList
+            // sort the endpoint list by feature ID and priority
+            .sortedWith(compareBy(Feature::featureId, Feature::priority))
+            // select only the most important endpoint for each feature
+            .distinctBy { it.featureId }
+            .toMutableList()
+            // add all endpoint IDs and required login methods, filtering using timers
+            .onEach { feature ->
+                feature.endpointIds.forEach { endpoint ->
+                    (data.endpointTimers
+                            .singleOrNull { it.endpointId == endpoint.first } ?: EndpointTimer(data.profile?.id ?: -1, endpoint.first))
+                            .let { timer ->
+                                if (timer.nextSync == SYNC_ALWAYS ||
+                                        (viewId != null && timer.viewId == viewId) ||
+                                        (timer.nextSync != SYNC_NEVER && timer.nextSync < timestamp)) {
+                                    data.targetEndpointIds.add(endpoint.first)
+                                    requiredLoginMethods.add(endpoint.second)
+                                }
+                            }
+                }
+            }
+
+    // check every login method for any dependencies
+    for (loginMethodId in requiredLoginMethods) {
+        var requiredLoginMethod: Int? = loginMethodId
+        while (requiredLoginMethod != LOGIN_METHOD_NOT_NEEDED) {
+            loginMethods.singleOrNull { it.loginMethodId == requiredLoginMethod }?.let { loginMethod ->
+                if (requiredLoginMethod != null)
+                    data.targetLoginMethodIds.add(requiredLoginMethod!!)
+                requiredLoginMethod = loginMethod.requiredLoginMethod(data.profile, data.loginStore)
+            }
+        }
+    }
+
+    // sort and distinct every login method and endpoint
+    data.targetLoginMethodIds = data.targetLoginMethodIds.toHashSet().toMutableList()
+    data.targetLoginMethodIds.sort()
+
+    data.targetEndpointIds = data.targetEndpointIds.toHashSet().toMutableList()
+    data.targetEndpointIds.sort()
+
+    progressCount = targetLoginMethodIds.size + targetEndpointIds.size
+    progressStep = if (progressCount <= 0) 0f else 100f / progressCount.toFloat()
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/Errors.kt

@@ -0,0 +1,164 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-21.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2
+
+/*const val CODE_OTHER                                        = 0
+const val CODE_OK                                           = 1
+const val CODE_NO_INTERNET                                  = 10
+const val CODE_SSL_ERROR                                    = 13
+const val CODE_ARCHIVED                                     = 5
+const val CODE_MAINTENANCE                                  = 6
+const val CODE_LOGIN_ERROR                                  = 7
+const val CODE_ACCOUNT_MISMATCH                             = 8
+const val CODE_APP_SERVER_ERROR                             = 9
+const val CODE_MULTIACCOUNT_SETUP                           = 12
+const val CODE_TIMEOUT                                      = 11
+const val CODE_PROFILE_NOT_FOUND                            = 14
+const val CODE_ATTACHMENT_NOT_AVAILABLE                     = 28
+const val CODE_INVALID_LOGIN                                = 2
+const val CODE_INVALID_SERVER_ADDRESS                       = 21
+const val CODE_INVALID_SCHOOL_NAME                          = 22
+const val CODE_INVALID_DEVICE                               = 23
+const val CODE_OLD_PASSWORD                                 = 4
+const val CODE_INVALID_TOKEN                                = 24
+const val CODE_EXPIRED_TOKEN                                = 27
+const val CODE_INVALID_SYMBOL                               = 25
+const val CODE_INVALID_PIN                                  = 26
+const val CODE_LIBRUS_NOT_ACTIVATED                         = 29
+const val CODE_SYNERGIA_NOT_ACTIVATED                       = 32
+const val CODE_LIBRUS_DISCONNECTED                          = 31
+const val CODE_PROFILE_ARCHIVED                             = 30*/
+
+const val ERROR_REQUEST_FAILURE                             = 50
+const val ERROR_REQUEST_HTTP_400                            = 51
+const val ERROR_REQUEST_HTTP_401                            = 52
+const val ERROR_REQUEST_HTTP_403                            = 53
+const val ERROR_REQUEST_HTTP_404                            = 54
+const val ERROR_REQUEST_HTTP_405                            = 55
+const val ERROR_REQUEST_HTTP_410                            = 56
+const val ERROR_REQUEST_HTTP_500                            = 57
+const val ERROR_RESPONSE_EMPTY                              = 100
+const val ERROR_LOGIN_DATA_MISSING                          = 101
+const val ERROR_LOGIN_DATA_INVALID                          = 102
+const val ERROR_PROFILE_MISSING                             = 105
+const val ERROR_INVALID_LOGIN_MODE                          = 110
+const val ERROR_LOGIN_METHOD_NOT_SATISFIED                  = 111
+const val ERROR_NOT_IMPLEMENTED                             = 112
+
+const val ERROR_NO_STUDENTS_IN_ACCOUNT                      = 115
+
+const val CODE_INTERNAL_LIBRUS_ACCOUNT_410                  = 120
+const val CODE_INTERNAL_LIBRUS_SYNERGIA_EXPIRED             = 121
+const val ERROR_LOGIN_LIBRUS_API_CAPTCHA_NEEDED             = 124
+const val ERROR_LOGIN_LIBRUS_API_CONNECTION_PROBLEMS        = 125
+const val ERROR_LOGIN_LIBRUS_API_INVALID_CLIENT             = 126
+const val ERROR_LOGIN_LIBRUS_API_REG_ACCEPT_NEEDED          = 127
+const val ERROR_LOGIN_LIBRUS_API_CHANGE_PASSWORD_ERROR      = 128
+const val ERROR_LOGIN_LIBRUS_API_PASSWORD_CHANGE_REQUIRED   = 129
+const val ERROR_LOGIN_LIBRUS_API_INVALID_LOGIN              = 130
+const val ERROR_LOGIN_LIBRUS_API_OTHER                      = 131
+const val ERROR_LOGIN_LIBRUS_PORTAL_CSRF_MISSING            = 132
+const val ERROR_LOGIN_LIBRUS_PORTAL_NOT_ACTIVATED           = 133
+const val ERROR_LOGIN_LIBRUS_PORTAL_ACTION_ERROR            = 134
+const val ERROR_LOGIN_LIBRUS_PORTAL_SYNERGIA_TOKEN_MISSING  = 139
+const val ERROR_LIBRUS_API_TOKEN_EXPIRED                    = 140
+const val ERROR_LIBRUS_API_INSUFFICIENT_SCOPES              = 141
+const val ERROR_LIBRUS_API_OTHER                            = 142
+const val ERROR_LIBRUS_API_ACCESS_DENIED                    = 143
+const val ERROR_LIBRUS_API_RESOURCE_NOT_FOUND               = 144
+const val ERROR_LIBRUS_API_DATA_NOT_FOUND                   = 145
+const val ERROR_LIBRUS_API_TIMETABLE_NOT_PUBLIC             = 146
+const val ERROR_LIBRUS_API_RESOURCE_ACCESS_DENIED           = 147
+const val ERROR_LIBRUS_API_INVALID_REQUEST_PARAMS           = 148
+const val ERROR_LIBRUS_API_INCORRECT_ENDPOINT               = 149
+const val ERROR_LIBRUS_API_LUCKY_NUMBER_NOT_ACTIVE          = 150
+const val ERROR_LIBRUS_API_NOTES_NOT_ACTIVE                 = 151
+const val ERROR_LOGIN_LIBRUS_SYNERGIA_NO_TOKEN              = 152
+const val ERROR_LOGIN_LIBRUS_SYNERGIA_TOKEN_INVALID         = 153
+const val ERROR_LOGIN_LIBRUS_SYNERGIA_NO_SESSION_ID         = 154
+const val ERROR_LIBRUS_MESSAGES_ACCESS_DENIED               = 155
+const val ERROR_LIBRUS_SYNERGIA_ACCESS_DENIED               = 156
+const val ERROR_LOGIN_LIBRUS_MESSAGES_NO_SESSION_ID         = 157
+const val ERROR_LIBRUS_PORTAL_ACCESS_DENIED                 = 158
+const val ERROR_LIBRUS_PORTAL_API_DISABLED                  = 159
+const val ERROR_LIBRUS_PORTAL_SYNERGIA_DISCONNECTED         = 160
+const val ERROR_LIBRUS_PORTAL_OTHER                         = 161
+const val ERROR_LIBRUS_PORTAL_SYNERGIA_NOT_FOUND            = 162
+const val ERROR_LOGIN_LIBRUS_PORTAL_OTHER                   = 163
+const val ERROR_LOGIN_LIBRUS_PORTAL_CODE_EXPIRED            = 164
+const val ERROR_LOGIN_LIBRUS_PORTAL_CODE_REVOKED            = 165
+const val ERROR_LOGIN_LIBRUS_PORTAL_NO_CLIENT_ID            = 166
+const val ERROR_LOGIN_LIBRUS_PORTAL_NO_CODE                 = 167
+const val ERROR_LOGIN_LIBRUS_PORTAL_NO_REFRESH              = 168
+const val ERROR_LOGIN_LIBRUS_PORTAL_NO_REDIRECT             = 169
+const val ERROR_LOGIN_LIBRUS_PORTAL_UNSUPPORTED_GRANT       = 170
+const val ERROR_LOGIN_LIBRUS_PORTAL_INVALID_CLIENT_ID       = 171
+const val ERROR_LOGIN_LIBRUS_PORTAL_REFRESH_INVALID         = 172
+const val ERROR_LOGIN_LIBRUS_PORTAL_REFRESH_REVOKED         = 173
+const val ERROR_LIBRUS_SYNERGIA_OTHER                       = 174
+const val ERROR_LIBRUS_SYNERGIA_MAINTENANCE                 = 175
+
+const val ERROR_LOGIN_MOBIDZIENNIK_WEB_INVALID_LOGIN        = 201
+const val ERROR_LOGIN_MOBIDZIENNIK_WEB_OLD_PASSWORD         = 202
+const val ERROR_LOGIN_MOBIDZIENNIK_WEB_INVALID_DEVICE       = 203
+const val ERROR_LOGIN_MOBIDZIENNIK_WEB_ARCHIVED             = 204
+const val ERROR_LOGIN_MOBIDZIENNIK_WEB_MAINTENANCE          = 205
+const val ERROR_LOGIN_MOBIDZIENNIK_WEB_INVALID_ADDRESS      = 206
+const val ERROR_LOGIN_MOBIDZIENNIK_WEB_OTHER                = 210
+const val ERROR_MOBIDZIENNIK_WEB_ACCESS_DENIED              = 211
+const val ERROR_MOBIDZIENNIK_WEB_NO_SESSION_KEY             = 212
+const val ERROR_MOBIDZIENNIK_WEB_NO_SESSION_VALUE           = 212
+const val ERROR_MOBIDZIENNIK_WEB_NO_SERVER_ID               = 213
+const val ERROR_MOBIDZIENNIK_WEB_INVALID_RESPONSE           = 214
+const val ERROR_LOGIN_MOBIDZIENNIK_WEB_NO_SESSION_ID        = 215
+
+const val ERROR_LOGIN_VULCAN_INVALID_SYMBOL                 = 301
+const val ERROR_LOGIN_VULCAN_INVALID_TOKEN                  = 302
+const val ERROR_LOGIN_VULCAN_INVALID_PIN                    = 309
+const val ERROR_LOGIN_VULCAN_INVALID_PIN_0_REMAINING        = 310
+const val ERROR_LOGIN_VULCAN_INVALID_PIN_1_REMAINING        = 311
+const val ERROR_LOGIN_VULCAN_INVALID_PIN_2_REMAINING        = 312
+const val ERROR_LOGIN_VULCAN_EXPIRED_TOKEN                  = 321
+const val ERROR_LOGIN_VULCAN_OTHER                          = 322
+const val ERROR_LOGIN_VULCAN_ONLY_KINDERGARTEN              = 330
+const val ERROR_LOGIN_VULCAN_NO_PUPILS                      = 331
+const val ERROR_VULCAN_API_MAINTENANCE                      = 340
+const val ERROR_VULCAN_API_BAD_REQUEST                      = 341
+const val ERROR_VULCAN_API_OTHER                            = 342
+
+const val ERROR_LOGIN_IDZIENNIK_WEB_INVALID_LOGIN           = 401
+const val ERROR_LOGIN_IDZIENNIK_WEB_INVALID_SCHOOL_NAME     = 402
+const val ERROR_LOGIN_IDZIENNIK_WEB_PASSWORD_CHANGE_NEEDED  = 403
+const val ERROR_LOGIN_IDZIENNIK_WEB_MAINTENANCE             = 404
+const val ERROR_LOGIN_IDZIENNIK_WEB_SERVER_ERROR            = 405
+const val ERROR_LOGIN_IDZIENNIK_WEB_OTHER                   = 410
+const val ERROR_LOGIN_IDZIENNIK_WEB_API_NO_ACCESS           = 411 /* {"d":{"__type":"mds.Web.mod_komunikator.WS_mod_wiadomosci+detailWiadomosci","Wiadomosc":{"_recordId":0,"DataNadania":null,"DataOdczytania":null,"Nadawca":null,"ListaOdbiorcow":[],"Tytul":null,"Text":null,"ListaZal":[]},"Bledy":{"__type":"mds.Module.Globalne+sBledy","CzyJestBlad":true,"ListaBledow":["Nie masz dostępu do tych zasobów!"],"ListaKodowBledow":[]},"czyJestWiecej":false}} */
+const val ERROR_LOGIN_IDZIENNIK_WEB_NO_SESSION              = 420
+const val ERROR_LOGIN_IDZIENNIK_WEB_NO_AUTH                 = 421
+const val ERROR_LOGIN_IDZIENNIK_WEB_NO_BEARER               = 422
+const val ERROR_IDZIENNIK_WEB_ACCESS_DENIED                 = 430
+const val ERROR_IDZIENNIK_WEB_OTHER                         = 431
+const val ERROR_IDZIENNIK_WEB_MAINTENANCE                   = 432
+const val ERROR_IDZIENNIK_WEB_SERVER_ERROR                  = 433
+const val ERROR_IDZIENNIK_WEB_PASSWORD_CHANGE_NEEDED        = 434
+const val ERROR_LOGIN_IDZIENNIK_FIRST_NO_SCHOOL_YEAR        = 440
+const val ERROR_IDZIENNIK_WEB_REQUEST_NO_DATA               = 441
+const val ERROR_IDZIENNIK_API_ACCESS_DENIED                 = 450
+const val ERROR_IDZIENNIK_API_OTHER                         = 451
+
+const val ERROR_TEMPLATE_WEB_OTHER                          = 801
+
+const val EXCEPTION_LOGIN_LIBRUS_API_TOKEN                  = 901
+const val EXCEPTION_LOGIN_LIBRUS_PORTAL_TOKEN               = 902
+const val EXCEPTION_LIBRUS_PORTAL_SYNERGIA_TOKEN            = 903
+const val EXCEPTION_LIBRUS_API_REQUEST                      = 904
+const val EXCEPTION_LIBRUS_SYNERGIA_REQUEST                 = 905
+const val EXCEPTION_MOBIDZIENNIK_WEB_REQUEST                = 906
+const val EXCEPTION_VULCAN_API_REQUEST                      = 907
+const val EXCEPTION_NOTIFY_AND_SYNC                         = 910
+const val EXCEPTION_LIBRUS_MESSAGES_REQUEST                 = 911
+const val EXCEPTION_IDZIENNIK_WEB_REQUEST                   = 912
+const val EXCEPTION_IDZIENNIK_WEB_API_REQUEST               = 913
+const val EXCEPTION_IDZIENNIK_API_REQUEST                   = 914

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/Features.kt

@@ -0,0 +1,88 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-29.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2
+
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_AGENDA
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_ANNOUNCEMENTS
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_ATTENDANCE
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_GRADES
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_HOME
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_HOMEWORK
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_MESSAGES
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_BEHAVIOUR
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_TIMETABLE
+import pl.szczodrzynski.edziennik.data.db.modules.messages.Message.TYPE_RECEIVED
+import pl.szczodrzynski.edziennik.data.db.modules.messages.Message.TYPE_SENT
+
+const val FEATURE_ALL = 0
+const val FEATURE_TIMETABLE = 1
+const val FEATURE_AGENDA = 2
+const val FEATURE_GRADES = 3
+const val FEATURE_HOMEWORK = 4
+const val FEATURE_BEHAVIOUR = 5
+const val FEATURE_ATTENDANCE = 6
+const val FEATURE_MESSAGES_INBOX = 7
+const val FEATURE_MESSAGES_SENT = 8
+const val FEATURE_ANNOUNCEMENTS = 9
+
+const val FEATURE_ALWAYS_NEEDED = 100
+const val FEATURE_STUDENT_INFO = 101
+const val FEATURE_STUDENT_NUMBER = 109
+const val FEATURE_SCHOOL_INFO = 102
+const val FEATURE_CLASS_INFO = 103
+const val FEATURE_TEAM_INFO = 104
+const val FEATURE_LUCKY_NUMBER = 105
+const val FEATURE_TEACHERS = 106
+const val FEATURE_SUBJECTS = 107
+const val FEATURE_CLASSROOMS = 108
+const val FEATURE_PUSH_CONFIG = 120
+
+const val FEATURE_MESSAGE_GET = 201
+
+object Features {
+    private fun getAllNecessary(): List<Int> = listOf(
+            FEATURE_ALWAYS_NEEDED,
+            FEATURE_STUDENT_INFO,
+            FEATURE_STUDENT_NUMBER,
+            FEATURE_SCHOOL_INFO,
+            FEATURE_CLASS_INFO,
+            FEATURE_TEAM_INFO,
+            FEATURE_LUCKY_NUMBER,
+            FEATURE_TEACHERS,
+            FEATURE_SUBJECTS,
+            FEATURE_CLASSROOMS)
+
+    private fun getAllFeatures(): List<Int> = listOf(
+            FEATURE_TIMETABLE,
+            FEATURE_AGENDA,
+            FEATURE_GRADES,
+            FEATURE_HOMEWORK,
+            FEATURE_BEHAVIOUR,
+            FEATURE_ATTENDANCE,
+            FEATURE_MESSAGES_INBOX,
+            FEATURE_MESSAGES_SENT,
+            FEATURE_ANNOUNCEMENTS)
+
+    fun getAllIds(): List<Int> = getAllFeatures() + getAllNecessary()
+
+    fun getIdsByView(targetId: Int, targetType: Int): List<Int> {
+        return (when (targetId) {
+            DRAWER_ITEM_HOME -> getAllFeatures()
+            DRAWER_ITEM_TIMETABLE -> listOf(FEATURE_TIMETABLE)
+            DRAWER_ITEM_AGENDA -> listOf(FEATURE_AGENDA)
+            DRAWER_ITEM_GRADES -> listOf(FEATURE_GRADES)
+            DRAWER_ITEM_MESSAGES -> when (targetType) {
+                TYPE_RECEIVED -> listOf(FEATURE_MESSAGES_INBOX)
+                TYPE_SENT -> listOf(FEATURE_MESSAGES_SENT)
+                else -> listOf(FEATURE_MESSAGES_INBOX, FEATURE_MESSAGES_SENT)
+            }
+            DRAWER_ITEM_HOMEWORK -> listOf(FEATURE_HOMEWORK)
+            DRAWER_ITEM_BEHAVIOUR -> listOf(FEATURE_BEHAVIOUR)
+            DRAWER_ITEM_ATTENDANCE -> listOf(FEATURE_ATTENDANCE)
+            DRAWER_ITEM_ANNOUNCEMENTS -> listOf(FEATURE_ANNOUNCEMENTS)
+            else -> getAllFeatures()
+        } + getAllNecessary()).sorted()
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/LoginMethods.kt

@@ -0,0 +1,141 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-20.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2
+
+import pl.szczodrzynski.edziennik.api.v2.idziennik.login.IdziennikLoginApi
+import pl.szczodrzynski.edziennik.api.v2.idziennik.login.IdziennikLoginWeb
+import pl.szczodrzynski.edziennik.api.v2.librus.login.LibrusLoginApi
+import pl.szczodrzynski.edziennik.api.v2.librus.login.LibrusLoginMessages
+import pl.szczodrzynski.edziennik.api.v2.librus.login.LibrusLoginPortal
+import pl.szczodrzynski.edziennik.api.v2.librus.login.LibrusLoginSynergia
+import pl.szczodrzynski.edziennik.api.v2.mobidziennik.login.MobidziennikLoginWeb
+import pl.szczodrzynski.edziennik.api.v2.models.LoginMethod
+import pl.szczodrzynski.edziennik.api.v2.template.login.TemplateLoginApi
+import pl.szczodrzynski.edziennik.api.v2.template.login.TemplateLoginWeb
+import pl.szczodrzynski.edziennik.api.v2.vulcan.login.VulcanLoginApi
+
+// librus
+// mobidziennik
+// idziennik
+// vulcan
+// mobireg
+
+const val SYNERGIA_API_ENABLED = true
+
+
+
+const val LOGIN_TYPE_IDZIENNIK = 3
+
+const val LOGIN_TYPE_TEMPLATE = 21
+
+// LOGIN MODES
+const val LOGIN_MODE_IDZIENNIK_WEB = 0
+
+const val LOGIN_MODE_TEMPLATE_WEB = 0
+
+// LOGIN METHODS
+const val LOGIN_METHOD_NOT_NEEDED = -1
+const val LOGIN_METHOD_IDZIENNIK_WEB = 100
+const val LOGIN_METHOD_IDZIENNIK_API = 200
+const val LOGIN_METHOD_TEMPLATE_WEB = 100
+const val LOGIN_METHOD_TEMPLATE_API = 200
+
+const val LOGIN_TYPE_LIBRUS = 2
+const val LOGIN_MODE_LIBRUS_EMAIL = 0
+const val LOGIN_MODE_LIBRUS_SYNERGIA = 1
+const val LOGIN_MODE_LIBRUS_JST = 2
+const val LOGIN_METHOD_LIBRUS_PORTAL = 100
+const val LOGIN_METHOD_LIBRUS_API = 200
+const val LOGIN_METHOD_LIBRUS_SYNERGIA = 300
+const val LOGIN_METHOD_LIBRUS_MESSAGES = 400
+val librusLoginMethods = listOf(
+        LoginMethod(LOGIN_TYPE_LIBRUS, LOGIN_METHOD_LIBRUS_PORTAL, LibrusLoginPortal::class.java)
+                .withIsPossible { _, loginStore ->
+                    loginStore.mode == LOGIN_MODE_LIBRUS_EMAIL
+                }
+                .withRequiredLoginMethod { _, _ -> LOGIN_METHOD_NOT_NEEDED },
+
+        LoginMethod(LOGIN_TYPE_LIBRUS, LOGIN_METHOD_LIBRUS_API, LibrusLoginApi::class.java)
+                .withIsPossible { _, loginStore ->
+                    loginStore.mode != LOGIN_MODE_LIBRUS_SYNERGIA || SYNERGIA_API_ENABLED
+                }
+                .withRequiredLoginMethod { _, loginStore ->
+                    if (loginStore.mode == LOGIN_MODE_LIBRUS_EMAIL) LOGIN_METHOD_LIBRUS_PORTAL else LOGIN_METHOD_NOT_NEEDED
+                },
+
+        LoginMethod(LOGIN_TYPE_LIBRUS, LOGIN_METHOD_LIBRUS_SYNERGIA, LibrusLoginSynergia::class.java)
+                .withIsPossible { _, _ -> true }
+                .withRequiredLoginMethod { profile, _ ->
+                    if (profile?.hasStudentData("accountPassword") == false) LOGIN_METHOD_LIBRUS_API else LOGIN_METHOD_NOT_NEEDED
+                },
+
+        LoginMethod(LOGIN_TYPE_LIBRUS, LOGIN_METHOD_LIBRUS_MESSAGES, LibrusLoginMessages::class.java)
+                .withIsPossible { _, _ -> true }
+                .withRequiredLoginMethod { profile, _ ->
+                    if (profile?.hasStudentData("accountPassword") == false) LOGIN_METHOD_LIBRUS_SYNERGIA else LOGIN_METHOD_NOT_NEEDED
+                }
+)
+
+const val LOGIN_TYPE_MOBIDZIENNIK = 1
+const val LOGIN_MODE_MOBIDZIENNIK_WEB = 0
+const val LOGIN_METHOD_MOBIDZIENNIK_WEB = 100
+const val LOGIN_METHOD_MOBIDZIENNIK_API2 = 300
+val mobidziennikLoginMethods = listOf(
+        LoginMethod(LOGIN_TYPE_MOBIDZIENNIK, LOGIN_METHOD_MOBIDZIENNIK_WEB, MobidziennikLoginWeb::class.java)
+                .withIsPossible { _, _ -> true }
+                .withRequiredLoginMethod { _, _ -> LOGIN_METHOD_NOT_NEEDED }/*,
+
+        LoginMethod(LOGIN_TYPE_MOBIDZIENNIK, LOGIN_METHOD_MOBIDZIENNIK_API2, MobidziennikLoginApi2::class.java)
+                .withIsPossible { _, loginStore -> loginStore.hasLoginData("email") }
+                .withRequiredLoginMethod { _, _ -> LOGIN_METHOD_NOT_NEEDED }*/
+)
+
+const val LOGIN_TYPE_VULCAN = 4
+const val LOGIN_MODE_VULCAN_API = 0
+const val LOGIN_MODE_VULCAN_WEB = 1
+const val LOGIN_METHOD_VULCAN_WEB_MAIN = 100
+const val LOGIN_METHOD_VULCAN_WEB_NEW = 200
+const val LOGIN_METHOD_VULCAN_WEB_OLD = 300
+const val LOGIN_METHOD_VULCAN_WEB_MESSAGES = 400
+const val LOGIN_METHOD_VULCAN_API = 500
+val vulcanLoginMethods = listOf(
+        /*LoginMethod(LOGIN_TYPE_VULCAN, LOGIN_METHOD_VULCAN_WEB_MAIN, VulcanLoginWebMain::class.java)
+                .withIsPossible { _, _ -> false }
+                .withRequiredLoginMethod { _, _ -> LOGIN_METHOD_NOT_NEEDED },
+
+        LoginMethod(LOGIN_TYPE_VULCAN, LOGIN_METHOD_VULCAN_WEB_NEW, VulcanLoginWebNew::class.java)
+                .withIsPossible { _, _ -> false }
+                .withRequiredLoginMethod { _, _ -> LOGIN_METHOD_VULCAN_WEB_MAIN },
+
+        LoginMethod(LOGIN_TYPE_VULCAN, LOGIN_METHOD_VULCAN_WEB_OLD, VulcanLoginWebOld::class.java)
+                .withIsPossible { _, _ -> false }
+                .withRequiredLoginMethod { _, _ -> LOGIN_METHOD_VULCAN_WEB_MAIN },*/
+
+        LoginMethod(LOGIN_TYPE_VULCAN, LOGIN_METHOD_VULCAN_API, VulcanLoginApi::class.java)
+                .withIsPossible { _, _ -> true }
+                .withRequiredLoginMethod { _, loginStore ->
+                    if (loginStore.mode == LOGIN_MODE_VULCAN_WEB) LOGIN_METHOD_VULCAN_WEB_NEW else LOGIN_METHOD_NOT_NEEDED
+                }
+)
+
+val idziennikLoginMethods = listOf(
+        LoginMethod(LOGIN_TYPE_IDZIENNIK, LOGIN_METHOD_IDZIENNIK_WEB, IdziennikLoginWeb::class.java)
+                .withIsPossible { _, _ -> true }
+                .withRequiredLoginMethod { _, _ -> LOGIN_METHOD_NOT_NEEDED },
+
+        LoginMethod(LOGIN_TYPE_IDZIENNIK, LOGIN_METHOD_IDZIENNIK_API, IdziennikLoginApi::class.java)
+                .withIsPossible { _, _ -> true }
+                .withRequiredLoginMethod { _, _ -> LOGIN_METHOD_IDZIENNIK_WEB }
+)
+
+val templateLoginMethods = listOf(
+        LoginMethod(LOGIN_TYPE_TEMPLATE, LOGIN_METHOD_TEMPLATE_WEB, TemplateLoginWeb::class.java)
+                .withIsPossible { _, _ -> true }
+                .withRequiredLoginMethod { _, _ -> LOGIN_METHOD_NOT_NEEDED },
+
+        LoginMethod(LOGIN_TYPE_TEMPLATE, LOGIN_METHOD_TEMPLATE_API, TemplateLoginApi::class.java)
+                .withIsPossible { _, _ -> true }
+                .withRequiredLoginMethod { _, _ -> LOGIN_METHOD_TEMPLATE_WEB }
+)

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/Regexes.kt

@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-6.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2
+
+object Regexes {
+    val MOBIDZIENNIK_GRADES_SUBJECT_NAME by lazy {
+        """<div.*?>\n*\s*(.+?)\s*\n*(?:<.*?)??</div>""".toRegex(RegexOption.DOT_MATCHES_ALL)
+    }
+    val MOBIDZIENNIK_GRADES_COLOR by lazy {
+        """background-color:([#A-Fa-f0-9]+);""".toRegex(RegexOption.DOT_MATCHES_ALL)
+    }
+    val MOBIDZIENNIK_GRADES_CATEGORY by lazy {
+        """>&nbsp;(.+?):</span>""".toRegex(RegexOption.DOT_MATCHES_ALL)
+    }
+    val MOBIDZIENNIK_GRADES_CLASS_AVERAGE by lazy {
+        """Średnia ocen:.*<strong>([0-9]*\.?[0-9]*)</strong>""".toRegex(RegexOption.DOT_MATCHES_ALL)
+    }
+    val MOBIDZIENNIK_GRADES_ADDED_DATE by lazy {
+        """Wpisano:.*<strong>.+?,\s([0-9]+)\s(.+?)\s([0-9]{4}),\sgodzina\s([0-9:]+)</strong>""".toRegex(RegexOption.DOT_MATCHES_ALL)
+    }
+    val MOBIDZIENNIK_GRADES_COUNT_TO_AVG by lazy {
+        """Liczona do średniej:.*?<strong>nie<br/?></strong>""".toRegex(RegexOption.DOT_MATCHES_ALL)
+    }
+    val MOBIDZIENNIK_GRADES_DETAILS by lazy {
+        """<strong.*?>(.+?)</strong>.*?<sup>.+?</sup>.*?<small>\((.+?)\)</small>.*?<span>.*?Wartość oceny:.*?<strong>([0-9.]+)</strong>.*?Wpisał\(a\):.*?<strong>(.+?)</strong>""".toRegex(RegexOption.DOT_MATCHES_ALL)
+    }
+
+    val MOBIDZIENNIK_EVENT_TYPE by lazy {
+        """\(([0-9A-ząęóżźńśłć]*?)\)$""".toRegex(RegexOption.DOT_MATCHES_ALL)
+    }
+    val MOBIDZIENNIK_LUCKY_NUMBER by lazy {
+        """class="szczesliwy_numerek".*>0*([0-9]+)(?:/0*[0-9]+)*</a>""".toRegex(RegexOption.DOT_MATCHES_ALL)
+    }
+    val MOBIDZIENNIK_CLASS_CALENDAR by lazy {
+        """events: (.+),$""".toRegex(RegexOption.MULTILINE)
+    }
+
+
+
+    val IDZIENNIK_LOGIN_HIDDEN_FIELDS by lazy {
+        """<input type="hidden".+?name="([A-z0-9_]+)?".+?value="([A-z0-9_+-/=]+)?".+?>""".toRegex(RegexOption.DOT_MATCHES_ALL)
+    }
+    val IDZIENNIK_LOGIN_ERROR by lazy {
+        """id="spanErrorMessage">(.*?)</""".toRegex(RegexOption.DOT_MATCHES_ALL)
+    }
+    val IDZIENNIK_LOGIN_FIRST_ACCOUNT_NAME by lazy {
+        """Imię i nazwisko:.+?">(.+?)</div>""".toRegex(RegexOption.DOT_MATCHES_ALL)
+    }
+    val IDZIENNIK_LOGIN_FIRST_IS_PARENT by lazy {
+        """id="ctl00_CzyRodzic" value="([01])" />""".toRegex()
+    }
+    val IDZIENNIK_LOGIN_FIRST_SCHOOL_YEAR by lazy {
+        """name="ctl00\${"$"}dxComboRokSzkolny".+?selected="selected".*?value="([0-9]+)">([0-9/]+)<""".toRegex(RegexOption.DOT_MATCHES_ALL)
+    }
+    val IDZIENNIK_LOGIN_FIRST_STUDENT_SELECT by lazy {
+        """<select.*?name="ctl00\${"$"}dxComboUczniowie".*?</select>""".toRegex(RegexOption.DOT_MATCHES_ALL)
+    }
+    val IDZIENNIK_LOGIN_FIRST_STUDENT by lazy {
+        """<option.*?value="([0-9]+)"\sdata-id-ucznia="([A-z0-9]+?)".*?>(.+?)\s(.+?)\s*\((.+?),\s*(.+?)\)</option>""".toRegex(RegexOption.DOT_MATCHES_ALL)
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/ServerSync.kt

@@ -0,0 +1,179 @@
+package pl.szczodrzynski.edziennik.api.v2
+
+import pl.szczodrzynski.edziennik.App.APP_URL
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_AGENDA
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_HOMEWORK
+import pl.szczodrzynski.edziennik.R
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.api.v2.models.Data
+import pl.szczodrzynski.edziennik.data.api.AppError.CODE_APP_SERVER_ERROR
+import pl.szczodrzynski.edziennik.data.db.modules.events.Event
+import pl.szczodrzynski.edziennik.data.db.modules.events.Event.TYPE_HOMEWORK
+import pl.szczodrzynski.edziennik.data.db.modules.login.LoginStore
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.data.db.modules.notification.Notification
+import pl.szczodrzynski.edziennik.data.db.modules.notification.Notification.Companion.TYPE_NEW_SHARED_EVENT
+import pl.szczodrzynski.edziennik.data.db.modules.notification.Notification.Companion.TYPE_NEW_SHARED_HOMEWORK
+import pl.szczodrzynski.edziennik.data.db.modules.notification.Notification.Companion.TYPE_SERVER_MESSAGE
+import pl.szczodrzynski.edziennik.data.db.modules.notification.getNotificationTitle
+import pl.szczodrzynski.edziennik.data.db.modules.profiles.Profile
+import pl.szczodrzynski.edziennik.getJsonArray
+import pl.szczodrzynski.edziennik.getLong
+import pl.szczodrzynski.edziennik.getString
+import pl.szczodrzynski.edziennik.network.ServerRequest
+
+class ServerSync(val data: Data, val onSuccess: () -> Unit) {
+    companion object {
+        private const val TAG = "ServerSync"
+    }
+
+    val app = data.app
+    val profileId = data.profile?.id ?: -1
+    val profileName = data.profile?.name ?: ""
+    val profile = data.profile
+    val loginStore = data.loginStore
+
+    private fun getUsernameId(): String {
+        if (loginStore.data == null) {
+            return "NO_LOGIN_STORE"
+        }
+        if (profile?.studentData == null) {
+            return "NO_STUDENT_STORE"
+        }
+        return when (data.loginStore.type) {
+            LoginStore.LOGIN_TYPE_MOBIDZIENNIK -> loginStore.getLoginData("serverName", "MOBI_UN") + ":" + loginStore.getLoginData("username", "MOBI_UN") + ":" + profile.getStudentData("studentId", -1)
+            LoginStore.LOGIN_TYPE_LIBRUS -> profile.getStudentData("schoolName", "LIBRUS_UN") + ":" + profile.getStudentData("accountLogin", "LIBRUS_LOGIN_UN")
+            LoginStore.LOGIN_TYPE_IUCZNIOWIE -> loginStore.getLoginData("schoolName", "IUCZNIOWIE_UN") + ":" + loginStore.getLoginData("username", "IUCZNIOWIE_UN") + ":" + profile.getStudentData("registerId", -1)
+            LoginStore.LOGIN_TYPE_VULCAN -> profile.getStudentData("schoolName", "VULCAN_UN") + ":" + profile.getStudentData("studentId", -1)
+            LoginStore.LOGIN_TYPE_DEMO -> loginStore.getLoginData("serverName", "DEMO_UN") + ":" + loginStore.getLoginData("username", "DEMO_UN") + ":" + profile.getStudentData("studentId", -1)
+            else -> "TYPE_UNKNOWN"
+        }
+    }
+
+    init { run {
+        if (profile?.registration != Profile.REGISTRATION_ENABLED) {
+            onSuccess()
+            return@run
+        }
+
+        val request = ServerRequest(
+                app,
+                app.requestScheme+APP_URL+"main.php?sync",
+                "Edziennik2/REG",
+                profile,
+                data.loginStore.type,
+                getUsernameId()
+        )
+
+        if (profile.empty) {
+            request.setBodyParameter("first_run", "true")
+        }
+
+        var hasNotifications = true
+        if (app.appConfig.webPushEnabled) {
+            data.notifications
+                    .filterNot { it.posted }
+                    .let {
+                        if (it.isEmpty()) {
+                            hasNotifications = false
+                            null
+                        }
+                        else
+                            it
+                    }?.forEachIndexed { index, notification ->
+                        if (notification.type != TYPE_NEW_SHARED_EVENT
+                                && notification.type != TYPE_SERVER_MESSAGE
+                                && notification.type != TYPE_NEW_SHARED_HOMEWORK) {
+                            request.setBodyParameter("notify[$index][type]", notification.type.toString())
+                            request.setBodyParameter("notify[$index][title]", notification.title)
+                            request.setBodyParameter("notify[$index][text]", notification.text)
+                        }
+                    }
+        }
+
+        if ((!app.appConfig.webPushEnabled || !hasNotifications) && !profile.enableSharedEvents) {
+            onSuccess()
+            return@run
+        }
+
+        val result = request.runSync()
+
+        if (result == null) {
+            data.error(ApiError(TAG, CODE_APP_SERVER_ERROR)
+                    .setCritical(false))
+            onSuccess()
+            return@run
+        }
+        var apiResponse = result.toString()
+        if (result.getString("success") != "true") {
+            data.error(ApiError(TAG, CODE_APP_SERVER_ERROR)
+                    .setCritical(false))
+            onSuccess()
+            return@run
+        }
+        // HERE PROCESS ALL THE RECEIVED EVENTS
+        // add them to the profile and create appropriate notifications
+        result.getJsonArray("events")?.forEach { jEventEl ->
+            val event = jEventEl.asJsonObject
+            val teamCode = event.getString("team")
+
+            // get the target Team from teamCode
+            val team = app.db.teamDao().getByCodeNow(profile.id, teamCode)
+            if (team != null) {
+
+                // create the event from Json. Add the missing teamId and !!profileId!!
+                val eventObject = app.gson.fromJson(event.toString(), Event::class.java)
+                // proguard. disable for Event.class
+                if (eventObject.eventDate == null) {
+                    apiResponse += "\n\nEventDate == null\n$event"
+                }
+                eventObject.profileId = profileId
+                eventObject.teamId = team.id
+                eventObject.addedManually = true
+
+                if (eventObject.sharedBy == getUsernameId()) {
+                    eventObject.sharedBy = "self"
+                    eventObject.sharedByName = profile.studentNameLong
+                }
+
+                val typeObject = app.db.eventTypeDao().getByIdNow(profileId, eventObject.type)
+
+                app.db.eventDao().add(eventObject)
+
+                val metadata = Metadata(
+                        profileId,
+                        if (eventObject.type == TYPE_HOMEWORK) Metadata.TYPE_HOMEWORK else Metadata.TYPE_EVENT,
+                        eventObject.id,
+                        profile.empty,
+                        true,
+                        event.getLong("addedDate") ?: 0
+                )
+
+                val metadataId = app.db.metadataDao().add(metadata)
+
+                // notify if the event is new and not first sync
+                if (metadataId != -1L && !profile.empty) {
+                    val text = app.getString(
+                            R.string.notification_shared_event_format,
+                            eventObject.sharedByName,
+                            if (typeObject != null) typeObject.name else "wydarzenie",
+                            if (eventObject.eventDate == null) "???" else eventObject.eventDate.formattedString,
+                            eventObject.topic
+                    )
+                    val type = if (eventObject.type == TYPE_HOMEWORK) TYPE_NEW_SHARED_HOMEWORK else TYPE_NEW_SHARED_EVENT
+                    data.notifications += Notification(
+                            title = app.getNotificationTitle(type),
+                            text = text,
+                            type = type,
+                            profileId = profileId,
+                            profileName = profileName,
+                            viewId = if (eventObject.type == TYPE_HOMEWORK) DRAWER_ITEM_HOMEWORK else DRAWER_ITEM_AGENDA,
+                            addedDate = metadata.addedDate
+                    ).addExtra("eventId", eventObject.id).addExtra("eventDate", eventObject.eventDate.value.toLong())
+                }
+            }
+        }
+
+        onSuccess()
+    }}
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/events/ApiTaskAllFinishedEvent.kt

@@ -0,0 +1,7 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-28.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.events
+
+class ApiTaskAllFinishedEvent

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/events/ApiTaskErrorEvent.kt

@@ -0,0 +1,9 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-28.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.events
+
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+
+class ApiTaskErrorEvent(val error: ApiError)

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/events/ApiTaskFinishedEvent.kt

@@ -0,0 +1,7 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-28.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.events
+
+class ApiTaskFinishedEvent(val profileId: Int)

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/events/ApiTaskProgressEvent.kt

@@ -0,0 +1,7 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-28.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.events
+
+class ApiTaskProgressEvent(val profileId: Int, val progress: Float, val progressText: String?)

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/events/ApiTaskStartedEvent.kt

@@ -0,0 +1,9 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-28.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.events
+
+import pl.szczodrzynski.edziennik.data.db.modules.profiles.Profile
+
+class ApiTaskStartedEvent(val profileId: Int, val profile: Profile? = null)

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/events/FirstLoginFinishedEvent.kt

@@ -0,0 +1,6 @@
+package pl.szczodrzynski.edziennik.api.v2.events
+
+import pl.szczodrzynski.edziennik.data.db.modules.login.LoginStore
+import pl.szczodrzynski.edziennik.data.db.modules.profiles.Profile
+
+data class FirstLoginFinishedEvent(val profileList: List<Profile>, val loginStore: LoginStore)

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/events/requests/ServiceCloseRequest.kt

@@ -0,0 +1,7 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-1.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.events.requests
+
+class ServiceCloseRequest

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/events/requests/TaskCancelRequest.kt

@@ -0,0 +1,7 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-1.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.events.requests
+
+class TaskCancelRequest(val taskId: Int)

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/events/task/EdziennikTask.kt

@@ -0,0 +1,90 @@
+package pl.szczodrzynski.edziennik.api.v2.events.task
+
+import pl.szczodrzynski.edziennik.App
+import pl.szczodrzynski.edziennik.R
+import pl.szczodrzynski.edziennik.api.v2.*
+import pl.szczodrzynski.edziennik.api.v2.idziennik.Idziennik
+import pl.szczodrzynski.edziennik.api.v2.interfaces.EdziennikCallback
+import pl.szczodrzynski.edziennik.api.v2.interfaces.EdziennikInterface
+import pl.szczodrzynski.edziennik.api.v2.librus.Librus
+import pl.szczodrzynski.edziennik.api.v2.mobidziennik.Mobidziennik
+import pl.szczodrzynski.edziennik.api.v2.template.Template
+import pl.szczodrzynski.edziennik.api.v2.vulcan.Vulcan
+import pl.szczodrzynski.edziennik.data.db.modules.login.LoginStore
+
+open class EdziennikTask(override val profileId: Int, val request: Any) : IApiTask(profileId) {
+    companion object {
+        private const val TAG = "EdziennikTask"
+
+        fun firstLogin(loginStore: LoginStore) = EdziennikTask(-1, FirstLoginRequest(loginStore))
+        fun sync() = EdziennikTask(-1, SyncRequest())
+        fun syncProfile(profileId: Int, viewIds: List<Pair<Int, Int>>? = null) = EdziennikTask(profileId, SyncProfileRequest(viewIds))
+        fun syncProfileList(profileList: List<Int>) = EdziennikTask(-1, SyncProfileListRequest(profileList))
+        fun messageGet(profileId: Int, messageId: Int) = EdziennikTask(profileId, MessageGetRequest(messageId))
+        fun announcementsRead(profileId: Int) = EdziennikTask(profileId, AnnouncementsReadRequest())
+    }
+
+    private lateinit var loginStore: LoginStore
+
+    override fun prepare(app: App) {
+        if (request is FirstLoginRequest) {
+            // get the requested profile and login store
+            this.profile = null
+            loginStore = request.loginStore
+            // save the profile ID and name as the current task's
+            taskName = app.getString(R.string.edziennik_notification_api_first_login_title)
+        }
+        else {
+            // get the requested profile and login store
+            val profile = app.db.profileDao().getByIdNow(profileId)
+            this.profile = profile
+            if (profile == null || !profile.syncEnabled) {
+                return
+            }
+            val loginStore = app.db.loginStoreDao().getByIdNow(profile.loginStoreId) ?: return
+            this.loginStore = loginStore
+            // save the profile ID and name as the current task's
+            taskName = app.getString(R.string.edziennik_notification_api_sync_title_format, profile.name)
+        }
+    }
+
+    private var edziennikInterface: EdziennikInterface? = null
+
+    fun run(app: App, taskCallback: EdziennikCallback) {
+        edziennikInterface = when (loginStore.type) {
+            LOGIN_TYPE_LIBRUS -> Librus(app, profile, loginStore, taskCallback)
+            LOGIN_TYPE_MOBIDZIENNIK -> Mobidziennik(app, profile, loginStore, taskCallback)
+            LOGIN_TYPE_VULCAN -> Vulcan(app, profile, loginStore, taskCallback)
+            LOGIN_TYPE_IDZIENNIK -> Idziennik(app, profile, loginStore, taskCallback)
+            LOGIN_TYPE_TEMPLATE -> Template(app, profile, loginStore, taskCallback)
+            else -> null
+        }
+        if (edziennikInterface == null) {
+            return
+        }
+
+        when (request) {
+            is SyncProfileRequest -> edziennikInterface?.sync(
+                    featureIds = request.viewIds?.flatMap { Features.getIdsByView(it.first, it.second) } ?: Features.getAllIds(),
+                    viewId = request.viewIds?.get(0)?.first)
+            is MessageGetRequest -> edziennikInterface?.getMessage(request.messageId)
+            is FirstLoginRequest -> edziennikInterface?.firstLogin()
+            is AnnouncementsReadRequest -> edziennikInterface?.markAllAnnouncementsAsRead()
+        }
+    }
+
+    override fun cancel() {
+        edziennikInterface?.cancel()
+    }
+
+    override fun toString(): String {
+        return "EdziennikTask(profileId=$profileId, request=$request, edziennikInterface=$edziennikInterface)"
+    }
+
+    data class FirstLoginRequest(val loginStore: LoginStore)
+    class SyncRequest
+    data class SyncProfileRequest(val viewIds: List<Pair<Int, Int>>? = null)
+    data class SyncProfileListRequest(val profileList: List<Int>)
+    data class MessageGetRequest(val messageId: Int)
+    class AnnouncementsReadRequest
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/events/task/ErrorReportTask.kt

@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-1.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.events.task
+
+import pl.szczodrzynski.edziennik.App
+import pl.szczodrzynski.edziennik.R
+import pl.szczodrzynski.edziennik.api.v2.ApiService
+import pl.szczodrzynski.edziennik.api.v2.EdziennikNotification
+import pl.szczodrzynski.edziennik.api.v2.interfaces.EdziennikCallback
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.utils.Utils
+
+class ErrorReportTask : IApiTask(-1) {
+    override fun prepare(app: App) {
+        taskName = app.getString(R.string.edziennik_notification_api_error_report_title)
+    }
+
+    override fun cancel() {
+
+    }
+
+    fun run(app: App, taskCallback: EdziennikCallback, notification: EdziennikNotification, errorList: MutableList<ApiError>) {
+        errorList.forEach { error ->
+            Utils.d(ApiService.TAG, "Error ${error.tag} profile ${error.profileId}: code ${error.errorCode}")
+        }
+        errorList.clear()
+
+        taskCallback.onCompleted()
+    }
+
+
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/events/task/IApiTask.kt

@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-28.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.events.task
+
+import android.content.Context
+import android.content.Intent
+import org.greenrobot.eventbus.EventBus
+import pl.szczodrzynski.edziennik.App
+import pl.szczodrzynski.edziennik.api.v2.ApiService
+import pl.szczodrzynski.edziennik.data.db.modules.profiles.Profile
+
+abstract class IApiTask(open val profileId: Int) {
+    var taskId: Int = 0
+    var profile: Profile? = null
+    var taskName: String? = null
+
+    /**
+     * A method called before running the task.
+     * It is synchronous and its main task is
+     * to prepare the correct task name.
+     */
+    abstract fun prepare(app: App)
+    abstract fun cancel()
+
+    fun enqueue(context: Context) {
+        context.startService(Intent(context, ApiService::class.java))
+        EventBus.getDefault().postSticky(this)
+    }
+
+    override fun toString(): String {
+        return "IApiTask(profileId=$profileId, taskId=$taskId, profile=$profile, taskName=$taskName)"
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/events/task/NotifyTask.kt

@@ -0,0 +1,89 @@
+package pl.szczodrzynski.edziennik.api.v2.events.task
+
+import android.app.PendingIntent
+import android.content.Intent
+import android.os.Build
+import androidx.core.app.NotificationCompat
+import pl.szczodrzynski.edziennik.App
+import pl.szczodrzynski.edziennik.MainActivity
+import pl.szczodrzynski.edziennik.Notifier.ID_NOTIFICATIONS
+import pl.szczodrzynski.edziennik.R
+import pl.szczodrzynski.edziennik.api.v2.interfaces.EdziennikCallback
+import pl.szczodrzynski.edziennik.utils.models.Notification
+import kotlin.math.min
+
+class NotifyTask : IApiTask(-1) {
+    override fun prepare(app: App) {
+        taskName = app.getString(R.string.edziennik_notification_api_notify_title)
+    }
+
+    override fun cancel() {
+
+    }
+
+    fun run(app: App, taskCallback: EdziennikCallback) {
+        val list = app.db.notificationDao().getNotPostedNow()
+        val notificationList = list.subList(0, min(15, list.size))
+
+        var unreadCount = list.size
+
+        for (notification in notificationList) {
+            val intent = Intent(app, MainActivity::class.java)
+            notification.fillIntent(intent)
+            val pendingIntent = PendingIntent.getActivity(app, notification.id, intent, 0)
+            val notificationBuilder = NotificationCompat.Builder(app, app.notifier.notificationGroup)
+                    // title, text, type, date
+                    .setContentTitle(notification.title)
+                    .setContentText(notification.text)
+                    .setSubText(Notification.stringType(app, notification.type))
+                    .setWhen(notification.addedDate)
+                    .setTicker(app.getString(R.string.notification_ticker_format, Notification.stringType(app, notification.type)))
+                    // icon, color, lights, priority
+                    .setSmallIcon(R.drawable.ic_notification)
+                    .setColor(app.notifier.notificationColor)
+                    .setLights(-0xff0001, 2000, 2000)
+                    .setPriority(app.notifier.notificationPriority)
+                    // channel, group, style
+                    .setChannelId(app.notifier.notificationGroup)
+                    .setGroup(app.notifier.notificationGroup)
+                    .setGroupAlertBehavior(NotificationCompat.GROUP_ALERT_SUMMARY)
+                    .setStyle(NotificationCompat.BigTextStyle().bigText(notification.text))
+                    // intent, auto cancel
+                    .setContentIntent(pendingIntent)
+                    .setAutoCancel(true)
+            if (!app.notifier.shouldBeQuiet()) {
+                notificationBuilder.setDefaults(app.notifier.notificationDefaults)
+            }
+            app.notifier.notificationManager.notify(notification.id, notificationBuilder.build())
+        }
+
+        if (notificationList.isNotEmpty() && Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
+            val intent = Intent(app, MainActivity::class.java)
+            intent.action = "android.intent.action.MAIN"
+            intent.putExtra("fragmentId", MainActivity.DRAWER_ITEM_NOTIFICATIONS)
+            val pendingIntent = PendingIntent.getActivity(app, ID_NOTIFICATIONS,
+                    intent, 0)
+
+            val groupBuilder = NotificationCompat.Builder(app, app.notifier.notificationGroup)
+                    .setSmallIcon(R.drawable.ic_notification)
+                    .setColor(app.notifier.notificationColor)
+                    .setContentTitle(app.getString(R.string.notification_new_notification_title_format, unreadCount))
+                    .setGroupSummary(true)
+                    .setAutoCancel(true)
+                    .setChannelId(app.notifier.notificationGroup)
+                    .setGroup(app.notifier.notificationGroup)
+                    .setLights(-0xff0001, 2000, 2000)
+                    .setPriority(app.notifier.notificationPriority)
+                    .setContentIntent(pendingIntent)
+                    .setStyle(NotificationCompat.BigTextStyle())
+            if (!app.notifier.shouldBeQuiet()) {
+                groupBuilder.setDefaults(app.notifier.notificationDefaults)
+            }
+            app.notifier.notificationManager.notify(ID_NOTIFICATIONS, groupBuilder.build())
+        }
+
+        app.db.notificationDao().setAllPosted()
+
+        taskCallback.onCompleted()
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/DataIdziennik.kt

@@ -0,0 +1,176 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-25. 
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik
+
+import androidx.core.util.set
+import okhttp3.Cookie
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.LOGIN_METHOD_IDZIENNIK_API
+import pl.szczodrzynski.edziennik.api.v2.LOGIN_METHOD_IDZIENNIK_WEB
+import pl.szczodrzynski.edziennik.api.v2.models.Data
+import pl.szczodrzynski.edziennik.data.db.modules.login.LoginStore
+import pl.szczodrzynski.edziennik.data.db.modules.profiles.Profile
+import pl.szczodrzynski.edziennik.data.db.modules.subjects.Subject
+import pl.szczodrzynski.edziennik.data.db.modules.teachers.Teacher
+
+class DataIdziennik(app: App, profile: Profile?, loginStore: LoginStore) : Data(app, profile, loginStore) {
+
+    fun isWebLoginValid() = loginExpiryTime-30 > currentTimeUnix() && webSessionId.isNotNullNorEmpty() && webAuth.isNotNullNorEmpty()
+    fun isApiLoginValid() = apiExpiryTime-30 > currentTimeUnix() && apiBearer.isNotNullNorEmpty()
+
+    override fun satisfyLoginMethods() {
+        loginMethods.clear()
+        if (isWebLoginValid()) {
+            loginMethods += LOGIN_METHOD_IDZIENNIK_WEB
+            app.cookieJar.saveFromResponse(null, listOf(
+                    Cookie.Builder()
+                            .name("ASP.NET_SessionId_iDziennik")
+                            .value(webSessionId!!)
+                            .domain("iuczniowie.progman.pl")
+                            .secure().httpOnly().build(),
+                    Cookie.Builder()
+                            .name(".ASPXAUTH")
+                            .value(webAuth!!)
+                            .domain("iuczniowie.progman.pl")
+                            .secure().httpOnly().build()
+            ))
+        }
+        if (isApiLoginValid())
+            loginMethods += LOGIN_METHOD_IDZIENNIK_API
+    }
+
+    private var mLoginExpiryTime: Long? = null
+    var loginExpiryTime: Long
+        get() { mLoginExpiryTime = mLoginExpiryTime ?: loginStore.getLoginData("loginExpiryTime", 0L); return mLoginExpiryTime ?: 0L }
+        set(value) { loginStore.putLoginData("loginExpiryTime", value); mLoginExpiryTime = value }
+
+    private var mApiExpiryTime: Long? = null
+    var apiExpiryTime: Long
+        get() { mApiExpiryTime = mApiExpiryTime ?: loginStore.getLoginData("apiExpiryTime", 0L); return mApiExpiryTime ?: 0L }
+        set(value) { loginStore.putLoginData("apiExpiryTime", value); mApiExpiryTime = value }
+
+    /*   __          __  _
+         \ \        / / | |
+          \ \  /\  / /__| |__
+           \ \/  \/ / _ \ '_ \
+            \  /\  /  __/ |_) |
+             \/  \/ \___|_._*/
+    private var mWebSchoolName: String? = null
+    var webSchoolName: String?
+        get() { mWebSchoolName = mWebSchoolName ?: loginStore.getLoginData("schoolName", null); return mWebSchoolName }
+        set(value) { loginStore.putLoginData("schoolName", value); mWebSchoolName = value }
+    private var mWebUsername: String? = null
+    var webUsername: String?
+        get() { mWebUsername = mWebUsername ?: loginStore.getLoginData("username", null); return mWebUsername }
+        set(value) { loginStore.putLoginData("username", value); mWebUsername = value }
+    private var mWebPassword: String? = null
+    var webPassword: String?
+        get() { mWebPassword = mWebPassword ?: loginStore.getLoginData("password", null); return mWebPassword }
+        set(value) { loginStore.putLoginData("password", value); mWebPassword = value }
+
+    private var mWebSessionId: String? = null
+    var webSessionId: String?
+        get() { mWebSessionId = mWebSessionId ?: loginStore.getLoginData("webSessionId", null); return mWebSessionId }
+        set(value) { loginStore.putLoginData("webSessionId", value); mWebSessionId = value }
+    private var mWebAuth: String? = null
+    var webAuth: String?
+        get() { mWebAuth = mWebAuth ?: loginStore.getLoginData("webAuth", null); return mWebAuth }
+        set(value) { loginStore.putLoginData("webAuth", value); mWebAuth = value }
+
+    /*                   _
+             /\         (_)
+            /  \   _ __  _
+           / /\ \ | '_ \| |
+          / ____ \| |_) | |
+         /_/    \_\ .__/|_|
+                  | |
+                  |*/
+    private var mApiBearer: String? = null
+    var apiBearer: String?
+        get() { mApiBearer = mApiBearer ?: loginStore.getLoginData("apiBearer", null); return mApiBearer }
+        set(value) { loginStore.putLoginData("apiBearer", value); mApiBearer = value }
+
+    /*     ____  _   _
+          / __ \| | | |
+         | |  | | |_| |__   ___ _ __
+         | |  | | __| '_ \ / _ \ '__|
+         | |__| | |_| | | |  __/ |
+          \____/ \__|_| |_|\___|*/
+    private var mStudentId: String? = null
+    var studentId: String?
+        get() { mStudentId = mStudentId ?: profile?.getStudentData("studentId", null); return mStudentId }
+        set(value) { profile?.putStudentData("studentId", value) ?: return; mStudentId = value }
+
+    private var mRegisterId: Int? = null
+    var registerId: Int
+        get() { mRegisterId = mRegisterId ?: profile?.getStudentData("registerId", 0); return mRegisterId ?: 0 }
+        set(value) { profile?.putStudentData("registerId", value) ?: return; mRegisterId = value }
+
+    private var mSchoolYearId: Int? = null
+    var schoolYearId: Int
+        get() { mSchoolYearId = mSchoolYearId ?: profile?.getStudentData("schoolYearId", 0); return mSchoolYearId ?: 0 }
+        set(value) { profile?.putStudentData("schoolYearId", value) ?: return; mSchoolYearId = value }
+
+
+
+    /*    _    _ _   _ _
+         | |  | | | (_) |
+         | |  | | |_ _| |___
+         | |  | | __| | / __|
+         | |__| | |_| | \__ \
+          \____/ \__|_|_|__*/
+    fun getSubject(name: String, id: Long?, shortName: String): Subject {
+        var subject = if (id == null)
+            subjectList.singleOrNull { it.longName == name }
+        else
+            subjectList.singleOrNull { it.id == id }
+
+        if (subject == null) {
+            subject = Subject(profileId, id ?: name.crc16().toLong(), name, shortName)
+            subjectList[subject.id] = subject
+        }
+        return subject
+    }
+
+    fun getTeacher(firstName: String, lastName: String): Teacher {
+        val teacher = teacherList.singleOrNull { it.fullName == "$firstName $lastName" }
+        return validateTeacher(teacher, firstName, lastName)
+    }
+    fun getTeacher(firstNameChar: Char, lastName: String): Teacher {
+        val teacher = teacherList.singleOrNull { it.shortName == "$firstNameChar.$lastName" }
+        return validateTeacher(teacher, firstNameChar.toString(), lastName)
+    }
+    fun getTeacherByLastFirst(nameLastFirst: String): Teacher {
+        val nameParts = nameLastFirst.split(" ")
+        return if (nameParts.size == 1) getTeacher(nameParts[0], "") else getTeacher(nameParts[1], nameParts[0])
+    }
+
+    fun getTeacherByFirstLast(nameFirstLast: String): Teacher {
+        val nameParts = nameFirstLast.split(" ")
+        return if (nameParts.size == 1) getTeacher(nameParts[0], "") else getTeacher(nameParts[0], nameParts[1])
+    }
+
+    fun getTeacherByFDotLast(nameFDotLast: String): Teacher {
+        val nameParts = nameFDotLast.split(".")
+        return if (nameParts.size == 1) getTeacher(nameParts[0], "") else getTeacher(nameParts[0][0], nameParts[1])
+    }
+
+    fun getTeacherByFDotSpaceLast(nameFDotSpaceLast: String): Teacher {
+        val nameParts = nameFDotSpaceLast.split(".")
+        return if (nameParts.size == 1) getTeacher(nameParts[0], "") else getTeacher(nameParts[0][0], nameParts[1])
+    }
+
+    private fun validateTeacher(teacher: Teacher?, firstName: String, lastName: String): Teacher {
+        (teacher ?: Teacher(profileId, -1, firstName, lastName).apply {
+            id = shortName.crc16().toLong()
+            teacherList[id] = this
+        }).apply {
+            if (firstName.length > 1)
+                name = firstName
+            surname = lastName
+            return this
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/Idziennik.kt

@@ -0,0 +1,111 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-25. 
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik
+
+import pl.szczodrzynski.edziennik.App
+import pl.szczodrzynski.edziennik.api.v2.CODE_INTERNAL_LIBRUS_ACCOUNT_410
+import pl.szczodrzynski.edziennik.api.v2.idziennik.data.IdziennikData
+import pl.szczodrzynski.edziennik.api.v2.idziennik.firstlogin.IdziennikFirstLogin
+import pl.szczodrzynski.edziennik.api.v2.idziennik.login.IdziennikLogin
+import pl.szczodrzynski.edziennik.api.v2.idziennikLoginMethods
+import pl.szczodrzynski.edziennik.api.v2.interfaces.EdziennikCallback
+import pl.szczodrzynski.edziennik.api.v2.interfaces.EdziennikInterface
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.api.v2.prepare
+import pl.szczodrzynski.edziennik.data.db.modules.login.LoginStore
+import pl.szczodrzynski.edziennik.data.db.modules.profiles.Profile
+import pl.szczodrzynski.edziennik.utils.Utils.d
+
+class Idziennik(val app: App, val profile: Profile?, val loginStore: LoginStore, val callback: EdziennikCallback) : EdziennikInterface {
+    companion object {
+        private const val TAG = "Idziennik"
+    }
+
+    val internalErrorList = mutableListOf<Int>()
+    val data: DataIdziennik
+
+    init {
+        data = DataIdziennik(app, profile, loginStore).apply {
+            callback = wrapCallback(this@Idziennik.callback)
+            satisfyLoginMethods()
+        }
+    }
+
+    private fun completed() {
+        data.saveData()
+        data.notifyAndSyncEvents {
+            callback.onCompleted()
+        }
+    }
+
+    /*    _______ _                     _                  _ _   _
+         |__   __| |              /\   | |                (_) | | |
+            | |  | |__   ___     /  \  | | __ _  ___  _ __ _| |_| |__  _ __ ___
+            | |  | '_ \ / _ \   / /\ \ | |/ _` |/ _ \| '__| | __| '_ \| '_ ` _ \
+            | |  | | | |  __/  / ____ \| | (_| | (_) | |  | | |_| | | | | | | | |
+            |_|  |_| |_|\___| /_/    \_\_|\__, |\___/|_|  |_|\__|_| |_|_| |_| |_|
+                                           __/ |
+                                          |__*/
+    override fun sync(featureIds: List<Int>, viewId: Int?) {
+        data.prepare(idziennikLoginMethods, IdziennikFeatures, featureIds, viewId)
+        d(TAG, "LoginMethod IDs: ${data.targetLoginMethodIds}")
+        d(TAG, "Endpoint IDs: ${data.targetEndpointIds}")
+        IdziennikLogin(data) {
+            IdziennikData(data) {
+                completed()
+            }
+        }
+    }
+
+    override fun getMessage(messageId: Int) {
+
+    }
+
+    override fun markAllAnnouncementsAsRead() {
+
+    }
+
+    override fun firstLogin() {
+        IdziennikFirstLogin(data) {
+            completed()
+        }
+    }
+
+    override fun cancel() {
+        d(TAG, "Cancelled")
+        data.cancel()
+    }
+
+    private fun wrapCallback(callback: EdziennikCallback): EdziennikCallback {
+        return object : EdziennikCallback {
+            override fun onCompleted() {
+                callback.onCompleted()
+            }
+
+            override fun onProgress(step: Float) {
+                callback.onProgress(step)
+            }
+
+            override fun onStartProgress(stringRes: Int) {
+                callback.onStartProgress(stringRes)
+            }
+
+            override fun onError(apiError: ApiError) {
+                when (apiError.errorCode) {
+                    in internalErrorList -> {
+                        // finish immediately if the same error occurs twice during the same sync
+                        callback.onError(apiError)
+                    }
+                    CODE_INTERNAL_LIBRUS_ACCOUNT_410 -> {
+                        internalErrorList.add(apiError.errorCode)
+                        loginStore.removeLoginData("refreshToken") // force a clean login
+                        //loginLibrus()
+                    }
+                    else -> callback.onError(apiError)
+                }
+            }
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/IdziennikFeatures.kt

@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-25. 
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik
+
+import pl.szczodrzynski.edziennik.api.v2.*
+import pl.szczodrzynski.edziennik.api.v2.models.Feature
+
+const val ENDPOINT_IDZIENNIK_WEB_TIMETABLE              = 1030
+const val ENDPOINT_IDZIENNIK_WEB_GRADES                 = 1040
+const val ENDPOINT_IDZIENNIK_WEB_PROPOSED_GRADES        = 1050
+const val ENDPOINT_IDZIENNIK_WEB_EXAMS                  = 1060
+const val ENDPOINT_IDZIENNIK_WEB_NOTICES                = 1070
+const val ENDPOINT_IDZIENNIK_WEB_ANNOUNCEMENTS          = 1080
+const val ENDPOINT_IDZIENNIK_WEB_ATTENDANCE             = 1090
+const val ENDPOINT_IDZIENNIK_WEB_MESSAGES_INBOX         = 1110
+const val ENDPOINT_IDZIENNIK_WEB_MESSAGES_SENT          = 1120
+const val ENDPOINT_IDZIENNIK_API_CURRENT_REGISTER       = 2010
+const val ENDPOINT_IDZIENNIK_API_MESSAGES_INBOX         = 2110
+const val ENDPOINT_IDZIENNIK_API_MESSAGES_SENT          = 2120
+
+val IdziennikFeatures = listOf(
+        Feature(LOGIN_TYPE_IDZIENNIK, FEATURE_TIMETABLE, listOf(
+                ENDPOINT_IDZIENNIK_WEB_TIMETABLE to LOGIN_METHOD_IDZIENNIK_WEB
+        ), listOf(LOGIN_METHOD_IDZIENNIK_WEB)),
+
+        Feature(LOGIN_TYPE_IDZIENNIK, FEATURE_GRADES, listOf(
+                ENDPOINT_IDZIENNIK_WEB_GRADES to LOGIN_METHOD_IDZIENNIK_WEB,
+                ENDPOINT_IDZIENNIK_WEB_PROPOSED_GRADES to LOGIN_METHOD_IDZIENNIK_WEB
+        ), listOf(LOGIN_METHOD_IDZIENNIK_WEB)),
+
+        Feature(LOGIN_TYPE_IDZIENNIK, FEATURE_AGENDA, listOf(
+                ENDPOINT_IDZIENNIK_WEB_EXAMS to LOGIN_METHOD_IDZIENNIK_WEB
+        ), listOf(LOGIN_METHOD_IDZIENNIK_WEB)),
+
+        Feature(LOGIN_TYPE_IDZIENNIK, FEATURE_BEHAVIOUR, listOf(
+                ENDPOINT_IDZIENNIK_WEB_NOTICES to LOGIN_METHOD_IDZIENNIK_WEB
+        ), listOf(LOGIN_METHOD_IDZIENNIK_WEB)),
+
+        Feature(LOGIN_TYPE_IDZIENNIK, FEATURE_ATTENDANCE, listOf(
+                ENDPOINT_IDZIENNIK_WEB_ATTENDANCE to LOGIN_METHOD_IDZIENNIK_WEB
+        ), listOf(LOGIN_METHOD_IDZIENNIK_WEB)),
+
+        Feature(LOGIN_TYPE_IDZIENNIK, FEATURE_ANNOUNCEMENTS, listOf(
+                ENDPOINT_IDZIENNIK_WEB_ANNOUNCEMENTS to LOGIN_METHOD_IDZIENNIK_WEB
+        ), listOf(LOGIN_METHOD_IDZIENNIK_WEB)),
+
+        /*Feature(LOGIN_TYPE_IDZIENNIK, FEATURE_MESSAGES_INBOX, listOf(
+                ENDPOINT_IDZIENNIK_WEB_MESSAGES_INBOX to LOGIN_METHOD_IDZIENNIK_WEB
+        ), listOf(LOGIN_METHOD_IDZIENNIK_WEB)).withPriority(2),
+        Feature(LOGIN_TYPE_IDZIENNIK, FEATURE_MESSAGES_SENT, listOf(
+                ENDPOINT_IDZIENNIK_WEB_MESSAGES_SENT to LOGIN_METHOD_IDZIENNIK_WEB
+        ), listOf(LOGIN_METHOD_IDZIENNIK_WEB)).withPriority(2),*/
+
+        Feature(LOGIN_TYPE_IDZIENNIK, FEATURE_MESSAGES_INBOX, listOf(
+                ENDPOINT_IDZIENNIK_API_MESSAGES_INBOX to LOGIN_METHOD_IDZIENNIK_API
+        ), listOf(LOGIN_METHOD_IDZIENNIK_API)),
+        Feature(LOGIN_TYPE_IDZIENNIK, FEATURE_MESSAGES_SENT, listOf(
+                ENDPOINT_IDZIENNIK_API_MESSAGES_SENT to LOGIN_METHOD_IDZIENNIK_API
+        ), listOf(LOGIN_METHOD_IDZIENNIK_API)),
+
+        Feature(LOGIN_TYPE_IDZIENNIK, FEATURE_LUCKY_NUMBER, listOf(
+                ENDPOINT_IDZIENNIK_API_CURRENT_REGISTER to LOGIN_METHOD_IDZIENNIK_API
+        ), listOf(LOGIN_METHOD_IDZIENNIK_API))
+)

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/data/IdziennikApi.kt

@@ -0,0 +1,116 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-29.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik.data
+
+import com.google.gson.JsonArray
+import com.google.gson.JsonElement
+import com.google.gson.JsonObject
+import com.google.gson.JsonParser
+import im.wangchao.mhttp.Request
+import im.wangchao.mhttp.Response
+import im.wangchao.mhttp.callback.TextCallbackHandler
+import pl.szczodrzynski.edziennik.api.v2.*
+import pl.szczodrzynski.edziennik.api.v2.idziennik.DataIdziennik
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.getString
+import pl.szczodrzynski.edziennik.utils.Utils
+import java.net.HttpURLConnection
+
+open class IdziennikApi(open val data: DataIdziennik) {
+    companion object {
+        const val TAG = "IdziennikApi"
+    }
+
+    val profileId
+        get() = data.profile?.id ?: -1
+
+    val profile
+        get() = data.profile
+
+    fun apiGet(tag: String, endpointTemplate: String, method: Int = GET, parameters: Map<String, Any> = emptyMap(), onSuccess: (json: JsonElement) -> Unit) {
+        val endpoint = endpointTemplate.replace("\$STUDENT_ID", data.studentId ?: "")
+        Utils.d(tag, "Request: Idziennik/API - $IDZIENNIK_API_URL/$endpoint")
+
+        val callback = object : TextCallbackHandler() {
+            override fun onSuccess(text: String?, response: Response?) {
+                if (text == null) {
+                    data.error(ApiError(TAG, ERROR_RESPONSE_EMPTY)
+                            .withResponse(response))
+                    return
+                }
+
+                val json = try {
+                    JsonParser().parse(text)
+                } catch (_: Exception) { null }
+
+                var error: String? = null
+                if (json == null) {
+                    error = text
+                }
+                else if (json is JsonObject) {
+                    error = if (response?.code() == 200) null else
+                        json.getString("message") ?: json.toString()
+                }
+                error?.let { code ->
+                    when (code) {
+                        "Authorization has been denied for this request." -> ERROR_IDZIENNIK_API_ACCESS_DENIED
+                        else -> ERROR_IDZIENNIK_API_OTHER
+                    }.let { errorCode ->
+                        data.error(ApiError(tag, errorCode)
+                                .withApiResponse(text)
+                                .withResponse(response))
+                        return
+                    }
+                }
+
+                try {
+                    onSuccess(json!!)
+                } catch (e: Exception) {
+                    data.error(ApiError(tag, EXCEPTION_IDZIENNIK_API_REQUEST)
+                            .withResponse(response)
+                            .withThrowable(e)
+                            .withApiResponse(text))
+                }
+            }
+
+            override fun onFailure(response: Response?, throwable: Throwable?) {
+                data.error(ApiError(tag, ERROR_REQUEST_FAILURE)
+                        .withResponse(response)
+                        .withThrowable(throwable))
+            }
+        }
+
+        Request.builder()
+                .url("$IDZIENNIK_API_URL/$endpoint")
+                .userAgent(IDZIENNIK_API_USER_AGENT)
+                .addHeader("Authorization", "Bearer ${data.apiBearer}")
+                .apply {
+                    when (method) {
+                        GET -> get()
+                        POST -> {
+                            postJson()
+                            val json = JsonObject()
+                            parameters.map { (name, value) ->
+                                when (value) {
+                                    is JsonObject -> json.add(name, value)
+                                    is JsonArray -> json.add(name, value)
+                                    is String -> json.addProperty(name, value)
+                                    is Int -> json.addProperty(name, value)
+                                    is Long -> json.addProperty(name, value)
+                                    is Float -> json.addProperty(name, value)
+                                    is Char -> json.addProperty(name, value)
+                                }
+                            }
+                            setJsonBody(json)
+                        }
+                    }
+                }
+                .allowErrorCode(HttpURLConnection.HTTP_UNAUTHORIZED)
+                .allowErrorCode(HttpURLConnection.HTTP_INTERNAL_ERROR)
+                .callback(callback)
+                .build()
+                .enqueue()
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/data/IdziennikData.kt

@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-25. 
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik.data
+
+import pl.szczodrzynski.edziennik.R
+import pl.szczodrzynski.edziennik.api.v2.idziennik.*
+import pl.szczodrzynski.edziennik.api.v2.idziennik.data.api.IdziennikApiCurrentRegister
+import pl.szczodrzynski.edziennik.api.v2.idziennik.data.api.IdziennikApiMessagesInbox
+import pl.szczodrzynski.edziennik.api.v2.idziennik.data.api.IdziennikApiMessagesSent
+import pl.szczodrzynski.edziennik.api.v2.idziennik.data.web.*
+import pl.szczodrzynski.edziennik.utils.Utils
+
+class IdziennikData(val data: DataIdziennik, val onSuccess: () -> Unit) {
+    companion object {
+        private const val TAG = "IdziennikData"
+    }
+
+    init {
+        nextEndpoint(onSuccess)
+    }
+
+    private fun nextEndpoint(onSuccess: () -> Unit) {
+        if (data.targetEndpointIds.isEmpty()) {
+            onSuccess()
+            return
+        }
+        if (data.cancelled) {
+            onSuccess()
+            return
+        }
+        useEndpoint(data.targetEndpointIds.removeAt(0)) {
+            data.progress(data.progressStep)
+            nextEndpoint(onSuccess)
+        }
+    }
+
+    private fun useEndpoint(endpointId: Int, onSuccess: () -> Unit) {
+        Utils.d(TAG, "Using endpoint $endpointId")
+        when (endpointId) {
+            ENDPOINT_IDZIENNIK_WEB_TIMETABLE -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_timetable)
+                IdziennikWebTimetable(data) { onSuccess() }
+            }
+            ENDPOINT_IDZIENNIK_WEB_GRADES -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_grades)
+                IdziennikWebGrades(data) { onSuccess() }
+            }
+            ENDPOINT_IDZIENNIK_WEB_PROPOSED_GRADES -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_proposed_grades)
+                IdziennikWebProposedGrades(data) { onSuccess() }
+            }
+            ENDPOINT_IDZIENNIK_WEB_EXAMS -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_exams)
+                IdziennikWebExams(data) { onSuccess() }
+            }
+            ENDPOINT_IDZIENNIK_WEB_NOTICES -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_notices)
+                IdziennikWebNotices(data) { onSuccess() }
+            }
+            ENDPOINT_IDZIENNIK_WEB_ANNOUNCEMENTS -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_announcements)
+                IdziennikWebAnnouncements(data) { onSuccess() }
+            }
+            ENDPOINT_IDZIENNIK_WEB_ATTENDANCE -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_attendance)
+                IdziennikWebAttendance(data) { onSuccess() }
+            }
+            ENDPOINT_IDZIENNIK_API_CURRENT_REGISTER -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_lucky_number)
+                IdziennikApiCurrentRegister(data) { onSuccess() }
+            }
+            ENDPOINT_IDZIENNIK_API_MESSAGES_INBOX -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_messages_inbox)
+                IdziennikApiMessagesInbox(data) { onSuccess() }
+            }
+            ENDPOINT_IDZIENNIK_API_MESSAGES_SENT -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_messages_outbox)
+                IdziennikApiMessagesSent(data) { onSuccess() }
+            }
+            else -> onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/data/IdziennikWeb.kt

@@ -0,0 +1,158 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-25.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik.data
+
+import com.google.gson.JsonArray
+import com.google.gson.JsonObject
+import im.wangchao.mhttp.Request
+import im.wangchao.mhttp.Response
+import im.wangchao.mhttp.callback.JsonCallbackHandler
+import im.wangchao.mhttp.callback.TextCallbackHandler
+import pl.szczodrzynski.edziennik.api.v2.*
+import pl.szczodrzynski.edziennik.api.v2.idziennik.DataIdziennik
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.utils.Utils.d
+import java.net.HttpURLConnection.HTTP_INTERNAL_ERROR
+import java.net.HttpURLConnection.HTTP_UNAUTHORIZED
+
+open class IdziennikWeb(open val data: DataIdziennik) {
+    companion object {
+        const val TAG = "IdziennikWeb"
+    }
+
+    val profileId
+        get() = data.profile?.id ?: -1
+
+    val profile
+        get() = data.profile
+
+    fun webApiGet(tag: String, endpoint: String, parameters: Map<String, Any> = emptyMap(), onSuccess: (json: JsonObject) -> Unit) {
+        d(tag, "Request: Idziennik/Web/API - $IDZIENNIK_WEB_URL/$endpoint")
+
+        val callback = object : JsonCallbackHandler() {
+            override fun onSuccess(json: JsonObject?, response: Response?) {
+                if (json == null && response?.parserErrorBody == null) {
+                    data.error(ApiError(TAG, ERROR_RESPONSE_EMPTY)
+                            .withResponse(response))
+                    return
+                }
+
+                when {
+                    response?.code() == HTTP_UNAUTHORIZED -> ERROR_IDZIENNIK_WEB_ACCESS_DENIED
+                    response?.code() == HTTP_INTERNAL_ERROR -> ERROR_IDZIENNIK_WEB_SERVER_ERROR
+                    response?.parserErrorBody != null -> when {
+                        response.parserErrorBody.contains("Identyfikator zgłoszenia") -> ERROR_IDZIENNIK_WEB_SERVER_ERROR
+                        response.parserErrorBody.contains("Hasło dostępu do systemu wygasło") -> ERROR_IDZIENNIK_WEB_PASSWORD_CHANGE_NEEDED
+                        response.parserErrorBody.contains("Trwają prace konserwacyjne") -> ERROR_IDZIENNIK_WEB_MAINTENANCE
+                        else -> ERROR_IDZIENNIK_WEB_OTHER
+                    }
+                    else -> null
+                }?.let { errorCode ->
+                    data.error(ApiError(TAG, errorCode)
+                            .withApiResponse(json?.toString() ?: response?.parserErrorBody)
+                            .withResponse(response))
+                    return
+                }
+
+                if (json == null) {
+                    data.error(ApiError(tag, ERROR_RESPONSE_EMPTY)
+                            .withResponse(response))
+                    return
+                }
+
+                try {
+                    onSuccess(json)
+                } catch (e: Exception) {
+                    data.error(ApiError(tag, EXCEPTION_IDZIENNIK_WEB_API_REQUEST)
+                            .withResponse(response)
+                            .withThrowable(e)
+                            .withApiResponse(json))
+                }
+            }
+
+            override fun onFailure(response: Response?, throwable: Throwable?) {
+                data.error(ApiError(tag, ERROR_REQUEST_FAILURE)
+                        .withResponse(response)
+                        .withThrowable(throwable))
+            }
+        }
+
+        Request.builder()
+                .url("$IDZIENNIK_WEB_URL/$endpoint")
+                .userAgent(IDZIENNIK_USER_AGENT)
+                .postJson()
+                .apply {
+                    val json = JsonObject()
+                    parameters.map { (name, value) ->
+                        when (value) {
+                            is JsonObject -> json.add(name, value)
+                            is JsonArray -> json.add(name, value)
+                            is String -> json.addProperty(name, value)
+                            is Int -> json.addProperty(name, value)
+                            is Long -> json.addProperty(name, value)
+                            is Float -> json.addProperty(name, value)
+                            is Char -> json.addProperty(name, value)
+                        }
+                    }
+                    setJsonBody(json)
+                }
+                .allowErrorCode(HTTP_UNAUTHORIZED)
+                .allowErrorCode(HTTP_INTERNAL_ERROR)
+                .callback(callback)
+                .build()
+                .enqueue()
+    }
+
+    fun webGet(tag: String, endpoint: String, onSuccess: (text: String) -> Unit) {
+        d(tag, "Request: Idziennik/Web - $IDZIENNIK_WEB_URL/$endpoint")
+
+        val callback = object : TextCallbackHandler() {
+            override fun onSuccess(text: String?, response: Response?) {
+                if (text == null) {
+                    data.error(ApiError(TAG, ERROR_RESPONSE_EMPTY)
+                            .withResponse(response))
+                    return
+                }
+
+                if (!text.contains("czyWyswietlicDostepMobilny")) {
+                    when {
+                        text.contains("Identyfikator zgłoszenia") -> ERROR_IDZIENNIK_WEB_SERVER_ERROR
+                        text.contains("Hasło dostępu do systemu wygasło") -> ERROR_IDZIENNIK_WEB_PASSWORD_CHANGE_NEEDED
+                        text.contains("Trwają prace konserwacyjne") -> ERROR_IDZIENNIK_WEB_MAINTENANCE
+                        else -> ERROR_IDZIENNIK_WEB_OTHER
+                    }.let { errorCode ->
+                        data.error(ApiError(TAG, errorCode)
+                                .withApiResponse(text)
+                                .withResponse(response))
+                        return
+                    }
+                }
+
+                try {
+                    onSuccess(text)
+                } catch (e: Exception) {
+                    data.error(ApiError(tag, EXCEPTION_IDZIENNIK_WEB_REQUEST)
+                            .withResponse(response)
+                            .withThrowable(e)
+                            .withApiResponse(text))
+                }
+            }
+
+            override fun onFailure(response: Response?, throwable: Throwable?) {
+                data.error(ApiError(tag, ERROR_REQUEST_FAILURE)
+                        .withResponse(response)
+                        .withThrowable(throwable))
+            }
+        }
+
+        Request.builder()
+                .url("$IDZIENNIK_WEB_URL/$endpoint")
+                .userAgent(IDZIENNIK_USER_AGENT)
+                .get()
+                .callback(callback)
+                .build()
+                .enqueue()
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/data/api/IdziennikApiCurrentRegister.kt

@@ -0,0 +1,94 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-29.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik.data.api
+
+import com.google.gson.JsonObject
+import pl.szczodrzynski.edziennik.DAY
+import pl.szczodrzynski.edziennik.api.v2.IDZIENNIK_API_CURRENT_REGISTER
+import pl.szczodrzynski.edziennik.api.v2.idziennik.DataIdziennik
+import pl.szczodrzynski.edziennik.api.v2.idziennik.ENDPOINT_IDZIENNIK_API_CURRENT_REGISTER
+import pl.szczodrzynski.edziennik.api.v2.idziennik.data.IdziennikApi
+import pl.szczodrzynski.edziennik.data.db.modules.luckynumber.LuckyNumber
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.getInt
+import pl.szczodrzynski.edziennik.getJsonObject
+import pl.szczodrzynski.edziennik.getString
+import pl.szczodrzynski.edziennik.utils.models.Date
+import pl.szczodrzynski.edziennik.utils.models.Time
+
+class IdziennikApiCurrentRegister(override val data: DataIdziennik,
+                          val onSuccess: () -> Unit) : IdziennikApi(data) {
+    companion object {
+        private const val TAG = "IdziennikApiCurrentRegister"
+    }
+
+    init {
+        data.profile?.luckyNumber = -1
+        data.profile?.luckyNumberDate = null
+
+        apiGet(TAG, IDZIENNIK_API_CURRENT_REGISTER) { json ->
+            if (json !is JsonObject) {
+                onSuccess()
+                return@apiGet
+            }
+
+            var nextSync = System.currentTimeMillis() + 14*DAY*1000
+
+            val settings = json.getJsonObject("ustawienia")?.apply {
+                profile?.dateSemester1Start = getString("poczatekSemestru1")?.let { Date.fromY_m_d(it) }
+                profile?.dateSemester2Start = getString("koniecSemestru1")?.let { Date.fromY_m_d(it).stepForward(0, 0, 1) }
+                profile?.dateYearEnd = getString("koniecSemestru2")?.let { Date.fromY_m_d(it) }
+            }
+
+            json.getInt("szczesliwyNumerek")?.let { luckyNumber ->
+                val luckyNumberDate = Date.getToday()
+                settings.getString("godzinaPublikacjiSzczesliwegoLosu")
+                        ?.let { Time.fromH_m(it) }
+                        ?.let { publishTime ->
+                            val now = Time.getNow()
+                            if (publishTime.value < 150000 && now.value < publishTime.value) {
+                                nextSync = luckyNumberDate.combineWith(publishTime)
+                                luckyNumberDate.stepForward(0, 0, -1) // the lucky number is still for yesterday
+                            }
+                            else if (publishTime.value >= 150000 && now.value > publishTime.value) {
+                                luckyNumberDate.stepForward(0, 0, 1) // the lucky number is already for tomorrow
+                                nextSync = luckyNumberDate.combineWith(publishTime)
+                            }
+                            else if (publishTime.value < 150000) {
+                                nextSync = luckyNumberDate
+                                        .clone()
+                                        .stepForward(0, 0, 1)
+                                        .combineWith(publishTime)
+                            }
+                            else {
+                                nextSync = luckyNumberDate.combineWith(publishTime)
+                            }
+                        }
+
+
+                val luckyNumberObject = LuckyNumber(
+                        data.profileId,
+                        Date.getToday(),
+                        luckyNumber
+                )
+
+                data.luckyNumberList.add(luckyNumberObject)
+                data.metadataList.add(
+                        Metadata(
+                                profileId,
+                                Metadata.TYPE_LUCKY_NUMBER,
+                                luckyNumberObject.date.value.toLong(),
+                                data.profile?.empty ?: false,
+                                data.profile?.empty ?: false,
+                                System.currentTimeMillis()
+                        ))
+            }
+
+
+            data.setSyncNext(ENDPOINT_IDZIENNIK_API_CURRENT_REGISTER, syncAt = nextSync)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/data/api/IdziennikApiMessagesInbox.kt

@@ -0,0 +1,94 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-30.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik.data.api
+
+import com.google.gson.JsonArray
+import pl.szczodrzynski.edziennik.api.v2.IDZIENNIK_API_MESSAGES_INBOX
+import pl.szczodrzynski.edziennik.api.v2.idziennik.DataIdziennik
+import pl.szczodrzynski.edziennik.api.v2.idziennik.ENDPOINT_IDZIENNIK_API_MESSAGES_INBOX
+import pl.szczodrzynski.edziennik.api.v2.idziennik.data.IdziennikApi
+import pl.szczodrzynski.edziennik.asJsonObjectList
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+import pl.szczodrzynski.edziennik.data.db.modules.messages.Message
+import pl.szczodrzynski.edziennik.data.db.modules.messages.Message.TYPE_DELETED
+import pl.szczodrzynski.edziennik.data.db.modules.messages.Message.TYPE_RECEIVED
+import pl.szczodrzynski.edziennik.data.db.modules.messages.MessageRecipient
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.getBoolean
+import pl.szczodrzynski.edziennik.getString
+import pl.szczodrzynski.edziennik.utils.Utils.crc32
+import pl.szczodrzynski.edziennik.utils.models.Date
+
+class IdziennikApiMessagesInbox(override val data: DataIdziennik,
+                                  val onSuccess: () -> Unit) : IdziennikApi(data) {
+    companion object {
+        private const val TAG = "IdziennikApiMessagesInbox"
+    }
+
+    init {
+        apiGet(TAG, IDZIENNIK_API_MESSAGES_INBOX) { json ->
+            if (json !is JsonArray) {
+                onSuccess()
+                return@apiGet
+            }
+
+            json.asJsonObjectList()?.forEach { jMessage ->
+                val subject = jMessage.getString("tytul")
+                if (subject?.contains("(") == true && subject.startsWith("iDziennik - "))
+                    return@forEach
+                if (subject?.startsWith("Uwaga dla ucznia (klasa:") == true)
+                    return@forEach
+
+                val messageIdStr = jMessage.getString("id")
+                val messageId = crc32((messageIdStr + "0").toByteArray())
+
+                var body = "[META:$messageIdStr;-1]"
+                body += jMessage.getString("tresc")?.replace("\n".toRegex(), "<br>")
+
+                val readDate = if (jMessage.getBoolean("odczytana") == true) Date.fromIso(jMessage.getString("wersjaRekordu")) else 0
+                val sentDate = Date.fromIso(jMessage.getString("dataWyslania"))
+
+                val sender = jMessage.getAsJsonObject("nadawca")
+                val rTeacher = data.getTeacher(
+                        sender.getString("imie") ?: "",
+                        sender.getString("nazwisko") ?: ""
+                )
+                rTeacher.loginId = sender.getString("id") + ":" + sender.getString("usr")
+
+                val message = Message(
+                        profileId,
+                        messageId,
+                        subject,
+                        body,
+                        if (jMessage.getBoolean("rekordUsuniety") == true) TYPE_DELETED else TYPE_RECEIVED,
+                        rTeacher.id,
+                        -1
+                )
+
+                val messageRecipient = MessageRecipient(
+                        profileId,
+                        -1 /* me */,
+                        -1,
+                        readDate,
+                        /*messageId*/ messageId
+                )
+
+                data.messageList.add(message)
+                data.messageRecipientList.add(messageRecipient)
+                data.messageMetadataList.add(Metadata(
+                        profileId,
+                        Metadata.TYPE_MESSAGE,
+                        message.id,
+                        readDate > 0,
+                        readDate > 0 || profile?.empty ?: false,
+                        sentDate
+                ))
+            }
+
+            data.setSyncNext(ENDPOINT_IDZIENNIK_API_MESSAGES_INBOX, SYNC_ALWAYS)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/data/api/IdziennikApiMessagesSent.kt

@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-30.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik.data.api
+
+import com.google.gson.JsonArray
+import pl.szczodrzynski.edziennik.DAY
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_MESSAGES
+import pl.szczodrzynski.edziennik.api.v2.IDZIENNIK_API_MESSAGES_SENT
+import pl.szczodrzynski.edziennik.api.v2.idziennik.DataIdziennik
+import pl.szczodrzynski.edziennik.api.v2.idziennik.ENDPOINT_IDZIENNIK_API_MESSAGES_SENT
+import pl.szczodrzynski.edziennik.api.v2.idziennik.data.IdziennikApi
+import pl.szczodrzynski.edziennik.asJsonObjectList
+import pl.szczodrzynski.edziennik.data.db.modules.messages.Message
+import pl.szczodrzynski.edziennik.data.db.modules.messages.Message.TYPE_SENT
+import pl.szczodrzynski.edziennik.data.db.modules.messages.MessageRecipient
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.utils.Utils.crc32
+import pl.szczodrzynski.edziennik.utils.models.Date
+
+class IdziennikApiMessagesSent(override val data: DataIdziennik,
+                                val onSuccess: () -> Unit) : IdziennikApi(data) {
+    companion object {
+        private const val TAG = "IdziennikApiMessagesSent"
+    }
+
+    init {
+        apiGet(TAG, IDZIENNIK_API_MESSAGES_SENT) { json ->
+            if (json !is JsonArray) {
+                onSuccess()
+                return@apiGet
+            }
+
+            json.asJsonObjectList()?.forEach { jMessage ->
+                val messageIdStr = jMessage.get("id").asString
+                val messageId = crc32((messageIdStr + "1").toByteArray())
+
+                val subject = jMessage.get("tytul").asString
+
+                var body = "[META:$messageIdStr;-1]"
+                body += jMessage.get("tresc").asString.replace("\n".toRegex(), "<br>")
+
+                val sentDate = Date.fromIso(jMessage.get("dataWyslania").asString)
+
+                val message = Message(
+                        profileId,
+                        messageId,
+                        subject,
+                        body,
+                        TYPE_SENT,
+                        -1,
+                        -1
+                )
+
+                for (recipientEl in jMessage.getAsJsonArray("odbiorcy")) {
+                    val recipient = recipientEl.asJsonObject
+                    var firstName = recipient.get("imie").asString
+                    var lastName = recipient.get("nazwisko").asString
+                    if (firstName.isEmpty() || lastName.isEmpty()) {
+                        firstName = "usunięty"
+                        lastName = "użytkownik"
+                    }
+                    val rTeacher = data.getTeacher(firstName, lastName)
+                    rTeacher.loginId = recipient.get("id").asString + ":" + recipient.get("usr").asString
+
+                    val messageRecipient = MessageRecipient(
+                            profileId,
+                            rTeacher.id,
+                            -1,
+                            -1,
+                            /*messageId*/ messageId
+                    )
+                    data.messageRecipientIgnoreList.add(messageRecipient)
+                }
+
+                data.messageList.add(message)
+                data.metadataList.add(Metadata(profileId, Metadata.TYPE_MESSAGE, message.id, true, true, sentDate))
+            }
+
+            data.setSyncNext(ENDPOINT_IDZIENNIK_API_MESSAGES_SENT, DAY, DRAWER_ITEM_MESSAGES)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/data/web/IdziennikWebAnnouncements.kt

@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-28.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik.data.web
+
+import com.google.gson.JsonArray
+import com.google.gson.JsonObject
+import pl.szczodrzynski.edziennik.api.v2.ERROR_IDZIENNIK_WEB_REQUEST_NO_DATA
+import pl.szczodrzynski.edziennik.api.v2.IDZIENNIK_WEB_ANNOUNCEMENTS
+import pl.szczodrzynski.edziennik.api.v2.idziennik.DataIdziennik
+import pl.szczodrzynski.edziennik.api.v2.idziennik.ENDPOINT_IDZIENNIK_WEB_ANNOUNCEMENTS
+import pl.szczodrzynski.edziennik.api.v2.idziennik.data.IdziennikWeb
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.data.db.modules.announcements.Announcement
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.getJsonObject
+import pl.szczodrzynski.edziennik.utils.models.Date
+
+class IdziennikWebAnnouncements(override val data: DataIdziennik,
+                          val onSuccess: () -> Unit) : IdziennikWeb(data) {
+    companion object {
+        private const val TAG = "IdziennikWebAnnouncements"
+    }
+
+    init {
+        val param = JsonObject()
+        param.add("parametryFiltrow", JsonArray())
+
+        webApiGet(TAG, IDZIENNIK_WEB_ANNOUNCEMENTS, mapOf(
+                "uczenId" to (data.studentId ?: ""),
+                "param" to param
+        )) { result ->
+            val json = result.getJsonObject("d") ?: run {
+                data.error(ApiError(TAG, ERROR_IDZIENNIK_WEB_REQUEST_NO_DATA)
+                        .withApiResponse(result))
+                return@webApiGet
+            }
+
+            for (jAnnouncementEl in json.getAsJsonArray("ListK")) {
+                val jAnnouncement = jAnnouncementEl.asJsonObject
+                // jAnnouncement
+                val announcementId = jAnnouncement.get("Id").asLong
+
+                val rTeacher = data.getTeacherByFirstLast(jAnnouncement.get("Autor").asString)
+                val addedDate = java.lang.Long.parseLong(jAnnouncement.get("DataDodania").asString.replace("[^\\d]".toRegex(), ""))
+                val startDate = Date.fromMillis(java.lang.Long.parseLong(jAnnouncement.get("DataWydarzenia").asString.replace("[^\\d]".toRegex(), "")))
+
+                val announcementObject = Announcement(
+                        profileId,
+                        announcementId,
+                        jAnnouncement.get("Temat").asString,
+                        jAnnouncement.get("Tresc").asString,
+                        startDate,
+                        null,
+                        rTeacher.id
+                )
+                data.announcementList.add(announcementObject)
+                data.metadataList.add(Metadata(
+                        profileId,
+                        Metadata.TYPE_ANNOUNCEMENT,
+                        announcementObject.id,
+                        profile?.empty ?: false,
+                        profile?.empty ?: false,
+                        addedDate
+                ))
+            }
+
+            data.setSyncNext(ENDPOINT_IDZIENNIK_WEB_ANNOUNCEMENTS, SYNC_ALWAYS)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/data/web/IdziennikWebAttendance.kt

@@ -0,0 +1,144 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-28.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik.data.web
+
+import pl.szczodrzynski.edziennik.api.v2.ERROR_IDZIENNIK_WEB_REQUEST_NO_DATA
+import pl.szczodrzynski.edziennik.api.v2.IDZIENNIK_WEB_ATTENDANCE
+import pl.szczodrzynski.edziennik.api.v2.idziennik.DataIdziennik
+import pl.szczodrzynski.edziennik.api.v2.idziennik.ENDPOINT_IDZIENNIK_WEB_ATTENDANCE
+import pl.szczodrzynski.edziennik.api.v2.idziennik.data.IdziennikWeb
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.crc16
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+import pl.szczodrzynski.edziennik.data.db.modules.attendance.Attendance
+import pl.szczodrzynski.edziennik.data.db.modules.attendance.Attendance.*
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.getJsonObject
+import pl.szczodrzynski.edziennik.utils.models.Date
+import pl.szczodrzynski.edziennik.utils.models.Time
+
+class IdziennikWebAttendance(override val data: DataIdziennik,
+                          val onSuccess: () -> Unit) : IdziennikWeb(data) {
+    companion object {
+        private const val TAG = "IdziennikWebAttendance"
+    }
+
+    private var attendanceYear = Date.getToday().year
+    private var attendanceMonth = Date.getToday().month
+    private var attendancePrevMonthChecked = false
+
+    init {
+        getAttendance()
+    }
+
+    private fun getAttendance() {
+        webApiGet(TAG, IDZIENNIK_WEB_ATTENDANCE, mapOf(
+                "idPozDziennika" to data.registerId,
+                "mc" to attendanceMonth,
+                "rok" to attendanceYear,
+                "dataTygodnia" to ""
+        )) { result ->
+            val json = result.getJsonObject("d") ?: run {
+                data.error(ApiError(TAG, ERROR_IDZIENNIK_WEB_REQUEST_NO_DATA)
+                        .withApiResponse(result))
+                return@webApiGet
+            }
+
+            for (jAttendanceEl in json.getAsJsonArray("Obecnosci")) {
+                val jAttendance = jAttendanceEl.asJsonObject
+                // jAttendance
+                val attendanceTypeIdziennik = jAttendance.get("TypObecnosci").asInt
+                if (attendanceTypeIdziennik == 5 || attendanceTypeIdziennik == 7)
+                    continue
+                val attendanceDate = Date.fromY_m_d(jAttendance.get("Data").asString)
+                val attendanceTime = Time.fromH_m(jAttendance.get("OdDoGodziny").asString)
+                if (attendanceDate.combineWith(attendanceTime) > System.currentTimeMillis())
+                    continue
+
+                val attendanceId = jAttendance.get("IdLesson").asString.crc16().toLong()
+                val rSubject = data.getSubject(jAttendance.get("Przedmiot").asString, jAttendance.get("IdPrzedmiot").asLong, "")
+                val rTeacher = data.getTeacherByFDotSpaceLast(jAttendance.get("PrzedmiotNauczyciel").asString)
+
+                var attendanceName = "obecność"
+                var attendanceType = Attendance.TYPE_CUSTOM
+
+                when (attendanceTypeIdziennik) {
+                    1 /* nieobecność usprawiedliwiona */ -> {
+                        attendanceName = "nieobecność usprawiedliwiona"
+                        attendanceType = TYPE_ABSENT_EXCUSED
+                    }
+                    2 /* spóźnienie */ -> {
+                        attendanceName = "spóźnienie"
+                        attendanceType = TYPE_BELATED
+                    }
+                    3 /* nieobecność nieusprawiedliwiona */ -> {
+                        attendanceName = "nieobecność nieusprawiedliwiona"
+                        attendanceType = TYPE_ABSENT
+                    }
+                    4 /* zwolnienie */, 9 /* zwolniony / obecny */ -> {
+                        attendanceType = TYPE_RELEASED
+                        if (attendanceTypeIdziennik == 4)
+                            attendanceName = "zwolnienie"
+                        if (attendanceTypeIdziennik == 9)
+                            attendanceName = "zwolnienie / obecność"
+                    }
+                    0 /* obecny */, 8 /* Wycieczka */ -> {
+                        attendanceType = TYPE_PRESENT
+                        if (attendanceTypeIdziennik == 8)
+                            attendanceName = "wycieczka"
+                    }
+                }
+
+                val semester = profile?.dateToSemester(attendanceDate) ?: 1
+
+                val attendanceObject = Attendance(
+                        profileId,
+                        attendanceId,
+                        rTeacher.id,
+                        rSubject.id,
+                        semester,
+                        attendanceName,
+                        attendanceDate,
+                        attendanceTime,
+                        attendanceType
+                )
+
+                data.attendanceList.add(attendanceObject)
+                if (attendanceObject.type != TYPE_PRESENT) {
+                    data.metadataList.add(Metadata(
+                            profileId,
+                            Metadata.TYPE_ATTENDANCE,
+                            attendanceObject.id,
+                            profile?.empty ?: false,
+                            profile?.empty ?: false,
+                            System.currentTimeMillis()
+                    ))
+                }
+            }
+
+            val attendanceDateValue = attendanceYear * 10000 + attendanceMonth * 100
+            if (profile?.empty == true && attendanceDateValue > profile?.getSemesterStart(1)?.value ?: 99999999) {
+                attendancePrevMonthChecked = true // do not need to check prev month later
+                attendanceMonth--
+                if (attendanceMonth < 1) {
+                    attendanceMonth = 12
+                    attendanceYear--
+                }
+                getAttendance()
+            } else if (!attendancePrevMonthChecked /* get also the previous month */) {
+                attendanceMonth--
+                if (attendanceMonth < 1) {
+                    attendanceMonth = 12
+                    attendanceYear--
+                }
+                attendancePrevMonthChecked = true
+                getAttendance()
+            } else {
+                data.setSyncNext(ENDPOINT_IDZIENNIK_WEB_ATTENDANCE, SYNC_ALWAYS)
+                onSuccess()
+            }
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/data/web/IdziennikWebExams.kt

@@ -0,0 +1,114 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-28.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik.data.web
+
+import com.google.gson.JsonObject
+import pl.szczodrzynski.edziennik.api.v2.ERROR_IDZIENNIK_WEB_REQUEST_NO_DATA
+import pl.szczodrzynski.edziennik.api.v2.IDZIENNIK_WEB_EXAMS
+import pl.szczodrzynski.edziennik.api.v2.idziennik.DataIdziennik
+import pl.szczodrzynski.edziennik.api.v2.idziennik.ENDPOINT_IDZIENNIK_WEB_EXAMS
+import pl.szczodrzynski.edziennik.api.v2.idziennik.data.IdziennikWeb
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+import pl.szczodrzynski.edziennik.data.db.modules.events.Event
+import pl.szczodrzynski.edziennik.data.db.modules.lessons.Lesson
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.getJsonObject
+import pl.szczodrzynski.edziennik.utils.models.Date
+
+class IdziennikWebExams(override val data: DataIdziennik,
+                         val onSuccess: () -> Unit) : IdziennikWeb(data) {
+    companion object {
+        private const val TAG = "IdziennikWebExams"
+    }
+
+    private var examsYear = Date.getToday().year
+    private var examsMonth = Date.getToday().month
+    private var examsMonthsChecked = 0
+    private var examsNextMonthChecked = false // TO DO temporary // no more // idk
+
+    init {
+        getExams()
+    }
+
+    private fun getExams() {
+        val param = JsonObject()
+        param.addProperty("strona", 1)
+        param.addProperty("iloscNaStrone", "99")
+        param.addProperty("iloscRekordow", -1)
+        param.addProperty("kolumnaSort", "ss.Nazwa,sp.Data_sprawdzianu")
+        param.addProperty("kierunekSort", 0)
+        param.addProperty("maxIloscZaznaczonych", 0)
+        param.addProperty("panelFiltrow", 0)
+
+        webApiGet(TAG, IDZIENNIK_WEB_EXAMS, mapOf(
+                "idP" to data.registerId,
+                "rok" to examsYear,
+                "miesiac" to examsMonth,
+                "param" to param
+        )) { result ->
+            val json = result.getJsonObject("d") ?: run {
+                data.error(ApiError(TAG, ERROR_IDZIENNIK_WEB_REQUEST_NO_DATA)
+                        .withApiResponse(result))
+                return@webApiGet
+            }
+
+            for (jExamEl in json.getAsJsonArray("ListK")) {
+                val jExam = jExamEl.asJsonObject
+                // jExam
+                val eventId = jExam.get("_recordId").asLong
+                val rSubject = data.getSubject(jExam.get("przedmiot").asString, -1, "")
+                val rTeacher = data.getTeacherByLastFirst(jExam.get("wpisal").asString)
+                val examDate = Date.fromY_m_d(jExam.get("data").asString)
+                val lessonObject = Lesson.getByWeekDayAndSubject(data.lessonList, examDate.weekDay, rSubject.id)
+                val examTime = lessonObject?.startTime
+
+                val eventType = if (jExam.get("rodzaj").asString == "sprawdzian/praca klasowa") Event.TYPE_EXAM else Event.TYPE_SHORT_QUIZ
+                val eventObject = Event(
+                        profileId,
+                        eventId,
+                        examDate,
+                        examTime,
+                        jExam.get("zakres").asString,
+                        -1,
+                        eventType,
+                        false,
+                        rTeacher.id,
+                        rSubject.id,
+                        data.teamClass?.id ?: -1
+                )
+
+                data.eventList.add(eventObject)
+                data.metadataList.add(Metadata(
+                        profileId,
+                        Metadata.TYPE_EVENT,
+                        eventObject.id,
+                        profile?.empty ?: false,
+                        profile?.empty ?: false,
+                        System.currentTimeMillis()
+                ))
+            }
+
+            if (profile?.empty == true && examsMonthsChecked < 3 /* how many months backwards to check? */) {
+                examsMonthsChecked++
+                examsMonth--
+                if (examsMonth < 1) {
+                    examsMonth = 12
+                    examsYear--
+                }
+                getExams()
+            } else if (!examsNextMonthChecked /* get also one month forward */) {
+                val showDate = Date.getToday().stepForward(0, 1, 0)
+                examsYear = showDate.year
+                examsMonth = showDate.month
+                examsNextMonthChecked = true
+                getExams()
+            } else {
+                data.setSyncNext(ENDPOINT_IDZIENNIK_WEB_EXAMS, SYNC_ALWAYS)
+                onSuccess()
+            }
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/data/web/IdziennikWebGrades.kt

@@ -0,0 +1,155 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-28.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik.data.web
+
+import android.graphics.Color
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.ERROR_IDZIENNIK_WEB_REQUEST_NO_DATA
+import pl.szczodrzynski.edziennik.api.v2.IDZIENNIK_WEB_GRADES
+import pl.szczodrzynski.edziennik.api.v2.idziennik.DataIdziennik
+import pl.szczodrzynski.edziennik.api.v2.idziennik.ENDPOINT_IDZIENNIK_WEB_GRADES
+import pl.szczodrzynski.edziennik.api.v2.idziennik.data.IdziennikWeb
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+import pl.szczodrzynski.edziennik.data.db.modules.grades.Grade
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.utils.models.Date
+
+class IdziennikWebGrades(override val data: DataIdziennik,
+                            val onSuccess: () -> Unit) : IdziennikWeb(data) {
+    companion object {
+        private const val TAG = "IdziennikWebGrades"
+    }
+
+    init {
+        webApiGet(TAG, IDZIENNIK_WEB_GRADES, mapOf(
+                "idPozDziennika" to data.registerId
+        )) { result ->
+            val json = result.getJsonObject("d") ?: run {
+                data.error(ApiError(TAG, ERROR_IDZIENNIK_WEB_REQUEST_NO_DATA)
+                        .withApiResponse(result))
+                return@webApiGet
+            }
+
+            json.getJsonArray("Przedmioty")?.asJsonObjectList()?.onEach { subjectJson ->
+                val subject = data.getSubject(
+                        subjectJson.getString("Przedmiot") ?: return@onEach,
+                        subjectJson.getLong("IdPrzedmiotu") ?: return@onEach,
+                        subjectJson.getString("Przedmiot") ?: return@onEach
+                )
+                subjectJson.getJsonArray("Oceny")?.asJsonObjectList()?.forEach { grade ->
+                    val id = grade.getLong("idK") ?: return@forEach
+                    val category = grade.getString("Kategoria") ?: ""
+                    val name = grade.getString("Ocena") ?: "?"
+                    val semester = grade.getInt("Semestr") ?: 1
+                    val teacher = data.getTeacherByLastFirst(grade.getString("Wystawil") ?: return@forEach)
+
+                    val countToAverage = grade.getBoolean("DoSredniej") ?: true
+                    var value = grade.getFloat("WartoscDoSred") ?: 0.0f
+                    val weight = if (countToAverage)
+                        grade.getFloat("Waga") ?: 0.0f
+                    else
+                        0.0f
+
+                    val gradeColor = grade.getString("Kolor") ?: ""
+                    var colorInt = 0xff2196f3.toInt()
+                    if (gradeColor.isNotEmpty()) {
+                        colorInt = Color.parseColor("#$gradeColor")
+                    }
+
+                    val gradeObject = Grade(
+                            profileId,
+                            id,
+                            category,
+                            colorInt,
+                            "",
+                            name,
+                            value,
+                            weight,
+                            semester,
+                            teacher.id,
+                            subject.id)
+
+                    when (grade.getInt("Typ")) {
+                        0 -> {
+                            val history = grade.getJsonArray("Historia")?.asJsonObjectList()
+                            if (history?.isNotEmpty() == true) {
+                                var sum = gradeObject.value * gradeObject.weight
+                                var count = gradeObject.weight
+                                for (historyItem in history) {
+                                    val countToTheAverage = historyItem.getBoolean("DoSredniej") ?: false
+                                    value = historyItem.get("WartoscDoSred").asFloat
+                                    val weight = historyItem.get("Waga").asFloat
+
+                                    if (value > 0 && countToTheAverage) {
+                                        sum += value * weight
+                                        count += weight
+                                    }
+
+                                    val historyObject = Grade(
+                                            profileId,
+                                            gradeObject.id * -1,
+                                            historyItem.get("Kategoria").asString,
+                                            Color.parseColor("#" + historyItem.get("Kolor").asString),
+                                            historyItem.get("Uzasadnienie").asString,
+                                            historyItem.get("Ocena").asString,
+                                            value,
+                                            if (value > 0f && countToTheAverage) weight * -1f else 0f,
+                                            historyItem.get("Semestr").asInt,
+                                            teacher.id,
+                                            subject.id)
+                                    historyObject.parentId = gradeObject.id
+
+                                    val addedDate = historyItem.getString("Data_wystaw")?.let { Date.fromY_m_d(it).inMillis } ?: System.currentTimeMillis()
+
+                                    data.gradeList.add(historyObject)
+                                    data.metadataList.add(Metadata(
+                                            profileId,
+                                            Metadata.TYPE_GRADE,
+                                            historyObject.id,
+                                            true,
+                                            true,
+                                            addedDate
+                                    ))
+                                }
+                                // update the current grade's value with an average of all historical grades and itself
+                                if (sum > 0 && count > 0) {
+                                    gradeObject.value = sum / count
+                                }
+                                gradeObject.isImprovement = true // gradeObject is the improved grade. Originals are historyObjects
+                            }
+                        }
+                        1 -> {
+                            gradeObject.type = Grade.TYPE_SEMESTER1_FINAL
+                            gradeObject.name = name
+                            gradeObject.weight = 0f
+                        }
+                        2 -> {
+                            gradeObject.type = Grade.TYPE_YEAR_FINAL
+                            gradeObject.name = name
+                            gradeObject.weight = 0f
+                        }
+                    }
+
+                    val addedDate = grade.getString("Data_wystaw")?.let { Date.fromY_m_d(it).inMillis } ?: System.currentTimeMillis()
+
+                    data.gradeList.add(gradeObject)
+                    data.metadataList.add(
+                            Metadata(
+                                    profileId,
+                                    Metadata.TYPE_GRADE,
+                                    id,
+                                    data.profile?.empty ?: false,
+                                    data.profile?.empty ?: false,
+                                    addedDate
+                            ))
+                }
+            }
+
+            data.setSyncNext(ENDPOINT_IDZIENNIK_WEB_GRADES, SYNC_ALWAYS)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/data/web/IdziennikWebNotices.kt

@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-28.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik.data.web
+
+import pl.szczodrzynski.edziennik.api.v2.ERROR_IDZIENNIK_WEB_REQUEST_NO_DATA
+import pl.szczodrzynski.edziennik.api.v2.IDZIENNIK_WEB_NOTICES
+import pl.szczodrzynski.edziennik.api.v2.idziennik.DataIdziennik
+import pl.szczodrzynski.edziennik.api.v2.idziennik.ENDPOINT_IDZIENNIK_WEB_NOTICES
+import pl.szczodrzynski.edziennik.api.v2.idziennik.data.IdziennikWeb
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.crc16
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.data.db.modules.notices.Notice
+import pl.szczodrzynski.edziennik.data.db.modules.notices.Notice.*
+import pl.szczodrzynski.edziennik.getJsonObject
+import pl.szczodrzynski.edziennik.utils.models.Date
+
+class IdziennikWebNotices(override val data: DataIdziennik,
+                         val onSuccess: () -> Unit) : IdziennikWeb(data) {
+    companion object {
+        private const val TAG = "IdziennikWebNotices"
+    }
+
+    init {
+        webApiGet(TAG, IDZIENNIK_WEB_NOTICES, mapOf(
+                "idPozDziennika" to data.registerId
+        )) { result ->
+            val json = result.getJsonObject("d") ?: run {
+                data.error(ApiError(TAG, ERROR_IDZIENNIK_WEB_REQUEST_NO_DATA)
+                        .withApiResponse(result))
+                return@webApiGet
+            }
+
+            for (jNoticeEl in json.getAsJsonArray("SUwaga")) {
+                val jNotice = jNoticeEl.asJsonObject
+                // jNotice
+                val noticeId = jNotice.get("id").asString.crc16().toLong()
+
+                val rTeacher = data.getTeacherByLastFirst(jNotice.get("Nauczyciel").asString)
+                val addedDate = Date.fromY_m_d(jNotice.get("Data").asString)
+
+                var nType = TYPE_NEUTRAL
+                val jType = jNotice.get("Typ").asString
+                if (jType == "n") {
+                    nType = TYPE_NEGATIVE
+                } else if (jType == "p") {
+                    nType = TYPE_POSITIVE
+                }
+
+                val noticeObject = Notice(
+                        profileId,
+                        noticeId,
+                        jNotice.get("Tresc").asString,
+                        jNotice.get("Semestr").asInt,
+                        nType,
+                        rTeacher.id)
+                data.noticeList.add(noticeObject)
+                data.metadataList.add(Metadata(
+                        profileId,
+                        Metadata.TYPE_NOTICE,
+                        noticeObject.id,
+                        profile?.empty ?: false,
+                        profile?.empty ?: false,
+                        addedDate.inMillis
+                ))
+            }
+
+            data.setSyncNext(ENDPOINT_IDZIENNIK_WEB_NOTICES, SYNC_ALWAYS)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/data/web/IdziennikWebProposedGrades.kt

@@ -0,0 +1,108 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-28.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik.data.web
+
+import pl.szczodrzynski.edziennik.api.v2.ERROR_IDZIENNIK_WEB_REQUEST_NO_DATA
+import pl.szczodrzynski.edziennik.api.v2.IDZIENNIK_WEB_MISSING_GRADES
+import pl.szczodrzynski.edziennik.api.v2.idziennik.DataIdziennik
+import pl.szczodrzynski.edziennik.api.v2.idziennik.ENDPOINT_IDZIENNIK_WEB_PROPOSED_GRADES
+import pl.szczodrzynski.edziennik.api.v2.idziennik.data.IdziennikWeb
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+import pl.szczodrzynski.edziennik.data.db.modules.grades.Grade
+import pl.szczodrzynski.edziennik.data.db.modules.grades.Grade.TYPE_SEMESTER1_PROPOSED
+import pl.szczodrzynski.edziennik.data.db.modules.grades.Grade.TYPE_YEAR_PROPOSED
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.getJsonObject
+import pl.szczodrzynski.edziennik.utils.Utils.getWordGradeValue
+
+class IdziennikWebProposedGrades(override val data: DataIdziennik,
+                         val onSuccess: () -> Unit) : IdziennikWeb(data) {
+    companion object {
+        private const val TAG = "IdziennikWebProposedGrades"
+    }
+
+    init {
+        webApiGet(TAG, IDZIENNIK_WEB_MISSING_GRADES, mapOf(
+                "idPozDziennika" to data.registerId
+        )) { result ->
+            val json = result.getJsonObject("d") ?: run {
+                data.error(ApiError(TAG, ERROR_IDZIENNIK_WEB_REQUEST_NO_DATA)
+                        .withApiResponse(result))
+                return@webApiGet
+            }
+
+            val jSubjects = json.getAsJsonArray("Przedmioty")
+            for (jSubjectEl in jSubjects) {
+                val jSubject = jSubjectEl.getAsJsonObject()
+                // jSubject
+                val rSubject = data.getSubject(jSubject.get("Przedmiot").getAsString(), -1, jSubject.get("Przedmiot").getAsString())
+                val semester1Proposed = jSubject.get("OcenaSem1").getAsString()
+                val semester2Proposed = jSubject.get("OcenaSem2").getAsString()
+                val semester1Value = getWordGradeValue(semester1Proposed)
+                val semester2Value = getWordGradeValue(semester2Proposed)
+                val semester1Id = rSubject.id * -100 - 1
+                val semester2Id = rSubject.id * -100 - 2
+
+                if (semester1Proposed != "") {
+                    val gradeObject = Grade(
+                            profileId,
+                            semester1Id,
+                            "",
+                            -1,
+                            "",
+                            semester1Value.toString(),
+                            semester1Value.toFloat(),
+                            0f,
+                            1,
+                            -1,
+                            rSubject.id)
+
+                    gradeObject.type = TYPE_SEMESTER1_PROPOSED
+
+                    data.gradeList.add(gradeObject)
+                    data.metadataList.add(Metadata(
+                            profileId,
+                            Metadata.TYPE_GRADE,
+                            gradeObject.id,
+                            profile?.empty ?: false,
+                            profile?.empty ?: false,
+                            System.currentTimeMillis()
+                    ))
+                }
+
+                if (semester2Proposed != "") {
+                    val gradeObject = Grade(
+                            profileId,
+                            semester2Id,
+                            "",
+                            -1,
+                            "",
+                            semester2Value.toString(),
+                            semester2Value.toFloat(),
+                            0f,
+                            2,
+                            -1,
+                            rSubject.id)
+
+                    gradeObject.type = TYPE_YEAR_PROPOSED
+
+                    data.gradeList.add(gradeObject)
+                    data.metadataList.add(Metadata(
+                            profileId,
+                            Metadata.TYPE_GRADE,
+                            gradeObject.id,
+                            profile?.empty ?: false,
+                            profile?.empty ?: false,
+                            System.currentTimeMillis()
+                    ))
+                }
+            }
+
+            data.setSyncNext(ENDPOINT_IDZIENNIK_WEB_PROPOSED_GRADES, SYNC_ALWAYS)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/data/web/IdziennikWebTimetable.kt

@@ -0,0 +1,128 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-27.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik.data.web
+
+import androidx.core.util.set
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.ERROR_IDZIENNIK_WEB_REQUEST_NO_DATA
+import pl.szczodrzynski.edziennik.api.v2.IDZIENNIK_WEB_TIMETABLE
+import pl.szczodrzynski.edziennik.api.v2.idziennik.DataIdziennik
+import pl.szczodrzynski.edziennik.api.v2.idziennik.ENDPOINT_IDZIENNIK_WEB_TIMETABLE
+import pl.szczodrzynski.edziennik.api.v2.idziennik.data.IdziennikWeb
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+import pl.szczodrzynski.edziennik.data.db.modules.lessons.Lesson
+import pl.szczodrzynski.edziennik.data.db.modules.lessons.LessonChange
+import pl.szczodrzynski.edziennik.data.db.modules.lessons.LessonChange.TYPE_CANCELLED
+import pl.szczodrzynski.edziennik.data.db.modules.lessons.LessonChange.TYPE_CHANGE
+import pl.szczodrzynski.edziennik.data.db.modules.lessons.LessonRange
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.utils.models.Date
+import pl.szczodrzynski.edziennik.utils.models.Time
+import pl.szczodrzynski.edziennik.utils.models.Week
+
+class IdziennikWebTimetable(override val data: DataIdziennik,
+                        val onSuccess: () -> Unit) : IdziennikWeb(data) {
+    companion object {
+        private const val TAG = "IdziennikWebTimetable"
+    }
+
+    init {
+        val weekStart = Week.getWeekStart()
+        if (Date.getToday().weekDay > 4) {
+            weekStart.stepForward(0, 0, 7)
+        }
+
+        webApiGet(TAG, IDZIENNIK_WEB_TIMETABLE, mapOf(
+                "idPozDziennika" to data.registerId,
+                "pidRokSzkolny" to data.schoolYearId,
+                "data" to weekStart.stringY_m_d+"T10:00:00.000Z"
+        )) { result ->
+            val json = result.getJsonObject("d") ?: run {
+                data.error(ApiError(TAG, ERROR_IDZIENNIK_WEB_REQUEST_NO_DATA)
+                        .withApiResponse(result))
+                return@webApiGet
+            }
+
+            json.getJsonArray("GodzinyLekcyjne")?.asJsonObjectList()?.forEach { range ->
+                val lessonRange = LessonRange(
+                        profileId,
+                        range.getInt("LiczbaP") ?: return@forEach,
+                        range.getString("Poczatek")?.let { Time.fromH_m(it) } ?: return@forEach,
+                        range.getString("Koniec")?.let { Time.fromH_m(it) } ?: return@forEach
+                )
+                data.lessonRanges[lessonRange.lessonNumber] = lessonRange
+            }
+
+            json.getJsonArray("Przedmioty")?.asJsonObjectList()?.forEach { lesson ->
+                val subject = data.getSubject(
+                        lesson.getString("Nazwa") ?: return@forEach,
+                        lesson.getLong("Id"),
+                        lesson.getString("Skrot") ?: ""
+                )
+                val teacher = data.getTeacherByFDotLast(lesson.getString("Nauczyciel") ?: return@forEach)
+                val weekDay = lesson.getInt("DzienTygodnia")?.minus(1) ?: return@forEach
+                val lessonRange = data.lessonRanges[lesson.getInt("Godzina")?.plus(1) ?: return@forEach]
+
+                val lessonObject = Lesson(
+                        profileId,
+                        weekDay,
+                        lessonRange.startTime,
+                        lessonRange.endTime
+                ).apply {
+                    subjectId = subject.id
+                    teacherId = teacher.id
+                    teamId = data.teamClass?.id ?: -1
+                    classroomName = lesson.getString("NazwaSali") ?: ""
+                }
+
+                data.lessonList.add(lessonObject)
+
+                val type = lesson.getInt("TypZastepstwa") ?: -1
+                if (type != -1) {
+                    // we have a lesson change to process
+                    val lessonChangeObject = LessonChange(
+                            profileId,
+                            weekStart.clone().stepForward(0, 0, weekDay),
+                            lessonObject.startTime,
+                            lessonObject.endTime
+                    )
+
+                    lessonChangeObject.teamId = lessonObject.teamId
+                    lessonChangeObject.teacherId = lessonObject.teacherId
+                    lessonChangeObject.subjectId = lessonObject.subjectId
+                    lessonChangeObject.classroomName = lessonObject.classroomName
+                    when (type) {
+                        0 -> lessonChangeObject.type = TYPE_CANCELLED
+                        1, 2, 3, 4, 5 -> {
+                            lessonChangeObject.type = TYPE_CHANGE
+                            val newTeacher = lesson.getString("NauZastepujacy")
+                            val newSubject = lesson.getString("PrzedmiotZastepujacy")
+                            if (newTeacher != null) {
+                                lessonChangeObject.teacherId = data.getTeacherByFDotLast(newTeacher).id
+                            }
+                            if (newSubject != null) {
+                                lessonChangeObject.subjectId = data.getSubject(newSubject, null, "").id
+                            }
+                        }
+                    }
+
+                    data.lessonChangeList.add(lessonChangeObject)
+                    data.metadataList.add(Metadata(
+                            profileId,
+                            Metadata.TYPE_LESSON_CHANGE,
+                            lessonChangeObject.id,
+                            profile?.empty ?: false,
+                            profile?.empty ?: false,
+                            System.currentTimeMillis()
+                    ))
+                }
+            }
+
+            data.setSyncNext(ENDPOINT_IDZIENNIK_WEB_TIMETABLE, SYNC_ALWAYS)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/firstlogin/IdziennikFirstLogin.kt

@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-27. 
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik.firstlogin
+
+import org.greenrobot.eventbus.EventBus
+import pl.szczodrzynski.edziennik.api.v2.ERROR_LOGIN_IDZIENNIK_FIRST_NO_SCHOOL_YEAR
+import pl.szczodrzynski.edziennik.api.v2.IDZIENNIK_WEB_SETTINGS
+import pl.szczodrzynski.edziennik.api.v2.Regexes
+import pl.szczodrzynski.edziennik.api.v2.events.FirstLoginFinishedEvent
+import pl.szczodrzynski.edziennik.api.v2.idziennik.DataIdziennik
+import pl.szczodrzynski.edziennik.api.v2.idziennik.data.IdziennikWeb
+import pl.szczodrzynski.edziennik.api.v2.idziennik.login.IdziennikLoginWeb
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.data.db.modules.profiles.Profile
+import pl.szczodrzynski.edziennik.fixName
+import pl.szczodrzynski.edziennik.get
+import pl.szczodrzynski.edziennik.swapFirstLastName
+
+class IdziennikFirstLogin(val data: DataIdziennik, val onSuccess: () -> Unit) {
+    companion object {
+        private const val TAG = "IdziennikFirstLogin"
+    }
+
+    private val web = IdziennikWeb(data)
+    private val profileList = mutableListOf<Profile>()
+
+    init {
+        IdziennikLoginWeb(data) {
+            web.webGet(TAG, IDZIENNIK_WEB_SETTINGS) { text ->
+                //val accounts = json.getJsonArray("accounts")
+
+                val isParent = Regexes.IDZIENNIK_LOGIN_FIRST_IS_PARENT.find(text)?.get(1) != "0"
+                val accountNameLong = if (isParent)
+                    Regexes.IDZIENNIK_LOGIN_FIRST_ACCOUNT_NAME.find(text)?.get(1)?.swapFirstLastName()?.fixName()
+                else
+                    null
+
+                var schoolYearName: String? = null
+                val schoolYear = Regexes.IDZIENNIK_LOGIN_FIRST_SCHOOL_YEAR.find(text)?.let {
+                    schoolYearName = it[2]
+                    it[1].toIntOrNull()
+                } ?: run {
+                    data.error(ApiError(TAG, ERROR_LOGIN_IDZIENNIK_FIRST_NO_SCHOOL_YEAR)
+                            .withApiResponse(text))
+                    return@webGet
+                }
+
+                Regexes.IDZIENNIK_LOGIN_FIRST_STUDENT.findAll(text)
+                        .toMutableList()
+                        .reversed()
+                        .forEach { match ->
+                            val registerId = match[1].toIntOrNull() ?: return@forEach
+                            val studentId = match[2]
+                            val firstName = match[3]
+                            val lastName = match[4]
+                            val className = match[5] + " " + match[6]
+
+                            val profile = Profile()
+                            profile.studentNameLong = "$firstName $lastName".fixName()
+                            profile.studentNameShort = "$firstName ${lastName[0]}.".fixName()
+                            profile.accountNameLong = accountNameLong
+                            profile.studentClassName = className
+                            profile.studentSchoolYear = schoolYearName
+                            profile.name = profile.studentNameLong
+                            profile.subname = data.webUsername
+                            profile.empty = true
+                            profile.putStudentData("studentId", studentId)
+                            profile.putStudentData("registerId", registerId)
+                            profile.putStudentData("schoolYearId", schoolYear)
+                            profileList.add(profile)
+                        }
+
+                EventBus.getDefault().post(FirstLoginFinishedEvent(profileList, data.loginStore))
+                onSuccess()
+            }
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/login/IdziennikLogin.kt

@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-25. 
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik.login
+
+import pl.szczodrzynski.edziennik.R
+import pl.szczodrzynski.edziennik.api.v2.LOGIN_METHOD_IDZIENNIK_API
+import pl.szczodrzynski.edziennik.api.v2.LOGIN_METHOD_IDZIENNIK_WEB
+import pl.szczodrzynski.edziennik.api.v2.idziennik.DataIdziennik
+import pl.szczodrzynski.edziennik.utils.Utils
+
+class IdziennikLogin(val data: DataIdziennik, val onSuccess: () -> Unit) {
+    companion object {
+        private const val TAG = "IdziennikLogin"
+    }
+
+    private var cancelled = false
+
+    init {
+        nextLoginMethod(onSuccess)
+    }
+
+    private fun nextLoginMethod(onSuccess: () -> Unit) {
+        if (data.targetLoginMethodIds.isEmpty()) {
+            onSuccess()
+            return
+        }
+        if (cancelled) {
+            onSuccess()
+            return
+        }
+        useLoginMethod(data.targetLoginMethodIds.removeAt(0)) { usedMethodId ->
+            data.progress(data.progressStep)
+            if (usedMethodId != -1)
+                data.loginMethods.add(usedMethodId)
+            nextLoginMethod(onSuccess)
+        }
+    }
+
+    private fun useLoginMethod(loginMethodId: Int, onSuccess: (usedMethodId: Int) -> Unit) {
+        // this should never be true
+        if (data.loginMethods.contains(loginMethodId)) {
+            onSuccess(-1)
+            return
+        }
+        Utils.d(TAG, "Using login method $loginMethodId")
+        when (loginMethodId) {
+            LOGIN_METHOD_IDZIENNIK_WEB -> {
+                data.startProgress(R.string.edziennik_progress_login_idziennik_web)
+                IdziennikLoginWeb(data) { onSuccess(loginMethodId) }
+            }
+            LOGIN_METHOD_IDZIENNIK_API -> {
+                data.startProgress(R.string.edziennik_progress_login_idziennik_api)
+                IdziennikLoginApi(data) { onSuccess(loginMethodId) }
+            }
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/login/IdziennikLoginApi.kt

@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-27. 
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik.login
+
+import pl.szczodrzynski.edziennik.api.v2.idziennik.DataIdziennik
+
+class IdziennikLoginApi(val data: DataIdziennik, val onSuccess: () -> Unit) {
+    companion object {
+        private const val TAG = "IdziennikLoginApi"
+    }
+
+    init { run {
+        if (data.isApiLoginValid()) {
+            onSuccess()
+        }
+        else {
+            onSuccess()
+        }
+    }}
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/idziennik/login/IdziennikLoginWeb.kt

@@ -0,0 +1,148 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-26.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.idziennik.login
+
+import im.wangchao.mhttp.Request
+import im.wangchao.mhttp.Response
+import im.wangchao.mhttp.callback.TextCallbackHandler
+import okhttp3.Cookie
+import pl.szczodrzynski.edziennik.HOUR
+import pl.szczodrzynski.edziennik.MINUTE
+import pl.szczodrzynski.edziennik.api.v2.*
+import pl.szczodrzynski.edziennik.api.v2.idziennik.DataIdziennik
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.get
+import pl.szczodrzynski.edziennik.getUnixDate
+import pl.szczodrzynski.edziennik.utils.Utils
+
+class IdziennikLoginWeb(val data: DataIdziennik, val onSuccess: () -> Unit) {
+    companion object {
+        private const val TAG = "IdziennikLoginWeb"
+    }
+
+    init { run {
+        if (data.isWebLoginValid()) {
+            data.app.cookieJar.saveFromResponse(null, listOf(
+                    Cookie.Builder()
+                            .name("ASP.NET_SessionId_iDziennik")
+                            .value(data.webSessionId!!)
+                            .domain("iuczniowie.progman.pl")
+                            .secure().httpOnly().build(),
+                    Cookie.Builder()
+                            .name(".ASPXAUTH")
+                            .value(data.webAuth!!)
+                            .domain("iuczniowie.progman.pl")
+                            .secure().httpOnly().build()
+            ))
+            onSuccess()
+        }
+        else {
+            data.app.cookieJar.clearForDomain("iuczniowie.progman.pl")
+            if (data.webSchoolName != null && data.webUsername != null && data.webPassword != null) {
+                loginWithCredentials()
+            }
+            else {
+                data.error(ApiError(TAG, ERROR_LOGIN_DATA_MISSING))
+            }
+        }
+    }}
+
+    private fun loginWithCredentials() {
+        Utils.d(TAG, "Request: Idziennik/Login/Web - $IDZIENNIK_WEB_URL/$IDZIENNIK_WEB_LOGIN")
+
+        val loginCallback = object : TextCallbackHandler() {
+            override fun onSuccess(text: String?, response: Response?) {
+                if (text.isNullOrEmpty()) {
+                    data.error(ApiError(TAG, ERROR_RESPONSE_EMPTY)
+                            .withResponse(response))
+                    return
+                }
+
+                // login succeeded: there is a start page
+                if (text.contains("czyWyswietlicDostepMobilny")) {
+                    val cookies = data.app.cookieJar.getForDomain("iuczniowie.progman.pl")
+                    run {
+                        data.webSessionId = cookies.singleOrNull { it.name() == "ASP.NET_SessionId_iDziennik" }?.value() ?: return@run ERROR_LOGIN_IDZIENNIK_WEB_NO_SESSION
+                        data.webAuth = cookies.singleOrNull { it.name() == ".ASPXAUTH" }?.value() ?: return@run ERROR_LOGIN_IDZIENNIK_WEB_NO_AUTH
+                        data.apiBearer = cookies.singleOrNull { it.name() == "Bearer" }?.value() ?: return@run ERROR_LOGIN_IDZIENNIK_WEB_NO_BEARER
+                        data.loginExpiryTime = response.getUnixDate() + 30 * MINUTE /* after about 40 minutes the login didn't work already */
+                        data.apiExpiryTime = response.getUnixDate() + 12 * HOUR /* actually it expires after 24 hours but I'm not sure when does the token refresh. */
+                        return@run null
+                    }?.let { errorCode ->
+                        data.error(ApiError(TAG, errorCode)
+                                .withApiResponse(text)
+                                .withResponse(response))
+                        return
+                    }
+
+                    onSuccess()
+                    return
+                }
+
+                val errorText = Regexes.IDZIENNIK_LOGIN_ERROR.find(text)?.get(1)
+                when {
+                    errorText?.contains("nieprawidłową nazwę szkoły") == true -> ERROR_LOGIN_IDZIENNIK_WEB_INVALID_SCHOOL_NAME
+                    errorText?.contains("nieprawidłowy login lub hasło") == true -> ERROR_LOGIN_IDZIENNIK_WEB_INVALID_LOGIN
+                    text.contains("Identyfikator zgłoszenia") -> ERROR_LOGIN_IDZIENNIK_WEB_SERVER_ERROR
+                    text.contains("Hasło dostępu do systemu wygasło") -> ERROR_LOGIN_IDZIENNIK_WEB_PASSWORD_CHANGE_NEEDED
+                    text.contains("Trwają prace konserwacyjne") -> ERROR_LOGIN_IDZIENNIK_WEB_MAINTENANCE
+                    else -> ERROR_LOGIN_IDZIENNIK_WEB_OTHER
+                }.let { errorCode ->
+                    data.error(ApiError(TAG, errorCode)
+                            .withApiResponse(text)
+                            .withResponse(response))
+                    return
+                }
+            }
+
+            override fun onFailure(response: Response?, throwable: Throwable?) {
+                data.error(ApiError(TAG, ERROR_REQUEST_FAILURE)
+                        .withResponse(response)
+                        .withThrowable(throwable))
+            }
+        }
+
+        val getCallback = object : TextCallbackHandler() {
+            override fun onSuccess(text: String?, response: Response?) {
+                Request.builder()
+                        .url("$IDZIENNIK_WEB_URL/$IDZIENNIK_WEB_LOGIN")
+                        .userAgent(IDZIENNIK_USER_AGENT)
+                        .addHeader("Origin", "https://iuczniowie.progman.pl")
+                        .addHeader("Referer", "$IDZIENNIK_WEB_URL/$IDZIENNIK_WEB_LOGIN")
+                        .apply {
+                            Regexes.IDZIENNIK_LOGIN_HIDDEN_FIELDS.findAll(text ?: return@apply).forEach {
+                                addParameter(it[1], it[2])
+                            }
+                        }
+                        .addParameter("ctl00\$ContentPlaceHolder\$nazwaPrzegladarki", IDZIENNIK_USER_AGENT)
+                        .addParameter("ctl00\$ContentPlaceHolder\$NazwaSzkoly", data.webSchoolName)
+                        .addParameter("ctl00\$ContentPlaceHolder\$UserName", data.webUsername)
+                        .addParameter("ctl00\$ContentPlaceHolder\$Password", data.webPassword)
+                        .addParameter("ctl00\$ContentPlaceHolder\$captcha", "")
+                        .addParameter("ctl00\$ContentPlaceHolder\$Logowanie", "Zaloguj")
+                        .post()
+                        .allowErrorCode(502)
+                        .callback(loginCallback)
+                        .build()
+                        .enqueue()
+            }
+
+            override fun onFailure(response: Response?, throwable: Throwable?) {
+                data.error(ApiError(TAG, ERROR_REQUEST_FAILURE)
+                        .withResponse(response)
+                        .withThrowable(throwable))
+            }
+        }
+
+        Request.builder()
+                .url("$IDZIENNIK_WEB_URL/$IDZIENNIK_WEB_LOGIN")
+                .userAgent(IDZIENNIK_USER_AGENT)
+                .get()
+                .allowErrorCode(502)
+                .callback(getCallback)
+                .build()
+                .enqueue()
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/interfaces/EdziennikCallback.kt

@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-29.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.interfaces
+
+import pl.szczodrzynski.edziennik.api.v2.models.Feature
+import pl.szczodrzynski.edziennik.api.v2.models.LoginMethod
+
+/**
+ * A callback passed only to an e-register class.
+ * All [Feature]s and [LoginMethod]s receive this callback,
+ * but may only use [EndpointCallback]'s methods.
+ */
+interface EdziennikCallback : EndpointCallback {
+    fun onCompleted()
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/interfaces/EdziennikInterface.kt

@@ -0,0 +1,13 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-29.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.interfaces
+
+interface EdziennikInterface {
+    fun sync(featureIds: List<Int>, viewId: Int? = null)
+    fun getMessage(messageId: Int)
+    fun markAllAnnouncementsAsRead()
+    fun firstLogin()
+    fun cancel()
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/interfaces/EndpointCallback.kt

@@ -0,0 +1,18 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-29.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.interfaces
+
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.api.v2.models.Feature
+import pl.szczodrzynski.edziennik.api.v2.models.LoginMethod
+
+/**
+ * A callback passed to all [Feature]s and [LoginMethod]s
+ */
+interface EndpointCallback {
+    fun onError(apiError: ApiError)
+    fun onProgress(step: Float)
+    fun onStartProgress(stringRes: Int)
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/DataLibrus.kt

@@ -0,0 +1,272 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-21.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus
+
+import okhttp3.Cookie
+import pl.szczodrzynski.edziennik.App
+import pl.szczodrzynski.edziennik.api.v2.LOGIN_METHOD_LIBRUS_API
+import pl.szczodrzynski.edziennik.api.v2.LOGIN_METHOD_LIBRUS_MESSAGES
+import pl.szczodrzynski.edziennik.api.v2.LOGIN_METHOD_LIBRUS_PORTAL
+import pl.szczodrzynski.edziennik.api.v2.LOGIN_METHOD_LIBRUS_SYNERGIA
+import pl.szczodrzynski.edziennik.api.v2.models.Data
+import pl.szczodrzynski.edziennik.currentTimeUnix
+import pl.szczodrzynski.edziennik.data.db.modules.login.LoginStore
+import pl.szczodrzynski.edziennik.data.db.modules.profiles.Profile
+import pl.szczodrzynski.edziennik.isNotNullNorEmpty
+
+class DataLibrus(app: App, profile: Profile?, loginStore: LoginStore) : Data(app, profile, loginStore) {
+
+    fun isPortalLoginValid() = portalTokenExpiryTime-30 > currentTimeUnix() && portalRefreshToken.isNotNullNorEmpty() && portalAccessToken.isNotNullNorEmpty()
+    fun isApiLoginValid() = apiTokenExpiryTime-30 > currentTimeUnix() && apiAccessToken.isNotNullNorEmpty()
+    fun isSynergiaLoginValid() = synergiaSessionIdExpiryTime-30 > currentTimeUnix() && synergiaSessionId.isNotNullNorEmpty()
+    fun isMessagesLoginValid() = messagesSessionIdExpiryTime-30 > currentTimeUnix() && messagesSessionId.isNotNullNorEmpty()
+
+    override fun satisfyLoginMethods() {
+        loginMethods.clear()
+        if (isPortalLoginValid())
+            loginMethods += LOGIN_METHOD_LIBRUS_PORTAL
+        if (isApiLoginValid())
+            loginMethods += LOGIN_METHOD_LIBRUS_API
+        if (isSynergiaLoginValid()) {
+            loginMethods += LOGIN_METHOD_LIBRUS_SYNERGIA
+            app.cookieJar.saveFromResponse(null, listOf(
+                    Cookie.Builder()
+                            .name("DZIENNIKSID")
+                            .value(synergiaSessionId!!)
+                            .domain("synergia.librus.pl")
+                            .secure().httpOnly().build()
+            ))
+        }
+        if (isMessagesLoginValid()) {
+            loginMethods += LOGIN_METHOD_LIBRUS_MESSAGES
+            app.cookieJar.saveFromResponse(null, listOf(
+                    Cookie.Builder()
+                            .name("DZIENNIKSID")
+                            .value(messagesSessionId!!)
+                            .domain("wiadomosci.librus.pl")
+                            .secure().httpOnly().build()
+            ))
+        }
+    }
+
+    fun getColor(id: Int?): Int {
+        return when (id) {
+             1 -> 0xFFF0E68C
+             2 -> 0xFF87CEFA
+             3 -> 0xFFB0C4DE
+             4 -> 0xFFF0F8FF
+             5 -> 0xFFF0FFFF
+             6 -> 0xFFF5F5DC
+             7 -> 0xFFFFEBCD
+             8 -> 0xFFFFF8DC
+             9 -> 0xFFA9A9A9
+            10 -> 0xFFBDB76B
+            11 -> 0xFF8FBC8F
+            12 -> 0xFFDCDCDC
+            13 -> 0xFFDAA520
+            14 -> 0xFFE6E6FA
+            15 -> 0xFFFFA07A
+            16 -> 0xFF32CD32
+            17 -> 0xFF66CDAA
+            18 -> 0xFF66CDAA
+            19 -> 0xFFC0C0C0
+            20 -> 0xFFD2B48C
+            21 -> 0xFF3333FF
+            22 -> 0xFF7B68EE
+            23 -> 0xFFBA55D3
+            24 -> 0xFFFFB6C1
+            25 -> 0xFFFF1493
+            26 -> 0xFFDC143C
+            27 -> 0xFFFF0000
+            28 -> 0xFFFF8C00
+            29 -> 0xFFFFD700
+            30 -> 0xFFADFF2F
+            31 -> 0xFF7CFC00
+            else -> 0xff2196f3
+        }.toInt()
+    }
+
+    /*    _____           _        _
+         |  __ \         | |      | |
+         | |__) |__  _ __| |_ __ _| |
+         |  ___/ _ \| '__| __/ _` | |
+         | |  | (_) | |  | || (_| | |
+         |_|   \___/|_|   \__\__,_|*/
+    private var mPortalEmail: String? = null
+    var portalEmail: String?
+        get() { mPortalEmail = mPortalEmail ?: loginStore.getLoginData("email", null); return mPortalEmail }
+        set(value) { loginStore.putLoginData("email", value); mPortalEmail = value }
+    private var mPortalPassword: String? = null
+    var portalPassword: String?
+        get() { mPortalPassword = mPortalPassword ?: loginStore.getLoginData("password", null); return mPortalPassword }
+        set(value) { loginStore.putLoginData("password", value); mPortalPassword = value }
+
+    private var mPortalAccessToken: String? = null
+    var portalAccessToken: String?
+        get() { mPortalAccessToken = mPortalAccessToken ?: loginStore.getLoginData("accessToken", null); return mPortalAccessToken }
+        set(value) { loginStore.putLoginData("accessToken", value); mPortalAccessToken = value }
+    private var mPortalRefreshToken: String? = null
+    var portalRefreshToken: String?
+        get() { mPortalRefreshToken = mPortalRefreshToken ?: loginStore.getLoginData("refreshToken", null); return mPortalRefreshToken }
+        set(value) { loginStore.putLoginData("refreshToken", value); mPortalRefreshToken = value }
+    private var mPortalTokenExpiryTime: Long? = null
+    var portalTokenExpiryTime: Long
+        get() { mPortalTokenExpiryTime = mPortalTokenExpiryTime ?: loginStore.getLoginData("tokenExpiryTime", 0L); return mPortalTokenExpiryTime ?: 0L }
+        set(value) { loginStore.putLoginData("tokenExpiryTime", value); mPortalTokenExpiryTime = value }
+
+    /*             _____ _____
+             /\   |  __ \_   _|
+            /  \  | |__) || |
+           / /\ \ |  ___/ | |
+          / ____ \| |    _| |_
+         /_/    \_\_|   |____*/
+    /**
+     * A Synergia login, like 1234567u.
+     * Used: for login (API Login Method) in Synergia mode.
+     * Used: for login (Synergia Login Method) in Synergia mode.
+     * And also in various places in [pl.szczodrzynski.edziennik.api.v2.models.Feature]s
+     */
+    private var mApiLogin: String? = null
+    var apiLogin: String?
+        get() { mApiLogin = mApiLogin ?: profile?.getStudentData("accountLogin", null); return mApiLogin }
+        set(value) { profile?.putStudentData("accountLogin", value) ?: return; mApiLogin = value }
+    /**
+     * A Synergia password.
+     * Used: for login (API Login Method) in Synergia mode.
+     * Used: for login (Synergia Login Method) in Synergia mode.
+     */
+    private var mApiPassword: String? = null
+    var apiPassword: String?
+        get() { mApiPassword = mApiPassword ?: profile?.getStudentData("accountPassword", null); return mApiPassword }
+        set(value) { profile?.putStudentData("accountPassword", value) ?: return; mApiPassword = value }
+
+    /**
+     * A JST login Code.
+     * Used only during first login in JST mode.
+     */
+    private var mApiCode: String? = null
+    var apiCode: String?
+        get() { mApiCode = mApiCode ?: profile?.getStudentData("accountCode", null); return mApiCode }
+        set(value) { profile?.putStudentData("accountCode", value) ?: return; mApiCode = value }
+    /**
+     * A JST login PIN.
+     * Used only during first login in JST mode.
+     */
+    private var mApiPin: String? = null
+    var apiPin: String?
+        get() { mApiPin = mApiPin ?: profile?.getStudentData("accountPin", null); return mApiPin }
+        set(value) { profile?.putStudentData("accountPin", value) ?: return; mApiPin = value }
+
+    /**
+     * A Synergia API access token.
+     * Used in all Api Endpoints.
+     * Created in Login Method Api.
+     * Applicable for all login modes.
+     */
+    private var mApiAccessToken: String? = null
+    var apiAccessToken: String?
+        get() { mApiAccessToken = mApiAccessToken ?: profile?.getStudentData("accountToken", null); return mApiAccessToken }
+        set(value) { profile?.putStudentData("accountToken", value) ?: return; mApiAccessToken = value }
+    /**
+     * A Synergia API refresh token.
+     * Used when refreshing the [apiAccessToken] in JST, Synergia modes.
+     */
+    private var mApiRefreshToken: String? = null
+    var apiRefreshToken: String?
+        get() { mApiRefreshToken = mApiRefreshToken ?: profile?.getStudentData("accountRefreshToken", null); return mApiRefreshToken }
+        set(value) { profile?.putStudentData("accountRefreshToken", value) ?: return; mApiRefreshToken = value }
+    /**
+     * The expiry time for [apiAccessToken], as a UNIX timestamp.
+     * Used when refreshing the [apiAccessToken] in JST, Synergia modes.
+     * Used when refreshing the [apiAccessToken] in Portal mode ([pl.szczodrzynski.edziennik.api.v2.librus.login.SynergiaTokenExtractor])
+     */
+    private var mApiTokenExpiryTime: Long? = null
+    var apiTokenExpiryTime: Long
+        get() { mApiTokenExpiryTime = mApiTokenExpiryTime ?: profile?.getStudentData("accountTokenTime", 0L); return mApiTokenExpiryTime ?: 0L }
+        set(value) { profile?.putStudentData("accountTokenTime", value) ?: return; mApiTokenExpiryTime = value }
+
+    /*     _____                            _
+          / ____|                          (_)
+         | (___  _   _ _ __   ___ _ __ __ _ _  __ _
+          \___ \| | | | '_ \ / _ \ '__/ _` | |/ _` |
+          ____) | |_| | | | |  __/ | | (_| | | (_| |
+         |_____/ \__, |_| |_|\___|_|  \__, |_|\__,_|
+                  __/ |                __/ |
+                 |___/                |__*/
+    /**
+     * A Synergia web Session ID (DZIENNIKSID).
+     * Used in endpoints with Synergia login method.
+     */
+    private var mSynergiaSessionId: String? = null
+    var synergiaSessionId: String?
+        get() { mSynergiaSessionId = mSynergiaSessionId ?: profile?.getStudentData("accountSID", null); return mSynergiaSessionId }
+        set(value) { profile?.putStudentData("accountSID", value) ?: return; mSynergiaSessionId = value }
+    /**
+     * The expiry time for [synergiaSessionId], as a UNIX timestamp.
+     * Used in endpoints with Synergia login method.
+     * TODO verify how long is the session ID valid.
+     */
+    private var mSynergiaSessionIdExpiryTime: Long? = null
+    var synergiaSessionIdExpiryTime: Long
+        get() { mSynergiaSessionIdExpiryTime = mSynergiaSessionIdExpiryTime ?: profile?.getStudentData("accountSIDTime", 0L); return mSynergiaSessionIdExpiryTime ?: 0L }
+        set(value) { profile?.putStudentData("accountSIDTime", value) ?: return; mSynergiaSessionIdExpiryTime = value }
+
+
+    /**
+     * A Messages web Session ID (DZIENNIKSID).
+     * Used in endpoints with Messages login method.
+     */
+    private var mMessagesSessionId: String? = null
+    var messagesSessionId: String?
+        get() { mMessagesSessionId = mMessagesSessionId ?: profile?.getStudentData("messagesSID", null); return mMessagesSessionId }
+        set(value) { profile?.putStudentData("messagesSID", value) ?: return; mMessagesSessionId = value }
+    /**
+     * The expiry time for [messagesSessionId], as a UNIX timestamp.
+     * Used in endpoints with Messages login method.
+     * TODO verify how long is the session ID valid.
+     */
+    private var mMessagesSessionIdExpiryTime: Long? = null
+    var messagesSessionIdExpiryTime: Long
+        get() { mMessagesSessionIdExpiryTime = mMessagesSessionIdExpiryTime ?: profile?.getStudentData("messagesSIDTime", 0L); return mMessagesSessionIdExpiryTime ?: 0L }
+        set(value) { profile?.putStudentData("messagesSIDTime", value) ?: return; mMessagesSessionIdExpiryTime = value }
+
+    /*     ____  _   _
+          / __ \| | | |
+         | |  | | |_| |__   ___ _ __
+         | |  | | __| '_ \ / _ \ '__|
+         | |__| | |_| | | |  __/ |
+          \____/ \__|_| |_|\___|*/
+    var isPremium
+        get() = profile?.getStudentData("isPremium", false) ?: false
+        set(value) { profile?.putStudentData("isPremium", value) }
+
+    private var mSchoolName: String? = null
+    var schoolName: String?
+        get() { mSchoolName = mSchoolName ?: profile?.getStudentData("schoolName", null); return mSchoolName }
+        set(value) { profile?.putStudentData("schoolName", value) ?: return; mSchoolName = value }
+
+    private var mUnitId: Long? = null
+    var unitId: Long
+        get() { mUnitId = mUnitId ?: profile?.getStudentData("unitId", 0L); return mUnitId ?: 0L }
+        set(value) { profile?.putStudentData("unitId", value) ?: return; mUnitId = value }
+
+    private var mStartPointsSemester1: Int? = null
+    var startPointsSemester1: Int
+        get() { mStartPointsSemester1 = mStartPointsSemester1 ?: profile?.getStudentData("startPointsSemester1", 0); return mStartPointsSemester1 ?: 0 }
+        set(value) { profile?.putStudentData("startPointsSemester1", value) ?: return; mStartPointsSemester1 = value }
+    private var mStartPointsSemester2: Int? = null
+    var startPointsSemester2: Int
+        get() { mStartPointsSemester2 = mStartPointsSemester2 ?: profile?.getStudentData("startPointsSemester2", 0); return mStartPointsSemester2 ?: 0 }
+        set(value) { profile?.putStudentData("startPointsSemester2", value) ?: return; mStartPointsSemester2 = value }
+
+    private var mEnablePointGrades: Boolean? = null
+    var enablePointGrades: Boolean
+        get() { mEnablePointGrades = mEnablePointGrades ?: profile?.getStudentData("enablePointGrades", true); return mEnablePointGrades ?: true }
+        set(value) { profile?.putStudentData("enablePointGrades", value) ?: return; mEnablePointGrades = value }
+    private var mEnableDescriptiveGrades: Boolean? = null
+    var enableDescriptiveGrades: Boolean
+        get() { mEnableDescriptiveGrades = mEnableDescriptiveGrades ?: profile?.getStudentData("enableDescriptiveGrades", true); return mEnableDescriptiveGrades ?: true }
+        set(value) { profile?.putStudentData("enableDescriptiveGrades", value) ?: return; mEnableDescriptiveGrades = value }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/Librus.kt

@@ -0,0 +1,120 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-21.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus
+
+import pl.szczodrzynski.edziennik.App
+import pl.szczodrzynski.edziennik.api.v2.CODE_INTERNAL_LIBRUS_ACCOUNT_410
+import pl.szczodrzynski.edziennik.api.v2.interfaces.EdziennikCallback
+import pl.szczodrzynski.edziennik.api.v2.interfaces.EdziennikInterface
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusData
+import pl.szczodrzynski.edziennik.api.v2.librus.data.synergia.LibrusSynergiaMarkAllAnnouncementsAsRead
+import pl.szczodrzynski.edziennik.api.v2.librus.firstlogin.LibrusFirstLogin
+import pl.szczodrzynski.edziennik.api.v2.librus.login.LibrusLogin
+import pl.szczodrzynski.edziennik.api.v2.librus.login.LibrusLoginApi
+import pl.szczodrzynski.edziennik.api.v2.librus.login.LibrusLoginSynergia
+import pl.szczodrzynski.edziennik.api.v2.librusLoginMethods
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.api.v2.prepare
+import pl.szczodrzynski.edziennik.data.db.modules.login.LoginStore
+import pl.szczodrzynski.edziennik.data.db.modules.profiles.Profile
+import pl.szczodrzynski.edziennik.utils.Utils.d
+
+class Librus(val app: App, val profile: Profile?, val loginStore: LoginStore, val callback: EdziennikCallback) : EdziennikInterface {
+    companion object {
+        private const val TAG = "Librus"
+    }
+
+    val internalErrorList = mutableListOf<Int>()
+    val data: DataLibrus
+
+    init {
+        data = DataLibrus(app, profile, loginStore).apply {
+            callback = wrapCallback(this@Librus.callback)
+            satisfyLoginMethods()
+        }
+    }
+
+    private fun completed() {
+        data.saveData()
+        data.notifyAndSyncEvents {
+            callback.onCompleted()
+        }
+    }
+
+    /*    _______ _                     _                  _ _   _
+         |__   __| |              /\   | |                (_) | | |
+            | |  | |__   ___     /  \  | | __ _  ___  _ __ _| |_| |__  _ __ ___
+            | |  | '_ \ / _ \   / /\ \ | |/ _` |/ _ \| '__| | __| '_ \| '_ ` _ \
+            | |  | | | |  __/  / ____ \| | (_| | (_) | |  | | |_| | | | | | | | |
+            |_|  |_| |_|\___| /_/    \_\_|\__, |\___/|_|  |_|\__|_| |_|_| |_| |_|
+                                           __/ |
+                                          |__*/
+    override fun sync(featureIds: List<Int>, viewId: Int?) {
+        data.prepare(librusLoginMethods, LibrusFeatures, featureIds, viewId)
+        d(TAG, "LoginMethod IDs: ${data.targetLoginMethodIds}")
+        d(TAG, "Endpoint IDs: ${data.targetEndpointIds}")
+        LibrusLogin(data) {
+            LibrusData(data) {
+                completed()
+            }
+        }
+    }
+
+    override fun getMessage(messageId: Int) {
+
+    }
+
+    override fun markAllAnnouncementsAsRead() {
+        LibrusLoginApi(data) {
+            LibrusLoginSynergia(data) {
+                LibrusSynergiaMarkAllAnnouncementsAsRead(data) {
+                    completed()
+                }
+            }
+        }
+    }
+
+    override fun firstLogin() {
+        LibrusFirstLogin(data) {
+            completed()
+        }
+    }
+
+    override fun cancel() {
+        d(TAG, "Cancelled")
+        data.cancel()
+    }
+
+    private fun wrapCallback(callback: EdziennikCallback): EdziennikCallback {
+        return object : EdziennikCallback {
+            override fun onCompleted() {
+                callback.onCompleted()
+            }
+
+            override fun onProgress(step: Float) {
+                callback.onProgress(step)
+            }
+
+            override fun onStartProgress(stringRes: Int) {
+                callback.onStartProgress(stringRes)
+            }
+
+            override fun onError(apiError: ApiError) {
+                when (apiError.errorCode) {
+                    in internalErrorList -> {
+                        // finish immediately if the same error occurs twice during the same sync
+                        callback.onError(apiError)
+                    }
+                    CODE_INTERNAL_LIBRUS_ACCOUNT_410 -> {
+                        internalErrorList.add(apiError.errorCode)
+                        loginStore.removeLoginData("refreshToken") // force a clean login
+                        //loginLibrus()
+                    }
+                    else -> callback.onError(apiError)
+                }
+            }
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/LibrusFeatures.kt

@@ -0,0 +1,238 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-11.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus
+
+import pl.szczodrzynski.edziennik.api.v2.*
+import pl.szczodrzynski.edziennik.api.v2.models.Feature
+
+const val ENDPOINT_LIBRUS_API_ME                        = 1001
+const val ENDPOINT_LIBRUS_API_SCHOOLS                   = 1002
+const val ENDPOINT_LIBRUS_API_CLASSES                   = 1003
+const val ENDPOINT_LIBRUS_API_VIRTUAL_CLASSES           = 1004
+const val ENDPOINT_LIBRUS_API_UNITS                     = 1005
+const val ENDPOINT_LIBRUS_API_USERS                     = 1006
+const val ENDPOINT_LIBRUS_API_SUBJECTS                  = 1007
+const val ENDPOINT_LIBRUS_API_CLASSROOMS                = 1008
+const val ENDPOINT_LIBRUS_API_PUSH_CONFIG               = 1010
+const val ENDPOINT_LIBRUS_API_TIMETABLES                = 1015
+const val ENDPOINT_LIBRUS_API_SUBSTITUTIONS             = 1016
+const val ENDPOINT_LIBRUS_API_NORMAL_GC                 = 1021
+const val ENDPOINT_LIBRUS_API_POINT_GC                  = 1022
+const val ENDPOINT_LIBRUS_API_DESCRIPTIVE_GC            = 1023
+const val ENDPOINT_LIBRUS_API_TEXT_GC                   = 1024
+const val ENDPOINT_LIBRUS_API_DESCRIPTIVE_TEXT_GC       = 1025
+const val ENDPOINT_LIBRUS_API_BEHAVIOUR_GC              = 1026
+const val ENDPOINT_LIBRUS_API_NORMAL_GRADES             = 1031
+const val ENDPOINT_LIBRUS_API_POINT_GRADES              = 1032
+const val ENDPOINT_LIBRUS_API_DESCRIPTIVE_GRADES        = 1033
+const val ENDPOINT_LIBRUS_API_TEXT_GRADES               = 1034
+const val ENDPOINT_LIBRUS_API_DESCRIPTIVE_TEXT_GRADES   = 1035
+const val ENDPOINT_LIBRUS_API_BEHAVIOUR_GRADES          = 1036
+const val ENDPOINT_LIBRUS_API_EVENT_TYPES               = 1040
+const val ENDPOINT_LIBRUS_API_EVENTS                    = 1041
+const val ENDPOINT_LIBRUS_API_HOMEWORK                  = 1050
+const val ENDPOINT_LIBRUS_API_LUCKY_NUMBER              = 1060
+const val ENDPOINT_LIBRUS_API_NOTICE_TYPES              = 1070
+const val ENDPOINT_LIBRUS_API_NOTICES                   = 1071
+const val ENDPOINT_LIBRUS_API_ATTENDANCE_TYPES          = 1080
+const val ENDPOINT_LIBRUS_API_ATTENDANCES               = 1081
+const val ENDPOINT_LIBRUS_API_ANNOUNCEMENTS             = 1090
+const val ENDPOINT_LIBRUS_API_PT_MEETINGS               = 1100
+const val ENDPOINT_LIBRUS_API_TEACHER_FREE_DAY_TYPES    = 1109
+const val ENDPOINT_LIBRUS_API_TEACHER_FREE_DAYS         = 1110
+const val ENDPOINT_LIBRUS_API_SCHOOL_FREE_DAYS          = 1120
+const val ENDPOINT_LIBRUS_API_CLASS_FREE_DAYS           = 1130
+const val ENDPOINT_LIBRUS_SYNERGIA_INFO                 = 2010
+const val ENDPOINT_LIBRUS_SYNERGIA_GRADES               = 2020
+const val ENDPOINT_LIBRUS_SYNERGIA_HOMEWORK             = 2030
+const val ENDPOINT_LIBRUS_MESSAGES_RECEIVED             = 3010
+const val ENDPOINT_LIBRUS_MESSAGES_SENT                 = 3020
+const val ENDPOINT_LIBRUS_MESSAGES_TRASH                = 3030
+const val ENDPOINT_LIBRUS_MESSAGES_RECEIVERS            = 3040
+const val ENDPOINT_LIBRUS_MESSAGES_GET                  = 3040
+
+val LibrusFeatures = listOf(
+
+        // push config
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_PUSH_CONFIG, listOf(
+                ENDPOINT_LIBRUS_API_PUSH_CONFIG to LOGIN_METHOD_LIBRUS_API
+        ), listOf(LOGIN_METHOD_LIBRUS_API)).withShouldSync { data ->
+                data.app.appConfig.fcmTokens[LOGIN_TYPE_LIBRUS]?.second?.contains(data.profileId) == false
+        },
+
+
+
+
+
+        /**
+         * Timetable - using API.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_TIMETABLE, listOf(
+                ENDPOINT_LIBRUS_API_TIMETABLES to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_SUBSTITUTIONS to LOGIN_METHOD_LIBRUS_API
+        ), listOf(LOGIN_METHOD_LIBRUS_API)),
+        /**
+         * Agenda - using API.
+         * Events, Parent-teacher meetings, free days (teacher/school/class).
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_AGENDA, listOf(
+                ENDPOINT_LIBRUS_API_EVENTS to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_EVENT_TYPES to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_PT_MEETINGS to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_TEACHER_FREE_DAY_TYPES to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_TEACHER_FREE_DAYS to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_SCHOOL_FREE_DAYS to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_CLASS_FREE_DAYS to LOGIN_METHOD_LIBRUS_API
+        ), listOf(LOGIN_METHOD_LIBRUS_API)),
+        /**
+         * Grades - using API.
+         * All grades + categories.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_GRADES, listOf(
+                ENDPOINT_LIBRUS_API_NORMAL_GC to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_POINT_GC to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_DESCRIPTIVE_GC to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_TEXT_GC to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_DESCRIPTIVE_TEXT_GC to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_BEHAVIOUR_GC to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_NORMAL_GRADES to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_POINT_GRADES to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_DESCRIPTIVE_GRADES to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_TEXT_GRADES to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_DESCRIPTIVE_TEXT_GRADES to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_BEHAVIOUR_GRADES to LOGIN_METHOD_LIBRUS_API
+        ), listOf(LOGIN_METHOD_LIBRUS_API)),
+        /**
+         * Homework - using API.
+         * Sync only if account has premium access.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_HOMEWORK, listOf(
+                ENDPOINT_LIBRUS_API_HOMEWORK to LOGIN_METHOD_LIBRUS_API
+        ), listOf(LOGIN_METHOD_LIBRUS_API)).withShouldSync { data ->
+                (data as DataLibrus).isPremium
+        },
+        /**
+         * Behaviour - using API.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_BEHAVIOUR, listOf(
+                ENDPOINT_LIBRUS_API_NOTICES to LOGIN_METHOD_LIBRUS_API
+        ), listOf(LOGIN_METHOD_LIBRUS_API)),
+        /**
+         * Attendance - using API.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_ATTENDANCE, listOf(
+                ENDPOINT_LIBRUS_API_ATTENDANCE_TYPES to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_ATTENDANCES to LOGIN_METHOD_LIBRUS_API
+        ), listOf(LOGIN_METHOD_LIBRUS_API)),
+        /**
+         * Announcements - using API.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_ANNOUNCEMENTS, listOf(
+                ENDPOINT_LIBRUS_API_ANNOUNCEMENTS to LOGIN_METHOD_LIBRUS_API
+        ), listOf(LOGIN_METHOD_LIBRUS_API)),
+
+
+
+
+
+        /**
+         * Student info - using API.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_STUDENT_INFO, listOf(
+                ENDPOINT_LIBRUS_API_ME to LOGIN_METHOD_LIBRUS_API
+        ), listOf(LOGIN_METHOD_LIBRUS_API)),
+        /**
+         * School info - using API.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_SCHOOL_INFO, listOf(
+                ENDPOINT_LIBRUS_API_SCHOOLS to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_UNITS to LOGIN_METHOD_LIBRUS_API
+        ), listOf(LOGIN_METHOD_LIBRUS_API)),
+        /**
+         * Class info - using API.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_CLASS_INFO, listOf(
+                ENDPOINT_LIBRUS_API_CLASSES to LOGIN_METHOD_LIBRUS_API
+        ), listOf(LOGIN_METHOD_LIBRUS_API)),
+        /**
+         * Team info - using API.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_TEAM_INFO, listOf(
+                ENDPOINT_LIBRUS_API_VIRTUAL_CLASSES to LOGIN_METHOD_LIBRUS_API
+        ), listOf(LOGIN_METHOD_LIBRUS_API)),
+        /**
+         * Lucky number - using API.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_LUCKY_NUMBER, listOf(
+                ENDPOINT_LIBRUS_API_LUCKY_NUMBER to LOGIN_METHOD_LIBRUS_API
+        ), listOf(LOGIN_METHOD_LIBRUS_API)).withShouldSync { data -> data.shouldSyncLuckyNumber() },
+        /**
+         * Teacher list - using API.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_TEACHERS, listOf(
+                ENDPOINT_LIBRUS_API_USERS to LOGIN_METHOD_LIBRUS_API
+        ), listOf(LOGIN_METHOD_LIBRUS_API)),
+        /**
+         * Subject list - using API.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_SUBJECTS, listOf(
+                ENDPOINT_LIBRUS_API_SUBJECTS to LOGIN_METHOD_LIBRUS_API
+        ), listOf(LOGIN_METHOD_LIBRUS_API)),
+        /**
+         * Classroom list - using API.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_CLASSROOMS, listOf(
+                ENDPOINT_LIBRUS_API_CLASSROOMS to LOGIN_METHOD_LIBRUS_API
+        ), listOf(LOGIN_METHOD_LIBRUS_API)),
+
+        /**
+         * Student info - using synergia scrapper.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_STUDENT_INFO, listOf(
+                ENDPOINT_LIBRUS_SYNERGIA_INFO to LOGIN_METHOD_LIBRUS_SYNERGIA
+        ), listOf(LOGIN_METHOD_LIBRUS_SYNERGIA)),
+        /**
+         * Student number - using synergia scrapper.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_STUDENT_NUMBER, listOf(
+                ENDPOINT_LIBRUS_SYNERGIA_INFO to LOGIN_METHOD_LIBRUS_SYNERGIA
+        ), listOf(LOGIN_METHOD_LIBRUS_SYNERGIA)),
+
+
+        /**
+         * Grades - using API + synergia scrapper.
+         */
+        /*Feature(LOGIN_TYPE_LIBRUS, FEATURE_GRADES, listOf(
+                ENDPOINT_LIBRUS_API_NORMAL_GC to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_API_NORMAL_GRADES to LOGIN_METHOD_LIBRUS_API,
+                ENDPOINT_LIBRUS_SYNERGIA_GRADES to LOGIN_METHOD_LIBRUS_SYNERGIA
+        ), listOf(LOGIN_METHOD_LIBRUS_API, LOGIN_METHOD_LIBRUS_SYNERGIA)),*/
+        /*Endpoint(LOGIN_TYPE_LIBRUS, FEATURE_GRADES, listOf(
+                ENDPOINT_LIBRUS_SYNERGIA_GRADES to LOGIN_METHOD_LIBRUS_SYNERGIA
+        ), listOf(LOGIN_METHOD_LIBRUS_SYNERGIA)),*/
+
+        /**
+         * Homework - using scrapper.
+         * Sync only if account has not premium access.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_HOMEWORK, listOf(
+                ENDPOINT_LIBRUS_SYNERGIA_HOMEWORK to LOGIN_METHOD_LIBRUS_SYNERGIA
+        ), listOf(LOGIN_METHOD_LIBRUS_SYNERGIA)).withShouldSync { data ->
+                !(data as DataLibrus).isPremium
+        },
+
+        /**
+         * Messages inbox - using messages website.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_MESSAGES_INBOX, listOf(
+                ENDPOINT_LIBRUS_MESSAGES_RECEIVED to LOGIN_METHOD_LIBRUS_MESSAGES
+        ), listOf(LOGIN_METHOD_LIBRUS_MESSAGES)),
+        /**
+         * Messages sent - using messages website.
+         */
+        Feature(LOGIN_TYPE_LIBRUS, FEATURE_MESSAGES_SENT, listOf(
+                ENDPOINT_LIBRUS_MESSAGES_SENT to LOGIN_METHOD_LIBRUS_MESSAGES
+        ), listOf(LOGIN_METHOD_LIBRUS_MESSAGES))
+)

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/LibrusApi.kt

@@ -0,0 +1,111 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-21.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data
+
+import com.google.gson.JsonObject
+import im.wangchao.mhttp.Request
+import im.wangchao.mhttp.Response
+import im.wangchao.mhttp.callback.JsonCallbackHandler
+import pl.szczodrzynski.edziennik.api.v2.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.getString
+import pl.szczodrzynski.edziennik.utils.Utils.d
+import java.net.HttpURLConnection.*
+
+open class LibrusApi(open val data: DataLibrus) {
+    companion object {
+        private const val TAG = "LibrusApi"
+    }
+
+    val profileId
+        get() = data.profile?.id ?: -1
+
+    val profile
+        get() = data.profile
+
+    fun apiGet(tag: String, endpoint: String, method: Int = GET, payload: JsonObject? = null, onSuccess: (json: JsonObject) -> Unit) {
+
+        d(tag, "Request: Librus/Api - $LIBRUS_API_URL/$endpoint")
+
+        val callback = object : JsonCallbackHandler() {
+            override fun onSuccess(json: JsonObject?, response: Response?) {
+                if (json == null && response?.parserErrorBody == null) {
+                    data.error(ApiError(TAG, ERROR_RESPONSE_EMPTY)
+                            .withResponse(response))
+                    return
+                }
+                val error = if (response?.code() == 200) null else
+                    json.getString("Code") ?:
+                    json.getString("Message") ?:
+                    response?.parserErrorBody
+                error?.let { code ->
+                    when (code) {
+                        "TokenIsExpired" -> ERROR_LIBRUS_API_TOKEN_EXPIRED
+                        "Insufficient scopes" -> ERROR_LIBRUS_API_INSUFFICIENT_SCOPES
+                        "Request is denied" -> ERROR_LIBRUS_API_ACCESS_DENIED
+                        "Resource not found" -> ERROR_LIBRUS_API_RESOURCE_NOT_FOUND
+                        "NotFound" -> ERROR_LIBRUS_API_DATA_NOT_FOUND
+                        "AccessDeny" -> when (json.getString("Message")) {
+                            "Student timetable is not public" -> ERROR_LIBRUS_API_TIMETABLE_NOT_PUBLIC
+                            else -> ERROR_LIBRUS_API_RESOURCE_ACCESS_DENIED
+                        }
+                        "LuckyNumberIsNotActive" -> ERROR_LIBRUS_API_LUCKY_NUMBER_NOT_ACTIVE
+                        "NotesIsNotActive" -> ERROR_LIBRUS_API_NOTES_NOT_ACTIVE
+                        "InvalidRequest" -> ERROR_LIBRUS_API_INVALID_REQUEST_PARAMS
+                        "Nieprawidłowy węzeł." -> ERROR_LIBRUS_API_INCORRECT_ENDPOINT
+                        else -> ERROR_LIBRUS_API_OTHER
+                    }.let { errorCode ->
+                        data.error(ApiError(tag, errorCode)
+                                .withApiResponse(json)
+                                .withResponse(response))
+                        return
+                    }
+                }
+
+                if (json == null) {
+                    data.error(ApiError(tag, ERROR_RESPONSE_EMPTY)
+                            .withResponse(response))
+                    return
+                }
+
+                try {
+                    onSuccess(json)
+                } catch (e: Exception) {
+                    data.error(ApiError(tag, EXCEPTION_LIBRUS_API_REQUEST)
+                            .withResponse(response)
+                            .withThrowable(e)
+                            .withApiResponse(json))
+                }
+            }
+
+            override fun onFailure(response: Response?, throwable: Throwable?) {
+                // TODO add hotfix for Classrooms 500
+                data.error(ApiError(tag, ERROR_REQUEST_FAILURE)
+                        .withResponse(response)
+                        .withThrowable(throwable))
+            }
+        }
+
+        Request.builder()
+                .url("$LIBRUS_API_URL/$endpoint")
+                .userAgent(LIBRUS_USER_AGENT)
+                .addHeader("Authorization", "Bearer ${data.apiAccessToken}")
+                .apply {
+                    when (method) {
+                        GET -> get()
+                        POST -> post()
+                    }
+                    if (payload != null)
+                        setJsonBody(payload)
+                }
+                .allowErrorCode(HTTP_BAD_REQUEST)
+                .allowErrorCode(HTTP_FORBIDDEN)
+                .allowErrorCode(HTTP_UNAUTHORIZED)
+                .callback(callback)
+                .build()
+                .enqueue()
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/LibrusData.kt

@@ -0,0 +1,163 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-5.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data
+
+import pl.szczodrzynski.edziennik.R
+import pl.szczodrzynski.edziennik.api.v2.librus.*
+import pl.szczodrzynski.edziennik.api.v2.librus.data.api.*
+import pl.szczodrzynski.edziennik.api.v2.librus.data.messages.LibrusMessagesGetList
+import pl.szczodrzynski.edziennik.api.v2.librus.data.synergia.LibrusSynergiaHomework
+import pl.szczodrzynski.edziennik.api.v2.librus.data.synergia.LibrusSynergiaInfo
+import pl.szczodrzynski.edziennik.data.db.modules.messages.Message
+import pl.szczodrzynski.edziennik.utils.Utils
+
+class LibrusData(val data: DataLibrus, val onSuccess: () -> Unit) {
+    companion object {
+        private const val TAG = "LibrusEndpoints"
+    }
+
+    init {
+        nextEndpoint(onSuccess)
+    }
+
+    private fun nextEndpoint(onSuccess: () -> Unit) {
+        if (data.targetEndpointIds.isEmpty()) {
+            onSuccess()
+            return
+        }
+        if (data.cancelled) {
+            onSuccess()
+            return
+        }
+        useEndpoint(data.targetEndpointIds.removeAt(0)) {
+            data.progress(data.progressStep)
+            nextEndpoint(onSuccess)
+        }
+    }
+
+    private fun useEndpoint(endpointId: Int, onSuccess: () -> Unit) {
+        Utils.d(TAG, "Using endpoint $endpointId")
+        when (endpointId) {
+            /**
+             * API
+             */
+            ENDPOINT_LIBRUS_API_ME -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_student_info)
+                LibrusApiMe(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_SCHOOLS -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_school_info)
+                LibrusApiSchools(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_CLASSES -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_classes)
+                LibrusApiClasses(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_VIRTUAL_CLASSES -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_teams)
+                LibrusApiVirtualClasses(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_UNITS -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_units)
+                LibrusApiUnits(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_USERS -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_teachers)
+                LibrusApiUsers(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_SUBJECTS -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_subjects)
+                LibrusApiSubjects(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_CLASSROOMS -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_classrooms)
+                LibrusApiClassrooms(data) { onSuccess() }
+            }
+            // TODO push config
+            // TODO timetable
+
+            ENDPOINT_LIBRUS_API_NORMAL_GRADES -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_grades)
+                LibrusApiGrades(data) { onSuccess() }
+            }
+            // TODO grades
+
+            ENDPOINT_LIBRUS_API_EVENT_TYPES -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_event_types)
+                LibrusApiEventTypes(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_EVENTS -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_events)
+                LibrusApiEvents(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_HOMEWORK -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_homework)
+                LibrusApiHomework(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_LUCKY_NUMBER -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_lucky_number)
+                LibrusApiLuckyNumber(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_NOTICE_TYPES -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_notice_types)
+                LibrusApiNoticeTypes(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_NOTICES -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_notices)
+                LibrusApiNotices(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_ATTENDANCE_TYPES -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_attendance_types)
+                LibrusApiAttendanceTypes(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_ATTENDANCES -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_attendance)
+                LibrusApiAttendances(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_ANNOUNCEMENTS -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_announcements)
+                LibrusApiAnnouncements(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_PT_MEETINGS -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_pt_meetings)
+                LibrusApiPtMeetings(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_TEACHER_FREE_DAY_TYPES -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_teacher_free_day_types)
+                LibrusApiTeacherFreeDayTypes(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_API_TEACHER_FREE_DAYS -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_teacher_free_days)
+                LibrusApiTeacherFreeDays(data) { onSuccess() }
+            }
+
+            /**
+             * SYNERGIA
+             */
+            ENDPOINT_LIBRUS_SYNERGIA_HOMEWORK -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_homework)
+                LibrusSynergiaHomework(data) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_SYNERGIA_INFO -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_student_info)
+                LibrusSynergiaInfo(data) { onSuccess() }
+            }
+
+            /**
+             * MESSAGES
+             */
+            ENDPOINT_LIBRUS_MESSAGES_RECEIVED -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_messages_inbox)
+                LibrusMessagesGetList(data, type = Message.TYPE_RECEIVED) { onSuccess() }
+            }
+            ENDPOINT_LIBRUS_MESSAGES_SENT -> {
+                data.startProgress(R.string.edziennik_progress_endpoint_messages_outbox)
+                LibrusMessagesGetList(data, type = Message.TYPE_SENT) { onSuccess() }
+            }
+
+            else -> onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/LibrusMessages.kt

@@ -0,0 +1,111 @@
+/*
+ * Copyright (c) Kacper Ziubryniewicz 2019-10-24
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data
+
+import im.wangchao.mhttp.Request
+import im.wangchao.mhttp.Response
+import im.wangchao.mhttp.body.MediaTypeUtils
+import im.wangchao.mhttp.callback.TextCallbackHandler
+import okhttp3.Cookie
+import org.jsoup.Jsoup
+import org.jsoup.nodes.Document
+import org.jsoup.parser.Parser
+import org.redundent.kotlin.xml.PrintOptions
+import org.redundent.kotlin.xml.xml
+import pl.szczodrzynski.edziennik.api.v2.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.get
+import pl.szczodrzynski.edziennik.utils.Utils.d
+
+open class LibrusMessages(open val data: DataLibrus) {
+    companion object {
+        private const val TAG = "LibrusMessages"
+    }
+
+    val profileId
+        get() = data.profile?.id ?: -1
+
+    val profile
+        get() = data.profile
+
+    fun messagesGet(tag: String, endpoint: String, method: Int = POST,
+                    parameters: Map<String, Any>? = null, onSuccess: (doc: Document) -> Unit) {
+
+        d(tag, "Request: Librus/Messages - $LIBRUS_MESSAGES_URL/$endpoint")
+
+        val callback = object : TextCallbackHandler() {
+            override fun onSuccess(text: String?, response: Response?) {
+                if (text.isNullOrEmpty()) {
+                    data.error(ApiError(LibrusSynergia.TAG, ERROR_RESPONSE_EMPTY)
+                            .withResponse(response))
+                    return
+                }
+
+                // TODO: Finish error handling
+
+                if ("error" in text) {
+                    when ("<type>(.*)</type>".toRegex().find(text)?.get(1)) {
+                        "eAccessDeny" -> data.error(ApiError(tag, ERROR_LIBRUS_MESSAGES_ACCESS_DENIED)
+                                .withResponse(response)
+                                .withApiResponse(text))
+                    }
+                }
+
+                try {
+                    val doc = Jsoup.parse(text, "", Parser.xmlParser())
+                    onSuccess(doc)
+                } catch (e: Exception) {
+                    data.error(ApiError(tag, EXCEPTION_LIBRUS_MESSAGES_REQUEST)
+                            .withResponse(response)
+                            .withThrowable(e)
+                            .withApiResponse(text))
+                }
+            }
+
+            override fun onFailure(response: Response?, throwable: Throwable?) {
+                data.error(ApiError(tag, ERROR_REQUEST_FAILURE)
+                        .withResponse(response)
+                        .withThrowable(throwable))
+            }
+        }
+
+        data.app.cookieJar.saveFromResponse(null, listOf(
+                Cookie.Builder()
+                        .name("DZIENNIKSID")
+                        .value(data.messagesSessionId!!)
+                        .domain("wiadomosci.librus.pl")
+                        .secure().httpOnly().build()
+        ))
+
+        val requestXml = xml("service") {
+            "header" { }
+            "data" {
+                for ((key, value) in parameters.orEmpty()) {
+                    key {
+                        -value.toString()
+                    }
+                }
+            }
+        }.toString(PrintOptions(
+                singleLineTextElements = true,
+                useSelfClosingTags = true
+        ))
+
+        Request.builder()
+                .url("$LIBRUS_MESSAGES_URL/$endpoint")
+                .userAgent(SYNERGIA_USER_AGENT)
+                .setTextBody(requestXml, MediaTypeUtils.APPLICATION_XML)
+                .apply {
+                    when (method) {
+                        GET -> get()
+                        POST -> post()
+                    }
+                }
+                .callback(callback)
+                .build()
+                .enqueue()
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/LibrusPortal.kt

@@ -0,0 +1,101 @@
+package pl.szczodrzynski.edziennik.api.v2.librus.data
+
+import com.google.gson.JsonObject
+import im.wangchao.mhttp.Request
+import im.wangchao.mhttp.Response
+import im.wangchao.mhttp.callback.JsonCallbackHandler
+import pl.szczodrzynski.edziennik.api.v2.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.getString
+import pl.szczodrzynski.edziennik.utils.Utils.d
+import java.net.HttpURLConnection
+
+open class LibrusPortal(open val data: DataLibrus) {
+    companion object {
+        private const val TAG = "LibrusPortal"
+    }
+
+    val profileId
+        get() = data.profile?.id ?: -1
+
+    val profile
+        get() = data.profile
+
+    fun portalGet(tag: String, endpoint: String, method: Int = GET, payload: JsonObject? = null, onSuccess: (json: JsonObject, response: Response?) -> Unit) {
+
+        d(tag, "Request: Librus/Portal - $LIBRUS_PORTAL_URL$endpoint")
+
+        val callback = object : JsonCallbackHandler() {
+            override fun onSuccess(json: JsonObject?, response: Response?) {
+                if (json == null) {
+                    data.error(ApiError(tag, ERROR_RESPONSE_EMPTY)
+                            .withResponse(response))
+                    return
+                }
+                val error = if (response?.code() == 200) null else
+                    json.getString("reason") ?:
+                    json.getString("message") ?:
+                    json.getString("hint") ?:
+                    json.getString("Code")
+                error?.let { code ->
+                    when (code) {
+                        "requires_an_action" -> ERROR_LIBRUS_PORTAL_SYNERGIA_DISCONNECTED
+                        "Access token is invalid" -> ERROR_LIBRUS_PORTAL_ACCESS_DENIED
+                        "ApiDisabled" -> ERROR_LIBRUS_PORTAL_API_DISABLED
+                        "Account not found" -> ERROR_LIBRUS_PORTAL_SYNERGIA_NOT_FOUND
+                        else -> ERROR_LIBRUS_PORTAL_OTHER
+                    }.let { errorCode ->
+                        data.error(ApiError(tag, errorCode)
+                                .withApiResponse(json)
+                                .withResponse(response))
+                        return
+                    }
+                }
+                if (response?.code() == HttpURLConnection.HTTP_OK) {
+                    try {
+                        onSuccess(json, response)
+                    } catch (e: NullPointerException) {
+                        e.printStackTrace()
+                        data.error(ApiError(tag, EXCEPTION_LIBRUS_PORTAL_SYNERGIA_TOKEN)
+                                .withResponse(response)
+                                .withThrowable(e)
+                                .withApiResponse(json))
+                    }
+
+                } else {
+                    data.error(ApiError(tag, ERROR_REQUEST_FAILURE)
+                            .withResponse(response)
+                            .withApiResponse(json))
+                }
+            }
+
+            override fun onFailure(response: Response?, throwable: Throwable?) {
+                data.error(ApiError(tag, ERROR_REQUEST_FAILURE)
+                        .withResponse(response)
+                        .withThrowable(throwable))
+            }
+        }
+
+        Request.builder()
+                .url(LIBRUS_PORTAL_URL + endpoint)
+                .userAgent(LIBRUS_USER_AGENT)
+                .addHeader("Authorization", "Bearer ${data.portalAccessToken}")
+                .apply {
+                    when (method) {
+                        GET -> get()
+                        POST -> post()
+                    }
+                    if (payload != null)
+                        setJsonBody(payload)
+                }
+                .allowErrorCode(HttpURLConnection.HTTP_NOT_FOUND)
+                .allowErrorCode(HttpURLConnection.HTTP_FORBIDDEN)
+                .allowErrorCode(HttpURLConnection.HTTP_UNAUTHORIZED)
+                .allowErrorCode(HttpURLConnection.HTTP_BAD_REQUEST)
+                .allowErrorCode(HttpURLConnection.HTTP_GONE)
+                .callback(callback)
+                .build()
+                .enqueue()
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/LibrusSynergia.kt

@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) Kacper Ziubryniewicz 2019-10-21.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data
+
+import im.wangchao.mhttp.Request
+import im.wangchao.mhttp.Response
+import im.wangchao.mhttp.callback.TextCallbackHandler
+import pl.szczodrzynski.edziennik.api.v2.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.utils.Utils.d
+
+open class LibrusSynergia(open val data: DataLibrus) {
+    companion object {
+        const val TAG = "LibrusSynergia"
+    }
+
+    val profileId
+        get() = data.profile?.id ?: -1
+
+    val profile
+        get() = data.profile
+
+    fun synergiaGet(tag: String, endpoint: String, method: Int = GET,
+                    parameters: Map<String, Any> = emptyMap(), onSuccess: (text: String) -> Unit) {
+        d(tag, "Request: Librus/Synergia - $LIBRUS_SYNERGIA_URL/$endpoint")
+
+        val callback = object : TextCallbackHandler() {
+            override fun onSuccess(text: String?, response: Response?) {
+                if (text.isNullOrEmpty()) {
+                    data.error(ApiError(TAG, ERROR_RESPONSE_EMPTY)
+                            .withResponse(response))
+                    return
+                }
+
+                if (!text.contains("jesteś zalogowany")) {
+                    when {
+                        text.contains("stop.png") -> ERROR_LIBRUS_SYNERGIA_ACCESS_DENIED
+                        text.contains("Przerwa techniczna") -> ERROR_LIBRUS_SYNERGIA_MAINTENANCE
+                        else -> ERROR_LIBRUS_SYNERGIA_OTHER
+                    }.let { errorCode ->
+                        data.error(ApiError(tag, errorCode)
+                                .withResponse(response)
+                                .withApiResponse(text))
+                        return
+                    }
+                }
+
+
+                try {
+                    onSuccess(text)
+                } catch (e: Exception) {
+                    data.error(ApiError(tag, EXCEPTION_LIBRUS_SYNERGIA_REQUEST)
+                            .withResponse(response)
+                            .withThrowable(e)
+                            .withApiResponse(text))
+                }
+            }
+
+            override fun onFailure(response: Response?, throwable: Throwable?) {
+                data.error(ApiError(tag, ERROR_REQUEST_FAILURE)
+                        .withResponse(response)
+                        .withThrowable(throwable))
+            }
+        }
+
+        /*data.app.cookieJar.saveFromResponse(null, listOf(
+                Cookie.Builder()
+                        .name("DZIENNIKSID")
+                        .value(data.synergiaSessionId!!)
+                        .domain("synergia.librus.pl")
+                        .secure().httpOnly().build()
+        ))*/
+
+        Request.builder()
+                .url("$LIBRUS_SYNERGIA_URL/$endpoint")
+                .userAgent(LIBRUS_USER_AGENT)
+                .apply {
+                    when (method) {
+                        GET -> get()
+                        POST -> post()
+                    }
+                    parameters.map { (name, value) ->
+                        addParameter(name, value)
+                    }
+                }
+                .callback(callback)
+                .build()
+                .enqueue()
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiAnnouncements.kt

@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) Kacper Ziubryniewicz 2019-10-13
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_ANNOUNCEMENTS
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.announcements.Announcement
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.utils.Utils
+import pl.szczodrzynski.edziennik.utils.models.Date
+
+class LibrusApiAnnouncements(override val data: DataLibrus,
+                             val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiAnnouncements"
+    }
+
+    init {
+        apiGet(TAG, "SchoolNotices") { json ->
+            val announcements = json.getJsonArray("SchoolNotices").asJsonObjectList()
+
+            announcements?.forEach { announcement ->
+                val id = Utils.crc16(announcement.getString("Id")?.toByteArray()
+                        ?: return@forEach).toLong()
+                val subject = announcement.getString("Subject") ?: ""
+                val text = announcement.getString("Content") ?: ""
+                val startDate = Date.fromY_m_d(announcement.getString("StartDate"))
+                val endDate = Date.fromY_m_d(announcement.getString("EndDate"))
+                val teacherId = announcement.getJsonObject("AddedBy")?.getLong("Id") ?: -1
+                val addedDate = Date.fromIso(announcement.getString("CreationDate"))
+                val read = announcement.getBoolean("WasRead") ?: false
+
+                val announcementObject = Announcement(
+                        profileId,
+                        id,
+                        subject,
+                        text,
+                        startDate,
+                        endDate,
+                        teacherId
+                )
+
+                data.announcementList.add(announcementObject)
+                data.metadataList.add(Metadata(
+                        profileId,
+                        Metadata.TYPE_ANNOUNCEMENT,
+                        id,
+                        read,
+                        read,
+                        addedDate
+                ))
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_ANNOUNCEMENTS, SYNC_ALWAYS)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiAttendanceTypes.kt

@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) Kacper Ziubryniewicz 2019-10-13
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import android.graphics.Color
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_ATTENDANCE_TYPES
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.attendance.Attendance
+import pl.szczodrzynski.edziennik.data.db.modules.attendance.AttendanceType
+
+class LibrusApiAttendanceTypes(override val data: DataLibrus,
+                               val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiAttendanceTypes"
+    }
+
+    init {
+        apiGet(TAG, "Attendances/Types") { json ->
+            val attendanceTypes = json.getJsonArray("Types").asJsonObjectList()
+
+            attendanceTypes?.forEach { attendanceType ->
+                val id = attendanceType.getLong("Id") ?: return@forEach
+                val name = attendanceType.getString("Name") ?: ""
+                val color = attendanceType.getString("ColorRGB")?.let { Color.parseColor("#$it") } ?: -1
+
+                val standardId = when (attendanceType.getBoolean("Standard") ?: false) {
+                    true -> id
+                    false -> attendanceType.getJsonObject("StandardType")?.getLong("Id") ?: id
+                }
+                val type = when (standardId) {
+                    1L -> Attendance.TYPE_ABSENT
+                    2L -> Attendance.TYPE_BELATED
+                    3L -> Attendance.TYPE_ABSENT_EXCUSED
+                    4L -> Attendance.TYPE_RELEASED
+                    /*100*/else -> Attendance.TYPE_PRESENT
+                }
+
+                data.attendanceTypes.put(id, AttendanceType(profileId, id, name, type, color))
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_ATTENDANCE_TYPES, 4*DAY)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiAttendances.kt

@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) Kacper Ziubryniewicz 2019-10-13
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import androidx.core.util.isEmpty
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_ATTENDANCES
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+import pl.szczodrzynski.edziennik.data.db.modules.attendance.Attendance
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.utils.Utils
+import pl.szczodrzynski.edziennik.utils.models.Date
+
+class LibrusApiAttendances(override val data: DataLibrus,
+                           val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiAttendances"
+    }
+
+    init {
+        if (data.attendanceTypes.isEmpty()) {
+            data.db.attendanceTypeDao().getAllNow(profileId).toSparseArray(data.attendanceTypes) { it.id }
+        }
+
+        apiGet(TAG, "Attendances") { json ->
+            val attendances = json.getJsonArray("Attendances").asJsonObjectList()
+
+            attendances?.forEach { attendance ->
+                val id = Utils.strToInt((attendance.getString("Id") ?: return@forEach)
+                        .replace("[^\\d.]".toRegex(), "")).toLong()
+                val teacherId = attendance.getJsonObject("AddedBy")?.getLong("Id") ?: -1
+                val lessonNo = attendance.getInt("LessonNo") ?: return@forEach
+                val startTime = data.lessonRanges.get(lessonNo).startTime
+                val lessonDate = Date.fromY_m_d(attendance.getString("Date"))
+                val subjectId = data.lessonList.singleOrNull {
+                    it.weekDay ==  lessonDate.weekDay && it.startTime.value == startTime.value
+                }?.subjectId ?: -1
+                val semester = attendance.getInt("Semester") ?: return@forEach
+                val type = attendance.getJsonObject("Type")?.getLong("Id") ?: return@forEach
+                val typeObject = data.attendanceTypes.get(type)
+                val topic = typeObject?.name ?: ""
+
+                val attendanceObject = Attendance(
+                        profileId,
+                        id,
+                        teacherId,
+                        subjectId,
+                        semester,
+                        topic,
+                        lessonDate,
+                        startTime,
+                        typeObject.type
+                )
+
+                val addedDate = Date.fromIso(attendance.getString("AddDate") ?: return@forEach)
+
+                data.attendanceList.add(attendanceObject)
+                if(typeObject.type != Attendance.TYPE_PRESENT) {
+                    data.metadataList.add(Metadata(
+                            profileId,
+                            Metadata.TYPE_ATTENDANCE,
+                            id,
+                            profile?.empty ?: false,
+                            profile?.empty ?: false,
+                            addedDate
+                    ))
+                }
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_ATTENDANCES, SYNC_ALWAYS)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiClasses.kt

@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) Kacper Ziubryniewicz 2019-10-14
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import pl.szczodrzynski.edziennik.DAY
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_CLASSES
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.teams.Team
+import pl.szczodrzynski.edziennik.getJsonObject
+import pl.szczodrzynski.edziennik.getLong
+import pl.szczodrzynski.edziennik.getString
+import pl.szczodrzynski.edziennik.utils.models.Date
+
+class LibrusApiClasses(override val data: DataLibrus,
+                       val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiClasses"
+    }
+
+    init {
+        apiGet(TAG, "Classes") { json ->
+            json.getJsonObject("Class")?.also { studentClass ->
+                val id = studentClass.getLong("Id") ?: return@also
+                val name = studentClass.getString("Number") +
+                        studentClass.getString("Symbol")
+                val code = data.schoolName + ":" + name
+                val teacherId = studentClass.getJsonObject("ClassTutor")?.getLong("Id") ?: -1
+
+                val teamObject = Team(
+                        profileId,
+                        id,
+                        name,
+                        1,
+                        code,
+                        teacherId
+                )
+
+                data.teamList.put(id, teamObject)
+
+                data.unitId = studentClass.getJsonObject("Unit").getLong("Id") ?: 0L
+
+                profile?.apply {
+                    dateSemester1Start = Date.fromY_m_d(studentClass.getString("BeginSchoolYear")
+                            ?: return@apply)
+                    dateSemester2Start = Date.fromY_m_d(studentClass.getString("EndFirstSemester")
+                            ?: return@apply)
+                    dateYearEnd = Date.fromY_m_d(studentClass.getString("EndSchoolYear")
+                            ?: return@apply)
+                }
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_CLASSES, 4 * DAY)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiClassrooms.kt

@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-24.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_CLASSROOMS
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.classrooms.Classroom
+import java.util.*
+
+class LibrusApiClassrooms(override val data: DataLibrus,
+                        val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiClassrooms"
+    }
+
+    init {
+        apiGet(TAG, "Classrooms") { json ->
+            val classrooms = json.getJsonArray("Classrooms").asJsonObjectList()
+
+            classrooms?.forEach { classroom ->
+                val id = classroom.getLong("Id") ?: return@forEach
+                val name = classroom.getString("Name")?.toLowerCase(Locale.getDefault()) ?: ""
+                val symbol = classroom.getString("Symbol")?.toLowerCase(Locale.getDefault()) ?: ""
+                val nameShort = name.split(" ").onEach { it[0] }.joinToString()
+
+                val friendlyName = if (name != symbol && !name.contains(symbol) && !nameShort.contains(symbol)) {
+                    classroom.getString("Symbol") + " " + classroom.getString("Name")
+                }
+                else {
+                    classroom.getString("Name") ?: ""
+                }
+
+                data.classrooms.put(id, Classroom(profileId, id, friendlyName))
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_CLASSROOMS, 4*DAY)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiEventTypes.kt

@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-24.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_EVENT_TYPES
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.events.EventType
+
+class LibrusApiEventTypes(override val data: DataLibrus,
+                           val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiEventTypes"
+    }
+
+    init {
+        apiGet(TAG, "HomeWorks/Categories") { json ->
+            val eventTypes = json.getJsonArray("Categories").asJsonObjectList()
+
+            eventTypes?.forEach { eventType ->
+                val id = eventType.getLong("Id") ?: return@forEach
+                val name = eventType.getString("Name") ?: ""
+                val color = data.getColor(eventType.getJsonObject("Color")?.getInt("Id"))
+
+                data.eventTypes.put(id, EventType(profileId, id, name, color))
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_EVENT_TYPES, 4*DAY)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiEvents.kt

@@ -0,0 +1,76 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-4.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import androidx.core.util.isEmpty
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_EVENTS
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+import pl.szczodrzynski.edziennik.data.db.modules.events.Event
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.utils.models.Date
+import pl.szczodrzynski.edziennik.utils.models.Time
+
+class LibrusApiEvents(override val data: DataLibrus,
+                      val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiEvents"
+    }
+
+    init {
+        if (data.eventTypes.isEmpty()) {
+            data.db.eventTypeDao().getAllNow(profileId).toSparseArray(data.eventTypes) { it.id }
+        }
+
+        apiGet(TAG, "HomeWorks") { json ->
+            val events = json.getJsonArray("HomeWorks").asJsonObjectList()
+
+            events?.forEach { event ->
+                val id = event.getLong("Id") ?: return@forEach
+                val eventDate = Date.fromY_m_d(event.getString("Date"))
+                val topic = event.getString("Content") ?: ""
+                val type = event.getJsonObject("Category")?.getInt("Id") ?: -1
+                val teacherId = event.getJsonObject("CreatedBy")?.getLong("Id") ?: -1
+                val subjectId = event.getJsonObject("Subject")?.getLong("Id") ?: -1
+                val teamId = event.getJsonObject("Class")?.getLong("Id") ?: -1
+
+                val lessonNo = event.getInt("LessonNo")
+                val lessonRange = data.lessonRanges.singleOrNull { it.lessonNumber == lessonNo }
+                val startTime = lessonRange?.startTime ?: Time.fromH_m(event.getString("TimeFrom"))
+                val addedDate = Date.fromIso(event.getString("AddDate"))
+
+                val eventObject = Event(
+                        profileId,
+                        id,
+                        eventDate,
+                        startTime,
+                        topic,
+                        -1,
+                        type,
+                        false,
+                        teacherId,
+                        subjectId,
+                        teamId
+                )
+
+                data.eventList.add(eventObject)
+                data.metadataList.add(
+                        Metadata(
+                                profileId,
+                                Metadata.TYPE_EVENT,
+                                id,
+                                profile?.empty ?: false,
+                                profile?.empty ?: false,
+                                addedDate
+                        ))
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_EVENTS, SYNC_ALWAYS)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiGrades.kt

@@ -0,0 +1,97 @@
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_NORMAL_GRADES
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+import pl.szczodrzynski.edziennik.data.db.modules.grades.Grade
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.utils.Utils
+import pl.szczodrzynski.edziennik.utils.models.Date
+
+class LibrusApiGrades(override val data: DataLibrus,
+                      val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiGrades"
+    }
+
+    init {
+        apiGet(TAG, "Grades") { json ->
+            val grades = json.getJsonArray("Grades").asJsonObjectList()
+
+            grades?.forEach { grade ->
+                val id = grade.getLong("Id") ?: return@forEach
+                val categoryId = grade.getJsonObject("Category")?.getLong("Id") ?: -1
+                val name = grade.getString("Grade") ?: ""
+                val semester = grade.getInt("Semester") ?: return@forEach
+                val teacherId = grade.getJsonObject("AddedBy")?.getLong("Id") ?: -1
+                val subjectId = grade.getJsonObject("Subject")?.getLong("Id") ?: -1
+                val addedDate = Date.fromIso(grade.getString("AddDate"))
+
+                val category = data.gradeCategories.singleOrNull { it.categoryId == categoryId }
+                val categoryName = category?.text ?: ""
+                val color = category?.color ?: -1
+                var weight = category?.weight ?: 0f
+                val value = Utils.getGradeValue(name)
+
+
+                if (name == "-" || name == "+"
+                        || name.equals("np", ignoreCase = true)
+                        || name.equals("bz", ignoreCase = true)) {
+                    weight = 0f
+                }
+
+                val gradeObject = Grade(
+                        profileId,
+                        id,
+                        categoryName,
+                        color,
+                        "",
+                        name,
+                        value,
+                        weight,
+                        semester,
+                        teacherId,
+                        subjectId
+                )
+
+                when {
+                    grade.getBoolean("IsConstituent") ?: false ->
+                        gradeObject.type = Grade.TYPE_NORMAL
+                    grade.getBoolean("IsSemester") ?: false -> // semester final
+                        gradeObject.type = if (gradeObject.semester == 1) Grade.TYPE_SEMESTER1_FINAL else Grade.TYPE_SEMESTER2_FINAL
+                    grade.getBoolean("IsSemesterProposition") ?: false -> // semester proposed
+                        gradeObject.type = if (gradeObject.semester == 1) Grade.TYPE_SEMESTER1_PROPOSED else Grade.TYPE_SEMESTER2_PROPOSED
+                    grade.getBoolean("IsFinal") ?: false -> // year final
+                        gradeObject.type = Grade.TYPE_YEAR_FINAL
+                    grade.getBoolean("IsFinalProposition") ?: false -> // year final
+                        gradeObject.type = Grade.TYPE_YEAR_PROPOSED
+                }
+
+                grade.getJsonObject("Improvement")?.also {
+                    val historicalId = it.getLong("Id")
+                    data.gradeList.firstOrNull { grade -> grade.id == historicalId }?.also { grade ->
+                        grade.parentId = gradeObject.id
+                        if (grade.name == "nb") grade.weight = 0f
+                    }
+                    gradeObject.isImprovement = true
+                }
+
+                data.gradeList.add(gradeObject)
+                data.metadataList.add(
+                        Metadata(
+                                profileId,
+                                Metadata.TYPE_GRADE,
+                                id,
+                                profile?.empty ?: false,
+                                profile?.empty ?: false,
+                                addedDate
+                        ))
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_NORMAL_GRADES, SYNC_ALWAYS)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiHomework.kt

@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-12.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_HOMEWORK
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+import pl.szczodrzynski.edziennik.data.db.modules.events.Event
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.utils.models.Date
+
+class LibrusApiHomework(override val data: DataLibrus,
+                        val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiHomework"
+    }
+
+    init {
+        apiGet(TAG, "HomeWorkAssignments") { json ->
+            val homeworkList = json.getJsonArray("HomeWorkAssignments").asJsonObjectList()
+
+            homeworkList?.forEach { homework ->
+                val id = homework.getLong("Id") ?: return@forEach
+                val eventDate = Date.fromY_m_d(homework.getString("DueDate"))
+                val topic = homework.getString("Topic") + "\n" + homework.getString("Text")
+                val teacherId = homework.getJsonObject("Teacher")?.getLong("Id") ?: -1
+                val addedDate = Date.fromY_m_d(homework.getString("Date"))
+
+                val eventObject = Event(
+                        profileId,
+                        id,
+                        eventDate,
+                        null,
+                        topic,
+                        -1,
+                        -1,
+                        false,
+                        teacherId,
+                        -1,
+                        -1
+                )
+
+                data.eventList.add(eventObject)
+                data.metadataList.add(Metadata(
+                        profileId,
+                        Metadata.TYPE_HOMEWORK,
+                        id,
+                        profile?.empty ?: false,
+                        profile?.empty ?: false,
+                        addedDate.inMillis
+                ))
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_HOMEWORK, SYNC_ALWAYS)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiLuckyNumber.kt

@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) Kacper Ziubryniewicz 2019-10-14
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import pl.szczodrzynski.edziennik.DAY
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_LUCKY_NUMBER
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.luckynumber.LuckyNumber
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.getInt
+import pl.szczodrzynski.edziennik.getJsonObject
+import pl.szczodrzynski.edziennik.getString
+import pl.szczodrzynski.edziennik.utils.models.Date
+import pl.szczodrzynski.edziennik.utils.models.Time
+
+class LibrusApiLuckyNumber(override val data: DataLibrus,
+                           val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiLuckyNumber"
+    }
+
+    init {
+        data.profile?.luckyNumber = -1
+        data.profile?.luckyNumberDate = null
+
+        var nextSync = System.currentTimeMillis() + 2*DAY*1000
+
+        apiGet(TAG, "LuckyNumbers") { json ->
+            if (json.isJsonNull) {
+                //profile?.luckyNumberEnabled = false
+            } else {
+                json.getJsonObject("LuckyNumber")?.also { luckyNumberEl ->
+
+                    val luckyNumberDate = Date.fromY_m_d(luckyNumberEl.getString("LuckyNumberDay")) ?: Date.getToday()
+                    val luckyNumber = luckyNumberEl.getInt("LuckyNumber") ?: -1
+                    val luckyNumberObject = LuckyNumber(
+                            profileId,
+                            luckyNumberDate,
+                            luckyNumber
+                    )
+
+                    //if (luckyNumberDate > Date.getToday()) {
+                        nextSync = luckyNumberDate.combineWith(Time(15, 0, 0))
+                    //}
+
+                    data.luckyNumberList.add(luckyNumberObject)
+                    data.metadataList.add(
+                            Metadata(
+                                    profileId,
+                                    Metadata.TYPE_LUCKY_NUMBER,
+                                    luckyNumberObject.date.value.toLong(),
+                                    profile?.empty ?: false,
+                                    profile?.empty ?: false,
+                                    System.currentTimeMillis()
+                            ))
+                }
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_LUCKY_NUMBER, syncAt = nextSync)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiMe.kt

@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-3.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_ME
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+
+class LibrusApiMe(override val data: DataLibrus,
+                  val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiMe"
+    }
+
+    init {
+        apiGet(TAG, "Me") { json ->
+            val me = json.getJsonObject("Me")
+            val account = me?.getJsonObject("Account")
+            val user = me?.getJsonObject("User")
+
+            data.isPremium = account?.getBoolean("IsPremium") == true || account?.getBoolean("IsPremiumDemo") == true
+
+            val isParent = account?.getInt("GroupId") == 5
+            data.profile?.accountNameLong =
+                    if (isParent)
+                        buildFullName(account?.getString("FirstName"), account?.getString("LastName"))
+                    else null
+
+            data.profile?.studentNameLong =
+                    buildFullName(user?.getString("FirstName"), user?.getString("LastName"))
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_ME, 2*DAY)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiNoticeTypes.kt

@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-24.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_NOTICE_TYPES
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.notices.NoticeType
+
+class LibrusApiNoticeTypes(override val data: DataLibrus,
+                               val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiNoticeTypes"
+    }
+
+    init {
+        apiGet(TAG, "Notes/Categories") { json ->
+            val noticeTypes = json.getJsonArray("Categories").asJsonObjectList()
+
+            noticeTypes?.forEach { noticeType ->
+                val id = noticeType.getLong("Id") ?: return@forEach
+                val name = noticeType.getString("CategoryName") ?: ""
+
+                data.noticeTypes.put(id, NoticeType(profileId, id, name))
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_NOTICE_TYPES, 4*DAY)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiNotices.kt

@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-24.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import androidx.core.util.isEmpty
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_NOTICES
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.data.db.modules.notices.Notice
+import pl.szczodrzynski.edziennik.utils.models.Date
+
+class LibrusApiNotices(override val data: DataLibrus,
+                      val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiNotices"
+    }
+
+    init {
+        if (data.noticeTypes.isEmpty()) {
+            data.db.noticeTypeDao().getAllNow(profileId).toSparseArray(data.noticeTypes) { it.id }
+        }
+
+        apiGet(TAG, "Notes") { json ->
+            val notes = json.getJsonArray("Notes").asJsonObjectList()
+
+            notes?.forEach { note ->
+                val id = note.getLong("Id") ?: return@forEach
+                val text = note.getString("Text") ?: ""
+                val categoryId = note.getJsonObject("Category")?.getLong("Id") ?: -1
+                val teacherId = note.getJsonObject("AddedBy")?.getLong("Id") ?: -1
+                val addedDate = note.getString("Date")?.let { Date.fromY_m_d(it) } ?: return@forEach
+
+                val type = when (note.getInt("Positive")) {
+                    0 -> Notice.TYPE_NEGATIVE
+                    1 -> Notice.TYPE_POSITIVE
+                    /*2*/else -> Notice.TYPE_NEUTRAL
+                }
+                val categoryText = data.noticeTypes[categoryId]?.name ?: ""
+                val semester = profile?.dateToSemester(addedDate) ?: 1
+
+                val noticeObject = Notice(
+                        profileId,
+                        id,
+                        categoryText+"\n"+text,
+                        semester,
+                        type,
+                        teacherId
+                )
+
+                data.noticeList.add(noticeObject)
+                data.metadataList.add(
+                        Metadata(
+                                profileId,
+                                Metadata.TYPE_NOTICE,
+                                id,
+                                profile?.empty ?: false,
+                                profile?.empty ?: false,
+                                addedDate.inMillis
+                        ))
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_NOTICES, SYNC_ALWAYS)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiPtMeetings.kt

@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-24.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_PT_MEETINGS
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.events.Event
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.utils.models.Date
+import pl.szczodrzynski.edziennik.utils.models.Time
+
+class LibrusApiPtMeetings(override val data: DataLibrus,
+                       val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiPtMeetings"
+    }
+
+    init {
+        apiGet(TAG, "ParentTeacherConferences") { json ->
+            val ptMeetings = json.getJsonArray("ParentTeacherConferences").asJsonObjectList()
+
+            ptMeetings?.forEach { meeting ->
+                val id = meeting.getLong("Id") ?: return@forEach
+                val topic = meeting.getString("Topic") ?: ""
+                val teacherId = meeting.getJsonObject("Teacher")?.getLong("Id") ?: -1
+                val eventDate = meeting.getString("Date")?.let { Date.fromY_m_d(it) } ?: return@forEach
+                val startTime = meeting.getString("Time")?.let {
+                    if (it == "00:00:00")
+                        null
+                    else
+                        Time.fromH_m_s(it)
+                }
+
+                val eventObject = Event(
+                        profileId,
+                        id,
+                        eventDate,
+                        startTime,
+                        topic,
+                        -1,
+                        Event.TYPE_PT_MEETING,
+                        false,
+                        teacherId,
+                        -1,
+                        data.teamClass?.id ?: -1
+                )
+
+                data.eventList.add(eventObject)
+                data.metadataList.add(
+                        Metadata(
+                                profileId,
+                                Metadata.TYPE_EVENT,
+                                id,
+                                profile?.empty ?: false,
+                                profile?.empty ?: false,
+                                System.currentTimeMillis()
+                        ))
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_PT_MEETINGS, 12*HOUR)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiSchools.kt

@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-4.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_SCHOOLS
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.lessons.LessonRange
+import pl.szczodrzynski.edziennik.utils.models.Time
+import java.util.*
+
+class LibrusApiSchools(override val data: DataLibrus,
+                       val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiSchools"
+    }
+
+    init {
+        apiGet(TAG, "Schools") { json ->
+            val school = json.getJsonObject("School")
+            val schoolId = school?.getInt("Id")
+            val schoolNameLong = school?.getString("Name")
+
+            // create the school's short name using first letters of each long name's word
+            // append the town name and save to student data
+            var schoolNameShort = ""
+            schoolNameLong?.split(" ")?.forEach {
+                if (it.isBlank())
+                    return@forEach
+                schoolNameShort += it[0].toLowerCase()
+            }
+            val schoolTown = school?.getString("Town")?.toLowerCase(Locale.getDefault())
+            data.schoolName = schoolId.toString() + schoolNameShort + "_" + schoolTown
+
+            school?.getJsonArray("LessonsRange")?.let { ranges ->
+                data.lessonRanges.clear()
+                ranges.forEachIndexed { index, rangeEl ->
+                    val range = rangeEl.asJsonObject
+                    val from = range.getString("From") ?: return@forEachIndexed
+                    val to = range.getString("To") ?: return@forEachIndexed
+                    data.lessonRanges.put(
+                            index,
+                            LessonRange(
+                                    profileId,
+                                    index,
+                                    Time.fromH_m(from),
+                                    Time.fromH_m(to)
+                            ))
+                }
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_SCHOOLS, 4 * DAY)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiSubjects.kt

@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-23.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_SUBJECTS
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.subjects.Subject
+
+class LibrusApiSubjects(override val data: DataLibrus,
+                              val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiSubjects"
+    }
+
+    init {
+        apiGet(TAG, "Subjects") { json ->
+            val subjects = json.getJsonArray("Subjects").asJsonObjectList()
+
+            subjects?.forEach { subject ->
+                val id = subject.getLong("Id") ?: return@forEach
+                val longName = subject.getString("Name") ?: ""
+                val shortName = subject.getString("Short") ?: ""
+
+                data.subjectList.put(id, Subject(profileId, id, longName, shortName))
+            }
+
+            data.subjectList.put(1, Subject(profileId, 1, "Zachowanie", "zach"))
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_SUBJECTS, 4*DAY)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiTeacherFreeDayTypes.kt

@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) Kacper Ziubryniewicz 2019-10-19
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_TEACHER_FREE_DAY_TYPES
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.teachers.TeacherAbsenceType
+
+class LibrusApiTeacherFreeDayTypes(override val data: DataLibrus,
+                                   val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiTeacherFreeDayTypes"
+    }
+
+    init {
+        apiGet(TAG, "TeacherFreeDays/Types") { json ->
+            val teacherAbsenceTypes = json.getJsonArray("Types").asJsonObjectList()
+
+            teacherAbsenceTypes?.forEach { teacherAbsenceType ->
+                val id = teacherAbsenceType.getLong("Id") ?: return@forEach
+                val name = teacherAbsenceType.getString("Name") ?: return@forEach
+
+                val teacherAbsenceTypeObject = TeacherAbsenceType(
+                        profileId,
+                        id,
+                        name
+                )
+
+                data.teacherAbsenceTypes.put(id, teacherAbsenceTypeObject)
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_TEACHER_FREE_DAY_TYPES, 7 * DAY)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiTeacherFreeDays.kt

@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) Kacper Ziubryniewicz 2019-10-4.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import androidx.core.util.isEmpty
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_AGENDA
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_TEACHER_FREE_DAYS
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.data.db.modules.teachers.TeacherAbsence
+import pl.szczodrzynski.edziennik.utils.models.Date
+import pl.szczodrzynski.edziennik.utils.models.Time
+
+class LibrusApiTeacherFreeDays(override val data: DataLibrus,
+                               val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiTeacherFreeDays"
+    }
+
+    init {
+        if (data.teacherAbsenceTypes.isEmpty()) {
+            data.db.teacherAbsenceTypeDao().getAllNow(profileId).toSparseArray(data.teacherAbsenceTypes) { it.id }
+        }
+
+        apiGet(TAG, "TeacherFreeDays") { json ->
+            val teacherAbsences = json.getJsonArray("TeacherFreeDays").asJsonObjectList()
+
+            teacherAbsences?.forEach { teacherAbsence ->
+                val id = teacherAbsence.getLong("Id") ?: return@forEach
+                val teacherId = teacherAbsence.getJsonObject("Teacher")?.getLong("Id")
+                        ?: return@forEach
+                val type = teacherAbsence.getJsonObject("Type").getLong("Id") ?: return@forEach
+                val name = data.teacherAbsenceTypes.singleOrNull { it.id == type }?.name
+                val dateFrom = Date.fromY_m_d(teacherAbsence.getString("DateFrom"))
+                val dateTo = Date.fromY_m_d(teacherAbsence.getString("DateTo"))
+                val timeFrom = teacherAbsence.getString("TimeFrom")?.let { Time.fromH_m_s(it) }
+                val timeTo = teacherAbsence.getString("TimeTo")?.let { Time.fromH_m_s(it) }
+
+                val teacherAbsenceObject = TeacherAbsence(
+                        profileId,
+                        id,
+                        teacherId,
+                        type,
+                        name,
+                        dateFrom,
+                        dateTo,
+                        timeFrom,
+                        timeTo
+                )
+
+                data.teacherAbsenceList.add(teacherAbsenceObject)
+                data.metadataList.add(Metadata(
+                        profileId,
+                        Metadata.TYPE_TEACHER_ABSENCE,
+                        id,
+                        profile?.empty ?: false,
+                        profile?.empty ?: false,
+                        System.currentTimeMillis()
+                ))
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_TEACHER_FREE_DAYS, 6*HOUR, DRAWER_ITEM_AGENDA)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiTemplate.kt

@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-4.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+
+class LibrusApiTemplate(override val data: DataLibrus,
+                        val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApi"
+    }
+
+    init {
+        /*apiGet(TAG, "") { json ->
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_, SYNC_ALWAYS)
+            onSuccess()
+        }*/
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiUnits.kt

@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-23.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_UNITS
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+
+class LibrusApiUnits(override val data: DataLibrus,
+                       val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiUnits"
+    }
+
+    init { run {
+        if (data.unitId == 0L) {
+            data.setSyncNext(ENDPOINT_LIBRUS_API_UNITS, 12 * DAY)
+            onSuccess()
+            return@run
+        }
+
+        apiGet(TAG, "Units") { json ->
+            val units = json.getJsonArray("Units").asJsonObjectList()
+
+            units?.singleOrNull { it.getLong("Id") == data.unitId }?.also { unit ->
+                val startPoints = unit.getJsonObject("BehaviourGradesSettings")?.getJsonObject("StartPoints")
+                startPoints?.apply {
+                    data.startPointsSemester1 = getInt("Semester1", defaultValue = 0)
+                    data.startPointsSemester2 = getInt("Semester2", defaultValue = data.startPointsSemester1)
+                }
+                unit.getJsonObject("GradesSettings")?.apply {
+                    data.enablePointGrades = getBoolean("PointGradesEnabled", true)
+                    data.enableDescriptiveGrades = getBoolean("DescriptiveGradesEnabled", true)
+                }
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_UNITS, 7 * DAY)
+            onSuccess()
+        }
+    }}
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiUsers.kt

@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-23.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_USERS
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.teachers.Teacher
+
+class LibrusApiUsers(override val data: DataLibrus,
+                        val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiUsers"
+    }
+
+    init {
+        apiGet(TAG, "Users") { json ->
+            val users = json.getJsonArray("Users").asJsonObjectList()
+
+            users?.forEach { user ->
+                val id = user.getLong("Id") ?: return@forEach
+                val firstName = user.getString("FirstName")?.fixWhiteSpaces() ?: ""
+                val lastName = user.getString("LastName")?.fixWhiteSpaces() ?: ""
+
+                data.teacherList.put(id, Teacher(profileId, id, firstName, lastName))
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_USERS, 4*DAY)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/api/LibrusApiVirtualClasses.kt

@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-23.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.api
+
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_API_VIRTUAL_CLASSES
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.data.db.modules.teams.Team
+
+class LibrusApiVirtualClasses(override val data: DataLibrus,
+                       val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        const val TAG = "LibrusApiVirtualClasses"
+    }
+
+    init {
+        apiGet(TAG, "VirtualClasses") { json ->
+            val virtualClasses = json.getJsonArray("VirtualClasses").asJsonObjectList()
+
+            virtualClasses?.forEach { virtualClass ->
+                val id = virtualClass.getLong("Id") ?: return@forEach
+                val name = virtualClass.getString("Name") ?: ""
+                val teacherId = virtualClass.getJsonObject("Teacher")?.getLong("Id") ?: -1
+                val code = "${data.schoolName}:$name"
+
+                data.teamList.put(id, Team(profileId, id, name, 2, code, teacherId))
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_API_VIRTUAL_CLASSES, 4*DAY)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/messages/LibrusMessagesGetList.kt

@@ -0,0 +1,125 @@
+/*
+ * Copyright (c) Kacper Ziubryniewicz 2019-10-24
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.messages
+
+import pl.szczodrzynski.edziennik.DAY
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_MESSAGES
+import pl.szczodrzynski.edziennik.api.v2.ERROR_NOT_IMPLEMENTED
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_MESSAGES_RECEIVED
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_MESSAGES_SENT
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusMessages
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+import pl.szczodrzynski.edziennik.data.db.modules.messages.Message
+import pl.szczodrzynski.edziennik.data.db.modules.messages.MessageRecipient
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.data.db.modules.teachers.Teacher
+import pl.szczodrzynski.edziennik.singleOrNull
+import pl.szczodrzynski.edziennik.utils.Utils
+import pl.szczodrzynski.edziennik.utils.models.Date
+
+class LibrusMessagesGetList(override val data: DataLibrus, private val type: Int = Message.TYPE_RECEIVED,
+                            archived: Boolean = false, val onSuccess: () -> Unit) : LibrusMessages(data) {
+    companion object {
+        const val TAG = "LibrusMessagesGetList"
+    }
+
+    init {
+        val endpoint = when (type) {
+            Message.TYPE_RECEIVED -> "Inbox/action/GetList"
+            Message.TYPE_SENT -> "Outbox/action/GetList"
+            else -> null
+        }
+
+        if (endpoint != null) {
+            messagesGet(TAG, endpoint, parameters = mapOf(
+                    "archive" to if (archived) 1 else 0
+            )) { doc ->
+                doc.select("GetList data").firstOrNull()?.children()?.forEach { element ->
+                    val id = element.select("messageId").text().toLong()
+                    val subject = element.select("topic").text().trim()
+                    val readDateText = element.select("readDate").text().trim()
+                    val readDate = when (readDateText.isNotBlank()) {
+                        true -> Date.fromIso(readDateText)
+                        else -> 0
+                    }
+                    val sentDate = Date.fromIso(element.select("sendDate").text().trim())
+                    var senderId: Long = -1
+                    var receiverId: Long = -1
+
+                    when (type) {
+                        Message.TYPE_RECEIVED -> {
+                            val senderFirstName = element.select("senderFirstName").text().trim()
+                            val senderLastName = element.select("senderLastName").text().trim()
+                            senderId = data.teacherList.singleOrNull {
+                                it.name == senderFirstName && it.surname == senderLastName
+                            }?.id ?: -1
+                        }
+
+                        Message.TYPE_SENT -> {
+                            val receiverFirstName = element.select("receiverFirstName").text().trim()
+                            val receiverLastName = element.select("receiverLastName").text().trim()
+                            receiverId = data.teacherList.singleOrNull {
+                                it.name == receiverFirstName && it.surname == receiverLastName
+                            }?.id ?: {
+                                val teacherObject = Teacher(
+                                        profileId,
+                                        -1 * Utils.crc16("$receiverFirstName $receiverLastName".toByteArray()).toLong(),
+                                        receiverFirstName,
+                                        receiverLastName
+                                )
+                                data.teacherList.put(teacherObject.id, teacherObject)
+                                teacherObject.id
+                            }.invoke()
+                        }
+                    }
+
+                    val notified = when (type) {
+                        Message.TYPE_SENT -> true
+                        else -> readDate > 0 || profile?.empty ?: false
+                    }
+
+                    val messageObject = Message(
+                            profileId,
+                            id,
+                            subject,
+                            null,
+                            type,
+                            senderId,
+                            -1
+                    )
+
+                    val messageRecipientObject = MessageRecipient(
+                            profileId,
+                            receiverId,
+                            -1,
+                            readDate,
+                            id
+                    )
+
+                    data.messageList.add(messageObject)
+                    data.messageRecipientList.add(messageRecipientObject)
+                    data.metadataList.add(Metadata(
+                            profileId,
+                            Metadata.TYPE_MESSAGE,
+                            id,
+                            notified,
+                            notified,
+                            sentDate
+                    ))
+                }
+
+                when (type) {
+                    Message.TYPE_RECEIVED -> data.setSyncNext(ENDPOINT_LIBRUS_MESSAGES_RECEIVED, SYNC_ALWAYS)
+                    Message.TYPE_SENT -> data.setSyncNext(ENDPOINT_LIBRUS_MESSAGES_SENT, DAY, DRAWER_ITEM_MESSAGES)
+                }
+                onSuccess()
+            }
+        } else {
+            data.error(TAG, ERROR_NOT_IMPLEMENTED)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/messages/LibrusMessagesTemplate.kt

@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) Kacper Ziubryniewicz 2019-10-25
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.messages
+
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusMessages
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+
+class LibrusMessagesTemplate(override val data: DataLibrus, val onSuccess: () -> Unit) : LibrusMessages(data) {
+    companion object {
+        const val TAG = "LibrusMessages"
+    }
+
+    init {
+        /* messagesGet(TAG, "") { doc ->
+
+            data.setSyncNext(ENDPOINT_LIBRUS_MESSAGES_, SYNC_ALWAYS)
+            onSuccess()
+        } */
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/synergia/LibrusSynergiaHomework.kt

@@ -0,0 +1,104 @@
+/*
+ * Copyright (c) Kacper Ziubryniewicz 2019-10-22.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.synergia
+
+import org.jsoup.Jsoup
+import pl.szczodrzynski.edziennik.HOUR
+import pl.szczodrzynski.edziennik.MainActivity.Companion.DRAWER_ITEM_HOMEWORK
+import pl.szczodrzynski.edziennik.api.v2.POST
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_SYNERGIA_HOMEWORK
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusSynergia
+import pl.szczodrzynski.edziennik.data.db.modules.events.Event
+import pl.szczodrzynski.edziennik.data.db.modules.metadata.Metadata
+import pl.szczodrzynski.edziennik.get
+import pl.szczodrzynski.edziennik.singleOrNull
+import pl.szczodrzynski.edziennik.utils.models.Date
+
+class LibrusSynergiaHomework(override val data: DataLibrus, val onSuccess: () -> Unit) : LibrusSynergia(data) {
+    companion object {
+        const val TAG = "LibrusSynergiaHomework"
+    }
+
+    init {
+        synergiaGet(TAG, "moje_zadania", method = POST, parameters = mapOf(
+                "dataOd" to
+                        if (data.profile?.empty != false)
+                            profile!!.getSemesterStart(1).stringY_m_d
+                        else
+                            Date.getToday().stringY_m_d,
+                "dataDo" to profile!!.getSemesterEnd(profile?.currentSemester ?: 2).stringY_m_d,
+                "przedmiot" to -1
+
+        )) { text ->
+            val doc = Jsoup.parse(text)
+
+            doc.select("table.myHomeworkTable > tbody").firstOrNull()?.also { homeworkTable ->
+                val homeworkElements = homeworkTable.children()
+
+                val graphElements = doc.select("table[border].center td[align=left] tbody").first().children()
+
+                homeworkElements.forEachIndexed { i, el ->
+                    val elements = el.children()
+
+                    val subjectName = elements[0].text().trim()
+                    val subjectId = data.subjectList.singleOrNull { it.longName == subjectName }?.id
+                            ?: -1
+                    val teacherName = elements[1].text().trim()
+                    val teacherId = data.teacherList.singleOrNull { teacherName == it.fullName }?.id
+                            ?: -1
+                    val topic = elements[2].text().trim()
+                    val addedDate = Date.fromY_m_d(elements[4].text().trim()).inMillis
+                    val eventDate = Date.fromY_m_d(elements[6].text().trim())
+                    val id = "/podglad/([0-9]+)'".toRegex().find(
+                            elements[9].select("input").attr("onclick")
+                    )?.get(1)?.toLong() ?: return@forEachIndexed
+                    val startTime = data.lessonList.singleOrNull {
+                        it.weekDay == eventDate.weekDay && it.subjectId == subjectId
+                    }?.startTime
+
+                    val moreInfo = graphElements[2 * i + 1].select("td[title]")
+                            .attr("title").trim()
+                    val description = "Treść: (.*)".toRegex(RegexOption.DOT_MATCHES_ALL).find(moreInfo)
+                            ?.get(1)?.replace("<br.*/>".toRegex(), "\n")?.trim()
+
+                    val notified = when (profile?.empty) {
+                        true -> true
+                        false -> Date.getToday() < eventDate
+                        else -> false
+                    }
+
+                    val eventObject = Event(
+                            profileId,
+                            id,
+                            eventDate,
+                            startTime,
+                            "$topic\n$description",
+                            -1,
+                            Event.TYPE_HOMEWORK,
+                            false,
+                            teacherId,
+                            subjectId,
+                            data.teamClass?.id ?: -1
+                    )
+
+                    data.eventList.add(eventObject)
+                    data.metadataList.add(Metadata(
+                            profileId,
+                            Metadata.TYPE_HOMEWORK,
+                            id,
+                            notified,
+                            notified,
+                            addedDate
+                    ))
+                }
+            }
+
+            // because this requires a synergia login (2 more requests) sync this every two hours or if explicit :D
+            data.setSyncNext(ENDPOINT_LIBRUS_SYNERGIA_HOMEWORK, 2 * HOUR, DRAWER_ITEM_HOMEWORK)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/synergia/LibrusSynergiaInfo.kt

@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) Kacper Ziubryniewicz 2019-10-23
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.synergia
+
+import org.jsoup.Jsoup
+import pl.szczodrzynski.edziennik.MONTH
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.ENDPOINT_LIBRUS_SYNERGIA_INFO
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusSynergia
+
+class LibrusSynergiaInfo(override val data: DataLibrus, val onSuccess: () -> Unit) : LibrusSynergia(data) {
+    companion object {
+        const val TAG = "LibrusSynergiaInfo"
+    }
+
+    init {
+        synergiaGet(TAG, "informacja") { text ->
+            val doc = Jsoup.parse(text)
+
+            doc.select("table.form tbody").firstOrNull()?.children()?.also { info ->
+                val studentNumber = info[2].select("td").text().trim().toIntOrNull()
+
+                studentNumber?.also {
+                    data.profile?.studentNumber = it
+                }
+            }
+
+            data.setSyncNext(ENDPOINT_LIBRUS_SYNERGIA_INFO, MONTH)
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/synergia/LibrusSynergiaMarkAllAnnouncementsAsRead.kt

@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) Kacper Ziubryniewicz 2019-10-26
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.synergia
+
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusSynergia
+
+class LibrusSynergiaMarkAllAnnouncementsAsRead(override val data: DataLibrus, val onSuccess: () -> Unit) : LibrusSynergia(data) {
+    companion object {
+        const val TAG = "LibrusSynergiaMarkAllAnnouncementsAsRead"
+    }
+
+    init {
+        synergiaGet(TAG, "ogloszenia") {
+            onSuccess()
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/data/synergia/LibrusSynergiaTemplate.kt

@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) Kacper Ziubryniewicz 2019-10-23
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.data.synergia
+
+import org.jsoup.Jsoup
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusSynergia
+import pl.szczodrzynski.edziennik.data.db.modules.api.SYNC_ALWAYS
+
+class LibrusSynergiaTemplate(override val data: DataLibrus, val onSuccess: () -> Unit) : LibrusSynergia(data) {
+    companion object {
+        const val TAG = "LibrusSynergia"
+    }
+
+    init {
+        /* synergiaGet(TAG, "") { text ->
+            val doc = Jsoup.parse(text)
+
+            data.setSyncNext(ENDPOINT_LIBRUS_SYNERGIA_, SYNC_ALWAYS)
+            onSuccess()
+        } */
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/firstlogin/LibrusFirstLogin.kt

@@ -0,0 +1,91 @@
+package pl.szczodrzynski.edziennik.api.v2.librus.firstlogin
+
+import org.greenrobot.eventbus.EventBus
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.ERROR_NO_STUDENTS_IN_ACCOUNT
+import pl.szczodrzynski.edziennik.api.v2.LIBRUS_ACCOUNTS_URL
+import pl.szczodrzynski.edziennik.api.v2.LOGIN_MODE_LIBRUS_EMAIL
+import pl.szczodrzynski.edziennik.api.v2.events.FirstLoginFinishedEvent
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusPortal
+import pl.szczodrzynski.edziennik.api.v2.librus.login.LibrusLoginApi
+import pl.szczodrzynski.edziennik.api.v2.librus.login.LibrusLoginPortal
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.data.api.AppError.CODE_LIBRUS_DISCONNECTED
+import pl.szczodrzynski.edziennik.data.api.AppError.CODE_SYNERGIA_NOT_ACTIVATED
+import pl.szczodrzynski.edziennik.data.db.modules.profiles.Profile
+
+class LibrusFirstLogin(val data: DataLibrus, val onSuccess: () -> Unit) {
+    companion object {
+        private const val TAG = "LibrusFirstLogin"
+    }
+
+    private val portal = LibrusPortal(data)
+    private val api = LibrusApi(data)
+    private val profileList = mutableListOf<Profile>()
+
+    init {
+        if (data.loginStore.mode == LOGIN_MODE_LIBRUS_EMAIL) {
+            // email login: use Portal for account list
+            LibrusLoginPortal(data) {
+                portal.portalGet(TAG, LIBRUS_ACCOUNTS_URL) { json, response ->
+                    val accounts = json.getJsonArray("accounts")
+
+                    if (accounts == null || accounts.size() < 1) {
+                        data.error(ApiError(TAG, ERROR_NO_STUDENTS_IN_ACCOUNT)
+                                .withResponse(response)
+                                .withApiResponse(json))
+                        return@portalGet
+                    }
+                    val accountDataTime = json.getLong("lastModification")
+
+                    for (accountEl in accounts) {
+                        val account = accountEl.asJsonObject
+
+                        val state = account.getString("state")
+                        when (state) {
+                            "requiring_an_action" -> CODE_LIBRUS_DISCONNECTED
+                            "need-activation" -> CODE_SYNERGIA_NOT_ACTIVATED
+                            else -> null
+                        }?.let { errorCode ->
+                            data.error(ApiError(TAG, errorCode)
+                                    .withApiResponse(json)
+                                    .withResponse(response))
+                            return@portalGet
+                        }
+
+                        val id = account.getInt("id") ?: continue
+                        val login = account.getString("login") ?: continue
+                        val token = account.getString("accessToken") ?: continue
+                        val tokenTime = (accountDataTime ?: 0) + DAY
+                        val name = account.getString("studentName")?.fixName() ?: ""
+
+                        val profile = Profile()
+                        profile.studentNameLong = name
+                        profile.studentNameShort = name.getShortName()
+                        profile.name = profile.studentNameLong
+                        profile.subname = data.portalEmail
+                        profile.empty = true
+                        profile.putStudentData("accountId", id)
+                        profile.putStudentData("accountLogin", login)
+                        profile.putStudentData("accountToken", token)
+                        profile.putStudentData("accountTokenTime", tokenTime)
+                        profileList.add(profile)
+                    }
+
+                    EventBus.getDefault().post(FirstLoginFinishedEvent(profileList, data.loginStore))
+                    onSuccess()
+                }
+            }
+        }
+        else {
+            // synergia or JST login: use Api for account info
+            LibrusLoginApi(data) {
+                api.apiGet(TAG, "Me") { json ->
+
+                }
+            }
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/login/LibrusLogin.kt

@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-5.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.login
+
+import pl.szczodrzynski.edziennik.R
+import pl.szczodrzynski.edziennik.api.v2.LOGIN_METHOD_LIBRUS_API
+import pl.szczodrzynski.edziennik.api.v2.LOGIN_METHOD_LIBRUS_MESSAGES
+import pl.szczodrzynski.edziennik.api.v2.LOGIN_METHOD_LIBRUS_PORTAL
+import pl.szczodrzynski.edziennik.api.v2.LOGIN_METHOD_LIBRUS_SYNERGIA
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.utils.Utils
+
+class LibrusLogin(val data: DataLibrus, val onSuccess: () -> Unit) {
+    companion object {
+        private const val TAG = "LibrusLogin"
+    }
+
+    private var cancelled = false
+
+    init {
+        nextLoginMethod(onSuccess)
+    }
+
+    private fun nextLoginMethod(onSuccess: () -> Unit) {
+        if (data.targetLoginMethodIds.isEmpty()) {
+            onSuccess()
+            return
+        }
+        if (cancelled) {
+            onSuccess()
+            return
+        }
+        useLoginMethod(data.targetLoginMethodIds.removeAt(0)) { usedMethodId ->
+            data.progress(data.progressStep)
+            if (usedMethodId != -1)
+                data.loginMethods.add(usedMethodId)
+            nextLoginMethod(onSuccess)
+        }
+    }
+
+    private fun useLoginMethod(loginMethodId: Int, onSuccess: (usedMethodId: Int) -> Unit) {
+        // this should never be true
+        if (data.loginMethods.contains(loginMethodId)) {
+            onSuccess(-1)
+            return
+        }
+        Utils.d(TAG, "Using login method $loginMethodId")
+        when (loginMethodId) {
+            LOGIN_METHOD_LIBRUS_PORTAL -> {
+                data.startProgress(R.string.edziennik_progress_login_librus_portal)
+                LibrusLoginPortal(data) { onSuccess(loginMethodId) }
+            }
+            LOGIN_METHOD_LIBRUS_API -> {
+                data.startProgress(R.string.edziennik_progress_login_librus_api)
+                LibrusLoginApi(data) { onSuccess(loginMethodId) }
+            }
+            LOGIN_METHOD_LIBRUS_SYNERGIA -> {
+                data.startProgress(R.string.edziennik_progress_login_librus_synergia)
+                LibrusLoginSynergia(data) { onSuccess(loginMethodId) }
+            }
+            LOGIN_METHOD_LIBRUS_MESSAGES -> {
+                data.startProgress(R.string.edziennik_progress_login_librus_messages)
+                LibrusLoginMessages(data) { onSuccess(loginMethodId) }
+            }
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/login/LibrusLoginApi.kt

@@ -0,0 +1,244 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-20.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.login
+
+import com.google.gson.JsonObject
+import im.wangchao.mhttp.Request
+import im.wangchao.mhttp.Response
+import im.wangchao.mhttp.body.MediaTypeUtils
+import im.wangchao.mhttp.callback.JsonCallbackHandler
+import pl.szczodrzynski.edziennik.api.v2.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.getInt
+import pl.szczodrzynski.edziennik.getString
+import pl.szczodrzynski.edziennik.getUnixDate
+import pl.szczodrzynski.edziennik.utils.Utils.d
+import java.net.HttpURLConnection.HTTP_BAD_REQUEST
+import java.net.HttpURLConnection.HTTP_UNAUTHORIZED
+
+class LibrusLoginApi {
+    companion object {
+        private const val TAG = "LoginLibrusApi"
+    }
+
+    private lateinit var data: DataLibrus
+    private lateinit var onSuccess: () -> Unit
+
+    /* do NOT move this to primary constructor */
+    constructor(data: DataLibrus, onSuccess: () -> Unit) {
+        this.data = data
+        this.onSuccess = onSuccess
+
+        if (data.loginStore.mode == LOGIN_MODE_LIBRUS_EMAIL && data.profile == null) {
+            data.error(ApiError(TAG, ERROR_PROFILE_MISSING))
+            return
+        }
+
+        if (data.isApiLoginValid()) {
+            onSuccess()
+        }
+        else {
+            when (data.loginStore.mode) {
+                LOGIN_MODE_LIBRUS_EMAIL -> loginWithPortal()
+                LOGIN_MODE_LIBRUS_SYNERGIA -> loginWithSynergia()
+                LOGIN_MODE_LIBRUS_JST -> loginWithJst()
+                else -> {
+                    data.error(ApiError(TAG, ERROR_INVALID_LOGIN_MODE))
+                }
+            }
+        }
+    }
+
+    private fun loginWithPortal() {
+        if (!data.loginMethods.contains(LOGIN_METHOD_LIBRUS_PORTAL)) {
+            data.error(ApiError(TAG, ERROR_LOGIN_METHOD_NOT_SATISFIED))
+            return
+        }
+        SynergiaTokenExtractor(data) {
+            onSuccess()
+        }
+    }
+
+    private fun copyFromLoginStore() {
+        data.loginStore.data?.apply {
+            if (has("accountLogin")) {
+                data.apiLogin = getString("accountLogin")
+                remove("accountLogin")
+            }
+            if (has("accountPassword")) {
+                data.apiPassword = getString("accountPassword")
+                remove("accountPassword")
+            }
+            if (has("accountCode")) {
+                data.apiCode = getString("accountCode")
+                remove("accountCode")
+            }
+            if (has("accountPin")) {
+                data.apiPin = getString("accountPin")
+                remove("accountPin")
+            }
+        }
+    }
+
+    private fun loginWithSynergia() {
+        copyFromLoginStore()
+        if (data.apiRefreshToken != null) {
+            // refresh a Synergia token
+            synergiaRefreshToken()
+        }
+        else if (data.apiLogin != null && data.apiPassword != null) {
+            synergiaGetToken()
+        }
+        else {
+            // cannot log in: token expired, no login data present
+            data.error(ApiError(TAG, ERROR_LOGIN_DATA_MISSING))
+        }
+    }
+
+    private fun loginWithJst() {
+        copyFromLoginStore()
+
+        if (data.apiRefreshToken != null) {
+            // refresh a JST token
+            jstRefreshToken()
+        }
+        else if (data.apiCode != null && data.apiPin != null) {
+            // get a JST token from Code and PIN
+            jstGetToken()
+        }
+        else {
+            // cannot log in: token expired, no login data present
+            data.error(ApiError(TAG, ERROR_LOGIN_DATA_MISSING))
+        }
+    }
+
+    private val tokenCallback = object : JsonCallbackHandler() {
+        override fun onSuccess(json: JsonObject?, response: Response?) {
+            if (json == null) {
+                data.error(ApiError(TAG, ERROR_RESPONSE_EMPTY)
+                        .withResponse(response))
+                return
+            }
+            if (response?.code() != 200) json.getString("error")?.let { error ->
+                when (error) {
+                    "librus_captcha_needed" -> ERROR_LOGIN_LIBRUS_API_CAPTCHA_NEEDED
+                    "connection_problems" -> ERROR_LOGIN_LIBRUS_API_CONNECTION_PROBLEMS
+                    "invalid_client" -> ERROR_LOGIN_LIBRUS_API_INVALID_CLIENT
+                    "librus_reg_accept_needed" -> ERROR_LOGIN_LIBRUS_API_REG_ACCEPT_NEEDED
+                    "librus_change_password_error" -> ERROR_LOGIN_LIBRUS_API_CHANGE_PASSWORD_ERROR
+                    "librus_password_change_required" -> ERROR_LOGIN_LIBRUS_API_PASSWORD_CHANGE_REQUIRED
+                    "invalid_grant" -> ERROR_LOGIN_LIBRUS_API_INVALID_LOGIN
+                    else -> ERROR_LOGIN_LIBRUS_API_OTHER
+                }.let { errorCode ->
+                    data.error(ApiError(TAG, errorCode)
+                            .withApiResponse(json)
+                            .withResponse(response))
+                    return
+                }
+            }
+
+            try {
+                data.apiAccessToken = json.getString("access_token")
+                data.apiRefreshToken = json.getString("refresh_token")
+                data.apiTokenExpiryTime = response.getUnixDate() + json.getInt("expires_in", 86400)
+                onSuccess()
+            } catch (e: NullPointerException) {
+                data.error(ApiError(TAG, EXCEPTION_LOGIN_LIBRUS_API_TOKEN)
+                        .withResponse(response)
+                        .withThrowable(e)
+                        .withApiResponse(json))
+            }
+        }
+
+        override fun onFailure(response: Response?, throwable: Throwable?) {
+            data.error(ApiError(TAG, ERROR_REQUEST_FAILURE)
+                    .withResponse(response)
+                    .withThrowable(throwable))
+        }
+    }
+
+    private fun synergiaGetToken() {
+        d(TAG, "Request: Librus/Login/Api - $LIBRUS_API_TOKEN_URL")
+
+        Request.builder()
+                .url(LIBRUS_API_TOKEN_URL)
+                .userAgent(LIBRUS_USER_AGENT)
+                .addParameter("grant_type", "password")
+                .addParameter("username", data.apiLogin)
+                .addParameter("password", data.apiPassword)
+                .addParameter("librus_long_term_token", "1")
+                .addParameter("librus_rules_accepted", "1")
+                .addHeader("Authorization", "Basic $LIBRUS_API_AUTHORIZATION")
+                .contentType(MediaTypeUtils.APPLICATION_FORM)
+                .post()
+                .allowErrorCode(HTTP_BAD_REQUEST)
+                .allowErrorCode(HTTP_UNAUTHORIZED)
+                .callback(tokenCallback)
+                .build()
+                .enqueue()
+    }
+    private fun synergiaRefreshToken() {
+        d(TAG, "Request: Librus/Login/Api - $LIBRUS_API_TOKEN_URL")
+
+        Request.builder()
+                .url(LIBRUS_API_TOKEN_URL)
+                .userAgent(LIBRUS_USER_AGENT)
+                .addParameter("grant_type", "refresh_token")
+                .addParameter("refresh_token", data.apiRefreshToken)
+                .addParameter("librus_long_term_token", "1")
+                .addParameter("librus_rules_accepted", "1")
+                .addHeader("Authorization", "Basic $LIBRUS_API_AUTHORIZATION")
+                .contentType(MediaTypeUtils.APPLICATION_FORM)
+                .post()
+                .allowErrorCode(HTTP_BAD_REQUEST)
+                .allowErrorCode(HTTP_UNAUTHORIZED)
+                .callback(tokenCallback)
+                .build()
+                .enqueue()
+    }
+    private fun jstGetToken() {
+        d(TAG, "Request: Librus/Login/Api - $LIBRUS_API_TOKEN_JST_URL")
+
+        Request.builder()
+                .url(LIBRUS_API_TOKEN_JST_URL)
+                .userAgent(LIBRUS_USER_AGENT)
+                .addParameter("grant_type", "implicit_grant")
+                .addParameter("client_id", LIBRUS_API_CLIENT_ID_JST)
+                .addParameter("secret", LIBRUS_API_SECRET_JST)
+                .addParameter("code", data.apiCode)
+                .addParameter("pin", data.apiPin)
+                .addParameter("librus_rules_accepted", "1")
+                .addParameter("librus_mobile_rules_accepted", "1")
+                .addParameter("librus_long_term_token", "1")
+                .contentType(MediaTypeUtils.APPLICATION_FORM)
+                .post()
+                .allowErrorCode(HTTP_BAD_REQUEST)
+                .allowErrorCode(HTTP_UNAUTHORIZED)
+                .callback(tokenCallback)
+                .build()
+                .enqueue()
+    }
+    private fun jstRefreshToken() {
+        d(TAG, "Request: Librus/Login/Api - $LIBRUS_API_TOKEN_JST_URL")
+
+        Request.builder()
+                .url(LIBRUS_API_TOKEN_JST_URL)
+                .userAgent(LIBRUS_USER_AGENT)
+                .addParameter("grant_type", "refresh_token")
+                .addParameter("client_id", LIBRUS_API_CLIENT_ID_JST)
+                .addParameter("refresh_token", data.apiRefreshToken)
+                .addParameter("librus_long_term_token", "1")
+                .addParameter("mobile_app_accept_rules", "1")
+                .addParameter("synergy_accept_rules", "1")
+                .contentType(MediaTypeUtils.APPLICATION_FORM)
+                .post()
+                .allowErrorCode(HTTP_BAD_REQUEST)
+                .allowErrorCode(HTTP_UNAUTHORIZED)
+                .callback(tokenCallback)
+                .build()
+                .enqueue()
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/login/LibrusLoginMessages.kt

@@ -0,0 +1,106 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-20.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.login
+
+import im.wangchao.mhttp.Request
+import im.wangchao.mhttp.Response
+import im.wangchao.mhttp.callback.TextCallbackHandler
+import okhttp3.Cookie
+import pl.szczodrzynski.edziennik.api.v2.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.getUnixDate
+import pl.szczodrzynski.edziennik.utils.Utils
+import pl.szczodrzynski.edziennik.utils.Utils.d
+
+class LibrusLoginMessages(val data: DataLibrus, val onSuccess: () -> Unit) {
+    companion object {
+        private const val TAG = "LoginLibrusMessages"
+    }
+
+    init { run {
+        if (data.profile == null) {
+            data.error(ApiError(TAG, ERROR_PROFILE_MISSING))
+            return@run
+        }
+
+        if (data.isMessagesLoginValid()) {
+            data.app.cookieJar.saveFromResponse(null, listOf(
+                    Cookie.Builder()
+                            .name("DZIENNIKSID")
+                            .value(data.messagesSessionId!!)
+                            .domain("wiadomosci.librus.pl")
+                            .secure().httpOnly().build()
+            ))
+            onSuccess()
+        }
+        else {
+            data.app.cookieJar.clearForDomain("wiadomosci.librus.pl")
+            if (data.loginMethods.contains(LOGIN_METHOD_LIBRUS_SYNERGIA)) {
+                loginWithSynergia()
+            }
+            else if (data.apiLogin != null && data.apiPassword != null && false) {
+                loginWithCredentials()
+            }
+            else {
+                data.error(ApiError(TAG, ERROR_LOGIN_DATA_MISSING))
+            }
+        }
+    }}
+
+    /**
+     * XML (Flash messages website) login method. Uses a Synergia login and password.
+     */
+    private fun loginWithCredentials() {
+
+    }
+
+    /**
+     * A login method using the Synergia website (/wiadomosci2 Auto Login).
+     */
+    private fun loginWithSynergia(url: String = "https://synergia.librus.pl/wiadomosci2") {
+        d(TAG, "Request: Librus/Login/Messages - $url")
+
+        val callback = object : TextCallbackHandler() {
+            override fun onSuccess(text: String?, response: Response?) {
+                val location = response?.headers()?.get("Location")
+                when {
+                    location?.contains("MultiDomainLogon") == true -> loginWithSynergia(location)
+                    location?.contains("AutoLogon") == true -> {
+                        var sessionId = data.app.cookieJar.getCookie("wiadomosci.librus.pl", "DZIENNIKSID")
+                        sessionId = sessionId?.replace("-MAINT", "")
+                        if (sessionId == null) {
+                            data.error(ApiError(TAG, ERROR_LOGIN_LIBRUS_MESSAGES_NO_SESSION_ID)
+                                    .withResponse(response)
+                                    .withApiResponse(text))
+                            return
+                        }
+                        data.messagesSessionId = sessionId
+                        data.messagesSessionIdExpiryTime = response.getUnixDate() + 45 * 60 /* 45min */
+                        onSuccess()
+                    }
+
+                    text?.contains("eAccessDeny") == true -> data.error(TAG, ERROR_LIBRUS_MESSAGES_ACCESS_DENIED, response, text)
+                    text?.contains("stop.png") == true -> data.error(TAG, ERROR_LIBRUS_SYNERGIA_ACCESS_DENIED, response, text)
+                }
+            }
+
+            override fun onFailure(response: Response?, throwable: Throwable?) {
+                data.error(ApiError(TAG, ERROR_REQUEST_FAILURE)
+                        .withResponse(response)
+                        .withThrowable(throwable))
+            }
+        }
+
+        Request.builder()
+                .url(url)
+                .userAgent(SYNERGIA_USER_AGENT)
+                .get()
+                .callback(callback)
+                .withClient(data.app.httpLazy)
+                .build()
+                .enqueue()
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/login/LibrusLoginPortal.kt

@@ -0,0 +1,216 @@
+package pl.szczodrzynski.edziennik.api.v2.librus.login
+
+import android.util.Pair
+import com.google.gson.JsonObject
+import im.wangchao.mhttp.Request
+import im.wangchao.mhttp.Response
+import im.wangchao.mhttp.body.MediaTypeUtils
+import im.wangchao.mhttp.callback.JsonCallbackHandler
+import im.wangchao.mhttp.callback.TextCallbackHandler
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.utils.Utils
+import pl.szczodrzynski.edziennik.utils.Utils.d
+import java.net.HttpURLConnection.HTTP_UNAUTHORIZED
+import java.util.ArrayList
+import java.util.regex.Pattern
+
+class LibrusLoginPortal(val data: DataLibrus, val onSuccess: () -> Unit) {
+    companion object {
+        private const val TAG = "LoginLibrusPortal"
+    }
+
+    init { run {
+        if (data.loginStore.mode != LOGIN_MODE_LIBRUS_EMAIL) {
+            data.error(ApiError(TAG, ERROR_INVALID_LOGIN_MODE))
+            return@run
+        }
+        if (data.portalEmail == null || data.portalPassword == null) {
+            data.error(ApiError(TAG, ERROR_LOGIN_DATA_MISSING))
+            return@run
+        }
+
+        // succeed having a non-expired access token and a refresh token
+        if (data.isPortalLoginValid()) {
+            onSuccess()
+        }
+        else if (data.portalRefreshToken != null) {
+            data.app.cookieJar.clearForDomain("portal.librus.pl")
+            accessToken(null, data.portalRefreshToken)
+        }
+        else {
+            data.app.cookieJar.clearForDomain("portal.librus.pl")
+            authorize(LIBRUS_AUTHORIZE_URL)
+        }
+    }}
+
+    private fun authorize(url: String?) {
+        d(TAG, "Request: Librus/Login/Portal - $url")
+
+        Request.builder()
+                .url(url)
+                .userAgent(LIBRUS_USER_AGENT)
+                .withClient(data.app.httpLazy)
+                .callback(object : TextCallbackHandler() {
+                    override fun onSuccess(json: String, response: Response) {
+                        val location = response.headers().get("Location")
+                        if (location != null) {
+                            val authMatcher = Pattern.compile("http://localhost/bar\\?code=([A-z0-9]+?)$", Pattern.DOTALL or Pattern.MULTILINE).matcher(location)
+                            if (authMatcher.find()) {
+                                accessToken(authMatcher.group(1), null)
+                            } else {
+                                authorize(location)
+                            }
+                        } else {
+                            val csrfMatcher = Pattern.compile("name=\"csrf-token\" content=\"([A-z0-9=+/\\-_]+?)\"", Pattern.DOTALL).matcher(json)
+                            if (csrfMatcher.find()) {
+                                login(csrfMatcher.group(1))
+                            } else {
+                                data.error(ApiError(TAG, ERROR_LOGIN_LIBRUS_PORTAL_CSRF_MISSING)
+                                        .withResponse(response)
+                                        .withApiResponse(json))
+                            }
+                        }
+                    }
+
+                    override fun onFailure(response: Response, throwable: Throwable) {
+                        data.error(ApiError(TAG, ERROR_REQUEST_FAILURE)
+                                .withResponse(response)
+                                .withThrowable(throwable))
+                    }
+                })
+                .build()
+                .enqueue()
+    }
+
+    private fun login(csrfToken: String) {
+        d(TAG, "Request: Librus/Login/Portal - $LIBRUS_LOGIN_URL")
+
+        Request.builder()
+                .url(LIBRUS_LOGIN_URL)
+                .userAgent(LIBRUS_USER_AGENT)
+                .addParameter("email", data.portalEmail)
+                .addParameter("password", data.portalPassword)
+                .addHeader("X-CSRF-TOKEN", csrfToken)
+                .contentType(MediaTypeUtils.APPLICATION_JSON)
+                .post()
+                .callback(object : JsonCallbackHandler() {
+                    override fun onSuccess(json: JsonObject?, response: Response) {
+                        if (json == null) {
+                            if (response.parserErrorBody?.contains("wciąż nieaktywne") == true) {
+                                data.error(ApiError(TAG, ERROR_LOGIN_LIBRUS_PORTAL_NOT_ACTIVATED)
+                                        .withResponse(response))
+                                return
+                            }
+                            data.error(ApiError(TAG, ERROR_RESPONSE_EMPTY)
+                                    .withResponse(response))
+                            return
+                        }
+                        if (json.get("errors") != null) {
+                            data.error(ApiError(TAG, ERROR_LOGIN_LIBRUS_PORTAL_ACTION_ERROR)
+                                    .withResponse(response)
+                                    .withApiResponse(json))
+                            return
+                        }
+                        authorize(json.getString("redirect", LIBRUS_AUTHORIZE_URL))
+                    }
+
+                    override fun onFailure(response: Response, throwable: Throwable) {
+                        if (response.code() == 403 || response.code() == 401) {
+                            data.error(ApiError(TAG, ERROR_LOGIN_DATA_INVALID)
+                                    .withResponse(response)
+                                    .withThrowable(throwable))
+                            return
+                        }
+                        data.error(ApiError(TAG, ERROR_REQUEST_FAILURE)
+                                .withResponse(response)
+                                .withThrowable(throwable))
+                    }
+                })
+                .build()
+                .enqueue()
+    }
+
+    private var refreshTokenFailed = false
+    private fun accessToken(code: String?, refreshToken: String?) {
+        d(TAG, "Request: Librus/Login/Portal - $LIBRUS_TOKEN_URL")
+
+        val onSuccess = { json: JsonObject, response: Response? ->
+            data.portalAccessToken = json.getString("access_token")
+            data.portalRefreshToken = json.getString("refresh_token")
+            data.portalTokenExpiryTime = response.getUnixDate() + json.getInt("expires_in", 86400)
+            onSuccess()
+        }
+
+        val callback = object : JsonCallbackHandler() {
+            override fun onSuccess(json: JsonObject?, response: Response?) {
+                if (json == null) {
+                    data.error(TAG, ERROR_RESPONSE_EMPTY, response)
+                    return
+                }
+                val error = if (response?.code() == 200) null else
+                    json.getString("hint")
+                error?.let { code ->
+                    when (code) {
+                        "Authorization code has expired" -> ERROR_LOGIN_LIBRUS_PORTAL_CODE_EXPIRED
+                        "Authorization code has been revoked" -> ERROR_LOGIN_LIBRUS_PORTAL_CODE_REVOKED
+                        "Cannot decrypt the refresh token" -> ERROR_LOGIN_LIBRUS_PORTAL_REFRESH_INVALID
+                        "Token has been revoked" -> ERROR_LOGIN_LIBRUS_PORTAL_REFRESH_REVOKED
+                        "Check the `client_id` parameter" -> ERROR_LOGIN_LIBRUS_PORTAL_NO_CLIENT_ID
+                        "Check the `code` parameter" -> ERROR_LOGIN_LIBRUS_PORTAL_NO_CODE
+                        "Check the `refresh_token` parameter" -> ERROR_LOGIN_LIBRUS_PORTAL_NO_REFRESH
+                        "Check the `redirect_uri` parameter" -> ERROR_LOGIN_LIBRUS_PORTAL_NO_REDIRECT
+                        else -> when (json.getString("error")) {
+                            "unsupported_grant_type" -> ERROR_LOGIN_LIBRUS_PORTAL_UNSUPPORTED_GRANT
+                            "invalid_client" -> ERROR_LOGIN_LIBRUS_PORTAL_INVALID_CLIENT_ID
+                            else -> ERROR_LOGIN_LIBRUS_PORTAL_OTHER
+                        }
+                    }.let { errorCode ->
+                        data.error(ApiError(TAG, errorCode)
+                                .withApiResponse(json)
+                                .withResponse(response))
+                        return
+                    }
+                }
+
+                try {
+                    onSuccess(json, response)
+                } catch (e: NullPointerException) {
+                    data.error(ApiError(TAG, EXCEPTION_LOGIN_LIBRUS_PORTAL_TOKEN)
+                            .withResponse(response)
+                            .withThrowable(e)
+                            .withApiResponse(json))
+                }
+            }
+
+            override fun onFailure(response: Response?, throwable: Throwable?) {
+                data.error(ApiError(TAG, ERROR_REQUEST_FAILURE)
+                        .withResponse(response)
+                        .withThrowable(throwable))
+            }
+        }
+
+        val params = ArrayList<Pair<String, Any>>()
+        params.add(Pair("client_id", LIBRUS_CLIENT_ID))
+        if (code != null) {
+            params.add(Pair("grant_type", "authorization_code"))
+            params.add(Pair("code", code))
+            params.add(Pair("redirect_uri", LIBRUS_REDIRECT_URL))
+        } else if (refreshToken != null) {
+            params.add(Pair("grant_type", "refresh_token"))
+            params.add(Pair("refresh_token", refreshToken))
+        }
+
+        Request.builder()
+                .url(LIBRUS_TOKEN_URL)
+                .userAgent(LIBRUS_USER_AGENT)
+                .addParams(params)
+                .post()
+                .allowErrorCode(HTTP_UNAUTHORIZED)
+                .callback(callback)
+                .build()
+                .enqueue()
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/login/LibrusLoginSynergia.kt

@@ -0,0 +1,128 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-9-20.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.librus.login
+
+import com.google.gson.JsonObject
+import im.wangchao.mhttp.Request
+import im.wangchao.mhttp.Response
+import im.wangchao.mhttp.callback.JsonCallbackHandler
+import im.wangchao.mhttp.callback.TextCallbackHandler
+import okhttp3.Cookie
+import pl.szczodrzynski.edziennik.api.v2.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusApi
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.getString
+import pl.szczodrzynski.edziennik.getUnixDate
+import pl.szczodrzynski.edziennik.utils.Utils
+import pl.szczodrzynski.edziennik.utils.Utils.d
+import java.net.HttpURLConnection
+
+class LibrusLoginSynergia(override val data: DataLibrus, val onSuccess: () -> Unit) : LibrusApi(data) {
+    companion object {
+        private const val TAG = "LoginLibrusSynergia"
+    }
+
+    init { run {
+        if (data.profile == null) {
+            data.error(ApiError(TAG, ERROR_PROFILE_MISSING))
+            return@run
+        }
+
+        if (data.isSynergiaLoginValid()) {
+            data.app.cookieJar.saveFromResponse(null, listOf(
+                    Cookie.Builder()
+                            .name("DZIENNIKSID")
+                            .value(data.synergiaSessionId!!)
+                            .domain("synergia.librus.pl")
+                            .secure().httpOnly().build()
+            ))
+            onSuccess()
+        }
+        else {
+            data.app.cookieJar.clearForDomain("synergia.librus.pl")
+            if (data.loginMethods.contains(LOGIN_METHOD_LIBRUS_API)) {
+                loginWithApi()
+            }
+            else if (data.apiLogin != null && data.apiPassword != null && false) {
+                loginWithCredentials()
+            }
+            else {
+                data.error(ApiError(TAG, ERROR_LOGIN_DATA_MISSING))
+            }
+        }
+    }}
+
+    /**
+     * HTML form-based login method. Uses a Synergia login and password.
+     */
+    private fun loginWithCredentials() {
+
+    }
+
+    /**
+     * A login method using the Synergia API (AutoLoginToken endpoint).
+     */
+    private fun loginWithApi() {
+        d(TAG, "Request: Librus/Login/Synergia - $LIBRUS_API_URL/AutoLoginToken")
+
+        val onSuccess = { json: JsonObject ->
+            loginWithToken(json.getString("Token"))
+        }
+
+        apiGet(TAG, "AutoLoginToken", POST, null, onSuccess)
+    }
+
+    private fun loginWithToken(token: String?) {
+        if (token == null) {
+            data.error(ApiError(TAG, ERROR_LOGIN_LIBRUS_SYNERGIA_NO_TOKEN))
+            return
+        }
+
+        d(TAG, "Request: Librus/Login/Synergia - " + LIBRUS_SYNERGIA_TOKEN_LOGIN_URL.replace("TOKEN", token) + "/uczen/widok/centrum_powiadomien")
+
+        val callback = object : TextCallbackHandler() {
+            override fun onSuccess(json: String?, response: Response?) {
+                val location = response?.headers()?.get("Location")
+                if (location?.endsWith("centrum_powiadomien") == true) {
+                    val sessionId = data.app.cookieJar.getCookie("synergia.librus.pl", "DZIENNIKSID")
+                    if (sessionId == null) {
+                        data.error(ApiError(TAG, ERROR_LOGIN_LIBRUS_SYNERGIA_NO_SESSION_ID)
+                                .withResponse(response)
+                                .withApiResponse(json))
+                        return
+                    }
+                    data.synergiaSessionId = sessionId
+                    data.synergiaSessionIdExpiryTime = response.getUnixDate() + 45 * 60 /* 45min */
+                    onSuccess()
+                }
+                else {
+                    data.error(ApiError(TAG, ERROR_LOGIN_LIBRUS_SYNERGIA_TOKEN_INVALID)
+                            .withResponse(response)
+                            .withApiResponse(json))
+                }
+            }
+
+            override fun onFailure(response: Response?, throwable: Throwable?) {
+                data.error(ApiError(TAG, ERROR_REQUEST_FAILURE)
+                        .withResponse(response)
+                        .withThrowable(throwable))
+            }
+        }
+
+        data.app.cookieJar.clearForDomain("synergia.librus.pl")
+        Request.builder()
+                .url(LIBRUS_SYNERGIA_TOKEN_LOGIN_URL.replace("TOKEN", token) + "/uczen/widok/centrum_powiadomien")
+                .userAgent(LIBRUS_USER_AGENT)
+                .get()
+                .allowErrorCode(HttpURLConnection.HTTP_BAD_REQUEST)
+                .allowErrorCode(HttpURLConnection.HTTP_FORBIDDEN)
+                .allowErrorCode(HttpURLConnection.HTTP_UNAUTHORIZED)
+                .callback(callback)
+                .withClient(data.app.httpLazy)
+                .build()
+                .enqueue()
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/librus/login/SynergiaTokenExtractor.kt

@@ -0,0 +1,73 @@
+package pl.szczodrzynski.edziennik.api.v2.librus.login
+
+import com.google.gson.JsonObject
+import im.wangchao.mhttp.Response
+import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.api.v2.*
+import pl.szczodrzynski.edziennik.api.v2.librus.DataLibrus
+import pl.szczodrzynski.edziennik.api.v2.librus.data.LibrusPortal
+import pl.szczodrzynski.edziennik.api.v2.models.ApiError
+import pl.szczodrzynski.edziennik.utils.Utils.d
+
+class SynergiaTokenExtractor(override val data: DataLibrus, val onSuccess: () -> Unit) : LibrusPortal(data) {
+    companion object {
+        private const val TAG = "SynergiaTokenExtractor"
+    }
+
+    init { run {
+        if (data.loginStore.mode != LOGIN_MODE_LIBRUS_EMAIL) {
+            data.error(ApiError(TAG, ERROR_INVALID_LOGIN_MODE))
+            return@run
+        }
+        if (data.profile == null) {
+            data.error(ApiError(TAG, ERROR_PROFILE_MISSING))
+            return@run
+        }
+
+        if (data.apiTokenExpiryTime-30 > currentTimeUnix() && data.apiAccessToken.isNotNullNorEmpty()) {
+            onSuccess()
+        }
+        else {
+            if (!synergiaAccount()) {
+                data.error(ApiError(TAG, ERROR_LOGIN_DATA_MISSING))
+            }
+        }
+    }}
+
+    /**
+     * Get an Api token from the Portal account, using Portal API.
+     * If necessary, refreshes the token.
+     */
+    private fun synergiaAccount(): Boolean {
+
+        val accountLogin = data.apiLogin ?: return false
+        data.portalAccessToken ?: return false
+
+        d(TAG, "Request: Librus/SynergiaTokenExtractor - $LIBRUS_ACCOUNT_URL$accountLogin")
+
+        val onSuccess = { json: JsonObject, response: Response? ->
+            // synergiaAccount is executed when a synergia token needs a refresh
+            val accountId = json.getInt("id")
+            val accountToken = json.getString("accessToken")
+            if (accountId == null || accountToken == null) {
+                data.error(ApiError(TAG, ERROR_LOGIN_LIBRUS_PORTAL_SYNERGIA_TOKEN_MISSING)
+                        .withResponse(response)
+                        .withApiResponse(json))
+            }
+            else {
+                data.apiAccessToken = accountToken
+                data.apiTokenExpiryTime = response.getUnixDate() + 6 * 60 * 60
+
+                // TODO remove this
+                data.profile?.studentNameLong = json.getString("studentName")
+                val nameParts = json.getString("studentName")?.split(" ")
+                data.profile?.studentNameShort = nameParts?.get(0) + " " + nameParts?.get(1)?.get(0)
+
+                onSuccess()
+            }
+        }
+
+        portalGet(TAG, LIBRUS_ACCOUNT_URL+accountLogin, onSuccess = onSuccess)
+        return true
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/api/v2/mobidziennik/DataMobidziennik.kt

@@ -0,0 +1,117 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-10-6.
+ */
+
+package pl.szczodrzynski.edziennik.api.v2.mobidziennik
+
+import android.util.LongSparseArray
+import android.util.SparseArray
+import android.util.SparseIntArray
+import androidx.core.util.isNotEmpty
+import pl.szczodrzynski.edziennik.App
+import pl.szczodrzynski.edziennik.api.v2.LOGIN_METHOD_MOBIDZIENNIK_WEB
+import pl.szczodrzynski.edziennik.api.v2.models.Data
+import pl.szczodrzynski.edziennik.currentTimeUnix
+import pl.szczodrzynski.edziennik.data.db.modules.login.LoginStore
+import pl.szczodrzynski.edziennik.data.db.modules.profiles.Profile
+import pl.szczodrzynski.edziennik.isNotNullNorEmpty
+import pl.szczodrzynski.edziennik.utils.models.Date
+import pl.szczodrzynski.edziennik.utils.models.Time
+
+class DataMobidziennik(app: App, profile: Profile?, loginStore: LoginStore) : Data(app, profile, loginStore) {
+
+    fun isWebLoginValid() = webSessionIdExpiryTime-30 > currentTimeUnix()
+            && webSessionValue.isNotNullNorEmpty()
+            && webSessionKey.isNotNullNorEmpty()
+            && webServerId.isNotNullNorEmpty()
+
+    override fun satisfyLoginMethods() {
+        loginMethods.clear()
+        if (isWebLoginValid()) {
+            loginMethods += LOGIN_METHOD_MOBIDZIENNIK_WEB
+        }
+    }
+
+    val teachersMap = LongSparseArray<String>()
+    val subjectsMap = LongSparseArray<String>()
+
+    val gradeAddedDates = LongSparseArray<Long>()
+    val gradeAverages = LongSparseArray<Float>()
+    val gradeColors = LongSparseArray<Int>()
+
+    private var mLoginServerName: String? = null
+    var loginServerName: String?
+        get() { mLoginServerName = mLoginServerName ?: loginStore.getLoginData("serverName", null); return mLoginServerName }
+        set(value) { loginStore.putLoginData("serverName", value); mLoginServerName = value }
+
+    private var mLoginEmail: String? = null
+    var loginEmail: String?
+        get() { mLoginEmail = mLoginEmail ?: loginStore.getLoginData("email", null); return mLoginEmail }
+        set(value) { loginStore.putLoginData("email", value); mLoginEmail = value }
+
+    private var mLoginUsername: String? = null
+    var loginUsername: String?
+        get() { mLoginUsername = mLoginUsername ?: loginStore.getLoginData("username", null); return mLoginUsername }
+        set(value) { loginStore.putLoginData("username", value); mLoginUsername = value }
+
+    private var mLoginPassword: String? = null
+    var loginPassword: String?
+        get() { mLoginPassword = mLoginPassword ?: loginStore.getLoginData("password", null); return mLoginPassword }
+        set(value) { loginStore.putLoginData("password", value); mLoginPassword = value }
+
+    private var mStudentId: Int? = null
+    var studentId: Int
+        get() { mStudentId = mStudentId ?: profile?.getStudentData("studentId", 0); return mStudentId ?: 0 }
+        set(value) { profile?.putStudentData("studentId", value) ?: return; mStudentId = value }
+
+    /*   __          __  _
+         \ \        / / | |
+          \ \  /\  / /__| |__
+           \ \/  \/ / _ \ '_ \
+            \  /\  /  __/ |_) |
+             \/  \/ \___|_._*/
+    private var mWebSessionKey: String? = null
+    var webSessionKey: String?
+        get() { mWebSessionKey = mWebSessionKey ?: loginStore.getLoginData("sessionCookie", null); return mWebSessionKey }
+        set(value) { loginStore.putLoginData("sessionCookie", value); mWebSessionKey = value }
+
+    private var mWebSessionValue: String? = null
+    var webSessionValue: String?
+        get() { mWebSessionValue = mWebSessionValue ?: loginStore.getLoginData("sessionID", null); return mWebSessionValue }
+        set(value) { loginStore.putLoginData("sessionID", value); mWebSessionValue = value }
+
+    private var mWebServerId: String? = null
+    var webServerId: String?
+        get() { mWebServerId = mWebServerId ?: loginStore.getLoginData("sessionServer", null); return mWebServerId }
+        set(value) { loginStore.putLoginData("sessionServer", value); mWebServerId = value }
+
+    private var mWebSessionIdExpiryTime: Long? = null
+    var webSessionIdExpiryTime: Long
+        get() { mWebSessionIdExpiryTime = mWebSessionIdExpiryTime ?: loginStore.getLoginData("sessionIDTime", 0L); return mWebSessionIdExpiryTime ?: 0L }
+        set(value) { loginStore.putLoginData("sessionIDTime", value); mWebSessionIdExpiryTime = value }
+
+
+    override fun saveData() {
+        super.saveData()
+        if (gradeAddedDates.isNotEmpty()) {
+            app.db.gradeDao().updateDetails(profileId, gradeAverages, gradeAddedDates, gradeColors)
+        }
+    }
+
+    val mobiLessons = mutableListOf<MobiLesson>()
+
+    data class MobiLesson(
+            var id: Long,
+            var subjectId: Long,
+            var teacherId: Long,
+            var teamId: Long,
+            var topic: String,
+            var date: Date,
+            var startTime: Time,
+            var endTime: Time,
+            var presentCount: Int,
+            var absentCount: Int,
+            var lessonNumber: Int,
+            var signed: String
+    )
+}