[4.0-beta.14] Update build.gradle, signing and changelog.

app/src/main/AndroidManifest.xml

@@ -62,7 +62,7 @@
             android:configChanges="orientation|keyboardHidden"
             android:excludeFromRecents="true"
             android:noHistory="true"
-            android:theme="@style/AppTheme.NoDisplay">
+            android:theme="@style/AppTheme.Dark.NoDisplay">
             <intent-filter>
                 <action android:name="android.appwidget.action.APPWIDGET_CONFIGURE" />
             </intent-filter>
@@ -84,7 +84,7 @@
             android:configChanges="orientation|keyboardHidden"
             android:excludeFromRecents="true"
             android:noHistory="true"
-            android:theme="@style/AppTheme.NoDisplay" />
+            android:theme="@style/AppTheme.Dark.NoDisplay" />
         <!-- NOTIFICATIONS -->
         <receiver android:name=".ui.widgets.notifications.WidgetNotificationsProvider"
             android:label="@string/widget_notifications_title">

app/src/main/assets/pl-changelog.html

@@ -1,4 +1,4 @@
-<h3>Wersja 4.0-beta.12, 2020-03-10</h3>
+<h3>Wersja 4.0-beta.14, 2020-03-24</h3>
 <ul>
     <li><b>Przebudowaliśmy cały moduł synchronizacji</b>, co oznacza większą stabilność aplikacji, szybkość oraz poprawność pobieranych danych.</li>
     <li><b><u>Wysyłanie wiadomości</u></b> - funkcja, na którą czekał każdy. Od teraz w Szkolnym można wysyłać oraz odpowiadać na wiadomości do nauczycieli &#x1F44F;</li>

app/src/main/cpp/szkolny-signing.cpp

@@ -9,7 +9,7 @@
 
 /*secret password - removed for source code publication*/
 static toys AES_IV[16] = {
-	0xb8, 0x59, 0x75, 0xc7, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff  };
+	0xc4, 0x97, 0xfb, 0xbd, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff  };
 
 unsigned char *agony(unsigned int laugh, unsigned char *box, unsigned char *heat);
 

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

@@ -1,21 +0,0 @@
-/*
- * Copyright (c) Kuba Szczodrzyński 2019-11-11.
- */
-
-package pl.szczodrzynski.edziennik;
-
-import android.graphics.Paint;
-import android.widget.TextView;
-
-import androidx.databinding.BindingAdapter;
-
-public class Binding {
-    @BindingAdapter("strikeThrough")
-    public static void strikeThrough(TextView textView, Boolean strikeThrough) {
-        if (strikeThrough) {
-            textView.setPaintFlags(textView.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG);
-        } else {
-            textView.setPaintFlags(textView.getPaintFlags() & ~Paint.STRIKE_THRU_TEXT_FLAG);
-        }
-    }
-}

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

@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2019-11-11.
+ */
+package pl.szczodrzynski.edziennik
+
+import android.graphics.Paint
+import android.widget.TextView
+import androidx.databinding.BindingAdapter
+
+object Binding {
+    @JvmStatic
+    @BindingAdapter("strikeThrough")
+    fun strikeThrough(textView: TextView, strikeThrough: Boolean) {
+        if (strikeThrough) {
+            textView.paintFlags = textView.paintFlags or Paint.STRIKE_THRU_TEXT_FLAG
+        } else {
+            textView.paintFlags = textView.paintFlags and Paint.STRIKE_THRU_TEXT_FLAG.inv()
+        }
+    }
+}

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

@@ -2,6 +2,8 @@ package pl.szczodrzynski.edziennik
 
 import android.Manifest
 import android.app.Activity
+import android.content.ClipData
+import android.content.ClipboardManager
 import android.content.Context
 import android.content.Intent
 import android.content.pm.PackageManager
@@ -10,6 +12,7 @@ import android.content.res.Resources
 import android.database.Cursor
 import android.graphics.PorterDuff
 import android.graphics.PorterDuffColorFilter
+import android.graphics.Rect
 import android.graphics.Typeface
 import android.graphics.drawable.Drawable
 import android.os.Build
@@ -23,6 +26,7 @@ import android.util.Base64
 import android.util.Base64.NO_WRAP
 import android.util.Base64.encodeToString
 import android.view.View
+import android.view.WindowManager
 import android.widget.CheckBox
 import android.widget.CompoundButton
 import android.widget.RadioButton
@@ -51,6 +55,7 @@ import okhttp3.RequestBody
 import okhttp3.TlsVersion
 import okio.Buffer
 import pl.szczodrzynski.edziennik.data.api.*
+import pl.szczodrzynski.edziennik.data.api.models.ApiError
 import pl.szczodrzynski.edziennik.data.api.szkolny.SzkolnyApiException
 import pl.szczodrzynski.edziennik.data.api.szkolny.response.ApiResponse
 import pl.szczodrzynski.edziennik.data.db.entity.Notification
@@ -1080,6 +1085,7 @@ fun Throwable.toErrorCode() = when (this) {
 private fun ApiResponse.Error.toErrorCode() = when (this.code) {
     else -> ERROR_API_EXCEPTION
 }
+fun Throwable.toApiError(tag: String) = ApiError.fromThrowable(tag, this)
 
 inline fun <A, B, R> ifNotNull(a: A?, b: B?, code: (A, B) -> R): R? {
     if (a != null && b != null) {
@@ -1092,3 +1098,71 @@ inline fun <A, B, R> ifNotNull(a: A?, b: B?, code: (A, B) -> R): R? {
 fun Iterable<Int>.averageOrNull() = this.average().let { if (it.isNaN()) null else it }
 @kotlin.jvm.JvmName("averageOrNullOfFloat")
 fun Iterable<Float>.averageOrNull() = this.average().let { if (it.isNaN()) null else it }
+
+fun String.copyToClipboard(context: Context) {
+    val clipboard = context.getSystemService(Context.CLIPBOARD_SERVICE) as ClipboardManager
+    val clipData = ClipData.newPlainText("Tekst", this)
+    clipboard.primaryClip = clipData
+}
+
+fun TextView.getTextPosition(range: IntRange): Rect {
+    val windowManager = context.getSystemService(Context.WINDOW_SERVICE) as WindowManager
+
+    // Initialize global value
+    var parentTextViewRect = Rect()
+
+    // Initialize values for the computing of clickedText position
+    //val completeText = parentTextView.text as SpannableString
+    val textViewLayout = this.layout
+
+    val startOffsetOfClickedText = range.first//completeText.getSpanStart(clickedText)
+    val endOffsetOfClickedText = range.last//completeText.getSpanEnd(clickedText)
+    var startXCoordinatesOfClickedText = textViewLayout.getPrimaryHorizontal(startOffsetOfClickedText)
+    var endXCoordinatesOfClickedText = textViewLayout.getPrimaryHorizontal(endOffsetOfClickedText)
+
+    // Get the rectangle of the clicked text
+    val currentLineStartOffset = textViewLayout.getLineForOffset(startOffsetOfClickedText)
+    val currentLineEndOffset = textViewLayout.getLineForOffset(endOffsetOfClickedText)
+    val keywordIsInMultiLine = currentLineStartOffset != currentLineEndOffset
+    textViewLayout.getLineBounds(currentLineStartOffset, parentTextViewRect)
+
+    // Update the rectangle position to his real position on screen
+    val parentTextViewLocation = intArrayOf(0, 0)
+    this.getLocationOnScreen(parentTextViewLocation)
+
+    val parentTextViewTopAndBottomOffset = (parentTextViewLocation[1] - this.scrollY + this.compoundPaddingTop)
+    parentTextViewRect.top += parentTextViewTopAndBottomOffset
+    parentTextViewRect.bottom += parentTextViewTopAndBottomOffset
+
+    // In the case of multi line text, we have to choose what rectangle take
+    if (keywordIsInMultiLine) {
+        val screenHeight = windowManager.defaultDisplay.height
+        val dyTop = parentTextViewRect.top
+        val dyBottom = screenHeight - parentTextViewRect.bottom
+        val onTop = dyTop > dyBottom
+
+        if (onTop) {
+            endXCoordinatesOfClickedText = textViewLayout.getLineRight(currentLineStartOffset);
+        } else {
+            parentTextViewRect = Rect()
+            textViewLayout.getLineBounds(currentLineEndOffset, parentTextViewRect);
+            parentTextViewRect.top += parentTextViewTopAndBottomOffset;
+            parentTextViewRect.bottom += parentTextViewTopAndBottomOffset;
+            startXCoordinatesOfClickedText = textViewLayout.getLineLeft(currentLineEndOffset);
+        }
+    }
+
+    parentTextViewRect.left += (
+            parentTextViewLocation[0] +
+                    startXCoordinatesOfClickedText +
+                    this.compoundPaddingLeft -
+                    this.scrollX
+            ).toInt()
+    parentTextViewRect.right = (
+            parentTextViewRect.left +
+                    endXCoordinatesOfClickedText -
+                    startXCoordinatesOfClickedText
+            ).toInt()
+
+    return parentTextViewRect
+}

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

@@ -49,6 +49,7 @@ import pl.szczodrzynski.edziennik.sync.SyncWorker
 import pl.szczodrzynski.edziennik.sync.UpdateWorker
 import pl.szczodrzynski.edziennik.ui.dialogs.ServerMessageDialog
 import pl.szczodrzynski.edziennik.ui.dialogs.changelog.ChangelogDialog
+import pl.szczodrzynski.edziennik.ui.dialogs.event.EventManualDialog
 import pl.szczodrzynski.edziennik.ui.dialogs.settings.ProfileRemoveDialog
 import pl.szczodrzynski.edziennik.ui.dialogs.sync.SyncViewListDialog
 import pl.szczodrzynski.edziennik.ui.modules.agenda.AgendaFragment
@@ -444,6 +445,8 @@ class MainActivity : AppCompatActivity(), CoroutineScope {
 
         // WHAT'S NEW DIALOG
         if (app.config.appVersion < BuildConfig.VERSION_CODE) {
+            // force an AppSync after update
+            app.config.sync.lastAppSync = 0L
             ChangelogDialog(this)
             if (app.config.appVersion < 170) {
                 //Intent intent = new Intent(this, ChangelogIntroActivity.class);
@@ -721,6 +724,15 @@ class MainActivity : AppCompatActivity(), CoroutineScope {
                     )
                     true
                 }
+                "createManualEvent" -> {
+                    val date = extras.getString("eventDate")?.let { Date.fromY_m_d(it) } ?: Date.getToday()
+                    EventManualDialog(
+                            this,
+                            App.profileId,
+                            defaultDate = date
+                    )
+                    true
+                }
                 else -> false
             }
             if (handled && !navLoading) {
@@ -1139,7 +1151,8 @@ class MainActivity : AppCompatActivity(), CoroutineScope {
     private var targetHomeId: Int = -1
     override fun onBackPressed() {
         if (!b.navView.onBackPressed()) {
-            if (App.config.ui.openDrawerOnBackPressed) {
+            if (App.config.ui.openDrawerOnBackPressed && ((navTarget.popTo == null && navTarget.popToHome)
+                    || navTarget.id == DRAWER_ITEM_HOME)) {
                 b.navView.drawer.toggle()
             } else {
                 navigateUp()

app/src/main/java/pl/szczodrzynski/edziennik/config/Config.kt

@@ -105,11 +105,6 @@ class Config(val db: AppDb) : CoroutineScope, AbstractConfig {
         get() { mWidgetConfigs = mWidgetConfigs ?: values.get("widgetConfigs", JsonObject()); return mWidgetConfigs ?: JsonObject() }
         set(value) { set("widgetConfigs", value); mWidgetConfigs = value }
 
-    private var mLastAppSync: Long? = null
-    var lastAppSync: Long
-        get() { mLastAppSync = mLastAppSync ?: values.get("lastAppSync", 0L); return mLastAppSync ?: 0L }
-        set(value) { set("lastAppSync", value); mLastAppSync = value }
-
     private var rawEntries: List<ConfigEntry> = db.configDao().getAllNow()
     private val profileConfigs: HashMap<Int, ProfileConfig> = hashMapOf()
     init {

app/src/main/java/pl/szczodrzynski/edziennik/config/ConfigSync.kt

@@ -20,6 +20,11 @@ class ConfigSync(private val config: Config) {
         get() { mSyncEnabled = mSyncEnabled ?: config.values.get("syncEnabled", true); return mSyncEnabled ?: true }
         set(value) { config.set("syncEnabled", value); mSyncEnabled = value }
 
+    private var mWebPushEnabled: Boolean? = null
+    var webPushEnabled: Boolean
+        get() { mWebPushEnabled = mWebPushEnabled ?: config.values.get("webPushEnabled", true); return mWebPushEnabled ?: true }
+        set(value) { config.set("webPushEnabled", value); mWebPushEnabled = value }
+
     private var mSyncOnlyWifi: Boolean? = null
     var onlyWifi: Boolean
         get() { mSyncOnlyWifi = mSyncOnlyWifi ?: config.values.get("syncOnlyWifi", false); return mSyncOnlyWifi ?: notifyAboutUpdates }
@@ -35,6 +40,11 @@ class ConfigSync(private val config: Config) {
         get() { mNotifyAboutUpdates = mNotifyAboutUpdates ?: config.values.get("notifyAboutUpdates", true); return mNotifyAboutUpdates ?: true }
         set(value) { config.set("notifyAboutUpdates", value); mNotifyAboutUpdates = value }
 
+    private var mLastAppSync: Long? = null
+    var lastAppSync: Long
+        get() { mLastAppSync = mLastAppSync ?: config.values.get("lastAppSync", 0L); return mLastAppSync ?: 0L }
+        set(value) { config.set("lastAppSync", value); mLastAppSync = value }
+
     /*     ____        _      _     _
           / __ \      (_)    | |   | |
          | |  | |_   _ _  ___| |_  | |__   ___  _   _ _ __ ___

app/src/main/java/pl/szczodrzynski/edziennik/config/ProfileConfigGrades.kt

@@ -21,11 +21,6 @@ class ProfileConfigGrades(private val config: ProfileConfig) {
         get() { mYearAverageMode = mYearAverageMode ?: config.values.get("yearAverageMode", YEAR_ALL_GRADES); return mYearAverageMode ?: YEAR_ALL_GRADES }
         set(value) { config.set("yearAverageMode", value); mYearAverageMode = value }
 
-    private var mCountZeroToAvg: Boolean? = null
-    var countZeroToAvg: Boolean
-        get() { mCountZeroToAvg = mCountZeroToAvg ?: config.values.get("countZeroToAvg", true); return mCountZeroToAvg ?: true }
-        set(value) { config.set("countZeroToAvg", value); mCountZeroToAvg = value }
-
     private var mHideImproved: Boolean? = null
     var hideImproved: Boolean
         get() { mHideImproved = mHideImproved ?: config.values.get("hideImproved", false); return mHideImproved ?: false }
@@ -45,6 +40,11 @@ class ProfileConfigGrades(private val config: ProfileConfig) {
         get() { mMinusValue = mMinusValue ?: config.values.getFloat("minusValue"); return mMinusValue }
         set(value) { config.set("minusValue", value); mMinusValue = value }
 
+    private var mDontCountEnabled: Boolean? = null
+    var dontCountEnabled: Boolean
+        get() { mDontCountEnabled = mDontCountEnabled ?: config.values.get("dontCountEnabled", false); return mDontCountEnabled ?: false }
+        set(value) { config.set("dontCountEnabled", value); mDontCountEnabled = value }
+    
     private var mDontCountGrades: List<String>? = null
     var dontCountGrades: List<String>
         get() { mDontCountGrades = mDontCountGrades ?: config.values.get("dontCountGrades", listOf()); return mDontCountGrades ?: listOf() }

app/src/main/java/pl/szczodrzynski/edziennik/config/utils/ProfileConfigMigration.kt

@@ -14,7 +14,7 @@ class ProfileConfigMigration(config: ProfileConfig) {
 
         if (dataVersion < 1) {
             grades.colorMode = COLOR_MODE_WEIGHTED
-            grades.countZeroToAvg = true
+            grades.dontCountEnabled = false
             grades.yearAverageMode = YEAR_ALL_GRADES
             ui.agendaViewType = AGENDA_DEFAULT
 

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

@@ -22,6 +22,7 @@ import pl.szczodrzynski.edziennik.data.api.task.ErrorReportTask
 import pl.szczodrzynski.edziennik.data.api.task.IApiTask
 import pl.szczodrzynski.edziennik.data.api.task.SzkolnyTask
 import pl.szczodrzynski.edziennik.data.db.entity.Profile
+import pl.szczodrzynski.edziennik.toApiError
 import pl.szczodrzynski.edziennik.utils.Utils.d
 import kotlin.math.min
 import kotlin.math.roundToInt
@@ -181,7 +182,7 @@ class ApiService : Service() {
                 is SzkolnyTask -> task.run(taskCallback)
             }
         } catch (e: Exception) {
-            taskCallback.onError(ApiError(TAG, EXCEPTION_API_TASK).withThrowable(e))
+            taskCallback.onError(e.toApiError(TAG))
         }
     }
 

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

@@ -124,6 +124,8 @@ const val ERROR_LIBRUS_PORTAL_MAINTENANCE                   = 182
 const val ERROR_LIBRUS_API_NOTICEBOARD_PROBLEM              = 183
 const val ERROR_LOGIN_LIBRUS_PORTAL_CSRF_EXPIRED            = 184
 const val ERROR_LIBRUS_API_DEVICE_REGISTERED                = 185
+const val ERROR_LIBRUS_MESSAGES_NOT_FOUND                   = 186
+const val ERROR_LOGIN_LIBRUS_API_INVALID_REQUEST            = 187
 
 const val ERROR_LOGIN_MOBIDZIENNIK_WEB_INVALID_LOGIN        = 201
 const val ERROR_LOGIN_MOBIDZIENNIK_WEB_OLD_PASSWORD         = 202
@@ -140,6 +142,7 @@ const val ERROR_MOBIDZIENNIK_WEB_INVALID_RESPONSE           = 214
 const val ERROR_LOGIN_MOBIDZIENNIK_WEB_NO_SESSION_ID        = 215
 const val ERROR_LOGIN_MOBIDZIENNIK_API2_INVALID_LOGIN       = 216
 const val ERROR_LOGIN_MOBIDZIENNIK_API2_OTHER               = 217
+const val ERROR_MOBIDZIENNIK_WEB_SERVER_PROBLEM             = 218
 
 const val ERROR_LOGIN_VULCAN_INVALID_SYMBOL                 = 301
 const val ERROR_LOGIN_VULCAN_INVALID_TOKEN                  = 302

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

@@ -5,6 +5,7 @@
 package pl.szczodrzynski.edziennik.data.api
 
 import kotlin.text.RegexOption.DOT_MATCHES_ALL
+import kotlin.text.RegexOption.IGNORE_CASE
 
 object Regexes {
     val STYLE_CSS_COLOR by lazy {
@@ -126,7 +127,7 @@ object Regexes {
 
 
     val LIBRUS_ATTACHMENT_KEY by lazy {
-        """singleUseKey=([0-9A-f_]+)""".toRegex()
+        """singleUseKey=([0-9A-z_]+)""".toRegex()
     }
 
 
@@ -199,4 +200,20 @@ object Regexes {
     val EDUDZIENNIK_TEACHERS by lazy {
         """<div class="teacher">.*?<p>(.+?) (.+?)</p>""".toRegex(DOT_MATCHES_ALL)
     }
+
+
+
+
+    val LINKIFY_DATE_YMD by lazy {
+        """(1\d{3}|20\d{2})[\-./](1[0-2]|0?\d)[\-./]([1-2]\d|3[0-1]|0?\d)""".toRegex()
+    }
+    val LINKIFY_DATE_DMY by lazy {
+        """(?<![\d\-./])([1-2]\d|3[0-1]|0?\d)[\-./](1[0-2]|0?\d)(?:[\-./](1\d{3}|2?0?\d{2}))?(?![\d\-/])""".toRegex()
+    }
+    val LINKIFY_DATE_ABSOLUTE by lazy {
+        """([1-3][0-9]|[1-9])\s(sty|lut|mar|kwi|maj|cze|lip|sie|wrz|paź|lis|gru).*?\s(1[0-9]{3}|20[0-9]{2})?""".toRegex(IGNORE_CASE)
+    }
+    val LINKIFY_DATE_RELATIVE by lazy {
+        """za\s([0-9]+)?\s?(dni|dzień|tydzień|tygodnie)""".toRegex(IGNORE_CASE)
+    }
 }

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

@@ -16,6 +16,8 @@ import pl.szczodrzynski.edziennik.data.db.entity.Announcement
 import pl.szczodrzynski.edziennik.data.db.entity.Metadata
 import pl.szczodrzynski.edziennik.data.db.entity.SYNC_ALWAYS
 import pl.szczodrzynski.edziennik.getJsonObject
+import pl.szczodrzynski.edziennik.getLong
+import pl.szczodrzynski.edziennik.getString
 import pl.szczodrzynski.edziennik.utils.models.Date
 
 class IdziennikWebAnnouncements(override val data: DataIdziennik,
@@ -43,11 +45,11 @@ class IdziennikWebAnnouncements(override val data: DataIdziennik,
             for (jAnnouncementEl in json.getAsJsonArray("ListK")) {
                 val jAnnouncement = jAnnouncementEl.asJsonObject
                 // jAnnouncement
-                val announcementId = jAnnouncement.get("Id").asLong
+                val announcementId = jAnnouncement.getLong("Id") ?: -1
 
-                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 rTeacher = data.getTeacherByFirstLast(jAnnouncement.getString("Autor") ?: "")
+                val addedDate = jAnnouncement.getString("DataDodania")?.replace("[^\\d]".toRegex(), "")?.toLongOrNull() ?: System.currentTimeMillis()
+                val startDate = jAnnouncement.getString("DataWydarzenia")?.replace("[^\\d]".toRegex(), "")?.toLongOrNull()?.let { Date.fromMillis(it) }
 
                 val announcementObject = Announcement(
                         profileId,

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

@@ -55,13 +55,20 @@ open class LibrusMessages(open val data: DataLibrus, open val lastSync: Long?) {
                 }
 
                 when {
-                    text.contains("<message>Niepoprawny login i/lub hasło.</message>") -> data.error(TAG, ERROR_LOGIN_LIBRUS_MESSAGES_INVALID_LOGIN, response, text)
-                    text.contains("stop.png") -> data.error(TAG, ERROR_LIBRUS_SYNERGIA_ACCESS_DENIED, response, text)
-                    text.contains("eAccessDeny") -> data.error(TAG, ERROR_LIBRUS_MESSAGES_ACCESS_DENIED, response, text)
-                    text.contains("OffLine") -> data.error(TAG, ERROR_LIBRUS_MESSAGES_MAINTENANCE, response, text)
-                    text.contains("<status>error</status>") -> data.error(TAG, ERROR_LIBRUS_MESSAGES_ERROR, response, text)
-                    text.contains("<type>eVarWhitThisNameNotExists</type>") -> data.error(TAG, ERROR_LIBRUS_MESSAGES_ACCESS_DENIED, response, text)
-                    text.contains("<error>") -> data.error(TAG, ERROR_LIBRUS_MESSAGES_OTHER, response, text)
+                    text.contains("<message>Niepoprawny login i/lub hasło.</message>") -> ERROR_LOGIN_LIBRUS_MESSAGES_INVALID_LOGIN
+                    text.contains("<message>Nie odnaleziono wiadomości.</message>") -> ERROR_LIBRUS_MESSAGES_NOT_FOUND
+                    text.contains("stop.png") -> ERROR_LIBRUS_SYNERGIA_ACCESS_DENIED
+                    text.contains("eAccessDeny") -> ERROR_LIBRUS_MESSAGES_ACCESS_DENIED
+                    text.contains("OffLine") -> ERROR_LIBRUS_MESSAGES_MAINTENANCE
+                    text.contains("<status>error</status>") -> ERROR_LIBRUS_MESSAGES_ERROR
+                    text.contains("<type>eVarWhitThisNameNotExists</type>") -> ERROR_LIBRUS_MESSAGES_ACCESS_DENIED
+                    text.contains("<error>") -> ERROR_LIBRUS_MESSAGES_OTHER
+                    else -> null
+                }?.let { errorCode ->
+                    data.error(ApiError(tag, errorCode)
+                            .withApiResponse(text)
+                            .withResponse(response))
+                    return
                 }
 
                 try {
@@ -139,13 +146,20 @@ open class LibrusMessages(open val data: DataLibrus, open val lastSync: Long?) {
                 }
 
                 when {
-                    text.contains("<message>Niepoprawny login i/lub hasło.</message>") -> data.error(TAG, ERROR_LOGIN_LIBRUS_MESSAGES_INVALID_LOGIN, response, text)
-                    text.contains("stop.png") -> data.error(TAG, ERROR_LIBRUS_SYNERGIA_ACCESS_DENIED, response, text)
-                    text.contains("eAccessDeny") -> data.error(TAG, ERROR_LIBRUS_MESSAGES_ACCESS_DENIED, response, text)
-                    text.contains("OffLine") -> data.error(TAG, ERROR_LIBRUS_MESSAGES_MAINTENANCE, response, text)
-                    text.contains("<status>error</status>") -> data.error(TAG, ERROR_LIBRUS_MESSAGES_ERROR, response, text)
-                    text.contains("<type>eVarWhitThisNameNotExists</type>") -> data.error(TAG, ERROR_LIBRUS_MESSAGES_ACCESS_DENIED, response, text)
-                    text.contains("<error>") -> data.error(TAG, ERROR_LIBRUS_MESSAGES_OTHER, response, text)
+                    text.contains("<message>Niepoprawny login i/lub hasło.</message>") -> ERROR_LOGIN_LIBRUS_MESSAGES_INVALID_LOGIN
+                    text.contains("<message>Nie odnaleziono wiadomości.</message>") -> ERROR_LIBRUS_MESSAGES_NOT_FOUND
+                    text.contains("stop.png") -> ERROR_LIBRUS_SYNERGIA_ACCESS_DENIED
+                    text.contains("eAccessDeny") -> ERROR_LIBRUS_MESSAGES_ACCESS_DENIED
+                    text.contains("OffLine") -> ERROR_LIBRUS_MESSAGES_MAINTENANCE
+                    text.contains("<status>error</status>") -> ERROR_LIBRUS_MESSAGES_ERROR
+                    text.contains("<type>eVarWhitThisNameNotExists</type>") -> ERROR_LIBRUS_MESSAGES_ACCESS_DENIED
+                    text.contains("<error>") -> ERROR_LIBRUS_MESSAGES_OTHER
+                    else -> null
+                }?.let { errorCode ->
+                    data.error(ApiError(tag, errorCode)
+                            .withApiResponse(text)
+                            .withResponse(response))
+                    return
                 }
 
                 try {

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

@@ -42,7 +42,7 @@ class LibrusApiAttendances(override val data: DataLibrus,
                 val teacherId = attendance.getJsonObject("AddedBy")?.getLong("Id")
                 val semester = attendance.getInt("Semester") ?: return@forEach
                 val type = attendance.getJsonObject("Type")?.getLong("Id") ?: return@forEach
-                val typeObject = data.attendanceTypes.get(type)
+                val typeObject = data.attendanceTypes[type] ?: null
                 val topic = typeObject?.name ?: ""
 
                 val startTime = data.lessonRanges.get(lessonNo).startTime
@@ -60,13 +60,13 @@ class LibrusApiAttendances(override val data: DataLibrus,
                         topic,
                         lessonDate,
                         startTime,
-                        typeObject.type
+                        typeObject?.type ?: Attendance.TYPE_CUSTOM
                 )
 
                 val addedDate = Date.fromIso(attendance.getString("AddDate") ?: return@forEach)
 
                 data.attendanceList.add(attendanceObject)
-                if(typeObject.type != Attendance.TYPE_PRESENT) {
+                if(typeObject?.type != Attendance.TYPE_PRESENT) {
                     data.metadataList.add(Metadata(
                             profileId,
                             Metadata.TYPE_ATTENDANCE,

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

@@ -111,7 +111,7 @@ class LibrusMessagesGetList(override val data: DataLibrus,
 
                     data.messageIgnoreList.add(messageObject)
                     data.messageRecipientList.add(messageRecipientObject)
-                    data.metadataList.add(Metadata(
+                    data.setSeenMetadataList.add(Metadata(
                             profileId,
                             Metadata.TYPE_MESSAGE,
                             id,

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

@@ -29,7 +29,7 @@ class LibrusSynergiaHomework(override val data: DataLibrus,
     init { data.profile?.also { profile ->
         synergiaGet(TAG, "moje_zadania", method = POST, parameters = mapOf(
                 "dataOd" to
-                        if (!data.profile.empty)
+                        if (profile.empty)
                             profile.getSemesterStart(1).stringY_m_d
                         else
                             Date.getToday().stringY_m_d,
@@ -54,7 +54,7 @@ class LibrusSynergiaHomework(override val data: DataLibrus,
                     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 addedDate = Date.fromY_m_d(elements[4].text().trim())
                     val eventDate = Date.fromY_m_d(elements[6].text().trim())
                     val id = "/podglad/([0-9]+)'".toRegex().find(
                             elements[9].select("input").attr("onclick")
@@ -63,10 +63,25 @@ class LibrusSynergiaHomework(override val data: DataLibrus,
                     val lessons = data.db.timetableDao().getForDateNow(profileId, eventDate)
                     val startTime = lessons.firstOrNull { 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 moreInfo = graphElements[2 * i + 1].select("td[title]")
+                            .attr("title").trim()*/
+
+                    var description = ""
+
+                    graphElements.forEach { graphEl ->
+                        graphEl.select("td[title]")?.also {
+                            val title = it.attr("title")
+                            val r = "Temat: (.*?)<br.?/>Data udostępnienia: (.*?)<br.?/>Termin wykonania: (.*?)<br.?/>Treść: (.*)"
+                                    .toRegex(RegexOption.DOT_MATCHES_ALL).find(title) ?: return@forEach
+                            val gTopic = r[1].trim()
+                            val gAddedDate = Date.fromY_m_d(r[2].trim())
+                            val gEventDate = Date.fromY_m_d(r[3].trim())
+                            if (gTopic == topic && gAddedDate == addedDate && gEventDate == eventDate) {
+                                description = r[4].replace("<br.?/>".toRegex(), "\n").trim()
+                                return@forEach
+                            }
+                        }
+                    }
 
                     val seen = when (profile.empty) {
                         true -> true
@@ -94,7 +109,7 @@ class LibrusSynergiaHomework(override val data: DataLibrus,
                             id,
                             seen,
                             seen,
-                            addedDate
+                            addedDate.inMillis
                     ))
                 }
             }

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

@@ -54,6 +54,8 @@ class LibrusFirstLogin(val data: DataLibrus, val onSuccess: () -> Unit) {
                             return@portalGet
                         }
 
+                        val isParent = account.getString("group") == "parent"
+
                         val id = account.getInt("id") ?: continue
                         val login = account.getString("login") ?: continue
                         val token = account.getString("accessToken") ?: continue
@@ -69,7 +71,7 @@ class LibrusFirstLogin(val data: DataLibrus, val onSuccess: () -> Unit) {
                                 data.portalEmail,
                                 studentNameLong,
                                 studentNameShort,
-                                null
+                                if (isParent) studentNameLong else null /* temporarily - there is no parent name provided, only the type */
                         ).apply {
                             studentData["accountId"] = id
                             studentData["accountLogin"] = login

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

@@ -137,6 +137,7 @@ class LibrusLoginApi {
                     "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
+                    "invalid_request" -> ERROR_LOGIN_LIBRUS_API_INVALID_REQUEST
                     else -> ERROR_LOGIN_LIBRUS_API_OTHER
                 }.let { errorCode ->
                     data.error(ApiError(TAG, errorCode)

app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/mobidziennik/data/MobidziennikWeb.kt

@@ -26,6 +26,23 @@ open class MobidziennikWeb(open val data: DataMobidziennik, open val lastSync: L
     val profile
         get() = data.profile
 
+    /* TODO
+    add error handling:
+
+    <!-- CONTENT -->
+    <div id="content">
+        <a name="tresc"></a>
+    <h1>Ważna informacja!</h1>
+
+<div class="okienko_informacyjne">
+    Korzystasz z hasła, które zostało wygenerowane automatycznie.<hr/>
+    Pamiętaj, aby je zmienić oraz uzupełnić dane w swoim profilu.<br/><br/>
+    Obie te operacje można wykonać uruchamiając opcję
+    <a href="https://poznan.mobidziennik.pl/dziennik/edytujprofil" title="Edycja profilu, możliwość zmiany hasła">Moje konto->Edycja profilu</a>.
+</div>    </div>
+
+     */
+
     fun webGet(
             tag: String,
             endpoint: String,
@@ -65,6 +82,12 @@ open class MobidziennikWeb(open val data: DataMobidziennik, open val lastSync: L
                     return
                 }
 
+                if (text.contains("<h2>Problemy z wydajnością</h2>")) {
+                    data.error(ApiError(TAG, ERROR_MOBIDZIENNIK_WEB_SERVER_PROBLEM)
+                            .withResponse(response))
+                    return
+                }
+
                 try {
                     onSuccess(text)
                 } catch (e: Exception) {

app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/mobidziennik/data/web/MobidziennikWebGetMessage.kt

@@ -118,7 +118,7 @@ class MobidziennikWebGetMessage(override val data: DataMobidziennik,
 
             // this needs to be at the end
             message.apply {
-                this.body = body.html().replace("\n", "<br>")
+                this.body = body.html()
 
                 clearAttachments()
                 content.select("ul li").map { it.select("a").first() }.forEach {

app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/mobidziennik/data/web/MobidziennikWebMessagesAll.kt

@@ -32,15 +32,15 @@ class MobidziennikWebMessagesAll(override val data: DataMobidziennik,
 
             val doc = Jsoup.parse(text)
 
-            val listElement = doc.getElementsByClass("spis").first()
+            val listElement = doc.getElementsByClass("spis")?.first()
             if (listElement == null) {
                 data.setSyncNext(ENDPOINT_MOBIDZIENNIK_WEB_MESSAGES_ALL, 7*DAY)
                 onSuccess(ENDPOINT_MOBIDZIENNIK_WEB_MESSAGES_ALL)
                 return@webGet
             }
             val list = listElement.getElementsByClass("podswietl")
-            for (item in list) {
-                val id = item.attr("rel").replace("[^\\d]".toRegex(), "").toLongOrNull() ?: continue
+            list?.forEach { item ->
+                val id = item.attr("rel").replace("[^\\d]".toRegex(), "").toLongOrNull() ?: return@forEach
 
                 val subjectEl = item.select("td:eq(0) div").first()
                 val subject = subjectEl.text()

app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/mobidziennik/data/web/MobidziennikWebMessagesInbox.kt

@@ -36,9 +36,9 @@ class MobidziennikWebMessagesInbox(override val data: DataMobidziennik,
 
             val doc = Jsoup.parse(text)
 
-            val list = doc.getElementsByClass("spis").first().getElementsByClass("podswietl")
-            for (item in list) {
-                val id = item.attr("rel").toLongOrNull() ?: continue
+            val list = doc.getElementsByClass("spis")?.first()?.getElementsByClass("podswietl")
+            list?.forEach { item ->
+                val id = item.attr("rel").toLongOrNull() ?: return@forEach
 
                 val subjectEl = item.select("td:eq(0)").first()
                 var hasAttachments = false

app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/mobidziennik/data/web/MobidziennikWebMessagesSent.kt

@@ -40,9 +40,9 @@ class MobidziennikWebMessagesSent(override val data: DataMobidziennik,
 
             val doc = Jsoup.parse(text)
 
-            val list = doc.getElementsByClass("spis").first().getElementsByClass("podswietl")
-            for (item in list) {
-                val id = item.attr("rel").toLongOrNull() ?: continue
+            val list = doc.getElementsByClass("spis")?.first()?.getElementsByClass("podswietl")
+            list?.forEach { item ->
+                val id = item.attr("rel").toLongOrNull() ?: return@forEach
 
                 val subjectEl = item.select("td:eq(0)").first()
                 var hasAttachments = false

app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/vulcan/DataVulcan.kt

@@ -10,7 +10,10 @@ import pl.szczodrzynski.edziennik.data.api.LOGIN_METHOD_VULCAN_API
 import pl.szczodrzynski.edziennik.data.api.models.Data
 import pl.szczodrzynski.edziennik.data.db.entity.LoginStore
 import pl.szczodrzynski.edziennik.data.db.entity.Profile
+import pl.szczodrzynski.edziennik.data.db.entity.Team
 import pl.szczodrzynski.edziennik.isNotNullNorEmpty
+import pl.szczodrzynski.edziennik.utils.Utils
+import pl.szczodrzynski.edziennik.values
 
 class DataVulcan(app: App, profile: Profile?, loginStore: LoginStore) : Data(app, profile, loginStore) {
 
@@ -26,6 +29,25 @@ class DataVulcan(app: App, profile: Profile?, loginStore: LoginStore) : Data(app
         }
     }
 
+    init {
+        // during the first sync `profile.studentClassName` is already set
+        if (teamList.values().none { it.type == Team.TYPE_CLASS }) {
+            profile?.studentClassName?.also { name ->
+                val id = Utils.crc16(name.toByteArray()).toLong()
+
+                val teamObject = Team(
+                        profileId,
+                        id,
+                        name,
+                        Team.TYPE_CLASS,
+                        "$schoolName:$name",
+                        -1
+                )
+                teamList.put(id, teamObject)
+            }
+        }
+    }
+
     override fun generateUserCode() = "$schoolName:$studentId"
 
     /**
@@ -188,11 +210,11 @@ class DataVulcan(app: App, profile: Profile?, loginStore: LoginStore) : Data(app
                 "SZ9" -> "http://hack.szkolny.eu"
                 else -> null
             }
-            return if (url != null) "$url/$symbol" else loginStore.getLoginData("apiUrl", null)
+            return if (url != null) "$url/$symbol/" else loginStore.getLoginData("apiUrl", null)
         }
 
     val fullApiUrl: String?
         get() {
-            return "$apiUrl/$schoolSymbol"
+            return "$apiUrl$schoolSymbol/"
         }
 }

app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/vulcan/data/VulcanApi.kt

@@ -13,8 +13,6 @@ import io.github.wulkanowy.signer.android.signContent
 import pl.szczodrzynski.edziennik.data.api.*
 import pl.szczodrzynski.edziennik.data.api.edziennik.vulcan.DataVulcan
 import pl.szczodrzynski.edziennik.data.api.models.ApiError
-import pl.szczodrzynski.edziennik.data.db.entity.Team
-import pl.szczodrzynski.edziennik.utils.Utils
 import pl.szczodrzynski.edziennik.utils.Utils.d
 import java.net.HttpURLConnection
 import java.util.*
@@ -38,26 +36,10 @@ open class VulcanApi(open val data: DataVulcan, open val lastSync: Long?) {
             baseUrl: Boolean = false,
             onSuccess: (json: JsonObject, response: Response?) -> Unit
     ) {
-        val url = "${if (baseUrl) data.apiUrl else data.fullApiUrl}/$endpoint"
+        val url = "${if (baseUrl) data.apiUrl else data.fullApiUrl}$endpoint"
 
         d(tag, "Request: Vulcan/Api - $url")
 
-        if (data.teamList.size() == 0) {
-            data.profile?.studentClassName?.also { name ->
-                val id = Utils.crc16(name.toByteArray()).toLong()
-
-                val teamObject = Team(
-                        profileId,
-                        id,
-                        name,
-                        Team.TYPE_CLASS,
-                        "${data.schoolName}:$name",
-                        -1
-                )
-                data.teamList.put(id, teamObject)
-            }
-        }
-
         val finalPayload = JsonObject()
         parameters.map { (name, value) ->
             when (value) {

app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/vulcan/data/api/VulcanApiTimetable.kt

@@ -86,31 +86,36 @@ class VulcanApiTimetable(override val data: DataVulcan,
                         data.teamList[id] = team
                     }
                     team.id
-                } ?: data.studentClassId.toLong()
+                } ?: data.teamClass?.id ?: -1
 
-                val subjectId = lesson.getLong("IdPrzedmiot")?.let {
-                    when (it) {
-                        0L -> {
-                            val subjectName = lesson.getString("PrzedmiotNazwa") ?: ""
+                val subjectId = lesson.getLong("IdPrzedmiot").let { id ->
+                    // get the specified subject name
+                    val subjectName = lesson.getString("PrzedmiotNazwa") ?: ""
 
-                            data.subjectList.singleOrNull { subject -> subject.longName == subjectName }?.id
-                                    ?: {
-                                        /**
-                                         * CREATE A NEW SUBJECT IF IT DOESN'T EXIST
-                                         */
-
-                                        val subjectObject = Subject(
-                                                profileId,
-                                                -1 * crc16(subjectName.toByteArray()).toLong(),
-                                                subjectName,
-                                                subjectName
-                                        )
-                                        data.subjectList.put(subjectObject.id, subjectObject)
-                                        subjectObject.id
-                                    }.invoke()
-                        }
-                        else -> it
+                    val condition = when (id) {
+                        // "special" subject - e.g. one time classes, a trip, etc.
+                        0L -> { subject: Subject -> subject.longName == subjectName }
+                        // normal subject, check if it exists
+                        else -> { subject: Subject -> subject.id == id }
                     }
+
+                    data.subjectList.singleOrNull(condition)?.id ?: {
+                        /**
+                         * CREATE A NEW SUBJECT IF IT DOESN'T EXIST
+                         */
+
+                        val subjectObject = Subject(
+                                profileId,
+                                if (id == null || id == 0L)
+                                    -1 * crc16(subjectName.toByteArray()).toLong()
+                                else
+                                    id,
+                                subjectName,
+                                subjectName
+                        )
+                        data.subjectList.put(subjectObject.id, subjectObject)
+                        subjectObject.id
+                    }()
                 }
 
                 val lessonObject = Lesson(profileId, -1).apply {

app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/vulcan/login/VulcanLoginApi.kt

@@ -137,7 +137,7 @@ class VulcanLoginApi(val data: DataVulcan, val onSuccess: () -> Unit) {
         }
 
         Request.builder()
-                .url("${data.apiUrl}/$VULCAN_API_ENDPOINT_CERTIFICATE")
+                .url("${data.apiUrl}$VULCAN_API_ENDPOINT_CERTIFICATE")
                 .userAgent(VULCAN_API_USER_AGENT)
                 .addHeader("RequestMobileType", "RegisterDevice")
                 .addParameter("PIN", data.apiPin)

app/src/main/java/pl/szczodrzynski/edziennik/data/api/szkolny/SzkolnyApi.kt

@@ -12,10 +12,7 @@ import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
 import kotlinx.coroutines.withContext
 import okhttp3.OkHttpClient
-import pl.szczodrzynski.edziennik.App
-import pl.szczodrzynski.edziennik.BuildConfig
-import pl.szczodrzynski.edziennik.R
-import pl.szczodrzynski.edziennik.data.api.models.ApiError
+import pl.szczodrzynski.edziennik.*
 import pl.szczodrzynski.edziennik.data.api.szkolny.adapter.DateAdapter
 import pl.szczodrzynski.edziennik.data.api.szkolny.adapter.TimeAdapter
 import pl.szczodrzynski.edziennik.data.api.szkolny.interceptor.SignatureInterceptor
@@ -28,7 +25,6 @@ import pl.szczodrzynski.edziennik.data.db.entity.FeedbackMessage
 import pl.szczodrzynski.edziennik.data.db.entity.Notification
 import pl.szczodrzynski.edziennik.data.db.entity.Profile
 import pl.szczodrzynski.edziennik.data.db.full.EventFull
-import pl.szczodrzynski.edziennik.md5
 import pl.szczodrzynski.edziennik.ui.modules.error.ErrorDetailsDialog
 import pl.szczodrzynski.edziennik.ui.modules.error.ErrorSnackbar
 import pl.szczodrzynski.edziennik.utils.models.Date
@@ -80,7 +76,7 @@ class SzkolnyApi(val app: App) : CoroutineScope {
             withContext(Dispatchers.Default) { block() }
         }
         catch (e: Exception) {
-            errorSnackbar.addError(ApiError.fromThrowable(TAG, e)).show()
+            errorSnackbar.addError(e.toApiError(TAG)).show()
             null
         }
     }
@@ -91,7 +87,7 @@ class SzkolnyApi(val app: App) : CoroutineScope {
         catch (e: Exception) {
             ErrorDetailsDialog(
                     activity,
-                    listOf(ApiError.fromThrowable(TAG, e)),
+                    listOf(e.toApiError(TAG)),
                     R.string.error_occured
             )
             null
@@ -160,7 +156,7 @@ class SzkolnyApi(val app: App) : CoroutineScope {
     }
 
     @Throws(Exception::class)
-    fun getEvents(profiles: List<Profile>, notifications: List<Notification>, blacklistedIds: List<Long>): List<EventFull> {
+    fun getEvents(profiles: List<Profile>, notifications: List<Notification>, blacklistedIds: List<Long>, lastSyncTime: Long): List<EventFull> {
         val teams = app.db.teamDao().allNow
 
         val response = api.serverSync(ServerSyncRequest(
@@ -185,19 +181,26 @@ class SzkolnyApi(val app: App) : CoroutineScope {
                         }
                     }
                 },
+                lastSync = lastSyncTime,
                 notifications = notifications.map { ServerSyncRequest.Notification(it.profileName ?: "", it.type, it.text) }
         )).execute()
-        parseResponse(response)
+        val (events, hasBrowsers) = parseResponse(response)
 
-        val events = mutableListOf<EventFull>()
+        hasBrowsers?.let {
+            app.config.sync.webPushEnabled = it
+        }
 
-        response.body()?.data?.events?.forEach { event ->
+        val eventList = mutableListOf<EventFull>()
+
+        events.forEach { event ->
+            // skip blacklisted events
             if (event.id in blacklistedIds)
                 return@forEach
+            // create the event for every matching team and profile
             teams.filter { it.code == event.teamCode }.onEach { team ->
                 val profile = profiles.firstOrNull { it.id == team.profileId } ?: return@onEach
 
-                events.add(EventFull(event).apply {
+                eventList += EventFull(event).apply {
                     profileId = team.profileId
                     teamId = team.id
                     addedManually = true
@@ -205,11 +208,11 @@ class SzkolnyApi(val app: App) : CoroutineScope {
                     notified = profile.empty
 
                     if (profile.userCode == event.sharedBy) sharedBy = "self"
-                })
+                }
             }
         }
 
-        return events
+        return eventList
     }
 
     @Throws(Exception::class)
@@ -253,9 +256,8 @@ class SzkolnyApi(val app: App) : CoroutineScope {
                 browserId = browserId,
                 pairToken = pairToken
         )).execute()
-        parseResponse(response)
 
-        return response.body()?.data?.browsers ?: emptyList()
+        return parseResponse(response).browsers
     }
 
     @Throws(Exception::class)
@@ -265,9 +267,8 @@ class SzkolnyApi(val app: App) : CoroutineScope {
                 device = getDevice(),
                 action = "listBrowsers"
         )).execute()
-        parseResponse(response)
 
-        return response.body()?.data?.browsers ?: emptyList()
+        return parseResponse(response).browsers
     }
 
     @Throws(Exception::class)
@@ -278,9 +279,8 @@ class SzkolnyApi(val app: App) : CoroutineScope {
                 action = "unpairBrowser",
                 browserId = browserId
         )).execute()
-        parseResponse(response)
 
-        return response.body()?.data?.browsers ?: emptyList()
+        return parseResponse(response).browsers
     }
 
     @Throws(Exception::class)
@@ -307,9 +307,7 @@ class SzkolnyApi(val app: App) : CoroutineScope {
     @Throws(Exception::class)
     fun getUpdate(channel: String): List<Update> {
         val response = api.updates(channel).execute()
-        parseResponse(response)
-
-        return response.body()?.data ?: emptyList()
+        return parseResponse(response)
     }
 
     @Throws(Exception::class)
@@ -321,8 +319,7 @@ class SzkolnyApi(val app: App) : CoroutineScope {
                 targetDeviceId = targetDeviceId,
                 text = text
         )).execute()
-        val data = parseResponse(response)
 
-        return data.message
+        return parseResponse(response).message
     }
 }

app/src/main/java/pl/szczodrzynski/edziennik/data/api/szkolny/interceptor/Signing.kt

@@ -46,6 +46,6 @@ object Signing {
 
     /*fun provideKey(param1: String, param2: Long): ByteArray {*/
     fun pleaseStopRightNow(param1: String, param2: Long): ByteArray {
-        return "$param1.MTIzNDU2Nzg5MDwj/ezwig===.$param2".sha256()
+        return "$param1.MTIzNDU2Nzg5MDurcz1Rjg===.$param2".sha256()
     }
 }

app/src/main/java/pl/szczodrzynski/edziennik/data/api/szkolny/request/ServerSyncRequest.kt

@@ -11,6 +11,8 @@ data class ServerSyncRequest(
         val userCodes: List<String>,
         val users: List<User>? = null,
 
+        val lastSync: Long,
+
         val notifications: List<Notification>? = null
 ) {
     data class User(

app/src/main/java/pl/szczodrzynski/edziennik/data/api/szkolny/response/ServerSyncResponse.kt

@@ -6,4 +6,7 @@ package pl.szczodrzynski.edziennik.data.api.szkolny.response
 
 import pl.szczodrzynski.edziennik.data.db.full.EventFull
 
-data class ServerSyncResponse(val events: List<EventFull>)
+data class ServerSyncResponse(
+        val events: List<EventFull>,
+        val hasBrowsers: Boolean? = null
+)

app/src/main/java/pl/szczodrzynski/edziennik/data/api/task/AppSync.kt

@@ -9,6 +9,7 @@ import pl.szczodrzynski.edziennik.data.api.szkolny.SzkolnyApi
 import pl.szczodrzynski.edziennik.data.db.entity.Metadata
 import pl.szczodrzynski.edziennik.data.db.entity.Notification
 import pl.szczodrzynski.edziennik.data.db.entity.Profile
+import pl.szczodrzynski.edziennik.utils.models.Date
 
 class AppSync(val app: App, val notifications: MutableList<Notification>, val profiles: List<Profile>, val api: SzkolnyApi) {
     companion object {
@@ -24,26 +25,27 @@ class AppSync(val app: App, val notifications: MutableList<Notification>, val pr
      *
      * @return a number of events inserted to DB, possibly needing a notification
      */
-    fun run(): Int {
-        val profiles = profiles.filter { it.registration == Profile.REGISTRATION_ENABLED && !it.archived }
-        if (profiles.isNotEmpty()) {
-            val blacklistedIds = app.db.eventDao().blacklistedIds;
-            val events = api.getEvents(profiles, notifications, blacklistedIds)
+    fun run(lastSyncTime: Long, markAsSeen: Boolean = false): Int {
+        val blacklistedIds = app.db.eventDao().blacklistedIds
+        val events = api.getEvents(profiles, notifications, blacklistedIds, lastSyncTime)
 
-            if (events.isNotEmpty()) {
-                app.db.metadataDao().addAllIgnore(events.map { event ->
-                    Metadata(
-                            event.profileId,
-                            Metadata.TYPE_EVENT,
-                            event.id,
-                            event.seen,
-                            event.notified,
-                            event.addedDate
-                    )
-                })
-                return app.db.eventDao().addAll(events).size
-            }
+        app.config.sync.lastAppSync = System.currentTimeMillis()
+
+        if (events.isNotEmpty()) {
+            val today = Date.getToday()
+            app.db.metadataDao().addAllIgnore(events.map { event ->
+                val isPast = event.eventDate < today
+                Metadata(
+                        event.profileId,
+                        Metadata.TYPE_EVENT,
+                        event.id,
+                        isPast || markAsSeen || event.seen,
+                        isPast || markAsSeen || event.notified,
+                        event.addedDate
+                )
+            })
+            return app.db.eventDao().addAll(events).size
         }
         return 0;
     }
-}
+}

app/src/main/java/pl/szczodrzynski/edziennik/data/api/task/SzkolnyTask.kt

@@ -31,16 +31,23 @@ class SzkolnyTask(val app: App, val syncingProfiles: List<Profile>) : IApiTask(-
         val notifications = Notifications(app, notificationList, profiles)
         notifications.run()
 
-        val shouldAppSync = notificationList.isNotEmpty() || (System.currentTimeMillis() - app.config.lastAppSync > 24*HOUR*1000)
-        // do an AppSync every 24 hours, or if WebPush has a notification
+        val appSyncProfiles = profiles.filter { it.registration == Profile.REGISTRATION_ENABLED && !it.archived }
+        // App Sync conditions:
+        //    - every 24 hours && any profile is registered
+        //    - if there are new notifications && any browser is paired
+        val shouldAppSync =
+                System.currentTimeMillis() - app.config.sync.lastAppSync > 24*HOUR*1000
+                        && appSyncProfiles.isNotEmpty()
+                        || notificationList.isNotEmpty()
+                        && app.config.sync.webPushEnabled
+
         if (shouldAppSync) {
             // send notifications to web push, get shared events
-            val addedEvents = AppSync(app, notificationList, profiles, api).run()
+            val addedEvents = AppSync(app, notificationList, appSyncProfiles, api).run(app.config.sync.lastAppSync)
             if (addedEvents > 0) {
                 // create notifications for shared events (not present before app sync)
                 notifications.sharedEventNotifications()
             }
-            app.config.lastAppSync = System.currentTimeMillis()
         }
         d(TAG, "Created ${notificationList.count()} notifications.")
 

app/src/main/java/pl/szczodrzynski/edziennik/data/db/dao/ProfileDao.kt

@@ -41,7 +41,7 @@ interface ProfileDao {
     fun getIdsByLoginStoreIdNow(loginStoreId: Int): List<Int>
 
     @get:Query("SELECT * FROM profiles WHERE syncEnabled = 1 AND archived = 0 AND profileId >= 0 ORDER BY profileId")
-    val profilesForSyncNow: List<Profile>
+    val profilesForFirebaseNow: List<Profile>
 
     @get:Query("SELECT profileId FROM profiles WHERE syncEnabled = 1 AND archived = 0 AND profileId >= 0 ORDER BY profileId")
     val idsForSyncNow: List<Int>

app/src/main/java/pl/szczodrzynski/edziennik/data/firebase/MyFirebaseService.kt

@@ -36,7 +36,7 @@ class MyFirebaseService : FirebaseService(), CoroutineScope {
                 putString(System.currentTimeMillis().toString(), message.toString())
                 apply()
             }
-            val profiles = app.db.profileDao().profilesForSyncNow
+            val profiles = app.db.profileDao().profilesForFirebaseNow
             when (message.from) {
                 "640759989760" -> SzkolnyAppFirebase(app, profiles, message)
                 "747285019373" -> SzkolnyMobidziennikFirebase(app, profiles, message)

app/src/main/java/pl/szczodrzynski/edziennik/data/firebase/SzkolnyAppFirebase.kt

@@ -101,7 +101,9 @@ class SzkolnyAppFirebase(val app: App, val profiles: List<Profile>, val message:
         val notificationList = mutableListOf<Notification>()
 
         teams.filter { it.code == teamCode }.distinctBy { it.profileId }.forEach { team ->
-            val profile = profiles.firstOrNull { it.id == team.profileId }
+            val profile = profiles.firstOrNull { it.id == team.profileId } ?: return@forEach
+            if (profile.registration != Profile.REGISTRATION_ENABLED)
+                return@forEach
             val event = Event(
                     team.profileId,
                     json.getLong("id") ?: return,
@@ -116,12 +118,9 @@ class SzkolnyAppFirebase(val app: App, val profiles: List<Profile>, val message:
                     team.id
             )
 
-            // TODO? i guess - this comment is here for like a year
-            //val oldEvent: Event? = app.db.eventDao().getByIdNow(profile?.id ?: -1, event.id)
-
             event.sharedBy = json.getString("sharedBy")
             event.sharedByName = json.getString("sharedByName")
-            if (profile?.userCode == event.sharedBy) event.sharedBy = "self"
+            if (profile.userCode == event.sharedBy) event.sharedBy = "self"
 
             val metadata = Metadata(
                     event.profileId,
@@ -132,18 +131,6 @@ class SzkolnyAppFirebase(val app: App, val profiles: List<Profile>, val message:
                     json.getLong("addedDate") ?: System.currentTimeMillis()
             )
 
-            //val eventType = eventTypes.firstOrNull { it.profileId == profile?.id && it.id == event.type }
-
-            /*val text = app.getString(
-                    if (oldEvent == null)
-                        R.string.notification_shared_event_format
-                    else
-                        R.string.notification_shared_event_modified_format,
-                    event.sharedByName,
-                    eventType?.name ?: "wydarzenie",
-                    event.eventDate.formattedString,
-                    event.topic
-            )*/
             val type = if (event.type == Event.TYPE_HOMEWORK) Notification.TYPE_NEW_SHARED_HOMEWORK else Notification.TYPE_NEW_SHARED_EVENT
             val notificationFilter = app.config.getFor(event.profileId).sync.notificationFilter
 
@@ -153,8 +140,8 @@ class SzkolnyAppFirebase(val app: App, val profiles: List<Profile>, val message:
                         title = app.getNotificationTitle(type),
                         text = message,
                         type = type,
-                        profileId = profile?.id,
-                        profileName = profile?.name,
+                        profileId = profile.id,
+                        profileName = profile.name,
                         viewId = if (event.type == Event.TYPE_HOMEWORK) MainActivity.DRAWER_ITEM_HOMEWORK else MainActivity.DRAWER_ITEM_AGENDA,
                         addedDate = metadata.addedDate
                 ).addExtra("eventId", event.id).addExtra("eventDate", event.eventDate.value.toLong())
@@ -177,18 +164,20 @@ class SzkolnyAppFirebase(val app: App, val profiles: List<Profile>, val message:
         val notificationList = mutableListOf<Notification>()
 
         teams.filter { it.code == teamCode }.distinctBy { it.profileId }.forEach { team ->
-            val profile = profiles.firstOrNull { it.id == team.profileId }
+            val profile = profiles.firstOrNull { it.id == team.profileId } ?: return@forEach
+            if (profile.registration != Profile.REGISTRATION_ENABLED)
+                return@forEach
             val notificationFilter = app.config.getFor(team.profileId).sync.notificationFilter
 
             if (!notificationFilter.contains(Notification.TYPE_REMOVED_SHARED_EVENT)) {
                 val notification = Notification(
-                        id = Notification.buildId(profile?.id
+                        id = Notification.buildId(profile.id
                                 ?: 0, Notification.TYPE_REMOVED_SHARED_EVENT, eventId),
                         title = app.getNotificationTitle(Notification.TYPE_REMOVED_SHARED_EVENT),
                         text = message,
                         type = Notification.TYPE_REMOVED_SHARED_EVENT,
-                        profileId = profile?.id,
-                        profileName = profile?.name,
+                        profileId = profile.id,
+                        profileName = profile.name,
                         viewId = MainActivity.DRAWER_ITEM_AGENDA
                 )
                 notificationList += notification

app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/QrScannerDialog.kt

@@ -40,7 +40,7 @@ class QrScannerDialog(
         onShowListener?.invoke(TAG)
         app = activity.applicationContext as App
         scannerView = ZXingScannerView(activity)
-        scannerView.setPadding(0, 16.dp, 0, 0)
+        scannerView.setPadding(0, 16.dp, 2.dp, 0)
         dialog = MaterialAlertDialogBuilder(activity)
                 .setTitle(R.string.qr_scanner_dialog_title)
                 .setView(scannerView)
@@ -59,4 +59,4 @@ class QrScannerDialog(
         }
         scannerView.startCamera()
     }}
-}
+}

app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/event/EventDetailsDialog.kt

@@ -19,6 +19,7 @@ import pl.szczodrzynski.edziennik.data.api.szkolny.SzkolnyApi
 import pl.szczodrzynski.edziennik.data.db.full.EventFull
 import pl.szczodrzynski.edziennik.databinding.DialogEventDetailsBinding
 import pl.szczodrzynski.edziennik.ui.modules.timetable.TimetableFragment
+import pl.szczodrzynski.edziennik.utils.BetterLink
 import pl.szczodrzynski.edziennik.utils.models.Date
 import kotlin.coroutines.CoroutineContext
 
@@ -47,6 +48,8 @@ class EventDetailsDialog(
         SzkolnyApi(app)
     }
 
+    private var progressDialog: AlertDialog? = null
+
     init { run {
         if (activity.isFinishing)
             return@run
@@ -64,6 +67,7 @@ class EventDetailsDialog(
                 }
                 .setOnDismissListener {
                     onDismissListener?.invoke(TAG)
+                    progressDialog?.dismiss()
                 }
                 .show()
 
@@ -156,6 +160,23 @@ class EventDetailsDialog(
             Toast.makeText(activity, R.string.hint_edit_event, Toast.LENGTH_SHORT).show()
             true
         }
+
+        b.topic.text = event.topic
+        BetterLink.attach(b.topic) {
+            dialog.dismiss()
+        }
+    }
+
+    private fun showRemovingProgressDialog() {
+        if (progressDialog != null) {
+            return
+        }
+
+        progressDialog = MaterialAlertDialogBuilder(activity)
+                .setTitle(R.string.please_wait)
+                .setMessage(R.string.event_removing_text)
+                .setCancelable(false)
+                .show()
     }
 
     private fun showRemoveEventDialog() {
@@ -186,11 +207,14 @@ class EventDetailsDialog(
         launch {
             if (eventShared && eventOwn) {
                 // unshare + remove own event
-                Toast.makeText(activity, R.string.event_manual_unshare_remove, Toast.LENGTH_SHORT).show()
+                showRemovingProgressDialog()
 
                 api.runCatching(activity) {
                     unshareEvent(event)
-                } ?: return@launch
+                } ?: run {
+                    progressDialog?.dismiss()
+                    return@launch
+                }
 
                 finishRemoving()
             } else if (eventShared && !eventOwn) {
@@ -202,6 +226,7 @@ class EventDetailsDialog(
                 Toast.makeText(activity, R.string.event_manual_remove, Toast.LENGTH_SHORT).show()
                 finishRemoving()
             }
+            progressDialog?.dismiss()
         }
     }
 

app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/event/EventManualDialog.kt

@@ -29,9 +29,11 @@ import pl.szczodrzynski.edziennik.data.api.szkolny.SzkolnyApi
 import pl.szczodrzynski.edziennik.data.db.entity.Event
 import pl.szczodrzynski.edziennik.data.db.entity.EventType
 import pl.szczodrzynski.edziennik.data.db.entity.Metadata
+import pl.szczodrzynski.edziennik.data.db.entity.Profile
 import pl.szczodrzynski.edziennik.data.db.full.EventFull
 import pl.szczodrzynski.edziennik.data.db.full.LessonFull
 import pl.szczodrzynski.edziennik.databinding.DialogEventManualV2Binding
+import pl.szczodrzynski.edziennik.ui.dialogs.sync.RegistrationEnableDialog
 import pl.szczodrzynski.edziennik.ui.modules.views.TimeDropdown.Companion.DISPLAY_LESSONS
 import pl.szczodrzynski.edziennik.utils.Anim
 import pl.szczodrzynski.edziennik.utils.TextInputDropDown
@@ -62,12 +64,12 @@ class EventManualDialog(
     private val app by lazy { activity.application as App }
     private lateinit var b: DialogEventManualV2Binding
     private lateinit var dialog: AlertDialog
+    private var profile: Profile? = null
 
     private var customColor: Int? = null
     private val editingShared = editingEvent?.sharedBy != null
     private val editingOwn = editingEvent?.sharedBy == "self"
     private var removeEventDialog: AlertDialog? = null
-    private var defaultLoaded = false
 
     private val api by lazy {
         SzkolnyApi(app)
@@ -76,6 +78,8 @@ class EventManualDialog(
     private var enqueuedWeekDialog: AlertDialog? = null
     private var enqueuedWeekStart = Date.getToday()
 
+    private var progressDialog: AlertDialog? = null
+
     init { run {
         if (activity.isFinishing)
             return@run
@@ -95,6 +99,8 @@ class EventManualDialog(
                 .setOnDismissListener {
                     onDismissListener?.invoke(TAG)
                     EventBus.getDefault().unregister(this@EventManualDialog)
+                    enqueuedWeekDialog?.dismiss()
+                    progressDialog?.dismiss()
                 }
                 .setCancelable(false)
                 .create()
@@ -168,7 +174,7 @@ class EventManualDialog(
         enqueuedWeekStart = weekStart
 
         EdziennikTask.syncProfile(
-                profileId = App.profileId,
+                profileId = profileId,
                 viewIds = listOf(
                         MainActivity.DRAWER_ITEM_TIMETABLE to 0
                 ),
@@ -178,13 +184,40 @@ class EventManualDialog(
         ).enqueue(activity)
     }
 
+    private fun showSharingProgressDialog() {
+        if (progressDialog != null) {
+            return
+        }
+
+        progressDialog = MaterialAlertDialogBuilder(activity)
+                .setTitle(R.string.please_wait)
+                .setMessage(R.string.event_sharing_text)
+                .setCancelable(false)
+                .show()
+    }
+
+    private fun showRemovingProgressDialog() {
+        if (progressDialog != null) {
+            return
+        }
+
+        progressDialog = MaterialAlertDialogBuilder(activity)
+                .setTitle(R.string.please_wait)
+                .setMessage(R.string.event_removing_text)
+                .setCancelable(false)
+                .show()
+    }
+
     @Subscribe(threadMode = ThreadMode.MAIN)
     fun onApiTaskFinishedEvent(event: ApiTaskFinishedEvent) {
-        if (event.profileId == App.profileId) {
+        if (event.profileId == profileId) {
             enqueuedWeekDialog?.dismiss()
             enqueuedWeekDialog = null
+            progressDialog?.dismiss()
             launch {
                 b.timeDropdown.loadItems()
+                b.timeDropdown.selectDefault(editingEvent?.startTime)
+                b.timeDropdown.selectDefault(defaultLesson?.displayStartTime ?: defaultTime)
             }
         }
     }
@@ -193,19 +226,22 @@ class EventManualDialog(
     fun onApiTaskAllFinishedEvent(event: ApiTaskAllFinishedEvent) {
         enqueuedWeekDialog?.dismiss()
         enqueuedWeekDialog = null
+        progressDialog?.dismiss()
     }
 
     @Subscribe(threadMode = ThreadMode.MAIN)
     fun onApiTaskErrorEvent(event: ApiTaskErrorEvent) {
-        dialog.dismiss()
         enqueuedWeekDialog?.dismiss()
         enqueuedWeekDialog = null
+        progressDialog?.dismiss()
     }
 
     private fun loadLists() { launch {
+        profile = withContext(Dispatchers.Default) { app.db.profileDao().getByIdNow(profileId) }
+
         with (b.dateDropdown) {
             db = app.db
-            profileId = App.profileId
+            profileId = profileId
             showWeekDays = false
             showDays = true
             showOtherDate = true
@@ -233,7 +269,7 @@ class EventManualDialog(
 
         with (b.timeDropdown) {
             db = app.db
-            profileId = App.profileId
+            profileId = profileId
             showAllDay = true
             showCustomTime = true
             lessonsDate = b.dateDropdown.getSelected() as? Date ?: Date.getToday()
@@ -241,6 +277,8 @@ class EventManualDialog(
             if (!loadItems())
                 syncTimetable(lessonsDate ?: Date.getToday())
             selectDefault(editingEvent?.startTime)
+            if (editingEvent != null && editingEvent.startTime == null)
+                select(0L)
             selectDefault(defaultLesson?.displayStartTime ?: defaultTime)
             onLessonSelected = { lesson ->
                 lesson.displaySubjectId?.let { b.subjectDropdown.selectSubject(it) } ?: b.subjectDropdown.deselect()
@@ -251,7 +289,7 @@ class EventManualDialog(
 
         with (b.teamDropdown) {
             db = app.db
-            profileId = App.profileId
+            profileId = profileId
             showNoTeam = true
             loadItems()
             selectTeamClass()
@@ -261,7 +299,7 @@ class EventManualDialog(
 
         with (b.subjectDropdown) {
             db = app.db
-            profileId = App.profileId
+            profileId = profileId
             showNoSubject = true
             showCustomSubject = false
             loadItems()
@@ -271,7 +309,7 @@ class EventManualDialog(
 
         with (b.teacherDropdown) {
             db = app.db
-            profileId = App.profileId
+            profileId = profileId
             showNoTeacher = true
             loadItems()
             selectDefault(editingEvent?.teacherId)
@@ -323,7 +361,7 @@ class EventManualDialog(
         }
 
         b.typeColor.onClick {
-            val currentColor = (b.typeDropdown?.selected?.tag as EventType?)?.color ?: Event.COLOR_DEFAULT
+            val currentColor = (b.typeDropdown.selected?.tag as EventType?)?.color ?: Event.COLOR_DEFAULT
             val colorPickerDialog = ColorPickerDialog.newBuilder()
                     .setColor(currentColor)
                     .create()
@@ -365,16 +403,24 @@ class EventManualDialog(
 
     private fun saveEvent() {
         val date = b.dateDropdown.getSelected() as? Date
-        val startTimePair = b.timeDropdown.getSelected() as? Pair<*, *>
-        val startTime = startTimePair?.first as? Time
+        val timeSelected = b.timeDropdown.getSelected()
         val teamId = b.teamDropdown.getSelected() as? Long
         val type = b.typeDropdown.selected?.id
         val topic = b.topic.text?.toString()
         val subjectId = b.subjectDropdown.getSelected() as? Long
-        val teacherId = b.teacherDropdown.getSelected() as? Long
+        val teacherId = b.teacherDropdown.getSelected()
 
         val share = b.shareSwitch.isChecked
 
+        if (share && profile?.registration != Profile.REGISTRATION_ENABLED) {
+            RegistrationEnableDialog(activity, profileId).showEventShareDialog {
+                if (it != null)
+                    profile = it
+                saveEvent()
+            }
+            return
+        }
+
         b.dateDropdown.error = null
         b.teamDropdown.error = null
         b.typeDropdown.error = null
@@ -384,24 +430,39 @@ class EventManualDialog(
 
         if (date == null) {
             b.dateDropdown.error = app.getString(R.string.dialog_event_manual_date_choose)
+            b.dateDropdown.requestFocus()
+            isError = true
+        }
+
+        if (timeSelected !is Pair<*, *> && timeSelected != 0L) {
+            b.timeDropdown.error = app.getString(R.string.dialog_event_manual_time_choose)
+            if (!isError) b.timeDropdown.parent.requestChildFocus(b.timeDropdown, b.timeDropdown)
             isError = true
         }
 
         if (share && teamId == null) {
             b.teamDropdown.error = app.getString(R.string.dialog_event_manual_team_choose)
+            if (!isError) b.teamDropdown.parent.requestChildFocus(b.teamDropdown, b.teamDropdown)
             isError = true
         }
 
         if (type == null) {
             b.typeDropdown.error = app.getString(R.string.dialog_event_manual_type_choose)
+            if (!isError) b.typeDropdown.requestFocus()
             isError = true
         }
 
         if (topic.isNullOrBlank()) {
             b.topic.error = app.getString(R.string.dialog_event_manual_topic_choose)
+            if (!isError) b.topic.requestFocus()
             isError = true
         }
 
+        val startTime = if (timeSelected == 0L)
+            null
+        else
+            (timeSelected as? Pair<*, *>)?.first as? Time
+
         if (isError) return
 
         val id = System.currentTimeMillis()
@@ -436,7 +497,7 @@ class EventManualDialog(
             val profile = app.db.profileDao().getByIdNow(profileId)
 
             if (!share && !editingShared) {
-                Toast.makeText(activity, R.string.event_manual_saving, Toast.LENGTH_SHORT).show()
+                //Toast.makeText(activity, R.string.event_manual_saving, Toast.LENGTH_SHORT).show()
                 finishAdding(eventObject, metadataObject)
             }
             else if (editingShared && !editingOwn) {
@@ -444,7 +505,7 @@ class EventManualDialog(
                 // TODO
             }
             else if (!share && editingShared) {
-                Toast.makeText(activity, R.string.event_manual_unshare, Toast.LENGTH_SHORT).show()
+                showSharingProgressDialog()
 
                 eventObject.apply {
                     sharedBy = null
@@ -453,13 +514,16 @@ class EventManualDialog(
 
                 api.runCatching(activity) {
                     unshareEvent(eventObject)
-                } ?: return@launch
+                } ?: run {
+                    progressDialog?.dismiss()
+                    return@launch
+                }
 
                 eventObject.sharedByName = null
                 finishAdding(eventObject, metadataObject)
             }
             else if (share) {
-                Toast.makeText(activity, R.string.event_manual_share, Toast.LENGTH_SHORT).show()
+                showSharingProgressDialog()
 
                 eventObject.apply {
                     sharedBy = profile?.userCode
@@ -470,7 +534,10 @@ class EventManualDialog(
 
                 api.runCatching(activity) {
                     shareEvent(eventObject.withMetadata(metadataObject))
-                } ?: return@launch
+                } ?: run {
+                    progressDialog?.dismiss()
+                    return@launch
+                }
 
                 eventObject.sharedBy = "self"
                 finishAdding(eventObject, metadataObject)
@@ -478,6 +545,7 @@ class EventManualDialog(
             else {
                 Toast.makeText(activity, "Unknown action :(", Toast.LENGTH_SHORT).show()
             }
+            progressDialog?.dismiss()
         }
     }
 
@@ -485,11 +553,14 @@ class EventManualDialog(
         launch {
             if (editingShared && editingOwn) {
                 // unshare + remove own event
-                Toast.makeText(activity, R.string.event_manual_unshare_remove, Toast.LENGTH_SHORT).show()
+                showRemovingProgressDialog()
 
                 api.runCatching(activity) {
                     unshareEvent(editingEvent!!)
-                } ?: return@launch
+                } ?: run {
+                    progressDialog?.dismiss()
+                    return@launch
+                }
 
                 finishRemoving()
             } else if (editingShared && !editingOwn) {
@@ -498,9 +569,10 @@ class EventManualDialog(
                 // TODO
             } else {
                 // remove event
-                Toast.makeText(activity, R.string.event_manual_remove, Toast.LENGTH_SHORT).show()
+                //Toast.makeText(activity, R.string.event_manual_remove, Toast.LENGTH_SHORT).show()
                 finishRemoving()
             }
+            progressDialog?.dismiss()
         }
     }
 

app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/grade/GradeDetailsDialog.kt

@@ -58,7 +58,7 @@ class GradeDetailsDialog(
         b.weightText = manager.getWeightString(app, grade)
         b.commentVisible = false
         b.devMode = App.debugMode
-        b.gradeName.setTextColor(if (ColorUtils.calculateLuminance(gradeColor) > 0.3) 0x99000000.toInt() else 0x99ffffff.toInt())
+        b.gradeName.setTextColor(if (ColorUtils.calculateLuminance(gradeColor) > 0.3) 0xaa000000.toInt() else 0xccffffff.toInt())
         b.gradeName.background.setTintColor(gradeColor)
 
         b.gradeValue = if (grade.weight == 0f || grade.value < 0f) -1f else manager.getGradeValue(grade)

app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/settings/GradesConfigDialog.kt

@@ -20,6 +20,7 @@ import pl.szczodrzynski.edziennik.utils.managers.GradesManager.Companion.YEAR_1_
 import pl.szczodrzynski.edziennik.utils.managers.GradesManager.Companion.YEAR_1_SEM_2_AVG
 import pl.szczodrzynski.edziennik.utils.managers.GradesManager.Companion.YEAR_1_SEM_2_SEM
 import pl.szczodrzynski.edziennik.utils.managers.GradesManager.Companion.YEAR_ALL_GRADES
+import java.util.*
 
 class GradesConfigDialog(
         val activity: AppCompatActivity,
@@ -88,14 +89,34 @@ class GradesConfigDialog(
             else -> null
         }?.isChecked = true
 
-        b.dontCountZeroToAverage.isChecked = !profileConfig.countZeroToAvg
+        b.dontCountGrades.isChecked = profileConfig.dontCountEnabled && profileConfig.dontCountGrades.isNotEmpty()
         b.hideImproved.isChecked = profileConfig.hideImproved
         b.averageWithoutWeight.isChecked = profileConfig.averageWithoutWeight
+
+        if (profileConfig.dontCountGrades.isEmpty()) {
+            b.dontCountGradesText.setText("nb, 0, bz, bd")
+        }
+        else {
+            b.dontCountGradesText.setText(profileConfig.dontCountGrades.join(", "))
+        }
     }
 
     private fun saveConfig() {
         profileConfig.plusValue = if (b.customPlusCheckBox.isChecked) b.customPlusValue.progress else null
         profileConfig.minusValue = if (b.customMinusCheckBox.isChecked) b.customMinusValue.progress else null
+
+        b.dontCountGradesText.setText(
+                b.dontCountGradesText
+                        .text
+                        ?.toString()
+                        ?.toLowerCase(Locale.getDefault())
+                        ?.replace(", ", ",")
+        )
+        profileConfig.dontCountEnabled = b.dontCountGrades.isChecked
+        profileConfig.dontCountGrades = b.dontCountGradesText.text
+                ?.split(",")
+                ?.map { it.trim() }
+                ?: listOf()
     }
 
     private fun initView() {
@@ -127,7 +148,6 @@ class GradesConfigDialog(
         b.gradeAverageMode2.setOnSelectedListener { profileConfig.yearAverageMode = YEAR_1_AVG_2_SEM }
         b.gradeAverageMode3.setOnSelectedListener { profileConfig.yearAverageMode = YEAR_1_SEM_2_SEM }
 
-        b.dontCountZeroToAverage.onChange { _, isChecked -> profileConfig.countZeroToAvg = !isChecked }
         b.hideImproved.onChange { _, isChecked -> profileConfig.hideImproved = isChecked }
         b.averageWithoutWeight.onChange { _, isChecked -> profileConfig.averageWithoutWeight = isChecked }
 

app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/sync/RegistrationEnableDialog.kt

@@ -0,0 +1,89 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2020-3-15.
+ */
+
+package pl.szczodrzynski.edziennik.ui.dialogs.sync
+
+import android.text.Html
+import androidx.appcompat.app.AlertDialog
+import androidx.appcompat.app.AppCompatActivity
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import kotlinx.coroutines.*
+import pl.szczodrzynski.edziennik.App
+import pl.szczodrzynski.edziennik.R
+import pl.szczodrzynski.edziennik.data.api.szkolny.SzkolnyApi
+import pl.szczodrzynski.edziennik.data.api.task.AppSync
+import pl.szczodrzynski.edziennik.data.db.entity.Profile
+import kotlin.coroutines.CoroutineContext
+
+class RegistrationEnableDialog(
+        val activity: AppCompatActivity,
+        val profileId: Int
+) : CoroutineScope {
+    companion object {
+        private const val TAG = "RegistrationEnableDialog"
+    }
+
+    private lateinit var app: App
+
+    private val job = Job()
+    override val coroutineContext: CoroutineContext
+        get() = job + Dispatchers.Main
+
+    // local variables go here
+    private var progressDialog: AlertDialog? = null
+
+    init { run {
+        if (activity.isFinishing)
+            return@run
+        app = activity.applicationContext as App
+    }}
+
+    fun showEventShareDialog(onSuccess: (profile: Profile?) -> Unit) {
+        MaterialAlertDialogBuilder(activity)
+                .setTitle(R.string.event_manual_need_registration_title)
+                .setMessage(R.string.event_manual_need_registration_text)
+                .setPositiveButton(R.string.ok) { dialog, which ->
+                    enableRegistration(onSuccess)
+                }
+                .setNegativeButton(R.string.cancel, null)
+                .show()
+    }
+
+    fun showEnableDialog(onSuccess: (profile: Profile?) -> Unit) {
+        MaterialAlertDialogBuilder(activity)
+                .setTitle(R.string.registration_enable_dialog_title)
+                .setMessage(Html.fromHtml(app.getString(R.string.registration_enable_dialog_text)))
+                .setPositiveButton(R.string.ok) { dialog, which ->
+                    enableRegistration(onSuccess)
+                }
+                .setNegativeButton(R.string.cancel, null)
+                .show()
+    }
+
+    private fun enableRegistration(onSuccess: (profile: Profile?) -> Unit) { launch {
+        progressDialog = MaterialAlertDialogBuilder(activity)
+                .setTitle(R.string.please_wait)
+                .setMessage(R.string.registration_enable_progress_text)
+                .setCancelable(false)
+                .show()
+
+        val profile = withContext(Dispatchers.Default) {
+            val profile = app.db.profileDao().getByIdNow(profileId) ?: return@withContext null
+            profile.registration = Profile.REGISTRATION_ENABLED
+
+            // force full registration of the user
+            App.config.getFor(profile.id).hash = ""
+
+            AppSync(app, mutableListOf(), listOf(profile), SzkolnyApi(app)).run(0L, markAsSeen = true)
+            app.db.profileDao().add(profile)
+            if (profile.id == App.profileId) {
+                App.profile.registration = profile.registration
+            }
+            return@withContext profile
+        }
+
+        progressDialog?.dismiss()
+        onSuccess(profile)
+    }}
+}

app/src/main/java/pl/szczodrzynski/edziennik/ui/dialogs/timetable/GenerateBlockTimetableDialog.kt

@@ -18,8 +18,8 @@ import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.app.AppCompatActivity
 import androidx.cardview.widget.CardView
 import androidx.core.content.FileProvider
-import com.google.android.material.datepicker.MaterialDatePicker
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import com.wdullaer.materialdatetimepicker.date.DatePickerDialog
 import kotlinx.coroutines.*
 import org.greenrobot.eventbus.EventBus
 import org.greenrobot.eventbus.Subscribe
@@ -116,18 +116,16 @@ class GenerateBlockTimetableDialog(
     }}
 
     private fun selectDate() {
-        MaterialDatePicker.Builder
-                .datePicker()
-                .setSelection(Date.getToday().inMillis)
-                .build()
+        val date = Date.getToday()
+        DatePickerDialog
+                .newInstance({ _, year, monthOfYear, dayOfMonth ->
+                    val dateSelected = Date(year, monthOfYear, dayOfMonth)
+                    generateBlockTimetable(dateSelected.weekStart, dateSelected.weekEnd)
+                }, date.year, date.month, date.day)
                 .apply {
-                    addOnPositiveButtonClickListener { dateInMillis ->
-                        dismiss()
-                        val selectedDate = Date.fromMillis(dateInMillis)
-                        generateBlockTimetable(selectedDate.weekStart, selectedDate.weekEnd)
-                    }
+                    accentColor = R.attr.colorPrimary.resolveAttr(this@GenerateBlockTimetableDialog.activity)
+                    show(this@GenerateBlockTimetableDialog.activity.supportFragmentManager, "DatePickerDialog")
                 }
-                .show(activity.supportFragmentManager, "MaterialDatePicker")
     }
 
     @Subscribe(threadMode = ThreadMode.MAIN)

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/announcements/AnnouncementsFragment.java

@@ -33,6 +33,7 @@ import pl.szczodrzynski.edziennik.utils.SimpleDividerItemDecoration;
 import pl.szczodrzynski.edziennik.utils.Themes;
 import pl.szczodrzynski.navlib.bottomsheet.items.BottomSheetPrimaryItem;
 
+import static androidx.recyclerview.widget.RecyclerView.SCROLL_STATE_IDLE;
 import static pl.szczodrzynski.edziennik.data.db.entity.LoginStore.LOGIN_TYPE_LIBRUS;
 import static pl.szczodrzynski.edziennik.data.db.entity.Metadata.TYPE_ANNOUNCEMENT;
 
@@ -90,6 +91,18 @@ public class AnnouncementsFragment extends Fragment {
         recyclerView.setLayoutManager(linearLayoutManager);
         recyclerView.addItemDecoration(new SimpleDividerItemDecoration(view.getContext()));
 
+        recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {
+            @Override
+            public void onScrollStateChanged(@NonNull RecyclerView recyclerView, int newState) {
+                if (recyclerView.canScrollVertically(-1)) {
+                    b.refreshLayout.setEnabled(false);
+                }
+                if (!recyclerView.canScrollVertically(-1) && newState == SCROLL_STATE_IDLE) {
+                    b.refreshLayout.setEnabled(true);
+                }
+            }
+        });
+
         app.db.announcementDao().getAll(App.Companion.getProfileId()).observe(this, announcements -> {
             if (app == null || activity == null || b == null || !isAdded())
                 return;

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/attendance/AttendanceFragment.java

@@ -21,6 +21,7 @@ import androidx.core.graphics.ColorUtils;
 import androidx.databinding.DataBindingUtil;
 import androidx.fragment.app.Fragment;
 import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
 
 import com.mikepenz.iconics.typeface.library.community.material.CommunityMaterial;
 
@@ -40,6 +41,7 @@ import pl.szczodrzynski.edziennik.utils.SimpleDividerItemDecoration;
 import pl.szczodrzynski.edziennik.utils.Themes;
 import pl.szczodrzynski.navlib.bottomsheet.items.BottomSheetPrimaryItem;
 
+import static androidx.recyclerview.widget.RecyclerView.SCROLL_STATE_IDLE;
 import static pl.szczodrzynski.edziennik.data.db.entity.Attendance.TYPE_ABSENT;
 import static pl.szczodrzynski.edziennik.data.db.entity.Attendance.TYPE_ABSENT_EXCUSED;
 import static pl.szczodrzynski.edziennik.data.db.entity.Attendance.TYPE_BELATED;
@@ -181,6 +183,18 @@ public class AttendanceFragment extends Fragment {
         b.attendanceView.setLayoutManager(linearLayoutManager);
         b.attendanceView.addItemDecoration(new SimpleDividerItemDecoration(getContext()));
 
+        b.attendanceView.addOnScrollListener(new RecyclerView.OnScrollListener() {
+            @Override
+            public void onScrollStateChanged(@NonNull RecyclerView recyclerView, int newState) {
+                if (recyclerView.canScrollVertically(-1)) {
+                    b.refreshLayout.setEnabled(false);
+                }
+                if (!recyclerView.canScrollVertically(-1) && newState == SCROLL_STATE_IDLE) {
+                    b.refreshLayout.setEnabled(true);
+                }
+            }
+        });
+
         App.db.attendanceDao().getAll(App.Companion.getProfileId()).observe(this, attendance -> {
             if (app == null || activity == null || b == null || !isAdded())
                 return;

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/base/MainSnackbar.kt

@@ -40,6 +40,7 @@ class MainSnackbar(val activity: AppCompatActivity) {
             setAction(actionText) {
                 onClick?.invoke()
             }
+            duration = 7000
             show()
         }
     }

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/behaviour/BehaviourFragment.java

@@ -15,6 +15,7 @@ import androidx.appcompat.widget.PopupMenu;
 import androidx.databinding.DataBindingUtil;
 import androidx.fragment.app.Fragment;
 import androidx.recyclerview.widget.LinearLayoutManager;
+import androidx.recyclerview.widget.RecyclerView;
 
 import com.mikepenz.iconics.typeface.library.community.material.CommunityMaterial;
 
@@ -31,6 +32,7 @@ import pl.szczodrzynski.edziennik.databinding.FragmentBehaviourBinding;
 import pl.szczodrzynski.edziennik.utils.Themes;
 import pl.szczodrzynski.navlib.bottomsheet.items.BottomSheetPrimaryItem;
 
+import static androidx.recyclerview.widget.RecyclerView.SCROLL_STATE_IDLE;
 import static pl.szczodrzynski.edziennik.data.db.entity.Metadata.TYPE_NOTICE;
 
 public class BehaviourFragment extends Fragment {
@@ -97,6 +99,18 @@ public class BehaviourFragment extends Fragment {
         b.noticesView.setHasFixedSize(true);
         b.noticesView.setLayoutManager(linearLayoutManager);
 
+        b.noticesView.addOnScrollListener(new RecyclerView.OnScrollListener() {
+            @Override
+            public void onScrollStateChanged(@NonNull RecyclerView recyclerView, int newState) {
+                if (recyclerView.canScrollVertically(-1)) {
+                    b.refreshLayout.setEnabled(false);
+                }
+                if (!recyclerView.canScrollVertically(-1) && newState == SCROLL_STATE_IDLE) {
+                    b.refreshLayout.setEnabled(true);
+                }
+            }
+        });
+
         app.db.noticeDao().getAll(App.Companion.getProfileId()).observe(this, notices -> {
             if (app == null || activity == null || b == null || !isAdded())
                 return;

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/feedback/FeedbackActivity.java

@@ -1,54 +0,0 @@
-package pl.szczodrzynski.edziennik.ui.modules.feedback;
-
-import android.os.Bundle;
-import android.view.MenuItem;
-
-import androidx.appcompat.app.AppCompatActivity;
-import androidx.databinding.DataBindingUtil;
-
-import pl.szczodrzynski.edziennik.App;
-import pl.szczodrzynski.edziennik.R;
-import pl.szczodrzynski.edziennik.databinding.ActivityFeedbackBinding;
-import pl.szczodrzynski.edziennik.utils.Themes;
-
-public class FeedbackActivity extends AppCompatActivity {
-
-    private static final String TAG = "FeedbackActivity";
-    private App app;
-    private ActivityFeedbackBinding b;
-
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        setTheme(Themes.INSTANCE.getAppTheme());
-        b = DataBindingUtil.inflate(getLayoutInflater(), R.layout.activity_feedback, null, false);
-        setContentView(b.getRoot());
-        app = (App) getApplication();
-
-        setSupportActionBar(b.toolbar);
-        if (getSupportActionBar() != null)
-                getSupportActionBar().setDisplayHomeAsUpEnabled(true);
-
-    }
-
-    @Override
-    public boolean onOptionsItemSelected(MenuItem item) {
-        if (item.getItemId() == android.R.id.home) // Press Back Icon
-        {
-            finish();
-        }
-
-        return super.onOptionsItemSelected(item);
-    }
-
-    @Override
-    protected void onResume() {
-        super.onResume();
-    }
-
-    @Override
-    protected void onPause() {
-        super.onPause();
-    }
-}

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/feedback/FeedbackActivity.kt

@@ -0,0 +1,25 @@
+package pl.szczodrzynski.edziennik.ui.modules.feedback
+
+import android.os.Bundle
+import android.view.MenuItem
+import androidx.appcompat.app.AppCompatActivity
+import pl.szczodrzynski.edziennik.R
+import pl.szczodrzynski.edziennik.utils.Themes.appTheme
+
+class FeedbackActivity : AppCompatActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setTheme(appTheme)
+        setContentView(R.layout.activity_feedback)
+
+        val transaction = supportFragmentManager.beginTransaction()
+        transaction.replace(R.id.feedbackFragment, FeedbackFragment())
+        transaction.commitAllowingStateLoss()
+    }
+
+    override fun onOptionsItemSelected(item: MenuItem): Boolean {
+        if (item.itemId == android.R.id.home)
+            finish()
+        return super.onOptionsItemSelected(item)
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/feedback/FeedbackFragment.kt

@@ -12,6 +12,7 @@ import android.view.View
 import android.view.ViewGroup
 import android.widget.PopupMenu
 import android.widget.Toast
+import androidx.appcompat.app.AppCompatActivity
 import androidx.fragment.app.Fragment
 import coil.Coil
 import coil.api.load
@@ -22,15 +23,26 @@ import kotlinx.coroutines.*
 import org.greenrobot.eventbus.EventBus
 import org.greenrobot.eventbus.Subscribe
 import org.greenrobot.eventbus.ThreadMode
-import pl.szczodrzynski.edziennik.*
+import pl.szczodrzynski.edziennik.App
+import pl.szczodrzynski.edziennik.R
+import pl.szczodrzynski.edziennik.crc16
 import pl.szczodrzynski.edziennik.data.api.events.FeedbackMessageEvent
 import pl.szczodrzynski.edziennik.data.api.szkolny.SzkolnyApi
 import pl.szczodrzynski.edziennik.data.db.entity.FeedbackMessage
 import pl.szczodrzynski.edziennik.databinding.FragmentFeedbackBinding
-import pl.szczodrzynski.edziennik.utils.Themes
+import pl.szczodrzynski.edziennik.onClick
 import pl.szczodrzynski.edziennik.utils.Utils
 import pl.szczodrzynski.edziennik.utils.Utils.openUrl
 import java.util.*
+import kotlin.collections.List
+import kotlin.collections.any
+import kotlin.collections.filter
+import kotlin.collections.firstOrNull
+import kotlin.collections.forEach
+import kotlin.collections.forEachIndexed
+import kotlin.collections.isNotEmpty
+import kotlin.collections.mutableMapOf
+import kotlin.collections.set
 import kotlin.coroutines.CoroutineContext
 
 class FeedbackFragment : Fragment(), CoroutineScope {
@@ -39,7 +51,7 @@ class FeedbackFragment : Fragment(), CoroutineScope {
     }
 
     private lateinit var app: App
-    private lateinit var activity: MainActivity
+    private lateinit var activity: AppCompatActivity
     private lateinit var b: FragmentFeedbackBinding
 
     private val job: Job = Job()
@@ -54,11 +66,10 @@ class FeedbackFragment : Fragment(), CoroutineScope {
     private var receiver: BroadcastReceiver? = null
 
     override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
-        activity = (getActivity() as MainActivity?) ?: return null
+        activity = (getActivity() as AppCompatActivity?) ?: return null
         if (context == null)
             return null
         app = activity.application as App
-        context!!.theme.applyStyle(Themes.appTheme, true)
         // activity, context and profile is valid
         b = FragmentFeedbackBinding.inflate(inflater)
         // prevent doubled received messages on enter
@@ -239,7 +250,7 @@ class FeedbackFragment : Fragment(), CoroutineScope {
         }
 
         launch {
-            val message = api.runCatching(activity.errorSnackbar) {
+            val message = api.runCatching(activity) {
                 val message = api.sendFeedbackMessage(
                         senderName = App.profile.accountName ?: App.profile.studentNameLong,
                         targetDeviceId = if (isDev) currentDeviceId else null,

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/grades/GradeView.kt

@@ -77,9 +77,9 @@ class GradeView : AppCompatTextView {
             TYPE_SEMESTER2_PROPOSED,
             TYPE_YEAR_PROPOSED -> android.R.attr.textColorPrimary.resolveAttr(context)
             else -> if (ColorUtils.calculateLuminance(gradeColor) > 0.3)
-                0x99000000.toInt()
+                0xaa000000.toInt()
             else
-                0x99ffffff.toInt()
+                0xccffffff.toInt()
         })
 
         //typeface = Typeface.create("sans-serif-light", Typeface.NORMAL)

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/grades/GradesFragment.kt

@@ -13,6 +13,8 @@ import android.widget.Toast
 import androidx.fragment.app.Fragment
 import androidx.lifecycle.Observer
 import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+import androidx.recyclerview.widget.RecyclerView.SCROLL_STATE_IDLE
 import com.mikepenz.iconics.typeface.library.community.material.CommunityMaterial
 import com.mikepenz.iconics.typeface.library.community.material.CommunityMaterial.Icon2
 import kotlinx.coroutines.*
@@ -53,6 +55,7 @@ class GradesFragment : Fragment(), CoroutineScope {
         GradesAdapter(activity)
     }
     private val manager by lazy { app.gradesManager }
+    private val dontCountEnabled by lazy { manager.dontCountEnabled }
     private val dontCountGrades by lazy { manager.dontCountGrades }
     private var expandSubjectId = 0L
 
@@ -80,6 +83,16 @@ class GradesFragment : Fragment(), CoroutineScope {
                             setHasFixedSize(true)
                             layoutManager = LinearLayoutManager(context)
                             //addItemDecoration(SimpleDividerItemDecoration(context))
+                            addOnScrollListener(object : RecyclerView.OnScrollListener() {
+                                override fun onScrollStateChanged(recyclerView: RecyclerView, newState: Int) {
+                                    if (recyclerView.canScrollVertically(-1)) {
+                                        b.refreshLayout.isEnabled = false
+                                    }
+                                    if (!recyclerView.canScrollVertically(-1) && newState == SCROLL_STATE_IDLE) {
+                                        b.refreshLayout.isEnabled = true
+                                    }
+                                }
+                            })
                         }
                     }
 
@@ -299,7 +312,7 @@ class GradesFragment : Fragment(), CoroutineScope {
 
     private fun countGrade(grade: Grade, averages: GradesAverages) {
         val value = manager.getGradeValue(grade)
-        val weight = manager.getGradeWeight(dontCountGrades, grade)
+        val weight = manager.getGradeWeight(dontCountEnabled, dontCountGrades, grade)
         when (grade.type) {
             Grade.TYPE_NORMAL -> {
                 if (grade.value > 0f) {

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/grades/editor/GradesEditorAdapter.kt

@@ -3,7 +3,6 @@ package pl.szczodrzynski.edziennik.ui.modules.grades.editor
 import android.content.Context
 import android.graphics.PorterDuff
 import android.graphics.PorterDuffColorFilter
-import android.graphics.Typeface
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
@@ -49,8 +48,7 @@ class GradesEditorAdapter(
 
         holder.gradesListName.text = editorGrade.name
         holder.gradesListName.isSelected = true
-        holder.gradesListName.setTypeface(null, Typeface.BOLD)
-        holder.gradesListName.setTextColor(if (ColorUtils.calculateLuminance(gradeColor) > 0.25) -0x1000000 else -0x1)
+        holder.gradesListName.setTextColor(if (ColorUtils.calculateLuminance(gradeColor) > 0.25) 0xaa000000.toInt() else 0xccffffff.toInt())
         holder.gradesListName.background.colorFilter = PorterDuffColorFilter(gradeColor, PorterDuff.Mode.MULTIPLY)
         holder.gradesListCategory.text = editorGrade.category
         if (editorGrade.weight < 0) {

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/grades/editor/GradesEditorFragment.kt

@@ -16,7 +16,6 @@ import pl.szczodrzynski.edziennik.*
 import pl.szczodrzynski.edziennik.data.db.entity.Grade
 import pl.szczodrzynski.edziennik.databinding.FragmentGradesEditorBinding
 import pl.szczodrzynski.edziennik.utils.Colors
-import pl.szczodrzynski.edziennik.utils.Themes
 import pl.szczodrzynski.edziennik.utils.managers.GradesManager.Companion.YEAR_1_AVG_2_AVG
 import pl.szczodrzynski.edziennik.utils.managers.GradesManager.Companion.YEAR_1_AVG_2_SEM
 import pl.szczodrzynski.edziennik.utils.managers.GradesManager.Companion.YEAR_1_SEM_2_AVG
@@ -60,16 +59,13 @@ class GradesEditorFragment : Fragment() {
         if (context == null)
             return null
         app = activity.application as App
-        context!!.theme.applyStyle(Themes.appTheme, true)
-        if (app.profile == null)
-            return inflater.inflate(R.layout.fragment_loading, container, false)
         // activity, context and profile is valid
         b = FragmentGradesEditorBinding.inflate(inflater)
         return b.root
     }
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
-        if (app.profile == null || !isAdded)
+        if (!isAdded)
             return
 
         subjectId = arguments.getLong("subjectId", -1)
@@ -110,7 +106,7 @@ class GradesEditorFragment : Fragment() {
                         continue
                     }
                     var weight = editorGrade.weight
-                    if (!config.countZeroToAvg && editorGrade.name == "0") {
+                    if (config.dontCountEnabled && config.dontCountGrades.contains(editorGrade.name.toLowerCase().trim())) {
                         weight = 0f
                     }
                     val value = editorGrade.value * weight
@@ -175,7 +171,7 @@ class GradesEditorFragment : Fragment() {
         averageSemester = 0f
         for (editorGrade in editorGrades) {
             var weight = editorGrade.weight
-            if (!config.countZeroToAvg && editorGrade.name == "0") {
+            if (config.dontCountEnabled && config.dontCountGrades.contains(editorGrade.name.toLowerCase().trim())) {
                 weight = 0f
             }
             val value = editorGrade.value * weight
@@ -218,7 +214,7 @@ class GradesEditorFragment : Fragment() {
                             continue
                         }
                         var weight = grade.weight
-                        if (!config.countZeroToAvg && grade.name == "0") {
+                        if (config.dontCountEnabled && config.dontCountGrades.contains(grade.name.toLowerCase().trim())) {
                             weight = 0f
                         }
                         val value = grade.value * weight

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/grades/viewholder/StatsViewHolder.kt

@@ -102,7 +102,7 @@ class StatsViewHolder(
                 .show()
         }
 
-        b.customValueDivider.isVisible = manager.plusValue != null || manager.minusValue != null
+        b.customValueDivider.isVisible = manager.dontCountEnabled || manager.plusValue != null || manager.minusValue != null
         b.customValueLayout.isVisible = b.customValueDivider.isVisible
         b.customValueButton.onClick {
             GradesConfigDialog(activity, reloadOnDismiss = true)

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/grades/viewholder/SubjectViewHolder.kt

@@ -16,11 +16,8 @@ import androidx.appcompat.view.ContextThemeWrapper
 import androidx.core.view.get
 import androidx.core.view.isVisible
 import androidx.recyclerview.widget.RecyclerView
-import pl.szczodrzynski.edziennik.App
-import pl.szczodrzynski.edziennik.R
+import pl.szczodrzynski.edziennik.*
 import pl.szczodrzynski.edziennik.databinding.GradesItemSubjectBinding
-import pl.szczodrzynski.edziennik.dp
-import pl.szczodrzynski.edziennik.setText
 import pl.szczodrzynski.edziennik.ui.modules.grades.GradeView
 import pl.szczodrzynski.edziennik.ui.modules.grades.GradesAdapter
 import pl.szczodrzynski.edziennik.ui.modules.grades.GradesAdapter.Companion.STATE_CLOSED
@@ -38,7 +35,7 @@ class SubjectViewHolder(
 
     override fun onBind(activity: AppCompatActivity, app: App, item: GradesSubject, position: Int, adapter: GradesAdapter) {
         val manager = app.gradesManager
-        val contextWrapper = ContextThemeWrapper(activity, Themes.themeInt)
+        val contextWrapper = ContextThemeWrapper(activity, Themes.appTheme)
 
         b.subjectName.text = item.subjectName
         b.dropdownIcon.rotation = when (item.state) {
@@ -62,6 +59,7 @@ class SubjectViewHolder(
 
         if (firstSemester.number != item.semester) {
             b.gradesContainer.addView(TextView(contextWrapper).apply {
+                setTextColor(android.R.attr.textColorSecondary.resolveAttr(context))
                 setText(R.string.grades_preview_other_semester, firstSemester.number)
                 setPadding(0, 0, 5.dp, 0)
                 maxLines = 1
@@ -88,6 +86,7 @@ class SubjectViewHolder(
         }
 
         b.previewContainer.addView(TextView(contextWrapper).apply {
+            setTextColor(android.R.attr.textColorSecondary.resolveAttr(context))
             text = manager.getAverageString(app, firstSemester.averages, nameSemester = true, showSemester = firstSemester.number)
             //gravity = Gravity.END
             layoutParams = LinearLayout.LayoutParams(WRAP_CONTENT, WRAP_CONTENT).apply {

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/home/CardItemTouchHelperCallback.kt

@@ -5,16 +5,18 @@
 package pl.szczodrzynski.edziennik.ui.modules.home
 
 import androidx.recyclerview.widget.ItemTouchHelper
+import androidx.recyclerview.widget.ItemTouchHelper.*
 import androidx.recyclerview.widget.RecyclerView
 import com.google.android.material.card.MaterialCardView
+import pl.szczodrzynski.edziennik.ui.modules.home.HomeFragment.Companion.removeCard
 import pl.szczodrzynski.edziennik.ui.modules.home.HomeFragment.Companion.swapCards
 import pl.szczodrzynski.edziennik.utils.SwipeRefreshLayoutNoIndicator
 
 class CardItemTouchHelperCallback(private val cardAdapter: HomeCardAdapter, private val refreshLayout: SwipeRefreshLayoutNoIndicator?) : ItemTouchHelper.Callback() {
     companion object {
         private const val TAG = "CardItemTouchHelperCallback"
-        private const val DRAG_FLAGS = ItemTouchHelper.UP or ItemTouchHelper.DOWN
-        private const val SWIPE_FLAGS = 0
+        private const val DRAG_FLAGS = UP or DOWN
+        private const val SWIPE_FLAGS = LEFT
     }
 
     private var dragCardView: MaterialCardView? = null
@@ -27,20 +29,24 @@ class CardItemTouchHelperCallback(private val cardAdapter: HomeCardAdapter, priv
         val fromPosition = viewHolder.adapterPosition
         val toPosition = target.adapterPosition
 
-        swapCards(fromPosition, toPosition, cardAdapter)
-        return true
+        return swapCards(fromPosition, toPosition, cardAdapter)
     }
 
-    override fun onSwiped(viewHolder: RecyclerView.ViewHolder, direction: Int) = Unit
+    override fun onSwiped(viewHolder: RecyclerView.ViewHolder, direction: Int) {
+        removeCard(viewHolder.adapterPosition)
+        cardAdapter.items.removeAt(viewHolder.adapterPosition)
+        cardAdapter.notifyItemRemoved(viewHolder.adapterPosition)
+    }
 
     override fun onSelectedChanged(viewHolder: RecyclerView.ViewHolder?, actionState: Int) {
         super.onSelectedChanged(viewHolder, actionState)
 
-        if (actionState == ItemTouchHelper.ACTION_STATE_DRAG && viewHolder != null) {
+        if (viewHolder != null && (actionState == ACTION_STATE_DRAG || actionState == ACTION_STATE_SWIPE)) {
             dragCardView = viewHolder.itemView as MaterialCardView
             dragCardView?.isDragged = true
             refreshLayout?.isEnabled = false
-        } else if (actionState == ItemTouchHelper.ACTION_STATE_IDLE && dragCardView != null) {
+        }
+        else if (actionState == ACTION_STATE_IDLE && dragCardView != null) {
             refreshLayout?.isEnabled = true
             dragCardView?.isDragged = false
             dragCardView = null

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/home/HomeConfigDialog.kt

@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2020-3-11.
+ */
+
+package pl.szczodrzynski.edziennik.ui.modules.home
+
+import androidx.appcompat.app.AlertDialog
+import androidx.appcompat.app.AppCompatActivity
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import pl.szczodrzynski.edziennik.App
+import pl.szczodrzynski.edziennik.MainActivity
+import pl.szczodrzynski.edziennik.R
+import pl.szczodrzynski.edziennik.ui.modules.home.HomeCard.Companion.CARD_EVENTS
+import pl.szczodrzynski.edziennik.ui.modules.home.HomeCard.Companion.CARD_GRADES
+import pl.szczodrzynski.edziennik.ui.modules.home.HomeCard.Companion.CARD_LUCKY_NUMBER
+import pl.szczodrzynski.edziennik.ui.modules.home.HomeCard.Companion.CARD_TIMETABLE
+import kotlin.collections.set
+
+class HomeConfigDialog(
+        val activity: AppCompatActivity,
+        private val reloadOnDismiss: Boolean = true,
+        val onShowListener: ((tag: String) -> Unit)? = null,
+        val onDismissListener: ((tag: String) -> Unit)? = null
+) {
+    companion object {
+        const val TAG = "HomeConfigDialog"
+    }
+
+    private val app by lazy { activity.application as App }
+    private val profileConfig by lazy { app.config.getFor(app.profileId).ui }
+
+    private lateinit var dialog: AlertDialog
+
+    init { run {
+        if (activity.isFinishing)
+            return@run
+        onShowListener?.invoke(TAG)
+
+        val ids = listOf(
+                CARD_LUCKY_NUMBER,
+                CARD_TIMETABLE,
+                CARD_GRADES,
+                CARD_EVENTS
+        )
+        val items = listOf(
+                app.getString(R.string.card_type_lucky_number),
+                app.getString(R.string.card_type_timetable),
+                app.getString(R.string.card_type_grades),
+                app.getString(R.string.card_type_events)
+        )
+        val checkedItems = ids.map { it to false }.toMap().toMutableMap()
+
+        val profileId = App.profileId
+        val homeCards = profileConfig.homeCards
+                .filter { it.profileId == profileId }
+                .toMutableList()
+
+        homeCards.forEach {
+            checkedItems[it.cardId] = true
+        }
+
+        dialog = MaterialAlertDialogBuilder(activity)
+                .setTitle(R.string.home_configure_add_remove)
+                .setMultiChoiceItems(items.toTypedArray(), checkedItems.values.toBooleanArray()) { _, which, isChecked ->
+                    if (isChecked) {
+                        homeCards += HomeCardModel(profileId, ids[which])
+                    }
+                    else {
+                        homeCards.removeAll { it.profileId == profileId && it.cardId == ids[which] }
+                    }
+                }
+                .setPositiveButton(R.string.ok) { dialog, _ -> dialog.dismiss() }
+                .setOnDismissListener {
+                    profileConfig.homeCards = homeCards
+                    onDismissListener?.invoke(TAG)
+                    if (reloadOnDismiss) (activity as? MainActivity)?.reloadTarget()
+                }
+                .show()
+    }}
+}

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/home/HomeFragment.kt

@@ -13,6 +13,7 @@ import android.widget.Toast
 import androidx.core.view.AccessibilityDelegateCompat
 import androidx.core.view.accessibility.AccessibilityNodeInfoCompat
 import androidx.core.view.accessibility.AccessibilityNodeInfoCompat.AccessibilityActionCompat
+import androidx.core.widget.NestedScrollView
 import androidx.fragment.app.Fragment
 import androidx.recyclerview.widget.ItemTouchHelper
 import androidx.recyclerview.widget.LinearLayoutManager
@@ -25,8 +26,12 @@ import pl.szczodrzynski.edziennik.MainActivity
 import pl.szczodrzynski.edziennik.R
 import pl.szczodrzynski.edziennik.data.db.entity.LoginStore
 import pl.szczodrzynski.edziennik.databinding.FragmentHomeBinding
+import pl.szczodrzynski.edziennik.onClick
 import pl.szczodrzynski.edziennik.ui.dialogs.home.StudentNumberDialog
-import pl.szczodrzynski.edziennik.ui.modules.home.cards.*
+import pl.szczodrzynski.edziennik.ui.modules.home.cards.HomeEventsCard
+import pl.szczodrzynski.edziennik.ui.modules.home.cards.HomeGradesCard
+import pl.szczodrzynski.edziennik.ui.modules.home.cards.HomeLuckyNumberCard
+import pl.szczodrzynski.edziennik.ui.modules.home.cards.HomeTimetableCard
 import pl.szczodrzynski.edziennik.utils.Themes
 import pl.szczodrzynski.navlib.bottomsheet.items.BottomSheetPrimaryItem
 import pl.szczodrzynski.navlib.bottomsheet.items.BottomSheetSeparatorItem
@@ -36,12 +41,12 @@ class HomeFragment : Fragment(), CoroutineScope {
     companion object {
         private const val TAG = "HomeFragment"
 
-        fun swapCards(fromPosition: Int, toPosition: Int, cardAdapter: HomeCardAdapter) {
+        fun swapCards(fromPosition: Int, toPosition: Int, cardAdapter: HomeCardAdapter): Boolean {
             val fromCard = cardAdapter.items[fromPosition]
             val toCard = cardAdapter.items[toPosition]
             if (fromCard.id == 100 || toCard.id == 100) {
                 // debug card is not swappable
-                return
+                return false
             }
             cardAdapter.items[fromPosition] = cardAdapter.items[toPosition]
             cardAdapter.items[toPosition] = fromCard
@@ -52,6 +57,15 @@ class HomeFragment : Fragment(), CoroutineScope {
             homeCards[fromPosition] = homeCards[toPosition]
             homeCards[toPosition] = fromPair
             App.config.forProfile().ui.homeCards = homeCards
+            return true
+        }
+
+        fun removeCard(position: Int) {
+            val homeCards = App.config.forProfile().ui.homeCards.toMutableList()
+            if (position >= homeCards.size)
+                return
+            homeCards.removeAt(position)
+            App.config.forProfile().ui.homeCards = homeCards
         }
     }
 
@@ -76,10 +90,17 @@ class HomeFragment : Fragment(), CoroutineScope {
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         // TODO check if app, activity, b can be null
-        if (app.profile == null || !isAdded)
+        if (!isAdded)
             return
 
         activity.bottomSheet.prependItems(
+                BottomSheetPrimaryItem(true)
+                        .withTitle(R.string.menu_add_remove_cards)
+                        .withIcon(Icon.cmd_card_bulleted_settings_outline)
+                        .withOnClickListener(OnClickListener {
+                            activity.bottomSheet.close()
+                            HomeConfigDialog(activity, reloadOnDismiss = true)
+                        }),
                 BottomSheetPrimaryItem(true)
                         .withTitle(R.string.menu_set_student_number)
                         .withIcon(SzkolnyFont.Icon.szf_clipboard_list_outline)
@@ -106,6 +127,13 @@ class HomeFragment : Fragment(), CoroutineScope {
                             Toast.makeText(activity, R.string.main_menu_mark_as_read_success, Toast.LENGTH_SHORT).show()
                         })
         )
+        b.configureCards.onClick {
+            HomeConfigDialog(activity, reloadOnDismiss = true)
+        }
+
+        b.scrollView.setOnScrollChangeListener { _: NestedScrollView?, _: Int, scrollY: Int, _: Int, _: Int ->
+            b.refreshLayout.isEnabled = scrollY == 0
+        }
 
         val showUnified = false
 
@@ -130,8 +158,8 @@ class HomeFragment : Fragment(), CoroutineScope {
                 else -> null
             }
         }
-        if (App.devMode)
-            items += HomeDebugCard(100, app, activity, this, app.profile)
+        //if (App.devMode)
+        //    items += HomeDebugCard(100, app, activity, this, app.profile)
 
         val adapter = HomeCardAdapter(items)
         val itemTouchHelper = ItemTouchHelper(CardItemTouchHelperCallback(adapter, b.refreshLayout))

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/home/cards/HomeDebugCard.kt

@@ -73,7 +73,7 @@ class HomeDebugCard(
         }
 
         b.syncReceivers.onClick {
-            EdziennikTask.recipientListGet(App.profileId).enqueue(activity)
+            EdziennikTask.recipientListGet(profile.id).enqueue(activity)
         }
 
 

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/home/cards/HomeEventsCard.kt

@@ -77,7 +77,7 @@ class HomeEventsCard(
                 }
         )
 
-        app.db.eventDao().getAllNearest(App.profileId, Date.getToday(), 4).observe(activity, Observer { events ->
+        app.db.eventDao().getAllNearest(profile.id, Date.getToday(), 4).observe(activity, Observer { events ->
             adapter.items = events
             if (b.eventsView.adapter == null) {
                 b.eventsView.adapter = adapter

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/home/cards/HomeLuckyNumberCard.kt

@@ -60,7 +60,7 @@ class HomeLuckyNumberCard(
             R.string.home_lucky_number_details
         b.subText.setText(subTextRes, profile.name ?: "", profile.studentNumber)
 
-        app.db.luckyNumberDao().getNearestFuture(App.profileId, todayValue).observe(fragment, Observer { luckyNumber ->
+        app.db.luckyNumberDao().getNearestFuture(profile.id, todayValue).observe(fragment, Observer { luckyNumber ->
             val isYours = luckyNumber?.number == profile.studentNumber
             val res: Pair<Int, Array<out Any>> = when {
                 luckyNumber == null -> R.string.home_lucky_number_no_info to emptyArray()

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/home/cards/HomeTimetableCard.kt

@@ -137,13 +137,13 @@ class HomeTimetableCard(
     }
 
     private fun update() { launch {
+        var checkedDays = 0
         val deferred = async(Dispatchers.Default) {
             // get the current bell-synced time
             val now = syncedNow
 
             // search for lessons to display
             val timetableDate = Date.getToday()
-            var checkedDays = 0
             lessons = allLessons.filter {
                 it.profileId == profile.id
                         && it.displayDate == timetableDate
@@ -163,11 +163,14 @@ class HomeTimetableCard(
                 lessons = allLessons.filter {
                     it.profileId == profile.id
                             && it.displayDate == timetableDate
-                            && !(it.isCancelled && ignoreCancelled)
                 }
 
-                //if (lessons.isEmpty() && timetableDate.weekDay <= 5)
-                //    break
+                if (lessons.isEmpty())
+                    break
+
+                /*lessons = lessons.filterNot {
+                    it.isCancelled && ignoreCancelled
+                }*/
 
                 checkedDays++
             }
@@ -176,7 +179,7 @@ class HomeTimetableCard(
 
         timetableDate = deferred.await()
 
-        if (lessons.isEmpty()) {
+        if (lessons.isEmpty() && checkedDays < 7) {
             // timetable is not downloaded yet
             b.timetableLayout.visibility = View.GONE
             b.noTimetableLayout.visibility = View.VISIBLE
@@ -189,7 +192,7 @@ class HomeTimetableCard(
             b.noTimetableSync.onClick {
                 it.isEnabled = false
                 EdziennikTask.syncProfile(
-                        profileId = App.profileId,
+                        profileId = profile.id,
                         viewIds = listOf(
                                 MainActivity.DRAWER_ITEM_TIMETABLE to 0
                         ),
@@ -198,14 +201,18 @@ class HomeTimetableCard(
                         )
                 ).enqueue(activity)
             }
+
+            timetableDate = Date.getToday()
             return@launch
         }
-        if (lessons.size == 1 && lessons[0].type == Lesson.TYPE_NO_LESSONS) {
+        if (lessons.none { !it.isCancelled } || lessons.size == 1 && lessons[0].type == Lesson.TYPE_NO_LESSONS) {
             // in next 7 days only NO_LESSONS is found
             b.timetableLayout.visibility = View.GONE
             b.noTimetableLayout.visibility = View.GONE
             b.noLessonsLayout.visibility = View.VISIBLE
             timetableDate = timetableDate.weekStart
+
+            timetableDate = Date.getToday()
             return@launch
         }
 

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/homework/HomeworkFragment.kt

@@ -85,9 +85,7 @@ class HomeworkFragment : Fragment() {
         b.viewPager.clearOnPageChangeListeners()
         b.viewPager.addOnPageChangeListener(object : ViewPager.OnPageChangeListener {
             override fun onPageScrollStateChanged(state: Int) {
-                if (b.refreshLayout != null) {
-                    b.refreshLayout.isEnabled = state == ViewPager.SCROLL_STATE_IDLE
-                }
+                b.refreshLayout.isEnabled = state == ViewPager.SCROLL_STATE_IDLE
             }
             override fun onPageScrolled(position: Int, positionOffset: Float, positionOffsetPixels: Int) {}
             override fun onPageSelected(position: Int) {

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/homework/HomeworkListFragment.kt

@@ -9,12 +9,10 @@ import androidx.lifecycle.Observer
 import androidx.recyclerview.widget.LinearLayoutManager
 import pl.szczodrzynski.edziennik.App
 import pl.szczodrzynski.edziennik.MainActivity
-import pl.szczodrzynski.edziennik.R
-import pl.szczodrzynski.edziennik.databinding.HomeworkListBinding
 import pl.szczodrzynski.edziennik.data.db.entity.Event
+import pl.szczodrzynski.edziennik.databinding.HomeworkListBinding
 import pl.szczodrzynski.edziennik.getInt
 import pl.szczodrzynski.edziennik.utils.models.Date
-import pl.szczodrzynski.edziennik.utils.Themes
 
 class HomeworkListFragment : Fragment() {
 
@@ -26,20 +24,15 @@ class HomeworkListFragment : Fragment() {
 
     override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
         activity = (getActivity() as MainActivity?) ?: return null
-        if (context == null)
-            return null
+        context ?: return null
         app = activity.application as App
-        context!!.theme.applyStyle(Themes.appTheme, true)
-        if (app.profile == null)
-            return inflater.inflate(R.layout.fragment_loading, container, false)
-        // activity, context and profile is valid
         b = HomeworkListBinding.inflate(inflater)
         return b.root
     }
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         // TODO check if app, activity, b can be null
-        if (app.profile == null || !isAdded)
+        if (!isAdded)
             return
 
         if (arguments != null) {
@@ -47,21 +40,21 @@ class HomeworkListFragment : Fragment() {
         }
 
         val layoutManager = LinearLayoutManager(context)
-        layoutManager.reverseLayout = true
-        layoutManager.stackFromEnd = true
+        layoutManager.reverseLayout = homeworkDate == HomeworkDate.PAST
+        layoutManager.stackFromEnd = homeworkDate == HomeworkDate.PAST
 
         b.homeworkView.setHasFixedSize(true)
         b.homeworkView.layoutManager = layoutManager
 
         val filter = when(homeworkDate) {
-            HomeworkDate.CURRENT -> "eventDate > '" + Date.getToday().stringY_m_d + "'"
-            else -> "eventDate <= '" + Date.getToday().stringY_m_d + "'"
+            HomeworkDate.CURRENT -> "eventDate >= '" + Date.getToday().stringY_m_d + "'"
+            else -> "eventDate < '" + Date.getToday().stringY_m_d + "'"
         }
 
         app.db.eventDao()
                 .getAllByType(App.profileId, Event.TYPE_HOMEWORK, filter)
                 .observe(this, Observer { homeworkList ->
-                    if (app.profile == null || !isAdded) return@Observer
+                    if (!isAdded) return@Observer
 
                     if (homeworkList != null && homeworkList.size > 0) {
                         val adapter = HomeworkAdapter(context, homeworkList)

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginLibrusJstFragment.kt

@@ -4,19 +4,27 @@
 
 package pl.szczodrzynski.edziennik.ui.modules.login
 
+import android.graphics.Color
 import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import android.view.WindowManager
 import androidx.fragment.app.Fragment
+import com.mikepenz.iconics.IconicsDrawable
+import com.mikepenz.iconics.typeface.library.community.material.CommunityMaterial
+import com.mikepenz.iconics.utils.colorInt
+import com.mikepenz.iconics.utils.sizeDp
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
 import pl.szczodrzynski.edziennik.*
 import pl.szczodrzynski.edziennik.data.api.ERROR_LOGIN_LIBRUS_API_INVALID_LOGIN
+import pl.szczodrzynski.edziennik.data.api.ERROR_LOGIN_LIBRUS_API_INVALID_REQUEST
 import pl.szczodrzynski.edziennik.data.api.LOGIN_MODE_LIBRUS_JST
 import pl.szczodrzynski.edziennik.data.api.LOGIN_TYPE_LIBRUS
 import pl.szczodrzynski.edziennik.databinding.FragmentLoginLibrusJstBinding
+import pl.szczodrzynski.edziennik.ui.dialogs.QrScannerDialog
 import java.util.*
 import kotlin.coroutines.CoroutineContext
 
@@ -47,12 +55,26 @@ class LoginLibrusJstFragment : Fragment(), CoroutineScope {
             activity.lastError = null
             startCoroutineTimer(delayMillis = 100) {
                 when (error.errorCode) {
-                    ERROR_LOGIN_LIBRUS_API_INVALID_LOGIN ->
+                    ERROR_LOGIN_LIBRUS_API_INVALID_LOGIN,
+                    ERROR_LOGIN_LIBRUS_API_INVALID_REQUEST ->
                         b.loginCodeLayout.error = getString(R.string.login_error_incorrect_code_or_pin)
                 }
             }
         }
 
+        b.loginQrScan.setImageDrawable(IconicsDrawable(activity)
+                .icon(CommunityMaterial.Icon2.cmd_qrcode_scan)
+                .colorInt(Color.BLACK)
+                .sizeDp(72))
+        b.loginQrScan.onClick {
+            QrScannerDialog(activity, { code ->
+                b.loginCode.setText(code)
+                if (b.loginPin.requestFocus()) {
+                    activity.window.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
+                }
+            })
+        }
+
         b.helpButton.onClick { nav.navigate(R.id.loginLibrusHelpFragment, null, LoginActivity.navOptions) }
         b.backButton.onClick { nav.navigateUp() }
 

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/login/LoginVulcanFragment.kt

@@ -4,17 +4,25 @@
 
 package pl.szczodrzynski.edziennik.ui.modules.login
 
+import android.graphics.Color
 import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import android.view.WindowManager
 import androidx.fragment.app.Fragment
+import com.mikepenz.iconics.IconicsDrawable
+import com.mikepenz.iconics.typeface.library.community.material.CommunityMaterial
+import com.mikepenz.iconics.utils.colorInt
+import com.mikepenz.iconics.utils.sizeDp
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
 import pl.szczodrzynski.edziennik.*
 import pl.szczodrzynski.edziennik.data.api.*
 import pl.szczodrzynski.edziennik.databinding.FragmentLoginVulcanBinding
+import pl.szczodrzynski.edziennik.ui.dialogs.QrScannerDialog
+import pl.szczodrzynski.edziennik.utils.Utils
 import java.util.*
 import kotlin.coroutines.CoroutineContext
 
@@ -57,6 +65,26 @@ class LoginVulcanFragment : Fragment(), CoroutineScope {
             }
         }
 
+        b.loginQrScan.setImageDrawable(IconicsDrawable(activity)
+                .icon(CommunityMaterial.Icon2.cmd_qrcode_scan)
+                .colorInt(Color.BLACK)
+                .sizeDp(72))
+        b.loginQrScan.onClick {
+            QrScannerDialog(activity, { code ->
+                try {
+                    val data = Utils.VulcanQrEncryptionUtils.decode(code)
+                    "CERT#https?://.+?/([A-z]+)/mobile-api#([A-z0-9]+)#ENDCERT".toRegex().find(data)?.let {
+                        b.loginToken.setText(it[2])
+                        b.loginSymbol.setText(it[1])
+                        if (b.loginPin.requestFocus()) {
+                            activity.window.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_VISIBLE);
+                        }
+                    }
+                }
+                catch (_: Exception) {}
+            })
+        }
+
         b.helpButton.onClick { nav.navigate(R.id.loginVulcanHelpFragment, null, LoginActivity.navOptions) }
         b.backButton.onClick { nav.navigateUp() }
 

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/messages/MessageFragment.kt

@@ -41,6 +41,7 @@ import pl.szczodrzynski.edziennik.data.db.entity.Message.TYPE_SENT
 import pl.szczodrzynski.edziennik.data.db.full.MessageFull
 import pl.szczodrzynski.edziennik.databinding.MessageFragmentBinding
 import pl.szczodrzynski.edziennik.utils.Anim
+import pl.szczodrzynski.edziennik.utils.BetterLink
 import pl.szczodrzynski.edziennik.utils.Themes
 import pl.szczodrzynski.edziennik.utils.Utils
 import pl.szczodrzynski.edziennik.utils.Utils.getStringFromFile
@@ -198,7 +199,7 @@ class MessageFragment : Fragment(), CoroutineScope {
     }
 
     private fun showMessage() {
-        b.body.text = MessagesUtils.htmlToSpannable(message.body ?: "")
+        b.body.text = MessagesUtils.htmlToSpannable(activity, message.body ?: "")
         b.date.text = getString(R.string.messages_date_time_format, Date.fromMillis(message.addedDate).formattedStringShort, Time.fromMillis(message.addedDate).stringHM)
 
         val messageInfo = MessagesUtils.getMessageInfo(app, message, 40, 20, 14, 10)
@@ -251,6 +252,9 @@ class MessageFragment : Fragment(), CoroutineScope {
 
         showAttachments()
 
+        BetterLink.attach(b.subject)
+        BetterLink.attach(b.body)
+
         b.progress.visibility = View.GONE
         Anim.fadeIn(b.content, 200, null)
         MessagesFragment.pageSelection = min(message.type, 1)

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/messages/MessagesAdapter.kt

@@ -41,7 +41,7 @@ class MessagesAdapter(private val app: App, private val onItemClickListener: OnI
         b.messageAttachmentImage.visibility = if (message.hasAttachments()) View.VISIBLE else View.GONE
 
         val text = message.body?.substring(0, message.body!!.length.coerceAtMost(200)) ?: ""
-        b.messageBody.text = MessagesUtils.htmlToSpannable(text)
+        b.messageBody.text = MessagesUtils.htmlToSpannable(b.root.context, text)
 
         if (message.type == Message.TYPE_SENT || message.type == Message.TYPE_DRAFT || message.seen) {
             b.messageSender.setTextAppearance(b.messageSender.context, R.style.NavView_TextView_Small)

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/messages/MessagesComposeFragment.kt

@@ -380,7 +380,7 @@ class MessagesComposeFragment : Fragment(), CoroutineScope {
                     span.replace(0, 0, "\n\n")
                     subject = "Fwd: ${msg.subject}"
                 }
-                body = MessagesUtils.htmlToSpannable(msg.body ?: "Nie udało się wczytać oryginalnej wiadomości.")//Html.fromHtml(msg.body?.replace("<br\\s?/?>".toRegex(), "\n") ?: "Nie udało się wczytać oryginalnej wiadomości.")
+                body = MessagesUtils.htmlToSpannable(activity,msg.body ?: "Nie udało się wczytać oryginalnej wiadomości.")//Html.fromHtml(msg.body?.replace("<br\\s?/?>".toRegex(), "\n") ?: "Nie udało się wczytać oryginalnej wiadomości.")
             }
 
             b.recipients.addTextWithChips(chipList)

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/messages/MessagesUtils.kt

@@ -1,8 +1,10 @@
 package pl.szczodrzynski.edziennik.ui.modules.messages
 
-import android.graphics.*
-import android.os.Build
-import android.text.Html
+import android.content.Context
+import android.graphics.Bitmap
+import android.graphics.Canvas
+import android.graphics.Paint
+import android.graphics.RectF
 import android.text.Spanned
 import androidx.core.graphics.ColorUtils
 import pl.szczodrzynski.edziennik.App
@@ -12,8 +14,8 @@ import pl.szczodrzynski.edziennik.data.db.full.MessageFull
 import pl.szczodrzynski.edziennik.fixName
 import pl.szczodrzynski.edziennik.getNameInitials
 import pl.szczodrzynski.edziennik.utils.Colors
-import pl.szczodrzynski.edziennik.utils.Themes
 import pl.szczodrzynski.edziennik.utils.Utils
+import pl.szczodrzynski.edziennik.utils.html.BetterHtml
 import kotlin.math.roundToInt
 
 object MessagesUtils {
@@ -180,32 +182,7 @@ object MessagesUtils {
     class MessageInfo(var profileImage: Bitmap?, var profileName: String?)
 
     @JvmStatic
-    fun htmlToSpannable(html: String): Spanned {
-        val hexPattern = "(#[a-fA-F0-9]{6})"
-        val colorRegex = "(?:color=\"$hexPattern\")|(?:style=\"color: ?${hexPattern})"
-                .toRegex(RegexOption.IGNORE_CASE)
-
-        var text = html
-                .replace("\\[META:[A-z0-9]+;[0-9-]+]".toRegex(), "")
-                .replace("background-color: ?$hexPattern;".toRegex(), "")
-
-        colorRegex.findAll(text).forEach { result ->
-            val group = result.groups.drop(1).firstOrNull { it != null } ?: return@forEach
-
-            val color = Color.parseColor(group.value)
-            val luminance = ColorUtils.calculateLuminance(color)
-
-            if (Themes.isDark && luminance <= 0.5) {
-                text = text.replaceRange(group.range, "#FFFFFF")
-            } else if (!Themes.isDark && luminance > 0.5) {
-                text = text.replaceRange(group.range, "#000000")
-            }
-        }
-
-        return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
-            Html.fromHtml(text, Html.FROM_HTML_MODE_COMPACT)
-        } else {
-            Html.fromHtml(text)
-        }
+    fun htmlToSpannable(context: Context, html: String): Spanned {
+        return BetterHtml.fromHtml(context, html)
     }
 }

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/settings/SettingsNewFragment.java

@@ -1104,7 +1104,7 @@ public class SettingsNewFragment extends MaterialAboutFragment {
                             .icon(SzkolnyFont.Icon.szf_discord_outline)
                             .color(IconicsColor.colorInt(primaryTextOnPrimaryBg))
                             .size(IconicsSize.dp(iconSizeDp)))
-                    .setOnClickAction(ConvenienceBuilder.createWebsiteOnClickAction(activity, Uri.parse("https://discord.gg/n9e8pWr")))
+                    .setOnClickAction(ConvenienceBuilder.createWebsiteOnClickAction(activity, Uri.parse("https://szkolny.eu/discord")))
                     .build());
 
             items.add(new MaterialAboutActionItem.Builder()

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/timetable/TimetableFragment.kt

@@ -16,16 +16,17 @@ import android.view.ViewGroup
 import android.widget.Toast
 import androidx.fragment.app.Fragment
 import androidx.viewpager.widget.ViewPager
-import com.google.android.material.datepicker.MaterialDatePicker
 import com.mikepenz.iconics.typeface.library.community.material.CommunityMaterial
 import com.mikepenz.iconics.typeface.library.community.material.CommunityMaterial.Icon2
 import com.mikepenz.iconics.typeface.library.szkolny.font.SzkolnyFont
+import com.wdullaer.materialdatetimepicker.date.DatePickerDialog
 import kotlinx.coroutines.*
 import pl.szczodrzynski.edziennik.App
 import pl.szczodrzynski.edziennik.MainActivity
 import pl.szczodrzynski.edziennik.R
 import pl.szczodrzynski.edziennik.data.db.entity.Metadata
 import pl.szczodrzynski.edziennik.databinding.FragmentTimetableV2Binding
+import pl.szczodrzynski.edziennik.resolveAttr
 import pl.szczodrzynski.edziennik.ui.dialogs.event.EventManualDialog
 import pl.szczodrzynski.edziennik.ui.dialogs.timetable.GenerateBlockTimetableDialog
 import pl.szczodrzynski.edziennik.utils.models.Date
@@ -169,16 +170,15 @@ class TimetableFragment : Fragment(), CoroutineScope {
                         .withIcon(SzkolnyFont.Icon.szf_calendar_today_outline)
                         .withOnClickListener(View.OnClickListener {
                             activity.bottomSheet.close()
-                            MaterialDatePicker.Builder
-                                    .datePicker()
-                                    .setSelection(Date.getToday().inMillis)
-                                    .build()
+                            val date = Date.getToday()
+                            DatePickerDialog
+                                    .newInstance({ _, year, monthOfYear, dayOfMonth ->
+                                        val dateSelected = Date(year, monthOfYear, dayOfMonth)
+                                        b.tabLayout.setCurrentItem(items.indexOfFirst { it == dateSelected }, true)
+                                    }, date.year, date.month, date.day)
                                     .apply {
-                                        addOnPositiveButtonClickListener { dateInMillis ->
-                                            val dateSelected = Date.fromMillis(dateInMillis)
-                                            b.tabLayout.setCurrentItem(items.indexOfFirst { it == dateSelected }, true)
-                                        }
-                                        show(this@TimetableFragment.activity.supportFragmentManager, "MaterialDatePicker")
+                                        accentColor = R.attr.colorPrimary.resolveAttr(this@TimetableFragment.activity)
+                                        show(this@TimetableFragment.activity.supportFragmentManager, "DatePickerDialog")
                                     }
                         }),
                 BottomSheetPrimaryItem(true)

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/views/DateDropdown.kt

@@ -10,13 +10,14 @@ import android.util.AttributeSet
 import android.widget.Toast
 import androidx.appcompat.app.AppCompatActivity
 import androidx.lifecycle.Observer
-import com.google.android.material.datepicker.MaterialDatePicker
+import com.wdullaer.materialdatetimepicker.date.DatePickerDialog
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
 import pl.szczodrzynski.edziennik.R
 import pl.szczodrzynski.edziennik.data.db.AppDb
 import pl.szczodrzynski.edziennik.data.db.full.LessonFull
 import pl.szczodrzynski.edziennik.observeOnce
+import pl.szczodrzynski.edziennik.resolveAttr
 import pl.szczodrzynski.edziennik.utils.TextInputDropDown
 import pl.szczodrzynski.edziennik.utils.models.Date
 import pl.szczodrzynski.edziennik.utils.models.Week
@@ -176,23 +177,18 @@ class DateDropdown : TextInputDropDown {
     }
 
     fun pickerDialog() {
-        MaterialDatePicker.Builder
-                .datePicker()
-                .setSelection(
-                        if (selected?.tag is Date)
-                            (selected?.tag as Date).inMillis
-                        else
-                            Date.getToday().inMillis
-                )
-                .build()
+        val date = getSelected() as? Date ?: Date.getToday()
+
+        DatePickerDialog
+                .newInstance({ _, year, monthOfYear, dayOfMonth ->
+                    val dateSelected = Date(year, monthOfYear+1, dayOfMonth)
+                    selectDate(dateSelected)
+                    onDateSelected?.invoke(dateSelected, null)
+                }, date.year, date.month-1, date.day)
                 .apply {
-                    addOnPositiveButtonClickListener {
-                        val dateSelected = Date.fromMillis(it)
-                        selectDate(dateSelected)
-                        onDateSelected?.invoke(dateSelected, null)
-                    }
                     this@DateDropdown.activity ?: return@apply
-                    show(this@DateDropdown.activity!!.supportFragmentManager, "MaterialDatePicker")
+                    accentColor = R.attr.colorPrimary.resolveAttr(this@DateDropdown.activity)
+                    show(this@DateDropdown.activity!!.supportFragmentManager, "DatePickerDialog")
                 }
     }
 

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/views/TimeDropdown.kt

@@ -8,6 +8,7 @@ import android.content.Context
 import android.content.ContextWrapper
 import android.util.AttributeSet
 import androidx.appcompat.app.AppCompatActivity
+import com.wdullaer.materialdatetimepicker.time.TimePickerDialog
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
 import pl.szczodrzynski.edziennik.*
@@ -174,19 +175,19 @@ class TimeDropdown : TextInputDropDown {
     }
 
     fun pickerDialog() {
-        /*MaterialDatePicker.Builder
-                .datePicker()
-                .setSelection((selectedId?.let { Date.fromValue(it.toInt()) }
-                        ?: Date.getToday()).inMillis)
-                .build()
+        val time = (getSelected() as? Pair<*, *>)?.first as? Time ?: Time.getNow()
+
+        TimePickerDialog
+                .newInstance({ _, hourOfDay, minute, second ->
+                    val timeSelected = Time(hourOfDay, minute, second)
+                    selectTime(timeSelected)
+                    onTimeSelected?.invoke(timeSelected, null, null)
+                }, time.hour, time.minute, 0, true)
                 .apply {
-                    addOnPositiveButtonClickListener {
-                        val dateSelected = Date.fromMillis(it)
-                        selectDate(dateSelected)
-                    }
-                    this@DateDropdown.activity ?: return@apply
-                    show(this@DateDropdown.activity!!.supportFragmentManager, "MaterialDatePicker")
-                }*/
+                    this@TimeDropdown.activity ?: return@apply
+                    accentColor = R.attr.colorPrimary.resolveAttr(this@TimeDropdown.activity)
+                    show(this@TimeDropdown.activity!!.supportFragmentManager, "TimePickerDialog")
+                }
     }
 
     fun selectTime(time: Time) {
@@ -208,12 +209,13 @@ class TimeDropdown : TextInputDropDown {
      * Get the currently selected time.
      * ### Returns:
      * - null if no valid time is selected
+     * - 0L if 'all day' is selected
      * - a [Pair] of [Time] and [Time]? - the selected time object, if [displayMode] == [DISPLAY_LESSONS] or [showCustomTime]
      * - [LessonRange] - the selected lesson range object, if [displayMode] == [DISPLAY_LESSON_RANGES]
      */
     fun getSelected(): Any? {
         return when (val tag = selected?.tag) {
-            0L -> null
+            0L -> 0L
             is LessonFull ->
                 if (tag.displayStartTime != null)
                     tag.displayStartTime!! to tag.displayEndTime

app/src/main/java/pl/szczodrzynski/edziennik/ui/modules/webpush/WebPushFragment.kt

@@ -116,6 +116,8 @@ class WebPushFragment : Fragment(), CoroutineScope {
         }
         adapter.notifyDataSetChanged()
 
+        app.config.sync.webPushEnabled = browsers.isNotEmpty()
+
         if (browsers.isNotEmpty()) {
             b.browsersView.visibility = View.VISIBLE
             b.browsersNoData.visibility = View.GONE

app/src/main/java/pl/szczodrzynski/edziennik/ui/widgets/timetable/WidgetTimetableProvider.kt

@@ -226,11 +226,14 @@ class WidgetTimetableProvider : AppWidgetProvider() {
                 lessons = lessonList.filter {
                     it.profileId == profile.id
                             && it.displayDate == timetableDate
-                            && !(it.isCancelled && ignoreCancelled)
                 }
 
-                //if (lessons.isEmpty() && timetableDate.weekDay <= 5)
-                //    break
+                if (lessons.isEmpty())
+                    break
+
+                /*lessons = lessons.filterNot {
+                    it.isCancelled && ignoreCancelled
+                }*/
 
                 checkedDays++
             }
@@ -248,35 +251,39 @@ class WidgetTimetableProvider : AppWidgetProvider() {
                 models.add(separator)
             }
 
+            views.setViewVisibility(R.id.widgetTimetableListView, View.VISIBLE)
+            views.setViewVisibility(R.id.widgetTimetableNoTimetable, View.GONE)
+            views.setViewVisibility(R.id.widgetTimetableNoLessons, View.GONE)
+
             // set the displayingDate to show in the header
             if (!unified) {
                 if (lessons.isNotEmpty())
                     displayingDate = timetableDate
                 profileId = profile.id
-                if (lessons.isEmpty()) {
+                if (lessons.isEmpty() && checkedDays < 7) {
                     views.setViewVisibility(R.id.widgetTimetableListView, View.GONE)
                     views.setViewVisibility(R.id.widgetTimetableNoTimetable, View.VISIBLE)
                 }
-                if (lessons.size == 1 && lessons[0].type == Lesson.TYPE_NO_LESSONS) {
+                else if (lessons.none { !it.isCancelled } || lessons.size == 1 && lessons[0].type == Lesson.TYPE_NO_LESSONS) {
                     views.setViewVisibility(R.id.widgetTimetableListView, View.GONE)
                     views.setViewVisibility(R.id.widgetTimetableNoLessons, View.VISIBLE)
                 }
             }
             else {
-                if (lessons.isEmpty()) {
+                if (lessons.isEmpty() && checkedDays < 7) {
                     val separator = ItemWidgetTimetableModel()
                     separator.profileId = profile.id
                     separator.bigStyle = widgetConfig.bigStyle
                     separator.darkTheme = widgetConfig.darkTheme
-                    separator.isNoTimetableItem = true;
+                    separator.isNoTimetableItem = true
                     models.add(separator)
                 }
-                if (lessons.size == 1 && lessons[0].type == Lesson.TYPE_NO_LESSONS) {
+                if (lessons.none { !it.isCancelled } || lessons.size == 1 && lessons[0].type == Lesson.TYPE_NO_LESSONS) {
                     val separator = ItemWidgetTimetableModel()
                     separator.profileId = profile.id
                     separator.bigStyle = widgetConfig.bigStyle
                     separator.darkTheme = widgetConfig.darkTheme
-                    separator.isNoLessonsItem = true;
+                    separator.isNoLessonsItem = true
                     models.add(separator)
                 }
             }

app/src/main/java/pl/szczodrzynski/edziennik/utils/BetterLink.kt

@@ -0,0 +1,200 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2020-3-18.
+ */
+
+@file:Suppress("INACCESSIBLE_TYPE")
+
+package pl.szczodrzynski.edziennik.utils
+
+import android.annotation.SuppressLint
+import android.graphics.Color
+import android.text.Spannable
+import android.text.SpannableString
+import android.text.Spanned
+import android.text.style.URLSpan
+import android.text.util.Linkify
+import android.view.MenuItem
+import android.view.View
+import android.view.ViewGroup
+import android.widget.TextView
+import androidx.appcompat.view.menu.MenuBuilder
+import androidx.appcompat.view.menu.MenuPopupHelper
+import pl.szczodrzynski.edziennik.Intent
+import pl.szczodrzynski.edziennik.copyToClipboard
+import pl.szczodrzynski.edziennik.data.api.Regexes
+import pl.szczodrzynski.edziennik.get
+import pl.szczodrzynski.edziennik.getTextPosition
+import pl.szczodrzynski.edziennik.utils.models.Date
+
+object BetterLink {
+
+    @SuppressLint("RestrictedApi")
+    fun attach(textView: TextView, onActionSelected: (() -> Unit)? = null) {
+        textView.autoLinkMask = Linkify.WEB_URLS or Linkify.EMAIL_ADDRESSES
+        BetterLinkMovementMethod.linkify(textView.autoLinkMask, textView).setOnLinkClickListener { v, span: BetterLinkMovementMethod.ClickableSpanWithText ->
+            val url = span.text()
+            val c = v.context
+
+            val s = v.text as Spanned
+            val start = s.getSpanStart(span.span())
+            val end = s.getSpanEnd(span.span())
+
+            val parent = v.rootView.findViewById<ViewGroup>(android.R.id.content)
+            val parentLocation = intArrayOf(0, 0)
+            parent.getLocationOnScreen(parentLocation)
+
+            val rect = textView.getTextPosition(start..end)
+
+            val view = View(c)
+            view.layoutParams = ViewGroup.LayoutParams(rect.width(), rect.height())
+            view.setBackgroundColor(Color.TRANSPARENT)
+
+            parent.addView(view)
+
+            view.x = rect.left.toFloat() - parentLocation[0]
+            view.y = rect.top.toFloat() - parentLocation[1]
+
+            val menu = MenuBuilder(c)
+            val helper = MenuPopupHelper(c, menu, view)
+            val popup = helper.popup
+
+            var menuTitle = url.substringAfter(":")
+            var date: Date? = null
+
+            var urlItem: MenuItem? = null
+            var createEventItem: MenuItem? = null
+            //var goToTimetableItem: MenuItem? = null // TODO 2020-03-19: implement this
+            var mailItem: MenuItem? = null
+            var copyItem: MenuItem? = null
+
+            when {
+                url.startsWith("mailto:") -> {
+                    mailItem = menu.add(1, 20, 2, "Napisz e-mail")
+                }
+                url.startsWith("dateYmd:") -> {
+                    createEventItem = menu.add(1, 10, 2, "Utwórz wydarzenie")
+                    //goToTimetableItem = menu.add(1, 11, 3, "Idź do planu lekcji")
+                    date = parseDateYmd(menuTitle)
+                }
+                url.startsWith("dateDmy:") -> {
+                    createEventItem = menu.add(1, 10, 2, "Utwórz wydarzenie")
+                    //goToTimetableItem = menu.add(1, 11, 3, "Idź do planu lekcji")
+                    date = parseDateDmy(menuTitle)
+                }
+                url.startsWith("dateAbs:") -> {
+                    createEventItem = menu.add(1, 10, 2, "Utwórz wydarzenie")
+                    //goToTimetableItem = menu.add(1, 11, 3, "Idź do planu lekcji")
+                    date = parseDateAbs(menuTitle)
+                }
+                url.startsWith("dateRel:") -> {
+                    createEventItem = menu.add(1, 10, 2, "Utwórz wydarzenie")
+                    //goToTimetableItem = menu.add(1, 11, 3, "Idź do planu lekcji")
+                    date = parseDateRel(menuTitle)
+                }
+                else -> {
+                    urlItem = menu.add(1, 1, 2, "Otwórz w przeglądarce")
+                    menuTitle = url
+                }
+            }
+            copyItem = menu.add(1, 1000, 1000, "Kopiuj tekst")
+
+            helper.setOnDismissListener { parent.removeView(view) }
+
+            urlItem?.setOnMenuItemClickListener { Utils.openUrl(c, url); true }
+            mailItem?.setOnMenuItemClickListener { Utils.openUrl(c, url); true }
+            copyItem?.setOnMenuItemClickListener { menuTitle.copyToClipboard(c); true }
+            createEventItem?.setOnMenuItemClickListener {
+                onActionSelected?.invoke()
+                val intent = Intent(
+                        android.content.Intent.ACTION_MAIN,
+                        "action" to "createManualEvent",
+                        "eventDate" to date?.stringY_m_d
+                )
+                c.sendBroadcast(intent)
+                true
+            }
+
+            menu::class.java.getDeclaredMethod("setHeaderTitleInt", CharSequence::class.java).let {
+                it.isAccessible = true
+                it.invoke(menu, menuTitle)
+            }
+            popup::class.java.getDeclaredField("mShowTitle").let {
+                it.isAccessible = true
+                it.set(popup, true)
+            }
+            helper::class.java.getDeclaredMethod("showPopup", Int::class.java, Int::class.java, Boolean::class.java, Boolean::class.java).let {
+                it.isAccessible = true
+                it.invoke(helper, 0, 0, false, true)
+            }
+            true
+        }
+
+        val spanned = textView.text as? Spannable ?: {
+            SpannableString(textView.text)
+        }()
+
+        Regexes.LINKIFY_DATE_YMD.findAll(textView.text).forEach { match ->
+            val span = URLSpan("dateYmd:" + match.value)
+            spanned.setSpan(span, match.range.first, match.range.last + 1, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE)
+        }
+        Regexes.LINKIFY_DATE_DMY.findAll(textView.text).forEach { match ->
+            val span = URLSpan("dateDmy:" + match.value)
+            spanned.setSpan(span, match.range.first, match.range.last + 1, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE)
+        }
+        Regexes.LINKIFY_DATE_ABSOLUTE.findAll(textView.text).forEach { match ->
+            val span = URLSpan("dateAbs:" + match.value)
+            spanned.setSpan(span, match.range.first, match.range.last + 1, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE)
+        }
+        Regexes.LINKIFY_DATE_RELATIVE.findAll(textView.text).forEach { match ->
+            val span = URLSpan("dateRel:" + match.value)
+            spanned.setSpan(span, match.range.first, match.range.last + 1, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE)
+        }
+        //Linkify.addLinks(textView, LINKIFY_DATE_ABSOLUTE.toPattern(), "dateAbs:")
+        //Linkify.addLinks(textView, LINKIFY_DATE_RELATIVE.toPattern(), "dateRel:")
+    }
+
+    private val monthNames = listOf("sty", "lut", "mar", "kwi", "maj", "cze", "lip", "sie", "wrz", "paź", "lis", "gru")
+
+    private fun parseDateYmd(text: String): Date? {
+        return Regexes.LINKIFY_DATE_YMD.find(text)?.let {
+            val year = it[1].toIntOrNull() ?: Date.getToday().year
+            val month = it[2].toIntOrNull() ?: 1
+            val day = it[3].toIntOrNull() ?: 1
+            Date(year, month, day)
+        }
+    }
+    private fun parseDateDmy(text: String): Date? {
+        return Regexes.LINKIFY_DATE_DMY.find(text)?.let {
+            val day = it[1].toIntOrNull() ?: 1
+            val month = it[2].toIntOrNull() ?: 1
+            var year = it[3].toIntOrNull() ?: Date.getToday().year
+            if (year < 50)
+                year += 2000
+            Date(year, month, day)
+        }
+    }
+
+    private fun parseDateAbs(text: String): Date? {
+        return Regexes.LINKIFY_DATE_ABSOLUTE.find(text)?.let {
+            val year = it[3].toIntOrNull() ?: Date.getToday().year
+            val month = monthNames.indexOf(it[2]) + 1
+            val day = it[1].toIntOrNull() ?: 1
+            Date(year, month.coerceAtLeast(1), day)
+        }
+    }
+
+    private fun parseDateRel(text: String): Date? {
+        return Regexes.LINKIFY_DATE_RELATIVE.find(text)?.let {
+            val date = Date.getToday()
+
+            val amount = it[1].toIntOrNull() ?: 1
+            val unitInDays = when (it[2]) {
+                "dni", "dzień" -> 1
+                "tydzień", "tygodnie" -> 7
+                else -> 1
+            }
+
+            date.stepForward(0, 0, amount*unitInDays)
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/utils/BetterLinkMovementMethod.java

@@ -0,0 +1,458 @@
+package pl.szczodrzynski.edziennik.utils;
+
+import android.app.Activity;
+import android.graphics.RectF;
+import android.text.Layout;
+import android.text.Selection;
+import android.text.Spannable;
+import android.text.Spanned;
+import android.text.method.LinkMovementMethod;
+import android.text.style.BackgroundColorSpan;
+import android.text.style.ClickableSpan;
+import android.text.style.URLSpan;
+import android.text.util.Linkify;
+import android.view.HapticFeedbackConstants;
+import android.view.MotionEvent;
+import android.view.View;
+import android.view.ViewConfiguration;
+import android.view.ViewGroup;
+import android.view.Window;
+import android.widget.TextView;
+
+import pl.szczodrzynski.edziennik.R;
+
+/**
+ * Handles URL clicks on TextViews. Unlike the default implementation, this:
+ * <p>
+ * <ul>
+ * <li>Reliably applies a highlight color on links when they're touched.</li>
+ * <li>Let's you handle single and long clicks on URLs</li>
+ * <li>Correctly identifies focused URLs (Unlike the default implementation where a click is registered even if it's
+ * made outside of the URL's bounds if there is no more text in that direction.)</li>
+ * </ul>
+ */
+public class BetterLinkMovementMethod extends LinkMovementMethod {
+
+  private static BetterLinkMovementMethod singleInstance;
+  private static final int LINKIFY_NONE = -2;
+
+  private OnLinkClickListener onLinkClickListener;
+  private OnLinkLongClickListener onLinkLongClickListener;
+  private final RectF touchedLineBounds = new RectF();
+  private boolean isUrlHighlighted;
+  private ClickableSpan clickableSpanUnderTouchOnActionDown;
+  private int activeTextViewHashcode;
+  private LongPressTimer ongoingLongPressTimer;
+  private boolean wasLongPressRegistered;
+
+  public interface OnLinkClickListener {
+    /**
+     * @param textView The TextView on which a click was registered.
+     * @param span      The clicked URL span.
+     * @return True if this click was handled. False to let Android handle the URL.
+     */
+    boolean onClick(TextView textView, ClickableSpanWithText span);
+  }
+
+  public interface OnLinkLongClickListener {
+    /**
+     * @param textView The TextView on which a long-click was registered.
+     * @param span      The long-clicked URL span.
+     * @return True if this long-click was handled. False to let Android handle the URL (as a short-click).
+     */
+    boolean onLongClick(TextView textView, ClickableSpanWithText span);
+  }
+
+  /**
+   * Return a new instance of BetterLinkMovementMethod.
+   */
+  public static BetterLinkMovementMethod newInstance() {
+    return new BetterLinkMovementMethod();
+  }
+
+  /**
+   * @param linkifyMask One of {@link Linkify#ALL}, {@link Linkify#PHONE_NUMBERS}, {@link Linkify#MAP_ADDRESSES},
+   *                    {@link Linkify#WEB_URLS} and {@link Linkify#EMAIL_ADDRESSES}.
+   * @param textViews   The TextViews on which a {@link BetterLinkMovementMethod} should be registered.
+   * @return The registered {@link BetterLinkMovementMethod} on the TextViews.
+   */
+  public static BetterLinkMovementMethod linkify(int linkifyMask, TextView... textViews) {
+    BetterLinkMovementMethod movementMethod = newInstance();
+    for (TextView textView : textViews) {
+      addLinks(linkifyMask, movementMethod, textView);
+    }
+    return movementMethod;
+  }
+
+  /**
+   * Like {@link #linkify(int, TextView...)}, but can be used for TextViews with HTML links.
+   *
+   * @param textViews The TextViews on which a {@link BetterLinkMovementMethod} should be registered.
+   * @return The registered {@link BetterLinkMovementMethod} on the TextViews.
+   */
+  public static BetterLinkMovementMethod linkifyHtml(TextView... textViews) {
+    return linkify(LINKIFY_NONE, textViews);
+  }
+
+  /**
+   * Recursively register a {@link BetterLinkMovementMethod} on every TextView inside a layout.
+   *
+   * @param linkifyMask One of {@link Linkify#ALL}, {@link Linkify#PHONE_NUMBERS}, {@link Linkify#MAP_ADDRESSES},
+   *                    {@link Linkify#WEB_URLS} and {@link Linkify#EMAIL_ADDRESSES}.
+   * @return The registered {@link BetterLinkMovementMethod} on the TextViews.
+   */
+  public static BetterLinkMovementMethod linkify(int linkifyMask, ViewGroup viewGroup) {
+    BetterLinkMovementMethod movementMethod = newInstance();
+    rAddLinks(linkifyMask, viewGroup, movementMethod);
+    return movementMethod;
+  }
+
+  /**
+   * Like {@link #linkify(int, TextView...)}, but can be used for TextViews with HTML links.
+   *
+   * @return The registered {@link BetterLinkMovementMethod} on the TextViews.
+   */
+  @SuppressWarnings("unused")
+  public static BetterLinkMovementMethod linkifyHtml(ViewGroup viewGroup) {
+    return linkify(LINKIFY_NONE, viewGroup);
+  }
+
+  /**
+   * Recursively register a {@link BetterLinkMovementMethod} on every TextView inside a layout.
+   *
+   * @param linkifyMask One of {@link Linkify#ALL}, {@link Linkify#PHONE_NUMBERS}, {@link Linkify#MAP_ADDRESSES},
+   *                    {@link Linkify#WEB_URLS} and {@link Linkify#EMAIL_ADDRESSES}.
+   * @return The registered {@link BetterLinkMovementMethod} on the TextViews.
+   */
+  public static BetterLinkMovementMethod linkify(int linkifyMask, Activity activity) {
+    // Find the layout passed to setContentView().
+    ViewGroup activityLayout = ((ViewGroup) ((ViewGroup) activity.findViewById(Window.ID_ANDROID_CONTENT)).getChildAt(0));
+
+    BetterLinkMovementMethod movementMethod = newInstance();
+    rAddLinks(linkifyMask, activityLayout, movementMethod);
+    return movementMethod;
+  }
+
+  /**
+   * Like {@link #linkify(int, TextView...)}, but can be used for TextViews with HTML links.
+   *
+   * @return The registered {@link BetterLinkMovementMethod} on the TextViews.
+   */
+  @SuppressWarnings("unused")
+  public static BetterLinkMovementMethod linkifyHtml(Activity activity) {
+    return linkify(LINKIFY_NONE, activity);
+  }
+
+  /**
+   * Get a static instance of BetterLinkMovementMethod. Do note that registering a click listener on the returned
+   * instance is not supported because it will potentially be shared on multiple TextViews.
+   */
+  @SuppressWarnings("unused")
+  public static BetterLinkMovementMethod getInstance() {
+    if (singleInstance == null) {
+      singleInstance = new BetterLinkMovementMethod();
+    }
+    return singleInstance;
+  }
+
+  protected BetterLinkMovementMethod() {
+  }
+
+  /**
+   * Set a listener that will get called whenever any link is clicked on the TextView.
+   */
+  public BetterLinkMovementMethod setOnLinkClickListener(OnLinkClickListener clickListener) {
+    if (this == singleInstance) {
+      throw new UnsupportedOperationException("Setting a click listener on the instance returned by getInstance() is not supported to avoid memory " +
+          "leaks. Please use newInstance() or any of the linkify() methods instead.");
+    }
+
+    this.onLinkClickListener = clickListener;
+    return this;
+  }
+
+  /**
+   * Set a listener that will get called whenever any link is clicked on the TextView.
+   */
+  public BetterLinkMovementMethod setOnLinkLongClickListener(OnLinkLongClickListener longClickListener) {
+    if (this == singleInstance) {
+      throw new UnsupportedOperationException("Setting a long-click listener on the instance returned by getInstance() is not supported to avoid " +
+          "memory leaks. Please use newInstance() or any of the linkify() methods instead.");
+    }
+
+    this.onLinkLongClickListener = longClickListener;
+    return this;
+  }
+
+// ======== PUBLIC APIs END ======== //
+
+  private static void rAddLinks(int linkifyMask, ViewGroup viewGroup, BetterLinkMovementMethod movementMethod) {
+    for (int i = 0; i < viewGroup.getChildCount(); i++) {
+      View child = viewGroup.getChildAt(i);
+
+      if (child instanceof ViewGroup) {
+        // Recursively find child TextViews.
+        rAddLinks(linkifyMask, ((ViewGroup) child), movementMethod);
+
+      } else if (child instanceof TextView) {
+        TextView textView = (TextView) child;
+        addLinks(linkifyMask, movementMethod, textView);
+      }
+    }
+  }
+
+  private static void addLinks(int linkifyMask, BetterLinkMovementMethod movementMethod, TextView textView) {
+    textView.setMovementMethod(movementMethod);
+    if (linkifyMask != LINKIFY_NONE) {
+      Linkify.addLinks(textView, linkifyMask);
+    }
+  }
+
+  @Override
+  public boolean onTouchEvent(final TextView textView, Spannable text, MotionEvent event) {
+    if (activeTextViewHashcode != textView.hashCode()) {
+      // Bug workaround: TextView stops calling onTouchEvent() once any URL is highlighted.
+      // A hacky solution is to reset any "autoLink" property set in XML. But we also want
+      // to do this once per TextView.
+      activeTextViewHashcode = textView.hashCode();
+      textView.setAutoLinkMask(0);
+    }
+
+    final ClickableSpan clickableSpanUnderTouch = findClickableSpanUnderTouch(textView, text, event);
+    if (event.getAction() == MotionEvent.ACTION_DOWN) {
+      clickableSpanUnderTouchOnActionDown = clickableSpanUnderTouch;
+    }
+    final boolean touchStartedOverAClickableSpan = clickableSpanUnderTouchOnActionDown != null;
+
+    switch (event.getAction()) {
+      case MotionEvent.ACTION_DOWN:
+        if (clickableSpanUnderTouch != null) {
+          highlightUrl(textView, clickableSpanUnderTouch, text);
+        }
+
+        if (touchStartedOverAClickableSpan && onLinkLongClickListener != null) {
+          LongPressTimer.OnTimerReachedListener longClickListener = new LongPressTimer.OnTimerReachedListener() {
+            @Override
+            public void onTimerReached() {
+              wasLongPressRegistered = true;
+              textView.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS);
+              removeUrlHighlightColor(textView);
+              dispatchUrlLongClick(textView, clickableSpanUnderTouch);
+            }
+          };
+          startTimerForRegisteringLongClick(textView, longClickListener);
+        }
+        return touchStartedOverAClickableSpan;
+
+      case MotionEvent.ACTION_UP:
+        // Register a click only if the touch started and ended on the same URL.
+        if (!wasLongPressRegistered && touchStartedOverAClickableSpan && clickableSpanUnderTouch == clickableSpanUnderTouchOnActionDown) {
+          dispatchUrlClick(textView, clickableSpanUnderTouch);
+        }
+        cleanupOnTouchUp(textView);
+
+        // Consume this event even if we could not find any spans to avoid letting Android handle this event.
+        // Android's TextView implementation has a bug where links get clicked even when there is no more text
+        // next to the link and the touch lies outside its bounds in the same direction.
+        return touchStartedOverAClickableSpan;
+
+      case MotionEvent.ACTION_CANCEL:
+        cleanupOnTouchUp(textView);
+        return false;
+
+      case MotionEvent.ACTION_MOVE:
+        // Stop listening for a long-press as soon as the user wanders off to unknown lands.
+        if (clickableSpanUnderTouch != clickableSpanUnderTouchOnActionDown) {
+          removeLongPressCallback(textView);
+        }
+
+        if (!wasLongPressRegistered) {
+          // Toggle highlight.
+          if (clickableSpanUnderTouch != null) {
+            highlightUrl(textView, clickableSpanUnderTouch, text);
+          } else {
+            removeUrlHighlightColor(textView);
+          }
+        }
+
+        return touchStartedOverAClickableSpan;
+
+      default:
+        return false;
+    }
+  }
+
+  private void cleanupOnTouchUp(TextView textView) {
+    wasLongPressRegistered = false;
+    clickableSpanUnderTouchOnActionDown = null;
+    removeUrlHighlightColor(textView);
+    removeLongPressCallback(textView);
+  }
+
+  /**
+   * Determines the touched location inside the TextView's text and returns the ClickableSpan found under it (if any).
+   *
+   * @return The touched ClickableSpan or null.
+   */
+  protected ClickableSpan findClickableSpanUnderTouch(TextView textView, Spannable text, MotionEvent event) {
+    // So we need to find the location in text where touch was made, regardless of whether the TextView
+    // has scrollable text. That is, not the entire text is currently visible.
+    int touchX = (int) event.getX();
+    int touchY = (int) event.getY();
+
+    // Ignore padding.
+    touchX -= textView.getTotalPaddingLeft();
+    touchY -= textView.getTotalPaddingTop();
+
+    // Account for scrollable text.
+    touchX += textView.getScrollX();
+    touchY += textView.getScrollY();
+
+    final Layout layout = textView.getLayout();
+    final int touchedLine = layout.getLineForVertical(touchY);
+    final int touchOffset = layout.getOffsetForHorizontal(touchedLine, touchX);
+
+    touchedLineBounds.left = layout.getLineLeft(touchedLine);
+    touchedLineBounds.top = layout.getLineTop(touchedLine);
+    touchedLineBounds.right = layout.getLineWidth(touchedLine) + touchedLineBounds.left;
+    touchedLineBounds.bottom = layout.getLineBottom(touchedLine);
+
+    if (touchedLineBounds.contains(touchX, touchY)) {
+      // Find a ClickableSpan that lies under the touched area.
+      final Object[] spans = text.getSpans(touchOffset, touchOffset, ClickableSpan.class);
+      for (final Object span : spans) {
+        if (span instanceof ClickableSpan) {
+          return (ClickableSpan) span;
+        }
+      }
+      // No ClickableSpan found under the touched location.
+      return null;
+
+    } else {
+      // Touch lies outside the line's horizontal bounds where no spans should exist.
+      return null;
+    }
+  }
+
+  /**
+   * Adds a background color span at <var>clickableSpan</var>'s location.
+   */
+  protected void highlightUrl(TextView textView, ClickableSpan clickableSpan, Spannable text) {
+    if (isUrlHighlighted) {
+      return;
+    }
+    isUrlHighlighted = true;
+
+    int spanStart = text.getSpanStart(clickableSpan);
+    int spanEnd = text.getSpanEnd(clickableSpan);
+    BackgroundColorSpan highlightSpan = new BackgroundColorSpan(textView.getHighlightColor());
+    text.setSpan(highlightSpan, spanStart, spanEnd, Spannable.SPAN_INCLUSIVE_INCLUSIVE);
+
+    textView.setTag(R.id.bettermovementmethod_highlight_background_span, highlightSpan);
+
+    Selection.setSelection(text, spanStart, spanEnd);
+  }
+
+  /**
+   * Removes the highlight color under the Url.
+   */
+  protected void removeUrlHighlightColor(TextView textView) {
+    if (!isUrlHighlighted) {
+      return;
+    }
+    isUrlHighlighted = false;
+
+    Spannable text = (Spannable) textView.getText();
+    BackgroundColorSpan highlightSpan = (BackgroundColorSpan) textView.getTag(R.id.bettermovementmethod_highlight_background_span);
+    text.removeSpan(highlightSpan);
+
+    Selection.removeSelection(text);
+  }
+
+  protected void startTimerForRegisteringLongClick(TextView textView, LongPressTimer.OnTimerReachedListener longClickListener) {
+    ongoingLongPressTimer = new LongPressTimer();
+    ongoingLongPressTimer.setOnTimerReachedListener(longClickListener);
+    textView.postDelayed(ongoingLongPressTimer, ViewConfiguration.getLongPressTimeout());
+  }
+
+  /**
+   * Remove the long-press detection timer.
+   */
+  protected void removeLongPressCallback(TextView textView) {
+    if (ongoingLongPressTimer != null) {
+      textView.removeCallbacks(ongoingLongPressTimer);
+      ongoingLongPressTimer = null;
+    }
+  }
+
+  protected void dispatchUrlClick(TextView textView, ClickableSpan clickableSpan) {
+    ClickableSpanWithText clickableSpanWithText = ClickableSpanWithText.ofSpan(textView, clickableSpan);
+    boolean handled = onLinkClickListener != null && onLinkClickListener.onClick(textView, clickableSpanWithText);
+
+    if (!handled) {
+      // Let Android handle this click.
+      clickableSpanWithText.span().onClick(textView);
+    }
+  }
+
+  protected void dispatchUrlLongClick(TextView textView, ClickableSpan clickableSpan) {
+    ClickableSpanWithText clickableSpanWithText = ClickableSpanWithText.ofSpan(textView, clickableSpan);
+    boolean handled = onLinkLongClickListener != null && onLinkLongClickListener.onLongClick(textView, clickableSpanWithText);
+
+    if (!handled) {
+      // Let Android handle this long click as a short-click.
+      clickableSpanWithText.span().onClick(textView);
+    }
+  }
+
+  protected static final class LongPressTimer implements Runnable {
+    private OnTimerReachedListener onTimerReachedListener;
+
+    protected interface OnTimerReachedListener {
+      void onTimerReached();
+    }
+
+    @Override
+    public void run() {
+      onTimerReachedListener.onTimerReached();
+    }
+
+    public void setOnTimerReachedListener(OnTimerReachedListener listener) {
+      onTimerReachedListener = listener;
+    }
+  }
+
+  /**
+   * A wrapper to support all {@link ClickableSpan}s that may or may not provide URLs.
+   */
+  protected static class ClickableSpanWithText {
+    private ClickableSpan span;
+    private String text;
+
+    protected static ClickableSpanWithText ofSpan(TextView textView, ClickableSpan span) {
+      Spanned s = (Spanned) textView.getText();
+      String text;
+      if (span instanceof URLSpan) {
+        text = ((URLSpan) span).getURL();
+      } else {
+        int start = s.getSpanStart(span);
+        int end = s.getSpanEnd(span);
+        text = s.subSequence(start, end).toString();
+      }
+      return new ClickableSpanWithText(span, text);
+    }
+
+    protected ClickableSpanWithText(ClickableSpan span, String text) {
+      this.span = span;
+      this.text = text;
+    }
+
+    protected ClickableSpan span() {
+      return span;
+    }
+
+    protected String text() {
+      return text;
+    }
+  }
+}

app/src/main/java/pl/szczodrzynski/edziennik/utils/Themes.kt

@@ -1,14 +1,9 @@
 package pl.szczodrzynski.edziennik.utils
 
 import android.content.Context
-import android.graphics.Color
-
 import androidx.annotation.StringRes
 import androidx.annotation.StyleRes
-import androidx.core.graphics.ColorUtils
-
 import pl.szczodrzynski.edziennik.R
-
 import pl.szczodrzynski.navlib.getColorFromAttr
 
 object Themes {
@@ -49,7 +44,7 @@ object Themes {
 
 
     val appThemeNoDisplay: Int
-        get() = if (theme.isDark) R.style.AppThemeDark_NoDisplay else R.style.AppTheme_NoDisplay
+        get() = if (theme.isDark) R.style.AppTheme_Dark_NoDisplay else R.style.AppTheme_Light_NoDisplay
 
 
     val appTheme: Int

app/src/main/java/pl/szczodrzynski/edziennik/utils/html/BetterHtml.kt

@@ -0,0 +1,89 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2020-3-17.
+ */
+
+package pl.szczodrzynski.edziennik.utils.html
+
+import android.content.Context
+import android.graphics.Color
+import android.os.Build
+import android.text.Html
+import android.text.SpannableStringBuilder
+import android.text.Spanned
+import android.text.style.BulletSpan
+import androidx.core.graphics.ColorUtils
+import pl.szczodrzynski.edziennik.dp
+import pl.szczodrzynski.edziennik.resolveAttr
+import pl.szczodrzynski.navlib.blendColors
+
+object BetterHtml {
+
+    @JvmStatic
+    fun fromHtml(context: Context, html: String): Spanned {
+        val hexPattern = "(#[a-fA-F0-9]{6})"
+        val colorRegex = "(?:color=\"$hexPattern\")|(?:style=\"color: ?${hexPattern})"
+                .toRegex(RegexOption.IGNORE_CASE)
+
+        var text = html
+                .replace("\\[META:[A-z0-9]+;[0-9-]+]".toRegex(), "")
+                .replace("background-color: ?$hexPattern;".toRegex(), "")
+
+        val colorBackground = android.R.attr.colorBackground.resolveAttr(context)
+        val textColorPrimary = android.R.attr.textColorPrimary.resolveAttr(context) and 0xffffff
+
+        colorRegex.findAll(text).forEach { result ->
+            val group = result.groups.drop(1).firstOrNull { it != null } ?: return@forEach
+
+            val color = Color.parseColor(group.value)
+            var newColor = 0xff000000.toInt() or color
+
+            var blendAmount = 1
+            var numIterations = 0
+
+            while (numIterations < 100 && ColorUtils.calculateContrast(colorBackground, newColor) < 4.5f) {
+                blendAmount += 2
+                newColor = blendColors(color, blendAmount shl 24 or textColorPrimary)
+                numIterations++
+            }
+
+            text = text.replaceRange(group.range, "#" + (newColor and 0xffffff).toString(16))
+        }
+
+        /*val olRegex = """<ol>(.+?)</\s*?ol>"""
+                .toRegex(setOf(RegexOption.DOT_MATCHES_ALL, RegexOption.IGNORE_CASE))
+        olRegex.findAll(text).forEach {
+            text.replaceRange(
+                    it.range,
+                    text.slice(it.range).replace("li>", "_li>")
+            )
+        }*/
+
+        @Suppress("DEPRECATION")
+        val htmlSpannable = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
+            Html.fromHtml(
+                    text,
+                    Html.FROM_HTML_SEPARATOR_LINE_BREAK_LIST_ITEM or Html.FROM_HTML_SEPARATOR_LINE_BREAK_LIST or Html.FROM_HTML_SEPARATOR_LINE_BREAK_DIV,
+                    null,
+                    LiTagHandler()
+            )
+        } else {
+            Html.fromHtml(text, null, LiTagHandler())
+        }
+
+        val spannableBuilder = SpannableStringBuilder(htmlSpannable)
+        val bulletSpans = spannableBuilder.getSpans(0, spannableBuilder.length, BulletSpan::class.java)
+        bulletSpans.forEach {
+            val start = spannableBuilder.getSpanStart(it)
+            val end = spannableBuilder.getSpanEnd(it)
+            spannableBuilder.removeSpan(it)
+            spannableBuilder.setSpan(
+                    ImprovedBulletSpan(bulletRadius = 3.dp, startWidth = 24.dp, gapWidth = 8.dp),
+                    start,
+                    end,
+                    Spanned.SPAN_INCLUSIVE_EXCLUSIVE
+            )
+        }
+
+        return spannableBuilder
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/utils/html/ImprovedBulletSpan.kt

@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2020-3-17.
+ */
+
+/**
+ * https://github.com/davidbilik/bullet-span-sample/blob/master/app/src/main/java/cz/davidbilik/bulletsample/ImprovedBulletSpan.kt
+ */
+
+package pl.szczodrzynski.edziennik.utils.html
+
+import android.graphics.Canvas
+import android.graphics.Paint
+import android.graphics.Path
+import android.graphics.Path.Direction
+import android.text.Layout
+import android.text.Spanned
+import android.text.style.LeadingMarginSpan
+
+/**
+ * Copy of [android.text.style.BulletSpan] from android SDK 28 with removed internal code
+ */
+class ImprovedBulletSpan(
+        val bulletRadius: Int = STANDARD_BULLET_RADIUS,
+        val startWidth: Int = STANDARD_GAP_WIDTH,
+        val gapWidth: Int = STANDARD_GAP_WIDTH,
+        val color: Int = STANDARD_COLOR
+) : LeadingMarginSpan {
+
+    companion object {
+        // Bullet is slightly bigger to avoid aliasing artifacts on mdpi devices.
+        private const val STANDARD_BULLET_RADIUS = 4
+        private const val STANDARD_GAP_WIDTH = 2
+        private const val STANDARD_COLOR = 0
+    }
+
+    private var mBulletPath: Path? = null
+
+    override fun getLeadingMargin(first: Boolean): Int {
+        return startWidth + 2 * bulletRadius + gapWidth
+    }
+
+    override fun drawLeadingMargin(
+            canvas: Canvas, paint: Paint, x: Int, dir: Int,
+            top: Int, baseline: Int, bottom: Int,
+            text: CharSequence, start: Int, end: Int,
+            first: Boolean,
+            layout: Layout?
+    ) {
+        if ((text as Spanned).getSpanStart(this) == start) {
+            val style = paint.style
+            paint.style = Paint.Style.FILL
+
+            val yPosition = if (layout != null) {
+                val line = layout.getLineForOffset(start)
+                layout.getLineBaseline(line).toFloat() - bulletRadius * 2f
+            } else {
+                (top + bottom) / 2f
+            }
+
+            val xPosition = startWidth + (x + dir * bulletRadius).toFloat()
+
+            if (canvas.isHardwareAccelerated) {
+                if (mBulletPath == null) {
+                    mBulletPath = Path()
+                    mBulletPath!!.addCircle(0.0f, 0.0f, bulletRadius.toFloat(), Direction.CW)
+                }
+
+                canvas.save()
+                canvas.translate(xPosition, yPosition)
+                canvas.drawPath(mBulletPath!!, paint)
+                canvas.restore()
+            } else {
+                canvas.drawCircle(xPosition, yPosition, bulletRadius.toFloat(), paint)
+            }
+
+            paint.style = style
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/utils/html/LiTagHandler.kt

@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) Kuba Szczodrzyński 2020-3-17.
+ */
+
+/**
+ * https://github.com/davidbilik/bullet-span-sample/blob/master/app/src/main/java/cz/davidbilik/bulletsample/LiTagHandler.kt
+ */
+
+package pl.szczodrzynski.edziennik.utils.html
+
+import android.text.Editable
+import android.text.Html
+import android.text.Spannable
+import android.text.Spanned
+import android.text.style.BulletSpan
+import org.xml.sax.XMLReader
+
+/**
+ * [Html.TagHandler] implementation that processes <ul> and <li> tags and creates bullets.
+ *
+ * Note: This class is only applied on SDK < 25 and processes only one-level list, nested lists do not work.
+ */
+class LiTagHandler : Html.TagHandler {
+    /**
+     * Helper marker class. Idea stolen from [Html.fromHtml] implementation
+     */
+    class Bullet
+
+    override fun handleTag(opening: Boolean, tag: String, output: Editable, xmlReader: XMLReader) {
+        if (tag == "li" && opening) {
+            output.setSpan(Bullet(), output.length, output.length, Spannable.SPAN_INCLUSIVE_EXCLUSIVE)
+        }
+        if (tag == "li" && !opening) {
+            output.append("\n")
+            val lastMark = output.getSpans(0, output.length, Bullet::class.java).lastOrNull()
+            lastMark?.let {
+                val start = output.getSpanStart(it)
+                output.removeSpan(it)
+                if (start != output.length) {
+                    output.setSpan(BulletSpan(), start, output.length, Spanned.SPAN_INCLUSIVE_EXCLUSIVE)
+                }
+            }
+        }
+    }
+}

app/src/main/java/pl/szczodrzynski/edziennik/utils/managers/GradesManager.kt

@@ -53,6 +53,8 @@ class GradesManager(val app: App) : CoroutineScope {
         get() = app.config.forProfile().grades.plusValue
     val minusValue
         get() = app.config.forProfile().grades.minusValue
+    val dontCountEnabled
+        get() = app.config.forProfile().grades.dontCountEnabled
     val dontCountGrades
         get() = app.config.forProfile().grades.dontCountGrades
     val hideImproved
@@ -100,8 +102,10 @@ class GradesManager(val app: App) : CoroutineScope {
         return grade.value
     }
 
-    fun getGradeWeight(dontCountGrades: List<String>, grade: Grade): Float {
-        if (grade.name.toLowerCase() in dontCountGrades)
+    fun getGradeWeight(dontCountEnabled: Boolean, dontCountGrades: List<String>, grade: Grade): Float {
+        if (!dontCountEnabled)
+            return grade.weight
+        if (grade.name.toLowerCase().trim() in dontCountGrades)
             return 0f
         return grade.weight
     }

app/src/main/res/layout/activity_feedback.xml

@@ -1,150 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<layout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools">
-
-    <LinearLayout
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:orientation="vertical"
-        tools:context=".ui.modules.feedback.FeedbackActivity">
-
-        <androidx.appcompat.widget.Toolbar
-            android:id="@+id/toolbar"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:background="?attr/colorSurface"
-            android:minHeight="?attr/actionBarSize" />
-
-        <com.google.android.material.textfield.TextInputLayout
-            android:id="@+id/targetDeviceLayout"
-            style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_margin="8dp"
-            android:visibility="gone">
-
-            <pl.szczodrzynski.edziennik.utils.TextInputDropDown
-                android:id="@+id/targetDeviceDropDown"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:hint=""
-                android:paddingEnd="6.0dip"
-                android:paddingRight="6.0dip" />
-        </com.google.android.material.textfield.TextInputLayout>
-
-        <LinearLayout
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:orientation="vertical">
-
-            <TextView
-                android:id="@+id/faqText"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:layout_marginStart="8dp"
-                android:layout_marginLeft="8dp"
-                android:layout_marginTop="8dp"
-                android:layout_marginEnd="8dp"
-                android:layout_marginRight="8dp"
-                android:autoLink="all"
-                android:background="?selectableItemBackground"
-                android:text="@string/feedback_faq"
-                android:textSize="20sp" />
-
-            <com.google.android.material.button.MaterialButton
-                android:id="@+id/faqButton"
-                style="@style/Widget.MaterialComponents.Button"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:layout_gravity="end"
-                android:layout_marginLeft="8dp"
-                android:layout_marginTop="8dp"
-                android:layout_marginRight="8dp"
-                android:text="@string/feedback_faq_button"
-                android:visibility="gone" />
-
-        </LinearLayout>
-
-        <LinearLayout
-            android:id="@+id/inputLayout"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="8dp"
-            android:orientation="vertical">
-
-            <TextView
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:layout_marginStart="8dp"
-                android:layout_marginLeft="8dp"
-                android:layout_marginTop="8dp"
-                android:layout_marginEnd="8dp"
-                android:layout_marginRight="8dp"
-                android:text="@string/feedback_title"
-                android:textSize="20sp" />
-
-            <com.google.android.material.textfield.TextInputLayout
-                style="@style/Widget.MaterialComponents.TextInputLayout.FilledBox"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:layout_marginStart="8dp"
-                android:layout_marginLeft="8dp"
-                android:layout_marginTop="8dp"
-                android:layout_marginEnd="8dp"
-                android:layout_marginRight="8dp"
-                android:hint="@string/feedback_ask_a_question"
-                app:errorEnabled="true"
-                app:hintAnimationEnabled="true"
-                app:hintEnabled="true">
-
-                <com.google.android.material.textfield.TextInputEditText
-                    android:id="@+id/textInput"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:ems="10"
-                    android:inputType="textShortMessage|textMultiLine|textPersonName|textCapSentences|textAutoComplete"
-                    android:maxLines="5"
-                    android:singleLine="false" />
-            </com.google.android.material.textfield.TextInputLayout>
-
-            <com.google.android.material.button.MaterialButton
-                android:id="@+id/sendButton"
-                style="@style/Widget.MaterialComponents.Button"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_gravity="end"
-                android:layout_marginTop="8dp"
-                android:layout_marginEnd="8dp"
-                android:layout_marginRight="8dp"
-                android:text="@string/feedback_send" />
-
-        </LinearLayout>
-
-        <LinearLayout
-            android:id="@+id/chatLayout"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:layout_marginTop="8dp"
-            android:layout_marginBottom="8dp"
-            android:orientation="vertical"
-            android:visibility="visible">
-
-            <TextView
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:layout_marginLeft="8dp"
-                android:layout_marginRight="8dp"
-                android:text="@string/feedback_history"
-                android:textSize="20sp" />
-
-            <com.github.bassaer.chatmessageview.view.ChatView
-                android:id="@+id/chat_view"
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"
-                android:layout_marginTop="8dp"
-                android:layout_marginBottom="8dp" />
-        </LinearLayout>
-
-    </LinearLayout>
-</layout>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/feedbackFragment"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent" />

app/src/main/res/layout/dialog_config_grades.xml

@@ -84,16 +84,32 @@
                 android:background="@drawable/divider"/>
 
             <CheckBox
-                android:id="@+id/dontCountZeroToAverage"
+                android:id="@+id/dontCountGrades"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:minHeight="0dp"
-                android:text="@string/settings_register_dont_count_zero_text"/>
+                android:text="@string/grades_config_dont_count_grades"/>
+
+            <com.google.android.material.textfield.TextInputLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox.Dense"
+                android:hint="@string/grades_config_dont_count_hint"
+                app:placeholderText="@string/grades_config_dont_count_placeholder"
+                android:enabled="@{dontCountGrades.checked}">
+
+                <pl.szczodrzynski.edziennik.utils.TextInputKeyboardEdit
+                    android:id="@+id/dontCountGradesText"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    tools:text="nb, 0, +, -, bz"/>
+            </com.google.android.material.textfield.TextInputLayout>
 
             <CheckBox
                 android:id="@+id/hideImproved"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
+                android:layout_marginTop="8dp"
                 android:minHeight="32dp"
                 android:text="@string/grades_config_dont_show_improved"/>
 

app/src/main/res/layout/dialog_event_details.xml

@@ -141,12 +141,14 @@
                 android:layout_marginTop="4dp"
                 android:textAppearance="@style/NavView.TextView.Helper"
                 android:text="@string/dialog_event_details_topic"/>
+
             <TextView
+                android:id="@+id/topic"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:text="@{event.topic}"
-                android:textIsSelectable="true"
                 android:textAppearance="@style/NavView.TextView.Medium"
+                android:textIsSelectable="true"
                 tools:text="Rozdział II: Panowanie Piastów i Jagiellonów.Przeniesiony z 11 grudnia." />
 
             <View

app/src/main/res/layout/dialog_event_manual_v2.xml

@@ -8,6 +8,7 @@
     xmlns:app="http://schemas.android.com/apk/res-auto">
 
     <ScrollView
+        android:id="@+id/scrollView"
         android:layout_width="match_parent"
         android:layout_height="match_parent">
 
@@ -43,6 +44,8 @@
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:enabled="false"
+                android:focusable="true"
+                android:focusableInTouchMode="true"
                 tools:text="8:10 - język polski"/>
         </com.google.android.material.textfield.TextInputLayout>
 
@@ -58,6 +61,8 @@
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:enabled="false"
+                android:focusable="true"
+                android:focusableInTouchMode="true"
                 tools:text="2b3T" />
         </com.google.android.material.textfield.TextInputLayout>
 
@@ -94,6 +99,8 @@
                     android:layout_width="match_parent"
                     android:layout_height="wrap_content"
                     android:enabled="false"
+                    android:focusable="true"
+                    android:focusableInTouchMode="true"
                     tools:text="2b3T" />
             </com.google.android.material.textfield.TextInputLayout>
 
@@ -123,6 +130,8 @@
                 android:layout_height="wrap_content"
                 android:inputType="textLongMessage|textMultiLine|textImeMultiLine"
                 android:minLines="2"
+                android:focusable="true"
+                android:focusableInTouchMode="true"
                 tools:text="2b3T" />
         </com.google.android.material.textfield.TextInputLayout>
 

app/src/main/res/layout/fragment_home.xml

@@ -3,18 +3,70 @@
   ~ Copyright (c) Kuba Szczodrzyński 2019-11-23.
   -->
 
-<layout xmlns:tools="http://schemas.android.com/tools"
-    xmlns:android="http://schemas.android.com/apk/res/android">
+<layout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
     <pl.szczodrzynski.edziennik.utils.SwipeRefreshLayoutNoIndicator
         android:id="@+id/refreshLayout"
         android:layout_width="match_parent"
         android:layout_height="match_parent">
 
-        <androidx.recyclerview.widget.RecyclerView
-            android:id="@+id/list"
+        <androidx.core.widget.NestedScrollView
+            android:id="@+id/scrollView"
             android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            tools:listitem="@layout/card_home" />
+            android:layout_height="match_parent">
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:orientation="vertical">
+
+                <androidx.recyclerview.widget.RecyclerView
+                    android:id="@+id/list"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    tools:itemCount="1"
+                    tools:listitem="@layout/card_home_timetable" />
+
+                <View
+                    android:id="@+id/configHintDivider"
+                    android:layout_width="match_parent"
+                    android:layout_height="1dp"
+                    android:layout_marginVertical="8dp"
+                    android:background="@drawable/divider" />
+
+                <LinearLayout
+                    android:id="@+id/configHint"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center_vertical"
+                    android:layout_marginBottom="16dp"
+                    android:orientation="horizontal">
+
+                    <TextView
+                        android:layout_width="0dp"
+                        android:layout_height="wrap_content"
+                        android:layout_marginHorizontal="8dp"
+                        android:layout_weight="1"
+                        android:text="@string/home_configure_notice"
+                        android:textAppearance="@style/NavView.TextView.Helper"
+                        android:textSize="12sp"
+                        android:textStyle="italic" />
+
+                    <Button
+                        android:id="@+id/configureCards"
+                        style="@style/Widget.MaterialComponents.Button.OutlinedButton"
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:layout_marginEnd="8dp"
+                        android:layout_marginRight="8dp"
+                        android:minHeight="0dp"
+                        android:text="@string/home_configure_add_remove" />
+                </LinearLayout>
+
+            </LinearLayout>
+
+        </androidx.core.widget.NestedScrollView>
 
     </pl.szczodrzynski.edziennik.utils.SwipeRefreshLayoutNoIndicator>
-</layout>
+</layout>

app/src/main/res/layout/fragment_login_librus_jst.xml

@@ -67,24 +67,48 @@
                             android:layout_width="match_parent"
                             android:layout_height="16dp" />
 
-                        <com.google.android.material.textfield.TextInputLayout
-                            android:id="@+id/login_code_layout"
-                            style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox"
+                        <LinearLayout
                             android:layout_width="match_parent"
-                            android:layout_height="wrap_content"
-                            android:layout_marginLeft="16dp"
-                            android:layout_marginRight="16dp"
-                            android:hint="@string/login_hint_token"
-                            app:errorEnabled="true"
-                            app:hintAnimationEnabled="true"
-                            app:hintEnabled="true">
+                            android:layout_height="match_parent"
+                            android:orientation="horizontal">
 
-                            <com.google.android.material.textfield.TextInputEditText
-                                android:id="@+id/login_code"
+                            <com.google.android.material.textfield.TextInputLayout
+                                android:id="@+id/login_code_layout"
+                                style="@style/Widget.MaterialComponents.TextInputLayout.OutlinedBox"
                                 android:layout_width="match_parent"
                                 android:layout_height="wrap_content"
-                                android:inputType="textNoSuggestions|textEmailAddress" />
-                        </com.google.android.material.textfield.TextInputLayout>
+                                android:layout_marginLeft="16dp"
+                                android:layout_weight="1"
+                                android:hint="@string/login_hint_token"
+                                app:errorEnabled="true"
+                                app:hintAnimationEnabled="true"
+                                app:hintEnabled="true">
+
+                                <com.google.android.material.textfield.TextInputEditText
+                                    android:id="@+id/login_code"
+                                    android:layout_width="match_parent"
+                                    android:layout_height="wrap_content"
+                                    android:inputType="textNoSuggestions|textEmailAddress" />
+                            </com.google.android.material.textfield.TextInputLayout>
+
+                            <ImageButton
+                                android:id="@+id/loginQrScan"
+                                android:layout_width="wrap_content"
+                                android:layout_height="match_parent"
+                                android:layout_marginTop="4dp"
+                                android:layout_marginBottom="16dp"
+                                android:layout_weight="1"
+                                android:background="@android:color/transparent"
+                                android:padding="4dp"
+                                android:layout_marginRight="16dp"
+                                android:layout_marginLeft="8dp"
+                                android:scaleType="centerInside"
+                                tools:srcCompat="@tools:sample/avatars"
+                                android:layout_marginStart="8dp"
+                                android:layout_marginEnd="16dp"
+                                android:contentDescription="@string/login_vulcan_qr" />
+
+                        </LinearLayout>
 
                         <com.google.android.material.textfield.TextInputLayout
                             android:id="@+id/loginPinLayout"
@@ -167,4 +191,4 @@
         </LinearLayout>
 
     </androidx.coordinatorlayout.widget.CoordinatorLayout>
-</layout>
+</layout>

app/src/main/res/layout/grades_item_stats.xml

@@ -315,7 +315,7 @@
                 android:layout_height="wrap_content"
                 android:layout_margin="8dp"
                 android:layout_weight="1"
-                android:text="@string/grades_stats_custom_value_notice"
+                android:text="@string/grades_stats_custom_config_notice"
                 android:textAppearance="@style/NavView.TextView.Helper"
                 android:textSize="12sp"
                 android:textStyle="italic" />

app/src/main/res/layout/message_fragment.xml

@@ -141,7 +141,6 @@
                     android:layout_height="wrap_content"
                     android:layout_marginTop="8dp"
                     android:layout_marginBottom="8dp"
-                    android:autoLink="all"
                     android:minHeight="250dp"
                     android:paddingLeft="16dp"
                     android:paddingRight="16dp"
@@ -359,4 +358,4 @@
             </LinearLayout>
         </ScrollView>
     </LinearLayout>
-</layout>
+</layout>

app/src/main/res/layout/row_attendance_item.xml

@@ -14,11 +14,9 @@
         android:layout_marginStart="8dp"
         android:layout_marginLeft="8dp"
         android:background="@drawable/bg_rounded_8dp"
-        android:fontFamily="serif-monospace"
         android:gravity="center"
         android:textColor="@color/black"
         android:textSize="24sp"
-        android:textStyle="bold"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent"

app/src/main/res/values-en/strings.xml

@@ -551,7 +551,7 @@
     <string name="settings_about_licenses_text">Open-source licenses</string>
     <string name="settings_about_privacy_policy_text">Privacy policy</string>
     <string name="settings_about_register_title_text">E-register</string>
-    <string name="settings_about_title_subtext">© Kuba Szczodrzyński &amp;&amp; Kacper Ziubryniewicz\nSeptember 2018 - January 2020</string>
+    <string name="settings_about_title_subtext">© Kuba Szczodrzyński &amp;&amp; Kacper Ziubryniewicz\nSeptember 2018 - March 2020</string>
     <string name="settings_about_update_subtext">Click to check for updates</string>
     <string name="settings_about_update_text">Update</string>
     <string name="settings_about_version_text">Version</string>
@@ -960,4 +960,6 @@
     <string name="other">Other</string>
     <string name="menu_grades_config">Grades settings</string>
     <string name="dialog_day_lessons_info">%s - %s (%s lessons - %s hours %s minutes)</string>
+    <string name="event_sharing_text">Sharing the event…</string>
+    <string name="event_removing_text">Removing shared event…</string>
 </resources>

app/src/main/res/values/colors.xml

@@ -13,6 +13,9 @@
 
     <color name="dividerColor">#3e7f7f7f</color>
 
+    <color name="mdtp_accent_color">#2196f3</color>
+    <color name="mdtp_accent_color_dark">#64b5f6</color>
+
 
     <!-- LIGHT THEME -->
     <color name="windowBackgroundLight">#ffffffff</color>

app/src/main/res/values/errors.xml

@@ -96,6 +96,8 @@
     <string name="error_183" translatable="false">ERROR_LIBRUS_API_NOTICEBOARD_PROBLEM</string>
     <string name="error_184" translatable="false">ERROR_LOGIN_LIBRUS_PORTAL_CSRF_EXPIRED</string>
     <string name="error_185" translatable="false">ERROR_LIBRUS_API_DEVICE_REGISTERED</string>
+    <string name="error_186" translatable="false">ERROR_LIBRUS_MESSAGES_NOT_FOUND</string>
+    <string name="error_187" translatable="false">ERROR_LOGIN_LIBRUS_API_INVALID_REQUEST</string>
 
     <string name="error_201" translatable="false">ERROR_LOGIN_MOBIDZIENNIK_WEB_INVALID_LOGIN</string>
     <string name="error_202" translatable="false">ERROR_LOGIN_MOBIDZIENNIK_WEB_OLD_PASSWORD</string>
@@ -110,6 +112,7 @@
     <string name="error_213" translatable="false">ERROR_MOBIDZIENNIK_WEB_NO_SERVER_ID</string>
     <string name="error_214" translatable="false">ERROR_MOBIDZIENNIK_WEB_INVALID_RESPONSE</string>
     <string name="error_215" translatable="false">ERROR_LOGIN_MOBIDZIENNIK_WEB_NO_SESSION_ID</string>
+    <string name="error_218" translatable="false">ERROR_MOBIDZIENNIK_WEB_SERVER_PROBLEM</string>
 
     <string name="error_301" translatable="false">ERROR_LOGIN_VULCAN_INVALID_SYMBOL</string>
     <string name="error_302" translatable="false">ERROR_LOGIN_VULCAN_INVALID_TOKEN</string>
@@ -180,20 +183,20 @@
     <string name="error_10_reason">Nie udało się wysłać wiadomości: nowa wiadomość nie została odnaleziona na liście wiadomości wysłanych</string>
 
     <string name="error_50_reason">Błąd odpowiedzi serwera</string>
-    <string name="error_51_reason">Błąd serwera: nieprawidłowe zapytanie</string>
+    <string name="error_51_reason">Błąd serwera: nieprawidłowe zapytanie. Dziennik może być przeciążony lub mieć przerwę techniczną.</string>
     <string name="error_52_reason">Błąd serwera: odmowa dostępu</string>
     <string name="error_53_reason">Błąd serwera: dostęp zabroniony</string>
     <string name="error_54_reason">Błąd serwera: plik nie znaleziony</string>
-    <string name="error_55_reason">Błąd serwera: nieprawidłowa metoda zapytania</string>
-    <string name="error_56_reason">Błąd serwera: odpowiedź niedostępna</string>
-    <string name="error_57_reason">Błąd serwera: niespełnione zależności</string>
-    <string name="error_58_reason">Wewnętrzny błąd serwera</string>
+    <string name="error_55_reason">Błąd serwera: nieprawidłowa metoda zapytania. Dziennik może być przeciążony lub mieć przerwę techniczną.</string>
+    <string name="error_56_reason">Błąd serwera: odpowiedź niedostępna. Dziennik może być przeciążony lub mieć przerwę techniczną.</string>
+    <string name="error_57_reason">Błąd serwera: niespełnione zależności. Dziennik może być przeciążony lub mieć przerwę techniczną.</string>
+    <string name="error_58_reason">Wewnętrzny błąd serwera. Dziennik może być przeciążony lub mieć przerwę techniczną.</string>
     <string name="error_59_reason">Dziennik jest tymczasowo niedostępny</string>
     <string name="error_60_reason">Brak internetu: nie znaleziono adresu serwera</string>
-    <string name="error_61_reason">Brak internetu: przekroczono czas oczekiwania</string>
+    <string name="error_61_reason">Brak internetu: przekroczono czas oczekiwania. Dziennik może być przeciążony lub mieć przerwę techniczną.</string>
     <string name="error_62_reason">Brak internetu</string>
     <string name="error_63_reason">Brak internetu: połączenie SSL nie powiodło się</string>
-    <string name="error_100_reason">Brak odpowiedzi serwera</string>
+    <string name="error_100_reason">Brak odpowiedzi serwera. Dziennik może być przeciążony lub mieć przerwę techniczną.</string>
     <string name="error_101_reason">Dane logowania niekompletne</string>
     <string name="error_102_reason">Nieprawidłowe dane logowania</string>
     <string name="error_105_reason">Profil nie został ustawiony</string>
@@ -244,7 +247,7 @@
     <string name="error_159_reason">API Portalu Librus wyłączone</string>
     <string name="error_160_reason">Konto Synergia zostało rozłączone</string>
     <string name="error_161_reason">Inny błąd Portalu Librus</string>
-    <string name="error_162_reason">Nie znaleziono konta Synergia</string>
+    <string name="error_162_reason">Nie znaleziono konta Synergia. Zaloguj się na stronie portal.librus.pl, a następnie powiąż swoje konto Synergia do konta Librus Portal.</string>
     <string name="error_163_reason">Inny błąd logowania do Portalu Librus</string>
     <string name="error_164_reason">ERROR_LOGIN_LIBRUS_PORTAL_CODE_EXPIRED</string>
     <string name="error_165_reason">ERROR_LOGIN_LIBRUS_PORTAL_CODE_REVOKED</string>
@@ -259,8 +262,8 @@
     <string name="error_174_reason">ERROR_LIBRUS_SYNERGIA_OTHER</string>
     <string name="error_175_reason">Librus Synergia: przerwa techniczna</string>
     <string name="error_176_reason">Librus Wiadomości: przerwa techniczna</string>
-    <string name="error_177_reason">ERROR_LIBRUS_MESSAGES_ERROR</string>
-    <string name="error_178_reason">ERROR_LIBRUS_MESSAGES_OTHER</string>
+    <string name="error_177_reason">Librus Wiadomości: serwer zwrócił błąd. Prześlij zgłoszenie błędu.</string>
+    <string name="error_178_reason">Librus Wiadomości: serwer zwrócił nieznany błąd. Prześlij zgłoszenie błędu.</string>
     <string name="error_179_reason">Librus Wiadomości: nieprawidłowe dane logowania</string>
     <string name="error_180_reason">Librus Portal: nieprawidłowe dane logowania</string>
     <string name="error_181_reason">Librus API: przerwa techniczna</string>
@@ -268,6 +271,8 @@
     <string name="error_183_reason">Wystąpił problem z tablicą ogłoszeń</string>
     <string name="error_184_reason">Librus: Sesja logowania wygasła. Zaloguj się ponownie.</string>
     <string name="error_185_reason">Urządzenie jest już zarejestrowane</string>
+    <string name="error_186_reason">Nie znaleziono wiadomości. Mogła zostać usunięta.</string>
+    <string name="error_187_reason">Nieprawidłowe dane dostępu. Sprawdź poprawność wprowadzonych danych.</string>
 
     <string name="error_201_reason">Nieprawidłowy login lub hasło</string>
     <string name="error_202_reason">Podano stare hasło</string>
@@ -282,6 +287,7 @@
     <string name="error_213_reason">MobiDziennik: brak identyfikatora serwera</string>
     <string name="error_214_reason">MobiDziennik: błąd odpowiedzi serwera</string>
     <string name="error_215_reason">Brak identyfikatora sesji przy logowaniu</string>
+    <string name="error_218_reason">MobiDziennik: problemy z wydajnością serwerów. Spróbuj ponownie później.</string>
 
     <string name="error_301_reason">Nieprawidłowy symbol</string>
     <string name="error_302_reason">Nieprawidłowy token</string>
@@ -332,7 +338,7 @@
     <string name="error_901_reason">EXCEPTION_LOGIN_LIBRUS_API_TOKEN</string>
     <string name="error_902_reason">EXCEPTION_LOGIN_LIBRUS_PORTAL_TOKEN</string>
     <string name="error_903_reason">EXCEPTION_LIBRUS_PORTAL_SYNERGIA_TOKEN</string>
-    <string name="error_904_reason">EXCEPTION_LIBRUS_API_REQUEST</string>
+    <string name="error_904_reason">Zgłoś błąd: wyjątek w API Librus</string>
     <string name="error_905_reason">EXCEPTION_LIBRUS_SYNERGIA_REQUEST</string>
     <string name="error_906_reason">EXCEPTION_MOBIDZIENNIK_WEB_REQUEST</string>
     <string name="error_907_reason">EXCEPTION_VULCAN_API_REQUEST</string>

app/src/main/res/values/ids.xml

@@ -6,4 +6,5 @@
 <resources>
     <item name="move_card_down_action" type="id"/>
     <item name="move_card_up_action" type="id"/>
+    <item name="bettermovementmethod_highlight_background_span" type="id" />
 </resources>