Merge branch 'release/2.2.3'

* Auto select students for login

* Add sign in icon to sign in button on student select screen

.github/workflows/deploy-store.yml

@@ -13,7 +13,7 @@ jobs:
     environment: google-play
     steps:
       - uses: actions/checkout@v3
-      - uses: actions/setup-java@v2
+      - uses: actions/setup-java@v3
         with:
           distribution: 'zulu'
           java-version: 17
@@ -49,7 +49,7 @@ jobs:
     environment: app-gallery
     steps:
       - uses: actions/checkout@v3
-      - uses: actions/setup-java@v2
+      - uses: actions/setup-java@v3
         with:
           distribution: 'zulu'
           java-version: 17

.github/workflows/deploy-test.yml

@@ -19,7 +19,7 @@ jobs:
     environment: app-center
     steps:
       - uses: actions/checkout@v3
-      - uses: actions/setup-java@v2
+      - uses: actions/setup-java@v3
         with:
           distribution: 'zulu'
           java-version: 17
@@ -89,7 +89,7 @@ jobs:
     if: github.event_name != 'pull_request_target'
     steps:
       - uses: actions/checkout@v3
-      - uses: actions/setup-java@v2
+      - uses: actions/setup-java@v3
         with:
           distribution: 'zulu'
           java-version: 17

.github/workflows/test.yml

@@ -19,7 +19,7 @@ jobs:
         - uses: fkirc/skip-duplicate-actions@master
         - uses: actions/checkout@v3
         - uses: gradle/wrapper-validation-action@v1
-        - uses: actions/setup-java@v2
+        - uses: actions/setup-java@v3
           with:
             distribution: 'zulu'
             java-version: 17
@@ -45,7 +45,7 @@ jobs:
         - uses: fkirc/skip-duplicate-actions@master
         - uses: actions/checkout@v3
         - uses: gradle/wrapper-validation-action@v1
-        - uses: actions/setup-java@v2
+        - uses: actions/setup-java@v3
           with:
             distribution: 'zulu'
             java-version: 17
@@ -71,7 +71,7 @@ jobs:
         - uses: fkirc/skip-duplicate-actions@master
         - uses: actions/checkout@v3
         - uses: gradle/wrapper-validation-action@v1
-        - uses: actions/setup-java@v2
+        - uses: actions/setup-java@v3
           with:
             distribution: 'zulu'
             java-version: 17

app/build.gradle

@@ -1,8 +1,11 @@
+import com.github.triplet.gradle.androidpublisher.ReleaseStatus
+import ru.cian.huawei.publish.ReleaseNote
+
 apply plugin: 'com.android.application'
 apply plugin: 'kotlin-android'
 apply plugin: 'kotlinx-serialization'
 apply plugin: 'kotlin-parcelize'
-apply plugin: 'kotlin-kapt'
+apply plugin: 'com.google.devtools.ksp'
 apply plugin: 'dagger.hilt.android.plugin'
 apply plugin: 'com.google.gms.google-services'
 apply plugin: 'com.google.firebase.crashlytics'
@@ -10,37 +13,29 @@ apply plugin: 'com.github.triplet.play'
 apply plugin: 'ru.cian.huawei-publish'
 apply plugin: 'com.mikepenz.aboutlibraries.plugin'
 apply plugin: 'com.huawei.agconnect'
+apply plugin: 'kotlin-kapt'
 apply from: 'jacoco.gradle'
 apply from: 'sonarqube.gradle'
 apply from: 'hooks.gradle'
 
 android {
     namespace 'io.github.wulkanowy'
-    compileSdkVersion 33
+    compileSdk 34
 
     defaultConfig {
         applicationId "io.github.wulkanowy"
         testApplicationId "io.github.tests.wulkanowy"
         minSdkVersion 21
-        targetSdkVersion 33
-        versionCode 127
-        versionName "2.0.5"
+        targetSdkVersion 34
+        versionCode 135
+        versionName "2.2.3"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
 
         resValue "string", "app_name", "Wulkanowy"
-
         manifestPlaceholders = [
             firebase_enabled: project.hasProperty("enableFirebase"),
             admob_project_id: ""
         ]
-        javaCompileOptions {
-            annotationProcessorOptions {
-                arguments += [
-                    "room.schemaLocation": "$projectDir/schemas".toString(),
-                    "room.incremental"   : "true"
-                ]
-            }
-        }
 
         buildConfigField "String", "SINGLE_SUPPORT_AD_ID", "null"
         buildConfigField "String", "DASHBOARD_TILE_AD_ID", "null"
@@ -73,6 +68,7 @@ android {
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
             signingConfig signingConfigs.release
             buildConfigField "String", "MESSAGES_BASE_URL", "\"https://messages.wulkanowy.net.pl\""
+            buildConfigField "String", "SCHOOLS_BASE_URL", '"https://schools.wulkanowy.net.pl"'
         }
         debug {
             minifyEnabled false
@@ -82,10 +78,11 @@ android {
             versionNameSuffix "-dev"
             ext.enableCrashlytics = project.hasProperty("enableFirebase")
             buildConfigField "String", "MESSAGES_BASE_URL", "\"https://messages.wulkanowy.net.pl\""
+            buildConfigField "String", "SCHOOLS_BASE_URL", '"https://schools.wulkanowy.net.pl"'
         }
     }
 
-    flavorDimensions "platform"
+    flavorDimensions += "platform"
 
     productFlavors {
         hms {
@@ -124,20 +121,20 @@ android {
         }
     }
 
-    testOptions.unitTests {
-        includeAndroidResources = true
+    testOptions {
+        unitTests.includeAndroidResources = true
         // workaround HMS test errors https://github.com/robolectric/robolectric/issues/2750
-        all { jvmArgs '-noverify' }
+        unitTests.all { jvmArgs '-noverify' }
     }
 
     compileOptions {
         coreLibraryDesugaringEnabled true
-        sourceCompatibility JavaVersion.VERSION_11
-        targetCompatibility JavaVersion.VERSION_11
+        sourceCompatibility JavaVersion.VERSION_17
+        targetCompatibility JavaVersion.VERSION_17
     }
 
     kotlinOptions {
-        jvmTarget = "11"
+        jvmTarget = "17"
         freeCompilerArgs += ["-opt-in=kotlin.RequiresOptIn", "-Xjvm-default=all"]
     }
 
@@ -156,17 +153,16 @@ android {
 kapt {
     correctErrorTypes true
 }
-
-kotlin {
-    jvmToolchain(11)
+ksp {
+    arg("room.schemaLocation", "$projectDir/schemas".toString())
 }
 
 play {
     defaultToAppBundles = false
     track = 'production'
-    releaseStatus = com.github.triplet.gradle.androidpublisher.ReleaseStatus.IN_PROGRESS
-    userFraction = 0.50d
-    updatePriority = 1
+    releaseStatus = ReleaseStatus.IN_PROGRESS
+    userFraction = 0.01d
+    updatePriority = 3
     enabled.set(false)
 }
 
@@ -177,7 +173,7 @@ huaweiPublish {
             buildFormat = "aab"
             deployType = "publish"
             releaseNotes = [
-                new ru.cian.huawei.publish.ReleaseNote(
+                new ReleaseNote(
                     "pl-PL",
                     "$projectDir/src/main/play/release-notes/pl-PL/default.txt"
                 )
@@ -189,34 +185,34 @@ huaweiPublish {
 ext {
     work_manager = "2.8.1"
     android_hilt = "1.0.0"
-    room = "2.5.1"
+    room = "2.6.0"
     chucker = "3.5.2"
-    mockk = "1.13.5"
-    coroutines = "1.7.1"
+    mockk = "1.13.8"
+    coroutines = "1.7.3"
 }
 
 dependencies {
-    implementation 'io.github.wulkanowy:sdk:2.0.5'
+    implementation 'io.github.wulkanowy:sdk:2.2.3'
 
     coreLibraryDesugaring 'com.android.tools:desugar_jdk_libs:2.0.3'
 
-    implementation "org.jetbrains.kotlinx:kotlinx-serialization-json:1.5.1"
+    implementation "org.jetbrains.kotlinx:kotlinx-serialization-json:1.6.0"
     implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:$coroutines"
 
-    implementation "androidx.core:core-ktx:1.10.1"
+    implementation 'androidx.core:core-ktx:1.12.0'
     implementation 'androidx.core:core-splashscreen:1.0.1'
-    implementation "androidx.activity:activity-ktx:1.7.1"
+    implementation "androidx.activity:activity-ktx:1.8.0"
     implementation "androidx.appcompat:appcompat:1.6.1"
-    implementation "androidx.fragment:fragment-ktx:1.5.7"
-    implementation "androidx.annotation:annotation:1.6.0"
+    implementation "androidx.fragment:fragment-ktx:1.6.1"
+    implementation "androidx.annotation:annotation:1.7.0"
 
-    implementation "androidx.preference:preference-ktx:1.2.0"
-    implementation "androidx.recyclerview:recyclerview:1.3.0"
-    implementation "androidx.viewpager2:viewpager2:1.1.0-beta01"
+    implementation "androidx.preference:preference-ktx:1.2.1"
+    implementation "androidx.recyclerview:recyclerview:1.3.2"
+    implementation "androidx.viewpager2:viewpager2:1.1.0-beta02"
     implementation "androidx.swiperefreshlayout:swiperefreshlayout:1.1.0"
     implementation "androidx.constraintlayout:constraintlayout:2.1.4"
     implementation "androidx.coordinatorlayout:coordinatorlayout:1.2.0"
-    implementation "com.google.android.material:material:1.9.0"
+    implementation "com.google.android.material:material:1.10.0"
     implementation "com.github.wulkanowy:material-chips-input:2.3.1"
     implementation "com.github.PhilJay:MPAndroidChart:v3.1.0"
     implementation 'com.github.lopspower:CircularImageView:4.3.0'
@@ -224,11 +220,11 @@ dependencies {
     implementation "androidx.work:work-runtime-ktx:$work_manager"
     playImplementation "androidx.work:work-gcm:$work_manager"
 
-    implementation "androidx.lifecycle:lifecycle-livedata-ktx:2.6.1"
+    implementation "androidx.lifecycle:lifecycle-livedata-ktx:2.6.2"
 
     implementation "androidx.room:room-runtime:$room"
     implementation "androidx.room:room-ktx:$room"
-    kapt "androidx.room:room-compiler:$room"
+    ksp "androidx.room:room-compiler:$room"
 
     implementation "com.google.dagger:hilt-android:$hilt_version"
     kapt "com.google.dagger:hilt-android-compiler:$hilt_version"
@@ -240,29 +236,30 @@ dependencies {
 
     implementation 'com.squareup.retrofit2:retrofit:2.9.0'
     implementation "com.jakewharton.retrofit:retrofit2-kotlinx-serialization-converter:1.0.0"
-    implementation "com.squareup.okhttp3:logging-interceptor:4.11.0"
+    implementation "com.squareup.okhttp3:logging-interceptor:4.12.0"
 
     implementation "com.jakewharton.timber:timber:5.0.1"
     implementation "at.favre.lib:slf4j-timber:1.0.1"
-    implementation 'com.github.bastienpaulfr:Treessence:1.0.5'
+    implementation 'com.github.bastienpaulfr:Treessence:1.1.2'
     implementation "com.mikepenz:aboutlibraries-core:$about_libraries"
-    implementation "io.coil-kt:coil:2.3.0"
+    implementation "io.coil-kt:coil:2.4.0"
     implementation "io.github.wulkanowy:AppKillerManager:3.0.1"
     implementation 'me.xdrop:fuzzywuzzy:1.4.0'
     implementation 'com.fredporciuncula:flow-preferences:1.9.1'
     implementation 'org.apache.commons:commons-text:1.10.0'
 
-    playImplementation platform('com.google.firebase:firebase-bom:32.0.0')
+    playImplementation platform('com.google.firebase:firebase-bom:32.4.0')
     playImplementation 'com.google.firebase:firebase-analytics-ktx'
     playImplementation 'com.google.firebase:firebase-messaging:'
     playImplementation 'com.google.firebase:firebase-crashlytics:'
     playImplementation 'com.google.firebase:firebase-config-ktx'
     playImplementation 'com.google.android.play:core:1.10.3'
     playImplementation 'com.google.android.play:core-ktx:1.8.1'
-    playImplementation 'com.google.android.gms:play-services-ads:22.0.0'
+    playImplementation 'com.google.android.gms:play-services-ads:22.4.0'
+    playImplementation "com.google.android.play:integrity:1.2.0"
 
-    hmsImplementation 'com.huawei.hms:hianalytics:6.10.0.300'
-    hmsImplementation 'com.huawei.agconnect:agconnect-crash:1.9.0.300'
+    hmsImplementation 'com.huawei.hms:hianalytics:6.12.0.300'
+    hmsImplementation 'com.huawei.agconnect:agconnect-crash:1.9.1.301'
 
     releaseImplementation "com.github.ChuckerTeam.Chucker:library-no-op:$chucker"
 

app/jacoco.gradle

@@ -1,16 +1,16 @@
 apply plugin: "jacoco"
 
 jacoco {
-    toolVersion "0.8.7"
+    toolVersion "0.8.10"
     reportsDirectory.set(file("$buildDir/reports"))
 }
 
-tasks.withType(Test) {
+tasks.withType(Test).configureEach {
     jacoco.includeNoLocationClasses = true
     jacoco.excludes = ['jdk.internal.*']
 }
 
-task jacocoTestReport(type: JacocoReport) {
+tasks.register('jacocoTestReport', JacocoReport) {
 
     group = "Reporting"
     description = "Generate Jacoco coverage reports"
@@ -33,19 +33,19 @@ task jacocoTestReport(type: JacocoReport) {
                     '**/*_Factory.*']
 
     classDirectories.setFrom(fileTree(
-            dir: "$buildDir/intermediates/classes/debug",
-            excludes: excludes
+        dir: "$buildDir/intermediates/classes/debug",
+        excludes: excludes
     ) + fileTree(
-            dir: "$buildDir/tmp/kotlin-classes/fdroidDebug",
-            excludes: excludes
+        dir: "$buildDir/tmp/kotlin-classes/fdroidDebug",
+        excludes: excludes
     ))
 
     sourceDirectories.setFrom(files([
-            "src/main/java",
-            "src/fdroid/java"
+        "src/main/java",
+        "src/fdroid/java"
     ]))
     executionData.setFrom(fileTree(
-            dir: project.projectDir,
-            includes: ["**/*.exec", "**/*.ec"]
+        dir: project.projectDir,
+        includes: ["**/*.exec", "**/*.ec"]
     ))
 }

app/proguard-rules.pro

@@ -26,6 +26,7 @@
 #Config for Material Components
 -keep class com.google.android.material.tabs.** { *; }
 
+
 #Config for HMS SDK
 -keepattributes *Annotation*
 -keepattributes Exceptions
@@ -35,3 +36,7 @@
 -keep class com.huawei.hianalytics.**{*;}
 -keep class com.huawei.updatesdk.**{*;}
 -keep class com.huawei.hms.**{*;}
+
+
+#Config for Wulkanowy SDK
+-keep,allowobfuscation,allowshrinking class retrofit2.Response

app/src/fdroid/java/io/github/wulkanowy/utils/IntegrityHelper.kt

@@ -0,0 +1,11 @@
+package io.github.wulkanowy.utils
+
+import javax.inject.Inject
+import javax.inject.Singleton
+
+@Singleton
+class IntegrityHelper @Inject constructor() {
+
+    @Suppress("UNUSED_PARAMETER")
+    fun getIntegrityToken(requestId: String): String? = null
+}

app/src/hms/java/io/github/wulkanowy/utils/CrashLogUtils.kt

@@ -2,8 +2,8 @@ package io.github.wulkanowy.utils
 
 import android.util.Log
 import com.huawei.agconnect.crash.AGConnectCrash
-import fr.bipi.tressence.base.FormatterPriorityTree
-import fr.bipi.tressence.common.StackTraceRecorder
+import fr.bipi.treessence.base.FormatterPriorityTree
+import fr.bipi.treessence.common.StackTraceRecorder
 
 class CrashLogTree : FormatterPriorityTree(Log.VERBOSE) {
 

app/src/hms/java/io/github/wulkanowy/utils/IntegrityHelper.kt

@@ -0,0 +1,11 @@
+package io.github.wulkanowy.utils
+
+import javax.inject.Inject
+import javax.inject.Singleton
+
+@Singleton
+class IntegrityHelper @Inject constructor() {
+
+    @Suppress("UNUSED_PARAMETER")
+    fun getIntegrityToken(requestId: String): String? = null
+}

app/src/main/assets/contributors.json

@@ -50,5 +50,9 @@
   {
     "displayName": "Tomasz F.",
     "githubUsername": "Pengwius"
+  },
+  {
+    "displayName": "Antoni Paduch",
+    "githubUsername": "janAte1"
   }
 ]

app/src/main/java/io/github/wulkanowy/WulkanowyApp.kt

@@ -6,7 +6,7 @@ import androidx.hilt.work.HiltWorkerFactory
 import androidx.work.Configuration
 import com.yariksoffice.lingver.Lingver
 import dagger.hilt.android.HiltAndroidApp
-import fr.bipi.tressence.file.FileLoggerTree
+import fr.bipi.treessence.file.FileLoggerTree
 import io.github.wulkanowy.data.repositories.PreferencesRepository
 import io.github.wulkanowy.ui.base.ThemeManager
 import io.github.wulkanowy.utils.*

app/src/main/java/io/github/wulkanowy/data/DataModule.kt

@@ -14,6 +14,7 @@ import dagger.hilt.InstallIn
 import dagger.hilt.android.qualifiers.ApplicationContext
 import dagger.hilt.components.SingletonComponent
 import io.github.wulkanowy.data.api.AdminMessageService
+import io.github.wulkanowy.data.api.SchoolsService
 import io.github.wulkanowy.data.db.AppDatabase
 import io.github.wulkanowy.data.db.SharedPrefProvider
 import io.github.wulkanowy.data.repositories.PreferencesRepository
@@ -82,19 +83,29 @@ internal class DataModule {
 
     @Singleton
     @Provides
-    fun provideRetrofit(
+    fun provideAdminMessageService(
         okHttpClient: OkHttpClient,
         json: Json,
         appInfo: AppInfo
-    ): Retrofit = Retrofit.Builder()
+    ): AdminMessageService = Retrofit.Builder()
         .baseUrl(appInfo.messagesBaseUrl)
         .client(okHttpClient)
         .addConverterFactory(json.asConverterFactory("application/json".toMediaType()))
         .build()
+        .create()
 
     @Singleton
     @Provides
-    fun provideAdminMessageService(retrofit: Retrofit): AdminMessageService = retrofit.create()
+    fun provideSchoolsService(
+        okHttpClient: OkHttpClient,
+        json: Json,
+        appInfo: AppInfo,
+    ): SchoolsService = Retrofit.Builder()
+        .baseUrl(appInfo.schoolsBaseUrl)
+        .client(okHttpClient)
+        .addConverterFactory(json.asConverterFactory("application/json".toMediaType()))
+        .build()
+        .create()
 
     @Singleton
     @Provides

app/src/main/java/io/github/wulkanowy/data/Resource.kt

@@ -148,7 +148,7 @@ inline fun <ResultType, RequestType, T> networkBoundResource(
     crossinline saveFetchResult: suspend (old: ResultType, new: RequestType) -> Unit,
     crossinline onFetchFailed: (Throwable) -> Unit = { },
     crossinline shouldFetch: (ResultType) -> Boolean = { true },
-    crossinline mapResult: (ResultType) -> T
+    crossinline mapResult: (ResultType) -> T,
 ) = flow {
     emit(Resource.Loading())
 

app/src/main/java/io/github/wulkanowy/data/api/SchoolsService.kt

@@ -0,0 +1,14 @@
+package io.github.wulkanowy.data.api
+
+import io.github.wulkanowy.data.pojos.IntegrityRequest
+import io.github.wulkanowy.data.pojos.LoginEvent
+import retrofit2.http.Body
+import retrofit2.http.POST
+import javax.inject.Singleton
+
+@Singleton
+interface SchoolsService {
+
+    @POST("/log/loginEvent")
+    suspend fun logLoginEvent(@Body request: IntegrityRequest<LoginEvent>)
+}

app/src/main/java/io/github/wulkanowy/data/db/AppDatabase.kt

@@ -49,6 +49,8 @@ import javax.inject.Singleton
         AutoMigration(from = 47, to = 48),
         AutoMigration(from = 51, to = 52),
         AutoMigration(from = 54, to = 55, spec = Migration55::class),
+        AutoMigration(from = 55, to = 56),
+        AutoMigration(from = 56, to = 57, spec = Migration57::class),
     ],
     version = AppDatabase.VERSION_SCHEMA,
     exportSchema = true
@@ -57,7 +59,7 @@ import javax.inject.Singleton
 abstract class AppDatabase : RoomDatabase() {
 
     companion object {
-        const val VERSION_SCHEMA = 55
+        const val VERSION_SCHEMA = 57
 
         fun getMigrations(sharedPrefProvider: SharedPrefProvider, appInfo: AppInfo) = arrayOf(
             Migration2(),

app/src/main/java/io/github/wulkanowy/data/db/Converters.kt

@@ -1,6 +1,7 @@
 package io.github.wulkanowy.data.db
 
 import androidx.room.TypeConverter
+import io.github.wulkanowy.data.enums.MessageType
 import io.github.wulkanowy.ui.modules.Destination
 import io.github.wulkanowy.utils.toTimestamp
 import kotlinx.serialization.SerializationException
@@ -68,4 +69,9 @@ class Converters {
     @TypeConverter
     fun stringToDestination(destination: String): Destination = json.decodeFromString(destination)
 
+    @TypeConverter
+    fun messageTypesToString(types: List<MessageType>): String = json.encodeToString(types)
+
+    @TypeConverter
+    fun stringToMessageTypes(text: String): List<MessageType> = json.decodeFromString(text)
 }

app/src/main/java/io/github/wulkanowy/data/db/dao/AdminMessageDao.kt

@@ -22,4 +22,4 @@ abstract class AdminMessageDao : BaseDao<AdminMessage> {
         deleteAll(oldMessages)
         insertAll(newMessages)
     }
-}
+}

app/src/main/java/io/github/wulkanowy/data/db/dao/StudentDao.kt

@@ -1,6 +1,7 @@
 package io.github.wulkanowy.data.db.dao
 
 import androidx.room.*
+import io.github.wulkanowy.data.db.entities.Semester
 import io.github.wulkanowy.data.db.entities.Student
 import io.github.wulkanowy.data.db.entities.StudentName
 import io.github.wulkanowy.data.db.entities.StudentNickAndAvatar
@@ -33,12 +34,12 @@ abstract class StudentDao {
     abstract suspend fun loadAll(): List<Student>
 
     @Transaction
-    @Query("SELECT * FROM Students")
-    abstract suspend fun loadStudentsWithSemesters(): List<StudentWithSemesters>
+    @Query("SELECT * FROM Students JOIN Semesters ON Students.student_id = Semesters.student_id AND Students.class_id = Semesters.class_id")
+    abstract suspend fun loadStudentsWithSemesters(): Map<Student, List<Semester>>
 
     @Transaction
-    @Query("SELECT * FROM Students WHERE id = :id")
-    abstract suspend fun loadStudentWithSemestersById(id: Long): StudentWithSemesters?
+    @Query("SELECT * FROM Students JOIN Semesters ON Students.student_id = Semesters.student_id AND Students.class_id = Semesters.class_id WHERE Students.id = :id")
+    abstract suspend fun loadStudentWithSemestersById(id: Long): Map<Student, List<Semester>>
 
     @Query("UPDATE Students SET is_current = 1 WHERE id = :id")
     abstract suspend fun updateCurrent(id: Long)

app/src/main/java/io/github/wulkanowy/data/db/entities/AdminMessage.kt

@@ -3,6 +3,7 @@ package io.github.wulkanowy.data.db.entities
 import androidx.room.ColumnInfo
 import androidx.room.Entity
 import androidx.room.PrimaryKey
+import io.github.wulkanowy.data.enums.MessageType
 import kotlinx.serialization.Serializable
 
 @Serializable
@@ -33,7 +34,8 @@ data class AdminMessage(
 
     val priority: String,
 
-    val type: String,
+    @ColumnInfo(name = "types", defaultValue = "[]")
+    val types: List<MessageType> = emptyList(),
 
     @ColumnInfo(name = "is_dismissible")
     val isDismissible: Boolean = false

app/src/main/java/io/github/wulkanowy/data/db/entities/Student.kt

@@ -19,6 +19,9 @@ data class Student(
     @ColumnInfo(name = "scrapper_base_url")
     val scrapperBaseUrl: String,
 
+    @ColumnInfo(name = "scrapper_domain_suffix", defaultValue = "")
+    val scrapperDomainSuffix: String,
+
     @ColumnInfo(name = "mobile_base_url")
     val mobileBaseUrl: String,
 

app/src/main/java/io/github/wulkanowy/data/db/entities/StudentWithSemesters.kt

@@ -1,13 +1,8 @@
 package io.github.wulkanowy.data.db.entities
 
-import androidx.room.Embedded
-import androidx.room.Relation
 import java.io.Serializable
 
 data class StudentWithSemesters(
-    @Embedded
     val student: Student,
-
-    @Relation(parentColumn = "student_id", entityColumn = "student_id")
     val semesters: List<Semester>
 ) : Serializable

app/src/main/java/io/github/wulkanowy/data/db/migrations/Migration57.kt

@@ -0,0 +1,10 @@
+package io.github.wulkanowy.data.db.migrations
+
+import androidx.room.DeleteColumn
+import androidx.room.migration.AutoMigrationSpec
+
+@DeleteColumn(
+    tableName = "AdminMessages",
+    columnName = "type",
+)
+class Migration57 : AutoMigrationSpec

app/src/main/java/io/github/wulkanowy/data/enums/MessageType.kt

@@ -0,0 +1,9 @@
+package io.github.wulkanowy.data.enums
+
+enum class MessageType {
+    GENERAL_MESSAGE,
+    DASHBOARD_MESSAGE,
+    LOGIN_MESSAGE,
+    PASS_RESET_MESSAGE,
+    ERROR_OVERRIDE,
+}

app/src/main/java/io/github/wulkanowy/data/enums/TimetableGapsMode.kt

@@ -0,0 +1,11 @@
+package io.github.wulkanowy.data.enums
+
+enum class TimetableGapsMode(val value: String) {
+    NO_GAPS("no_gaps"),
+    BETWEEN_LESSONS("between"),
+    BETWEEN_AND_BEFORE_LESSONS("before_and_between");
+
+    companion object {
+        fun getByValue(value: String) = entries.find { it.value == value } ?: BETWEEN_LESSONS
+    }
+}

app/src/main/java/io/github/wulkanowy/data/mappers/RegisterUserMapper.kt

@@ -55,6 +55,7 @@ fun SdkRegisterUser.mapToPojo(password: String?) = RegisterUser(
 
 fun RegisterStudent.mapToStudentWithSemesters(
     user: RegisterUser,
+    scrapperDomainSuffix: String,
     symbol: RegisterSymbol,
     unit: RegisterUnit,
     colors: List<Long>,
@@ -76,6 +77,7 @@ fun RegisterStudent.mapToStudentWithSemesters(
         studentName = "$studentName $studentSurname",
         loginMode = user.loginMode.name,
         scrapperBaseUrl = user.scrapperBaseUrl.orEmpty(),
+        scrapperDomainSuffix = scrapperDomainSuffix,
         mobileBaseUrl = symbol.hebeBaseUrl.orEmpty(),
         certificateKey = symbol.keyId.orEmpty(),
         privateKey = symbol.privatePem.orEmpty(),

app/src/main/java/io/github/wulkanowy/data/pojos/LoginEvent.kt

@@ -0,0 +1,21 @@
+package io.github.wulkanowy.data.pojos
+
+import kotlinx.serialization.Serializable
+
+@Serializable
+data class LoginEvent(
+    val uuid: String,
+    val schoolName: String,
+    val schoolShort: String,
+    val schoolAddress: String,
+    val scraperBaseUrl: String,
+    val symbol: String,
+    val schoolId: String,
+    val loginType: String,
+)
+
+@Serializable
+data class IntegrityRequest<T>(
+    val tokenString: String,
+    val data: T,
+)

app/src/main/java/io/github/wulkanowy/data/repositories/AdminMessageRepository.kt

@@ -1,10 +1,11 @@
 package io.github.wulkanowy.data.repositories
 
+import io.github.wulkanowy.data.Resource
 import io.github.wulkanowy.data.api.AdminMessageService
 import io.github.wulkanowy.data.db.dao.AdminMessageDao
-import io.github.wulkanowy.data.db.entities.Student
+import io.github.wulkanowy.data.db.entities.AdminMessage
 import io.github.wulkanowy.data.networkBoundResource
-import io.github.wulkanowy.utils.AppInfo
+import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.sync.Mutex
 import javax.inject.Inject
 import javax.inject.Singleton
@@ -13,34 +14,20 @@ import javax.inject.Singleton
 class AdminMessageRepository @Inject constructor(
     private val adminMessageService: AdminMessageService,
     private val adminMessageDao: AdminMessageDao,
-    private val appInfo: AppInfo
 ) {
+
     private val saveFetchResultMutex = Mutex()
 
-    suspend fun getAdminMessages(student: Student) = networkBoundResource(
-        mutex = saveFetchResultMutex,
-        isResultEmpty = { it == null },
-        query = { adminMessageDao.loadAll() },
-        fetch = { adminMessageService.getAdminMessages() },
-        shouldFetch = { true },
-        saveFetchResult = { oldItems, newItems ->
-            adminMessageDao.removeOldAndSaveNew(oldItems, newItems)
-        },
-        showSavedOnLoading = false,
-        mapResult = { adminMessages ->
-            adminMessages.filter { adminMessage ->
-                val isCorrectRegister = adminMessage.targetRegisterHost?.let {
-                    student.scrapperBaseUrl.contains(it, true)
-                } ?: true
-                val isCorrectFlavor =
-                    adminMessage.targetFlavor?.equals(appInfo.buildFlavor, true) ?: true
-                val isCorrectMaxVersion =
-                    adminMessage.versionMax?.let { it >= appInfo.versionCode } ?: true
-                val isCorrectMinVersion =
-                    adminMessage.versionMin?.let { it <= appInfo.versionCode } ?: true
-
-                isCorrectRegister && isCorrectFlavor && isCorrectMaxVersion && isCorrectMinVersion
-            }.maxByOrNull { it.id }
-        }
-    )
+    fun getAdminMessages(): Flow<Resource<List<AdminMessage>>> =
+        networkBoundResource(
+            mutex = saveFetchResultMutex,
+            isResultEmpty = { false },
+            query = { adminMessageDao.loadAll() },
+            fetch = { adminMessageService.getAdminMessages() },
+            shouldFetch = { true },
+            saveFetchResult = { oldItems, newItems ->
+                adminMessageDao.removeOldAndSaveNew(oldItems, newItems)
+            },
+            showSavedOnLoading = false,
+        )
 }

app/src/main/java/io/github/wulkanowy/data/repositories/MessageRepository.kt

@@ -3,18 +3,26 @@ package io.github.wulkanowy.data.repositories
 import android.content.Context
 import dagger.hilt.android.qualifiers.ApplicationContext
 import io.github.wulkanowy.R
-import io.github.wulkanowy.data.*
+import io.github.wulkanowy.data.Resource
 import io.github.wulkanowy.data.db.SharedPrefProvider
 import io.github.wulkanowy.data.db.dao.MailboxDao
 import io.github.wulkanowy.data.db.dao.MessageAttachmentDao
 import io.github.wulkanowy.data.db.dao.MessagesDao
-import io.github.wulkanowy.data.db.entities.*
+import io.github.wulkanowy.data.db.entities.Mailbox
+import io.github.wulkanowy.data.db.entities.Message
+import io.github.wulkanowy.data.db.entities.MessageWithAttachment
+import io.github.wulkanowy.data.db.entities.Recipient
+import io.github.wulkanowy.data.db.entities.Student
 import io.github.wulkanowy.data.enums.MessageFolder
 import io.github.wulkanowy.data.enums.MessageFolder.RECEIVED
 import io.github.wulkanowy.data.enums.MessageFolder.TRASHED
 import io.github.wulkanowy.data.mappers.mapFromEntities
 import io.github.wulkanowy.data.mappers.mapToEntities
+import io.github.wulkanowy.data.networkBoundResource
+import io.github.wulkanowy.data.onResourceError
+import io.github.wulkanowy.data.onResourceSuccess
 import io.github.wulkanowy.data.pojos.MessageDraft
+import io.github.wulkanowy.data.waitForResult
 import io.github.wulkanowy.domain.messages.GetMailboxByStudentUseCase
 import io.github.wulkanowy.sdk.Sdk
 import io.github.wulkanowy.sdk.pojo.Folder
@@ -25,7 +33,6 @@ import io.github.wulkanowy.utils.uniqueSubtract
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.first
 import kotlinx.coroutines.sync.Mutex
-import kotlinx.serialization.decodeFromString
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
 import timber.log.Timber
@@ -97,7 +104,7 @@ class MessageRepository @Inject constructor(
         shouldFetch = {
             checkNotNull(it) { "This message no longer exist!" }
             Timber.d("Message content in db empty: ${it.message.content.isBlank()}")
-            it.message.unread || it.message.content.isBlank()
+            (it.message.unread && markAsRead) || it.message.content.isBlank()
         },
         query = {
             messagesDb.loadMessageWithAttachment(message.messageGlobalKey)
@@ -113,7 +120,10 @@ class MessageRepository @Inject constructor(
             messagesDb.updateAll(
                 listOf(old.message.apply {
                     id = message.id
-                    unread = !markAsRead
+                    unread = when {
+                        markAsRead -> false
+                        else -> unread
+                    }
                     sender = new.sender
                     recipients = new.recipients.singleOrNull() ?: "Wielu adresatów"
                     content = content.ifBlank { new.content }
@@ -123,7 +133,7 @@ class MessageRepository @Inject constructor(
                 items = new.attachments.mapToEntities(message.messageGlobalKey),
             )
 
-            Timber.d("Message ${message.messageId} with blank content: ${old.message.content.isBlank()}, marked as read")
+            Timber.d("Message ${message.messageId} with blank content: ${old.message.content.isBlank()}, marked as read: $markAsRead")
         }
     )
 

app/src/main/java/io/github/wulkanowy/data/repositories/PreferencesRepository.kt

@@ -15,7 +15,6 @@ import io.github.wulkanowy.ui.modules.grade.GradeAverageMode
 import io.github.wulkanowy.ui.modules.settings.appearance.menuorder.AppMenuItem
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.map
-import kotlinx.serialization.decodeFromString
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
 import java.time.Instant
@@ -195,10 +194,12 @@ class PreferencesRepository @Inject constructor(
             )
         )
 
-    val showTimetableTimers: Boolean
-        get() = getBoolean(
-            R.string.pref_key_timetable_show_timers,
-            R.bool.pref_default_timetable_show_timers
+    val showTimetableGaps: TimetableGapsMode
+        get() = TimetableGapsMode.getByValue(
+            getString(
+                R.string.pref_key_timetable_show_gaps,
+                R.string.pref_default_timetable_show_gaps
+            )
         )
 
     val showSubjectsWithoutGrades: Boolean
@@ -343,6 +344,12 @@ class PreferencesRepository @Inject constructor(
             )
         }
 
+    var isIncognitoMode: Boolean
+        get() = getBoolean(R.string.pref_key_incognito_moge, R.bool.pref_default_incognito_mode)
+        set(value) = sharedPref.edit {
+            putBoolean(context.getString(R.string.pref_key_incognito_moge), value)
+        }
+
     var installationId: String
         get() = sharedPref.getString(PREF_KEY_INSTALLATION_ID, null).orEmpty()
         private set(value) = sharedPref.edit { putString(PREF_KEY_INSTALLATION_ID, value) }

app/src/main/java/io/github/wulkanowy/data/repositories/SchoolsRepository.kt

@@ -0,0 +1,68 @@
+package io.github.wulkanowy.data.repositories
+
+import io.github.wulkanowy.data.api.SchoolsService
+import io.github.wulkanowy.data.db.entities.Semester
+import io.github.wulkanowy.data.db.entities.Student
+import io.github.wulkanowy.data.db.entities.StudentWithSemesters
+import io.github.wulkanowy.data.pojos.IntegrityRequest
+import io.github.wulkanowy.data.pojos.LoginEvent
+import io.github.wulkanowy.sdk.Sdk
+import io.github.wulkanowy.ui.modules.login.LoginData
+import io.github.wulkanowy.utils.IntegrityHelper
+import io.github.wulkanowy.utils.getCurrentOrLast
+import io.github.wulkanowy.utils.init
+import kotlinx.coroutines.withTimeout
+import timber.log.Timber
+import java.util.UUID
+import javax.inject.Inject
+import javax.inject.Singleton
+import kotlin.time.Duration.Companion.seconds
+
+@Singleton
+class SchoolsRepository @Inject constructor(
+    private val integrityHelper: IntegrityHelper,
+    private val schoolsService: SchoolsService,
+    private val sdk: Sdk,
+) {
+
+    suspend fun logSchoolLogin(loginData: LoginData, students: List<StudentWithSemesters>) {
+        students.forEach {
+            runCatching {
+                withTimeout(10.seconds) {
+                    logLogin(loginData, it.student, it.semesters.getCurrentOrLast())
+                }
+            }
+                .onFailure { Timber.e(it) }
+        }
+    }
+
+    private suspend fun logLogin(loginData: LoginData, student: Student, semester: Semester) {
+        val requestId = UUID.randomUUID().toString()
+        val token = integrityHelper.getIntegrityToken(requestId) ?: return
+
+        val schoolInfo = sdk
+            .init(student.copy(password = loginData.password))
+            .switchDiary(
+                diaryId = semester.diaryId,
+                kindergartenDiaryId = semester.kindergartenDiaryId,
+                schoolYear = semester.schoolYear
+            )
+            .getSchool()
+
+        schoolsService.logLoginEvent(
+            IntegrityRequest(
+                tokenString = token,
+                data = LoginEvent(
+                    uuid = requestId,
+                    schoolAddress = schoolInfo.address,
+                    schoolName = schoolInfo.name,
+                    schoolShort = student.schoolShortName,
+                    scraperBaseUrl = student.scrapperBaseUrl,
+                    loginType = student.loginType,
+                    symbol = student.symbol,
+                    schoolId = student.schoolSymbol,
+                )
+            )
+        )
+    }
+}

app/src/main/java/io/github/wulkanowy/data/repositories/SemesterRepository.kt

@@ -41,7 +41,7 @@ class SemesterRepository @Inject constructor(
 
         val isRefreshOnModeChangeRequired = when {
             Sdk.Mode.valueOf(student.loginMode) != Sdk.Mode.HEBE -> {
-                semesters.firstOrNull { it.isCurrent }?.let {
+                semesters.firstOrNull { it.isCurrent() }?.let {
                     0 == it.diaryId && 0 == it.kindergartenDiaryId
                 } == true
             }
@@ -49,7 +49,7 @@ class SemesterRepository @Inject constructor(
         }
 
         val isRefreshOnNoCurrentAppropriate =
-            refreshOnNoCurrent && !semesters.any { semester -> semester.isCurrent }
+            refreshOnNoCurrent && !semesters.any { semester -> semester.isCurrent() }
 
         return forceRefresh || isNoSemesters || isRefreshOnModeChangeRequired || isRefreshOnNoCurrentAppropriate
     }

app/src/main/java/io/github/wulkanowy/data/repositories/StudentRepository.kt

@@ -43,22 +43,14 @@ class StudentRepository @Inject constructor(
         .getStudentsFromHebe(token, pin, symbol, "")
         .mapToPojo(null)
 
-    suspend fun getStudentsScrapper(
-        email: String,
-        password: String,
-        scrapperBaseUrl: String,
-        symbol: String
-    ): RegisterUser = sdk
-        .getUserSubjectsFromScrapper(email, password, scrapperBaseUrl, symbol)
-        .mapToPojo(password)
-
     suspend fun getUserSubjectsFromScrapper(
         email: String,
         password: String,
         scrapperBaseUrl: String,
+        domainSuffix: String,
         symbol: String
     ): RegisterUser = sdk
-        .getUserSubjectsFromScrapper(email, password, scrapperBaseUrl, symbol)
+        .getUserSubjectsFromScrapper(email, password, scrapperBaseUrl, domainSuffix, symbol)
         .mapToPojo(password)
 
     suspend fun getStudentsHybrid(
@@ -70,20 +62,28 @@ class StudentRepository @Inject constructor(
         .getStudentsHybrid(email, password, scrapperBaseUrl, "", symbol)
         .mapToPojo(password)
 
-    suspend fun getSavedStudents(decryptPass: Boolean = true) =
-        studentDb.loadStudentsWithSemesters()
-            .map {
-                it.apply {
+    suspend fun getSavedStudents(decryptPass: Boolean = true): List<StudentWithSemesters> {
+        return studentDb.loadStudentsWithSemesters().map { (student, semesters) ->
+            StudentWithSemesters(
+                student = student.apply {
                     if (decryptPass && Sdk.Mode.valueOf(student.loginMode) != Sdk.Mode.HEBE) {
                         student.password = withContext(dispatchers.io) {
                             decrypt(student.password)
                         }
                     }
-                }
-            }
+                },
+                semesters = semesters,
+            )
+        }
+    }
 
-    suspend fun getSavedStudentById(id: Long, decryptPass: Boolean = true) =
-        studentDb.loadStudentWithSemestersById(id)?.apply {
+    suspend fun getSavedStudentById(id: Long, decryptPass: Boolean = true): StudentWithSemesters? =
+        studentDb.loadStudentWithSemestersById(id).let { res ->
+            StudentWithSemesters(
+                student = res.keys.firstOrNull() ?: return null,
+                semesters = res.values.first(),
+            )
+        }.apply {
             if (decryptPass && Sdk.Mode.valueOf(student.loginMode) != Sdk.Mode.HEBE) {
                 student.password = withContext(dispatchers.io) {
                     decrypt(student.password)

app/src/main/java/io/github/wulkanowy/domain/adminmessage/GetAppropriateAdminMessageUseCase.kt

@@ -0,0 +1,64 @@
+package io.github.wulkanowy.domain.adminmessage
+
+import io.github.wulkanowy.data.Resource
+import io.github.wulkanowy.data.db.entities.AdminMessage
+import io.github.wulkanowy.data.db.entities.Student
+import io.github.wulkanowy.data.enums.MessageType
+import io.github.wulkanowy.data.mapResourceData
+import io.github.wulkanowy.data.repositories.AdminMessageRepository
+import io.github.wulkanowy.data.repositories.PreferencesRepository
+import io.github.wulkanowy.utils.AppInfo
+import kotlinx.coroutines.flow.Flow
+import javax.inject.Inject
+
+class GetAppropriateAdminMessageUseCase @Inject constructor(
+    private val adminMessageRepository: AdminMessageRepository,
+    private val preferencesRepository: PreferencesRepository,
+    private val appInfo: AppInfo
+) {
+
+    operator fun invoke(student: Student, type: MessageType): Flow<Resource<AdminMessage?>> {
+        return invoke(student.scrapperBaseUrl, type)
+    }
+
+    operator fun invoke(scrapperBaseUrl: String, type: MessageType): Flow<Resource<AdminMessage?>> {
+        return adminMessageRepository.getAdminMessages().mapResourceData { adminMessages ->
+            adminMessages
+                .asSequence()
+                .filter { it.isNotDismissed() }
+                .filter { it.isVersionMatch() }
+                .filter { it.isRegisterHostMatch(scrapperBaseUrl) }
+                .filter { it.isFlavorMatch() }
+                .filter { it.isTypeMatch(type) }
+                .maxByOrNull { it.id }
+        }
+    }
+
+    private fun AdminMessage.isNotDismissed(): Boolean {
+        return id !in preferencesRepository.dismissedAdminMessageIds
+    }
+
+    private fun AdminMessage.isRegisterHostMatch(scrapperBaseUrl: String): Boolean {
+        return targetRegisterHost?.let {
+            scrapperBaseUrl.contains(it, true)
+        } ?: true
+    }
+
+    private fun AdminMessage.isFlavorMatch(): Boolean {
+        return targetFlavor?.equals(appInfo.buildFlavor, true) ?: true
+    }
+
+    private fun AdminMessage.isVersionMatch(): Boolean {
+        val isCorrectMaxVersion = versionMax?.let { it >= appInfo.versionCode } ?: true
+        val isCorrectMinVersion = versionMin?.let { it <= appInfo.versionCode } ?: true
+
+        return isCorrectMaxVersion && isCorrectMinVersion
+    }
+
+    private fun AdminMessage.isTypeMatch(messageType: MessageType): Boolean {
+        if (messageType in types) return true
+        if (MessageType.GENERAL_MESSAGE in types) return true
+
+        return false
+    }
+}

app/src/main/java/io/github/wulkanowy/services/widgets/TimetableWidgetService.kt

@@ -4,6 +4,7 @@ import android.content.Intent
 import android.widget.RemoteViewsService
 import dagger.hilt.android.AndroidEntryPoint
 import io.github.wulkanowy.data.db.SharedPrefProvider
+import io.github.wulkanowy.data.repositories.PreferencesRepository
 import io.github.wulkanowy.data.repositories.SemesterRepository
 import io.github.wulkanowy.data.repositories.StudentRepository
 import io.github.wulkanowy.data.repositories.TimetableRepository
@@ -26,10 +27,19 @@ class TimetableWidgetService : RemoteViewsService() {
     @Inject
     lateinit var sharedPref: SharedPrefProvider
 
+    @Inject
+    lateinit var prefRepository: PreferencesRepository
+
     override fun onGetViewFactory(intent: Intent?): RemoteViewsFactory {
         Timber.d("TimetableWidgetFactory created")
         return TimetableWidgetFactory(
-            timetableRepo, studentRepo, semesterRepo, sharedPref, applicationContext, intent
+            timetableRepository = timetableRepo,
+            studentRepository = studentRepo,
+            semesterRepository = semesterRepo,
+            sharedPref = sharedPref,
+            prefRepository = prefRepository,
+            context = applicationContext,
+            intent = intent,
         )
     }
 }

app/src/main/java/io/github/wulkanowy/ui/modules/attendance/AttendanceFragment.kt

@@ -148,6 +148,10 @@ class AttendanceFragment : BaseFragment<FragmentAttendanceBinding>(R.layout.frag
         binding.attendanceNavDate.text = date
     }
 
+    override fun showNavigation(show: Boolean) {
+        binding.attendanceNavContainer.isVisible = show
+    }
+
     override fun clearData() {
         with(attendanceAdapter) {
             items = emptyList()
@@ -281,7 +285,9 @@ class AttendanceFragment : BaseFragment<FragmentAttendanceBinding>(R.layout.frag
 
     override fun onSaveInstanceState(outState: Bundle) {
         super.onSaveInstanceState(outState)
-        outState.putLong(SAVED_DATE_KEY, presenter.currentDate.toEpochDay())
+        presenter.currentDate?.let {
+            outState.putLong(SAVED_DATE_KEY, it.toEpochDay())
+        }
     }
 
     override fun onDestroyView() {

app/src/main/java/io/github/wulkanowy/ui/modules/attendance/AttendancePresenter.kt

@@ -3,10 +3,14 @@ package io.github.wulkanowy.ui.modules.attendance
 import android.annotation.SuppressLint
 import io.github.wulkanowy.data.*
 import io.github.wulkanowy.data.db.entities.Attendance
+import io.github.wulkanowy.data.db.entities.Semester
+import io.github.wulkanowy.data.db.entities.Student
+import io.github.wulkanowy.data.db.entities.Timetable
 import io.github.wulkanowy.data.repositories.AttendanceRepository
 import io.github.wulkanowy.data.repositories.PreferencesRepository
 import io.github.wulkanowy.data.repositories.SemesterRepository
 import io.github.wulkanowy.data.repositories.StudentRepository
+import io.github.wulkanowy.data.repositories.TimetableRepository
 import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.base.ErrorHandler
 import io.github.wulkanowy.utils.*
@@ -14,6 +18,7 @@ import kotlinx.coroutines.flow.catch
 import kotlinx.coroutines.flow.flow
 import kotlinx.coroutines.flow.onEach
 import timber.log.Timber
+import java.time.DayOfWeek
 import java.time.LocalDate
 import java.time.LocalDate.now
 import java.time.LocalDate.ofEpochDay
@@ -28,9 +33,10 @@ class AttendancePresenter @Inject constructor(
     private val analytics: AnalyticsHelper
 ) : BasePresenter<AttendanceView>(errorHandler, studentRepository) {
 
-    private var baseDate: LocalDate = now().previousOrSameSchoolDay
+    private var initialDate: LocalDate? = null
+    private var isWeekendHasLessons: Boolean = false
 
-    lateinit var currentDate: LocalDate
+    var currentDate: LocalDate? = null
         private set
 
     private lateinit var lastError: Throwable
@@ -44,27 +50,34 @@ class AttendancePresenter @Inject constructor(
         view.initView()
         Timber.i("Attendance view was initialized")
         errorHandler.showErrorMessage = ::showErrorViewOnError
-        reloadView(ofEpochDay(date ?: baseDate.toEpochDay()))
+        currentDate = date?.let(::ofEpochDay)
         loadData()
-        if (currentDate.isHolidays) setBaseDateOnHolidays()
     }
 
     fun onPreviousDay() {
+        val date = if (isWeekendHasLessons) {
+            currentDate?.minusDays(1)
+        } else currentDate?.previousSchoolDay
+
         view?.finishActionMode()
         attendanceToExcuseList.clear()
-        reloadView(currentDate.previousSchoolDay)
+        reloadView(date ?: return)
         loadData()
     }
 
     fun onNextDay() {
+        val date = if (isWeekendHasLessons) {
+            currentDate?.plusDays(1)
+        } else currentDate?.nextSchoolDay
+
         view?.finishActionMode()
         attendanceToExcuseList.clear()
-        reloadView(currentDate.nextSchoolDay)
+        reloadView(date ?: return)
         loadData()
     }
 
     fun onPickDate() {
-        view?.showDatePickerDialog(currentDate)
+        view?.showDatePickerDialog(currentDate ?: return)
     }
 
     fun onDateSet(year: Int, month: Int, day: Int) {
@@ -93,10 +106,8 @@ class AttendancePresenter @Inject constructor(
         Timber.i("Attendance view is reselected")
         view?.let { view ->
             if (view.currentStackSize == 1) {
-                baseDate = now().previousOrSameSchoolDay
-
-                if (currentDate != baseDate) {
-                    reloadView(baseDate)
+                if (currentDate != initialDate) {
+                    reloadView(initialDate ?: return)
                     loadData()
                 } else if (!view.isViewEmpty) {
                     view.resetView()
@@ -188,19 +199,6 @@ class AttendancePresenter @Inject constructor(
         return true
     }
 
-    private fun setBaseDateOnHolidays() {
-        flow {
-            val student = studentRepository.getCurrentStudent()
-            emit(semesterRepository.getCurrentSemester(student))
-        }.catch {
-            Timber.i("Loading semester result: An exception occurred")
-        }.onEach {
-            baseDate = baseDate.getLastSchoolDayIfHoliday(it.schoolYear)
-            currentDate = baseDate
-            reloadNavigation()
-        }.launch("holidays")
-    }
-
     private fun loadData(forceRefresh: Boolean = false) {
         Timber.i("Loading attendance data started")
 
@@ -211,11 +209,13 @@ class AttendancePresenter @Inject constructor(
             isParent = student.isParent
 
             val semester = semesterRepository.getCurrentSemester(student)
+
+            checkInitialAndCurrentDate(student, semester)
             attendanceRepository.getAttendance(
                 student = student,
                 semester = semester,
-                start = currentDate,
-                end = currentDate,
+                start = currentDate ?: now(),
+                end = currentDate ?: now(),
                 forceRefresh = forceRefresh
             )
         }
@@ -231,6 +231,8 @@ class AttendancePresenter @Inject constructor(
                 }.sortedBy { item -> item.number }
             }
             .onResourceData {
+                isWeekendHasLessons = isWeekendHasLessons || isWeekendHasLessons(it)
+
                 view?.run {
                     enableSwipe(true)
                     showProgress(false)
@@ -238,6 +240,7 @@ class AttendancePresenter @Inject constructor(
                     showEmpty(it.isEmpty())
                     showContent(it.isNotEmpty())
                     updateData(it)
+                    reloadNavigation()
                 }
             }
             .onResourceIntermediate { view?.showRefresh(true) }
@@ -263,6 +266,43 @@ class AttendancePresenter @Inject constructor(
             .launch()
     }
 
+    private suspend fun checkInitialAndCurrentDate(student: Student, semester: Semester) {
+        if (initialDate == null) {
+            val lessons = attendanceRepository.getAttendance(
+                student = student,
+                semester = semester,
+                start = now().monday,
+                end = now().sunday,
+                forceRefresh = false,
+            ).toFirstResult().dataOrNull.orEmpty()
+            isWeekendHasLessons = isWeekendHasLessons(lessons)
+            initialDate = getInitialDate(semester)
+        }
+
+        if (currentDate == null) {
+            currentDate = initialDate
+        }
+    }
+
+    private fun isWeekendHasLessons(
+        lessons: List<Attendance>,
+    ): Boolean = lessons.any {
+        it.date.dayOfWeek in listOf(
+            DayOfWeek.SATURDAY,
+            DayOfWeek.SUNDAY,
+        )
+    }
+
+    private fun getInitialDate(semester: Semester): LocalDate {
+        val now = now()
+
+        return when {
+            now.isHolidays -> now.getLastSchoolDayIfHoliday(semester.schoolYear)
+            isWeekendHasLessons -> now
+            else -> now.previousOrSameSchoolDay
+        }
+    }
+
     private fun excuseAbsence(reason: String?, toExcuseList: List<Attendance>) {
         resourceFlow {
             val student = studentRepository.getCurrentStudent()
@@ -311,7 +351,7 @@ class AttendancePresenter @Inject constructor(
     private fun reloadView(date: LocalDate) {
         currentDate = date
 
-        Timber.i("Reload attendance view with the date ${currentDate.toFormattedString()}")
+        Timber.i("Reload attendance view with the date ${currentDate?.toFormattedString()}")
         view?.apply {
             showProgress(true)
             enableSwipe(false)
@@ -326,10 +366,13 @@ class AttendancePresenter @Inject constructor(
 
     @SuppressLint("DefaultLocale")
     private fun reloadNavigation() {
+        val currentDate = currentDate ?: return
+
         view?.apply {
             showPreButton(!currentDate.minusDays(1).isHolidays)
             showNextButton(!currentDate.plusDays(1).isHolidays)
             updateNavigationDay(currentDate.toFormattedString("EEEE, dd.MM").capitalise())
+            showNavigation(true)
         }
     }
 }

app/src/main/java/io/github/wulkanowy/ui/modules/attendance/AttendanceView.kt

@@ -40,6 +40,8 @@ interface AttendanceView : BaseView {
 
     fun showContent(show: Boolean)
 
+    fun showNavigation(show: Boolean)
+
     fun showPreButton(show: Boolean)
 
     fun showNextButton(show: Boolean)

app/src/main/java/io/github/wulkanowy/ui/modules/dashboard/DashboardItemMoveCallback.kt

@@ -3,6 +3,7 @@ package io.github.wulkanowy.ui.modules.dashboard
 import androidx.recyclerview.widget.ItemTouchHelper
 import androidx.recyclerview.widget.RecyclerView
 import io.github.wulkanowy.ui.modules.dashboard.adapters.DashboardAdapter
+import io.github.wulkanowy.ui.modules.dashboard.viewholders.AdminMessageViewHolder
 import java.util.*
 
 class DashboardItemMoveCallback(
@@ -55,5 +56,5 @@ class DashboardItemMoveCallback(
     }
 
     private val RecyclerView.ViewHolder.isAdminMessageOrAccountItem: Boolean
-        get() = this is DashboardAdapter.AdminMessageViewHolder || this is DashboardAdapter.AccountViewHolder
+        get() = this is AdminMessageViewHolder || this is DashboardAdapter.AccountViewHolder
 }

app/src/main/java/io/github/wulkanowy/ui/modules/dashboard/DashboardPresenter.kt

@@ -5,7 +5,9 @@ import io.github.wulkanowy.data.db.entities.AdminMessage
 import io.github.wulkanowy.data.db.entities.LuckyNumber
 import io.github.wulkanowy.data.db.entities.Student
 import io.github.wulkanowy.data.enums.MessageFolder
+import io.github.wulkanowy.data.enums.MessageType
 import io.github.wulkanowy.data.repositories.*
+import io.github.wulkanowy.domain.adminmessage.GetAppropriateAdminMessageUseCase
 import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.base.ErrorHandler
 import io.github.wulkanowy.utils.AdsHelper
@@ -32,7 +34,7 @@ class DashboardPresenter @Inject constructor(
     private val conferenceRepository: ConferenceRepository,
     private val preferencesRepository: PreferencesRepository,
     private val schoolAnnouncementRepository: SchoolAnnouncementRepository,
-    private val adminMessageRepository: AdminMessageRepository,
+    private val getAppropriateAdminMessageUseCase: GetAppropriateAdminMessageUseCase,
     private val adsHelper: AdsHelper
 ) : BasePresenter<DashboardView>(errorHandler, studentRepository) {
 
@@ -159,19 +161,23 @@ class DashboardPresenter @Inject constructor(
                     DashboardItem.Type.ACCOUNT -> {
                         updateData(DashboardItem.Account(student), forceRefresh)
                     }
+
                     DashboardItem.Type.HORIZONTAL_GROUP -> {
                         loadHorizontalGroup(student, forceRefresh)
                     }
+
                     DashboardItem.Type.LESSONS -> loadLessons(student, forceRefresh)
                     DashboardItem.Type.GRADES -> loadGrades(student, forceRefresh)
                     DashboardItem.Type.HOMEWORK -> loadHomework(student, forceRefresh)
                     DashboardItem.Type.ANNOUNCEMENTS -> {
                         loadSchoolAnnouncements(student, forceRefresh)
                     }
+
                     DashboardItem.Type.EXAMS -> loadExams(student, forceRefresh)
                     DashboardItem.Type.CONFERENCES -> {
                         loadConferences(student, forceRefresh)
                     }
+
                     DashboardItem.Type.ADS -> loadAds(forceRefresh)
                     DashboardItem.Type.ADMIN_MESSAGE -> loadAdminMessage(student, forceRefresh)
                 }
@@ -355,6 +361,7 @@ class DashboardPresenter @Inject constructor(
                             firstLoadedItemList += DashboardItem.Type.GRADES
                         }
                     }
+
                     is Resource.Success -> {
                         Timber.i("Loading dashboard grades result: Success")
                         updateData(
@@ -365,6 +372,7 @@ class DashboardPresenter @Inject constructor(
                             forceRefresh
                         )
                     }
+
                     is Resource.Error -> {
                         Timber.i("Loading dashboard grades result: An exception occurred")
                         errorHandler.dispatch(it.error)
@@ -378,7 +386,7 @@ class DashboardPresenter @Inject constructor(
     private fun loadLessons(student: Student, forceRefresh: Boolean) {
         flatResourceFlow {
             val semester = semesterRepository.getCurrentSemester(student)
-            val date = LocalDate.now().nextOrSameSchoolDay
+            val date = LocalDate.now()
 
             timetableRepository.getTimetable(
                 student = student,
@@ -402,12 +410,14 @@ class DashboardPresenter @Inject constructor(
                             firstLoadedItemList += DashboardItem.Type.LESSONS
                         }
                     }
+
                     is Resource.Success -> {
                         Timber.i("Loading dashboard lessons result: Success")
                         updateData(
                             DashboardItem.Lessons(it.data), forceRefresh
                         )
                     }
+
                     is Resource.Error -> {
                         Timber.i("Loading dashboard lessons result: An exception occurred")
                         errorHandler.dispatch(it.error)
@@ -457,10 +467,12 @@ class DashboardPresenter @Inject constructor(
                             firstLoadedItemList += DashboardItem.Type.HOMEWORK
                         }
                     }
+
                     is Resource.Success -> {
                         Timber.i("Loading dashboard homework result: Success")
                         updateData(DashboardItem.Homework(it.data), forceRefresh)
                     }
+
                     is Resource.Error -> {
                         Timber.i("Loading dashboard homework result: An exception occurred")
                         errorHandler.dispatch(it.error)
@@ -489,10 +501,12 @@ class DashboardPresenter @Inject constructor(
                             firstLoadedItemList += DashboardItem.Type.ANNOUNCEMENTS
                         }
                     }
+
                     is Resource.Success -> {
                         Timber.i("Loading dashboard announcements result: Success")
                         updateData(DashboardItem.Announcements(it.data), forceRefresh)
                     }
+
                     is Resource.Error -> {
                         Timber.i("Loading dashboard announcements result: An exception occurred")
                         errorHandler.dispatch(it.error)
@@ -530,10 +544,12 @@ class DashboardPresenter @Inject constructor(
                             firstLoadedItemList += DashboardItem.Type.EXAMS
                         }
                     }
+
                     is Resource.Success -> {
                         Timber.i("Loading dashboard exams result: Success")
                         updateData(DashboardItem.Exams(it.data), forceRefresh)
                     }
+
                     is Resource.Error -> {
                         Timber.i("Loading dashboard exams result: An exception occurred")
                         errorHandler.dispatch(it.error)
@@ -569,10 +585,12 @@ class DashboardPresenter @Inject constructor(
                             firstLoadedItemList += DashboardItem.Type.CONFERENCES
                         }
                     }
+
                     is Resource.Success -> {
                         Timber.i("Loading dashboard conferences result: Success")
                         updateData(DashboardItem.Conferences(it.data), forceRefresh)
                     }
+
                     is Resource.Error -> {
                         Timber.i("Loading dashboard conferences result: An exception occurred")
                         errorHandler.dispatch(it.error)
@@ -584,12 +602,12 @@ class DashboardPresenter @Inject constructor(
     }
 
     private fun loadAdminMessage(student: Student, forceRefresh: Boolean) {
-        flatResourceFlow { adminMessageRepository.getAdminMessages(student) }
-            .filter {
-                val data = it.dataOrNull ?: return@filter true
-                val isDismissed = data.id in preferencesRepository.dismissedAdminMessageIds
-                !isDismissed
-            }
+        flatResourceFlow {
+            getAppropriateAdminMessageUseCase(
+                student = student,
+                type = MessageType.DASHBOARD_MESSAGE,
+            )
+        }
             .onEach {
                 when (it) {
                     is Resource.Loading -> {
@@ -597,6 +615,7 @@ class DashboardPresenter @Inject constructor(
                         if (forceRefresh) return@onEach
                         updateData(DashboardItem.AdminMessages(), forceRefresh)
                     }
+
                     is Resource.Success -> {
                         Timber.i("Loading dashboard admin message result: Success")
                         updateData(
@@ -604,6 +623,7 @@ class DashboardPresenter @Inject constructor(
                             forceRefresh = forceRefresh
                         )
                     }
+
                     is Resource.Error -> {
                         Timber.i("Loading dashboard admin message result: An exception occurred")
                         Timber.e(it.error)

app/src/main/java/io/github/wulkanowy/ui/modules/dashboard/adapters/DashboardAdapter.kt

@@ -1,8 +1,6 @@
 package io.github.wulkanowy.ui.modules.dashboard.adapters
 
 import android.annotation.SuppressLint
-import android.content.res.ColorStateList
-import android.graphics.Color
 import android.graphics.Typeface
 import android.os.Handler
 import android.os.Looper
@@ -24,6 +22,7 @@ import io.github.wulkanowy.data.db.entities.TimetableHeader
 import io.github.wulkanowy.data.enums.GradeColorTheme
 import io.github.wulkanowy.databinding.*
 import io.github.wulkanowy.ui.modules.dashboard.DashboardItem
+import io.github.wulkanowy.ui.modules.dashboard.viewholders.AdminMessageViewHolder
 import io.github.wulkanowy.utils.*
 import timber.log.Timber
 import java.time.Duration
@@ -109,7 +108,9 @@ class DashboardAdapter @Inject constructor() : RecyclerView.Adapter<RecyclerView
                 ItemDashboardConferencesBinding.inflate(inflater, parent, false)
             )
             DashboardItem.Type.ADMIN_MESSAGE.ordinal -> AdminMessageViewHolder(
-                ItemDashboardAdminMessageBinding.inflate(inflater, parent, false)
+                ItemDashboardAdminMessageBinding.inflate(inflater, parent, false),
+                onAdminMessageDismissClickListener = onAdminMessageDismissClickListener,
+                onAdminMessageClickListener = onAdminMessageClickListener,
             )
             DashboardItem.Type.ADS.ordinal -> AdsViewHolder(
                 ItemDashboardAdsBinding.inflate(inflater, parent, false)
@@ -128,7 +129,7 @@ class DashboardAdapter @Inject constructor() : RecyclerView.Adapter<RecyclerView
             is AnnouncementsViewHolder -> bindAnnouncementsViewHolder(holder, position)
             is ExamsViewHolder -> bindExamsViewHolder(holder, position)
             is ConferencesViewHolder -> bindConferencesViewHolder(holder, position)
-            is AdminMessageViewHolder -> bindAdminMessage(holder, position)
+            is AdminMessageViewHolder -> holder.bind((items[position] as DashboardItem.AdminMessages).adminMessage)
             is AdsViewHolder -> bindAdsViewHolder(holder, position)
         }
     }
@@ -733,39 +734,6 @@ class DashboardAdapter @Inject constructor() : RecyclerView.Adapter<RecyclerView
         }
     }
 
-    private fun bindAdminMessage(adminMessageViewHolder: AdminMessageViewHolder, position: Int) {
-        val item = (items[position] as DashboardItem.AdminMessages).adminMessage ?: return
-        val context = adminMessageViewHolder.binding.root.context
-        val (backgroundColor, textColor) = when (item.priority) {
-            "HIGH" -> {
-                context.getThemeAttrColor(R.attr.colorMessageHigh) to
-                    context.getThemeAttrColor(R.attr.colorOnMessageHigh)
-            }
-            "MEDIUM" -> {
-                context.getThemeAttrColor(R.attr.colorMessageMedium) to Color.BLACK
-            }
-            else -> null to context.getThemeAttrColor(R.attr.colorOnSurface)
-        }
-
-        with(adminMessageViewHolder.binding) {
-            dashboardAdminMessageItemTitle.text = item.title
-            dashboardAdminMessageItemTitle.setTextColor(textColor)
-            dashboardAdminMessageItemDescription.text = item.content
-            dashboardAdminMessageItemDescription.setTextColor(textColor)
-            dashboardAdminMessageItemIcon.setColorFilter(textColor)
-            dashboardAdminMessageItemDismiss.isVisible = item.isDismissible
-            dashboardAdminMessageItemDismiss.setTextColor(textColor)
-            dashboardAdminMessageItemDismiss.setOnClickListener {
-                onAdminMessageDismissClickListener(item)
-            }
-
-            root.setCardBackgroundColor(backgroundColor?.let { ColorStateList.valueOf(it) })
-            item.destinationUrl?.let { url ->
-                root.setOnClickListener { onAdminMessageClickListener(url) }
-            }
-        }
-    }
-
     private fun bindAdsViewHolder(adsViewHolder: AdsViewHolder, position: Int) {
         val item = (items[position] as DashboardItem.Ads).adBanner ?: return
         val binding = adsViewHolder.binding
@@ -819,9 +787,6 @@ class DashboardAdapter @Inject constructor() : RecyclerView.Adapter<RecyclerView
         val adapter by lazy { DashboardConferencesAdapter() }
     }
 
-    class AdminMessageViewHolder(val binding: ItemDashboardAdminMessageBinding) :
-        RecyclerView.ViewHolder(binding.root)
-
     class AdsViewHolder(val binding: ItemDashboardAdsBinding) :
         RecyclerView.ViewHolder(binding.root)
 

app/src/main/java/io/github/wulkanowy/ui/modules/dashboard/viewholders/AdminMessageViewHolder.kt

@@ -0,0 +1,52 @@
+package io.github.wulkanowy.ui.modules.dashboard.viewholders
+
+import android.content.res.ColorStateList
+import android.graphics.Color
+import androidx.core.view.isVisible
+import androidx.recyclerview.widget.RecyclerView
+import io.github.wulkanowy.R
+import io.github.wulkanowy.data.db.entities.AdminMessage
+import io.github.wulkanowy.databinding.ItemDashboardAdminMessageBinding
+import io.github.wulkanowy.ui.modules.dashboard.DashboardItem
+import io.github.wulkanowy.utils.getThemeAttrColor
+
+class AdminMessageViewHolder(
+    private val binding: ItemDashboardAdminMessageBinding,
+    private val onAdminMessageDismissClickListener: (AdminMessage) -> Unit,
+    private val onAdminMessageClickListener: (String?) -> Unit,
+) : RecyclerView.ViewHolder(binding.root) {
+
+    fun bind(item: AdminMessage?) {
+        item ?: return
+
+        val context = binding.root.context
+        val (backgroundColor, textColor) = when (item.priority) {
+            "HIGH" -> {
+                context.getThemeAttrColor(R.attr.colorMessageHigh) to
+                    context.getThemeAttrColor(R.attr.colorOnMessageHigh)
+            }
+            "MEDIUM" -> {
+                context.getThemeAttrColor(R.attr.colorMessageMedium) to Color.BLACK
+            }
+            else -> null to context.getThemeAttrColor(R.attr.colorOnSurface)
+        }
+
+        with(binding) {
+            dashboardAdminMessageItemTitle.text = item.title
+            dashboardAdminMessageItemTitle.setTextColor(textColor)
+            dashboardAdminMessageItemDescription.text = item.content
+            dashboardAdminMessageItemDescription.setTextColor(textColor)
+            dashboardAdminMessageItemIcon.setColorFilter(textColor)
+            dashboardAdminMessageItemDismiss.isVisible = item.isDismissible
+            dashboardAdminMessageItemDismiss.setTextColor(textColor)
+            dashboardAdminMessageItemDismiss.setOnClickListener {
+                onAdminMessageDismissClickListener(item)
+            }
+
+            root.setCardBackgroundColor(backgroundColor?.let { ColorStateList.valueOf(it) })
+            item.destinationUrl?.let { url ->
+                root.setOnClickListener { onAdminMessageClickListener(url) }
+            }
+        }
+    }
+}

app/src/main/java/io/github/wulkanowy/ui/modules/grade/GradeAverageProvider.kt

@@ -58,7 +58,7 @@ class GradeAverageProvider @Inject constructor(
             when (params.gradeAverageMode) {
                 ONE_SEMESTER -> getGradeSubjects(
                     student = student,
-                    semester = semesters.single { it.semesterId == semesterId },
+                    semester = semesters.first { it.semesterId == semesterId },
                     forceRefresh = forceRefresh,
                     params = params,
                 )

app/src/main/java/io/github/wulkanowy/ui/modules/grade/statistics/GradeStatisticsAdapter.kt

@@ -22,6 +22,8 @@ import io.github.wulkanowy.databinding.ItemGradeStatisticsHeaderBinding
 import io.github.wulkanowy.databinding.ItemGradeStatisticsPieBinding
 import io.github.wulkanowy.utils.getThemeAttrColor
 import javax.inject.Inject
+import kotlin.math.max
+import kotlin.math.roundToInt
 
 class GradeStatisticsAdapter @Inject constructor() :
     RecyclerView.Adapter<RecyclerView.ViewHolder>() {
@@ -269,7 +271,7 @@ class GradeStatisticsAdapter @Inject constructor() :
             valueTextSize = 12f
             valueTextColor = binding.root.context.getThemeAttrColor(android.R.attr.textColorPrimary)
             valueFormatter = object : ValueFormatter() {
-                override fun getBarLabel(barEntry: BarEntry) = "${barEntry.y}%"
+                override fun getBarLabel(barEntry: BarEntry) = "${barEntry.y}"
             }
             colors = gradePointsColors
         }
@@ -304,15 +306,20 @@ class GradeStatisticsAdapter @Inject constructor() :
             }
             xAxis.setDrawLabels(false)
             xAxis.setDrawGridLines(false)
+
+            val yMaxFromValues = (max(points.others, points.student)).roundToInt() + 30f
+            val yMaxFromValuesWithMargin = ((yMaxFromValues / 10.0).roundToInt() * 10).toFloat()
+            val yMax = yMaxFromValuesWithMargin.coerceAtLeast(100f)
+            val yLabelCount = (yMax / 10).toInt() + 1
             with(axisLeft) {
                 axisMinimum = 0f
-                axisMaximum = 100f
-                labelCount = 11
+                axisMaximum = yMax
+                labelCount = yLabelCount
             }
             with(axisRight) {
                 axisMinimum = 0f
-                axisMaximum = 100f
-                labelCount = 11
+                axisMaximum = yMax
+                labelCount = yLabelCount
             }
             invalidate()
         }

app/src/main/java/io/github/wulkanowy/ui/modules/login/LoginData.kt

@@ -6,5 +6,6 @@ data class LoginData(
     val login: String,
     val password: String,
     val baseUrl: String,
+    val domainSuffix: String,
     val symbol: String?,
 ) : Serializable

app/src/main/java/io/github/wulkanowy/ui/modules/login/advanced/LoginAdvancedFragment.kt

@@ -5,6 +5,7 @@ import android.view.View
 import android.view.View.GONE
 import android.view.View.VISIBLE
 import android.widget.ArrayAdapter
+import androidx.core.view.isVisible
 import androidx.core.widget.doOnTextChanged
 import dagger.hilt.android.AndroidEntryPoint
 import io.github.wulkanowy.R
@@ -55,6 +56,9 @@ class LoginAdvancedFragment :
         get() = hostValues.getOrNull(hostKeys.indexOf(binding.loginFormHost.text.toString()))
             .orEmpty()
 
+    override val formDomainSuffix: String
+        get() = binding.loginFormDomainSuffix.text.toString().trim()
+
     override val formHostSymbol: String
         get() = hostSymbols.getOrNull(hostKeys.indexOf(binding.loginFormHost.text.toString()))
             .orEmpty()
@@ -279,6 +283,7 @@ class LoginAdvancedFragment :
             loginFormUsernameLayout.visibility = VISIBLE
             loginFormPassLayout.visibility = VISIBLE
             loginFormHostLayout.visibility = VISIBLE
+            loginFormDomainSuffixLayout.isVisible = true
             loginFormPinLayout.visibility = GONE
             loginFormSymbolLayout.visibility = VISIBLE
             loginFormTokenLayout.visibility = GONE
@@ -290,6 +295,7 @@ class LoginAdvancedFragment :
             loginFormUsernameLayout.visibility = VISIBLE
             loginFormPassLayout.visibility = VISIBLE
             loginFormHostLayout.visibility = VISIBLE
+            loginFormDomainSuffixLayout.isVisible = true
             loginFormPinLayout.visibility = GONE
             loginFormSymbolLayout.visibility = VISIBLE
             loginFormTokenLayout.visibility = GONE
@@ -301,6 +307,7 @@ class LoginAdvancedFragment :
             loginFormUsernameLayout.visibility = GONE
             loginFormPassLayout.visibility = GONE
             loginFormHostLayout.visibility = GONE
+            loginFormDomainSuffixLayout.isVisible = false
             loginFormPinLayout.visibility = VISIBLE
             loginFormSymbolLayout.visibility = VISIBLE
             loginFormTokenLayout.visibility = VISIBLE

app/src/main/java/io/github/wulkanowy/ui/modules/login/advanced/LoginAdvancedPresenter.kt

@@ -154,6 +154,7 @@ class LoginAdvancedPresenter @Inject constructor(
                             login = view?.formUsernameValue.orEmpty().trim(),
                             password = view?.formPassValue.orEmpty().trim(),
                             baseUrl = view?.formHostValue.orEmpty().trim(),
+                            domainSuffix = view?.formDomainSuffix.orEmpty().trim(),
                             symbol = view?.formSymbolValue.orEmpty().trim().getNormalizedSymbol(),
                         )
                         when (it.data.symbols.size) {
@@ -186,6 +187,7 @@ class LoginAdvancedPresenter @Inject constructor(
         val email = view?.formUsernameValue.orEmpty()
         val password = view?.formPassValue.orEmpty()
         val endpoint = view?.formHostValue.orEmpty()
+        val domainSuffix = view?.formDomainSuffix.orEmpty()
 
         val pin = view?.formPinValue.orEmpty()
         val symbol = view?.formSymbolValue.orEmpty()
@@ -193,8 +195,8 @@ class LoginAdvancedPresenter @Inject constructor(
 
         return when (Sdk.Mode.valueOf(view?.formLoginType.orEmpty())) {
             Sdk.Mode.HEBE -> studentRepository.getStudentsApi(pin, symbol, token)
-            Sdk.Mode.SCRAPPER -> studentRepository.getStudentsScrapper(
-                email, password, endpoint, symbol
+            Sdk.Mode.SCRAPPER -> studentRepository.getUserSubjectsFromScrapper(
+                email, password, endpoint, domainSuffix, symbol
             )
 
             Sdk.Mode.HYBRID -> studentRepository.getStudentsHybrid(

app/src/main/java/io/github/wulkanowy/ui/modules/login/advanced/LoginAdvancedView.kt

@@ -12,6 +12,8 @@ interface LoginAdvancedView : BaseView {
 
     val formHostValue: String
 
+    val formDomainSuffix: String
+
     val formHostSymbol: String
 
     val formLoginType: String

app/src/main/java/io/github/wulkanowy/ui/modules/login/form/LoginFormFragment.kt

@@ -9,12 +9,16 @@ import androidx.core.view.isVisible
 import androidx.core.widget.doOnTextChanged
 import dagger.hilt.android.AndroidEntryPoint
 import io.github.wulkanowy.R
+import io.github.wulkanowy.data.db.entities.AdminMessage
 import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.data.repositories.PreferencesRepository
 import io.github.wulkanowy.databinding.FragmentLoginFormBinding
 import io.github.wulkanowy.ui.base.BaseFragment
+import io.github.wulkanowy.ui.modules.dashboard.viewholders.AdminMessageViewHolder
 import io.github.wulkanowy.ui.modules.login.LoginActivity
 import io.github.wulkanowy.ui.modules.login.LoginData
+import io.github.wulkanowy.ui.modules.login.support.LoginSupportDialog
+import io.github.wulkanowy.ui.modules.login.support.LoginSupportInfo
 import io.github.wulkanowy.utils.*
 import javax.inject.Inject
 
@@ -45,6 +49,9 @@ class LoginFormFragment : BaseFragment<FragmentLoginFormBinding>(R.layout.fragme
         get() = hostValues.getOrNull(hostKeys.indexOf(binding.loginFormHost.text.toString()))
             .orEmpty()
 
+    override val formDomainSuffix: String
+        get() = binding.loginFormDomainSuffix.text.toString()
+
     override val formHostSymbol: String
         get() = hostSymbols.getOrNull(hostKeys.indexOf(binding.loginFormHost.text.toString()))
             .orEmpty()
@@ -179,7 +186,9 @@ class LoginFormFragment : BaseFragment<FragmentLoginFormBinding>(R.layout.fragme
 
     override fun clearPassError() {
         binding.loginFormPassLayout.error = null
-        binding.loginFormPassLayout.setEndIconTintList(null)
+        binding.loginFormPassLayout.setEndIconTintList(
+            requireContext().getAttrColorStateList(R.attr.colorOnSurface)
+        )
         binding.loginFormErrorBox.isVisible = false
     }
 
@@ -204,6 +213,23 @@ class LoginFormFragment : BaseFragment<FragmentLoginFormBinding>(R.layout.fragme
         binding.loginFormContainer.visibility = if (show) VISIBLE else GONE
     }
 
+    override fun showAdminMessage(message: AdminMessage?) {
+        AdminMessageViewHolder(
+            binding = binding.loginFormMessage,
+            onAdminMessageDismissClickListener = presenter::onAdminMessageDismissed,
+            onAdminMessageClickListener = presenter::onAdminMessageSelected,
+        ).bind(message)
+        binding.loginFormMessage.root.isVisible = message != null
+    }
+
+    override fun openInternetBrowser(url: String) {
+        requireContext().openInternetBrowser(url)
+    }
+
+    override fun showDomainSuffixInput(show: Boolean) {
+        binding.loginFormDomainSuffixLayout.isVisible = show
+    }
+
     override fun showOtherOptionsButton(show: Boolean) {
         binding.loginFormAdvancedButton.isVisible = show
     }
@@ -214,8 +240,7 @@ class LoginFormFragment : BaseFragment<FragmentLoginFormBinding>(R.layout.fragme
     }
 
     override fun showContact(show: Boolean) {
-        binding.loginFormContact.visibility = if (show) VISIBLE else GONE
-        binding.loginFormRecoverLink.visibility = if (show) GONE else VISIBLE
+        binding.loginFormContact.isVisible = show
     }
 
     override fun openPrivacyPolicyPage() {
@@ -256,22 +281,10 @@ class LoginFormFragment : BaseFragment<FragmentLoginFormBinding>(R.layout.fragme
     override fun onResume() {
         super.onResume()
         presenter.updateUsernameLabel()
+        presenter.updateCustomDomainSuffixVisibility()
     }
 
-    override fun openEmail(lastError: String) {
-        context?.openEmailClient(
-            chooserTitle = requireContext().getString(R.string.login_email_intent_title),
-            email = "wulkanowyinc@gmail.com",
-            subject = requireContext().getString(R.string.login_email_subject),
-            body = requireContext().getString(
-                R.string.login_email_text,
-                "${appInfo.systemManufacturer} ${appInfo.systemModel}",
-                appInfo.systemVersion.toString(),
-                "${appInfo.versionName}-${appInfo.buildFlavor}",
-                "$formHostValue/$formHostSymbol",
-                preferencesRepository.installationId,
-                lastError
-            )
-        )
+    override fun openEmail(supportInfo: LoginSupportInfo) {
+        LoginSupportDialog.newInstance(supportInfo).show(childFragmentManager, "support_dialog")
     }
 }

app/src/main/java/io/github/wulkanowy/ui/modules/login/form/LoginFormPresenter.kt

@@ -1,11 +1,23 @@
 package io.github.wulkanowy.ui.modules.login.form
 
 import androidx.core.net.toUri
-import io.github.wulkanowy.data.*
+import io.github.wulkanowy.data.db.entities.AdminMessage
+import io.github.wulkanowy.data.enums.MessageType
+import io.github.wulkanowy.data.flatResourceFlow
+import io.github.wulkanowy.data.logResourceStatus
+import io.github.wulkanowy.data.onResourceData
+import io.github.wulkanowy.data.onResourceError
+import io.github.wulkanowy.data.onResourceLoading
+import io.github.wulkanowy.data.onResourceNotLoading
+import io.github.wulkanowy.data.onResourceSuccess
+import io.github.wulkanowy.data.repositories.PreferencesRepository
 import io.github.wulkanowy.data.repositories.StudentRepository
+import io.github.wulkanowy.data.resourceFlow
+import io.github.wulkanowy.domain.adminmessage.GetAppropriateAdminMessageUseCase
 import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.modules.login.LoginData
 import io.github.wulkanowy.ui.modules.login.LoginErrorHandler
+import io.github.wulkanowy.ui.modules.login.support.LoginSupportInfo
 import io.github.wulkanowy.utils.AnalyticsHelper
 import io.github.wulkanowy.utils.AppInfo
 import io.github.wulkanowy.utils.ifNullOrBlank
@@ -17,7 +29,9 @@ class LoginFormPresenter @Inject constructor(
     studentRepository: StudentRepository,
     private val loginErrorHandler: LoginErrorHandler,
     private val appInfo: AppInfo,
-    private val analytics: AnalyticsHelper
+    private val analytics: AnalyticsHelper,
+    private val getAppropriateAdminMessageUseCase: GetAppropriateAdminMessageUseCase,
+    private val preferencesRepository: PreferencesRepository,
 ) : BasePresenter<LoginFormView>(loginErrorHandler, studentRepository) {
 
     private var lastError: Throwable? = null
@@ -36,6 +50,31 @@ class LoginFormPresenter @Inject constructor(
                 Timber.i("Entered wrong username or password")
             }
         }
+
+        reloadAdminMessage()
+    }
+
+    private fun reloadAdminMessage() {
+        flatResourceFlow {
+            getAppropriateAdminMessageUseCase(
+                scrapperBaseUrl = view?.formHostValue.orEmpty(),
+                type = MessageType.LOGIN_MESSAGE,
+            )
+        }
+            .logResourceStatus("load login admin message")
+            .onResourceData { view?.showAdminMessage(it) }
+            .onResourceError { view?.showAdminMessage(null) }
+            .launch()
+    }
+
+    fun onAdminMessageSelected(url: String?) {
+        url?.let { view?.openInternetBrowser(it) }
+    }
+
+    fun onAdminMessageDismissed(adminMessage: AdminMessage) {
+        preferencesRepository.dismissedAdminMessageIds += adminMessage.id
+
+        view?.showAdminMessage(null)
     }
 
     fun onPrivacyLinkClick() {
@@ -56,7 +95,15 @@ class LoginFormPresenter @Inject constructor(
             } else if (formUsernameValue == "jan@fakelog.cf" && formPassValue == "jan123") {
                 setCredentials("", "")
             }
+            updateCustomDomainSuffixVisibility()
             updateUsernameLabel()
+            reloadAdminMessage()
+        }
+    }
+
+    fun updateCustomDomainSuffixVisibility() {
+        view?.run {
+            showDomainSuffixInput("customSuffix" in formHostValue)
         }
     }
 
@@ -87,20 +134,36 @@ class LoginFormPresenter @Inject constructor(
         }
     }
 
-    fun onSignInClick() {
+    private fun getLoginData(): LoginData {
         val email = view?.formUsernameValue.orEmpty().trim()
         val password = view?.formPassValue.orEmpty().trim()
         val host = view?.formHostValue.orEmpty().trim()
+        val domainSuffix = view?.formDomainSuffix.orEmpty().trim().takeIf {
+            "customSuffix" in host
+        }.orEmpty()
         val symbol = view?.formHostSymbol.orEmpty().trim()
 
-        if (!validateCredentials(email, password, host)) return
+        return LoginData(
+            login = email,
+            password = password,
+            baseUrl = host,
+            domainSuffix = domainSuffix,
+            symbol = symbol
+        )
+    }
+
+    fun onSignInClick() {
+        val loginData = getLoginData()
+
+        if (!validateCredentials(loginData.login, loginData.password, loginData.baseUrl)) return
 
         resourceFlow {
             studentRepository.getUserSubjectsFromScrapper(
-                email = email,
-                password = password,
-                scrapperBaseUrl = host,
-                symbol = symbol
+                email = loginData.login,
+                password = loginData.password,
+                scrapperBaseUrl = loginData.baseUrl,
+                domainSuffix = loginData.domainSuffix,
+                symbol = loginData.symbol.orEmpty(),
             )
         }
             .logResourceStatus("login")
@@ -112,7 +175,6 @@ class LoginFormPresenter @Inject constructor(
                 }
             }
             .onResourceSuccess {
-                val loginData = LoginData(email, password, host, symbol)
                 when (it.symbols.size) {
                     0 -> view?.navigateToSymbol(loginData)
                     else -> view?.navigateToStudentSelect(loginData, it)
@@ -120,7 +182,7 @@ class LoginFormPresenter @Inject constructor(
                 analytics.logEvent(
                     "registration_form",
                     "success" to true,
-                    "scrapperBaseUrl" to host,
+                    "scrapperBaseUrl" to loginData.baseUrl,
                     "error" to "No error"
                 )
             }
@@ -137,7 +199,7 @@ class LoginFormPresenter @Inject constructor(
                 analytics.logEvent(
                     "registration_form",
                     "success" to false,
-                    "scrapperBaseUrl" to host,
+                    "scrapperBaseUrl" to loginData.baseUrl,
                     "error" to it.message.ifNullOrBlank { "No message" }
                 )
             }
@@ -149,7 +211,14 @@ class LoginFormPresenter @Inject constructor(
     }
 
     fun onEmailClick() {
-        view?.openEmail(lastError?.message.ifNullOrBlank { "none" })
+        view?.openEmail(
+            LoginSupportInfo(
+                loginData = getLoginData(),
+                lastErrorMessage = lastError?.message,
+                registerUser = null,
+                enteredSymbol = null,
+            )
+        )
     }
 
     fun onRecoverClick() {

app/src/main/java/io/github/wulkanowy/ui/modules/login/form/LoginFormView.kt

@@ -1,8 +1,10 @@
 package io.github.wulkanowy.ui.modules.login.form
 
+import io.github.wulkanowy.data.db.entities.AdminMessage
 import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.ui.base.BaseView
 import io.github.wulkanowy.ui.modules.login.LoginData
+import io.github.wulkanowy.ui.modules.login.support.LoginSupportInfo
 
 interface LoginFormView : BaseView {
 
@@ -14,6 +16,8 @@ interface LoginFormView : BaseView {
 
     val formHostValue: String
 
+    val formDomainSuffix: String
+
     val formHostSymbol: String
 
     val nicknameLabel: String
@@ -56,6 +60,12 @@ interface LoginFormView : BaseView {
 
     fun showContent(show: Boolean)
 
+    fun showAdminMessage(message: AdminMessage?)
+
+    fun openInternetBrowser(url: String)
+
+    fun showDomainSuffixInput(show: Boolean)
+
     fun showOtherOptionsButton(show: Boolean)
 
     fun showVersion()
@@ -70,7 +80,7 @@ interface LoginFormView : BaseView {
 
     fun openFaqPage()
 
-    fun openEmail(lastError: String)
+    fun openEmail(supportInfo: LoginSupportInfo)
 
     fun openAdvancedLogin()
 

app/src/main/java/io/github/wulkanowy/ui/modules/login/recover/LoginRecoverPresenter.kt

@@ -46,7 +46,7 @@ class LoginRecoverPresenter @Inject constructor(
 
     fun updateFields() {
         view?.run {
-            setUsernameHint(if ("standard" in recoverHostValue) emailHintString else loginPeselEmailHintString)
+            setUsernameHint(if ("email" in recoverHostValue) emailHintString else loginPeselEmailHintString)
         }
     }
 
@@ -92,7 +92,7 @@ class LoginRecoverPresenter @Inject constructor(
             isCorrect = false
         }
 
-        if ("standard" in host && "@" !in username) {
+        if ("email" in host && "@" !in username) {
             view?.setUsernameError(view?.invalidEmailString.orEmpty())
             isCorrect = false
         }

app/src/main/java/io/github/wulkanowy/ui/modules/login/studentselect/LoginStudentSelectFragment.kt

@@ -10,8 +10,11 @@ import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.data.repositories.PreferencesRepository
 import io.github.wulkanowy.databinding.FragmentLoginStudentSelectBinding
 import io.github.wulkanowy.ui.base.BaseFragment
+import io.github.wulkanowy.ui.modules.auth.AuthDialog
 import io.github.wulkanowy.ui.modules.login.LoginActivity
 import io.github.wulkanowy.ui.modules.login.LoginData
+import io.github.wulkanowy.ui.modules.login.support.LoginSupportDialog
+import io.github.wulkanowy.ui.modules.login.support.LoginSupportInfo
 import io.github.wulkanowy.utils.AppInfo
 import io.github.wulkanowy.utils.openEmailClient
 import io.github.wulkanowy.utils.openInternetBrowser
@@ -106,21 +109,8 @@ class LoginStudentSelectFragment :
         context?.openInternetBrowser("https://discord.gg/vccAQBr", ::showMessage)
     }
 
-    override fun openEmail(lastError: String) {
-        context?.openEmailClient(
-            chooserTitle = requireContext().getString(R.string.login_email_intent_title),
-            email = "wulkanowyinc@gmail.com",
-            subject = requireContext().getString(R.string.login_email_subject),
-            body = requireContext().getString(
-                R.string.login_email_text,
-                "${appInfo.systemManufacturer} ${appInfo.systemModel}",
-                appInfo.systemVersion.toString(),
-                "${appInfo.versionName}-${appInfo.buildFlavor}",
-                "Select users to log in",
-                preferencesRepository.installationId,
-                lastError
-            )
-        )
+    override fun openEmail(supportInfo: LoginSupportInfo) {
+        LoginSupportDialog.newInstance(supportInfo).show(childFragmentManager, "support_dialog")
     }
 
     override fun onDestroyView() {

app/src/main/java/io/github/wulkanowy/ui/modules/login/studentselect/LoginStudentSelectPresenter.kt

@@ -9,23 +9,25 @@ import io.github.wulkanowy.data.pojos.RegisterStudent
 import io.github.wulkanowy.data.pojos.RegisterSymbol
 import io.github.wulkanowy.data.pojos.RegisterUnit
 import io.github.wulkanowy.data.pojos.RegisterUser
+import io.github.wulkanowy.data.repositories.SchoolsRepository
 import io.github.wulkanowy.data.repositories.StudentRepository
 import io.github.wulkanowy.data.resourceFlow
-import io.github.wulkanowy.sdk.scrapper.login.AccountPermissionException
 import io.github.wulkanowy.sdk.scrapper.login.InvalidSymbolException
 import io.github.wulkanowy.services.sync.SyncManager
 import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.modules.login.LoginData
 import io.github.wulkanowy.ui.modules.login.LoginErrorHandler
+import io.github.wulkanowy.ui.modules.login.support.LoginSupportInfo
 import io.github.wulkanowy.utils.AnalyticsHelper
 import io.github.wulkanowy.utils.AppInfo
-import io.github.wulkanowy.utils.ifNullOrBlank
+import io.github.wulkanowy.utils.isCurrent
 import kotlinx.coroutines.flow.onEach
 import timber.log.Timber
 import javax.inject.Inject
 
 class LoginStudentSelectPresenter @Inject constructor(
     studentRepository: StudentRepository,
+    private val schoolsRepository: SchoolsRepository,
     private val loginErrorHandler: LoginErrorHandler,
     private val syncManager: SyncManager,
     private val analytics: AnalyticsHelper,
@@ -71,7 +73,14 @@ class LoginStudentSelectPresenter @Inject constructor(
             students = it.dataOrNull.orEmpty()
             when (it) {
                 is Resource.Loading -> Timber.d("Login student select students load started")
-                is Resource.Success -> refreshItems()
+                is Resource.Success -> {
+                    getStudentsWithCurrentlyActiveSemesters()
+                    selectedStudents.clear()
+                    selectedStudents.addAll(getStudentsWithCurrentlyActiveSemesters())
+                    view?.enableSignIn(selectedStudents.isNotEmpty())
+                    refreshItems()
+                }
+
                 is Resource.Error -> {
                     errorHandler.dispatch(it.error)
                     lastError = it.error
@@ -81,6 +90,23 @@ class LoginStudentSelectPresenter @Inject constructor(
         }.launch()
     }
 
+    private fun getStudentsWithCurrentlyActiveSemesters(): List<LoginStudentSelectItem.Student> {
+        val students = registerUser.symbols.flatMap { symbol ->
+            symbol.schools.flatMap { unit ->
+                unit.students.map {
+                    createStudentItem(it, symbol, unit, students)
+                }
+            }
+        }
+        return students
+            .filter { it.isEnabled }
+            .filter { student ->
+                student.student.semesters.any { semester ->
+                    semester.isCurrent()
+                }
+            }
+    }
+
     private fun createItems(): List<LoginStudentSelectItem> = buildList {
         val notEmptySymbols = registerUser.symbols.filter { it.schools.isNotEmpty() }
         val emptySymbols = registerUser.symbols.filter { it.schools.isEmpty() }
@@ -236,16 +262,20 @@ class LoginStudentSelectPresenter @Inject constructor(
     }
 
     private fun registerStudents(students: List<LoginStudentSelectItem>) {
-        val studentsWithSemesters = students
-            .filterIsInstance<LoginStudentSelectItem.Student>().map { item ->
-                item.student.mapToStudentWithSemesters(
-                    user = registerUser,
-                    symbol = item.symbol,
-                    unit = item.unit,
-                    colors = appInfo.defaultColorsForAvatar,
-                )
-            }
-        resourceFlow { studentRepository.saveStudents(studentsWithSemesters) }
+        val filteredStudents = students.filterIsInstance<LoginStudentSelectItem.Student>()
+        val studentsWithSemesters = filteredStudents.map { item ->
+            item.student.mapToStudentWithSemesters(
+                user = registerUser,
+                symbol = item.symbol,
+                scrapperDomainSuffix = loginData.domainSuffix,
+                unit = item.unit,
+                colors = appInfo.defaultColorsForAvatar,
+            )
+        }
+        resourceFlow {
+            studentRepository.saveStudents(studentsWithSemesters)
+            schoolsRepository.logSchoolLogin(loginData, studentsWithSemesters)
+        }
             .logResourceStatus("registration")
             .onEach {
                 when (it) {
@@ -253,11 +283,13 @@ class LoginStudentSelectPresenter @Inject constructor(
                         showProgress(true)
                         showContent(false)
                     }
+
                     is Resource.Success -> {
                         syncManager.startOneTimeSyncWorker(quiet = true)
                         view?.navigateToNext()
                         logRegisterEvent(studentsWithSemesters)
                     }
+
                     is Resource.Error -> {
                         view?.apply {
                             showProgress(false)
@@ -280,28 +312,14 @@ class LoginStudentSelectPresenter @Inject constructor(
     }
 
     private fun onEmailClick() {
-        view?.openEmail(lastError?.message.ifNullOrBlank {
-            loginData.baseUrl + "/" + loginData.symbol + "\n" + registerUser.symbols.filterNot {
-                (it.error is AccountPermissionException || it.error is InvalidSymbolException) && it.symbol != loginData.symbol
-            }.joinToString(";\n") { symbol ->
-                buildString {
-                    append(" -")
-                    append(symbol.symbol)
-                    append("(${symbol.error?.message?.let { it.take(46) + "..." } ?: symbol.schools.size})")
-                    if (symbol.schools.isNotEmpty()) {
-                        append(": ")
-                    }
-                    append(symbol.schools.joinToString(", ") { unit ->
-                        buildString {
-                            append(unit.schoolShortName)
-                            append("(${unit.error?.message?.let { it.take(46) + "..." } ?: unit.students.size})")
-                        }
-                    })
-                }
-            } + "\nPozostałe: " + registerUser.symbols.filter {
-                it.error is AccountPermissionException || it.error is InvalidSymbolException
-            }.joinToString(", ") { it.symbol }
-        })
+        view?.openEmail(
+            LoginSupportInfo(
+                loginData = loginData,
+                registerUser = registerUser,
+                lastErrorMessage = lastError?.message,
+                enteredSymbol = loginData.symbol,
+            )
+        )
     }
 
     private fun logRegisterEvent(

app/src/main/java/io/github/wulkanowy/ui/modules/login/studentselect/LoginStudentSelectView.kt

@@ -2,6 +2,7 @@ package io.github.wulkanowy.ui.modules.login.studentselect
 
 import io.github.wulkanowy.ui.base.BaseView
 import io.github.wulkanowy.ui.modules.login.LoginData
+import io.github.wulkanowy.ui.modules.login.support.LoginSupportInfo
 
 interface LoginStudentSelectView : BaseView {
 
@@ -23,5 +24,5 @@ interface LoginStudentSelectView : BaseView {
 
     fun openDiscordInvite()
 
-    fun openEmail(lastError: String)
+    fun openEmail(supportInfo: LoginSupportInfo)
 }

app/src/main/java/io/github/wulkanowy/ui/modules/login/support/LoginSupportDialog.kt

@@ -0,0 +1,149 @@
+package io.github.wulkanowy.ui.modules.login.support
+
+import android.os.Bundle
+import android.util.Patterns
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.core.os.bundleOf
+import androidx.core.widget.doOnTextChanged
+import dagger.hilt.android.AndroidEntryPoint
+import io.github.wulkanowy.R
+import io.github.wulkanowy.data.repositories.PreferencesRepository
+import io.github.wulkanowy.databinding.DialogLoginSupportBinding
+import io.github.wulkanowy.sdk.scrapper.login.AccountPermissionException
+import io.github.wulkanowy.sdk.scrapper.login.InvalidSymbolException
+import io.github.wulkanowy.ui.base.BaseDialogFragment
+import io.github.wulkanowy.utils.AppInfo
+import io.github.wulkanowy.utils.openEmailClient
+import io.github.wulkanowy.utils.serializable
+import javax.inject.Inject
+
+@AndroidEntryPoint
+class LoginSupportDialog : BaseDialogFragment<DialogLoginSupportBinding>() {
+
+    @Inject
+    lateinit var appInfo: AppInfo
+
+    @Inject
+    lateinit var preferencesRepository: PreferencesRepository
+
+    private lateinit var supportInfo: LoginSupportInfo
+
+    companion object {
+        private const val ARGUMENT_KEY = "info"
+
+        fun newInstance(info: LoginSupportInfo) = LoginSupportDialog().apply {
+            arguments = bundleOf(ARGUMENT_KEY to info)
+        }
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setStyle(STYLE_NO_FRAME, R.style.WulkanowyTheme_NoActionBar)
+        supportInfo = requireArguments().serializable(ARGUMENT_KEY)
+    }
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View {
+        val binding = DialogLoginSupportBinding.inflate(inflater)
+            .apply { binding = this }
+        binding.dialogLoginSupportToolbar.setNavigationOnClickListener { dismiss() }
+        return binding.root
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+
+        with(binding) {
+            dialogLoginSupportSchoolInput.doOnTextChanged { _, _, _, _ ->
+                with(dialogLoginSupportSchoolLayout) {
+                    isErrorEnabled = false
+                    error = null
+                }
+            }
+            dialogLoginSupportSubmit.setOnClickListener { onSubmitClick() }
+        }
+    }
+
+    private fun onSubmitClick() {
+        when {
+            binding.dialogLoginSupportSchoolInput.text.isNullOrBlank() -> {
+                with(binding.dialogLoginSupportSchoolLayout) {
+                    isErrorEnabled = true
+                    error = getString(R.string.error_field_required)
+                }
+            }
+
+            Patterns.EMAIL_ADDRESS.matcher(
+                binding.dialogLoginSupportSchoolInput.text.toString()
+            ).matches() -> {
+                with(binding.dialogLoginSupportSchoolLayout) {
+                    isErrorEnabled = true
+                    error = getString(R.string.login_support_school_invalid)
+                }
+            }
+
+            else -> {
+                openEmailClientWithFilledTemplate()
+                dismiss()
+            }
+        }
+    }
+
+    private fun openEmailClientWithFilledTemplate() {
+        with(binding) {
+            context?.openEmailClient(
+                chooserTitle = requireContext().getString(R.string.login_email_intent_title),
+                email = "wulkanowyinc@gmail.com",
+                subject = requireContext().getString(R.string.login_email_subject),
+                body = requireContext().getString(
+                    R.string.login_email_text,
+                    "${appInfo.systemManufacturer} ${appInfo.systemModel}",
+                    appInfo.systemVersion.toString(),
+                    "${appInfo.versionName}-${appInfo.buildFlavor}",
+                    supportInfo.loginData.baseUrl + "/" + supportInfo.loginData.symbol,
+                    preferencesRepository.installationId,
+                    getLastErrorFromStudentSelectScreen(),
+                    dialogLoginSupportSchoolInput.text.takeIf { !it.isNullOrBlank() }
+                        ?: return@with,
+                    dialogLoginSupportAdditionalInput.text,
+                )
+            )
+        }
+    }
+
+    private fun getLastErrorFromStudentSelectScreen(): String {
+        if (!supportInfo.lastErrorMessage.isNullOrBlank()) {
+            return supportInfo.lastErrorMessage!!
+        }
+        if (supportInfo.registerUser?.symbols.isNullOrEmpty()) {
+            return ""
+        }
+
+        return "\n" + supportInfo.registerUser?.symbols?.filterNot {
+            (it.error is AccountPermissionException || it.error is InvalidSymbolException) &&
+                it.symbol != supportInfo.enteredSymbol
+        }?.joinToString(";\n") { symbol ->
+            buildString {
+                append(" -")
+                append(symbol.symbol)
+                append("(${symbol.error?.message?.let { it.take(46) + "..." } ?: symbol.schools.size})")
+                if (symbol.schools.isNotEmpty()) {
+                    append(": ")
+                }
+                append(symbol.schools.joinToString(", ") { unit ->
+                    buildString {
+                        append(unit.schoolShortName)
+                        append("(${unit.error?.message?.let { it.take(46) + "..." } ?: unit.students.size})")
+                    }
+                })
+            }
+        } + "\nPozostałe: " + supportInfo.registerUser?.symbols?.filter {
+            it.error is AccountPermissionException || it.error is InvalidSymbolException
+        }?.joinToString(", ") { it.symbol }
+    }
+}

app/src/main/java/io/github/wulkanowy/ui/modules/login/support/LoginSupportInfo.kt

@@ -0,0 +1,12 @@
+package io.github.wulkanowy.ui.modules.login.support
+
+import io.github.wulkanowy.data.pojos.RegisterUser
+import io.github.wulkanowy.ui.modules.login.LoginData
+import java.io.Serializable
+
+data class LoginSupportInfo(
+    val loginData: LoginData,
+    val registerUser: RegisterUser?,
+    val lastErrorMessage: String?,
+    val enteredSymbol: String?,
+) : Serializable

app/src/main/java/io/github/wulkanowy/ui/modules/login/symbol/LoginSymbolFragment.kt

@@ -18,7 +18,13 @@ import io.github.wulkanowy.databinding.FragmentLoginSymbolBinding
 import io.github.wulkanowy.ui.base.BaseFragment
 import io.github.wulkanowy.ui.modules.login.LoginActivity
 import io.github.wulkanowy.ui.modules.login.LoginData
-import io.github.wulkanowy.utils.*
+import io.github.wulkanowy.ui.modules.login.support.LoginSupportDialog
+import io.github.wulkanowy.ui.modules.login.support.LoginSupportInfo
+import io.github.wulkanowy.utils.AppInfo
+import io.github.wulkanowy.utils.hideSoftInput
+import io.github.wulkanowy.utils.openInternetBrowser
+import io.github.wulkanowy.utils.serializable
+import io.github.wulkanowy.utils.showSoftInput
 import javax.inject.Inject
 
 @AndroidEntryPoint
@@ -100,6 +106,13 @@ class LoginSymbolFragment :
         }
     }
 
+    override fun setErrorSymbolDefinitelyInvalid() {
+        with(binding.loginSymbolNameLayout) {
+            requestFocus()
+            error = getString(R.string.login_invalid_symbol_definitely)
+        }
+    }
+
     override fun setErrorSymbolRequire() {
         setErrorSymbol(getString(R.string.error_field_required))
     }
@@ -163,20 +176,7 @@ class LoginSymbolFragment :
         )
     }
 
-    override fun openEmail(host: String, lastError: String) {
-        context?.openEmailClient(
-            chooserTitle = requireContext().getString(R.string.login_email_intent_title),
-            email = "wulkanowyinc@gmail.com",
-            subject = requireContext().getString(R.string.login_email_subject),
-            body = requireContext().getString(
-                R.string.login_email_text,
-                "${appInfo.systemManufacturer} ${appInfo.systemModel}",
-                appInfo.systemVersion.toString(),
-                "${appInfo.versionName}-${appInfo.buildFlavor}",
-                "$host/${binding.loginSymbolName.text}",
-                preferencesRepository.installationId,
-                lastError
-            )
-        )
+    override fun openSupportDialog(supportInfo: LoginSupportInfo) {
+        LoginSupportDialog.newInstance(supportInfo).show(childFragmentManager, "support_dialog")
     }
 }

app/src/main/java/io/github/wulkanowy/ui/modules/login/symbol/LoginSymbolPresenter.kt

@@ -11,6 +11,7 @@ import io.github.wulkanowy.sdk.scrapper.login.InvalidSymbolException
 import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.modules.login.LoginData
 import io.github.wulkanowy.ui.modules.login.LoginErrorHandler
+import io.github.wulkanowy.ui.modules.login.support.LoginSupportInfo
 import io.github.wulkanowy.utils.AnalyticsHelper
 import io.github.wulkanowy.utils.ifNullOrBlank
 import kotlinx.coroutines.flow.onEach
@@ -53,6 +54,10 @@ class LoginSymbolPresenter @Inject constructor(
             view?.setErrorSymbolRequire()
             return
         }
+        if (isFormDefinitelyInvalid()) {
+            view?.setErrorSymbolDefinitelyInvalid()
+            return
+        }
 
         loginData = loginData.copy(
             symbol = view?.symbolValue?.getNormalizedSymbol(),
@@ -62,6 +67,7 @@ class LoginSymbolPresenter @Inject constructor(
                 email = loginData.login,
                 password = loginData.password,
                 scrapperBaseUrl = loginData.baseUrl,
+                domainSuffix = loginData.domainSuffix,
                 symbol = loginData.symbol.orEmpty(),
             )
         }.onEach { user ->
@@ -73,6 +79,7 @@ class LoginSymbolPresenter @Inject constructor(
                     showProgress(true)
                     showContent(false)
                 }
+
                 is Resource.Success -> {
                     when (user.data.symbols.size) {
                         0 -> {
@@ -82,6 +89,7 @@ class LoginSymbolPresenter @Inject constructor(
                                 showContact(true)
                             }
                         }
+
                         else -> {
                             val enteredSymbolDetails = user.data.symbols
                                 .firstOrNull()
@@ -106,6 +114,7 @@ class LoginSymbolPresenter @Inject constructor(
                         "error" to "No error"
                     )
                 }
+
                 is Resource.Error -> {
                     Timber.i("Login with symbol result: An exception occurred")
                     analytics.logEvent(
@@ -129,17 +138,25 @@ class LoginSymbolPresenter @Inject constructor(
         }.launch("login")
     }
 
+    private fun isFormDefinitelyInvalid(): Boolean {
+        val definitelyInvalidSymbols = listOf("vulcan", "uonet", "wulkanowy", "standardowa")
+        val normalizedSymbol = view?.symbolValue.orEmpty().getNormalizedSymbol()
+
+        return normalizedSymbol in definitelyInvalidSymbols
+    }
+
     fun onFaqClick() {
         view?.openFaqPage()
     }
 
     fun onEmailClick() {
-        view?.openEmail(loginData.baseUrl, lastError?.message.ifNullOrBlank {
-            registerUser?.symbols?.flatMap { symbol ->
-                symbol.schools.map { it.error?.message } + symbol.error?.message
-            }?.filterNotNull()?.distinct()?.joinToString(";") {
-                it.take(46) + "..."
-            } ?: "blank"
-        })
+        view?.openSupportDialog(
+            LoginSupportInfo(
+                loginData = loginData,
+                registerUser = registerUser,
+                lastErrorMessage = lastError?.message,
+                enteredSymbol = view?.symbolValue,
+            )
+        )
     }
 }

app/src/main/java/io/github/wulkanowy/ui/modules/login/symbol/LoginSymbolView.kt

@@ -3,6 +3,7 @@ package io.github.wulkanowy.ui.modules.login.symbol
 import io.github.wulkanowy.data.pojos.RegisterUser
 import io.github.wulkanowy.ui.base.BaseView
 import io.github.wulkanowy.ui.modules.login.LoginData
+import io.github.wulkanowy.ui.modules.login.support.LoginSupportInfo
 
 interface LoginSymbolView : BaseView {
 
@@ -18,6 +19,8 @@ interface LoginSymbolView : BaseView {
 
     fun setErrorSymbolInvalid()
 
+    fun setErrorSymbolDefinitelyInvalid()
+
     fun setErrorSymbolRequire()
 
     fun setErrorSymbol(message: String)
@@ -40,5 +43,5 @@ interface LoginSymbolView : BaseView {
 
     fun openFaqPage()
 
-    fun openEmail(host: String, lastError: String)
+    fun openSupportDialog(supportInfo: LoginSupportInfo)
 }

app/src/main/java/io/github/wulkanowy/ui/modules/main/MainActivity.kt

@@ -119,7 +119,6 @@ class MainActivity : BaseActivity<MainPresenter, ActivityMainBinding>(), MainVie
 
     //https://developer.android.com/guide/playcore/in-app-updates#status_callback
     @Deprecated("Deprecated in Java")
-    @Suppress("DEPRECATION")
     override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
         super.onActivityResult(requestCode, resultCode, data)
         updateHelper.onActivityResult(requestCode, resultCode)

app/src/main/java/io/github/wulkanowy/ui/modules/message/MessageFragment.kt

@@ -11,7 +11,9 @@ import androidx.core.view.updateMargins
 import com.google.android.material.tabs.TabLayoutMediator
 import dagger.hilt.android.AndroidEntryPoint
 import io.github.wulkanowy.R
-import io.github.wulkanowy.data.enums.MessageFolder.*
+import io.github.wulkanowy.data.enums.MessageFolder.RECEIVED
+import io.github.wulkanowy.data.enums.MessageFolder.SENT
+import io.github.wulkanowy.data.enums.MessageFolder.TRASHED
 import io.github.wulkanowy.databinding.FragmentMessageBinding
 import io.github.wulkanowy.ui.base.BaseFragment
 import io.github.wulkanowy.ui.base.BaseFragmentPagerAdapter
@@ -49,6 +51,7 @@ class MessageFragment : BaseFragment<FragmentMessageBinding>(R.layout.fragment_m
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
         binding = FragmentMessageBinding.bind(view)
+        messageContainer = binding.messageViewPager
         presenter.onAttachView(this)
     }
 
@@ -95,6 +98,10 @@ class MessageFragment : BaseFragment<FragmentMessageBinding>(R.layout.fragment_m
         binding.messageProgress.visibility = if (show) VISIBLE else INVISIBLE
     }
 
+    override fun showMessage(messageId: Int) {
+        showMessage(getString(messageId))
+    }
+
     override fun showNewMessage(show: Boolean) {
         binding.openSendMessageButton.run {
             if (show) show() else hide()

app/src/main/java/io/github/wulkanowy/ui/modules/message/MessagePresenter.kt

@@ -1,5 +1,7 @@
 package io.github.wulkanowy.ui.modules.message
 
+import io.github.wulkanowy.R
+import io.github.wulkanowy.data.repositories.PreferencesRepository
 import io.github.wulkanowy.data.repositories.StudentRepository
 import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.base.ErrorHandler
@@ -9,7 +11,8 @@ import javax.inject.Inject
 
 class MessagePresenter @Inject constructor(
     errorHandler: ErrorHandler,
-    studentRepository: StudentRepository
+    studentRepository: StudentRepository,
+    private val preferencesRepository: PreferencesRepository,
 ) : BasePresenter<MessageView>(errorHandler, studentRepository) {
 
     override fun onAttachView(view: MessageView) {
@@ -19,6 +22,14 @@ class MessagePresenter @Inject constructor(
             Timber.i("Message view was initialized")
             loadData()
         }
+
+        showIncognitoModeReminderMessage()
+    }
+
+    private fun showIncognitoModeReminderMessage() {
+        if (preferencesRepository.isIncognitoMode) {
+            view?.showMessage(R.string.message_incognito_mode_on)
+        }
     }
 
     fun onPageSelected(index: Int) {

app/src/main/java/io/github/wulkanowy/ui/modules/message/MessageView.kt

@@ -1,5 +1,6 @@
 package io.github.wulkanowy.ui.modules.message
 
+import androidx.annotation.StringRes
 import io.github.wulkanowy.ui.base.BaseView
 
 interface MessageView : BaseView {
@@ -12,6 +13,8 @@ interface MessageView : BaseView {
 
     fun showProgress(show: Boolean)
 
+    fun showMessage(@StringRes messageId: Int)
+
     fun showNewMessage(show: Boolean)
 
     fun showTabLayout(show: Boolean)

app/src/main/java/io/github/wulkanowy/ui/modules/message/preview/MessagePreviewFragment.kt

@@ -12,6 +12,7 @@ import android.view.View.VISIBLE
 import android.webkit.WebResourceRequest
 import android.webkit.WebView
 import android.webkit.WebViewClient
+import androidx.annotation.StringRes
 import androidx.core.content.getSystemService
 import androidx.core.os.bundleOf
 import androidx.recyclerview.widget.LinearLayoutManager
@@ -164,6 +165,10 @@ class MessagePreviewFragment :
         binding.messagePreviewErrorRetry.setOnClickListener { callback() }
     }
 
+    override fun showMessage(@StringRes messageId: Int) {
+        showMessage(getString(messageId))
+    }
+
     override fun openMessageReply(message: Message?) {
         context?.let { it.startActivity(SendMessageActivity.getStartIntent(it, message, true)) }
     }

app/src/main/java/io/github/wulkanowy/ui/modules/message/preview/MessagePreviewPresenter.kt

@@ -2,11 +2,13 @@ package io.github.wulkanowy.ui.modules.message.preview
 
 import android.annotation.SuppressLint
 import androidx.core.text.parseAsHtml
+import io.github.wulkanowy.R
 import io.github.wulkanowy.data.*
 import io.github.wulkanowy.data.db.entities.Message
 import io.github.wulkanowy.data.db.entities.MessageAttachment
 import io.github.wulkanowy.data.enums.MessageFolder
 import io.github.wulkanowy.data.repositories.MessageRepository
+import io.github.wulkanowy.data.repositories.PreferencesRepository
 import io.github.wulkanowy.data.repositories.StudentRepository
 import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.base.ErrorHandler
@@ -20,6 +22,7 @@ class MessagePreviewPresenter @Inject constructor(
     errorHandler: ErrorHandler,
     studentRepository: StudentRepository,
     private val messageRepository: MessageRepository,
+    private val preferencesRepository: PreferencesRepository,
     private val analytics: AnalyticsHelper
 ) : BasePresenter<MessagePreviewView>(errorHandler, studentRepository) {
 
@@ -54,7 +57,11 @@ class MessagePreviewPresenter @Inject constructor(
     private fun loadData(messageToLoad: Message) {
         flatResourceFlow {
             val student = studentRepository.getCurrentStudent()
-            messageRepository.getMessage(student, messageToLoad, true)
+            messageRepository.getMessage(
+                student = student,
+                message = messageToLoad,
+                markAsRead = !preferencesRepository.isIncognitoMode,
+            )
         }
             .logResourceStatus("message ${messageToLoad.messageId} preview")
             .onResourceData {
@@ -65,6 +72,10 @@ class MessagePreviewPresenter @Inject constructor(
                         setMessageWithAttachment(it)
                         showContent(true)
                         initOptions()
+
+                        if (preferencesRepository.isIncognitoMode && it.message.unread) {
+                            showMessage(R.string.message_incognito_description)
+                        }
                     }
                 } else {
                     view?.run {

app/src/main/java/io/github/wulkanowy/ui/modules/message/preview/MessagePreviewView.kt

@@ -1,5 +1,6 @@
 package io.github.wulkanowy.ui.modules.message.preview
 
+import androidx.annotation.StringRes
 import io.github.wulkanowy.data.db.entities.Message
 import io.github.wulkanowy.data.db.entities.MessageWithAttachment
 import io.github.wulkanowy.ui.base.BaseView
@@ -43,4 +44,6 @@ interface MessagePreviewView : BaseView {
     fun popView()
 
     fun printDocument(html: String, jobName: String)
+
+    fun showMessage(@StringRes messageId: Int)
 }

app/src/main/java/io/github/wulkanowy/ui/modules/message/tab/MessageTabFragment.kt

@@ -7,6 +7,7 @@ import android.view.MenuItem
 import android.view.View
 import android.view.View.*
 import android.widget.CompoundButton
+import androidx.annotation.StringRes
 import androidx.appcompat.view.ActionMode
 import androidx.appcompat.widget.SearchView
 import androidx.core.os.bundleOf
@@ -134,14 +135,20 @@ class MessageTabFragment : BaseFragment<FragmentMessageTabBinding>(R.layout.frag
         }
     }
 
+    @Deprecated("Deprecated in Java")
     @Suppress("DEPRECATION")
     override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
         super.onCreateOptionsMenu(menu, inflater)
         inflater.inflate(R.menu.action_menu_message_tab, menu)
 
-        val searchView = menu.findItem(R.id.action_search).actionView as SearchView
-        searchView.queryHint = getString(R.string.all_search_hint)
-        searchView.maxWidth = Int.MAX_VALUE
+        initializeSearchView(menu)
+    }
+
+    private fun initializeSearchView(menu: Menu) {
+        val searchView = (menu.findItem(R.id.action_search).actionView as SearchView).apply {
+            queryHint = getString(R.string.all_search_hint)
+            maxWidth = Int.MAX_VALUE
+        }
         searchView.setOnQueryTextListener(object : SearchView.OnQueryTextListener {
             override fun onQueryTextSubmit(query: String) = false
             override fun onQueryTextChange(query: String): Boolean {
@@ -207,8 +214,8 @@ class MessageTabFragment : BaseFragment<FragmentMessageTabBinding>(R.layout.frag
         binding.messageTabSwipe.isRefreshing = show
     }
 
-    override fun showMessagesDeleted() {
-        showMessage(getString(R.string.message_messages_deleted))
+    override fun showMessage(@StringRes messageId: Int) {
+        showMessage(getString(messageId))
     }
 
     override fun notifyParentShowNewMessage(show: Boolean) {

app/src/main/java/io/github/wulkanowy/ui/modules/message/tab/MessageTabPresenter.kt

@@ -1,5 +1,6 @@
 package io.github.wulkanowy.ui.modules.message.tab
 
+import io.github.wulkanowy.R
 import io.github.wulkanowy.data.*
 import io.github.wulkanowy.data.db.entities.Mailbox
 import io.github.wulkanowy.data.db.entities.Message
@@ -26,7 +27,7 @@ class MessageTabPresenter @Inject constructor(
     errorHandler: ErrorHandler,
     studentRepository: StudentRepository,
     private val messageRepository: MessageRepository,
-    private val analytics: AnalyticsHelper
+    private val analytics: AnalyticsHelper,
 ) : BasePresenter<MessageTabView>(errorHandler, studentRepository) {
 
     lateinit var folder: MessageFolder
@@ -135,7 +136,7 @@ class MessageTabPresenter @Inject constructor(
                 messageRepository.deleteMessages(student, selectedMailbox, messageList)
             }
                 .onFailure(errorHandler::dispatch)
-                .onSuccess { view?.showMessagesDeleted() }
+                .onSuccess { view?.showMessage(R.string.message_messages_deleted) }
         }
     }
 

app/src/main/java/io/github/wulkanowy/ui/modules/message/tab/MessageTabView.kt

@@ -1,5 +1,6 @@
 package io.github.wulkanowy.ui.modules.message.tab
 
+import androidx.annotation.StringRes
 import io.github.wulkanowy.data.db.entities.Mailbox
 import io.github.wulkanowy.data.db.entities.Message
 import io.github.wulkanowy.ui.base.BaseView
@@ -26,7 +27,7 @@ interface MessageTabView : BaseView {
 
     fun showEmpty(show: Boolean)
 
-    fun showMessagesDeleted()
+    fun showMessage(@StringRes messageId: Int)
 
     fun showErrorView(show: Boolean)
 

app/src/main/java/io/github/wulkanowy/ui/modules/schoolandteachers/teacher/TeacherPresenter.kt

@@ -58,7 +58,10 @@ class TeacherPresenter @Inject constructor(
             .logResourceStatus("load teachers data")
             .onResourceData {
                 view?.run {
-                    updateData(it.filter { item -> item.name.isNotBlank() })
+                    updateData(it
+                        .filter { item -> item.name.isNotBlank() }
+                        .sortedBy { it.name }
+                    )
                     showContent(it.isNotEmpty())
                     showEmpty(it.isEmpty())
                     showErrorView(false)

app/src/main/java/io/github/wulkanowy/ui/modules/settings/advanced/AdvancedFragment.kt

@@ -35,7 +35,7 @@ class AdvancedFragment : PreferenceFragmentCompat(),
         setPreferencesFromResource(R.xml.scheme_preferences_advanced, rootKey)
     }
 
-    override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences, key: String) {
+    override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences?, key: String?) {
         presenter.onSharedPreferenceChanged(key)
     }
 

app/src/main/java/io/github/wulkanowy/ui/modules/settings/advanced/AdvancedPresenter.kt

@@ -18,7 +18,8 @@ class AdvancedPresenter @Inject constructor(
         Timber.i("Settings advanced view was initialized")
     }
 
-    fun onSharedPreferenceChanged(key: String) {
+    fun onSharedPreferenceChanged(key: String?) {
+        key ?: return
         Timber.i("Change settings $key")
         analytics.logEvent("setting_changed", "name" to key)
     }

app/src/main/java/io/github/wulkanowy/ui/modules/settings/appearance/AppearanceFragment.kt

@@ -39,7 +39,7 @@ class AppearanceFragment : PreferenceFragmentCompat(),
         setPreferencesFromResource(R.xml.scheme_preferences_appearance, rootKey)
     }
 
-    override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences, key: String) {
+    override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences?, key: String?) {
         presenter.onSharedPreferenceChanged(key)
     }
 

app/src/main/java/io/github/wulkanowy/ui/modules/settings/appearance/AppearancePresenter.kt

@@ -22,7 +22,8 @@ class AppearancePresenter @Inject constructor(
         Timber.i("Settings appearance view was initialized")
     }
 
-    fun onSharedPreferenceChanged(key: String) {
+    fun onSharedPreferenceChanged(key: String?) {
+        key ?: return
         Timber.i("Change settings $key")
 
         preferencesRepository.apply {

app/src/main/java/io/github/wulkanowy/ui/modules/settings/notifications/NotificationsFragment.kt

@@ -114,7 +114,7 @@ class NotificationsFragment : PreferenceFragmentCompat(),
         setPreferencesFromResource(R.xml.scheme_preferences_notifications, rootKey)
     }
 
-    override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences, key: String) {
+    override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences?, key: String?) {
         presenter.onSharedPreferenceChanged(key)
     }
 

app/src/main/java/io/github/wulkanowy/ui/modules/settings/notifications/NotificationsPresenter.kt

@@ -38,7 +38,8 @@ class NotificationsPresenter @Inject constructor(
         Timber.i("Settings notifications view was initialized")
     }
 
-    fun onSharedPreferenceChanged(key: String) {
+    fun onSharedPreferenceChanged(key: String?) {
+        key ?: return
         Timber.i("Change settings $key")
 
         preferencesRepository.apply {

app/src/main/java/io/github/wulkanowy/ui/modules/settings/sync/SyncFragment.kt

@@ -52,7 +52,7 @@ class SyncFragment : PreferenceFragmentCompat(),
         setPreferencesFromResource(R.xml.scheme_preferences_sync, rootKey)
     }
 
-    override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences, key: String) {
+    override fun onSharedPreferenceChanged(sharedPreferences: SharedPreferences?, key: String?) {
         presenter.onSharedPreferenceChanged(key)
     }
 

app/src/main/java/io/github/wulkanowy/ui/modules/settings/sync/SyncPresenter.kt

@@ -31,7 +31,8 @@ class SyncPresenter @Inject constructor(
         setSyncDateInView()
     }
 
-    fun onSharedPreferenceChanged(key: String) {
+    fun onSharedPreferenceChanged(key: String?) {
+        key ?: return
         Timber.i("Change settings $key")
 
         preferencesRepository.apply {
@@ -52,10 +53,12 @@ class SyncPresenter @Inject constructor(
                         Timber.i("Setting sync now started")
                         analytics.logEvent("sync_now", "status" to "started")
                     }
+
                     WorkInfo.State.SUCCEEDED -> {
                         showMessage(syncSuccessString)
                         analytics.logEvent("sync_now", "status" to "success")
                     }
+
                     WorkInfo.State.FAILED -> {
                         showError(
                             syncFailedString,
@@ -66,6 +69,7 @@ class SyncPresenter @Inject constructor(
                         )
                         analytics.logEvent("sync_now", "status" to "failed")
                     }
+
                     else -> Timber.d("Sync now state: ${workInfo?.state}")
                 }
                 if (workInfo?.state?.isFinished == true) {

app/src/main/java/io/github/wulkanowy/ui/modules/timetable/TimetableAdapter.kt

@@ -12,7 +12,9 @@ import androidx.recyclerview.widget.RecyclerView
 import io.github.wulkanowy.R
 import io.github.wulkanowy.data.db.entities.Timetable
 import io.github.wulkanowy.databinding.ItemTimetableBinding
+import io.github.wulkanowy.databinding.ItemTimetableEmptyBinding
 import io.github.wulkanowy.databinding.ItemTimetableSmallBinding
+import io.github.wulkanowy.utils.getPlural
 import io.github.wulkanowy.utils.getThemeAttrColor
 import io.github.wulkanowy.utils.toFormattedString
 import javax.inject.Inject
@@ -29,9 +31,14 @@ class TimetableAdapter @Inject constructor() :
             TimetableItemType.SMALL -> SmallViewHolder(
                 ItemTimetableSmallBinding.inflate(inflater, parent, false)
             )
+
             TimetableItemType.NORMAL -> NormalViewHolder(
                 ItemTimetableBinding.inflate(inflater, parent, false)
             )
+
+            TimetableItemType.EMPTY -> EmptyViewHolder(
+                ItemTimetableEmptyBinding.inflate(inflater, parent, false)
+            )
         }
     }
 
@@ -40,12 +47,12 @@ class TimetableAdapter @Inject constructor() :
         position: Int,
         payloads: MutableList<Any>
     ) {
-        if (payloads.isEmpty()) return super.onBindViewHolder(holder, position, payloads)
-
-        if (holder is NormalViewHolder) updateTimeLeft(
-            binding = holder.binding,
-            timeLeft = (getItem(position) as TimetableItem.Normal).timeLeft,
-        )
+        if (payloads.isNotEmpty() && holder is NormalViewHolder) {
+            updateTimeLeft(
+                binding = holder.binding,
+                timeLeft = (getItem(position) as TimetableItem.Normal).timeLeft,
+            )
+        } else super.onBindViewHolder(holder, position, payloads)
     }
 
     override fun onBindViewHolder(holder: RecyclerView.ViewHolder, position: Int) {
@@ -54,10 +61,16 @@ class TimetableAdapter @Inject constructor() :
                 binding = holder.binding,
                 item = getItem(position) as TimetableItem.Small,
             )
+
             is NormalViewHolder -> bindNormalView(
                 binding = holder.binding,
                 item = getItem(position) as TimetableItem.Normal,
             )
+
+            is EmptyViewHolder -> bindEmptyView(
+                binding = holder.binding,
+                item = getItem(position) as TimetableItem.Empty,
+            )
         }
     }
 
@@ -100,6 +113,19 @@ class TimetableAdapter @Inject constructor() :
         }
     }
 
+    private fun bindEmptyView(binding: ItemTimetableEmptyBinding, item: TimetableItem.Empty) {
+        with(binding) {
+            timetableEmptyItemNumber.text = when (item.numFrom) {
+                item.numTo -> item.numFrom.toString()
+                else -> "${item.numFrom}-${item.numTo}"
+            }
+            timetableEmptyItemSubject.text = timetableEmptyItemSubject.context.getPlural(
+                R.plurals.timetable_no_lesson,
+                item.numTo - item.numFrom + 1
+            )
+        }
+    }
+
     private fun updateTimeLeft(binding: ItemTimetableBinding, timeLeft: TimeLeft?) {
         with(binding) {
             when {
@@ -137,6 +163,7 @@ class TimetableAdapter @Inject constructor() :
                     timetableItemTimeLeft.visibility = VISIBLE
                     timetableItemTimeLeft.text = root.context.getString(R.string.timetable_finished)
                 }
+
                 else -> {
                     timetableItemTimeUntil.visibility = GONE
                     timetableItemTimeLeft.visibility = GONE
@@ -191,7 +218,8 @@ class TimetableAdapter @Inject constructor() :
                 )
             } else {
                 timetableItemDescription.visibility = GONE
-                timetableItemRoom.isVisible = lesson.room.isNotBlank() || lesson.roomOld.isNotBlank()
+                timetableItemRoom.isVisible =
+                    lesson.room.isNotBlank() || lesson.roomOld.isNotBlank()
                 timetableItemGroup.isVisible = item.showGroupsInPlan && lesson.group.isNotBlank()
                 timetableItemTeacher.visibility = VISIBLE
             }
@@ -274,6 +302,9 @@ class TimetableAdapter @Inject constructor() :
     private class SmallViewHolder(val binding: ItemTimetableSmallBinding) :
         RecyclerView.ViewHolder(binding.root)
 
+    private class EmptyViewHolder(val binding: ItemTimetableEmptyBinding) :
+        RecyclerView.ViewHolder(binding.root)
+
     companion object {
         private val differ = object : DiffUtil.ItemCallback<TimetableItem>() {
             override fun areItemsTheSame(oldItem: TimetableItem, newItem: TimetableItem): Boolean =
@@ -281,9 +312,11 @@ class TimetableAdapter @Inject constructor() :
                     oldItem is TimetableItem.Small && newItem is TimetableItem.Small -> {
                         oldItem.lesson.start == newItem.lesson.start
                     }
+
                     oldItem is TimetableItem.Normal && newItem is TimetableItem.Normal -> {
                         oldItem.lesson.start == newItem.lesson.start
                     }
+
                     else -> oldItem == newItem
                 }
 
@@ -292,7 +325,7 @@ class TimetableAdapter @Inject constructor() :
 
             override fun getChangePayload(oldItem: TimetableItem, newItem: TimetableItem): Any? {
                 return if (oldItem is TimetableItem.Normal && newItem is TimetableItem.Normal) {
-                    if (oldItem.lesson == newItem.lesson && oldItem.timeLeft != newItem.timeLeft) {
+                    if (oldItem.lesson == newItem.lesson && oldItem.showGroupsInPlan == newItem.showGroupsInPlan && oldItem.timeLeft != newItem.timeLeft) {
                         "time_left"
                     } else super.getChangePayload(oldItem, newItem)
                 } else super.getChangePayload(oldItem, newItem)

app/src/main/java/io/github/wulkanowy/ui/modules/timetable/TimetableFragment.kt

@@ -9,6 +9,7 @@ import android.view.View.GONE
 import android.view.View.VISIBLE
 import androidx.core.os.bundleOf
 import androidx.core.text.parseAsHtml
+import androidx.core.view.isVisible
 import androidx.recyclerview.widget.LinearLayoutManager
 import dagger.hilt.android.AndroidEntryPoint
 import io.github.wulkanowy.R
@@ -160,6 +161,10 @@ class TimetableFragment : BaseFragment<FragmentTimetableBinding>(R.layout.fragme
         binding.timetableRecycler.visibility = if (show) VISIBLE else GONE
     }
 
+    override fun showNavigation(show: Boolean) {
+        binding.timetableNavContainer.isVisible = true
+    }
+
     override fun showPreButton(show: Boolean) {
         binding.timetablePreviousButton.visibility = if (show) VISIBLE else View.INVISIBLE
     }
@@ -193,7 +198,9 @@ class TimetableFragment : BaseFragment<FragmentTimetableBinding>(R.layout.fragme
 
     override fun onSaveInstanceState(outState: Bundle) {
         super.onSaveInstanceState(outState)
-        outState.putLong(SAVED_DATE_KEY, presenter.currentDate.toEpochDay())
+        presenter.currentDate?.toEpochDay()?.let {
+            outState.putLong(SAVED_DATE_KEY, it)
+        }
     }
 
     override fun onDestroyView() {

app/src/main/java/io/github/wulkanowy/ui/modules/timetable/TimetableItem.kt

@@ -16,6 +16,11 @@ sealed class TimetableItem(val type: TimetableItemType) {
         val timeLeft: TimeLeft?,
         val onClick: (Timetable) -> Unit,
     ) : TimetableItem(TimetableItemType.NORMAL)
+
+    data class Empty(
+        val numFrom: Int,
+        val numTo: Int
+    ) : TimetableItem(TimetableItemType.EMPTY)
 }
 
 data class TimeLeft(
@@ -27,4 +32,5 @@ data class TimeLeft(
 enum class TimetableItemType {
     SMALL,
     NORMAL,
+    EMPTY
 }

app/src/main/java/io/github/wulkanowy/ui/modules/timetable/TimetablePresenter.kt

@@ -1,23 +1,52 @@
 package io.github.wulkanowy.ui.modules.timetable
 
-import io.github.wulkanowy.data.*
+import android.os.Handler
+import android.os.Looper
+import io.github.wulkanowy.data.dataOrNull
+import io.github.wulkanowy.data.db.entities.Semester
+import io.github.wulkanowy.data.db.entities.Student
 import io.github.wulkanowy.data.db.entities.Timetable
+import io.github.wulkanowy.data.enums.TimetableGapsMode.BETWEEN_AND_BEFORE_LESSONS
+import io.github.wulkanowy.data.enums.TimetableGapsMode.NO_GAPS
 import io.github.wulkanowy.data.enums.TimetableMode
+import io.github.wulkanowy.data.flatResourceFlow
+import io.github.wulkanowy.data.logResourceStatus
+import io.github.wulkanowy.data.onResourceData
+import io.github.wulkanowy.data.onResourceError
+import io.github.wulkanowy.data.onResourceIntermediate
+import io.github.wulkanowy.data.onResourceNotLoading
+import io.github.wulkanowy.data.onResourceSuccess
 import io.github.wulkanowy.data.repositories.PreferencesRepository
 import io.github.wulkanowy.data.repositories.SemesterRepository
 import io.github.wulkanowy.data.repositories.StudentRepository
 import io.github.wulkanowy.data.repositories.TimetableRepository
+import io.github.wulkanowy.data.toFirstResult
+import io.github.wulkanowy.data.waitForResult
 import io.github.wulkanowy.ui.base.BasePresenter
 import io.github.wulkanowy.ui.base.ErrorHandler
-import io.github.wulkanowy.utils.*
-import kotlinx.coroutines.flow.catch
-import kotlinx.coroutines.flow.flow
-import kotlinx.coroutines.flow.onEach
+import io.github.wulkanowy.utils.AnalyticsHelper
+import io.github.wulkanowy.utils.capitalise
+import io.github.wulkanowy.utils.getLastSchoolDayIfHoliday
+import io.github.wulkanowy.utils.isHolidays
+import io.github.wulkanowy.utils.isJustFinished
+import io.github.wulkanowy.utils.isShowTimeUntil
+import io.github.wulkanowy.utils.left
+import io.github.wulkanowy.utils.monday
+import io.github.wulkanowy.utils.nextOrSameSchoolDay
+import io.github.wulkanowy.utils.nextSchoolDay
+import io.github.wulkanowy.utils.previousSchoolDay
+import io.github.wulkanowy.utils.sunday
+import io.github.wulkanowy.utils.toFormattedString
+import io.github.wulkanowy.utils.until
+import kotlinx.coroutines.flow.firstOrNull
 import timber.log.Timber
+import java.time.DayOfWeek
 import java.time.Instant
 import java.time.LocalDate
-import java.time.LocalDate.*
-import java.util.*
+import java.time.LocalDate.now
+import java.time.LocalDate.of
+import java.time.LocalDate.ofEpochDay
+import java.util.Timer
 import javax.inject.Inject
 import kotlin.concurrent.timer
 
@@ -30,9 +59,10 @@ class TimetablePresenter @Inject constructor(
     private val analytics: AnalyticsHelper,
 ) : BasePresenter<TimetableView>(errorHandler, studentRepository) {
 
-    private var baseDate: LocalDate = now().nextOrSameSchoolDay
+    private var initialDate: LocalDate? = null
+    private var isWeekendHasLessons: Boolean = false
 
-    lateinit var currentDate: LocalDate
+    var currentDate: LocalDate? = null
         private set
 
     private lateinit var lastError: Throwable
@@ -44,23 +74,30 @@ class TimetablePresenter @Inject constructor(
         view.initView()
         Timber.i("Timetable was initialized")
         errorHandler.showErrorMessage = ::showErrorViewOnError
-        reloadView(ofEpochDay(date ?: baseDate.toEpochDay()))
+        currentDate = date?.let(::ofEpochDay)
         loadData()
-        if (currentDate.isHolidays) setBaseDateOnHolidays()
     }
 
     fun onPreviousDay() {
-        reloadView(currentDate.previousSchoolDay)
+        val date = if (isWeekendHasLessons) {
+            currentDate?.minusDays(1)
+        } else currentDate?.previousSchoolDay
+
+        reloadView(date ?: return)
         loadData()
     }
 
     fun onNextDay() {
-        reloadView(currentDate.nextSchoolDay)
+        val date = if (isWeekendHasLessons) {
+            currentDate?.plusDays(1)
+        } else currentDate?.nextSchoolDay
+
+        reloadView(date ?: return)
         loadData()
     }
 
     fun onPickDate() {
-        view?.showDatePickerDialog(currentDate)
+        view?.showDatePickerDialog(currentDate ?: return)
     }
 
     fun onDateSet(year: Int, month: Int, day: Int) {
@@ -89,10 +126,8 @@ class TimetablePresenter @Inject constructor(
         Timber.i("Timetable view is reselected")
         view?.let { view ->
             if (view.currentStackSize == 1) {
-                baseDate = now().nextOrSameSchoolDay
-
-                if (currentDate != baseDate) {
-                    reloadView(baseDate)
+                if (currentDate != initialDate) {
+                    reloadView(initialDate ?: return)
                     loadData()
                 } else if (!view.isViewEmpty) {
                     view.resetView()
@@ -113,34 +148,25 @@ class TimetablePresenter @Inject constructor(
         return true
     }
 
-    private fun setBaseDateOnHolidays() {
-        flow {
-            val student = studentRepository.getCurrentStudent()
-            emit(semesterRepository.getCurrentSemester(student))
-        }.catch {
-            Timber.i("Loading semester result: An exception occurred")
-        }.onEach {
-            baseDate = baseDate.getLastSchoolDayIfHoliday(it.schoolYear)
-            currentDate = baseDate
-            reloadNavigation()
-        }.launch("holidays")
-    }
-
     private fun loadData(forceRefresh: Boolean = false) {
         flatResourceFlow {
             val student = studentRepository.getCurrentStudent()
             val semester = semesterRepository.getCurrentSemester(student)
+
+            checkInitialAndCurrentDate(student, semester)
             timetableRepository.getTimetable(
                 student = student,
                 semester = semester,
-                start = currentDate,
-                end = currentDate,
+                start = currentDate ?: now(),
+                end = currentDate ?: now(),
                 forceRefresh = forceRefresh,
                 timetableType = TimetableRepository.TimetableType.NORMAL
             )
         }
             .logResourceStatus("load timetable data")
             .onResourceData {
+                isWeekendHasLessons = isWeekendHasLessons || isWeekendHasLessons(it.lessons)
+
                 view?.run {
                     enableSwipe(true)
                     showProgress(false)
@@ -148,7 +174,8 @@ class TimetablePresenter @Inject constructor(
                     showContent(it.lessons.isNotEmpty())
                     showEmpty(it.lessons.isEmpty())
                     updateData(it.lessons)
-                    setDayHeaderMessage(it.headers.singleOrNull { header -> header.date == currentDate }?.content)
+                    setDayHeaderMessage(it.headers.find { header -> header.date == currentDate }?.content)
+                    reloadNavigation()
                 }
             }
             .onResourceIntermediate { view?.showRefresh(true) }
@@ -170,14 +197,54 @@ class TimetablePresenter @Inject constructor(
             .launch()
     }
 
+    private suspend fun checkInitialAndCurrentDate(student: Student, semester: Semester) {
+        if (initialDate == null) {
+            val lessons = timetableRepository.getTimetable(
+                student = student,
+                semester = semester,
+                start = now().monday,
+                end = now().sunday,
+                forceRefresh = false,
+                timetableType = TimetableRepository.TimetableType.NORMAL
+            ).toFirstResult().dataOrNull?.lessons.orEmpty()
+            isWeekendHasLessons = isWeekendHasLessons(lessons)
+            initialDate = getInitialDate(semester)
+        }
+
+        if (currentDate == null) {
+            currentDate = initialDate
+        }
+    }
+
+    private fun isWeekendHasLessons(
+        lessons: List<Timetable>,
+    ): Boolean = lessons.any {
+        it.date.dayOfWeek in listOf(
+            DayOfWeek.SATURDAY,
+            DayOfWeek.SUNDAY,
+        )
+    }
+
+    private fun getInitialDate(semester: Semester): LocalDate {
+        val now = now()
+
+        return when {
+            now.isHolidays -> now.getLastSchoolDayIfHoliday(semester.schoolYear)
+            isWeekendHasLessons -> now
+            else -> now.nextOrSameSchoolDay
+        }
+    }
+
     private fun updateData(lessons: List<Timetable>) {
         tickTimer?.cancel()
 
-        if (!prefRepository.showTimetableTimers) {
+        if (currentDate != now()) {
             view?.updateData(createItems(lessons))
         } else {
             tickTimer = timer(period = 2_000) {
-                view?.updateData(createItems(lessons))
+                Handler(Looper.getMainLooper()).post {
+                    view?.updateData(createItems(lessons))
+                }
             }
         }
     }
@@ -192,16 +259,38 @@ class TimetablePresenter @Inject constructor(
                 compareBy({ item -> item.number }, { item -> !item.isStudentPlan })
             )
 
-        return filteredItems.mapIndexed { i, it ->
-            if (it.isStudentPlan) TimetableItem.Normal(
-                lesson = it,
-                showGroupsInPlan = prefRepository.showGroupsInPlan,
-                timeLeft = filteredItems.getTimeLeftForLesson(it, i),
-                onClick = ::onTimetableItemSelected
-            ) else TimetableItem.Small(
-                lesson = it,
-                onClick = ::onTimetableItemSelected
-            )
+        var prevNum = when (prefRepository.showTimetableGaps) {
+            BETWEEN_AND_BEFORE_LESSONS -> 0
+            else -> null
+        }
+        return buildList {
+            filteredItems.forEachIndexed { i, it ->
+                if (prefRepository.showTimetableGaps != NO_GAPS && prevNum != null && it.number > prevNum!! + 1) {
+                    val emptyLesson = TimetableItem.Empty(
+                        numFrom = prevNum!! + 1,
+                        numTo = it.number - 1
+                    )
+                    add(emptyLesson)
+                }
+
+                if (it.isStudentPlan) {
+                    val normalLesson = TimetableItem.Normal(
+                        lesson = it,
+                        showGroupsInPlan = prefRepository.showGroupsInPlan,
+                        timeLeft = filteredItems.getTimeLeftForLesson(it, i),
+                        onClick = ::onTimetableItemSelected
+                    )
+                    add(normalLesson)
+                } else {
+                    val smallLesson = TimetableItem.Small(
+                        lesson = it,
+                        onClick = ::onTimetableItemSelected
+                    )
+                    add(smallLesson)
+                }
+
+                prevNum = it.number
+            }
         }
     }
 
@@ -242,7 +331,7 @@ class TimetablePresenter @Inject constructor(
     private fun reloadView(date: LocalDate) {
         currentDate = date
 
-        Timber.i("Reload timetable view with the date ${currentDate.toFormattedString()}")
+        Timber.i("Reload timetable view with the date ${currentDate?.toFormattedString()}")
         view?.apply {
             showProgress(true)
             enableSwipe(false)
@@ -255,10 +344,13 @@ class TimetablePresenter @Inject constructor(
     }
 
     private fun reloadNavigation() {
+        val currentDate = currentDate ?: return
+
         view?.apply {
             showPreButton(!currentDate.minusDays(1).isHolidays)
             showNextButton(!currentDate.plusDays(1).isHolidays)
             updateNavigationDay(currentDate.toFormattedString("EEEE, dd.MM").capitalise())
+            showNavigation(true)
         }
     }
 

app/src/main/java/io/github/wulkanowy/ui/modules/timetable/TimetableView.kt

@@ -36,6 +36,8 @@ interface TimetableView : BaseView {
 
     fun showContent(show: Boolean)
 
+    fun showNavigation(show: Boolean)
+
     fun showPreButton(show: Boolean)
 
     fun showNextButton(show: Boolean)

app/src/main/java/io/github/wulkanowy/ui/modules/timetablewidget/TimetableWidgetFactory.kt

@@ -16,6 +16,9 @@ import io.github.wulkanowy.data.db.SharedPrefProvider
 import io.github.wulkanowy.data.db.entities.Semester
 import io.github.wulkanowy.data.db.entities.Student
 import io.github.wulkanowy.data.db.entities.Timetable
+import io.github.wulkanowy.data.enums.TimetableGapsMode.BETWEEN_AND_BEFORE_LESSONS
+import io.github.wulkanowy.data.enums.TimetableGapsMode.NO_GAPS
+import io.github.wulkanowy.data.repositories.PreferencesRepository
 import io.github.wulkanowy.data.repositories.SemesterRepository
 import io.github.wulkanowy.data.repositories.StudentRepository
 import io.github.wulkanowy.data.repositories.TimetableRepository
@@ -24,6 +27,7 @@ import io.github.wulkanowy.ui.modules.timetablewidget.TimetableWidgetProvider.Co
 import io.github.wulkanowy.ui.modules.timetablewidget.TimetableWidgetProvider.Companion.getStudentWidgetKey
 import io.github.wulkanowy.ui.modules.timetablewidget.TimetableWidgetProvider.Companion.getTodayLastLessonEndDateTimeWidgetKey
 import io.github.wulkanowy.utils.getCompatColor
+import io.github.wulkanowy.utils.getPlural
 import io.github.wulkanowy.utils.toFormattedString
 import kotlinx.coroutines.runBlocking
 import timber.log.Timber
@@ -35,11 +39,12 @@ class TimetableWidgetFactory(
     private val studentRepository: StudentRepository,
     private val semesterRepository: SemesterRepository,
     private val sharedPref: SharedPrefProvider,
+    private val prefRepository: PreferencesRepository,
     private val context: Context,
     private val intent: Intent?
 ) : RemoteViewsService.RemoteViewsFactory {
 
-    private var lessons = emptyList<Timetable>()
+    private var items = emptyList<TimetableWidgetItem>()
 
     private var timetableCanceledColor: Int? = null
 
@@ -47,18 +52,13 @@ class TimetableWidgetFactory(
 
     private var timetableChangeColor: Int? = null
 
-    private var lastSyncInstant: Instant? = null
-
     override fun getLoadingView() = null
 
     override fun hasStableIds() = true
 
-    override fun getCount() = when {
-        lessons.isEmpty() -> 0
-        else -> lessons.size + 1
-    }
+    override fun getCount() = items.size
 
-    override fun getViewTypeCount() = 2
+    override fun getViewTypeCount() = 3
 
     override fun getItemId(position: Int) = position.toLong()
 
@@ -75,9 +75,10 @@ class TimetableWidgetFactory(
                 runBlocking {
                     val student = getStudent(studentId) ?: return@runBlocking
                     val semester = semesterRepository.getCurrentSemester(student)
-                    lessons = getLessons(student, semester, date)
-                    lastSyncInstant =
-                        timetableRepository.getLastRefreshTimestamp(semester, date, date)
+                    items = createItems(
+                        lessons = getLessons(student, semester, date),
+                        lastSync = timetableRepository.getLastRefreshTimestamp(semester, date, date)
+                    )
                     if (date == LocalDate.now()) {
                         updateTodayLastLessonEnd(appWidgetId)
                     }
@@ -101,8 +102,33 @@ class TimetableWidgetFactory(
         return lessons.sortedBy { it.number }
     }
 
+    private fun createItems(
+        lessons: List<Timetable>,
+        lastSync: Instant?,
+    ): List<TimetableWidgetItem> {
+        var prevNum = when (prefRepository.showTimetableGaps) {
+            BETWEEN_AND_BEFORE_LESSONS -> 0
+            else -> null
+        }
+        return buildList {
+            lessons.forEach {
+                if (prefRepository.showTimetableGaps != NO_GAPS && prevNum != null && it.number > prevNum!! + 1) {
+                    val emptyItem = TimetableWidgetItem.Empty(
+                        numFrom = prevNum!! + 1,
+                        numTo = it.number - 1
+                    )
+                    add(emptyItem)
+                }
+                add(TimetableWidgetItem.Normal(it))
+                prevNum = it.number
+            }
+            add(TimetableWidgetItem.Synchronized(lastSync ?: Instant.MIN))
+        }
+    }
+
     private fun updateTodayLastLessonEnd(appWidgetId: Int) {
-        val todayLastLessonEnd = lessons.maxOfOrNull { it.end } ?: return
+        val todayLastLessonEnd = items.filterIsInstance<TimetableWidgetItem.Normal>()
+            .maxOfOrNull { it.lesson.end } ?: return
         val key = getTodayLastLessonEndDateTimeWidgetKey(appWidgetId)
         sharedPref.putLong(key, todayLastLessonEnd.epochSecond, true)
     }
@@ -112,44 +138,81 @@ class TimetableWidgetFactory(
     }
 
     override fun getViewAt(position: Int): RemoteViews? {
-        if (position == lessons.size) {
-            val synchronizationInstant = lastSyncInstant ?: Instant.MIN
-            val synchronizationText = getSynchronizationInfoText(synchronizationInstant)
-            return RemoteViews(context.packageName, R.layout.item_widget_timetable_footer).apply {
-                setTextViewText(R.id.timetableWidgetSynchronizationTime, synchronizationText)
-            }
+        return when (val item = items.getOrNull(position) ?: return null) {
+            is TimetableWidgetItem.Normal -> getNormalItemRemoteView(item)
+            is TimetableWidgetItem.Empty -> getEmptyItemRemoteView(item)
+            is TimetableWidgetItem.Synchronized -> getSynchronizedItemRemoteView(item)
         }
+    }
 
-        val lesson = lessons.getOrNull(position) ?: return null
+    private fun getNormalItemRemoteView(item: TimetableWidgetItem.Normal): RemoteViews {
+        val lesson = item.lesson
 
         val lessonStartTime = lesson.start.toFormattedString(TIME_FORMAT_STYLE)
         val lessonEndTime = lesson.end.toFormattedString(TIME_FORMAT_STYLE)
-        val roomText = "${context.getString(R.string.timetable_room)} ${lesson.room}"
 
         val remoteViews = RemoteViews(context.packageName, R.layout.item_widget_timetable).apply {
             setTextViewText(R.id.timetableWidgetItemNumber, lesson.number.toString())
             setTextViewText(R.id.timetableWidgetItemTimeStart, lessonStartTime)
             setTextViewText(R.id.timetableWidgetItemTimeFinish, lessonEndTime)
             setTextViewText(R.id.timetableWidgetItemSubject, lesson.subject)
-            setTextViewText(R.id.timetableWidgetItemRoom, roomText)
+
             setTextViewText(R.id.timetableWidgetItemTeacher, lesson.teacher)
             setTextViewText(R.id.timetableWidgetItemDescription, lesson.info)
             setOnClickFillInIntent(R.id.timetableWidgetItemContainer, Intent())
         }
-
         updateTheme()
         clearLessonStyles(remoteViews)
-
+        if (lesson.room.isBlank()) {
+            remoteViews.setViewVisibility(R.id.timetableWidgetItemRoom, GONE)
+        } else {
+            remoteViews.setTextViewText(R.id.timetableWidgetItemRoom, lesson.room)
+        }
         when {
             lesson.canceled -> applyCancelledLessonStyles(remoteViews)
             lesson.changes or lesson.info.isNotBlank() -> applyChangedLessonStyles(
-                remoteViews, lesson
+                remoteViews = remoteViews,
+                lesson = lesson,
             )
         }
-
         return remoteViews
     }
 
+    private fun getEmptyItemRemoteView(item: TimetableWidgetItem.Empty): RemoteViews {
+        return RemoteViews(
+            context.packageName,
+            R.layout.item_widget_timetable_empty
+        ).apply {
+            setTextViewText(
+                R.id.timetableWidgetEmptyItemNumber,
+                when (item.numFrom) {
+                    item.numTo -> item.numFrom.toString()
+                    else -> "${item.numFrom}-${item.numTo}"
+                }
+            )
+            setTextViewText(
+                R.id.timetableWidgetEmptyItemText,
+                context.getPlural(
+                    R.plurals.timetable_no_lesson,
+                    item.numTo - item.numFrom + 1
+                )
+            )
+            setOnClickFillInIntent(R.id.timetableWidgetEmptyItemContainer, Intent())
+        }
+    }
+
+    private fun getSynchronizedItemRemoteView(item: TimetableWidgetItem.Synchronized): RemoteViews {
+        return RemoteViews(
+            context.packageName,
+            R.layout.item_widget_timetable_footer
+        ).apply {
+            setTextViewText(
+                R.id.timetableWidgetSynchronizationTime,
+                getSynchronizationInfoText(item.timestamp)
+            )
+        }
+    }
+
     private fun updateTheme() {
         when (context.resources.configuration.uiMode and Configuration.UI_MODE_NIGHT_MASK) {
             Configuration.UI_MODE_NIGHT_YES -> {

app/src/main/java/io/github/wulkanowy/ui/modules/timetablewidget/TimetableWidgetItem.kt

@@ -0,0 +1,26 @@
+package io.github.wulkanowy.ui.modules.timetablewidget
+
+import io.github.wulkanowy.data.db.entities.Timetable
+import java.time.Instant
+
+sealed class TimetableWidgetItem(val type: TimetableWidgetItemType) {
+
+    data class Normal(
+        val lesson: Timetable,
+    ) : TimetableWidgetItem(TimetableWidgetItemType.NORMAL)
+
+    data class Empty(
+        val numFrom: Int,
+        val numTo: Int
+    ) : TimetableWidgetItem(TimetableWidgetItemType.EMPTY)
+
+    data class Synchronized(
+        val timestamp: Instant,
+    ) : TimetableWidgetItem(TimetableWidgetItemType.SYNCHRONIZED)
+}
+
+enum class TimetableWidgetItemType {
+    NORMAL,
+    EMPTY,
+    SYNCHRONIZED,
+}

app/src/main/java/io/github/wulkanowy/ui/modules/timetablewidget/TimetableWidgetProvider.kt

@@ -8,6 +8,7 @@ import android.content.Context
 import android.content.Intent
 import android.content.Intent.FLAG_ACTIVITY_CLEAR_TASK
 import android.content.Intent.FLAG_ACTIVITY_NEW_TASK
+import android.graphics.Bitmap
 import android.widget.RemoteViews
 import androidx.appcompat.content.res.AppCompatResources
 import androidx.core.graphics.drawable.DrawableCompat
@@ -76,110 +77,151 @@ class TimetableWidgetProvider : BroadcastReceiver() {
     override fun onReceive(context: Context, intent: Intent) {
         GlobalScope.launch {
             when (intent.action) {
-                ACTION_APPWIDGET_UPDATE -> onUpdate(context, intent)
-                ACTION_APPWIDGET_DELETED -> onDelete(intent)
+                ACTION_APPWIDGET_UPDATE -> onWidgetUpdate(context, intent)
+                ACTION_APPWIDGET_DELETED -> onWidgetDeleted(intent)
             }
         }
     }
 
-    private suspend fun onUpdate(context: Context, intent: Intent) {
-        if (intent.getStringExtra(EXTRA_BUTTON_TYPE) == null) {
-            val isFromConfigure = intent.getBooleanExtra(EXTRA_FROM_CONFIGURE, false)
-            val appWidgetIds = intent.getIntArrayExtra(EXTRA_APPWIDGET_IDS) ?: return
+    private suspend fun onWidgetUpdate(context: Context, intent: Intent) {
+        val pressedButton = intent.getPressedButton()
 
-            appWidgetIds.forEach { appWidgetId ->
-                val student =
-                    getStudent(sharedPref.getLong(getStudentWidgetKey(appWidgetId), 0), appWidgetId)
-                val savedDataEpochDay = sharedPref.getLong(getDateWidgetKey(appWidgetId), 0)
-
-                val dateToLoad = if (isFromConfigure && savedDataEpochDay != 0L) {
-                    LocalDate.ofEpochDay(savedDataEpochDay)
-                } else {
-                    getWidgetDefaultDateToLoad(appWidgetId)
-                }
-
-                updateWidget(context, appWidgetId, dateToLoad, student)
-            }
+        if (pressedButton == null) {
+            val updatedWidgetIds = intent.getWidgetIds() ?: return
+            updatedWidgetIds.forEach { updateWidgetLayout(context, it) }
         } else {
-            val buttonType = intent.getStringExtra(EXTRA_BUTTON_TYPE)
-            val toggledWidgetId = intent.getIntExtra(EXTRA_TOGGLED_WIDGET_ID, 0)
-            val student = getStudent(
-                sharedPref.getLong(getStudentWidgetKey(toggledWidgetId), 0), toggledWidgetId
-            )
-            val savedDate =
-                LocalDate.ofEpochDay(sharedPref.getLong(getDateWidgetKey(toggledWidgetId), 0))
-            val date = when (buttonType) {
-                BUTTON_RESET -> getWidgetDefaultDateToLoad(toggledWidgetId)
-                BUTTON_NEXT -> savedDate.nextSchoolDay
-                BUTTON_PREV -> savedDate.previousSchoolDay
-                else -> getWidgetDefaultDateToLoad(toggledWidgetId)
-            }
-            if (!buttonType.isNullOrBlank()) {
-                analytics.logEvent(
-                    "changed_timetable_widget_day", "button" to buttonType
-                )
-            }
-            updateWidget(context, toggledWidgetId, date, student)
+            val widgetId = intent.getToggledWidgetId() ?: return
+            reportChangedDay(pressedButton)
+            updateSavedWidgetDate(widgetId, pressedButton)
+            updateWidgetLayout(context, widgetId)
         }
     }
 
-    private fun onDelete(intent: Intent) {
-        val appWidgetId = intent.getIntExtra(EXTRA_APPWIDGET_ID, 0)
+    private fun Intent.getPressedButton(): String? {
+        return getStringExtra(EXTRA_BUTTON_TYPE)
+    }
 
-        if (appWidgetId != 0) {
-            with(sharedPref) {
-                delete(getStudentWidgetKey(appWidgetId))
-                delete(getDateWidgetKey(appWidgetId))
-            }
+    private fun Intent.getWidgetIds(): IntArray? {
+        return getIntArrayExtra(EXTRA_APPWIDGET_IDS)
+    }
+
+    private fun Intent.getToggledWidgetId(): Int? {
+        val toggledWidgetId = getIntExtra(EXTRA_TOGGLED_WIDGET_ID, INVALID_APPWIDGET_ID)
+        return toggledWidgetId.takeIf { it != INVALID_APPWIDGET_ID }
+    }
+
+    private fun reportChangedDay(buttonType: String) {
+        if (buttonType.isNotBlank()) {
+            analytics.logEvent("changed_timetable_widget_day", "button" to buttonType)
         }
     }
 
-    private fun updateWidget(
-        context: Context, appWidgetId: Int, date: LocalDate, student: Student?
+    private fun updateSavedWidgetDate(widgetId: Int, buttonType: String) {
+        val savedDate = getSavedWidgetDate(widgetId)
+        val newDate = savedDate?.let { getNewDate(it, widgetId, buttonType) }
+            ?: getWidgetDefaultDateToLoad(widgetId)
+        setWidgetDate(widgetId, newDate)
+    }
+
+    private fun getSavedWidgetDate(widgetId: Int): LocalDate? {
+        val epochDay = sharedPref.getLong(getDateWidgetKey(widgetId), 0)
+        return if (epochDay == 0L) null else LocalDate.ofEpochDay(epochDay)
+    }
+
+    private fun getNewDate(
+        currentDate: LocalDate,
+        widgetId: Int,
+        selectedButton: String
+    ): LocalDate {
+        return when (selectedButton) {
+            BUTTON_NEXT -> currentDate.nextSchoolDay
+            BUTTON_PREV -> currentDate.previousSchoolDay
+            else -> getWidgetDefaultDateToLoad(widgetId)
+        }
+    }
+
+    private fun setWidgetDate(widgetId: Int, dateToSet: LocalDate) {
+        val widgetDateKey = getDateWidgetKey(widgetId)
+        sharedPref.putLong(widgetDateKey, dateToSet.toEpochDay(), true)
+    }
+
+    private fun getWidgetDefaultDateToLoad(widgetId: Int): LocalDate {
+        val lastLessonEndDateTime = getLastLessonDateTime(widgetId)
+
+        val todayDate = LocalDate.now()
+        val isLastLessonToday = lastLessonEndDateTime.toLocalDate() == todayDate
+        val isEndOfLessons = LocalDateTime.now() > lastLessonEndDateTime
+
+        return if (isLastLessonToday && isEndOfLessons) {
+            todayDate.nextSchoolDay
+        } else {
+            todayDate.nextOrSameSchoolDay
+        }
+    }
+
+    private fun getLastLessonDateTime(widgetId: Int): LocalDateTime {
+        val lastLessonTimestamp = sharedPref
+            .getLong(getTodayLastLessonEndDateTimeWidgetKey(widgetId), 0)
+        return LocalDateTime.ofEpochSecond(lastLessonTimestamp, 0, ZoneOffset.UTC)
+    }
+
+    private suspend fun updateWidgetLayout(
+        context: Context, widgetId: Int
     ) {
-        val nextNavIntent = createNavIntent(context, appWidgetId, appWidgetId, BUTTON_NEXT)
-        val prevNavIntent = createNavIntent(context, -appWidgetId, appWidgetId, BUTTON_PREV)
-        val resetNavIntent =
-            createNavIntent(context, Int.MAX_VALUE - appWidgetId, appWidgetId, BUTTON_RESET)
-        val adapterIntent = Intent(context, TimetableWidgetService::class.java).apply {
-            putExtra(EXTRA_APPWIDGET_ID, appWidgetId)
-            action = appWidgetId.toString() //make Intent unique
-        }
-        val appIntent = PendingIntent.getActivity(
-            context,
-            TIMETABLE_PENDING_INTENT_ID,
-            SplashActivity.getStartIntent(context, Destination.Timetable()),
-            PendingIntent.FLAG_UPDATE_CURRENT or PendingIntentCompat.FLAG_IMMUTABLE
-        )
+        val widgetRemoteViews = RemoteViews(context.packageName, R.layout.widget_timetable)
 
+        // Apply the click action intent
+        val appIntent = createPendingAppIntent(context)
+        widgetRemoteViews.setPendingIntentTemplate(R.id.timetableWidgetList, appIntent)
+
+        // Display saved date
+        val date = getSavedWidgetDate(widgetId) ?: getWidgetDefaultDateToLoad(widgetId)
         val formattedDate = date.toFormattedString("EEE, dd.MM").capitalise()
-        val remoteView = RemoteViews(context.packageName, R.layout.widget_timetable).apply {
-            setEmptyView(R.id.timetableWidgetList, R.id.timetableWidgetEmpty)
-            setTextViewText(R.id.timetableWidgetDate, formattedDate)
-            setRemoteAdapter(R.id.timetableWidgetList, adapterIntent)
+        widgetRemoteViews.setTextViewText(R.id.timetableWidgetDate, formattedDate)
+
+        // Apply intents to the date switcher buttons
+        val nextNavIntent = createNavButtonIntent(context, widgetId, widgetId, BUTTON_NEXT)
+        val prevNavIntent = createNavButtonIntent(context, -widgetId, widgetId, BUTTON_PREV)
+        val resetNavIntent =
+            createNavButtonIntent(context, Int.MAX_VALUE - widgetId, widgetId, BUTTON_RESET)
+        widgetRemoteViews.run {
             setOnClickPendingIntent(R.id.timetableWidgetNext, nextNavIntent)
             setOnClickPendingIntent(R.id.timetableWidgetPrev, prevNavIntent)
             setOnClickPendingIntent(R.id.timetableWidgetDate, resetNavIntent)
-            setPendingIntentTemplate(R.id.timetableWidgetList, appIntent)
         }
 
-        student?.let {
-            setupAccountView(context, student, remoteView, appWidgetId)
+        // Setup the lesson list adapter
+        val lessonListAdapterIntent = createLessonListAdapterIntent(context, widgetId)
+        // --- Ensure the selected date is stored in the shared preferences,
+        // --- on which the TimetableWidgetFactory relies
+        setWidgetDate(widgetId, date)
+        // ---
+        widgetRemoteViews.apply {
+            setEmptyView(R.id.timetableWidgetList, R.id.timetableWidgetEmpty)
+            setRemoteAdapter(R.id.timetableWidgetList, lessonListAdapterIntent)
         }
 
-        with(sharedPref) {
-            putLong(getDateWidgetKey(appWidgetId), date.toEpochDay(), true)
+        // Setup profile picture
+        getWidgetStudent(widgetId)?.let { student ->
+            setupAccountView(context, student, widgetRemoteViews, widgetId)
         }
 
+        // Apply updates
         with(appWidgetManager) {
-            partiallyUpdateAppWidget(appWidgetId, remoteView)
-            notifyAppWidgetViewDataChanged(appWidgetId, R.id.timetableWidgetList)
+            partiallyUpdateAppWidget(widgetId, widgetRemoteViews)
+            notifyAppWidgetViewDataChanged(widgetId, R.id.timetableWidgetList)
         }
 
         Timber.d("TimetableWidgetProvider updated")
     }
 
-    private fun createNavIntent(
+    private fun createPendingAppIntent(context: Context) = PendingIntent.getActivity(
+        context, TIMETABLE_PENDING_INTENT_ID,
+        SplashActivity.getStartIntent(context, Destination.Timetable()),
+        PendingIntent.FLAG_UPDATE_CURRENT or PendingIntentCompat.FLAG_IMMUTABLE
+    )
+
+    private fun createNavButtonIntent(
         context: Context, code: Int, appWidgetId: Int, buttonType: String
     ) = PendingIntent.getBroadcast(
         context, code, Intent(context, TimetableWidgetProvider::class.java).apply {
@@ -189,6 +231,17 @@ class TimetableWidgetProvider : BroadcastReceiver() {
         }, PendingIntent.FLAG_UPDATE_CURRENT or PendingIntentCompat.FLAG_IMMUTABLE
     )
 
+    private fun createLessonListAdapterIntent(context: Context, widgetId: Int) =
+        Intent(context, TimetableWidgetService::class.java).apply {
+            putExtra(EXTRA_APPWIDGET_ID, widgetId)
+            action = widgetId.toString() //make Intent unique
+        }
+
+    private suspend fun getWidgetStudent(widgetId: Int): Student? {
+        val studentId = sharedPref.getLong(getStudentWidgetKey(widgetId), 0)
+        return getStudent(studentId, widgetId)
+    }
+
     private suspend fun getStudent(studentId: Long, appWidgetId: Int) = try {
         val students = studentRepository.getSavedStudents(false)
         val student = students.singleOrNull { it.student.id == studentId }?.student
@@ -199,6 +252,7 @@ class TimetableWidgetProvider : BroadcastReceiver() {
                     sharedPref.putLong(getStudentWidgetKey(appWidgetId), it.id)
                 }
             }
+
             else -> null
         }
     } catch (e: Exception) {
@@ -208,60 +262,64 @@ class TimetableWidgetProvider : BroadcastReceiver() {
         null
     }
 
-    private fun getWidgetDefaultDateToLoad(appWidgetId: Int): LocalDate {
-        val lastLessonEndTimestamp =
-            sharedPref.getLong(getTodayLastLessonEndDateTimeWidgetKey(appWidgetId), 0)
-        val lastLessonEndDateTime =
-            LocalDateTime.ofEpochSecond(lastLessonEndTimestamp, 0, ZoneOffset.UTC)
+    private fun setupAccountView(
+        context: Context, student: Student, remoteViews: RemoteViews, widgetId: Int
+    ) {
+        val accountInitials = getAccountInitials(student.nickOrName)
+        val accountPickerPendingIntent = createAccountPickerPendingIntent(context, widgetId)
 
-        val todayDate = LocalDate.now()
-        val isLastLessonEndDateNow = lastLessonEndDateTime.toLocalDate() == todayDate
-        val isLastLessonEndDateAfterNowTime = LocalDateTime.now() > lastLessonEndDateTime
+        getAvatarBackgroundBitmap(context, student.avatarColor)?.let {
+            remoteViews.setImageViewBitmap(R.id.timetableWidgetAccountBackground, it)
+        }
 
-        return if (isLastLessonEndDateNow && isLastLessonEndDateAfterNowTime) {
-            todayDate.nextSchoolDay
-        } else {
-            todayDate.nextOrSameSchoolDay
+        remoteViews.apply {
+            setTextViewText(R.id.timetableWidgetAccountInitials, accountInitials)
+            setOnClickPendingIntent(R.id.timetableWidgetAccount, accountPickerPendingIntent)
         }
     }
 
-    private fun setupAccountView(
-        context: Context,
-        student: Student,
-        remoteViews: RemoteViews,
-        appWidgetId: Int
-    ) {
-        val accountInitials = student.nickOrName
-            .split(" ")
-            .mapNotNull { it.firstOrNull() }.take(2)
-            .joinToString(separator = "").uppercase()
+    private fun getAccountInitials(name: String): String {
+        val firstLetters = name.split(" ").mapNotNull { it.firstOrNull() }
+        return firstLetters.joinToString(separator = "").uppercase()
+    }
 
-        val accountPickerIntent = PendingIntent.getActivity(
+    private fun createAccountPickerPendingIntent(context: Context, widgetId: Int) =
+        PendingIntent.getActivity(
             context,
-            -Int.MAX_VALUE + appWidgetId,
+            -Int.MAX_VALUE + widgetId,
             Intent(context, TimetableWidgetConfigureActivity::class.java).apply {
                 addFlags(FLAG_ACTIVITY_NEW_TASK or FLAG_ACTIVITY_CLEAR_TASK)
-                putExtra(EXTRA_APPWIDGET_ID, appWidgetId)
+                putExtra(EXTRA_APPWIDGET_ID, widgetId)
                 putExtra(EXTRA_FROM_PROVIDER, true)
             },
             PendingIntent.FLAG_UPDATE_CURRENT or PendingIntentCompat.FLAG_IMMUTABLE
         )
 
-        // Create background bitmap
+    private fun getAvatarBackgroundBitmap(context: Context, avatarColor: Long): Bitmap? {
         val avatarDrawableResource = R.drawable.background_timetable_widget_avatar
-        AppCompatResources.getDrawable(context, avatarDrawableResource)?.let { drawable ->
+        return AppCompatResources.getDrawable(context, avatarDrawableResource)?.let { drawable ->
             val screenDensity = context.resources.displayMetrics.density
             val avatarSize = (48 * screenDensity).toInt()
-            val backgroundBitmap = DrawableCompat.wrap(drawable).run {
-                DrawableCompat.setTint(this, student.avatarColor.toInt())
+            DrawableCompat.wrap(drawable).run {
+                DrawableCompat.setTint(this, avatarColor.toInt())
                 toBitmap(avatarSize, avatarSize)
             }
-            remoteViews.setImageViewBitmap(R.id.timetableWidgetAccountBackground, backgroundBitmap)
         }
+    }
 
-        remoteViews.apply {
-            setTextViewText(R.id.timetableWidgetAccountInitials, accountInitials)
-            setOnClickPendingIntent(R.id.timetableWidgetAccount, accountPickerIntent)
+    private fun onWidgetDeleted(intent: Intent) {
+        val deletedWidgetId = intent.getWidgetId()
+        deleteWidgetPreferences(deletedWidgetId)
+    }
+
+    private fun Intent.getWidgetId(): Int {
+        return getIntExtra(EXTRA_APPWIDGET_ID, INVALID_APPWIDGET_ID)
+    }
+
+    private fun deleteWidgetPreferences(widgetId: Int) {
+        with(sharedPref) {
+            delete(getStudentWidgetKey(widgetId))
+            delete(getDateWidgetKey(widgetId))
         }
     }
 }

app/src/main/java/io/github/wulkanowy/utils/AppInfo.kt

@@ -25,7 +25,8 @@ open class AppInfo @Inject constructor() {
 
     open val systemModel: String get() = Build.MODEL
 
-    open val messagesBaseUrl = BuildConfig.MESSAGES_BASE_URL
+    open val messagesBaseUrl: String = BuildConfig.MESSAGES_BASE_URL
+    open val schoolsBaseUrl: String = BuildConfig.SCHOOLS_BASE_URL
 
     @Suppress("DEPRECATION")
     open val systemLanguage: String

app/src/main/java/io/github/wulkanowy/utils/LoggerUtils.kt

@@ -7,7 +7,7 @@ import android.os.Bundle
 import android.view.View
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.FragmentManager
-import fr.bipi.tressence.common.filters.Filter
+import fr.bipi.treessence.common.filters.Filter
 import io.github.wulkanowy.sdk.exception.FeatureNotAvailableException
 import io.github.wulkanowy.sdk.scrapper.exception.FeatureDisabledException
 import timber.log.Timber

app/src/main/java/io/github/wulkanowy/utils/SdkExtension.kt

@@ -16,6 +16,7 @@ fun Sdk.init(student: Student): Sdk {
         mobileBaseUrl = student.mobileBaseUrl
     } else {
         scrapperBaseUrl = student.scrapperBaseUrl
+        domainSuffix = student.scrapperDomainSuffix
         loginType = Sdk.ScrapperLoginType.valueOf(student.loginType)
     }
 

app/src/main/java/io/github/wulkanowy/utils/SemesterExtension.kt

@@ -1,16 +1,27 @@
 package io.github.wulkanowy.utils
 
 import io.github.wulkanowy.data.db.entities.Semester
+import java.time.LocalDate
 import java.time.LocalDate.now
+import java.time.Month
 
-inline val Semester.isCurrent: Boolean
-    get() = now() in start..end
+fun Semester.isCurrent(now: LocalDate = now()): Boolean {
+    val shiftedStart = if (start.month == Month.SEPTEMBER) {
+        start.minusDays(3)
+    } else start
+
+    val shiftedEnd = if (end.month == Month.AUGUST || end.month == Month.SEPTEMBER) {
+        end.minusDays(3)
+    } else end
+
+    return now in shiftedStart..shiftedEnd
+}
 
 fun List<Semester>.getCurrentOrLast(): Semester {
     if (isEmpty()) throw RuntimeException("Empty semester list")
 
     // when there is only one current semester
-    singleOrNull { it.isCurrent }?.let { return it }
+    singleOrNull { it.isCurrent() }?.let { return it }
 
     // when there is more than one current semester - find one with higher id
     singleOrNull { semester -> semester.semesterId == maxByOrNull { it.semesterId }?.semesterId }?.let { return it }

app/src/main/play/release-notes/pl-PL/default.txt

@@ -1,9 +1,7 @@
-Wersja 2.0.5
+Wersja 2.2.3
 
-— zaktualizowaliśmy wygląd aplikacji na (częściowo) zgodny z wytycznymi Material 3
-— dodaliśmy możliwość zmiany kolejności pozycji w menu dolnym
-— poprawiliśmy sposób wyświetlania błędu o nieprawidłowym haśle na ekranie logowania
-— od teraz zmiana ustawień liczenia średniej automatycznie odświeży listę ocen
-— dodaliśmy okienko na wpisanie numeru PESEL, gdy dziennik wymaga dodatkowej autoryzacji dostępu
+— ułatwiliśmy przełączenie dnia na weekend w planie lekcji przy użyciu strzałek
+— poprawiliśmy wsparcie dla statystyk ocen z systemem punktowym
+— poprawiliśmy sortowanie nauczycieli w widoku Szkoła i nauczyciele
 
 Pełna lista zmian: https://github.com/wulkanowy/wulkanowy/releases

app/src/main/res/drawable/background_timetable_widget_avatar.xml

@@ -2,5 +2,5 @@
 <shape xmlns:android="http://schemas.android.com/apk/res/android"
     android:shape="rectangle">
     <solid android:color="#FF000000" />
-    <corners android:radius="12dp" />
+    <corners android:radius="14dp" />
 </shape>

app/src/main/res/drawable/background_widget_item_timetable.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <shape xmlns:android="http://schemas.android.com/apk/res/android">
     <solid android:color="#FFFFFBFF" />
-    <corners android:radius="12dp" />
+    <corners android:radius="14dp" />
 </shape>

app/src/main/res/drawable/ic_login.xml

@@ -0,0 +1,5 @@
+<vector android:autoMirrored="true" android:height="24dp"
+    android:tint="#000000" android:viewportHeight="24"
+    android:viewportWidth="24" android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="@android:color/white" android:pathData="M11,7L9.6,8.4l2.6,2.6H2v2h10.2l-2.6,2.6L11,17l5,-5L11,7zM20,19h-8v2h8c1.1,0 2,-0.9 2,-2V5c0,-1.1 -0.9,-2 -2,-2h-8v2h8V19z"/>
+</vector>

app/src/main/res/drawable/ic_timetable_widget_swap.xml

@@ -1,6 +1,6 @@
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="24dp"
-    android:height="24dp"
+    android:width="20dp"
+    android:height="20dp"
     android:viewportWidth="24"
     android:viewportHeight="24">
   <path

app/src/main/res/drawable/ic_widget_chevron.xml

@@ -1,6 +1,6 @@
 <vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="24dp"
-    android:height="24dp"
+    android:width="20dp"
+    android:height="20dp"
     android:viewportWidth="24"
     android:viewportHeight="24">
     <path

app/src/main/res/layout-v31/widget_timetable_preview.xml

@@ -5,10 +5,10 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:background="@drawable/background_widget_timetable"
-    android:backgroundTint="?attr/colorSurface"
+    android:backgroundTint="?attr/colorSecondaryContainer"
     android:clipToOutline="true"
     android:orientation="vertical"
-    android:paddingHorizontal="16dp"
+    android:paddingHorizontal="12dp"
     android:theme="@style/Wulkanowy.Widget.Theme"
     tools:context=".ui.modules.timetablewidget.TimetableWidgetProvider">
 
@@ -16,23 +16,47 @@
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:gravity="center_vertical"
-        android:orientation="horizontal"
-        android:paddingVertical="16dp">
+        android:paddingTop="12dp"
+        android:paddingBottom="8dp">
+
+        <FrameLayout
+            android:layout_width="48dp"
+            android:layout_height="48dp">
+
+            <ImageView
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                android:importantForAccessibility="no"
+                android:src="@drawable/background_timetable_widget_avatar"
+                android:tint="?attr/colorPrimary"
+                app:tint="?attr/colorPrimary"
+                tools:ignore="UseAppTint" />
+
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center"
+                android:text="JK"
+                android:textAppearance="?attr/textAppearanceTitleLarge"
+                android:textColor="?attr/colorOnPrimary"
+                android:textSize="18sp"
+                tools:ignore="HardcodedText" />
+
+        </FrameLayout>
 
         <TextView
             android:layout_width="0dp"
             android:layout_height="wrap_content"
-            android:layout_marginStart="8dp"
+            android:layout_marginHorizontal="12dp"
             android:layout_weight="1"
             android:lines="1"
-            android:text="Pon, 03.10"
-            android:textAppearance="?attr/textAppearanceHeadline5"
+            android:text="Pon, 19.05"
+            android:textSize="18sp"
             tools:ignore="HardcodedText" />
 
         <ImageButton
             android:layout_width="48dp"
             android:layout_height="48dp"
-            android:layout_marginStart="12dp"
             android:background="?attr/selectableItemBackgroundBorderless"
             android:contentDescription="@string/all_prev"
             android:rotation="180"
@@ -51,46 +75,273 @@
             app:tint="?attr/colorPrimary"
             tools:ignore="UseAppTint" />
 
-        <TextView
-            android:layout_width="48dp"
-            android:layout_height="48dp"
-            android:layout_marginStart="12dp"
-            android:background="@drawable/background_timetable_widget_avatar"
-            android:backgroundTint="?attr/colorPrimary"
-            android:contentDescription="@string/account_quick_manager"
-            android:gravity="center"
-            android:text="AW"
-            android:textAppearance="?attr/textAppearanceTitleLarge"
-            android:textColor="?attr/colorOnPrimary" />
     </LinearLayout>
 
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:orientation="vertical"
-        android:showDividers="middle">
+        android:paddingBottom="12dp">
 
-        <ImageView
+        <LinearLayout
             android:layout_width="match_parent"
-            android:layout_height="56dp"
+            android:layout_height="wrap_content"
             android:layout_marginBottom="4dp"
-            android:importantForAccessibility="no"
-            android:src="@drawable/background_widget_item_timetable"
-            app:tint="?attr/backgroundColor" />
+            android:background="@drawable/background_widget_item_timetable"
+            android:backgroundTint="?attr/colorSurface"
+            android:gravity="center_vertical"
+            android:minHeight="48dp"
+            android:orientation="horizontal"
+            android:paddingHorizontal="12dp"
+            android:paddingVertical="8dp">
 
-        <ImageView
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text="1"
+                android:textSize="22sp"
+                tools:ignore="HardcodedText" />
+
+            <LinearLayout
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="10dp"
+                android:gravity="center_vertical"
+                android:orientation="vertical">
+
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="08:00"
+                    android:textAppearance="?attr/textAppearanceBodySmall"
+                    tools:ignore="HardcodedText" />
+
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="2dp"
+                    android:text="09:45"
+                    android:textAppearance="?attr/textAppearanceBodySmall"
+                    tools:ignore="HardcodedText" />
+
+            </LinearLayout>
+
+            <LinearLayout
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="12dp"
+                android:layout_weight="1"
+                android:orientation="vertical">
+
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:ellipsize="end"
+                    android:lines="1"
+                    android:text="Wychowanie fizyczne"
+                    android:textSize="14sp"
+                    tools:ignore="HardcodedText" />
+
+                <LinearLayout
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:orientation="horizontal">
+
+                    <TextView
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:layout_marginEnd="6dp"
+                        android:text="213"
+                        android:textSize="12sp"
+                        tools:ignore="HardcodedText" />
+
+                    <TextView
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:ellipsize="end"
+                        android:lines="1"
+                        android:text="Dorota Nowak"
+                        android:textAppearance="?attr/textAppearanceBodySmall"
+                        tools:ignore="HardcodedText" />
+
+                </LinearLayout>
+
+            </LinearLayout>
+
+        </LinearLayout>
+
+        <LinearLayout
             android:layout_width="match_parent"
-            android:layout_height="56dp"
+            android:layout_height="wrap_content"
             android:layout_marginBottom="4dp"
-            android:importantForAccessibility="no"
-            android:src="@drawable/background_widget_item_timetable"
-            app:tint="?attr/backgroundColor" />
+            android:background="@drawable/background_widget_item_timetable"
+            android:backgroundTint="?attr/colorSurface"
+            android:gravity="center_vertical"
+            android:minHeight="48dp"
+            android:orientation="horizontal"
+            android:paddingHorizontal="12dp"
+            android:paddingVertical="8dp">
 
-        <ImageView
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text="2"
+                android:textSize="22sp"
+                tools:ignore="HardcodedText"
+                tools:textColor="?attr/colorTimetableChange" />
+
+            <LinearLayout
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="10dp"
+                android:gravity="center_vertical"
+                android:orientation="vertical">
+
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="08:50"
+                    android:textAppearance="?attr/textAppearanceBodySmall"
+                    tools:ignore="HardcodedText" />
+
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="2dp"
+                    android:text="09:35"
+                    android:textAppearance="?attr/textAppearanceBodySmall"
+                    tools:ignore="HardcodedText" />
+
+            </LinearLayout>
+
+            <LinearLayout
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="12dp"
+                android:layout_weight="1"
+                android:orientation="vertical">
+
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:ellipsize="end"
+                    android:lines="1"
+                    android:text="Język polski"
+                    android:textColor="?attr/colorTimetableChange"
+                    android:textSize="14sp"
+                    tools:ignore="HardcodedText" />
+
+                <LinearLayout
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:orientation="horizontal">
+
+                    <TextView
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:layout_marginEnd="6dp"
+                        android:text="125"
+                        android:textSize="12sp"
+                        tools:ignore="HardcodedText" />
+
+                    <TextView
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:ellipsize="end"
+                        android:lines="1"
+                        android:text="Karolina Kowalska"
+                        android:textAppearance="?attr/textAppearanceBodySmall"
+                        android:textColor="?attr/colorTimetableChange"
+                        tools:ignore="HardcodedText" />
+
+                </LinearLayout>
+
+            </LinearLayout>
+
+            <ImageView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="12dp"
+                android:contentDescription="@string/timetable_changes"
+                android:tint="?attr/colorTimetableChange"
+                app:tint="?attr/colorTimetableChange"
+                tools:ignore="UseAppTint"
+                tools:src="@drawable/ic_timetable_widget_swap" />
+
+        </LinearLayout>
+
+        <LinearLayout
             android:layout_width="match_parent"
-            android:layout_height="56dp"
-            android:importantForAccessibility="no"
-            android:src="@drawable/background_widget_item_timetable"
-            app:tint="?attr/backgroundColor" />
+            android:layout_height="wrap_content"
+            android:background="@drawable/background_widget_item_timetable"
+            android:backgroundTint="?attr/colorSurface"
+            android:gravity="center_vertical"
+            android:minHeight="48dp"
+            android:orientation="horizontal"
+            android:paddingHorizontal="12dp"
+            android:paddingVertical="8dp">
+
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text="3"
+                android:textSize="22sp"
+                tools:ignore="HardcodedText"
+                tools:textColor="?attr/colorTimetableCanceled" />
+
+            <LinearLayout
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="10dp"
+                android:gravity="center_vertical"
+                android:orientation="vertical">
+
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="09:45"
+                    android:textAppearance="?attr/textAppearanceBodySmall"
+                    tools:ignore="HardcodedText" />
+
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="2dp"
+                    android:text="10:30"
+                    android:textAppearance="?attr/textAppearanceBodySmall"
+                    tools:ignore="HardcodedText" />
+
+            </LinearLayout>
+
+            <LinearLayout
+                android:layout_width="0dp"
+                android:layout_height="wrap_content"
+                android:layout_marginStart="12dp"
+                android:layout_weight="1"
+                android:orientation="vertical">
+
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:ellipsize="end"
+                    android:lines="1"
+                    android:text="Wiedza o społeczeństwie"
+                    android:textColor="?attr/colorTimetableCanceled"
+                    android:textSize="14sp"
+                    tools:ignore="HardcodedText" />
+
+                <TextView
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:text="Lekcja odwołana: uczniowie zwolnieni do domu"
+                    android:textAppearance="?attr/textAppearanceBodySmall"
+                    android:textColor="?attr/colorTimetableCanceled"
+                    tools:ignore="HardcodedText" />
+
+            </LinearLayout>
+
+        </LinearLayout>
+
     </LinearLayout>
+
 </LinearLayout>