Option to clear updates feed

.idea/compiler.xml

@@ -1,8 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="CompilerConfiguration">
-    <bytecodeTargetLevel>
+    <bytecodeTargetLevel target="1.8" />
-      <module name="Kotatsu.app" target="1.8" />
-    </bytecodeTargetLevel>
   </component>
 </project>

.idea/dictionaries/admin.xml

@@ -3,6 +3,7 @@
     <words>
       <w>chucker</w>
       <w>desu</w>
+      <w>failsafe</w>
       <w>koin</w>
       <w>kotatsu</w>
       <w>manga</w>

.idea/misc.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">

README.md

@@ -8,7 +8,7 @@ Kotatsu is a free and open source manga reader for Android.
 
 Latest release: [get here](https://github.com/nv95/Kotatsu/releases/latest)
 
-Legacy build (Android 4.1+): [available here](https://github.com/nv95/Kotatsu/releases/tag/v0.3-legacy)
+Legacy build (Android 4.1+): [available here](https://github.com/nv95/Kotatsu/releases/tag/v0.4-legacy)
 
 ### Main Features
 
@@ -24,6 +24,7 @@ Legacy build (Android 4.1+): [available here](https://github.com/nv95/Kotatsu/re
 
 ### Coming Features
 
+* Updates feed
 * Global search
 
 ### Screenshots

app/build.gradle

@@ -6,7 +6,6 @@ plugins {
 }
 
 def gitCommits = 'git rev-list --count HEAD'.execute([], rootDir).text.trim().toInteger()
-def gitBranch = 'git branch --show-current'.execute([], rootDir).text.trim()
 
 android {
 	compileSdkVersion 29
@@ -17,9 +16,7 @@ android {
 		minSdkVersion 21
 		targetSdkVersion 29
 		versionCode gitCommits
-		versionName '0.4'
+		versionName '0.5-b2'
-
-		buildConfigField 'String', 'GIT_BRANCH', "\"${gitBranch}\""
 
 		kapt {
 			arguments {
@@ -33,6 +30,7 @@ android {
 	}
 	kotlinOptions {
 		jvmTarget = JavaVersion.VERSION_1_8.toString()
+		freeCompilerArgs += "-Xopt-in=kotlinx.coroutines.ExperimentalCoroutinesApi"
 	}
 	buildTypes {
 		debug {
@@ -63,18 +61,17 @@ dependencies {
 	implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.6'
 	implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.6'
 
-	implementation 'androidx.core:core-ktx:1.3.0-rc01'
+	implementation 'androidx.core:core-ktx:1.5.0-alpha01'
-	implementation 'androidx.appcompat:appcompat:1.2.0-rc01'
+	implementation 'androidx.activity:activity-ktx:1.2.0-alpha06'
-	implementation 'androidx.activity:activity-ktx:1.2.0-alpha04'
+	implementation 'androidx.fragment:fragment-ktx:1.3.0-alpha06'
-	implementation 'androidx.fragment:fragment-ktx:1.3.0-alpha04'
+	implementation 'androidx.lifecycle:lifecycle-runtime-ktx:2.3.0-alpha05'
-	implementation 'androidx.lifecycle:lifecycle-runtime-ktx:2.3.0-alpha02'
+	implementation 'androidx.constraintlayout:constraintlayout:2.0.0-beta7'
-	implementation 'androidx.constraintlayout:constraintlayout:2.0.0-beta6'
+	implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.1.0'
-	implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.1.0-rc01'
+	implementation 'androidx.recyclerview:recyclerview:1.2.0-alpha04'
-	implementation 'androidx.recyclerview:recyclerview:1.2.0-alpha03'
 	implementation 'androidx.viewpager2:viewpager2:1.1.0-alpha01'
 	implementation 'androidx.preference:preference-ktx:1.1.1'
-	implementation 'androidx.work:work-runtime-ktx:2.3.4'
+	implementation 'androidx.work:work-runtime-ktx:2.4.0-rc01'
-	implementation 'com.google.android.material:material:1.2.0-alpha06'
+	implementation 'com.google.android.material:material:1.3.0-alpha01'
 
 	implementation 'androidx.room:room-runtime:2.2.5'
 	implementation 'androidx.room:room-ktx:2.2.5'
@@ -100,5 +97,5 @@ dependencies {
 	releaseImplementation 'com.github.ChuckerTeam.Chucker:library-no-op:3.2.0'
 
 	testImplementation 'junit:junit:4.13'
-	testImplementation 'org.json:json:20190722'
+	testImplementation 'org.json:json:20200518'
 }

app/src/main/AndroidManifest.xml

@@ -23,7 +23,7 @@
 		android:theme="@style/AppTheme"
 		android:usesCleartextTraffic="true"
 		tools:ignore="UnusedAttribute">
-		<activity android:name=".ui.main.MainActivity">
+		<activity android:name=".ui.list.MainActivity">
 			<intent-filter>
 				<action android:name="android.intent.action.MAIN" />
 				<category android:name="android.intent.category.LAUNCHER" />
@@ -59,7 +59,7 @@
 			android:theme="@android:style/Theme.DeviceDefault.Dialog"
 			android:windowSoftInputMode="stateAlwaysHidden" />
 		<activity
-			android:name=".ui.main.list.favourites.categories.CategoriesActivity"
+			android:name="org.koitharu.kotatsu.ui.list.favourites.categories.CategoriesActivity"
 			android:label="@string/favourites_categories"
 			android:windowSoftInputMode="stateAlwaysHidden" />
 		<activity
@@ -69,6 +69,8 @@
 				<action android:name="android.appwidget.action.APPWIDGET_CONFIGURE" />
 			</intent-filter>
 		</activity>
+		<activity android:name=".ui.search.global.GlobalSearchActivity"
+			android:label="@string/search" />
 
 		<service
 			android:name=".ui.download.DownloadService"

app/src/main/java/org/koitharu/kotatsu/KotatsuApp.kt

@@ -3,6 +3,8 @@ package org.koitharu.kotatsu
 import android.app.Application
 import androidx.appcompat.app.AppCompatDelegate
 import androidx.room.Room
+import androidx.room.RoomDatabase
+import androidx.sqlite.db.SupportSQLiteDatabase
 import coil.Coil
 import coil.ComponentRegistry
 import coil.ImageLoaderBuilder
@@ -16,10 +18,7 @@ import org.koin.core.context.startKoin
 import org.koin.dsl.module
 import org.koitharu.kotatsu.core.db.DatabasePrePopulateCallback
 import org.koitharu.kotatsu.core.db.MangaDatabase
-import org.koitharu.kotatsu.core.db.migrations.Migration1To2
+import org.koitharu.kotatsu.core.db.migrations.*
-import org.koitharu.kotatsu.core.db.migrations.Migration2To3
-import org.koitharu.kotatsu.core.db.migrations.Migration3To4
-import org.koitharu.kotatsu.core.db.migrations.Migration4To5
 import org.koitharu.kotatsu.core.local.CbzFetcher
 import org.koitharu.kotatsu.core.local.PagesCache
 import org.koitharu.kotatsu.core.local.cookies.PersistentCookieJar
@@ -126,6 +125,6 @@ class KotatsuApp : Application() {
 		applicationContext,
 		MangaDatabase::class.java,
 		"kotatsu-db"
-	).addMigrations(Migration1To2, Migration2To3, Migration3To4, Migration4To5)
+	).addMigrations(Migration1To2, Migration2To3, Migration3To4, Migration4To5, Migration5To6)
 		.addCallback(DatabasePrePopulateCallback(resources))
 }

app/src/main/java/org/koitharu/kotatsu/core/db/MangaDatabase.kt

@@ -7,8 +7,9 @@ import org.koitharu.kotatsu.core.db.entity.*
 @Database(
 	entities = [
 		MangaEntity::class, TagEntity::class, HistoryEntity::class, MangaTagsEntity::class,
-		FavouriteCategoryEntity::class, FavouriteEntity::class, MangaPrefsEntity::class, TrackEntity::class
+		FavouriteCategoryEntity::class, FavouriteEntity::class, MangaPrefsEntity::class,
-	], version = 5
+		TrackEntity::class, TrackLogEntity::class
+	], version = 6
 )
 abstract class MangaDatabase : RoomDatabase() {
 
@@ -25,4 +26,6 @@ abstract class MangaDatabase : RoomDatabase() {
 	abstract val favouriteCategoriesDao: FavouriteCategoriesDao
 
 	abstract val tracksDao: TracksDao
+
+	abstract val trackLogsDao: TrackLogsDao
 }

app/src/main/java/org/koitharu/kotatsu/core/db/TrackLogsDao.kt

@@ -0,0 +1,28 @@
+package org.koitharu.kotatsu.core.db
+
+import androidx.room.*
+import org.koitharu.kotatsu.core.db.entity.TrackLogEntity
+import org.koitharu.kotatsu.core.db.entity.TrackLogWithManga
+
+@Dao
+interface TrackLogsDao {
+
+	@Transaction
+	@Query("SELECT * FROM track_logs ORDER BY created_at DESC LIMIT :limit OFFSET :offset")
+	suspend fun findAll(offset: Int, limit: Int): List<TrackLogWithManga>
+
+	@Query("DELETE FROM track_logs")
+	suspend fun clear()
+
+	@Insert(onConflict = OnConflictStrategy.REPLACE)
+	suspend fun insert(entity: TrackLogEntity): Long
+
+	@Query("DELETE FROM track_logs WHERE manga_id = :mangaId")
+	suspend fun removeAll(mangaId: Long)
+
+	@Query("DELETE FROM track_logs WHERE manga_id NOT IN (SELECT manga_id FROM tracks)")
+	suspend fun cleanup()
+
+	@Query("SELECT COUNT(*) FROM track_logs")
+	suspend fun count(): Int
+}

app/src/main/java/org/koitharu/kotatsu/core/db/TracksDao.kt

@@ -25,11 +25,13 @@ abstract class TracksDao {
 	@Query("DELETE FROM tracks WHERE manga_id = :mangaId")
 	abstract suspend fun delete(mangaId: Long)
 
+	@Query("DELETE FROM tracks WHERE manga_id NOT IN (SELECT manga_id FROM history UNION SELECT manga_id FROM favourites)")
+	abstract suspend fun cleanup()
+
 	@Transaction
 	open suspend fun upsert(entity: TrackEntity) {
 		if (update(entity) == 0) {
 			insert(entity)
 		}
 	}
-
 }

app/src/main/java/org/koitharu/kotatsu/core/db/entity/TrackLogEntity.kt

@@ -0,0 +1,24 @@
+package org.koitharu.kotatsu.core.db.entity
+
+import androidx.room.ColumnInfo
+import androidx.room.Entity
+import androidx.room.ForeignKey
+import androidx.room.PrimaryKey
+
+@Entity(
+	tableName = "track_logs", foreignKeys = [
+		ForeignKey(
+			entity = MangaEntity::class,
+			parentColumns = ["manga_id"],
+			childColumns = ["manga_id"],
+			onDelete = ForeignKey.CASCADE
+		)
+	]
+)
+data class TrackLogEntity(
+	@PrimaryKey(autoGenerate = true)
+	@ColumnInfo(name = "id") val id: Long = 0L,
+	@ColumnInfo(name = "manga_id", index = true) val mangaId: Long,
+	@ColumnInfo(name = "chapters") val chapters: String,
+	@ColumnInfo(name = "created_at") val createdAt: Long = System.currentTimeMillis()
+)

app/src/main/java/org/koitharu/kotatsu/core/db/entity/TrackLogWithManga.kt

@@ -0,0 +1,30 @@
+package org.koitharu.kotatsu.core.db.entity
+
+import androidx.room.Embedded
+import androidx.room.Junction
+import androidx.room.Relation
+import org.koitharu.kotatsu.core.model.TrackingLogItem
+import java.util.*
+
+data class TrackLogWithManga(
+	@Embedded val trackLog: TrackLogEntity,
+	@Relation(
+		parentColumn = "manga_id",
+		entityColumn = "manga_id"
+	)
+	val manga: MangaEntity,
+	@Relation(
+		parentColumn = "manga_id",
+		entityColumn = "tag_id",
+		associateBy = Junction(MangaTagsEntity::class)
+	)
+	val tags: List<TagEntity>
+) {
+
+	fun toTrackingLogItem() = TrackingLogItem(
+		id = trackLog.id,
+		chapters = trackLog.chapters.split('\n').filterNot { x -> x.isEmpty() },
+		manga = manga.toManga(tags.map { x -> x.toMangaTag() }.toSet()),
+		createdAt = Date(trackLog.createdAt)
+	)
+}

app/src/main/java/org/koitharu/kotatsu/core/db/migrations/Migration5To6.kt

@@ -0,0 +1,12 @@
+package org.koitharu.kotatsu.core.db.migrations
+
+import androidx.room.migration.Migration
+import androidx.sqlite.db.SupportSQLiteDatabase
+
+object Migration5To6 : Migration(5, 6) {
+
+	override fun migrate(database: SupportSQLiteDatabase) {
+		database.execSQL("CREATE TABLE IF NOT EXISTS track_logs (id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, manga_id INTEGER NOT NULL, chapters TEXT NOT NULL, created_at INTEGER NOT NULL, FOREIGN KEY(manga_id) REFERENCES manga(manga_id) ON UPDATE NO ACTION ON DELETE CASCADE)")
+		database.execSQL("CREATE INDEX IF NOT EXISTS index_track_logs_manga_id ON track_logs (manga_id)")
+	}
+}

app/src/main/java/org/koitharu/kotatsu/core/github/AppVersion.kt

@@ -9,5 +9,6 @@ data class AppVersion(
 	val name: String,
 	val url: String,
 	val apkSize: Long,
-	val apkUrl: String
+	val apkUrl: String,
+	val description: String
 ) : Parcelable

app/src/main/java/org/koitharu/kotatsu/core/github/GithubRepository.kt

@@ -22,7 +22,8 @@ class GithubRepository : KoinComponent {
 			url = json.getString("html_url"),
 			name = json.getString("name").removePrefix("v"),
 			apkSize = asset.getLong("size"),
-			apkUrl = asset.getString("browser_download_url")
+			apkUrl = asset.getString("browser_download_url"),
+			description = json.getString("body")
 		)
 	}
 }

app/src/main/java/org/koitharu/kotatsu/core/model/TrackingLogItem.kt

@@ -0,0 +1,13 @@
+package org.koitharu.kotatsu.core.model
+
+import android.os.Parcelable
+import kotlinx.android.parcel.Parcelize
+import java.util.*
+
+@Parcelize
+data class TrackingLogItem (
+	val id: Long,
+	val manga: Manga,
+	val chapters: List<String>,
+	val createdAt: Date
+): Parcelable

app/src/main/java/org/koitharu/kotatsu/core/parser/LocalMangaRepository.kt

@@ -72,7 +72,6 @@ class LocalMangaRepository : MangaRepository, KoinComponent {
 			}
 	}
 
-
 	fun delete(manga: Manga): Boolean {
 		val file = Uri.parse(manga.url).toFile()
 		return file.delete()

app/src/main/java/org/koitharu/kotatsu/core/parser/site/GroupleRepository.kt

@@ -113,7 +113,7 @@ abstract class GroupleRepository(loaderContext: MangaLoaderContext) :
 						a.attr("href")?.withDomain(domain) ?: return@mapIndexedNotNull null
 					MangaChapter(
 						id = href.longHashCode(),
-						name = a.ownText(),
+						name = a.ownText().removePrefix(manga.title).trim(),
 						number = i + 1,
 						url = href,
 						source = source

app/src/main/java/org/koitharu/kotatsu/core/prefs/AppSection.kt

@@ -2,5 +2,5 @@ package org.koitharu.kotatsu.core.prefs
 
 enum class AppSection {
 
-	LOCAL, FAVOURITES, HISTORY;
+	LOCAL, FAVOURITES, HISTORY, FEED
 }

app/src/main/java/org/koitharu/kotatsu/domain/MangaProviderFactory.kt

@@ -13,7 +13,8 @@ import java.util.*
 object MangaProviderFactory : KoinComponent {
 
 	private val loaderContext by inject<MangaLoaderContext>()
-	private val cache = EnumMap<MangaSource, WeakReference<MangaRepository>>(MangaSource::class.java)
+	private val cache =
+		EnumMap<MangaSource, WeakReference<MangaRepository>>(MangaSource::class.java)
 
 	fun getSources(includeHidden: Boolean): List<MangaSource> {
 		val settings = get<AppSettings>()
@@ -33,24 +34,37 @@ object MangaProviderFactory : KoinComponent {
 		}
 	}
 
-	fun createLocal(): LocalMangaRepository =
+	fun createLocal(): LocalMangaRepository {
-		(cache[MangaSource.LOCAL]?.get() as? LocalMangaRepository)
+		var instance = cache[MangaSource.LOCAL]?.get()
-			?: LocalMangaRepository().also {
+		if (instance == null) {
-				cache[MangaSource.LOCAL] = WeakReference<MangaRepository>(it)
+			synchronized(cache) {
+				instance = cache[MangaSource.LOCAL]?.get()
+				if (instance == null) {
+					instance = LocalMangaRepository()
+					cache[MangaSource.LOCAL] = WeakReference<MangaRepository>(instance)
+				}
 			}
+		}
+		return instance as LocalMangaRepository
+	}
 
 	@Throws(Throwable::class)
 	fun create(source: MangaSource): MangaRepository {
-		cache[source]?.get()?.let {
+		var instance = cache[source]?.get()
-			return it
+		if (instance == null) {
+			synchronized(cache) {
+				instance = cache[source]?.get()
+				if (instance == null) {
+					instance = try {
+						source.cls.getDeclaredConstructor(MangaLoaderContext::class.java)
+							.newInstance(loaderContext)
+					} catch (e: NoSuchMethodException) {
+						source.cls.newInstance()
+					}
+					cache[source] = WeakReference(instance!!)
+				}
+			}
 		}
-		val instance = try {
+		return instance!!
-			source.cls.getDeclaredConstructor(MangaLoaderContext::class.java)
-				.newInstance(loaderContext)
-		} catch (e: NoSuchMethodException) {
-			source.cls.newInstance()
-		}
-		cache[source] = WeakReference<MangaRepository>(instance)
-		return instance
 	}
 }

app/src/main/java/org/koitharu/kotatsu/domain/MangaSearchRepository.kt

@@ -0,0 +1,34 @@
+package org.koitharu.kotatsu.domain
+
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.flow
+import org.koin.core.KoinComponent
+import org.koitharu.kotatsu.core.model.Manga
+import org.koitharu.kotatsu.core.model.MangaSource
+import org.koitharu.kotatsu.core.model.SortOrder
+import java.util.*
+
+class MangaSearchRepository : KoinComponent {
+
+	fun globalSearch(query: String, batchSize: Int = 4): Flow<List<Manga>> = flow {
+		val sources = MangaProviderFactory.getSources(false)
+		val lists = EnumMap<MangaSource, List<Manga>>(MangaSource::class.java)
+		var i = 0
+		while (true) {
+			var isEmitted = false
+			for (source in sources) {
+				val list = lists.getOrPut(source) {
+					MangaProviderFactory.create(source).getList(0, query, SortOrder.POPULARITY)
+				}
+				if (i < list.size) {
+					emit(list.subList(i, (i + batchSize).coerceAtMost(list.lastIndex)))
+					isEmitted = true
+				}
+			}
+			i += batchSize
+			if (!isEmitted) {
+				return@flow
+			}
+		}
+	}
+}

app/src/main/java/org/koitharu/kotatsu/domain/MangaUtils.kt

@@ -3,6 +3,7 @@ package org.koitharu.kotatsu.domain
 import android.graphics.BitmapFactory
 import android.net.Uri
 import android.util.Size
+import androidx.annotation.WorkerThread
 import okhttp3.OkHttpClient
 import okhttp3.Request
 import org.koin.core.KoinComponent
@@ -21,6 +22,8 @@ object MangaUtils : KoinComponent {
 	 * Automatic determine type of manga by page size
 	 * @return ReaderMode.WEBTOON if page is wide
 	 */
+	@WorkerThread
+	@Suppress("BlockingMethodInNonBlockingContext")
 	suspend fun determineReaderMode(pages: List<MangaPage>): ReaderMode? {
 		try {
 			val page = pages.medianOrNull() ?: return null

app/src/main/java/org/koitharu/kotatsu/domain/tracking/TrackingRepository.kt

@@ -1,11 +1,15 @@
 package org.koitharu.kotatsu.domain.tracking
 
+import androidx.room.withTransaction
 import org.koin.core.KoinComponent
 import org.koin.core.inject
 import org.koitharu.kotatsu.core.db.MangaDatabase
 import org.koitharu.kotatsu.core.db.entity.TrackEntity
+import org.koitharu.kotatsu.core.db.entity.TrackLogEntity
 import org.koitharu.kotatsu.core.model.Manga
+import org.koitharu.kotatsu.core.model.MangaChapter
 import org.koitharu.kotatsu.core.model.MangaTracking
+import org.koitharu.kotatsu.core.model.TrackingLogItem
 import java.util.*
 
 class TrackingRepository : KoinComponent {
@@ -34,22 +38,50 @@ class TrackingRepository : KoinComponent {
 		}
 	}
 
+	suspend fun getTrackingLog(offset: Int, limit: Int): List<TrackingLogItem> {
+		return db.trackLogsDao.findAll(offset, limit).map { x ->
+			x.toTrackingLogItem()
+		}
+	}
+
+	suspend fun count() = db.trackLogsDao.count()
+
+	suspend fun clearLogs() = db.trackLogsDao.clear()
+
+	suspend fun cleanup() {
+		db.withTransaction {
+			db.tracksDao.cleanup()
+			db.trackLogsDao.cleanup()
+		}
+	}
+
 	suspend fun storeTrackResult(
 		mangaId: Long,
 		knownChaptersCount: Int,
 		lastChapterId: Long,
-		newChapters: Int,
+		newChapters: List<MangaChapter>,
-		lastNotifiedChapterId: Long
+		previousTrackChapterId: Long
 	) {
-		val entity = TrackEntity(
+		db.withTransaction {
-			mangaId = mangaId,
+			val entity = TrackEntity(
-			newChapters = newChapters,
+				mangaId = mangaId,
-			lastCheck = System.currentTimeMillis(),
+				newChapters = newChapters.size,
-			lastChapterId = lastChapterId,
+				lastCheck = System.currentTimeMillis(),
-			totalChapters = knownChaptersCount,
+				lastChapterId = lastChapterId,
-			lastNotifiedChapterId = lastNotifiedChapterId
+				totalChapters = knownChaptersCount,
-		)
+				lastNotifiedChapterId = newChapters.lastOrNull()?.id ?: previousTrackChapterId
-		db.tracksDao.upsert(entity)
+			)
+			db.tracksDao.upsert(entity)
+			val foundChapters = newChapters.takeLastWhile { x -> x.id != previousTrackChapterId }
+			if (foundChapters.isNotEmpty()) {
+				val logEntity = TrackLogEntity(
+					mangaId = mangaId,
+					chapters = foundChapters.joinToString("\n") { x -> x.name },
+					createdAt = System.currentTimeMillis()
+				)
+				db.trackLogsDao.insert(logEntity)
+			}
+		}
 	}
 
 	suspend fun upsert(manga: Manga) {

app/src/main/java/org/koitharu/kotatsu/ui/browser/BrowserActivity.kt

@@ -29,7 +29,7 @@ class BrowserActivity : BaseActivity(), BrowserCallback {
 		webView.webViewClient = BrowserClient(this)
 		val url = intent?.dataString
 		if (url.isNullOrEmpty()) {
-			finish()
+			finishAfterTransition()
 		} else {
 			webView.loadUrl(url)
 		}
@@ -43,7 +43,7 @@ class BrowserActivity : BaseActivity(), BrowserCallback {
 	override fun onOptionsItemSelected(item: MenuItem): Boolean = when (item.itemId) {
 		android.R.id.home -> {
 			webView.stopLoading()
-			finish()
+			finishAfterTransition()
 			true
 		}
 		R.id.action_browser -> {

app/src/main/java/org/koitharu/kotatsu/ui/common/AlertDialogFragment.kt

@@ -5,6 +5,7 @@ import android.os.Bundle
 import android.view.View
 import androidx.annotation.LayoutRes
 import androidx.appcompat.app.AlertDialog
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import moxy.MvpAppCompatDialogFragment
 
 abstract class AlertDialogFragment(@LayoutRes private val layoutResId: Int) : MvpAppCompatDialogFragment() {
@@ -17,7 +18,7 @@ abstract class AlertDialogFragment(@LayoutRes private val layoutResId: Int) : Mv
 		if (view != null) {
 			onViewCreated(view, savedInstanceState)
 		}
-		return AlertDialog.Builder(requireContext(), theme)
+		return MaterialAlertDialogBuilder(requireContext(), theme)
 			.setView(view)
 			.also(::onBuildDialog)
 			.create()

app/src/main/java/org/koitharu/kotatsu/ui/common/BaseActivity.kt

@@ -1,12 +1,10 @@
 package org.koitharu.kotatsu.ui.common
 
-import android.view.KeyEvent
 import android.view.MenuItem
 import android.view.View
 import androidx.appcompat.widget.Toolbar
 import moxy.MvpAppCompatActivity
 import org.koin.core.KoinComponent
-import org.koitharu.kotatsu.BuildConfig
 import org.koitharu.kotatsu.R
 
 abstract class BaseActivity : MvpAppCompatActivity(), KoinComponent {
@@ -29,13 +27,4 @@ abstract class BaseActivity : MvpAppCompatActivity(), KoinComponent {
 		onBackPressed()
 		true
 	} else super.onOptionsItemSelected(item)
-
-	override fun onKeyDown(keyCode: Int, event: KeyEvent?): Boolean {
-		//TODO remove. Just for testing
-		if (BuildConfig.DEBUG && keyCode == KeyEvent.KEYCODE_VOLUME_UP) {
-			recreate()
-			return true
-		}
-		return super.onKeyDown(keyCode, event)
-	}
 }

app/src/main/java/org/koitharu/kotatsu/ui/common/SharedPresenterHolder.kt

@@ -0,0 +1,25 @@
+package org.koitharu.kotatsu.ui.common
+
+import android.util.ArrayMap
+import moxy.MvpPresenter
+import java.lang.ref.WeakReference
+
+abstract class SharedPresenterHolder<T : MvpPresenter<*>> {
+
+	private val cache = ArrayMap<Int, WeakReference<T>>(3)
+
+	fun getInstance(key: Int): T {
+		var instance = cache[key]?.get()
+		if (instance == null) {
+			instance = onCreatePresenter(key)
+			cache[key] = WeakReference(instance)
+		}
+		return instance
+	}
+
+	fun clear(key: Int) {
+		cache.remove(key)
+	}
+
+	protected abstract fun onCreatePresenter(key: Int): T
+}

app/src/main/java/org/koitharu/kotatsu/ui/common/dialog/CheckBoxAlertDialog.kt

@@ -8,6 +8,7 @@ import androidx.annotation.DrawableRes
 import androidx.annotation.StringRes
 import androidx.appcompat.app.AlertDialog
 import com.google.android.material.checkbox.MaterialCheckBox
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import org.koitharu.kotatsu.R
 
 class CheckBoxAlertDialog private constructor(private val delegate: AlertDialog) :
@@ -22,7 +23,7 @@ class CheckBoxAlertDialog private constructor(private val delegate: AlertDialog)
 			.inflate(R.layout.dialog_checkbox, null, false)
 		private val checkBox = view.findViewById<MaterialCheckBox>(android.R.id.checkbox)
 
-		private val delegate = AlertDialog.Builder(context)
+		private val delegate = MaterialAlertDialogBuilder(context)
 			.setView(view)
 
 		fun setTitle(@StringRes titleResId: Int): Builder {

app/src/main/java/org/koitharu/kotatsu/ui/common/dialog/StorageSelectDialog.kt

@@ -7,6 +7,7 @@ import android.view.ViewGroup
 import android.widget.BaseAdapter
 import androidx.annotation.StringRes
 import androidx.appcompat.app.AlertDialog
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import kotlinx.android.synthetic.main.item_storage.view.*
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.parser.LocalMangaRepository
@@ -23,7 +24,7 @@ class StorageSelectDialog private constructor(private val delegate: AlertDialog)
 	class Builder(context: Context, defaultValue: File?, listener: OnStorageSelectListener) {
 
 		private val adapter = VolumesAdapter(context)
-		private val delegate = AlertDialog.Builder(context)
+		private val delegate = MaterialAlertDialogBuilder(context)
 
 		init {
 			if (adapter.isEmpty) {

app/src/main/java/org/koitharu/kotatsu/ui/common/dialog/TextInputDialog.kt

@@ -7,6 +7,7 @@ import android.text.InputFilter
 import android.view.LayoutInflater
 import androidx.annotation.StringRes
 import androidx.appcompat.app.AlertDialog
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import kotlinx.android.synthetic.main.dialog_input.view.*
 import org.koitharu.kotatsu.R
 
@@ -20,7 +21,7 @@ class TextInputDialog private constructor(private val delegate: AlertDialog) :
 		@SuppressLint("InflateParams")
 		private val view = LayoutInflater.from(context).inflate(R.layout.dialog_input, null, false)
 
-		private val delegate = AlertDialog.Builder(context)
+		private val delegate = MaterialAlertDialogBuilder(context)
 			.setView(view)
 
 		fun setTitle(@StringRes titleResId: Int): Builder {

app/src/main/java/org/koitharu/kotatsu/ui/common/list/BaseRecyclerAdapter.kt

@@ -87,16 +87,23 @@ abstract class BaseRecyclerAdapter<T, E>(private val onItemClickListener: OnRecy
 	final override fun getItemCount() = dataSet.size
 
 	final override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): BaseViewHolder<T, E> {
-		return onCreateViewHolder(parent).setOnItemClickListener(onItemClickListener)
+		return onCreateViewHolder(parent)
-			.also(this::onViewHolderCreated)
+	}
+
+	override fun onViewDetachedFromWindow(holder: BaseViewHolder<T, E>) {
+		holder.setOnItemClickListener(null)
+		super.onViewDetachedFromWindow(holder)
+	}
+
+	override fun onViewAttachedToWindow(holder: BaseViewHolder<T, E>) {
+		super.onViewAttachedToWindow(holder)
+		holder.setOnItemClickListener(onItemClickListener)
 	}
 
 	protected open fun onDataSetChanged() = Unit
 
 	protected abstract fun getExtra(item: T, position: Int): E
 
-	protected open fun onViewHolderCreated(holder: BaseViewHolder<T, E>) = Unit
-
 	protected abstract fun onCreateViewHolder(parent: ViewGroup): BaseViewHolder<T, E>
 
 	protected abstract fun onGetItemId(item: T): Long

app/src/main/java/org/koitharu/kotatsu/ui/common/list/BaseViewHolder.kt

@@ -1,6 +1,5 @@
 package org.koitharu.kotatsu.ui.common.list
 
-import android.os.Build
 import android.view.View
 import android.view.ViewGroup
 import androidx.annotation.LayoutRes
@@ -27,26 +26,29 @@ abstract class BaseViewHolder<T, E> protected constructor(view: View) :
 		onBind(data, extra)
 	}
 
-	fun requireData() = boundData ?: throw IllegalStateException("Calling requireData() before bind()")
+	fun requireData(): T {
+		return boundData ?: throw IllegalStateException("Calling requireData() before bind()")
+	}
 
-	fun setOnItemClickListener(listener: OnRecyclerItemClickListener<T>?): BaseViewHolder<T, E> {
+	fun setOnItemClickListener(listener: OnRecyclerItemClickListener<T>?) {
-		if (listener != null) {
+		val listenersAdapter = listener?.let { HolderListenersAdapter(it) }
-			itemView.setOnClickListener {
+		itemView.setOnClickListener(listenersAdapter)
-				listener.onItemClick(boundData ?: return@setOnClickListener, bindingAdapterPosition, it)
+		itemView.setOnLongClickListener(listenersAdapter)
-			}
-			itemView.setOnLongClickListener {
-				listener.onItemLongClick(boundData ?: return@setOnLongClickListener false, bindingAdapterPosition, it)
-			}
-			if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
-				itemView.setOnContextClickListener {
-					listener.onItemLongClick(boundData ?: return@setOnContextClickListener false, bindingAdapterPosition, it)
-				}
-			}
-		}
-		return this
 	}
 
 	open fun onRecycled() = Unit
 
 	abstract fun onBind(data: T, extra: E)
+
+	private inner class HolderListenersAdapter(private val listener: OnRecyclerItemClickListener<T>) :
+		View.OnClickListener, View.OnLongClickListener {
+
+		override fun onClick(v: View) {
+			listener.onItemClick(boundData ?: return, bindingAdapterPosition, v)
+		}
+
+		override fun onLongClick(v: View): Boolean {
+			return listener.onItemLongClick(boundData ?: return false, bindingAdapterPosition, v)
+		}
+	}
 }

app/src/main/java/org/koitharu/kotatsu/ui/common/list/BoundsScrollListener.kt

@@ -12,13 +12,15 @@ abstract class BoundsScrollListener(private val offsetTop: Int, private val offs
 		super.onScrolled(recyclerView, dx, dy)
 		val layoutManager = (recyclerView.layoutManager as? LinearLayoutManager) ?: return
 		val firstVisibleItemPosition = layoutManager.findFirstVisibleItemPosition()
+		if (firstVisibleItemPosition == RecyclerView.NO_POSITION) {
+			return
+		}
 		if (firstVisibleItemPosition <= offsetTop) {
 			onScrolledToStart(recyclerView)
-			return
 		}
 		val visibleItemCount = layoutManager.childCount
 		val totalItemCount = layoutManager.itemCount
-		if (visibleItemCount + firstVisibleItemPosition >= totalItemCount - offsetBottom && firstVisibleItemPosition >= 0) {
+		if (visibleItemCount + firstVisibleItemPosition >= totalItemCount - offsetBottom) {
 			onScrolledToEnd(recyclerView)
 		}
 	}

app/src/main/java/org/koitharu/kotatsu/ui/common/list/PaginationScrollListener.kt

@@ -2,24 +2,31 @@ package org.koitharu.kotatsu.ui.common.list
 
 import androidx.recyclerview.widget.RecyclerView
 
-class PaginationScrollListener(offset: Int, private val callback: Callback) : BoundsScrollListener(0, offset) {
+class PaginationScrollListener(offset: Int, private val callback: Callback) :
+	BoundsScrollListener(0, offset) {
 
 	private var lastTotalCount = 0
 
-	override fun onScrolledToStart(recyclerView: RecyclerView)  = Unit
+	override fun onScrolledToStart(recyclerView: RecyclerView) = Unit
 
 	override fun onScrolledToEnd(recyclerView: RecyclerView) {
-		val total = recyclerView.adapter?.itemCount ?: 0
+		val total = callback.getItemsCount()
 		if (total > lastTotalCount) {
-			callback.onRequestMoreItems(total)
 			lastTotalCount = total
+			callback.onRequestMoreItems(total)
 		} else if (total < lastTotalCount) {
 			lastTotalCount = total
 		}
 	}
 
+	fun reset() {
+		lastTotalCount = 0
+	}
+
 	interface Callback {
 
 		fun onRequestMoreItems(offset: Int)
+
+		fun getItemsCount(): Int
 	}
 }

app/src/main/java/org/koitharu/kotatsu/ui/common/list/ProgressBarAdapter.kt

@@ -0,0 +1,24 @@
+package org.koitharu.kotatsu.ui.common.list
+
+import android.view.ViewGroup
+
+class ProgressBarAdapter : BaseRecyclerAdapter<Boolean, Unit>() {
+
+	var isProgressVisible: Boolean
+		get() = dataSet.isNotEmpty()
+		set(value) {
+			if (value == dataSet.isEmpty()) {
+				if (value) {
+					appendItem(true)
+				} else {
+					removeItemAt(0)
+				}
+			}
+		}
+
+	override fun getExtra(item: Boolean, position: Int) = Unit
+
+	override fun onCreateViewHolder(parent: ViewGroup) = ProgressBarHolder(parent)
+
+	override fun onGetItemId(item: Boolean) = -1L
+}

app/src/main/java/org/koitharu/kotatsu/ui/common/list/ProgressBarHolder.kt

@@ -0,0 +1,34 @@
+package org.koitharu.kotatsu.ui.common.list
+
+import android.view.View
+import android.view.ViewGroup
+import kotlinx.android.synthetic.main.item_progress.*
+import org.koitharu.kotatsu.R
+
+class ProgressBarHolder(parent: ViewGroup) :
+	BaseViewHolder<Boolean, Unit>(parent, R.layout.item_progress) {
+
+	private var pendingVisibility: Int = View.GONE
+	private val action = Runnable {
+		progressBar?.visibility = pendingVisibility
+		pendingVisibility = View.GONE
+	}
+
+	override fun onBind(data: Boolean, extra: Unit) {
+		val visibility = if (data) {
+			View.VISIBLE
+		} else {
+			View.INVISIBLE
+		}
+		if (visibility != progressBar.visibility && visibility != pendingVisibility) {
+			progressBar.removeCallbacks(action)
+			pendingVisibility = visibility
+			progressBar.postDelayed(action, 400)
+		}
+	}
+
+	override fun onRecycled() {
+		progressBar.removeCallbacks(action)
+		super.onRecycled()
+	}
+}

app/src/main/java/org/koitharu/kotatsu/ui/details/ChapterHolder.kt

@@ -35,7 +35,7 @@ class ChapterHolder(parent: ViewGroup) :
 				textView_number.setTextColor(context.getThemeColor(android.R.attr.textColorPrimaryInverse))
 			}
 			ChapterExtra.CHECKED -> {
-				textView_number.setBackgroundResource(R.drawable.bg_badge_accent)
+				textView_number.background = null
 				textView_number.setTextColor(Color.TRANSPARENT)
 			}
 		}

app/src/main/java/org/koitharu/kotatsu/ui/details/ChaptersFragment.kt

@@ -25,7 +25,9 @@ class ChaptersFragment : BaseFragment(R.layout.fragment_chapters), MangaDetailsV
 	OnRecyclerItemClickListener<MangaChapter>, ActionMode.Callback {
 
 	@Suppress("unused")
-	private val presenter by moxyPresenter(factory = MangaDetailsPresenter.Companion::getInstance)
+	private val presenter by moxyPresenter {
+		MangaDetailsPresenter.getInstance(activity.hashCode())
+	}
 
 	private var manga: Manga? = null
 

app/src/main/java/org/koitharu/kotatsu/ui/details/MangaDetailsActivity.kt

@@ -7,11 +7,12 @@ import android.os.Bundle
 import android.view.Menu
 import android.view.MenuItem
 import android.widget.Toast
-import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.view.ActionMode
+import androidx.core.content.ContextCompat
 import androidx.core.content.pm.ShortcutManagerCompat
 import androidx.core.net.toFile
 import androidx.lifecycle.lifecycleScope
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import com.google.android.material.snackbar.Snackbar
 import com.google.android.material.tabs.TabLayout
 import com.google.android.material.tabs.TabLayoutMediator
@@ -31,11 +32,14 @@ import org.koitharu.kotatsu.ui.download.DownloadService
 import org.koitharu.kotatsu.utils.MangaShortcut
 import org.koitharu.kotatsu.utils.ShareHelper
 import org.koitharu.kotatsu.utils.ext.getDisplayMessage
+import org.koitharu.kotatsu.utils.ext.getThemeColor
 
 class MangaDetailsActivity : BaseActivity(), MangaDetailsView,
 	TabLayoutMediator.TabConfigurationStrategy {
 
-	private val presenter by moxyPresenter(factory = MangaDetailsPresenter.Companion::getInstance)
+	private val presenter by moxyPresenter {
+		MangaDetailsPresenter.getInstance(hashCode())
+	}
 
 	private var manga: Manga? = null
 
@@ -50,7 +54,7 @@ class MangaDetailsActivity : BaseActivity(), MangaDetailsView,
 				presenter.loadDetails(it, true)
 			} ?: intent?.getLongExtra(EXTRA_MANGA_ID, 0)?.takeUnless { it == 0L }?.let {
 				presenter.findMangaById(it)
-			} ?: finish()
+			} ?: finishAfterTransition()
 		}
 	}
 
@@ -71,13 +75,13 @@ class MangaDetailsActivity : BaseActivity(), MangaDetailsView,
 			this, getString(R.string._s_deleted_from_local_storage, manga.title),
 			Toast.LENGTH_SHORT
 		).show()
-		finish()
+		finishAfterTransition()
 	}
 
 	override fun onError(e: Throwable) {
 		if (manga == null) {
 			Toast.makeText(this, e.getDisplayMessage(resources), Toast.LENGTH_LONG).show()
-			finish()
+			finishAfterTransition()
 		} else {
 			Snackbar.make(pager, e.getDisplayMessage(resources), Snackbar.LENGTH_LONG).show()
 		}
@@ -124,7 +128,7 @@ class MangaDetailsActivity : BaseActivity(), MangaDetailsView,
 		}
 		R.id.action_delete -> {
 			manga?.let { m ->
-				AlertDialog.Builder(this)
+				MaterialAlertDialogBuilder(this)
 					.setTitle(R.string.delete_manga)
 					.setMessage(getString(R.string.text_delete_local_manga, m.title))
 					.setPositiveButton(R.string.delete) { _, _ ->
@@ -139,7 +143,7 @@ class MangaDetailsActivity : BaseActivity(), MangaDetailsView,
 			manga?.let {
 				val chaptersCount = it.chapters?.size ?: 0
 				if (chaptersCount > 5) {
-					AlertDialog.Builder(this)
+					MaterialAlertDialogBuilder(this)
 						.setTitle(R.string.save_manga)
 						.setMessage(
 							getString(
@@ -188,6 +192,7 @@ class MangaDetailsActivity : BaseActivity(), MangaDetailsView,
 		tab.text = when (position) {
 			0 -> getString(R.string.details)
 			1 -> getString(R.string.chapters)
+			2 -> getString(R.string.related)
 			else -> null
 		}
 	}
@@ -195,11 +200,13 @@ class MangaDetailsActivity : BaseActivity(), MangaDetailsView,
 	override fun onSupportActionModeStarted(mode: ActionMode) {
 		super.onSupportActionModeStarted(mode)
 		pager.isUserInputEnabled = false
+		window?.statusBarColor = ContextCompat.getColor(this, R.color.grey_dark)
 	}
 
 	override fun onSupportActionModeFinished(mode: ActionMode) {
 		super.onSupportActionModeFinished(mode)
 		pager.isUserInputEnabled = true
+		window?.statusBarColor = getThemeColor(R.attr.colorPrimaryDark)
 	}
 
 	companion object {

app/src/main/java/org/koitharu/kotatsu/ui/details/MangaDetailsAdapter.kt

@@ -6,11 +6,12 @@ import androidx.viewpager2.adapter.FragmentStateAdapter
 
 class MangaDetailsAdapter(activity: FragmentActivity) : FragmentStateAdapter(activity) {
 
-	override fun getItemCount() = 2
+	override fun getItemCount() = 3
 
 	override fun createFragment(position: Int): Fragment = when(position) {
 		0 -> MangaDetailsFragment()
 		1 -> ChaptersFragment()
+		2 -> RelatedMangaFragment()
 		else -> throw IndexOutOfBoundsException("No fragment for position $position")
 	}
 }

app/src/main/java/org/koitharu/kotatsu/ui/details/MangaDetailsFragment.kt

@@ -14,7 +14,7 @@ import org.koitharu.kotatsu.core.model.FavouriteCategory
 import org.koitharu.kotatsu.core.model.Manga
 import org.koitharu.kotatsu.core.model.MangaHistory
 import org.koitharu.kotatsu.ui.common.BaseFragment
-import org.koitharu.kotatsu.ui.main.list.favourites.categories.select.FavouriteCategoriesDialog
+import org.koitharu.kotatsu.ui.list.favourites.categories.select.FavouriteCategoriesDialog
 import org.koitharu.kotatsu.ui.reader.ReaderActivity
 import org.koitharu.kotatsu.ui.search.MangaSearchSheet
 import org.koitharu.kotatsu.utils.FileSizeUtils
@@ -29,7 +29,9 @@ class MangaDetailsFragment : BaseFragment(R.layout.fragment_details), MangaDetai
 	View.OnLongClickListener {
 
 	@Suppress("unused")
-	private val presenter by moxyPresenter(factory = MangaDetailsPresenter.Companion::getInstance)
+	private val presenter by moxyPresenter {
+		MangaDetailsPresenter.getInstance(activity.hashCode())
+	}
 
 	private var manga: Manga? = null
 	private var history: MangaHistory? = null

app/src/main/java/org/koitharu/kotatsu/ui/details/MangaDetailsPresenter.kt

@@ -2,6 +2,7 @@ package org.koitharu.kotatsu.ui.details
 
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.flow.*
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import moxy.InjectViewState
@@ -13,23 +14,25 @@ import org.koitharu.kotatsu.core.model.MangaSource
 import org.koitharu.kotatsu.core.parser.LocalMangaRepository
 import org.koitharu.kotatsu.domain.MangaDataRepository
 import org.koitharu.kotatsu.domain.MangaProviderFactory
+import org.koitharu.kotatsu.domain.MangaSearchRepository
 import org.koitharu.kotatsu.domain.favourites.FavouritesRepository
 import org.koitharu.kotatsu.domain.favourites.OnFavouritesChangeListener
 import org.koitharu.kotatsu.domain.history.HistoryRepository
 import org.koitharu.kotatsu.domain.history.OnHistoryChangeListener
 import org.koitharu.kotatsu.domain.tracking.TrackingRepository
 import org.koitharu.kotatsu.ui.common.BasePresenter
+import org.koitharu.kotatsu.ui.common.SharedPresenterHolder
 import org.koitharu.kotatsu.utils.ext.safe
 import java.io.IOException
 
 @InjectViewState
-class MangaDetailsPresenter private constructor() : BasePresenter<MangaDetailsView>(),
+class MangaDetailsPresenter private constructor(private val key: Int) :
-	OnHistoryChangeListener,
+	BasePresenter<MangaDetailsView>(), OnHistoryChangeListener, OnFavouritesChangeListener {
-	OnFavouritesChangeListener {
 
 	private lateinit var historyRepository: HistoryRepository
 	private lateinit var favouritesRepository: FavouritesRepository
 	private lateinit var trackingRepository: TrackingRepository
+	private lateinit var searchRepository: MangaSearchRepository
 
 	private var manga: Manga? = null
 
@@ -37,6 +40,7 @@ class MangaDetailsPresenter private constructor() : BasePresenter<MangaDetailsVi
 		historyRepository = HistoryRepository()
 		favouritesRepository = FavouritesRepository()
 		trackingRepository = TrackingRepository()
+		searchRepository = MangaSearchRepository()
 		super.onFirstViewAttach()
 		HistoryRepository.subscribe(this)
 		FavouritesRepository.subscribe(this)
@@ -51,7 +55,7 @@ class MangaDetailsPresenter private constructor() : BasePresenter<MangaDetailsVi
 				} ?: throw MangaNotFoundException("Cannot find manga by id")
 				viewState.onMangaUpdated(manga)
 				loadDetails(manga, true)
-			} catch (_: CancellationException){
+			} catch (_: CancellationException) {
 			} catch (e: Throwable) {
 				if (BuildConfig.DEBUG) {
 					e.printStackTrace()
@@ -79,7 +83,7 @@ class MangaDetailsPresenter private constructor() : BasePresenter<MangaDetailsVi
 				viewState.onMangaUpdated(data)
 				this@MangaDetailsPresenter.manga = data
 				viewState.onNewChaptersChanged(trackingRepository.getNewChaptersCount(manga.id))
-			} catch (_: CancellationException){
+			} catch (_: CancellationException) {
 			} catch (e: Throwable) {
 				if (BuildConfig.DEBUG) {
 					e.printStackTrace()
@@ -147,6 +151,38 @@ class MangaDetailsPresenter private constructor() : BasePresenter<MangaDetailsVi
 		}
 	}
 
+	fun loadRelated() {
+		val manga = this.manga ?: return
+		presenterScope.launch {
+			viewState.onLoadingStateChanged(isLoading = true)
+			var isFirstCall = true
+			searchRepository.globalSearch(manga.title)
+				.map { list ->
+					list.filter { x -> x.id != manga.id }
+				}.filterNot { x -> x.isEmpty() }
+				.flowOn(Dispatchers.IO)
+				.catch { e ->
+					if (e is IOException) {
+						viewState.onError(e)
+					}
+				}
+				.onEmpty {
+					viewState.onListChanged(emptyList())
+					viewState.onLoadingStateChanged(isLoading = false)
+				}.onCompletion {
+					viewState.onListAppended(emptyList())
+				}.collect {
+					if (isFirstCall) {
+						isFirstCall = false
+						viewState.onListChanged(it)
+						viewState.onLoadingStateChanged(isLoading = false)
+					} else {
+						viewState.onListAppended(it)
+					}
+				}
+		}
+	}
+
 	override fun onHistoryChanged() {
 		loadHistory(manga ?: return)
 	}
@@ -162,18 +198,12 @@ class MangaDetailsPresenter private constructor() : BasePresenter<MangaDetailsVi
 	override fun onDestroy() {
 		HistoryRepository.unsubscribe(this)
 		FavouritesRepository.unsubscribe(this)
-		instance = null
+		clear(key)
 		super.onDestroy()
 	}
 
-	companion object {
+	companion object Holder : SharedPresenterHolder<MangaDetailsPresenter>() {
 
-		private var instance: MangaDetailsPresenter? = null
+		override fun onCreatePresenter(key: Int) = MangaDetailsPresenter(key)
-
-		fun getInstance(): MangaDetailsPresenter = instance ?: synchronized(this) {
-			MangaDetailsPresenter().also {
-				instance = it
-			}
-		}
 	}
 }

app/src/main/java/org/koitharu/kotatsu/ui/details/MangaDetailsView.kt

@@ -1,5 +1,8 @@
 package org.koitharu.kotatsu.ui.details
 
+import moxy.viewstate.strategy.AddToEndSingleTagStrategy
+import moxy.viewstate.strategy.AddToEndStrategy
+import moxy.viewstate.strategy.StateStrategyType
 import moxy.viewstate.strategy.alias.AddToEndSingle
 import moxy.viewstate.strategy.alias.SingleState
 import org.koitharu.kotatsu.core.model.FavouriteCategory
@@ -23,4 +26,13 @@ interface MangaDetailsView : BaseMvpView {
 
 	@AddToEndSingle
 	fun onNewChaptersChanged(newChapters: Int)
+
+	@StateStrategyType(AddToEndSingleTagStrategy::class, tag = "content")
+	fun onListChanged(list: List<Manga>) = Unit
+
+	@StateStrategyType(AddToEndStrategy::class, tag = "content")
+	fun onListAppended(list: List<Manga>) = Unit
+
+	@StateStrategyType(AddToEndSingleTagStrategy::class, tag = "content")
+	fun onListError(e: Throwable) = Unit
 }

app/src/main/java/org/koitharu/kotatsu/ui/details/RelatedMangaFragment.kt

@@ -0,0 +1,43 @@
+package org.koitharu.kotatsu.ui.details
+
+import android.os.Bundle
+import android.view.View
+import moxy.ktx.moxyPresenter
+import org.koitharu.kotatsu.core.model.FavouriteCategory
+import org.koitharu.kotatsu.core.model.Manga
+import org.koitharu.kotatsu.core.model.MangaHistory
+import org.koitharu.kotatsu.ui.list.MangaListFragment
+
+class RelatedMangaFragment : MangaListFragment<Unit>(), MangaDetailsView {
+
+	private val presenter by moxyPresenter {
+		MangaDetailsPresenter.getInstance(activity.hashCode())
+	}
+
+	override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+		super.onViewCreated(view, savedInstanceState)
+		isSwipeRefreshEnabled = false
+	}
+
+	override fun onRequestMoreItems(offset: Int) {
+		if (offset == 0) {
+			presenter.loadRelated()
+		}
+	}
+
+	override fun onMangaUpdated(manga: Manga) = Unit
+
+	override fun onHistoryChanged(history: MangaHistory?) = Unit
+
+	override fun onFavouriteChanged(categories: List<FavouriteCategory>) = Unit
+
+	override fun onMangaRemoved(manga: Manga) = Unit
+
+	override fun onNewChaptersChanged(newChapters: Int) = Unit
+
+	override fun onListChanged(list: List<Manga>) = super<MangaListFragment>.onListChanged(list)
+
+	override fun onListAppended(list: List<Manga>) = super<MangaListFragment>.onListAppended(list)
+
+	override fun onListError(e: Throwable) = super<MangaListFragment>.onListError(e)
+}

app/src/main/java/org/koitharu/kotatsu/ui/download/DownloadNotification.kt

@@ -92,6 +92,11 @@ class DownloadNotification(private val context: Context) {
 		builder.setCategory(NotificationCompat.CATEGORY_PROGRESS)
 	}
 
+	fun setWaitingForNetwork() {
+		builder.setProgress(0, 0, false)
+		builder.setContentText(context.getString(R.string.waiting_for_network))
+	}
+
 	fun setPostProcessing() {
 		builder.setProgress(1, 0, true)
 		builder.setContentText(context.getString(R.string.processing_))

app/src/main/java/org/koitharu/kotatsu/ui/download/DownloadService.kt

@@ -13,6 +13,7 @@ import kotlinx.coroutines.*
 import kotlinx.coroutines.sync.Mutex
 import okhttp3.OkHttpClient
 import okhttp3.Request
+import okio.IOException
 import org.koin.android.ext.android.inject
 import org.koitharu.kotatsu.BuildConfig
 import org.koitharu.kotatsu.R
@@ -24,10 +25,7 @@ import org.koitharu.kotatsu.domain.local.MangaZip
 import org.koitharu.kotatsu.ui.common.BaseService
 import org.koitharu.kotatsu.ui.common.dialog.CheckBoxAlertDialog
 import org.koitharu.kotatsu.utils.CacheUtils
-import org.koitharu.kotatsu.utils.ext.await
+import org.koitharu.kotatsu.utils.ext.*
-import org.koitharu.kotatsu.utils.ext.retryUntilSuccess
-import org.koitharu.kotatsu.utils.ext.safe
-import org.koitharu.kotatsu.utils.ext.sub
 import java.io.File
 import java.util.concurrent.TimeUnit
 import kotlin.collections.set
@@ -37,6 +35,7 @@ class DownloadService : BaseService() {
 
 	private lateinit var notification: DownloadNotification
 	private lateinit var wakeLock: PowerManager.WakeLock
+	private lateinit var connectivityManager: ConnectivityManager
 
 	private val okHttp by inject<OkHttpClient>()
 	private val cache by inject<PagesCache>()
@@ -47,6 +46,7 @@ class DownloadService : BaseService() {
 	override fun onCreate() {
 		super.onCreate()
 		notification = DownloadNotification(this)
+		connectivityManager = getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager
 		wakeLock = (getSystemService(Context.POWER_SERVICE) as PowerManager)
 			.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "kotatsu:downloading")
 	}
@@ -88,9 +88,11 @@ class DownloadService : BaseService() {
 			try {
 				val repo = MangaProviderFactory.create(manga.source)
 				val cover = safe {
-					Coil.execute(GetRequestBuilder(this@DownloadService)
+					Coil.execute(
-						.data(manga.coverUrl)
+						GetRequestBuilder(this@DownloadService)
-						.build()).drawable
+							.data(manga.coverUrl)
+							.build()
+					).drawable
 				}
 				withContext(Dispatchers.Main) {
 					notification.setLargeIcon(cover)
@@ -112,23 +114,30 @@ class DownloadService : BaseService() {
 					if (chaptersIds == null || chapter.id in chaptersIds) {
 						val pages = repo.getPages(chapter)
 						for ((pageIndex, page) in pages.withIndex()) {
-							val url = repo.getPageFullUrl(page)
+							failsafe@ do {
-							val file = cache[url] ?: downloadPage(url, destination)
+								try {
-							output.addPage(
+									val url = repo.getPageFullUrl(page)
-								chapter,
+									val file = cache[url] ?: downloadPage(url, destination)
-								file,
+									output.addPage(
-								pageIndex,
+										chapter,
-								MimeTypeMap.getFileExtensionFromUrl(url)
+										file,
+										pageIndex,
+										MimeTypeMap.getFileExtensionFromUrl(url)
+									)
+								} catch (e: IOException) {
+									notification.setWaitingForNetwork()
+									notification.update()
+									connectivityManager.waitForNetwork()
+									continue@failsafe
+								}
+							} while (false)
+							notification.setProgress(
+								chapters.size,
+								pages.size,
+								chapterIndex,
+								pageIndex
 							)
-							withContext(Dispatchers.Main) {
+							notification.update()
-								notification.setProgress(
-									chapters.size,
-									pages.size,
-									chapterIndex,
-									pageIndex
-								)
-								notification.update()
-							}
 						}
 					}
 				}

app/src/main/java/org/koitharu/kotatsu/ui/list/ListModeSelectDialog.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list
+package org.koitharu.kotatsu.ui.list
 
 import android.os.Bundle
 import android.view.View
@@ -55,6 +55,9 @@ class ListModeSelectDialog : AlertDialogFragment(R.layout.dialog_list_mode), Vie
 
 		private const val TAG = "ListModeSelectDialog"
 
-		fun show(fm: FragmentManager) = ListModeSelectDialog().show(fm, TAG)
+		fun show(fm: FragmentManager) = ListModeSelectDialog()
+			.show(fm,
+				TAG
+			)
 	}
 }

app/src/main/java/org/koitharu/kotatsu/ui/list/MainActivity.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main
+package org.koitharu.kotatsu.ui.list
 
 import android.app.ActivityOptions
 import android.content.SharedPreferences
@@ -11,7 +11,6 @@ import android.view.Menu
 import android.view.MenuItem
 import androidx.appcompat.app.ActionBarDrawerToggle
 import androidx.core.view.isVisible
-import androidx.core.view.postDelayed
 import androidx.fragment.app.Fragment
 import androidx.swiperefreshlayout.widget.CircularProgressDrawable
 import com.google.android.material.navigation.NavigationView
@@ -25,13 +24,15 @@ import org.koitharu.kotatsu.core.prefs.AppSection
 import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.domain.MangaProviderFactory
 import org.koitharu.kotatsu.ui.common.BaseActivity
-import org.koitharu.kotatsu.ui.main.list.favourites.FavouritesContainerFragment
+import org.koitharu.kotatsu.ui.list.favourites.FavouritesContainerFragment
-import org.koitharu.kotatsu.ui.main.list.history.HistoryListFragment
+import org.koitharu.kotatsu.ui.list.feed.FeedFragment
-import org.koitharu.kotatsu.ui.main.list.local.LocalListFragment
+import org.koitharu.kotatsu.ui.list.history.HistoryListFragment
-import org.koitharu.kotatsu.ui.main.list.remote.RemoteListFragment
+import org.koitharu.kotatsu.ui.list.local.LocalListFragment
+import org.koitharu.kotatsu.ui.list.remote.RemoteListFragment
 import org.koitharu.kotatsu.ui.reader.ReaderActivity
 import org.koitharu.kotatsu.ui.reader.ReaderState
-import org.koitharu.kotatsu.ui.settings.AppUpdateService
+import org.koitharu.kotatsu.ui.search.SearchHelper
+import org.koitharu.kotatsu.ui.settings.AppUpdateChecker
 import org.koitharu.kotatsu.ui.settings.SettingsActivity
 import org.koitharu.kotatsu.ui.tracker.TrackWorker
 import org.koitharu.kotatsu.utils.ext.getDisplayMessage
@@ -68,10 +69,8 @@ class MainActivity : BaseActivity(), NavigationView.OnNavigationItemSelectedList
 		} ?: run {
 			openDefaultSection()
 		}
-		drawer.postDelayed(2000) {
-			AppUpdateService.startIfRequired(applicationContext)
-		}
 		TrackWorker.setup(applicationContext)
+		AppUpdateChecker(this).invoke()
 	}
 
 	override fun onDestroy() {
@@ -90,8 +89,11 @@ class MainActivity : BaseActivity(), NavigationView.OnNavigationItemSelectedList
 		drawerToggle.onConfigurationChanged(newConfig)
 	}
 
-	override fun onCreateOptionsMenu(menu: Menu?): Boolean {
+	override fun onCreateOptionsMenu(menu: Menu): Boolean {
 		menuInflater.inflate(R.menu.opt_main, menu)
+		menu.findItem(R.id.action_search)?.let { menuItem ->
+			SearchHelper.setupSearchView(menuItem)
+		}
 		return super.onCreateOptionsMenu(menu)
 	}
 
@@ -118,6 +120,10 @@ class MainActivity : BaseActivity(), NavigationView.OnNavigationItemSelectedList
 				settings.defaultSection = AppSection.LOCAL
 				setPrimaryFragment(LocalListFragment.newInstance())
 			}
+			R.id.nav_feed -> {
+				settings.defaultSection = AppSection.FEED
+				setPrimaryFragment(FeedFragment.newInstance())
+			}
 			R.id.nav_action_settings -> {
 				startActivity(SettingsActivity.newIntent(this))
 				return true
@@ -190,6 +196,10 @@ class MainActivity : BaseActivity(), NavigationView.OnNavigationItemSelectedList
 				navigationView.setCheckedItem(R.id.nav_history)
 				setPrimaryFragment(HistoryListFragment.newInstance())
 			}
+			AppSection.FEED -> {
+				navigationView.setCheckedItem(R.id.nav_feed)
+				setPrimaryFragment(FeedFragment.newInstance())
+			}
 		}
 	}
 

app/src/main/java/org/koitharu/kotatsu/ui/list/MainPresenter.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main
+package org.koitharu.kotatsu.ui.list
 
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.Dispatchers

app/src/main/java/org/koitharu/kotatsu/ui/list/MainView.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main
+package org.koitharu.kotatsu.ui.list
 
 import moxy.viewstate.strategy.alias.OneExecution
 import org.koitharu.kotatsu.ui.common.BaseMvpView

app/src/main/java/org/koitharu/kotatsu/ui/list/MangaGridHolder.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list
+package org.koitharu.kotatsu.ui.list
 
 import android.view.ViewGroup
 import coil.api.clear

app/src/main/java/org/koitharu/kotatsu/ui/list/MangaListAdapter.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list
+package org.koitharu.kotatsu.ui.list
 
 import android.view.ViewGroup
 import org.koitharu.kotatsu.core.model.Manga
@@ -14,7 +14,9 @@ class MangaListAdapter(onItemClickListener: OnRecyclerItemClickListener<Manga>)
 
 	override fun onCreateViewHolder(parent: ViewGroup) = when(listMode) {
 		ListMode.LIST -> MangaListHolder(parent)
-		ListMode.DETAILED_LIST -> MangaListDetailsHolder(parent)
+		ListMode.DETAILED_LIST -> MangaListDetailsHolder(
+			parent
+		)
 		ListMode.GRID -> MangaGridHolder(parent)
 	}
 

app/src/main/java/org/koitharu/kotatsu/ui/list/MangaListDetailsHolder.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list
+package org.koitharu.kotatsu.ui.list
 
 import android.annotation.SuppressLint
 import android.view.ViewGroup

app/src/main/java/org/koitharu/kotatsu/ui/list/MangaListFragment.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list
+package org.koitharu.kotatsu.ui.list
 
 import android.content.SharedPreferences
 import android.os.Bundle
@@ -9,10 +9,7 @@ import androidx.core.view.GravityCompat
 import androidx.core.view.isGone
 import androidx.core.view.isVisible
 import androidx.drawerlayout.widget.DrawerLayout
-import androidx.recyclerview.widget.DividerItemDecoration
+import androidx.recyclerview.widget.*
-import androidx.recyclerview.widget.GridLayoutManager
-import androidx.recyclerview.widget.LinearLayoutManager
-import androidx.recyclerview.widget.RecyclerView
 import androidx.swiperefreshlayout.widget.SwipeRefreshLayout
 import com.google.android.material.snackbar.Snackbar
 import kotlinx.android.synthetic.main.fragment_list.*
@@ -28,23 +25,31 @@ import org.koitharu.kotatsu.core.prefs.ListMode
 import org.koitharu.kotatsu.ui.common.BaseFragment
 import org.koitharu.kotatsu.ui.common.list.OnRecyclerItemClickListener
 import org.koitharu.kotatsu.ui.common.list.PaginationScrollListener
+import org.koitharu.kotatsu.ui.common.list.ProgressBarAdapter
 import org.koitharu.kotatsu.ui.common.list.decor.ItemTypeDividerDecoration
 import org.koitharu.kotatsu.ui.common.list.decor.SectionItemDecoration
 import org.koitharu.kotatsu.ui.common.list.decor.SpacingItemDecoration
 import org.koitharu.kotatsu.ui.details.MangaDetailsActivity
-import org.koitharu.kotatsu.ui.main.list.filter.FilterAdapter
+import org.koitharu.kotatsu.ui.list.filter.FilterAdapter
-import org.koitharu.kotatsu.ui.main.list.filter.OnFilterChangedListener
+import org.koitharu.kotatsu.ui.list.filter.OnFilterChangedListener
 import org.koitharu.kotatsu.utils.UiUtils
 import org.koitharu.kotatsu.utils.ext.*
 
-abstract class MangaListFragment<E> : BaseFragment(R.layout.fragment_list), MangaListView<E>,
+abstract class MangaListFragment<E> : BaseFragment(R.layout.fragment_list),
-	PaginationScrollListener.Callback, OnRecyclerItemClickListener<Manga>,
+	MangaListView<E>, PaginationScrollListener.Callback, OnRecyclerItemClickListener<Manga>,
 	SharedPreferences.OnSharedPreferenceChangeListener, OnFilterChangedListener,
 	SectionItemDecoration.Callback, SwipeRefreshLayout.OnRefreshListener {
 
 	private val settings by inject<AppSettings>()
+	private val adapterConfig = ConcatAdapter.Config.Builder()
+		.setIsolateViewTypes(true)
+		.setStableIdMode(ConcatAdapter.Config.StableIdMode.SHARED_STABLE_IDS)
+		.build()
 
 	private var adapter: MangaListAdapter? = null
+	private var progressAdapter: ProgressBarAdapter? = null
+	private var paginationListener : PaginationScrollListener? = null
+	protected var isSwipeRefreshEnabled = true
 
 	override fun onCreate(savedInstanceState: Bundle?) {
 		super.onCreate(savedInstanceState)
@@ -55,10 +60,11 @@ abstract class MangaListFragment<E> : BaseFragment(R.layout.fragment_list), Mang
 		super.onViewCreated(view, savedInstanceState)
 		drawer?.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED)
 		adapter = MangaListAdapter(this)
+		progressAdapter = ProgressBarAdapter()
+		paginationListener = PaginationScrollListener(4, this)
 		recyclerView.setHasFixedSize(true)
 		initListMode(settings.listMode)
-		recyclerView.adapter = adapter
+		recyclerView.addOnScrollListener(paginationListener!!)
-		recyclerView.addOnScrollListener(PaginationScrollListener(4, this))
 		swipeRefreshLayout.setOnRefreshListener(this)
 		recyclerView_filter.setHasFixedSize(true)
 		recyclerView_filter.addItemDecoration(ItemTypeDividerDecoration(view.context))
@@ -71,6 +77,8 @@ abstract class MangaListFragment<E> : BaseFragment(R.layout.fragment_list), Mang
 
 	override fun onDestroyView() {
 		adapter = null
+		progressAdapter = null
+		paginationListener = null
 		settings.unsubscribe(this)
 		super.onDestroyView()
 	}
@@ -122,6 +130,7 @@ abstract class MangaListFragment<E> : BaseFragment(R.layout.fragment_list), Mang
 	}
 
 	override fun onListChanged(list: List<Manga>) {
+		paginationListener?.reset()
 		adapter?.replaceData(list)
 		if (list.isEmpty()) {
 			setUpEmptyListHolder()
@@ -129,11 +138,16 @@ abstract class MangaListFragment<E> : BaseFragment(R.layout.fragment_list), Mang
 		} else {
 			layout_holder.isVisible = false
 		}
+		progressAdapter?.isProgressVisible = list.isNotEmpty()
 		recyclerView.callOnScrollListeners()
 	}
 
 	override fun onListAppended(list: List<Manga>) {
 		adapter?.appendData(list)
+		progressAdapter?.isProgressVisible = list.isNotEmpty()
+		if (list.isNotEmpty()) {
+			layout_holder.isVisible = false
+		}
 		recyclerView.callOnScrollListeners()
 	}
 
@@ -175,7 +189,7 @@ abstract class MangaListFragment<E> : BaseFragment(R.layout.fragment_list), Mang
 		val hasItems = recyclerView.hasItems
 		progressBar.isVisible = isLoading && !hasItems
 		swipeRefreshLayout.isRefreshing = isLoading && hasItems
-		swipeRefreshLayout.isEnabled = !progressBar.isVisible
+		swipeRefreshLayout.isEnabled = isSwipeRefreshEnabled && !progressBar.isVisible
 		if (isLoading) {
 			layout_holder.isVisible = false
 		}
@@ -230,11 +244,18 @@ abstract class MangaListFragment<E> : BaseFragment(R.layout.fragment_list), Mang
 		recyclerView.removeOnLayoutChangeListener(UiUtils.SpanCountResolver)
 		adapter?.listMode = mode
 		recyclerView.layoutManager = when (mode) {
-			ListMode.GRID -> GridLayoutManager(ctx, UiUtils.resolveGridSpanCount(ctx))
+			ListMode.GRID -> {
+				GridLayoutManager(ctx, UiUtils.resolveGridSpanCount(ctx)).apply {
+					spanSizeLookup = object : GridLayoutManager.SpanSizeLookup() {
+						override fun getSpanSize(position: Int) = if (position < getItemsCount())
+							1 else this@apply.spanCount
+					}
+				}
+			}
 			else -> LinearLayoutManager(ctx)
 		}
 		recyclerView.recycledViewPool.clear()
-		recyclerView.adapter = adapter
+		recyclerView.adapter = ConcatAdapter(adapterConfig, adapter, progressAdapter)
 		recyclerView.addItemDecoration(
 			when (mode) {
 				ListMode.LIST -> DividerItemDecoration(ctx, RecyclerView.VERTICAL)
@@ -251,6 +272,8 @@ abstract class MangaListFragment<E> : BaseFragment(R.layout.fragment_list), Mang
 		recyclerView.firstItem = position
 	}
 
+	override fun getItemsCount() = adapter?.itemCount ?: 0
+
 	final override fun isSection(position: Int): Boolean {
 		return position == 0 || recyclerView_filter.adapter?.run {
 			getItemViewType(position) != getItemViewType(position - 1)

app/src/main/java/org/koitharu/kotatsu/ui/list/MangaListHolder.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list
+package org.koitharu.kotatsu.ui.list
 
 import android.view.ViewGroup
 import coil.api.clear

app/src/main/java/org/koitharu/kotatsu/ui/list/MangaListSheet.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list
+package org.koitharu.kotatsu.ui.list
 
 import android.content.SharedPreferences
 import android.os.Bundle
@@ -7,10 +7,7 @@ import android.view.View
 import androidx.appcompat.widget.Toolbar
 import androidx.core.view.isGone
 import androidx.core.view.isVisible
-import androidx.recyclerview.widget.DividerItemDecoration
+import androidx.recyclerview.widget.*
-import androidx.recyclerview.widget.GridLayoutManager
-import androidx.recyclerview.widget.LinearLayoutManager
-import androidx.recyclerview.widget.RecyclerView
 import com.google.android.material.bottomsheet.BottomSheetBehavior
 import com.google.android.material.bottomsheet.BottomSheetDialog
 import com.google.android.material.snackbar.Snackbar
@@ -27,22 +24,30 @@ import org.koitharu.kotatsu.core.prefs.ListMode
 import org.koitharu.kotatsu.ui.common.BaseBottomSheet
 import org.koitharu.kotatsu.ui.common.list.OnRecyclerItemClickListener
 import org.koitharu.kotatsu.ui.common.list.PaginationScrollListener
+import org.koitharu.kotatsu.ui.common.list.ProgressBarAdapter
 import org.koitharu.kotatsu.ui.common.list.decor.SpacingItemDecoration
 import org.koitharu.kotatsu.ui.details.MangaDetailsActivity
 import org.koitharu.kotatsu.utils.UiUtils
 import org.koitharu.kotatsu.utils.ext.*
 
-abstract class MangaListSheet<E> : BaseBottomSheet(R.layout.sheet_list), MangaListView<E>,
+abstract class MangaListSheet<E> : BaseBottomSheet(R.layout.sheet_list),
+	MangaListView<E>,
 	PaginationScrollListener.Callback, OnRecyclerItemClickListener<Manga>,
 	SharedPreferences.OnSharedPreferenceChangeListener, Toolbar.OnMenuItemClickListener {
 
 	private val settings by inject<AppSettings>()
+	private val adapterConfig = ConcatAdapter.Config.Builder()
+		.setIsolateViewTypes(true)
+		.setStableIdMode(ConcatAdapter.Config.StableIdMode.SHARED_STABLE_IDS)
+		.build()
 
 	private var adapter: MangaListAdapter? = null
+	private var progressAdapter: ProgressBarAdapter? = null
 
 	override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
 		super.onViewCreated(view, savedInstanceState)
 		adapter = MangaListAdapter(this)
+		progressAdapter = ProgressBarAdapter()
 		initListMode(settings.listMode)
 		recyclerView.adapter = adapter
 		recyclerView.addOnScrollListener(PaginationScrollListener(4, this))
@@ -65,6 +70,7 @@ abstract class MangaListSheet<E> : BaseBottomSheet(R.layout.sheet_list), MangaLi
 	override fun onDestroyView() {
 		settings.unsubscribe(this)
 		adapter = null
+		progressAdapter = null
 		super.onDestroyView()
 	}
 
@@ -122,6 +128,7 @@ abstract class MangaListSheet<E> : BaseBottomSheet(R.layout.sheet_list), MangaLi
 	override fun onListChanged(list: List<Manga>) {
 		adapter?.replaceData(list)
 		textView_holder.isVisible = list.isEmpty()
+		progressAdapter?.isProgressVisible = list.isNotEmpty()
 		recyclerView.callOnScrollListeners()
 	}
 
@@ -130,6 +137,7 @@ abstract class MangaListSheet<E> : BaseBottomSheet(R.layout.sheet_list), MangaLi
 		if (list.isNotEmpty()) {
 			textView_holder.isVisible = false
 		}
+		progressAdapter?.isProgressVisible = list.isNotEmpty()
 		recyclerView.callOnScrollListeners()
 	}
 
@@ -137,6 +145,8 @@ abstract class MangaListSheet<E> : BaseBottomSheet(R.layout.sheet_list), MangaLi
 		Snackbar.make(recyclerView, e.getDisplayMessage(resources), Snackbar.LENGTH_SHORT).show()
 	}
 
+	override fun getItemsCount() = adapter?.itemCount ?: 0
+
 	override fun onInitFilter(
 		sortOrders: List<SortOrder>,
 		tags: List<MangaTag>,
@@ -170,10 +180,17 @@ abstract class MangaListSheet<E> : BaseBottomSheet(R.layout.sheet_list), MangaLi
 		recyclerView.removeOnLayoutChangeListener(UiUtils.SpanCountResolver)
 		adapter?.listMode = mode
 		recyclerView.layoutManager = when (mode) {
-			ListMode.GRID -> GridLayoutManager(ctx, UiUtils.resolveGridSpanCount(ctx))
+			ListMode.GRID -> {
+				GridLayoutManager(ctx, UiUtils.resolveGridSpanCount(ctx)).apply {
+					spanSizeLookup = object : GridLayoutManager.SpanSizeLookup() {
+						override fun getSpanSize(position: Int) = if (position < getItemsCount())
+							1 else this@apply.spanCount
+					}
+				}
+			}
 			else -> LinearLayoutManager(ctx)
 		}
-		recyclerView.adapter = adapter
+		recyclerView.adapter = ConcatAdapter(adapterConfig, adapter, progressAdapter)
 		recyclerView.addItemDecoration(
 			when (mode) {
 				ListMode.LIST -> DividerItemDecoration(ctx, RecyclerView.VERTICAL)

app/src/main/java/org/koitharu/kotatsu/ui/list/MangaListView.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list
+package org.koitharu.kotatsu.ui.list
 
 import moxy.viewstate.strategy.AddToEndSingleTagStrategy
 import moxy.viewstate.strategy.AddToEndStrategy

app/src/main/java/org/koitharu/kotatsu/ui/list/favourites/FavouritesContainerFragment.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.favourites
+package org.koitharu.kotatsu.ui.list.favourites
 
 import android.os.Bundle
 import android.view.Menu
@@ -14,9 +14,9 @@ import org.koitharu.kotatsu.core.model.FavouriteCategory
 import org.koitharu.kotatsu.domain.favourites.FavouritesRepository
 import org.koitharu.kotatsu.domain.favourites.OnFavouritesChangeListener
 import org.koitharu.kotatsu.ui.common.BaseFragment
-import org.koitharu.kotatsu.ui.main.list.favourites.categories.CategoriesActivity
+import org.koitharu.kotatsu.ui.list.favourites.categories.CategoriesActivity
-import org.koitharu.kotatsu.ui.main.list.favourites.categories.FavouriteCategoriesPresenter
+import org.koitharu.kotatsu.ui.list.favourites.categories.FavouriteCategoriesPresenter
-import org.koitharu.kotatsu.ui.main.list.favourites.categories.FavouriteCategoriesView
+import org.koitharu.kotatsu.ui.list.favourites.categories.FavouriteCategoriesView
 import java.util.*
 import kotlin.collections.ArrayList
 

app/src/main/java/org/koitharu/kotatsu/ui/list/favourites/FavouritesListFragment.kt

@@ -1,13 +1,14 @@
-package org.koitharu.kotatsu.ui.main.list.favourites
+package org.koitharu.kotatsu.ui.list.favourites
 
 import kotlinx.android.synthetic.main.fragment_list.*
 import moxy.ktx.moxyPresenter
 import org.koitharu.kotatsu.R
-import org.koitharu.kotatsu.ui.main.list.MangaListFragment
+import org.koitharu.kotatsu.ui.list.MangaListFragment
-import org.koitharu.kotatsu.ui.main.list.MangaListView
+import org.koitharu.kotatsu.ui.list.MangaListView
 import org.koitharu.kotatsu.utils.ext.withArgs
 
-class FavouritesListFragment : MangaListFragment<Unit>(), MangaListView<Unit> {
+class FavouritesListFragment : MangaListFragment<Unit>(),
+	MangaListView<Unit> {
 
 	private val presenter by moxyPresenter(factory = ::FavouritesListPresenter)
 

app/src/main/java/org/koitharu/kotatsu/ui/list/favourites/FavouritesListPresenter.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.favourites
+package org.koitharu.kotatsu.ui.list.favourites
 
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.Dispatchers
@@ -9,7 +9,7 @@ import moxy.presenterScope
 import org.koitharu.kotatsu.BuildConfig
 import org.koitharu.kotatsu.domain.favourites.FavouritesRepository
 import org.koitharu.kotatsu.ui.common.BasePresenter
-import org.koitharu.kotatsu.ui.main.list.MangaListView
+import org.koitharu.kotatsu.ui.list.MangaListView
 
 @InjectViewState
 class FavouritesListPresenter : BasePresenter<MangaListView<Unit>>() {

app/src/main/java/org/koitharu/kotatsu/ui/list/favourites/FavouritesPagerAdapter.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.favourites
+package org.koitharu.kotatsu.ui.list.favourites
 
 import androidx.fragment.app.Fragment
 import androidx.viewpager2.adapter.FragmentStateAdapter

app/src/main/java/org/koitharu/kotatsu/ui/list/favourites/categories/CategoriesActivity.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.favourites.categories
+package org.koitharu.kotatsu.ui.list.favourites.categories
 
 import android.content.Context
 import android.content.Intent
@@ -7,11 +7,11 @@ import android.graphics.Color
 import android.os.Bundle
 import android.text.InputType
 import android.view.View
-import androidx.appcompat.app.AlertDialog
 import androidx.core.view.isVisible
 import androidx.recyclerview.widget.DividerItemDecoration
 import androidx.recyclerview.widget.ItemTouchHelper
 import androidx.recyclerview.widget.RecyclerView
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import com.google.android.material.snackbar.Snackbar
 import kotlinx.android.synthetic.main.activity_categories.*
 import moxy.ktx.moxyPresenter
@@ -78,7 +78,7 @@ class CategoriesActivity : BaseActivity(), OnRecyclerItemClickListener<Favourite
 	}
 
 	private fun deleteCategory(category: FavouriteCategory) {
-		AlertDialog.Builder(this)
+		MaterialAlertDialogBuilder(this)
 			.setMessage(getString(R.string.category_delete_confirm, category.title))
 			.setTitle(R.string.remove_category)
 			.setNegativeButton(android.R.string.cancel, null)

app/src/main/java/org/koitharu/kotatsu/ui/list/favourites/categories/CategoriesAdapter.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.favourites.categories
+package org.koitharu.kotatsu.ui.list.favourites.categories
 
 import android.annotation.SuppressLint
 import android.view.MotionEvent
@@ -19,7 +19,7 @@ class CategoriesAdapter(private val onItemClickListener: OnRecyclerItemClickList
 	override fun getExtra(item: FavouriteCategory, position: Int) = Unit
 
 	@SuppressLint("ClickableViewAccessibility")
-	override fun onViewHolderCreated(holder: BaseViewHolder<FavouriteCategory, Unit>) {
+	override fun onViewAttachedToWindow(holder: BaseViewHolder<FavouriteCategory, Unit>) {
 		holder.imageView_more.setOnClickListener { v ->
 			onItemClickListener.onItemClick(holder.requireData(), holder.bindingAdapterPosition, v)
 		}
@@ -32,6 +32,11 @@ class CategoriesAdapter(private val onItemClickListener: OnRecyclerItemClickList
 		}
 	}
 
+	override fun onViewDetachedFromWindow(holder: BaseViewHolder<FavouriteCategory, Unit>) {
+		holder.imageView_more.setOnClickListener(null)
+		holder.imageView_handle.setOnTouchListener(null)
+	}
+
 	fun moveItem(oldPos: Int, newPos: Int) {
 		val item = dataSet.removeAt(oldPos)
 		dataSet.add(newPos, item)

app/src/main/java/org/koitharu/kotatsu/ui/list/favourites/categories/CategoryHolder.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.favourites.categories
+package org.koitharu.kotatsu.ui.list.favourites.categories
 
 import android.view.ViewGroup
 import kotlinx.android.synthetic.main.item_category.*

app/src/main/java/org/koitharu/kotatsu/ui/list/favourites/categories/FavouriteCategoriesPresenter.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.favourites.categories
+package org.koitharu.kotatsu.ui.list.favourites.categories
 
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch

app/src/main/java/org/koitharu/kotatsu/ui/list/favourites/categories/FavouriteCategoriesView.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.favourites.categories
+package org.koitharu.kotatsu.ui.list.favourites.categories
 
 import moxy.MvpView
 import moxy.viewstate.strategy.AddToEndSingleStrategy

app/src/main/java/org/koitharu/kotatsu/ui/list/favourites/categories/select/CategoriesSelectAdapter.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.favourites.categories.select
+package org.koitharu.kotatsu.ui.list.favourites.categories.select
 
 import android.util.SparseBooleanArray
 import android.view.ViewGroup
@@ -31,8 +31,11 @@ class CategoriesSelectAdapter(private val listener: OnCategoryCheckListener) :
 
 	override fun onGetItemId(item: FavouriteCategory) = item.id
 
-	override fun onViewHolderCreated(holder: BaseViewHolder<FavouriteCategory, Boolean>) {
+	override fun onViewDetachedFromWindow(holder: BaseViewHolder<FavouriteCategory, Boolean>) {
-		super.onViewHolderCreated(holder)
+		holder.itemView.setOnClickListener(null)
+	}
+
+	override fun onViewAttachedToWindow(holder: BaseViewHolder<FavouriteCategory, Boolean>) {
 		holder.itemView.setOnClickListener {
 			if (it !is Checkable) return@setOnClickListener
 			it.toggle()

app/src/main/java/org/koitharu/kotatsu/ui/list/favourites/categories/select/CategoryCheckableHolder.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.favourites.categories.select
+package org.koitharu.kotatsu.ui.list.favourites.categories.select
 
 import android.view.ViewGroup
 import kotlinx.android.synthetic.main.item_category_checkable.*

app/src/main/java/org/koitharu/kotatsu/ui/list/favourites/categories/select/FavouriteCategoriesDialog.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.favourites.categories.select
+package org.koitharu.kotatsu.ui.list.favourites.categories.select
 
 import android.os.Bundle
 import android.text.InputType
@@ -12,8 +12,8 @@ import org.koitharu.kotatsu.core.model.FavouriteCategory
 import org.koitharu.kotatsu.core.model.Manga
 import org.koitharu.kotatsu.ui.common.BaseBottomSheet
 import org.koitharu.kotatsu.ui.common.dialog.TextInputDialog
-import org.koitharu.kotatsu.ui.main.list.favourites.categories.FavouriteCategoriesPresenter
+import org.koitharu.kotatsu.ui.list.favourites.categories.FavouriteCategoriesPresenter
-import org.koitharu.kotatsu.ui.main.list.favourites.categories.FavouriteCategoriesView
+import org.koitharu.kotatsu.ui.list.favourites.categories.FavouriteCategoriesView
 import org.koitharu.kotatsu.utils.ext.getDisplayMessage
 import org.koitharu.kotatsu.utils.ext.withArgs
 

app/src/main/java/org/koitharu/kotatsu/ui/list/favourites/categories/select/OnCategoryCheckListener.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.favourites.categories.select
+package org.koitharu.kotatsu.ui.list.favourites.categories.select
 
 import org.koitharu.kotatsu.core.model.FavouriteCategory
 

app/src/main/java/org/koitharu/kotatsu/ui/list/feed/FeedAdapter.kt

@@ -0,0 +1,19 @@
+package org.koitharu.kotatsu.ui.list.feed
+
+import android.view.ViewGroup
+import org.koitharu.kotatsu.core.model.TrackingLogItem
+import org.koitharu.kotatsu.ui.common.list.BaseRecyclerAdapter
+import org.koitharu.kotatsu.ui.common.list.BaseViewHolder
+import org.koitharu.kotatsu.ui.common.list.OnRecyclerItemClickListener
+
+class FeedAdapter(onItemClickListener: OnRecyclerItemClickListener<TrackingLogItem>? = null) :
+	BaseRecyclerAdapter<TrackingLogItem, Unit>(onItemClickListener) {
+
+	override fun onCreateViewHolder(parent: ViewGroup): BaseViewHolder<TrackingLogItem, Unit> {
+		return FeedHolder(parent)
+	}
+
+	override fun onGetItemId(item: TrackingLogItem) = item.id
+
+	override fun getExtra(item: TrackingLogItem, position: Int) = Unit
+}

app/src/main/java/org/koitharu/kotatsu/ui/list/feed/FeedFragment.kt

@@ -0,0 +1,126 @@
+package org.koitharu.kotatsu.ui.list.feed
+
+import android.os.Bundle
+import android.view.Menu
+import android.view.MenuInflater
+import android.view.View
+import androidx.core.view.isVisible
+import com.google.android.material.snackbar.Snackbar
+import kotlinx.android.synthetic.main.fragment_tracklogs.*
+import moxy.MvpDelegate
+import moxy.ktx.moxyPresenter
+import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.core.model.TrackingLogItem
+import org.koitharu.kotatsu.ui.common.BaseFragment
+import org.koitharu.kotatsu.ui.common.list.OnRecyclerItemClickListener
+import org.koitharu.kotatsu.ui.common.list.PaginationScrollListener
+import org.koitharu.kotatsu.ui.common.list.decor.SpacingItemDecoration
+import org.koitharu.kotatsu.ui.details.MangaDetailsActivity
+import org.koitharu.kotatsu.utils.ext.callOnScrollListeners
+import org.koitharu.kotatsu.utils.ext.getDisplayMessage
+import org.koitharu.kotatsu.utils.ext.hasItems
+
+class FeedFragment : BaseFragment(R.layout.fragment_tracklogs), FeedView,
+	PaginationScrollListener.Callback, OnRecyclerItemClickListener<TrackingLogItem> {
+
+	private val presenter by moxyPresenter(factory = ::FeedPresenter)
+
+	private var adapter: FeedAdapter? = null
+
+	override fun getTitle() = context?.getString(R.string.updates)
+
+	override fun onCreate(savedInstanceState: Bundle?) {
+		super.onCreate(savedInstanceState)
+		setHasOptionsMenu(true)
+	}
+
+	override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+		super.onViewCreated(view, savedInstanceState)
+		adapter = FeedAdapter(this)
+		recyclerView.adapter = adapter
+		recyclerView.addItemDecoration(
+			SpacingItemDecoration(resources.getDimensionPixelOffset(R.dimen.grid_spacing))
+		)
+		recyclerView.setHasFixedSize(true)
+		recyclerView.addOnScrollListener(PaginationScrollListener(4, this))
+		if (savedInstanceState?.containsKey(MvpDelegate.MOXY_DELEGATE_TAGS_KEY) != true) {
+			onRequestMoreItems(0)
+		}
+	}
+
+	override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
+		super.onCreateOptionsMenu(menu, inflater)
+		inflater.inflate(R.menu.opt_feed, menu)
+	}
+
+	override fun onDestroyView() {
+		adapter = null
+		super.onDestroyView()
+	}
+
+	override fun onListChanged(list: List<TrackingLogItem>) {
+		adapter?.replaceData(list)
+		if (list.isEmpty()) {
+			setUpEmptyListHolder()
+			layout_holder.isVisible = true
+		} else {
+			layout_holder.isVisible = false
+		}
+		recyclerView.callOnScrollListeners()
+	}
+
+	override fun onListAppended(list: List<TrackingLogItem>) {
+		adapter?.appendData(list)
+		recyclerView.callOnScrollListeners()
+	}
+
+	override fun onListError(e: Throwable) {
+		if (recyclerView.hasItems) {
+			Snackbar.make(recyclerView, e.getDisplayMessage(resources), Snackbar.LENGTH_SHORT)
+				.show()
+		} else {
+			textView_holder.text = e.getDisplayMessage(resources)
+			textView_holder.setCompoundDrawablesRelativeWithIntrinsicBounds(
+				0,
+				R.drawable.ic_error_large,
+				0,
+				0
+			)
+			layout_holder.isVisible = true
+		}
+	}
+
+	override fun onError(e: Throwable) {
+		Snackbar.make(recyclerView, e.getDisplayMessage(resources), Snackbar.LENGTH_SHORT).show()
+	}
+
+	override fun onLoadingStateChanged(isLoading: Boolean) {
+		val hasItems = recyclerView.hasItems
+		progressBar.isVisible = isLoading && !hasItems
+		if (isLoading) {
+			layout_holder.isVisible = false
+		}
+	}
+
+	override fun getItemsCount(): Int {
+		return adapter?.itemCount ?: 0
+	}
+
+	override fun onRequestMoreItems(offset: Int) {
+		presenter.loadList(offset)
+	}
+
+	override fun onItemClick(item: TrackingLogItem, position: Int, view: View) {
+		startActivity(MangaDetailsActivity.newIntent(context ?: return, item.manga))
+	}
+
+	private fun setUpEmptyListHolder() {
+		textView_holder.setCompoundDrawablesRelativeWithIntrinsicBounds(null, null, null, null)
+		textView_holder.setText(R.string.text_feed_holder)
+	}
+
+	companion object {
+
+		fun newInstance() = FeedFragment()
+	}
+}

app/src/main/java/org/koitharu/kotatsu/ui/list/feed/FeedHolder.kt

@@ -0,0 +1,41 @@
+package org.koitharu.kotatsu.ui.list.feed
+
+import android.text.format.DateUtils
+import android.view.ViewGroup
+import coil.api.clear
+import coil.api.load
+import kotlinx.android.synthetic.main.item_tracklog.*
+import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.core.model.TrackingLogItem
+import org.koitharu.kotatsu.ui.common.list.BaseViewHolder
+import org.koitharu.kotatsu.utils.ext.formatRelative
+
+class FeedHolder(parent: ViewGroup) :
+	BaseViewHolder<TrackingLogItem, Unit>(parent, R.layout.item_tracklog) {
+
+	override fun onBind(data: TrackingLogItem, extra: Unit) {
+		imageView_cover.load(data.manga.coverUrl) {
+			placeholder(R.drawable.ic_placeholder)
+			fallback(R.drawable.ic_placeholder)
+			error(R.drawable.ic_placeholder)
+		}
+		textView_title.text = data.manga.title
+		textView_subtitle.text = buildString {
+			append(data.createdAt.formatRelative(DateUtils.DAY_IN_MILLIS))
+			append(" ")
+			append(
+				context.resources.getQuantityString(
+					R.plurals.new_chapters,
+					data.chapters.size,
+					data.chapters.size
+				)
+			)
+		}
+		textView_chapters.text = data.chapters.joinToString("\n")
+	}
+
+	override fun onRecycled() {
+		super.onRecycled()
+		imageView_cover.clear()
+	}
+}

app/src/main/java/org/koitharu/kotatsu/ui/list/feed/FeedPresenter.kt

@@ -0,0 +1,48 @@
+package org.koitharu.kotatsu.ui.list.feed
+
+import kotlinx.coroutines.CancellationException
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+import moxy.presenterScope
+import org.koitharu.kotatsu.BuildConfig
+import org.koitharu.kotatsu.domain.tracking.TrackingRepository
+import org.koitharu.kotatsu.ui.common.BasePresenter
+
+class FeedPresenter : BasePresenter<FeedView>() {
+
+	private lateinit var repository: TrackingRepository
+
+	override fun onFirstViewAttach() {
+		repository = TrackingRepository()
+		super.onFirstViewAttach()
+	}
+
+	fun loadList(offset: Int) {
+		presenterScope.launch {
+			viewState.onLoadingStateChanged(true)
+			try {
+				val list = withContext(Dispatchers.IO) {
+					repository.getTrackingLog(offset, 20)
+				}
+				if (offset == 0) {
+					viewState.onListChanged(list)
+				} else {
+					viewState.onListAppended(list)
+				}
+			} catch (e: CancellationException) {
+			} catch (e: Throwable) {
+				if (BuildConfig.DEBUG) {
+					e.printStackTrace()
+				}
+				if (offset == 0) {
+					viewState.onListError(e)
+				} else {
+					viewState.onError(e)
+				}
+			} finally {
+				viewState.onLoadingStateChanged(false)
+			}
+		}
+	}
+}

app/src/main/java/org/koitharu/kotatsu/ui/list/feed/FeedView.kt

@@ -0,0 +1,19 @@
+package org.koitharu.kotatsu.ui.list.feed
+
+import moxy.viewstate.strategy.AddToEndSingleTagStrategy
+import moxy.viewstate.strategy.AddToEndStrategy
+import moxy.viewstate.strategy.StateStrategyType
+import org.koitharu.kotatsu.core.model.TrackingLogItem
+import org.koitharu.kotatsu.ui.common.BaseMvpView
+
+interface FeedView : BaseMvpView {
+
+	@StateStrategyType(AddToEndSingleTagStrategy::class, tag = "content")
+	fun onListChanged(list: List<TrackingLogItem>)
+
+	@StateStrategyType(AddToEndStrategy::class, tag = "content")
+	fun onListAppended(list: List<TrackingLogItem>)
+
+	@StateStrategyType(AddToEndSingleTagStrategy::class, tag = "content")
+	fun onListError(e: Throwable)
+}

app/src/main/java/org/koitharu/kotatsu/ui/list/filter/FilterAdapter.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.filter
+package org.koitharu.kotatsu.ui.list.filter
 
 import android.view.ViewGroup
 import androidx.recyclerview.widget.RecyclerView

app/src/main/java/org/koitharu/kotatsu/ui/list/filter/FilterSortHolder.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.filter
+package org.koitharu.kotatsu.ui.list.filter
 
 import android.view.ViewGroup
 import kotlinx.android.synthetic.main.item_checkable_single.*

app/src/main/java/org/koitharu/kotatsu/ui/list/filter/FilterTagHolder.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.filter
+package org.koitharu.kotatsu.ui.list.filter
 
 import android.view.ViewGroup
 import kotlinx.android.synthetic.main.item_checkable_single.*

app/src/main/java/org/koitharu/kotatsu/ui/list/filter/OnFilterChangedListener.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.filter
+package org.koitharu.kotatsu.ui.list.filter
 
 import org.koitharu.kotatsu.core.model.MangaFilter
 

app/src/main/java/org/koitharu/kotatsu/ui/list/history/HistoryListFragment.kt

@@ -1,20 +1,21 @@
-package org.koitharu.kotatsu.ui.main.list.history
+package org.koitharu.kotatsu.ui.list.history
 
 import android.view.Menu
 import android.view.MenuInflater
 import android.view.MenuItem
-import androidx.appcompat.app.AlertDialog
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import com.google.android.material.snackbar.Snackbar
 import kotlinx.android.synthetic.main.fragment_list.*
 import moxy.ktx.moxyPresenter
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.model.Manga
 import org.koitharu.kotatsu.core.model.MangaHistory
-import org.koitharu.kotatsu.ui.main.list.MangaListFragment
+import org.koitharu.kotatsu.ui.list.MangaListFragment
-import org.koitharu.kotatsu.ui.main.list.MangaListView
+import org.koitharu.kotatsu.ui.list.MangaListView
 import org.koitharu.kotatsu.utils.ext.ellipsize
 
-class HistoryListFragment : MangaListFragment<MangaHistory>(), MangaListView<MangaHistory> {
+class HistoryListFragment : MangaListFragment<MangaHistory>(),
+	MangaListView<MangaHistory> {
 
 	private val presenter by moxyPresenter(factory = ::HistoryListPresenter)
 
@@ -30,7 +31,7 @@ class HistoryListFragment : MangaListFragment<MangaHistory>(), MangaListView<Man
 	override fun onOptionsItemSelected(item: MenuItem): Boolean {
 		return when (item.itemId) {
 			R.id.action_clear_history -> {
-				AlertDialog.Builder(context ?: return false)
+				MaterialAlertDialogBuilder(context ?: return false)
 					.setTitle(R.string.clear_history)
 					.setMessage(R.string.text_clear_history_prompt)
 					.setNegativeButton(android.R.string.cancel, null)

app/src/main/java/org/koitharu/kotatsu/ui/list/history/HistoryListPresenter.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.history
+package org.koitharu.kotatsu.ui.list.history
 
 import android.os.Build
 import kotlinx.coroutines.CancellationException
@@ -13,7 +13,7 @@ import org.koitharu.kotatsu.core.model.Manga
 import org.koitharu.kotatsu.core.model.MangaHistory
 import org.koitharu.kotatsu.domain.history.HistoryRepository
 import org.koitharu.kotatsu.ui.common.BasePresenter
-import org.koitharu.kotatsu.ui.main.list.MangaListView
+import org.koitharu.kotatsu.ui.list.MangaListView
 import org.koitharu.kotatsu.utils.MangaShortcut
 
 @InjectViewState

app/src/main/java/org/koitharu/kotatsu/ui/list/local/LocalListFragment.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.local
+package org.koitharu.kotatsu.ui.list.local
 
 import android.content.ActivityNotFoundException
 import android.net.Uri
@@ -7,14 +7,14 @@ import android.view.MenuInflater
 import android.view.MenuItem
 import androidx.activity.result.ActivityResultCallback
 import androidx.activity.result.contract.ActivityResultContracts
-import androidx.appcompat.app.AlertDialog
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import com.google.android.material.snackbar.Snackbar
 import kotlinx.android.synthetic.main.fragment_list.*
 import moxy.ktx.moxyPresenter
 import org.koitharu.kotatsu.BuildConfig
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.model.Manga
-import org.koitharu.kotatsu.ui.main.list.MangaListFragment
+import org.koitharu.kotatsu.ui.list.MangaListFragment
 import org.koitharu.kotatsu.utils.ext.ellipsize
 import java.io.File
 
@@ -23,9 +23,7 @@ class LocalListFragment : MangaListFragment<File>(), ActivityResultCallback<Uri>
 	private val presenter by moxyPresenter(factory = ::LocalListPresenter)
 
 	override fun onRequestMoreItems(offset: Int) {
-		if (offset == 0) {
+		presenter.loadList(offset)
-			presenter.loadList()
-		}
 	}
 
 	override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
@@ -76,7 +74,7 @@ class LocalListFragment : MangaListFragment<File>(), ActivityResultCallback<Uri>
 	override fun onPopupMenuItemSelected(item: MenuItem, data: Manga): Boolean {
 		return when (item.itemId) {
 			R.id.action_delete -> {
-				AlertDialog.Builder(context ?: return false)
+				MaterialAlertDialogBuilder(context ?: return false)
 					.setTitle(R.string.delete_manga)
 					.setMessage(getString(R.string.text_delete_local_manga, data.title))
 					.setPositiveButton(R.string.delete) { _, _ ->
@@ -102,8 +100,6 @@ class LocalListFragment : MangaListFragment<File>(), ActivityResultCallback<Uri>
 
 	companion object {
 
-		private const val REQUEST_IMPORT = 50
-
 		fun newInstance() = LocalListFragment()
 	}
 }

app/src/main/java/org/koitharu/kotatsu/ui/list/local/LocalListPresenter.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.local
+package org.koitharu.kotatsu.ui.list.local
 
 import android.content.Context
 import android.net.Uri
@@ -13,13 +13,12 @@ import org.koin.core.get
 import org.koitharu.kotatsu.BuildConfig
 import org.koitharu.kotatsu.core.exceptions.UnsupportedFileException
 import org.koitharu.kotatsu.core.model.Manga
-import org.koitharu.kotatsu.core.model.MangaSource
 import org.koitharu.kotatsu.core.parser.LocalMangaRepository
 import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.domain.MangaProviderFactory
 import org.koitharu.kotatsu.domain.history.HistoryRepository
 import org.koitharu.kotatsu.ui.common.BasePresenter
-import org.koitharu.kotatsu.ui.main.list.MangaListView
+import org.koitharu.kotatsu.ui.list.MangaListView
 import org.koitharu.kotatsu.utils.MangaShortcut
 import org.koitharu.kotatsu.utils.MediaStoreCompat
 import org.koitharu.kotatsu.utils.ext.safe
@@ -33,12 +32,17 @@ class LocalListPresenter : BasePresenter<MangaListView<File>>() {
 	private lateinit var repository: LocalMangaRepository
 
 	override fun onFirstViewAttach() {
-		repository = MangaProviderFactory.create(MangaSource.LOCAL) as LocalMangaRepository
+		repository = MangaProviderFactory.createLocal()
+
 		super.onFirstViewAttach()
 	}
 
-	fun loadList() {
+	fun loadList(offset: Int) {
 		presenterScope.launch {
+			if (offset != 0) {
+				viewState.onListAppended(emptyList())
+				return@launch
+			}
 			viewState.onLoadingStateChanged(true)
 			try {
 				val list = withContext(Dispatchers.IO) {

app/src/main/java/org/koitharu/kotatsu/ui/list/remote/RemoteListFragment.kt

@@ -1,13 +1,14 @@
-package org.koitharu.kotatsu.ui.main.list.remote
+package org.koitharu.kotatsu.ui.list.remote
 
 import android.view.Menu
 import android.view.MenuInflater
+import android.view.MenuItem
 import moxy.ktx.moxyPresenter
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.model.MangaFilter
 import org.koitharu.kotatsu.core.model.MangaSource
-import org.koitharu.kotatsu.ui.main.list.MangaListFragment
+import org.koitharu.kotatsu.ui.list.MangaListFragment
-import org.koitharu.kotatsu.ui.search.SearchHelper
+import org.koitharu.kotatsu.ui.search.SearchActivity
 import org.koitharu.kotatsu.utils.ext.withArgs
 
 class RemoteListFragment : MangaListFragment<Unit>() {
@@ -31,12 +32,17 @@ class RemoteListFragment : MangaListFragment<Unit>() {
 
 	override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
 		inflater.inflate(R.menu.opt_remote, menu)
-		menu.findItem(R.id.action_search)?.let { menuItem ->
-			SearchHelper.setupSearchView(menuItem, source)
-		}
 		super.onCreateOptionsMenu(menu, inflater)
 	}
 
+	override fun onOptionsItemSelected(item: MenuItem) = when (item.itemId) {
+		R.id.action_search_internal -> {
+			context?.startActivity(SearchActivity.newIntent(requireContext(), source, null))
+			true
+		}
+		else -> super.onOptionsItemSelected(item)
+	}
+
 	companion object {
 
 		private const val ARG_SOURCE = "provider"

app/src/main/java/org/koitharu/kotatsu/ui/list/remote/RemoteListPresenter.kt

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.main.list.remote
+package org.koitharu.kotatsu.ui.list.remote
 
 import kotlinx.coroutines.CancellationException
 import kotlinx.coroutines.Dispatchers
@@ -11,7 +11,7 @@ import org.koitharu.kotatsu.core.model.MangaFilter
 import org.koitharu.kotatsu.core.model.MangaSource
 import org.koitharu.kotatsu.domain.MangaProviderFactory
 import org.koitharu.kotatsu.ui.common.BasePresenter
-import org.koitharu.kotatsu.ui.main.list.MangaListView
+import org.koitharu.kotatsu.ui.list.MangaListView
 
 @InjectViewState
 class RemoteListPresenter : BasePresenter<MangaListView<Unit>>() {

app/src/main/java/org/koitharu/kotatsu/ui/reader/ReaderActivity.kt

@@ -12,12 +12,12 @@ import android.view.*
 import android.widget.Toast
 import androidx.activity.result.ActivityResultCallback
 import androidx.activity.result.contract.ActivityResultContracts
-import androidx.appcompat.app.AlertDialog
 import androidx.core.content.ContextCompat
 import androidx.core.view.isVisible
 import androidx.core.view.postDelayed
 import androidx.core.view.updatePadding
 import androidx.fragment.app.commit
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import com.google.android.material.snackbar.Snackbar
 import kotlinx.android.synthetic.main.activity_reader.*
 import kotlinx.coroutines.GlobalScope
@@ -75,7 +75,7 @@ class ReaderActivity : BaseFullscreenActivity(), ReaderView, ChaptersDialog.OnCh
 			?: intent.getParcelableExtra<ReaderState>(EXTRA_STATE)
 					?: let {
 				Toast.makeText(this, R.string.error_occurred, Toast.LENGTH_SHORT).show()
-				finish()
+				finishAfterTransition()
 				return
 			}
 
@@ -224,7 +224,7 @@ class ReaderActivity : BaseFullscreenActivity(), ReaderView, ChaptersDialog.OnCh
 	}
 
 	override fun onError(e: Throwable) {
-		val dialog = AlertDialog.Builder(this)
+		val dialog = MaterialAlertDialogBuilder(this)
 			.setTitle(R.string.error_occurred)
 			.setMessage(e.message)
 			.setPositiveButton(R.string.close, null)

app/src/main/java/org/koitharu/kotatsu/ui/search/MangaSearchSheet.kt

@@ -6,7 +6,7 @@ import androidx.fragment.app.FragmentManager
 import moxy.ktx.moxyPresenter
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.model.MangaSource
-import org.koitharu.kotatsu.ui.main.list.MangaListSheet
+import org.koitharu.kotatsu.ui.list.MangaListSheet
 import org.koitharu.kotatsu.utils.ext.withArgs
 
 class MangaSearchSheet : MangaListSheet<Unit>() {

app/src/main/java/org/koitharu/kotatsu/ui/search/SearchActivity.kt

@@ -4,38 +4,60 @@ import android.content.Context
 import android.content.Intent
 import android.os.Bundle
 import android.os.Parcelable
+import androidx.appcompat.widget.SearchView
+import kotlinx.android.synthetic.main.activity_search.*
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.model.MangaSource
 import org.koitharu.kotatsu.ui.common.BaseActivity
+import org.koitharu.kotatsu.utils.ext.showKeyboard
 
-class SearchActivity : BaseActivity() {
+class SearchActivity : BaseActivity(), SearchView.OnQueryTextListener {
+
+	private lateinit var source: MangaSource
 
 	override fun onCreate(savedInstanceState: Bundle?) {
 		super.onCreate(savedInstanceState)
 		setContentView(R.layout.activity_search)
-		val source = intent.getParcelableExtra<MangaSource>(EXTRA_SOURCE)
+		source = intent.getParcelableExtra(EXTRA_SOURCE) ?: run {
-		val query = intent.getStringExtra(EXTRA_QUERY)
+			finishAfterTransition()
-
-		if (source == null || query == null) {
-			finish()
 			return
 		}
-
+		val query = intent.getStringExtra(EXTRA_QUERY)
 		supportActionBar?.setDisplayHomeAsUpEnabled(true)
-		title = query
+		searchView.queryHint = getString(R.string.search_on_s, source.title)
-		supportActionBar?.subtitle = getString(R.string.search_results_on_s, source.title)
+		searchView.suggestionsAdapter = MangaSuggestionsProvider.getSuggestionAdapter(this)
-		supportFragmentManager
+		searchView.setOnSuggestionListener(SearchHelper.SuggestionListener(searchView))
-			.beginTransaction()
+		searchView.setOnQueryTextListener(this)
-			.replace(R.id.container, SearchFragment.newInstance(source, query))
+
-			.commit()
+		if (query.isNullOrBlank()) {
+			searchView.requestFocus()
+			searchView.showKeyboard()
+		} else {
+			searchView.setQuery(query, true)
+		}
 	}
 
+	override fun onQueryTextSubmit(query: String?): Boolean {
+		return if (!query.isNullOrBlank()) {
+			title = query
+			supportFragmentManager
+				.beginTransaction()
+				.replace(R.id.container, SearchFragment.newInstance(source, query))
+				.commit()
+			searchView.clearFocus()
+			MangaSuggestionsProvider.saveQuery(this, query)
+			true
+		} else false
+	}
+
+	override fun onQueryTextChange(newText: String?) = false
+
 	companion object {
 
 		private const val EXTRA_SOURCE = "source"
 		private const val EXTRA_QUERY = "query"
 
-		fun newIntent(context: Context, source: MangaSource, query: String) =
+		fun newIntent(context: Context, source: MangaSource, query: String?) =
 			Intent(context, SearchActivity::class.java)
 				.putExtra(EXTRA_SOURCE, source as Parcelable)
 				.putExtra(EXTRA_QUERY, query)

app/src/main/java/org/koitharu/kotatsu/ui/search/SearchFragment.kt

@@ -2,7 +2,7 @@ package org.koitharu.kotatsu.ui.search
 
 import moxy.ktx.moxyPresenter
 import org.koitharu.kotatsu.core.model.MangaSource
-import org.koitharu.kotatsu.ui.main.list.MangaListFragment
+import org.koitharu.kotatsu.ui.list.MangaListFragment
 import org.koitharu.kotatsu.utils.ext.withArgs
 
 class SearchFragment : MangaListFragment<Unit>() {

app/src/main/java/org/koitharu/kotatsu/ui/search/SearchHelper.kt

@@ -6,27 +6,27 @@ import android.database.Cursor
 import android.view.MenuItem
 import androidx.appcompat.widget.SearchView
 import org.koitharu.kotatsu.R
-import org.koitharu.kotatsu.core.model.MangaSource
+import org.koitharu.kotatsu.ui.search.global.GlobalSearchActivity
 import org.koitharu.kotatsu.utils.ext.safe
 
 object SearchHelper {
 
 	@JvmStatic
-	fun setupSearchView(menuItem: MenuItem, source: MangaSource) {
+	fun setupSearchView(menuItem: MenuItem) {
 		val view = menuItem.actionView as? SearchView ?: return
 		val context = view.context
 		view.queryHint = context.getString(R.string.search_manga)
 		view.suggestionsAdapter = MangaSuggestionsProvider.getSuggestionAdapter(context)
-		view.setOnQueryTextListener(QueryListener(context, source))
+		view.setOnQueryTextListener(QueryListener(context))
 		view.setOnSuggestionListener(SuggestionListener(view))
 	}
 
-	private class QueryListener(private val context: Context, private val source: MangaSource) :
+	private class QueryListener(private val context: Context) :
 		SearchView.OnQueryTextListener {
 
 		override fun onQueryTextSubmit(query: String?): Boolean {
 			return if (!query.isNullOrBlank()) {
-				context.startActivity(SearchActivity.newIntent(context, source, query.trim()))
+				context.startActivity(GlobalSearchActivity.newIntent(context, query.trim()))
 				MangaSuggestionsProvider.saveQuery(context, query)
 				true
 			} else false
@@ -35,7 +35,7 @@ object SearchHelper {
 		override fun onQueryTextChange(newText: String?) = false
 	}
 
-	private class SuggestionListener(private val view: SearchView) :
+	class SuggestionListener(private val view: SearchView) :
 		SearchView.OnSuggestionListener {
 
 		override fun onSuggestionSelect(position: Int) = false

app/src/main/java/org/koitharu/kotatsu/ui/search/SearchPresenter.kt

@@ -10,18 +10,11 @@ import org.koitharu.kotatsu.BuildConfig
 import org.koitharu.kotatsu.core.model.MangaSource
 import org.koitharu.kotatsu.domain.MangaProviderFactory
 import org.koitharu.kotatsu.ui.common.BasePresenter
-import org.koitharu.kotatsu.ui.main.list.MangaListView
+import org.koitharu.kotatsu.ui.list.MangaListView
 
 @InjectViewState
 class SearchPresenter : BasePresenter<MangaListView<Unit>>() {
 
-	private lateinit var sources: Array<MangaSource>
-
-	override fun onFirstViewAttach() {
-		sources = MangaSource.values()
-		super.onFirstViewAttach()
-	}
-
 	fun loadList(source: MangaSource, query: String, offset: Int) {
 		presenterScope.launch {
 			viewState.onLoadingStateChanged(true)

app/src/main/java/org/koitharu/kotatsu/ui/search/global/GlobalSearchActivity.kt

@@ -0,0 +1,38 @@
+package org.koitharu.kotatsu.ui.search.global
+
+import android.content.Context
+import android.content.Intent
+import android.os.Bundle
+import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.ui.common.BaseActivity
+
+class GlobalSearchActivity : BaseActivity() {
+
+	override fun onCreate(savedInstanceState: Bundle?) {
+		super.onCreate(savedInstanceState)
+		setContentView(R.layout.activity_search_global)
+		val query = intent.getStringExtra(EXTRA_QUERY)
+
+		if (query == null) {
+			finishAfterTransition()
+			return
+		}
+
+		supportActionBar?.setDisplayHomeAsUpEnabled(true)
+		title = query
+		supportActionBar?.subtitle = getString(R.string.search_results)
+		supportFragmentManager
+			.beginTransaction()
+			.replace(R.id.container, GlobalSearchFragment.newInstance(query))
+			.commit()
+	}
+
+	companion object {
+
+		private const val EXTRA_QUERY = "query"
+
+		fun newIntent(context: Context, query: String) =
+			Intent(context, GlobalSearchActivity::class.java)
+				.putExtra(EXTRA_QUERY, query)
+	}
+}

app/src/main/java/org/koitharu/kotatsu/ui/search/global/GlobalSearchFragment.kt

@@ -0,0 +1,32 @@
+package org.koitharu.kotatsu.ui.search.global
+
+import moxy.ktx.moxyPresenter
+import org.koitharu.kotatsu.ui.list.MangaListFragment
+import org.koitharu.kotatsu.utils.ext.withArgs
+
+
+class GlobalSearchFragment: MangaListFragment<Unit>() {
+
+	private val presenter by moxyPresenter(factory = ::GlobalSearchPresenter)
+
+	private val query by stringArg(ARG_QUERY)
+
+	override fun onRequestMoreItems(offset: Int) {
+		if (offset == 0) {
+			presenter.startSearch(query.orEmpty())
+		}
+	}
+
+	override fun getTitle(): CharSequence? {
+		return query
+	}
+
+	companion object {
+
+		private const val ARG_QUERY = "query"
+
+		fun newInstance(query: String) = GlobalSearchFragment().withArgs(1) {
+			putString(ARG_QUERY, query)
+		}
+	}
+}

app/src/main/java/org/koitharu/kotatsu/ui/search/global/GlobalSearchPresenter.kt

@@ -0,0 +1,49 @@
+package org.koitharu.kotatsu.ui.search.global
+
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.flow.*
+import kotlinx.coroutines.launch
+import moxy.presenterScope
+import org.koitharu.kotatsu.domain.MangaSearchRepository
+import org.koitharu.kotatsu.ui.common.BasePresenter
+import org.koitharu.kotatsu.ui.list.MangaListView
+import java.io.IOException
+
+class GlobalSearchPresenter : BasePresenter<MangaListView<Unit>>() {
+
+	private lateinit var repository: MangaSearchRepository
+
+	override fun onFirstViewAttach() {
+		repository = MangaSearchRepository()
+		super.onFirstViewAttach()
+	}
+
+	fun startSearch(query: String) {
+		presenterScope.launch {
+			viewState.onLoadingStateChanged(isLoading = true)
+			var isFirstCall = true
+			repository.globalSearch(query)
+				.flowOn(Dispatchers.IO)
+				.catch { e ->
+					if (e is IOException) {
+						viewState.onError(e)
+					}
+				}.filterNot { x -> x.isEmpty() }
+				.onEmpty {
+					viewState.onListChanged(emptyList())
+					viewState.onLoadingStateChanged(isLoading = false)
+				}.onCompletion {
+					viewState.onListAppended(emptyList())
+				}.collect {
+					if (isFirstCall) {
+						isFirstCall = false
+						viewState.onListChanged(it)
+						viewState.onLoadingStateChanged(isLoading = false)
+					} else {
+						viewState.onListAppended(it)
+					}
+				}
+		}
+	}
+
+}

app/src/main/java/org/koitharu/kotatsu/ui/settings/AppUpdateChecker.kt

@@ -0,0 +1,128 @@
+package org.koitharu.kotatsu.ui.settings
+
+import android.annotation.SuppressLint
+import android.content.Context
+import android.content.Intent
+import android.content.pm.PackageManager
+import android.net.Uri
+import androidx.activity.ComponentActivity
+import androidx.lifecycle.lifecycleScope
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import kotlinx.coroutines.CancellationException
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+import org.koin.core.KoinComponent
+import org.koin.core.inject
+import org.koitharu.kotatsu.BuildConfig
+import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.core.github.AppVersion
+import org.koitharu.kotatsu.core.github.GithubRepository
+import org.koitharu.kotatsu.core.github.VersionId
+import org.koitharu.kotatsu.core.prefs.AppSettings
+import org.koitharu.kotatsu.utils.FileSizeUtils
+import org.koitharu.kotatsu.utils.ext.byte2HexFormatted
+import java.io.ByteArrayInputStream
+import java.io.InputStream
+import java.security.MessageDigest
+import java.security.NoSuchAlgorithmException
+import java.security.cert.CertificateEncodingException
+import java.security.cert.CertificateException
+import java.security.cert.CertificateFactory
+import java.security.cert.X509Certificate
+import java.util.concurrent.TimeUnit
+
+class AppUpdateChecker(private val activity: ComponentActivity) : KoinComponent {
+
+	private val settings by inject<AppSettings>()
+
+	operator fun invoke() {
+		if (isUpdateSupported(activity) && settings.appUpdateAuto && settings.appUpdate + PERIOD < System.currentTimeMillis()) {
+			launch()
+		}
+	}
+
+	private fun launch() = activity.lifecycleScope.launch {
+		try {
+			val repo = GithubRepository()
+			val version = withContext(Dispatchers.IO) {
+				repo.getLatestVersion()
+			}
+			val newVersionId = VersionId.parse(version.name)
+			val currentVersionId = VersionId.parse(BuildConfig.VERSION_NAME)
+			if (newVersionId > currentVersionId) {
+				showUpdateDialog(version)
+			}
+			settings.appUpdate = System.currentTimeMillis()
+		} catch (_: CancellationException) {
+		} catch (e: Throwable) {
+			if (BuildConfig.DEBUG) {
+				e.printStackTrace()
+			}
+		}
+	}
+
+	private fun showUpdateDialog(version: AppVersion) {
+		MaterialAlertDialogBuilder(activity)
+			.setTitle(R.string.app_update_available)
+			.setMessage(buildString {
+				append(activity.getString(R.string.new_version_s, version.name))
+				appendln()
+				append(activity.getString(R.string.size_s, FileSizeUtils.formatBytes(activity, version.apkSize)))
+				appendln()
+				appendln()
+				append(version.description)
+			})
+			.setPositiveButton(R.string.download) { _, _ ->
+				activity.startActivity(Intent(Intent.ACTION_VIEW, Uri.parse(version.apkUrl)))
+			}
+			.setNegativeButton(R.string.close, null)
+			.create()
+			.show()
+	}
+
+	companion object {
+
+		private const val CERT_SHA1 = "2C:19:C7:E8:07:61:2B:8E:94:51:1B:FD:72:67:07:64:5D:C2:58:AE"
+		private val PERIOD = TimeUnit.HOURS.toMillis(6)
+
+		fun isUpdateSupported(context: Context): Boolean {
+			return getCertificateSHA1Fingerprint(context) == CERT_SHA1
+		}
+
+		@Suppress("DEPRECATION")
+		@SuppressLint("PackageManagerGetSignatures")
+		private fun getCertificateSHA1Fingerprint(context: Context): String? {
+			val packageInfo = try {
+				context.packageManager.getPackageInfo(
+					context.packageName,
+					PackageManager.GET_SIGNATURES
+				)
+			} catch (e: PackageManager.NameNotFoundException) {
+				e.printStackTrace()
+				return null
+			}
+			val signatures = packageInfo?.signatures
+			val cert: ByteArray = signatures?.firstOrNull()?.toByteArray() ?: return null
+			val input: InputStream = ByteArrayInputStream(cert)
+			val c = try {
+				val cf = CertificateFactory.getInstance("X509")
+				cf.generateCertificate(input) as X509Certificate
+			} catch (e: CertificateException) {
+				e.printStackTrace()
+				return null
+			}
+			return try {
+				val md: MessageDigest = MessageDigest.getInstance("SHA1")
+				val publicKey: ByteArray = md.digest(c.encoded)
+				publicKey.byte2HexFormatted()
+			} catch (e: NoSuchAlgorithmException) {
+				e.printStackTrace()
+				null
+			} catch (e: CertificateEncodingException) {
+				e.printStackTrace()
+				null
+			}
+		}
+	}
+}

app/src/main/java/org/koitharu/kotatsu/ui/settings/AppUpdateService.kt

@@ -1,178 +0,0 @@
-package org.koitharu.kotatsu.ui.settings
-
-import android.annotation.SuppressLint
-import android.app.NotificationChannel
-import android.app.NotificationManager
-import android.app.PendingIntent
-import android.content.Context
-import android.content.Intent
-import android.content.pm.PackageManager
-import android.graphics.BitmapFactory
-import android.net.Uri
-import android.os.Build
-import androidx.core.app.NotificationCompat
-import androidx.core.content.ContextCompat
-import kotlinx.coroutines.CancellationException
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
-import org.koitharu.kotatsu.BuildConfig
-import org.koitharu.kotatsu.R
-import org.koitharu.kotatsu.core.github.AppVersion
-import org.koitharu.kotatsu.core.github.GithubRepository
-import org.koitharu.kotatsu.core.github.VersionId
-import org.koitharu.kotatsu.core.prefs.AppSettings
-import org.koitharu.kotatsu.ui.common.BaseService
-import org.koitharu.kotatsu.utils.FileSizeUtils
-import org.koitharu.kotatsu.utils.ext.byte2HexFormatted
-import java.io.ByteArrayInputStream
-import java.io.InputStream
-import java.security.MessageDigest
-import java.security.NoSuchAlgorithmException
-import java.security.cert.CertificateEncodingException
-import java.security.cert.CertificateException
-import java.security.cert.CertificateFactory
-import java.security.cert.X509Certificate
-import java.util.concurrent.TimeUnit
-
-
-class AppUpdateService : BaseService() {
-
-	override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
-		launch(Dispatchers.IO) {
-			try {
-				val repo = GithubRepository()
-				val version = repo.getLatestVersion()
-				val newVersionId = VersionId.parse(version.name)
-				val currentVersionId = VersionId.parse(BuildConfig.VERSION_NAME)
-				if (newVersionId > currentVersionId) {
-					withContext(Dispatchers.Main) {
-						showUpdateNotification(version)
-					}
-				}
-				AppSettings(this@AppUpdateService).appUpdate = System.currentTimeMillis()
-			} catch (_: CancellationException) {
-			} catch (e: Throwable) {
-				if (BuildConfig.DEBUG) {
-					e.printStackTrace()
-				}
-			} finally {
-				withContext(Dispatchers.Main) {
-					stopSelf(startId)
-				}
-			}
-		}
-		return START_NOT_STICKY
-	}
-
-	private fun showUpdateNotification(newVersion: AppVersion) {
-		val manager = getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
-		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O
-			&& manager.getNotificationChannel(CHANNEL_ID) == null
-		) {
-			val channel = NotificationChannel(
-				CHANNEL_ID,
-				getString(R.string.application_update),
-				NotificationManager.IMPORTANCE_DEFAULT
-			)
-			manager.createNotificationChannel(channel)
-		}
-		val builder = NotificationCompat.Builder(this, CHANNEL_ID)
-		builder.setContentTitle(getString(R.string.app_update_available))
-		builder.setContentText(buildString {
-			append(newVersion.name)
-			append(" (")
-			append(FileSizeUtils.formatBytes(this@AppUpdateService, newVersion.apkSize))
-			append(')')
-		})
-		builder.setContentIntent(
-			PendingIntent.getActivity(
-				this,
-				NOTIFICATION_ID,
-				Intent(Intent.ACTION_VIEW, Uri.parse(newVersion.url)),
-				PendingIntent.FLAG_CANCEL_CURRENT
-			)
-		)
-		builder.addAction(
-			R.drawable.ic_download, getString(R.string.download),
-			PendingIntent.getActivity(
-				this,
-				NOTIFICATION_ID + 1,
-				Intent(Intent.ACTION_VIEW, Uri.parse(newVersion.apkUrl)),
-				PendingIntent.FLAG_CANCEL_CURRENT
-			)
-		)
-		builder.setSmallIcon(R.drawable.ic_stat_update)
-		builder.setAutoCancel(true)
-		builder.color = ContextCompat.getColor(this, R.color.blue_primary_dark)
-		builder.setLargeIcon(BitmapFactory.decodeResource(resources, R.mipmap.ic_launcher))
-		manager.notify(NOTIFICATION_ID, builder.build())
-	}
-
-	companion object {
-
-		private const val CERT_SHA1 = "2C:19:C7:E8:07:61:2B:8E:94:51:1B:FD:72:67:07:64:5D:C2:58:AE"
-		private const val NOTIFICATION_ID = 202
-		private const val CHANNEL_ID = "update"
-		private val PERIOD = TimeUnit.HOURS.toMillis(6)
-
-		fun isUpdateSupported(context: Context): Boolean {
-			return getCertificateSHA1Fingerprint(context) == CERT_SHA1
-		}
-
-		fun startIfRequired(context: Context) {
-			if (!isUpdateSupported(context)) {
-				return
-			}
-			val settings = AppSettings(context)
-			if (settings.appUpdateAuto) {
-				val lastUpdate = settings.appUpdate
-				if (lastUpdate + PERIOD < System.currentTimeMillis()) {
-					start(context)
-				}
-			}
-		}
-
-		private fun start(context: Context) {
-			try {
-				context.startService(Intent(context, AppUpdateService::class.java))
-			} catch (_: IllegalStateException) {
-			}
-		}
-
-		@Suppress("DEPRECATION")
-		@SuppressLint("PackageManagerGetSignatures")
-		private fun getCertificateSHA1Fingerprint(context: Context): String? {
-			val packageInfo = try {
-				context.packageManager.getPackageInfo(
-					context.packageName,
-					PackageManager.GET_SIGNATURES
-				)
-			} catch (e: PackageManager.NameNotFoundException) {
-				e.printStackTrace()
-				return null
-			}
-			val signatures = packageInfo?.signatures
-			val cert: ByteArray = signatures?.firstOrNull()?.toByteArray() ?: return null
-			val input: InputStream = ByteArrayInputStream(cert)
-			val c = try {
-				val cf = CertificateFactory.getInstance("X509")
-				cf.generateCertificate(input) as X509Certificate
-			} catch (e: CertificateException) {
-				e.printStackTrace()
-				return null
-			}
-			return try {
-				val md: MessageDigest = MessageDigest.getInstance("SHA1")
-				val publicKey: ByteArray = md.digest(c.encoded)
-				publicKey.byte2HexFormatted()
-			} catch (e: NoSuchAlgorithmException) {
-				e.printStackTrace()
-				null
-			} catch (e: CertificateEncodingException) {
-				e.printStackTrace()
-				null
-			}
-		}
-	}
-}

app/src/main/java/org/koitharu/kotatsu/ui/settings/HistorySettingsFragment.kt

@@ -9,6 +9,7 @@ import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.local.Cache
+import org.koitharu.kotatsu.domain.tracking.TrackingRepository
 import org.koitharu.kotatsu.ui.common.BasePreferenceFragment
 import org.koitharu.kotatsu.ui.search.MangaSuggestionsProvider
 import org.koitharu.kotatsu.utils.CacheUtils
@@ -17,6 +18,10 @@ import org.koitharu.kotatsu.utils.ext.getDisplayMessage
 
 class HistorySettingsFragment : BasePreferenceFragment(R.string.history_and_cache) {
 
+	private val trackerRepo by lazy {
+		TrackingRepository()
+	}
+
 	override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
 		addPreferencesFromResource(R.xml.pref_history)
 		findPreference<Preference>(R.string.key_pages_cache_clear)?.let { pref ->
@@ -39,10 +44,16 @@ class HistorySettingsFragment : BasePreferenceFragment(R.string.history_and_cach
 			val items = MangaSuggestionsProvider.getItemsCount(p.context)
 			p.summary = p.context.resources.getQuantityString(R.plurals.items, items, items)
 		}
+		findPreference<Preference>(R.string.key_updates_feed_clear)?.let { p ->
+			lifecycleScope.launchWhenResumed {
+				val items = trackerRepo.count()
+				p.summary = p.context.resources.getQuantityString(R.plurals.items, items, items)
+			}
+		}
 	}
 
 	override fun onPreferenceTreeClick(preference: Preference): Boolean {
-		return when(preference.key) {
+		return when (preference.key) {
 			getString(R.string.key_pages_cache_clear) -> {
 				clearCache(preference, Cache.PAGES)
 				true
@@ -53,8 +64,26 @@ class HistorySettingsFragment : BasePreferenceFragment(R.string.history_and_cach
 			}
 			getString(R.string.key_search_history_clear) -> {
 				MangaSuggestionsProvider.clearHistory(preference.context)
-				preference.context.resources.getQuantityString(R.plurals.items, 0, 0)
+				preference.summary = preference.context.resources
-				Snackbar.make(view ?: return true, R.string.search_history_cleared, Snackbar.LENGTH_SHORT).show()
+					.getQuantityString(R.plurals.items, 0, 0)
+				Snackbar.make(
+					view ?: return true,
+					R.string.search_history_cleared,
+					Snackbar.LENGTH_SHORT
+				).show()
+				true
+			}
+			getString(R.string.key_updates_feed_clear) -> {
+				lifecycleScope.launch {
+					trackerRepo.clearLogs()
+					preference.summary = preference.context.resources
+						.getQuantityString(R.plurals.items, 0, 0)
+					Snackbar.make(
+						view ?: return@launch,
+						R.string.updates_feed_cleared,
+						Snackbar.LENGTH_SHORT
+					).show()
+				}
 				true
 			}
 			else -> super.onPreferenceTreeClick(preference)

app/src/main/java/org/koitharu/kotatsu/ui/settings/MainSettingsFragment.kt

@@ -17,7 +17,7 @@ import org.koitharu.kotatsu.core.model.MangaSource
 import org.koitharu.kotatsu.core.prefs.ListMode
 import org.koitharu.kotatsu.ui.common.BasePreferenceFragment
 import org.koitharu.kotatsu.ui.common.dialog.StorageSelectDialog
-import org.koitharu.kotatsu.ui.main.list.ListModeSelectDialog
+import org.koitharu.kotatsu.ui.list.ListModeSelectDialog
 import org.koitharu.kotatsu.ui.settings.utils.MultiSummaryProvider
 import org.koitharu.kotatsu.ui.tracker.TrackWorker
 import org.koitharu.kotatsu.utils.ext.getStorageName
@@ -42,7 +42,7 @@ class MainSettingsFragment : BasePreferenceFragment(R.string.settings),
 		findPreference<MultiSelectListPreference>(R.string.key_reader_switchers)?.summaryProvider =
 			MultiSummaryProvider(R.string.gestures_only)
 		findPreference<Preference>(R.string.key_app_update_auto)?.run {
-			isVisible = AppUpdateService.isUpdateSupported(context)
+			isVisible = AppUpdateChecker.isUpdateSupported(context)
 		}
 		findPreference<Preference>(R.string.key_local_storage)?.run {
 			summary = settings.getStorageDir(context)?.getStorageName(context)

app/src/main/java/org/koitharu/kotatsu/ui/settings/NotificationSettingsLegacyFragment.kt

@@ -1,14 +1,11 @@
 package org.koitharu.kotatsu.ui.settings
 
-import android.app.Activity
-import android.content.Intent
 import android.media.RingtoneManager
-import android.net.Uri
 import android.os.Bundle
-import android.provider.Settings
 import androidx.preference.Preference
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.ui.common.BasePreferenceFragment
+import org.koitharu.kotatsu.ui.settings.utils.RingtonePickContract
 import org.koitharu.kotatsu.utils.ext.toUriOrNull
 
 class NotificationSettingsLegacyFragment : BasePreferenceFragment(R.string.notifications) {
@@ -24,43 +21,15 @@ class NotificationSettingsLegacyFragment : BasePreferenceFragment(R.string.notif
 	override fun onPreferenceTreeClick(preference: Preference?): Boolean {
 		return when (preference?.key) {
 			getString(R.string.key_notifications_sound) -> {
-				val intent = Intent(RingtoneManager.ACTION_RINGTONE_PICKER)
+				registerForActivityResult(RingtonePickContract(preference.title.toString())) { uri ->
-				intent.putExtra(RingtoneManager.EXTRA_RINGTONE_TYPE,
+					settings.notificationSound = uri?.toString().orEmpty()
-					RingtoneManager.TYPE_NOTIFICATION)
+					findPreference<Preference>(R.string.key_notifications_sound)?.run {
-				intent.putExtra(RingtoneManager.EXTRA_RINGTONE_SHOW_DEFAULT, true)
+						summary = RingtoneManager.getRingtone(context, uri).getTitle(context)
-				intent.putExtra(RingtoneManager.EXTRA_RINGTONE_SHOW_SILENT, true)
+					}
-				intent.putExtra(RingtoneManager.EXTRA_RINGTONE_DEFAULT_URI,
+				}.launch(settings.notificationSound.toUriOrNull())
-					Settings.System.DEFAULT_NOTIFICATION_URI)
-				intent.putExtra(RingtoneManager.EXTRA_RINGTONE_TITLE, preference.title)
-				val existingValue = settings.notificationSound.toUriOrNull()
-				intent.putExtra(RingtoneManager.EXTRA_RINGTONE_EXISTING_URI, existingValue)
-				startActivityForResult(intent, REQUEST_RINGTONE)
 				true
 			}
 			else -> super.onPreferenceTreeClick(preference)
 		}
 	}
-
-	override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
-		when (requestCode) {
-			REQUEST_RINGTONE -> {
-				if (resultCode == Activity.RESULT_OK) {
-					val uri =
-						data?.getParcelableExtra<Uri>(RingtoneManager.EXTRA_RINGTONE_PICKED_URI)
-					settings.notificationSound = uri?.toString().orEmpty()
-					findPreference<Preference>(R.string.key_notifications_sound)?.run {
-						summary = RingtoneManager.getRingtone(context, uri).getTitle(context)
-					}
-				}
-			}
-			else -> {
-				super.onActivityResult(requestCode, resultCode, data)
-			}
-		}
-	}
-
-	private companion object {
-
-		const val REQUEST_RINGTONE = 340
-	}
 }

app/src/main/java/org/koitharu/kotatsu/ui/settings/utils/RingtonePickContract.kt

@@ -0,0 +1,34 @@
+package org.koitharu.kotatsu.ui.settings.utils
+
+import android.content.Context
+import android.content.Intent
+import android.media.RingtoneManager
+import android.net.Uri
+import android.provider.Settings
+import androidx.activity.result.contract.ActivityResultContract
+
+class RingtonePickContract(private val title: String?) : ActivityResultContract<Uri?, Uri?>() {
+
+	override fun createIntent(context: Context, input: Uri?): Intent {
+		val intent = Intent(RingtoneManager.ACTION_RINGTONE_PICKER)
+		intent.putExtra(
+			RingtoneManager.EXTRA_RINGTONE_TYPE,
+			RingtoneManager.TYPE_NOTIFICATION
+		)
+		intent.putExtra(RingtoneManager.EXTRA_RINGTONE_SHOW_DEFAULT, true)
+		intent.putExtra(RingtoneManager.EXTRA_RINGTONE_SHOW_SILENT, true)
+		intent.putExtra(
+			RingtoneManager.EXTRA_RINGTONE_DEFAULT_URI,
+			Settings.System.DEFAULT_NOTIFICATION_URI
+		)
+		if (title != null) {
+			intent.putExtra(RingtoneManager.EXTRA_RINGTONE_TITLE, title)
+		}
+		intent.putExtra(RingtoneManager.EXTRA_RINGTONE_EXISTING_URI, input)
+		return intent
+	}
+
+	override fun parseResult(resultCode: Int, intent: Intent?): Uri? {
+		return intent?.getParcelableExtra<Uri>(RingtoneManager.EXTRA_RINGTONE_PICKED_URI)
+	}
+}