Update parsers

(cherry picked from commit 8d78b19128)

.gitignore

@@ -26,3 +26,4 @@
 .cxx
 /.idea/deviceManager.xml
 /.kotlin/
+/.idea/AndroidProjectSystem.xml

.idea/AndroidProjectSystem.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="AndroidProjectSystem">
+    <option name="providerId" value="com.android.tools.idea.GradleProjectSystem" />
+  </component>
+</project>

.idea/gradle.xml

@@ -6,14 +6,13 @@
       <GradleProjectSettings>
         <option name="testRunner" value="CHOOSE_PER_TEST" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
-        <option name="gradleJvm" value="#GRADLE_LOCAL_JAVA_HOME" />
+        <option name="gradleJvm" value="jbr-21" />
         <option name="modules">
           <set>
             <option value="$PROJECT_DIR$" />
             <option value="$PROJECT_DIR$/app" />
           </set>
         </option>
-        <option name="resolveExternalAnnotations" value="false" />
       </GradleProjectSettings>
     </option>
   </component>

README.md

@@ -1,57 +1,107 @@
-# Kotatsu
+<div align="center">
 
-Kotatsu is a free and open-source manga reader for Android with built-in online content sources.
+<a href="https://kotatsu.app">
+    <img src="./.github/assets/vtuber.png" alt="Kotatsu Logo" title="Kotatsu" width="600"/>
+</a>
 
-[![Sources count](https://img.shields.io/badge/dynamic/yaml?url=https%3A%2F%2Fraw.githubusercontent.com%2FKotatsuApp%2Fkotatsu-parsers%2Frefs%2Fheads%2Fmaster%2F.github%2Fsummary.yaml&query=total&label=manga%20sources&color=%23E9321C)](https://github.com/KotatsuApp/kotatsu-parsers) ![F-Droid Version](https://img.shields.io/f-droid/v/org.koitharu.kotatsu) ![Android 5.0](https://img.shields.io/badge/android-5.0+-brightgreen) [![weblate](https://hosted.weblate.org/widgets/kotatsu/-/strings/svg-badge.svg)](https://hosted.weblate.org/engage/kotatsu/) [![Telegram](https://img.shields.io/badge/chat-telegram-60ACFF)](https://t.me/kotatsuapp) [![Discord](https://img.shields.io/discord/898363402467045416?color=5865f2&label=discord)](https://discord.gg/NNJ5RgVBC5) [![License](https://img.shields.io/github/license/KotatsuApp/Kotatsu)](https://github.com/KotatsuApp/Kotatsu/blob/devel/LICENSE)
+# [Kotatsu](https://kotatsu.app)
+
+**[Kotatsu](https://github.com/KotatsuApp/Kotatsu) is a free and open-source manga reader for Android with built-in online content sources.**
+
+![Downloads count](https://img.shields.io/github/downloads/KotatsuApp/Kotatsu/total?color=1976d2) ![Latest Stable version](https://img.shields.io/github/v/release/KotatsuApp/Kotatsu?color=2596be&label=latest) ![Android 5.0](https://img.shields.io/badge/android-5.0+-brightgreen) [![Sources count](https://img.shields.io/badge/dynamic/yaml?url=https%3A%2F%2Fraw.githubusercontent.com%2FKotatsuApp%2Fkotatsu-parsers%2Frefs%2Fheads%2Fmaster%2F.github%2Fsummary.yaml&query=total&label=manga%20sources&color=%23E9321C)](https://github.com/KotatsuApp/kotatsu-parsers) [![weblate](https://hosted.weblate.org/widgets/kotatsu/-/strings/svg-badge.svg)](https://hosted.weblate.org/engage/kotatsu/) [![Discord](https://img.shields.io/discord/898363402467045416?color=5865f2&label=discord)](https://discord.gg/NNJ5RgVBC5) [![Telegram](https://img.shields.io/badge/chat-telegram-60ACFF?)](https://t.me/kotatsuapp) [![License](https://img.shields.io/github/license/KotatsuApp/Kotatsu)](https://github.com/KotatsuApp/Kotatsu/blob/devel/LICENSE)
 
 ### Download
 
-- **Recommended:** Download and install APK from **[GitHub Releases](https://github.com/KotatsuApp/Kotatsu/releases/latest)**. Application has a built-in self-updating feature.
-- Get it on **[F-Droid](https://f-droid.org/packages/org.koitharu.kotatsu)**. The F-Droid build may be a bit outdated and some fixes might be missing.
-- Also [nightly builds](https://github.com/KotatsuApp/Kotatsu-nightly/releases) are available (very unstable, use at your own risk). 
+<div align="left">
+
+* **Recommended:** Download and install APK from [GitHub Releases](https://github.com/KotatsuApp/Kotatsu/releases/latest). Application has a built-in self-updating feature.
+* Get it on [F-Droid](https://f-droid.org/packages/org.koitharu.kotatsu). The F-Droid build may be a bit outdated and some fixes might be missing.
+* Also [nightly builds](https://github.com/KotatsuApp/Kotatsu-nightly/releases) are available (very unstable, use at your own risk).
+
+</div>
 
 ### Main Features
 
-* Online [manga catalogues](https://github.com/KotatsuApp/kotatsu-parsers)
+<div align="left">
+
+* Online [manga catalogues](https://github.com/KotatsuApp/kotatsu-parsers) (with 1100+ manga sources)
 * Search manga by name, genres, and more filters
-* Reading history and bookmarks
 * Favorites organized by user-defined categories
-* Downloading manga and reading it offline. Third-party CBZ archives also supported
-* Tablet-optimized Material You UI
-* Standard and Webtoon-optimized customizable reader
-* Notifications about new chapters with updates feed
+* Reading history, bookmarks, and incognito mode support
+* Download manga and read it offline. Third-party CBZ archives are also supported
+* Clean and convenient Material You UI, optimized for phones, tablets, and desktop
+* Standard and Webtoon-optimized customizable reader, gesture support on reading interface
+* Notifications about new chapters with updates feed, manga recommendations (with filters)
 * Integration with manga tracking services: Shikimori, AniList, MyAnimeList, Kitsu
-* Password/fingerprint-protected access to the app
+* Password / fingerprint-protected access to the app
+* Automatically sync app data with other devices on the same account
+* Support for older devices running Android 5+
 
-### Screenshots
+</div>
 
-| ![Screenshot_20200226-210337](https://github.com/KotatsuApp/Kotatsu/raw/devel/metadata/en-US/images/phoneScreenshots/1.png) | ![](https://github.com/KotatsuApp/Kotatsu/raw/devel/metadata/en-US/images/phoneScreenshots/2.png)                           | ![Screenshot_20200226-210232](https://github.com/KotatsuApp/Kotatsu/raw/devel/metadata/en-US/images/phoneScreenshots/3.png) |
-|-----------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------|
-| ![Screenshot_20200226-210405](https://github.com/KotatsuApp/Kotatsu/raw/devel/metadata/en-US/images/phoneScreenshots/4.png) | ![Screenshot_20200226-210151](https://github.com/KotatsuApp/Kotatsu/raw/devel/metadata/en-US/images/phoneScreenshots/5.png) | ![Screenshot_20200226-210223](https://github.com/KotatsuApp/Kotatsu/raw/devel/metadata/en-US/images/phoneScreenshots/6.png) |
+### In-App Screenshots
 
-| ![](https://github.com/KotatsuApp/Kotatsu/raw/devel/metadata/en-US/images/tenInchScreenshots/1.png) | ![](https://github.com/KotatsuApp/Kotatsu/raw/devel/metadata/en-US/images/tenInchScreenshots/2.png) |
-|-----------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------|
+<div align="center">
+    <img src="./metadata/en-US/images/phoneScreenshots/1.png" alt="Mobile view" width="250"/>
+    <img src="./metadata/en-US/images/phoneScreenshots/2.png" alt="Mobile view" width="250"/>
+    <img src="./metadata/en-US/images/phoneScreenshots/3.png" alt="Mobile view" width="250"/>
+    <img src="./metadata/en-US/images/phoneScreenshots/4.png" alt="Mobile view" width="250"/>
+    <img src="./metadata/en-US/images/phoneScreenshots/5.png" alt="Mobile view" width="250"/>
+    <img src="./metadata/en-US/images/phoneScreenshots/6.png" alt="Mobile view" width="250"/>
+</div>
+
+<br>
+
+<div align="center">
+    <img src="./metadata/en-US/images/tenInchScreenshots/1.png" alt="Tablet view" width="400"/>
+    <img src="./metadata/en-US/images/tenInchScreenshots/2.png" alt="Tablet view" width="400"/>
+</div>
 
 ### Localization
 
-[<img src="https://hosted.weblate.org/widgets/kotatsu/-/287x66-white.png" alt="Translation status">](https://hosted.weblate.org/engage/kotatsu/)
+<a href="https://hosted.weblate.org/engage/kotatsu/">
+<img src="https://hosted.weblate.org/widget/kotatsu/horizontal-auto.png" alt="Translation status" />
+</a>
 
-Kotatsu is localized in a number of different languages, if you would like to help improve these or add new languages,
-please head over to the [Weblate project page](https://hosted.weblate.org/engage/kotatsu/)
+**[Kotatsu](https://github.com/KotatsuApp/Kotatsu) is localized in a number of different languages.**<br>
+**📌 If you would like to help improve these or add new languages,
+please head over to the [Weblate project page](https://hosted.weblate.org/engage/kotatsu/)**
 
 ### Contributing
 
-See [CONTRIBUTING.md](./CONTRIBUTING.md) for the guidelines.
+<br>
+
+<a href="https://github.com/KotatsuApp/Kotatsu">
+  <picture>
+    <source srcset="https://github-readme-stats.vercel.app/api/pin/?username=KotatsuApp&repo=Kotatsu&bg_color=0d1117&text_color=1976d2&title_color=1976d2&icon_color=0877d2&border_radius=10&description_lines_count=2&show_owner=true" media="(prefers-color-scheme: dark)">
+    <img src="https://github-readme-stats.vercel.app/api/pin/?username=KotatsuApp&repo=Kotatsu&text_color=1976d2&title_color=1976d2&icon_color=0877d2&border_radius=10&description_lines_count=2&show_owner=true" alt="Kotatsu GitHub Repository">
+  </picture>
+</a>
+<a href="https://github.com/KotatsuApp/Kotatsu-parsers">
+  <picture>
+    <source srcset="https://github-readme-stats.vercel.app/api/pin/?username=KotatsuApp&repo=Kotatsu-parsers&bg_color=0d1117&text_color=1976d2&title_color=1976d2&icon_color=0877d2&border_radius=10&description_lines_count=2&show_owner=true" media="(prefers-color-scheme: dark)">
+    <img src="https://github-readme-stats.vercel.app/api/pin/?username=KotatsuApp&repo=Kotatsu-parsers&text_color=1976d2&title_color=1976d2&icon_color=0877d2&border_radius=10&description_lines_count=2&show_owner=true" alt="Kotatsu-parsers GitHub Repository">
+  </picture>
+</a><br></br>
+
+</br>
+
+**📌 Pull requests are welcome, if you want: See [CONTRIBUTING.md](https://github.com/KotatsuApp/Kotatsu/blob/devel/CONTRIBUTING.md) for the guidelines**
 
 ### License
 
 [![GNU GPLv3 Image](https://www.gnu.org/graphics/gplv3-127x51.png)](http://www.gnu.org/licenses/gpl-3.0.en.html)
 
-You may copy, distribute and modify the software as long as you track changes/dates in source files. Any modifications
-to or software including (via compiler) GPL-licensed code must also be made available under the GPL along with build &
-install instructions.
+<div align="left">
+
+You may copy, distribute and modify the software as long as you track changes/dates in source files. Any modifications to or software including (via compiler) GPL-licensed code must also be made available under the GPL along with build & install instructions.
+
+</div>
 
 ### DMCA disclaimer
 
-The developers of this application do not have any affiliation with the content available in the app.
-It collects content from sources that are freely available through any web browser
+<div align="left">
+
+The developers of this application do not have any affiliation with the content available in the app. It collects content from sources that are freely available through any web browser.
+
+</div>

app/build.gradle

@@ -7,6 +7,7 @@ plugins {
 	id 'com.google.devtools.ksp'
 	id 'kotlin-parcelize'
 	id 'dagger.hilt.android.plugin'
+	id 'androidx.room'
 }
 
 android {
@@ -18,13 +19,12 @@ android {
 		applicationId 'org.koitharu.kotatsu'
 		minSdk = 21
 		targetSdk = 35
-		versionCode = 692
-		versionName = '7.7'
+		versionCode = 1010
+		versionName = '8.1.4'
 		generatedDensities = []
 		testInstrumentationRunner 'org.koitharu.kotatsu.HiltTestRunner'
 		ksp {
 			arg('room.generateKotlin', 'true')
-			arg('room.schemaLocation', "$projectDir/schemas")
 		}
 		androidResources {
 			generateLocaleConfig true
@@ -74,8 +74,14 @@ android {
 			'-opt-in=kotlinx.coroutines.FlowPreview',
 			'-opt-in=kotlin.contracts.ExperimentalContracts',
 			'-opt-in=coil3.annotation.ExperimentalCoilApi',
+			'-opt-in=coil3.annotation.InternalCoilApi',
+			'-Xjspecify-annotations=strict',
+			'-Xtype-enhancement-improvements-strict-mode',
 		]
 	}
+	room {
+		schemaDirectory "$projectDir/schemas"
+	}
 	lint {
 		abortOnError true
 		disable 'MissingTranslation', 'PrivateResource', 'SetJavaScriptEnabled', 'SimpleDateFormat'

app/src/debug/kotlin/org/koitharu/kotatsu/KotatsuApp.kt

@@ -1,21 +1,37 @@
 package org.koitharu.kotatsu
 
 import android.content.Context
+import android.content.SharedPreferences
 import android.os.Build
 import android.os.StrictMode
+import androidx.core.content.edit
 import androidx.fragment.app.strictmode.FragmentStrictMode
+import leakcanary.LeakCanary
 import org.koitharu.kotatsu.core.BaseApp
 import org.koitharu.kotatsu.local.data.LocalMangaRepository
 import org.koitharu.kotatsu.local.data.PagesCache
 import org.koitharu.kotatsu.parsers.MangaLoaderContext
 import org.koitharu.kotatsu.reader.domain.PageLoader
-import org.koitharu.kotatsu.reader.ui.ReaderViewModel
 
 class KotatsuApp : BaseApp() {
 
+	var isLeakCanaryEnabled: Boolean
+		get() = getDebugPreferences(this).getBoolean(KEY_LEAK_CANARY, true)
+		set(value) {
+			getDebugPreferences(this).edit { putBoolean(KEY_LEAK_CANARY, value) }
+			configureLeakCanary()
+		}
+
 	override fun attachBaseContext(base: Context) {
 		super.attachBaseContext(base)
 		enableStrictMode()
+		configureLeakCanary()
+	}
+
+	private fun configureLeakCanary() {
+		LeakCanary.config = LeakCanary.config.copy(
+			dumpHeap = isLeakCanaryEnabled,
+		)
 	}
 
 	private fun enableStrictMode() {
@@ -50,12 +66,11 @@ class KotatsuApp : BaseApp() {
 				setClassInstanceLimit(PagesCache::class.java, 1)
 				setClassInstanceLimit(MangaLoaderContext::class.java, 1)
 				setClassInstanceLimit(PageLoader::class.java, 1)
-				setClassInstanceLimit(ReaderViewModel::class.java, 1)
 				penaltyLog()
 				if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P && notifier != null) {
 					penaltyListener(notifier.executor, notifier)
 				}
-			}.build()
+			}.build(),
 		)
 		FragmentStrictMode.defaultPolicy = FragmentStrictMode.Policy.Builder().apply {
 			detectWrongFragmentContainer()
@@ -70,4 +85,13 @@ class KotatsuApp : BaseApp() {
 			}
 		}.build()
 	}
+
+	private companion object {
+
+		const val PREFS_DEBUG = "_debug"
+		const val KEY_LEAK_CANARY = "leak_canary"
+
+		fun getDebugPreferences(context: Context): SharedPreferences =
+			context.getSharedPreferences(PREFS_DEBUG, MODE_PRIVATE)
+	}
 }

app/src/debug/kotlin/org/koitharu/kotatsu/StrictModeNotifier.kt

@@ -55,7 +55,7 @@ class StrictModeNotifier(
 		.setContentIntent(
 			PendingIntentCompat.getActivity(
 				context,
-				0,
+				violation.hashCode(),
 				ShareHelper(context).getShareTextIntent(violation.stackTraceToString()),
 				0,
 				false,

app/src/debug/kotlin/org/koitharu/kotatsu/core/ui/BaseService.kt

@@ -0,0 +1,21 @@
+package org.koitharu.kotatsu.core.ui
+
+import android.content.Context
+import androidx.core.content.ContextCompat
+import androidx.lifecycle.LifecycleService
+import leakcanary.AppWatcher
+
+abstract class BaseService : LifecycleService() {
+
+	override fun attachBaseContext(newBase: Context) {
+		super.attachBaseContext(ContextCompat.getContextForLanguage(newBase))
+	}
+
+	override fun onDestroy() {
+		super.onDestroy()
+		AppWatcher.objectWatcher.watch(
+			watchedObject = this,
+			description = "${javaClass.simpleName} service received Service#onDestroy() callback",
+		)
+	}
+}

app/src/debug/kotlin/org/koitharu/kotatsu/settings/SettingsMenuProvider.kt

@@ -5,7 +5,9 @@ import android.view.Menu
 import android.view.MenuInflater
 import android.view.MenuItem
 import androidx.core.view.MenuProvider
+import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView
 import leakcanary.LeakCanary
+import org.koitharu.kotatsu.KotatsuApp
 import org.koitharu.kotatsu.R
 import org.koitharu.workinspector.WorkInspector
 
@@ -13,10 +15,19 @@ class SettingsMenuProvider(
 	private val context: Context,
 ) : MenuProvider {
 
+	private val application: KotatsuApp
+		get() = context.applicationContext as KotatsuApp
+
 	override fun onCreateMenu(menu: Menu, menuInflater: MenuInflater) {
 		menuInflater.inflate(R.menu.opt_settings, menu)
 	}
 
+	override fun onPrepareMenu(menu: Menu) {
+		super.onPrepareMenu(menu)
+		menu.findItem(R.id.action_leakcanary).isChecked = application.isLeakCanaryEnabled
+		menu.findItem(R.id.action_ssiv_debug).isChecked = SubsamplingScaleImageView.isDebug
+	}
+
 	override fun onMenuItemSelected(menuItem: MenuItem): Boolean = when (menuItem.itemId) {
 		R.id.action_leaks -> {
 			context.startActivity(LeakCanary.newLeakDisplayActivityIntent())
@@ -28,6 +39,20 @@ class SettingsMenuProvider(
 			true
 		}
 
+		R.id.action_leakcanary -> {
+			val checked = !menuItem.isChecked
+			menuItem.isChecked = checked
+			application.isLeakCanaryEnabled = checked
+			true
+		}
+
+		R.id.action_ssiv_debug -> {
+			val checked = !menuItem.isChecked
+			menuItem.isChecked = checked
+			SubsamplingScaleImageView.isDebug = checked
+			true
+		}
+
 		else -> false
 	}
 }

app/src/debug/res/menu/opt_settings.xml

@@ -1,15 +1,29 @@
 <?xml version="1.0" encoding="utf-8"?>
 <menu
 	xmlns:android="http://schemas.android.com/apk/res/android"
-	xmlns:app="http://schemas.android.com/apk/res-auto">
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	xmlns:tools="http://schemas.android.com/tools">
 
 	<item
-		android:id="@id/action_leaks"
+		android:id="@+id/action_ssiv_debug"
+		android:checkable="true"
+		android:title="SSIV debug"
+		app:showAsAction="never"
+		tools:ignore="HardcodedText" />
+	<item
+		android:id="@+id/action_leakcanary"
+		android:checkable="true"
+		android:title="LeakCanary"
+		app:showAsAction="never"
+		tools:ignore="HardcodedText" />
+
+	<item
+		android:id="@+id/action_leaks"
 		android:title="@string/leak_canary_display_activity_label"
 		app:showAsAction="never" />
 
 	<item
-		android:id="@id/action_works"
+		android:id="@+id/action_works"
 		android:title="@string/wi_lib_name"
 		app:showAsAction="never" />
 

app/src/main/AndroidManifest.xml

@@ -46,9 +46,10 @@
 		android:allowBackup="true"
 		android:backupAgent="org.koitharu.kotatsu.settings.backup.AppBackupAgent"
 		android:dataExtractionRules="@xml/backup_rules"
-		android:enableOnBackInvokedCallback="true"
+		android:enableOnBackInvokedCallback="@bool/is_predictive_back_enabled"
 		android:fullBackupContent="@xml/backup_content"
 		android:fullBackupOnly="true"
+		android:hasFragileUserData="true"
 		android:icon="@mipmap/ic_launcher"
 		android:label="@string/app_name"
 		android:largeHeap="true"
@@ -209,6 +210,7 @@
 		<activity android:name="org.koitharu.kotatsu.favourites.ui.categories.edit.FavouritesCategoryEditActivity" />
 		<activity
 			android:name="org.koitharu.kotatsu.sync.ui.SyncAuthActivity"
+			android:exported="true"
 			android:label="@string/sync" />
 		<activity
 			android:name="org.koitharu.kotatsu.reader.ui.colorfilter.ColorFilterConfigActivity"
@@ -279,6 +281,14 @@
 		<service
 			android:name="org.koitharu.kotatsu.local.ui.LocalIndexUpdateService"
 			android:label="@string/local_manga_processing" />
+		<service
+			android:name="org.koitharu.kotatsu.settings.backup.RestoreService"
+			android:foregroundServiceType="dataSync"
+			android:label="@string/restore_backup" />
+		<service
+			android:name="org.koitharu.kotatsu.local.ui.ImportService"
+			android:foregroundServiceType="dataSync"
+			android:label="@string/importing_manga" />
 		<service
 			android:name="org.koitharu.kotatsu.widget.shelf.ShelfWidgetService"
 			android:label="@string/manga_shelf"

app/src/main/kotlin/org/koitharu/kotatsu/alternatives/domain/AlternativesUseCase.kt

@@ -3,88 +3,76 @@ package org.koitharu.kotatsu.alternatives.domain
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.channelFlow
 import kotlinx.coroutines.flow.emptyFlow
-import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.sync.Semaphore
 import kotlinx.coroutines.sync.withPermit
 import org.koitharu.kotatsu.core.parser.MangaRepository
-import org.koitharu.kotatsu.core.util.ext.almostEquals
+import org.koitharu.kotatsu.core.util.ext.toLocale
 import org.koitharu.kotatsu.explore.data.MangaSourcesRepository
 import org.koitharu.kotatsu.parsers.model.Manga
-import org.koitharu.kotatsu.parsers.model.MangaListFilter
 import org.koitharu.kotatsu.parsers.model.MangaParserSource
 import org.koitharu.kotatsu.parsers.model.MangaSource
-import org.koitharu.kotatsu.parsers.model.SortOrder
 import org.koitharu.kotatsu.parsers.util.runCatchingCancellable
+import org.koitharu.kotatsu.search.domain.SearchKind
+import org.koitharu.kotatsu.search.domain.SearchV2Helper
+import java.util.Locale
 import javax.inject.Inject
 
 private const val MAX_PARALLELISM = 4
-private const val MATCH_THRESHOLD_DEFAULT = 0.2f
 
 class AlternativesUseCase @Inject constructor(
 	private val sourcesRepository: MangaSourcesRepository,
+	private val searchHelperFactory: SearchV2Helper.Factory,
 	private val mangaRepositoryFactory: MangaRepository.Factory,
 ) {
 
-	suspend operator fun invoke(manga: Manga): Flow<Manga> = invoke(manga, MATCH_THRESHOLD_DEFAULT)
-
-	suspend operator fun invoke(manga: Manga, matchThreshold: Float): Flow<Manga> {
-		val sources = getSources(manga.source)
+	suspend operator fun invoke(manga: Manga, throughDisabledSources: Boolean): Flow<Manga> {
+		val sources = getSources(manga.source, throughDisabledSources)
 		if (sources.isEmpty()) {
 			return emptyFlow()
 		}
 		val semaphore = Semaphore(MAX_PARALLELISM)
 		return channelFlow {
 			for (source in sources) {
-				val repository = mangaRepositoryFactory.create(source)
-				if (!repository.filterCapabilities.isSearchSupported) {
-					continue
-				}
 				launch {
+					val searchHelper = searchHelperFactory.create(source)
 					val list = runCatchingCancellable {
 						semaphore.withPermit {
-							repository.getList(offset = 0, SortOrder.RELEVANCE, MangaListFilter(query = manga.title))
+							searchHelper(manga.title, SearchKind.TITLE)?.manga
 						}
-					}.getOrDefault(emptyList())
-					for (item in list) {
-						if (item.matches(manga, matchThreshold)) {
-							send(item)
+					}.getOrNull()
+					list?.forEach { m ->
+						if (m.id != manga.id) {
+							launch {
+								val details = runCatchingCancellable {
+									mangaRepositoryFactory.create(m.source).getDetails(m)
+								}.getOrDefault(m)
+								send(details)
+							}
 						}
 					}
 				}
 			}
-		}.map {
-			runCatchingCancellable {
-				mangaRepositoryFactory.create(it.source).getDetails(it)
-			}.getOrDefault(it)
 		}
 	}
 
-	private suspend fun getSources(ref: MangaSource): List<MangaSource> {
-		val result = ArrayList<MangaSource>(MangaParserSource.entries.size - 2)
-		result.addAll(sourcesRepository.getEnabledSources())
-		result.sortByDescending { it.priority(ref) }
-		result.addAll(sourcesRepository.getDisabledSources().sortedByDescending { it.priority(ref) })
-		return result
-	}
-
-	private fun Manga.matches(ref: Manga, threshold: Float): Boolean {
-		return matchesTitles(title, ref.title, threshold) ||
-			matchesTitles(title, ref.altTitle, threshold) ||
-			matchesTitles(altTitle, ref.title, threshold) ||
-			matchesTitles(altTitle, ref.altTitle, threshold)
-
-	}
-
-	private fun matchesTitles(a: String?, b: String?, threshold: Float): Boolean {
-		return !a.isNullOrEmpty() && !b.isNullOrEmpty() && a.almostEquals(b, threshold)
-	}
+	private suspend fun getSources(ref: MangaSource, disabled: Boolean): List<MangaSource> = if (disabled) {
+		sourcesRepository.getDisabledSources()
+	} else {
+		sourcesRepository.getEnabledSources()
+	}.sortedByDescending { it.priority(ref) }
 
 	private fun MangaSource.priority(ref: MangaSource): Int {
 		var res = 0
 		if (this is MangaParserSource && ref is MangaParserSource) {
-			if (locale == ref.locale) res += 2
-			if (contentType == ref.contentType) res++
+			if (locale == ref.locale) {
+				res += 4
+			} else if (locale.toLocale() == Locale.getDefault()) {
+				res += 2
+			}
+			if (contentType == ref.contentType) {
+				res++
+			}
 		}
 		return res
 	}

app/src/main/kotlin/org/koitharu/kotatsu/alternatives/domain/AutoFixUseCase.kt

@@ -15,6 +15,7 @@ import org.koitharu.kotatsu.core.model.chaptersCount
 import org.koitharu.kotatsu.core.model.parcelable.ParcelableManga
 import org.koitharu.kotatsu.core.parser.MangaDataRepository
 import org.koitharu.kotatsu.core.parser.MangaRepository
+import org.koitharu.kotatsu.core.util.ext.concat
 import org.koitharu.kotatsu.parsers.model.Manga
 import org.koitharu.kotatsu.parsers.util.runCatchingCancellable
 import java.util.concurrent.TimeUnit
@@ -29,12 +30,14 @@ class AutoFixUseCase @Inject constructor(
 ) {
 
 	suspend operator fun invoke(mangaId: Long): Pair<Manga, Manga?> {
-		val seed = checkNotNull(mangaDataRepository.findMangaById(mangaId)) { "Manga $mangaId not found" }
-			.getDetailsSafe()
+		val seed = checkNotNull(
+			mangaDataRepository.findMangaById(mangaId, withChapters = true),
+		) { "Manga $mangaId not found" }.getDetailsSafe()
 		if (seed.isHealthy()) {
 			return seed to null // no fix required
 		}
-		val replacement = alternativesUseCase(seed, matchThreshold = 0.02f)
+		val replacement = alternativesUseCase(seed, throughDisabledSources = false)
+			.concat(alternativesUseCase(seed, throughDisabledSources = true))
 			.filter { it.isHealthy() }
 			.runningFold<Manga, Manga?>(null) { best, candidate ->
 				if (best == null || best < candidate) {

app/src/main/kotlin/org/koitharu/kotatsu/alternatives/ui/AlternativeAD.kt

@@ -4,6 +4,7 @@ import android.text.style.ForegroundColorSpan
 import androidx.core.content.ContextCompat
 import androidx.core.text.buildSpannedString
 import androidx.core.text.inSpans
+import androidx.core.view.isVisible
 import androidx.lifecycle.LifecycleOwner
 import coil3.ImageLoader
 import coil3.request.ImageRequest
@@ -26,6 +27,7 @@ import org.koitharu.kotatsu.core.ui.list.AdapterDelegateClickListenerAdapter
 import org.koitharu.kotatsu.core.ui.list.OnListItemClickListener
 import org.koitharu.kotatsu.core.util.ext.defaultPlaceholders
 import org.koitharu.kotatsu.core.util.ext.enqueueWith
+import org.koitharu.kotatsu.core.util.ext.getQuantityStringSafe
 import org.koitharu.kotatsu.core.util.ext.mangaExtra
 import org.koitharu.kotatsu.core.util.ext.mangaSourceExtra
 import org.koitharu.kotatsu.core.util.ext.newImageRequest
@@ -51,10 +53,22 @@ fun alternativeAD(
 	binding.chipSource.setOnClickListener(clickListener)
 
 	bind { payloads ->
-		binding.textViewTitle.text = item.manga.title
+		binding.textViewTitle.text = item.mangaModel.title
+		with(binding.iconsView) {
+			clearIcons()
+			if (item.mangaModel.isSaved) addIcon(R.drawable.ic_storage)
+			if (item.mangaModel.isFavorite) addIcon(R.drawable.ic_heart_outline)
+			isVisible = iconsCount > 0
+		}
 		binding.textViewSubtitle.text = buildSpannedString {
 			if (item.chaptersCount > 0) {
-				append(context.resources.getQuantityString(R.plurals.chapters, item.chaptersCount, item.chaptersCount))
+				append(
+					context.resources.getQuantityStringSafe(
+						R.plurals.chapters,
+						item.chaptersCount,
+						item.chaptersCount,
+					),
+				)
 			} else {
 				append(context.getString(R.string.no_chapters))
 			}
@@ -70,7 +84,10 @@ fun alternativeAD(
 				}
 			}
 		}
-		binding.progressView.setProgress(item.progress, ListModelDiffCallback.PAYLOAD_PROGRESS_CHANGED in payloads)
+		binding.progressView.setProgress(
+			item.mangaModel.progress,
+			ListModelDiffCallback.PAYLOAD_PROGRESS_CHANGED in payloads,
+		)
 		binding.chipSource.also { chip ->
 			chip.text = item.manga.source.getTitle(chip.context)
 			ImageRequest.Builder(context)

app/src/main/kotlin/org/koitharu/kotatsu/alternatives/ui/AlternativesActivity.kt

@@ -1,41 +1,40 @@
 package org.koitharu.kotatsu.alternatives.ui
 
-import android.content.Context
-import android.content.Intent
 import android.os.Bundle
 import android.view.View
 import android.widget.Toast
 import androidx.activity.viewModels
-import androidx.core.graphics.Insets
+import androidx.core.view.WindowInsetsCompat
 import androidx.core.view.updatePadding
 import coil3.ImageLoader
 import dagger.hilt.android.AndroidEntryPoint
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.exceptions.resolve.SnackbarErrorObserver
 import org.koitharu.kotatsu.core.model.getTitle
-import org.koitharu.kotatsu.core.model.parcelable.ParcelableManga
-import org.koitharu.kotatsu.core.parser.MangaIntent
+import org.koitharu.kotatsu.core.nav.router
 import org.koitharu.kotatsu.core.ui.BaseActivity
 import org.koitharu.kotatsu.core.ui.BaseListAdapter
 import org.koitharu.kotatsu.core.ui.dialog.buildAlertDialog
 import org.koitharu.kotatsu.core.ui.list.OnListItemClickListener
+import org.koitharu.kotatsu.core.util.ext.consumeAllSystemBarsInsets
 import org.koitharu.kotatsu.core.util.ext.observe
 import org.koitharu.kotatsu.core.util.ext.observeEvent
+import org.koitharu.kotatsu.core.util.ext.systemBarsInsets
 import org.koitharu.kotatsu.databinding.ActivityAlternativesBinding
-import org.koitharu.kotatsu.details.ui.DetailsActivity
 import org.koitharu.kotatsu.list.ui.adapter.ListItemType
+import org.koitharu.kotatsu.list.ui.adapter.ListStateHolderListener
 import org.koitharu.kotatsu.list.ui.adapter.TypedListSpacingDecoration
+import org.koitharu.kotatsu.list.ui.adapter.buttonFooterAD
 import org.koitharu.kotatsu.list.ui.adapter.emptyStateListAD
 import org.koitharu.kotatsu.list.ui.adapter.loadingFooterAD
 import org.koitharu.kotatsu.list.ui.adapter.loadingStateAD
 import org.koitharu.kotatsu.list.ui.model.ListModel
 import org.koitharu.kotatsu.parsers.model.Manga
-import org.koitharu.kotatsu.parsers.model.MangaListFilter
-import org.koitharu.kotatsu.search.ui.MangaListActivity
 import javax.inject.Inject
 
 @AndroidEntryPoint
 class AlternativesActivity : BaseActivity<ActivityAlternativesBinding>(),
+	ListStateHolderListener,
 	OnListItemClickListener<MangaAlternativeModel> {
 
 	@Inject
@@ -55,6 +54,7 @@ class AlternativesActivity : BaseActivity<ActivityAlternativesBinding>(),
 			.addDelegate(ListItemType.STATE_EMPTY, emptyStateListAD(coil, this, null))
 			.addDelegate(ListItemType.FOOTER_LOADING, loadingFooterAD())
 			.addDelegate(ListItemType.STATE_LOADING, loadingStateAD())
+			.addDelegate(ListItemType.FOOTER_BUTTON, buttonFooterAD(this))
 		with(viewBinding.recyclerView) {
 			setHasFixedSize(true)
 			addItemDecoration(TypedListSpacingDecoration(context, addHorizontalPadding = false))
@@ -62,39 +62,46 @@ class AlternativesActivity : BaseActivity<ActivityAlternativesBinding>(),
 		}
 
 		viewModel.onError.observeEvent(this, SnackbarErrorObserver(viewBinding.recyclerView, null))
-		viewModel.content.observe(this, listAdapter)
+		viewModel.list.observe(this, listAdapter)
 		viewModel.onMigrated.observeEvent(this) {
 			Toast.makeText(this, R.string.migration_completed, Toast.LENGTH_SHORT).show()
-			startActivity(DetailsActivity.newIntent(this, it))
+			router.openDetails(it)
 			finishAfterTransition()
 		}
 	}
 
-	override fun onWindowInsetsChanged(insets: Insets) {
-		viewBinding.root.updatePadding(
-			left = insets.left,
-			right = insets.right,
-		)
+	override fun onApplyWindowInsets(
+		v: View,
+		insets: WindowInsetsCompat
+	): WindowInsetsCompat {
+		val barsInsets = insets.systemBarsInsets
 		viewBinding.recyclerView.updatePadding(
-			bottom = insets.bottom + viewBinding.recyclerView.paddingTop,
+			left = barsInsets.left,
+			right = barsInsets.right,
+			bottom = barsInsets.bottom,
 		)
+		viewBinding.appbar.updatePadding(
+			left = barsInsets.left,
+			right = barsInsets.right,
+			top = barsInsets.top,
+		)
+		return insets.consumeAllSystemBarsInsets()
 	}
 
 	override fun onItemClick(item: MangaAlternativeModel, view: View) {
 		when (view.id) {
-			R.id.chip_source -> startActivity(
-				MangaListActivity.newIntent(
-					this,
-					item.manga.source,
-					MangaListFilter(query = viewModel.manga.title),
-				),
-			)
-
+			R.id.chip_source -> router.openSearch(item.manga.source, viewModel.manga.title)
 			R.id.button_migrate -> confirmMigration(item.manga)
-			else -> startActivity(DetailsActivity.newIntent(this, item.manga))
+			else -> router.openDetails(item.manga)
 		}
 	}
 
+	override fun onRetryClick(error: Throwable) = viewModel.retry()
+
+	override fun onEmptyActionClick() = Unit
+
+	override fun onFooterButtonClick() = viewModel.continueSearch()
+
 	private fun confirmMigration(target: Manga) {
 		buildAlertDialog(this, isCentered = true) {
 			setIcon(R.drawable.ic_replace)
@@ -114,10 +121,4 @@ class AlternativesActivity : BaseActivity<ActivityAlternativesBinding>(),
 			}
 		}.show()
 	}
-
-	companion object {
-
-		fun newIntent(context: Context, manga: Manga) = Intent(context, AlternativesActivity::class.java)
-			.putExtra(MangaIntent.KEY_MANGA, ParcelableManga(manga))
-	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/alternatives/ui/AlternativesViewModel.kt

@@ -1,33 +1,40 @@
 package org.koitharu.kotatsu.alternatives.ui
 
 import androidx.lifecycle.SavedStateHandle
+import androidx.lifecycle.viewModelScope
 import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
+import kotlinx.coroutines.cancelAndJoin
 import kotlinx.coroutines.flow.MutableStateFlow
-import kotlinx.coroutines.flow.map
-import kotlinx.coroutines.flow.onEmpty
-import kotlinx.coroutines.flow.runningFold
+import kotlinx.coroutines.flow.SharingStarted
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.combine
+import kotlinx.coroutines.flow.stateIn
+import kotlinx.coroutines.plus
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.alternatives.domain.AlternativesUseCase
 import org.koitharu.kotatsu.alternatives.domain.MigrateUseCase
 import org.koitharu.kotatsu.core.model.chaptersCount
 import org.koitharu.kotatsu.core.model.parcelable.ParcelableManga
-import org.koitharu.kotatsu.core.parser.MangaIntent
+import org.koitharu.kotatsu.core.nav.AppRouter
 import org.koitharu.kotatsu.core.parser.MangaRepository
-import org.koitharu.kotatsu.core.prefs.AppSettings
+import org.koitharu.kotatsu.core.prefs.ListMode
 import org.koitharu.kotatsu.core.ui.BaseViewModel
 import org.koitharu.kotatsu.core.util.ext.MutableEventFlow
+import org.koitharu.kotatsu.core.util.ext.append
 import org.koitharu.kotatsu.core.util.ext.call
 import org.koitharu.kotatsu.core.util.ext.require
-import org.koitharu.kotatsu.history.data.HistoryRepository
-import org.koitharu.kotatsu.list.domain.ReadingProgress
+import org.koitharu.kotatsu.list.domain.MangaListMapper
+import org.koitharu.kotatsu.list.ui.model.ButtonFooter
 import org.koitharu.kotatsu.list.ui.model.EmptyState
 import org.koitharu.kotatsu.list.ui.model.ListModel
 import org.koitharu.kotatsu.list.ui.model.LoadingFooter
 import org.koitharu.kotatsu.list.ui.model.LoadingState
+import org.koitharu.kotatsu.list.ui.model.MangaGridModel
 import org.koitharu.kotatsu.parsers.model.Manga
-import org.koitharu.kotatsu.parsers.util.runCatchingCancellable
+import org.koitharu.kotatsu.parsers.util.suspendlazy.getOrDefault
+import org.koitharu.kotatsu.parsers.util.suspendlazy.suspendLazy
 import javax.inject.Inject
 
 @HiltViewModel
@@ -36,46 +43,67 @@ class AlternativesViewModel @Inject constructor(
 	private val mangaRepositoryFactory: MangaRepository.Factory,
 	private val alternativesUseCase: AlternativesUseCase,
 	private val migrateUseCase: MigrateUseCase,
-	private val historyRepository: HistoryRepository,
-	private val settings: AppSettings,
+	private val mangaListMapper: MangaListMapper,
 ) : BaseViewModel() {
 
-	val manga = savedStateHandle.require<ParcelableManga>(MangaIntent.KEY_MANGA).manga
+	val manga = savedStateHandle.require<ParcelableManga>(AppRouter.KEY_MANGA).manga
+
+	private var includeDisabledSources = MutableStateFlow(false)
+	private val results = MutableStateFlow<List<MangaAlternativeModel>>(emptyList())
+
+	private var migrationJob: Job? = null
+	private var searchJob: Job? = null
+
+	private val mangaDetails = suspendLazy {
+		mangaRepositoryFactory.create(manga.source).getDetails(manga)
+	}
 
 	val onMigrated = MutableEventFlow<Manga>()
-	val content = MutableStateFlow<List<ListModel>>(listOf(LoadingState))
-	private var migrationJob: Job? = null
+
+	val list: StateFlow<List<ListModel>> = combine(
+		results,
+		isLoading,
+		includeDisabledSources,
+	) { list, loading, includeDisabled ->
+		when {
+			list.isEmpty() -> listOf(
+				when {
+					loading -> LoadingState
+					else -> EmptyState(
+						icon = R.drawable.ic_empty_common,
+						textPrimary = R.string.nothing_found,
+						textSecondary = R.string.text_search_holder_secondary,
+						actionStringRes = 0,
+					)
+				},
+			)
+
+			loading -> list + LoadingFooter()
+			includeDisabled -> list
+			else -> list + ButtonFooter(R.string.search_disabled_sources)
+		}
+	}.stateIn(viewModelScope + Dispatchers.Default, SharingStarted.Eagerly, listOf(LoadingState))
 
 	init {
-		launchJob(Dispatchers.Default) {
-			val ref = runCatchingCancellable {
-				mangaRepositoryFactory.create(manga.source).getDetails(manga)
-			}.getOrDefault(manga)
-			val refCount = ref.chaptersCount()
-			alternativesUseCase(ref)
-				.map {
-					MangaAlternativeModel(
-						manga = it,
-						progress = getProgress(it.id),
-						referenceChapters = refCount,
-					)
-				}.runningFold<MangaAlternativeModel, List<ListModel>>(listOf(LoadingState)) { acc, item ->
-					acc.filterIsInstance<MangaAlternativeModel>() + item + LoadingFooter()
-				}.onEmpty {
-					emit(
-						listOf(
-							EmptyState(
-								icon = R.drawable.ic_empty_common,
-								textPrimary = R.string.nothing_found,
-								textSecondary = R.string.text_search_holder_secondary,
-								actionStringRes = 0,
-							),
-						),
-					)
-				}.collect {
-					content.value = it
-				}
-			content.value = content.value.filterNot { it is LoadingFooter }
+		doSearch(throughDisabledSources = false)
+	}
+
+	fun retry() {
+		searchJob?.cancel()
+		results.value = emptyList()
+		includeDisabledSources.value = false
+		doSearch(throughDisabledSources = false)
+	}
+
+	fun continueSearch() {
+		if (includeDisabledSources.value) {
+			return
+		}
+		val prevJob = searchJob
+		searchJob = launchLoadingJob(Dispatchers.Default) {
+			includeDisabledSources.value = true
+			prevJob?.join()
+			doSearch(throughDisabledSources = true)
 		}
 	}
 
@@ -89,7 +117,20 @@ class AlternativesViewModel @Inject constructor(
 		}
 	}
 
-	private suspend fun getProgress(mangaId: Long): ReadingProgress? {
-		return historyRepository.getProgress(mangaId, settings.progressIndicatorMode)
+	private fun doSearch(throughDisabledSources: Boolean) {
+		val prevJob = searchJob
+		searchJob = launchLoadingJob(Dispatchers.Default) {
+			prevJob?.cancelAndJoin()
+			val ref = mangaDetails.getOrDefault(manga)
+			val refCount = ref.chaptersCount()
+			alternativesUseCase.invoke(ref, throughDisabledSources)
+				.collect {
+					val model = MangaAlternativeModel(
+						mangaModel = mangaListMapper.toListModel(it, ListMode.GRID) as MangaGridModel,
+						referenceChapters = refCount,
+					)
+					results.append(model)
+				}
+		}
 	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/alternatives/ui/AutoFixService.kt

@@ -10,7 +10,6 @@ import androidx.core.app.NotificationChannelCompat
 import androidx.core.app.NotificationCompat
 import androidx.core.app.NotificationManagerCompat
 import androidx.core.app.PendingIntentCompat
-import androidx.core.app.ServiceCompat
 import androidx.core.content.ContextCompat
 import coil3.ImageLoader
 import coil3.request.ImageRequest
@@ -20,17 +19,19 @@ import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.alternatives.domain.AutoFixUseCase
 import org.koitharu.kotatsu.core.ErrorReporterReceiver
 import org.koitharu.kotatsu.core.model.getTitle
+import org.koitharu.kotatsu.core.nav.AppRouter
 import org.koitharu.kotatsu.core.ui.CoroutineIntentService
 import org.koitharu.kotatsu.core.util.ext.checkNotificationPermission
 import org.koitharu.kotatsu.core.util.ext.getDisplayMessage
 import org.koitharu.kotatsu.core.util.ext.mangaSourceExtra
+import org.koitharu.kotatsu.core.util.ext.powerManager
 import org.koitharu.kotatsu.core.util.ext.printStackTraceDebug
 import org.koitharu.kotatsu.core.util.ext.toBitmapOrNull
-import org.koitharu.kotatsu.details.ui.DetailsActivity
+import org.koitharu.kotatsu.core.util.ext.withPartialWakeLock
 import org.koitharu.kotatsu.parsers.model.Manga
 import org.koitharu.kotatsu.parsers.util.runCatchingCancellable
 import javax.inject.Inject
-import com.google.android.material.R as materialR
+import androidx.appcompat.R as appcompatR
 
 @AndroidEntryPoint
 class AutoFixService : CoroutineIntentService() {
@@ -52,12 +53,14 @@ class AutoFixService : CoroutineIntentService() {
 		val ids = requireNotNull(intent.getLongArrayExtra(DATA_IDS))
 		startForeground(this)
 		for (mangaId in ids) {
-			val result = runCatchingCancellable {
-				autoFixUseCase.invoke(mangaId)
-			}
-			if (applicationContext.checkNotificationPermission(CHANNEL_ID)) {
-				val notification = buildNotification(result)
-				notificationManager.notify(TAG, startId, notification)
+			powerManager.withPartialWakeLock(TAG) {
+				val result = runCatchingCancellable {
+					autoFixUseCase.invoke(mangaId)
+				}
+				if (applicationContext.checkNotificationPermission(CHANNEL_ID)) {
+					val notification = buildNotification(result)
+					notificationManager.notify(TAG, startId, notification)
+				}
 			}
 		}
 	}
@@ -92,7 +95,7 @@ class AutoFixService : CoroutineIntentService() {
 			.setForegroundServiceBehavior(NotificationCompat.FOREGROUND_SERVICE_IMMEDIATE)
 			.setCategory(NotificationCompat.CATEGORY_PROGRESS)
 			.addAction(
-				materialR.drawable.material_ic_clear_black_24dp,
+				appcompatR.drawable.abc_ic_clear_material,
 				applicationContext.getString(android.R.string.cancel),
 				jobContext.getCancelIntent(),
 			)
@@ -122,7 +125,7 @@ class AutoFixService : CoroutineIntentService() {
 					).toBitmapOrNull(),
 				)
 				notification.setSubText(replacement.title)
-				val intent = DetailsActivity.newIntent(applicationContext, replacement)
+				val intent = AppRouter.detailsIntent(applicationContext, replacement)
 				notification.setContentIntent(
 					PendingIntentCompat.getActivity(
 						applicationContext,

app/src/main/kotlin/org/koitharu/kotatsu/alternatives/ui/MangaAlternativeModel.kt

@@ -1,16 +1,18 @@
 package org.koitharu.kotatsu.alternatives.ui
 
 import org.koitharu.kotatsu.core.model.chaptersCount
-import org.koitharu.kotatsu.list.domain.ReadingProgress
 import org.koitharu.kotatsu.list.ui.model.ListModel
+import org.koitharu.kotatsu.list.ui.model.MangaGridModel
 import org.koitharu.kotatsu.parsers.model.Manga
 
 data class MangaAlternativeModel(
-	val manga: Manga,
-	val progress: ReadingProgress?,
+	val mangaModel: MangaGridModel,
 	private val referenceChapters: Int,
 ) : ListModel {
 
+	val manga: Manga
+		get() = mangaModel.manga
+
 	val chaptersCount = manga.chaptersCount()
 
 	val chaptersDiff: Int
@@ -19,4 +21,10 @@ data class MangaAlternativeModel(
 	override fun areItemsTheSame(other: ListModel): Boolean {
 		return other is MangaAlternativeModel && other.manga.id == manga.id
 	}
+
+	override fun getChangePayload(previousState: ListModel): Any? = if (previousState is MangaAlternativeModel) {
+		mangaModel.getChangePayload(previousState.mangaModel)
+	} else {
+		null
+	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/bookmarks/data/BookmarksDao.kt

@@ -17,9 +17,9 @@ abstract class BookmarksDao {
 
 	@Transaction
 	@Query(
-		"SELECT * FROM manga JOIN bookmarks ON bookmarks.manga_id = manga.manga_id ORDER BY percent",
+		"SELECT * FROM manga JOIN bookmarks ON bookmarks.manga_id = manga.manga_id ORDER BY percent LIMIT :limit OFFSET :offset",
 	)
-	abstract suspend fun findAll(): Map<MangaWithTags, List<BookmarkEntity>>
+	abstract suspend fun findAll(offset: Int, limit: Int): Map<MangaWithTags, List<BookmarkEntity>>
 
 	@Query("SELECT * FROM bookmarks WHERE manga_id = :mangaId AND chapter_id = :chapterId AND page = :page ORDER BY percent")
 	abstract fun observe(mangaId: Long, chapterId: Long, page: Int): Flow<BookmarkEntity?>

app/src/main/kotlin/org/koitharu/kotatsu/bookmarks/ui/AllBookmarksActivity.kt

@@ -1,54 +1,5 @@
 package org.koitharu.kotatsu.bookmarks.ui
 
-import android.content.Context
-import android.content.Intent
-import android.os.Bundle
-import androidx.coordinatorlayout.widget.CoordinatorLayout
-import androidx.core.graphics.Insets
-import androidx.core.view.updatePadding
-import androidx.fragment.app.commit
-import com.google.android.material.appbar.AppBarLayout
-import dagger.hilt.android.AndroidEntryPoint
-import org.koitharu.kotatsu.R
-import org.koitharu.kotatsu.core.ui.BaseActivity
-import org.koitharu.kotatsu.databinding.ActivityContainerBinding
-import org.koitharu.kotatsu.main.ui.owners.AppBarOwner
-import org.koitharu.kotatsu.main.ui.owners.SnackbarOwner
+import org.koitharu.kotatsu.core.ui.FragmentContainerActivity
 
-@AndroidEntryPoint
-class AllBookmarksActivity :
-	BaseActivity<ActivityContainerBinding>(),
-	AppBarOwner,
-	SnackbarOwner {
-
-	override val appBar: AppBarLayout
-		get() = viewBinding.appbar
-
-	override val snackbarHost: CoordinatorLayout
-		get() = viewBinding.root
-
-	override fun onCreate(savedInstanceState: Bundle?) {
-		super.onCreate(savedInstanceState)
-		setContentView(ActivityContainerBinding.inflate(layoutInflater))
-		supportActionBar?.setDisplayHomeAsUpEnabled(true)
-		val fm = supportFragmentManager
-		if (fm.findFragmentById(R.id.container) == null) {
-			fm.commit {
-				setReorderingAllowed(true)
-				replace(R.id.container, AllBookmarksFragment::class.java, null)
-			}
-		}
-	}
-
-	override fun onWindowInsetsChanged(insets: Insets) {
-		viewBinding.root.updatePadding(
-			left = insets.left,
-			right = insets.right,
-		)
-	}
-
-	companion object {
-
-		fun newIntent(context: Context) = Intent(context, AllBookmarksActivity::class.java)
-	}
-}
+class AllBookmarksActivity : FragmentContainerActivity(AllBookmarksFragment::class.java)

app/src/main/kotlin/org/koitharu/kotatsu/bookmarks/ui/AllBookmarksFragment.kt

@@ -9,9 +9,7 @@ import android.view.View
 import android.view.ViewGroup
 import android.widget.Toast
 import androidx.appcompat.view.ActionMode
-import androidx.core.graphics.Insets
-import androidx.core.view.updateLayoutParams
-import androidx.core.view.updatePadding
+import androidx.core.view.WindowInsetsCompat
 import androidx.fragment.app.viewModels
 import androidx.recyclerview.widget.GridLayoutManager
 import coil3.ImageLoader
@@ -20,17 +18,20 @@ import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.bookmarks.domain.Bookmark
 import org.koitharu.kotatsu.bookmarks.ui.adapter.BookmarksAdapter
 import org.koitharu.kotatsu.core.exceptions.resolve.SnackbarErrorObserver
+import org.koitharu.kotatsu.core.nav.ReaderIntent
+import org.koitharu.kotatsu.core.nav.router
 import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.core.ui.BaseFragment
 import org.koitharu.kotatsu.core.ui.list.ListSelectionController
 import org.koitharu.kotatsu.core.ui.list.OnListItemClickListener
 import org.koitharu.kotatsu.core.ui.list.fastscroll.FastScroller
 import org.koitharu.kotatsu.core.ui.util.ReversibleActionObserver
+import org.koitharu.kotatsu.core.util.ext.consumeAllSystemBarsInsets
 import org.koitharu.kotatsu.core.util.ext.findAppCompatDelegate
 import org.koitharu.kotatsu.core.util.ext.observe
 import org.koitharu.kotatsu.core.util.ext.observeEvent
+import org.koitharu.kotatsu.core.util.ext.systemBarsInsets
 import org.koitharu.kotatsu.databinding.FragmentListSimpleBinding
-import org.koitharu.kotatsu.details.ui.DetailsActivity
 import org.koitharu.kotatsu.list.ui.GridSpanResolver
 import org.koitharu.kotatsu.list.ui.adapter.ListHeaderClickListener
 import org.koitharu.kotatsu.list.ui.adapter.ListItemType
@@ -39,7 +40,6 @@ import org.koitharu.kotatsu.list.ui.adapter.TypedListSpacingDecoration
 import org.koitharu.kotatsu.list.ui.model.ListHeader
 import org.koitharu.kotatsu.main.ui.owners.AppBarOwner
 import org.koitharu.kotatsu.parsers.model.Manga
-import org.koitharu.kotatsu.reader.ui.ReaderActivity
 import javax.inject.Inject
 
 @AndroidEntryPoint
@@ -107,6 +107,18 @@ class AllBookmarksFragment :
 		viewModel.onActionDone.observeEvent(viewLifecycleOwner, ReversibleActionObserver(binding.recyclerView))
 	}
 
+	override fun onApplyWindowInsets(v: View, insets: WindowInsetsCompat): WindowInsetsCompat {
+		val barsInsets = insets.systemBarsInsets
+		val basePadding = resources.getDimensionPixelOffset(R.dimen.list_spacing_normal)
+		viewBinding?.recyclerView?.setPadding(
+			barsInsets.left + basePadding,
+			barsInsets.top + basePadding,
+			barsInsets.right + basePadding,
+			barsInsets.bottom + basePadding,
+		)
+		return insets.consumeAllSystemBarsInsets()
+	}
+
 	override fun onDestroyView() {
 		super.onDestroyView()
 		bookmarksAdapter = null
@@ -115,26 +127,26 @@ class AllBookmarksFragment :
 
 	override fun onItemClick(item: Bookmark, view: View) {
 		if (selectionController?.onItemClick(item.pageId) != true) {
-			val intent = ReaderActivity.IntentBuilder(view.context)
+			val intent = ReaderIntent.Builder(view.context)
 				.bookmark(item)
 				.incognito(true)
 				.build()
-			startActivity(intent)
+			router.openReader(intent)
 			Toast.makeText(view.context, R.string.incognito_mode, Toast.LENGTH_SHORT).show()
 		}
 	}
 
 	override fun onListHeaderClick(item: ListHeader, view: View) {
 		val manga = item.payload as? Manga ?: return
-		startActivity(DetailsActivity.newIntent(view.context, manga))
+		router.openDetails(manga)
 	}
 
 	override fun onItemLongClick(item: Bookmark, view: View): Boolean {
-		return selectionController?.onItemLongClick(view, item.pageId) ?: false
+		return selectionController?.onItemLongClick(view, item.pageId) == true
 	}
 
 	override fun onItemContextClick(item: Bookmark, view: View): Boolean {
-		return selectionController?.onItemContextClick(view, item.pageId) ?: false
+		return selectionController?.onItemContextClick(view, item.pageId) == true
 	}
 
 	override fun onRetryClick(error: Throwable) = Unit
@@ -177,16 +189,6 @@ class AllBookmarksFragment :
 		}
 	}
 
-	override fun onWindowInsetsChanged(insets: Insets) {
-		val rv = requireViewBinding().recyclerView
-		rv.updatePadding(
-			bottom = insets.bottom + rv.paddingTop,
-		)
-		rv.fastScroller.updateLayoutParams<ViewGroup.MarginLayoutParams> {
-			bottomMargin = insets.bottom
-		}
-	}
-
 	private inner class SpanSizeLookup : GridLayoutManager.SpanSizeLookup(), Runnable {
 
 		init {
@@ -208,16 +210,4 @@ class AllBookmarksFragment :
 			invalidateSpanIndexCache()
 		}
 	}
-
-	companion object {
-
-		@Deprecated(
-			"",
-			ReplaceWith(
-				"BookmarksFragment()",
-				"org.koitharu.kotatsu.bookmarks.ui.BookmarksFragment",
-			),
-		)
-		fun newInstance() = AllBookmarksFragment()
-	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/bookmarks/ui/adapter/BookmarkListAD.kt

@@ -1,38 +0,0 @@
-package org.koitharu.kotatsu.bookmarks.ui.adapter
-
-import androidx.lifecycle.LifecycleOwner
-import coil3.ImageLoader
-import coil3.request.allowRgb565
-import com.hannesdorfmann.adapterdelegates4.dsl.adapterDelegateViewBinding
-import org.koitharu.kotatsu.bookmarks.domain.Bookmark
-import org.koitharu.kotatsu.core.ui.image.CoverSizeResolver
-import org.koitharu.kotatsu.core.ui.list.AdapterDelegateClickListenerAdapter
-import org.koitharu.kotatsu.core.ui.list.OnListItemClickListener
-import org.koitharu.kotatsu.core.util.ext.bookmarkExtra
-import org.koitharu.kotatsu.core.util.ext.decodeRegion
-import org.koitharu.kotatsu.core.util.ext.defaultPlaceholders
-import org.koitharu.kotatsu.core.util.ext.enqueueWith
-import org.koitharu.kotatsu.core.util.ext.newImageRequest
-import org.koitharu.kotatsu.databinding.ItemBookmarkBinding
-
-// TODO check usages
-fun bookmarkListAD(
-	coil: ImageLoader,
-	lifecycleOwner: LifecycleOwner,
-	clickListener: OnListItemClickListener<Bookmark>,
-) = adapterDelegateViewBinding<Bookmark, Bookmark, ItemBookmarkBinding>(
-	{ inflater, parent -> ItemBookmarkBinding.inflate(inflater, parent, false) },
-) {
-	AdapterDelegateClickListenerAdapter(this, clickListener).attach(itemView)
-
-	bind {
-		binding.imageViewThumb.newImageRequest(lifecycleOwner, item.imageLoadData)?.run {
-			size(CoverSizeResolver(binding.imageViewThumb))
-			defaultPlaceholders(context)
-			allowRgb565(true)
-			bookmarkExtra(item)
-			decodeRegion(item.scroll)
-			enqueueWith(coil)
-		}
-	}
-}

app/src/main/kotlin/org/koitharu/kotatsu/bookmarks/ui/adapter/BookmarksAdapter.kt

@@ -10,6 +10,7 @@ import org.koitharu.kotatsu.core.ui.list.fastscroll.FastScroller
 import org.koitharu.kotatsu.list.ui.adapter.ListHeaderClickListener
 import org.koitharu.kotatsu.list.ui.adapter.ListItemType
 import org.koitharu.kotatsu.list.ui.adapter.emptyStateListAD
+import org.koitharu.kotatsu.list.ui.adapter.errorStateListAD
 import org.koitharu.kotatsu.list.ui.adapter.listHeaderAD
 import org.koitharu.kotatsu.list.ui.adapter.loadingFooterAD
 import org.koitharu.kotatsu.list.ui.adapter.loadingStateAD
@@ -25,6 +26,7 @@ class BookmarksAdapter(
 	init {
 		addDelegate(ListItemType.PAGE_THUMB, bookmarkLargeAD(coil, lifecycleOwner, clickListener))
 		addDelegate(ListItemType.HEADER, listHeaderAD(headerClickListener))
+		addDelegate(ListItemType.STATE_ERROR, errorStateListAD(null))
 		addDelegate(ListItemType.FOOTER_LOADING, loadingFooterAD())
 		addDelegate(ListItemType.STATE_LOADING, loadingStateAD())
 		addDelegate(ListItemType.STATE_EMPTY, emptyStateListAD(coil, lifecycleOwner, null))

app/src/main/kotlin/org/koitharu/kotatsu/browser/BaseBrowserActivity.kt

@@ -0,0 +1,107 @@
+package org.koitharu.kotatsu.browser
+
+import android.os.Bundle
+import android.view.View
+import androidx.core.view.WindowInsetsCompat
+import androidx.core.view.isVisible
+import androidx.core.view.updatePadding
+import dagger.hilt.android.AndroidEntryPoint
+import org.koitharu.kotatsu.core.model.MangaSource
+import org.koitharu.kotatsu.core.nav.AppRouter
+import org.koitharu.kotatsu.core.network.CommonHeaders
+import org.koitharu.kotatsu.core.network.proxy.ProxyProvider
+import org.koitharu.kotatsu.core.parser.MangaRepository
+import org.koitharu.kotatsu.core.parser.ParserMangaRepository
+import org.koitharu.kotatsu.core.ui.BaseActivity
+import org.koitharu.kotatsu.core.util.ext.configureForParser
+import org.koitharu.kotatsu.core.util.ext.consumeAll
+import org.koitharu.kotatsu.databinding.ActivityBrowserBinding
+import org.koitharu.kotatsu.parsers.model.MangaSource
+import org.koitharu.kotatsu.parsers.util.nullIfEmpty
+import javax.inject.Inject
+
+@AndroidEntryPoint
+abstract class BaseBrowserActivity : BaseActivity<ActivityBrowserBinding>(), BrowserCallback {
+
+	@Inject
+	lateinit var proxyProvider: ProxyProvider
+
+	@Inject
+	lateinit var mangaRepositoryFactory: MangaRepository.Factory
+
+	private lateinit var onBackPressedCallback: WebViewBackPressedCallback
+
+	override fun onCreate(savedInstanceState: Bundle?) {
+		super.onCreate(savedInstanceState)
+		if (!setContentViewWebViewSafe { ActivityBrowserBinding.inflate(layoutInflater) }) {
+			return
+		}
+		viewBinding.webView.webChromeClient = ProgressChromeClient(viewBinding.progressBar)
+		onBackPressedCallback = WebViewBackPressedCallback(viewBinding.webView)
+		onBackPressedDispatcher.addCallback(onBackPressedCallback)
+
+		val mangaSource = MangaSource(intent?.getStringExtra(AppRouter.KEY_SOURCE))
+		val repository = mangaRepositoryFactory.create(mangaSource) as? ParserMangaRepository
+		val userAgent = intent?.getStringExtra(AppRouter.KEY_USER_AGENT)?.nullIfEmpty()
+			?: repository?.getRequestHeaders()?.get(CommonHeaders.USER_AGENT)
+		viewBinding.webView.configureForParser(userAgent)
+
+		onCreate2(savedInstanceState, mangaSource, repository)
+	}
+
+	protected abstract fun onCreate2(
+		savedInstanceState: Bundle?,
+		source: MangaSource,
+		repository: ParserMangaRepository?
+	)
+
+	override fun onApplyWindowInsets(
+		v: View,
+		insets: WindowInsetsCompat
+	): WindowInsetsCompat {
+		val type = WindowInsetsCompat.Type.systemBars() or WindowInsetsCompat.Type.ime()
+		val barsInsets = insets.getInsets(type)
+		viewBinding.webView.updatePadding(
+			left = barsInsets.left,
+			right = barsInsets.right,
+			bottom = barsInsets.bottom,
+		)
+		viewBinding.appbar.updatePadding(
+			left = barsInsets.left,
+			right = barsInsets.right,
+			top = barsInsets.top,
+		)
+		return insets.consumeAll(type)
+	}
+
+	override fun onPause() {
+		viewBinding.webView.onPause()
+		super.onPause()
+	}
+
+	override fun onResume() {
+		super.onResume()
+		viewBinding.webView.onResume()
+	}
+
+	override fun onDestroy() {
+		super.onDestroy()
+		if (hasViewBinding()) {
+			viewBinding.webView.stopLoading()
+			viewBinding.webView.destroy()
+		}
+	}
+
+	override fun onLoadingStateChanged(isLoading: Boolean) {
+		viewBinding.progressBar.isVisible = isLoading
+	}
+
+	override fun onTitleChanged(title: CharSequence, subtitle: CharSequence?) {
+		this.title = title
+		supportActionBar?.subtitle = subtitle
+	}
+
+	override fun onHistoryChanged() {
+		onBackPressedCallback.onHistoryChanged()
+	}
+}

app/src/main/kotlin/org/koitharu/kotatsu/browser/BrowserActivity.kt

@@ -1,68 +1,45 @@
 package org.koitharu.kotatsu.browser
 
-import android.content.ActivityNotFoundException
-import android.content.Context
-import android.content.Intent
-import android.net.Uri
 import android.os.Bundle
 import android.view.Menu
 import android.view.MenuItem
-import android.webkit.CookieManager
-import androidx.core.graphics.Insets
-import androidx.core.view.isVisible
-import androidx.core.view.updatePadding
+import androidx.lifecycle.lifecycleScope
+import com.google.android.material.snackbar.Snackbar
 import dagger.hilt.android.AndroidEntryPoint
+import kotlinx.coroutines.launch
 import org.koitharu.kotatsu.R
-import org.koitharu.kotatsu.core.model.MangaSource
-import org.koitharu.kotatsu.core.network.CommonHeaders
-import org.koitharu.kotatsu.core.parser.MangaRepository
+import org.koitharu.kotatsu.core.nav.AppRouter
+import org.koitharu.kotatsu.core.nav.router
 import org.koitharu.kotatsu.core.parser.ParserMangaRepository
-import org.koitharu.kotatsu.core.ui.BaseActivity
-import org.koitharu.kotatsu.core.util.ext.configureForParser
-import org.koitharu.kotatsu.core.util.ext.toUriOrNull
-import org.koitharu.kotatsu.databinding.ActivityBrowserBinding
+import org.koitharu.kotatsu.core.util.ext.getDisplayMessage
+import org.koitharu.kotatsu.core.util.ext.printStackTraceDebug
 import org.koitharu.kotatsu.parsers.model.MangaSource
-import javax.inject.Inject
-import com.google.android.material.R as materialR
 
 @AndroidEntryPoint
-class BrowserActivity : BaseActivity<ActivityBrowserBinding>(), BrowserCallback {
+class BrowserActivity : BaseBrowserActivity() {
 
-	private lateinit var onBackPressedCallback: WebViewBackPressedCallback
-
-	@Inject
-	lateinit var mangaRepositoryFactory: MangaRepository.Factory
-
-	override fun onCreate(savedInstanceState: Bundle?) {
-		super.onCreate(savedInstanceState)
-		if (!setContentViewWebViewSafe { ActivityBrowserBinding.inflate(layoutInflater) }) {
-			return
-		}
-		supportActionBar?.run {
-			setDisplayHomeAsUpEnabled(true)
-			setHomeAsUpIndicator(materialR.drawable.abc_ic_clear_material)
-		}
-		val mangaSource = MangaSource(intent?.getStringExtra(EXTRA_SOURCE))
-		val repository = mangaRepositoryFactory.create(mangaSource) as? ParserMangaRepository
-		val userAgent = repository?.getRequestHeaders()?.get(CommonHeaders.USER_AGENT)
-		viewBinding.webView.configureForParser(userAgent)
-		CookieManager.getInstance().setAcceptThirdPartyCookies(viewBinding.webView, true)
+	override fun onCreate2(savedInstanceState: Bundle?, source: MangaSource, repository: ParserMangaRepository?) {
+		setDisplayHomeAsUp(isEnabled = true, showUpAsClose = true)
 		viewBinding.webView.webViewClient = BrowserClient(this)
-		viewBinding.webView.webChromeClient = ProgressChromeClient(viewBinding.progressBar)
-		onBackPressedCallback = WebViewBackPressedCallback(viewBinding.webView)
-		onBackPressedDispatcher.addCallback(onBackPressedCallback)
-		if (savedInstanceState != null) {
-			return
-		}
-		val url = intent?.dataString
-		if (url.isNullOrEmpty()) {
-			finishAfterTransition()
-		} else {
-			onTitleChanged(
-				intent?.getStringExtra(EXTRA_TITLE) ?: getString(R.string.loading_),
-				url,
-			)
-			viewBinding.webView.loadUrl(url)
+		lifecycleScope.launch {
+			try {
+				proxyProvider.applyWebViewConfig()
+			} catch (e: Exception) {
+				e.printStackTraceDebug()
+				Snackbar.make(viewBinding.webView, e.getDisplayMessage(resources), Snackbar.LENGTH_LONG).show()
+			}
+			if (savedInstanceState == null) {
+				val url = intent?.dataString
+				if (url.isNullOrEmpty()) {
+					finishAfterTransition()
+				} else {
+					onTitleChanged(
+						intent?.getStringExtra(AppRouter.KEY_TITLE) ?: getString(R.string.loading_),
+						url,
+					)
+					viewBinding.webView.loadUrl(url)
+				}
+			}
 		}
 	}
 
@@ -80,73 +57,12 @@ class BrowserActivity : BaseActivity<ActivityBrowserBinding>(), BrowserCallback
 		}
 
 		R.id.action_browser -> {
-			val url = viewBinding.webView.url?.toUriOrNull()
-			if (url != null) {
-				val intent = Intent(Intent.ACTION_VIEW)
-				intent.data = url
-				try {
-					startActivity(Intent.createChooser(intent, item.title))
-				} catch (_: ActivityNotFoundException) {
-				}
+			if (!router.openExternalBrowser(viewBinding.webView.url.orEmpty(), item.title)) {
+				Snackbar.make(viewBinding.webView, R.string.operation_not_supported, Snackbar.LENGTH_SHORT).show()
 			}
 			true
 		}
 
 		else -> super.onOptionsItemSelected(item)
 	}
-
-	override fun onPause() {
-		viewBinding.webView.onPause()
-		super.onPause()
-	}
-
-	override fun onResume() {
-		super.onResume()
-		viewBinding.webView.onResume()
-	}
-
-	override fun onDestroy() {
-		super.onDestroy()
-		if (hasViewBinding()) {
-			viewBinding.webView.stopLoading()
-			viewBinding.webView.destroy()
-		}
-	}
-
-	override fun onLoadingStateChanged(isLoading: Boolean) {
-		viewBinding.progressBar.isVisible = isLoading
-	}
-
-	override fun onTitleChanged(title: CharSequence, subtitle: CharSequence?) {
-		this.title = title
-		supportActionBar?.subtitle = subtitle
-	}
-
-	override fun onHistoryChanged() {
-		onBackPressedCallback.onHistoryChanged()
-	}
-
-	override fun onWindowInsetsChanged(insets: Insets) {
-		viewBinding.appbar.updatePadding(
-			top = insets.top,
-		)
-		viewBinding.root.updatePadding(
-			left = insets.left,
-			right = insets.right,
-			bottom = insets.bottom,
-		)
-	}
-
-	companion object {
-
-		private const val EXTRA_TITLE = "title"
-		private const val EXTRA_SOURCE = "source"
-
-		fun newIntent(context: Context, url: String, source: MangaSource?, title: String?): Intent {
-			return Intent(context, BrowserActivity::class.java)
-				.setData(Uri.parse(url))
-				.putExtra(EXTRA_TITLE, title)
-				.putExtra(EXTRA_SOURCE, source?.name)
-		}
-	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/browser/BrowserClient.kt

@@ -2,9 +2,11 @@ package org.koitharu.kotatsu.browser
 
 import android.graphics.Bitmap
 import android.webkit.WebView
-import android.webkit.WebViewClient
+import androidx.webkit.WebViewClientCompat
 
-open class BrowserClient(private val callback: BrowserCallback) : WebViewClient() {
+open class BrowserClient(
+	private val callback: BrowserCallback
+) : WebViewClientCompat() {
 
 	override fun onPageFinished(webView: WebView, url: String) {
 		super.onPageFinished(webView, url)
@@ -16,7 +18,7 @@ open class BrowserClient(private val callback: BrowserCallback) : WebViewClient(
 		callback.onLoadingStateChanged(isLoading = true)
 	}
 
-	override fun onPageCommitVisible(view: WebView, url: String?) {
+	override fun onPageCommitVisible(view: WebView, url: String) {
 		super.onPageCommitVisible(view, url)
 		callback.onTitleChanged(view.title.orEmpty(), url)
 	}

app/src/main/kotlin/org/koitharu/kotatsu/browser/cloudflare/CaptchaNotifier.kt

@@ -17,6 +17,8 @@ import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.exceptions.CloudFlareProtectedException
 import org.koitharu.kotatsu.core.model.getTitle
 import org.koitharu.kotatsu.core.model.isNsfw
+import org.koitharu.kotatsu.core.nav.AppRouter
+import org.koitharu.kotatsu.core.prefs.SourceSettings
 import org.koitharu.kotatsu.core.util.ext.checkNotificationPermission
 import org.koitharu.kotatsu.parsers.model.MangaSource
 
@@ -28,6 +30,9 @@ class CaptchaNotifier(
 		if (!context.checkNotificationPermission(CHANNEL_ID)) {
 			return
 		}
+		if (exception.source != null && SourceSettings(context, exception.source).isCaptchaNotificationsDisabled) {
+			return
+		}
 		val manager = NotificationManagerCompat.from(context)
 		val channel = NotificationChannelCompat.Builder(CHANNEL_ID, NotificationManagerCompat.IMPORTANCE_LOW)
 			.setName(context.getString(R.string.captcha_required))
@@ -38,7 +43,7 @@ class CaptchaNotifier(
 			.build()
 		manager.createNotificationChannel(channel)
 
-		val intent = CloudFlareActivity.newIntent(context, exception)
+		val intent = AppRouter.cloudFlareResolveIntent(context, exception)
 			.setData(exception.url.toUri())
 		val notification = NotificationCompat.Builder(context, CHANNEL_ID)
 			.setContentTitle(channel.name)

app/src/main/kotlin/org/koitharu/kotatsu/browser/cloudflare/CloudFlareActivity.kt

@@ -1,43 +1,36 @@
 package org.koitharu.kotatsu.browser.cloudflare
 
-import android.app.Activity
 import android.content.Context
 import android.content.Intent
 import android.os.Bundle
 import android.view.Menu
 import android.view.MenuItem
-import android.webkit.CookieManager
 import androidx.activity.result.contract.ActivityResultContract
-import androidx.core.graphics.Insets
-import androidx.core.net.toUri
 import androidx.core.view.isInvisible
-import androidx.core.view.isVisible
-import androidx.core.view.updatePadding
 import androidx.lifecycle.lifecycleScope
+import com.google.android.material.snackbar.Snackbar
 import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.runInterruptible
 import kotlinx.coroutines.yield
-import okhttp3.Headers
 import okhttp3.HttpUrl
 import okhttp3.HttpUrl.Companion.toHttpUrlOrNull
 import org.koitharu.kotatsu.R
-import org.koitharu.kotatsu.browser.WebViewBackPressedCallback
+import org.koitharu.kotatsu.browser.BaseBrowserActivity
 import org.koitharu.kotatsu.core.exceptions.CloudFlareProtectedException
 import org.koitharu.kotatsu.core.model.MangaSource
-import org.koitharu.kotatsu.core.network.CommonHeaders
+import org.koitharu.kotatsu.core.nav.AppRouter
 import org.koitharu.kotatsu.core.network.cookies.MutableCookieJar
-import org.koitharu.kotatsu.core.ui.BaseActivity
-import org.koitharu.kotatsu.core.util.ext.configureForParser
-import org.koitharu.kotatsu.databinding.ActivityBrowserBinding
+import org.koitharu.kotatsu.core.parser.ParserMangaRepository
+import org.koitharu.kotatsu.core.util.ext.getDisplayMessage
 import org.koitharu.kotatsu.parsers.model.MangaSource
 import org.koitharu.kotatsu.parsers.network.CloudFlareHelper
+import org.koitharu.kotatsu.parsers.util.ifNullOrEmpty
 import javax.inject.Inject
-import com.google.android.material.R as materialR
 
 @AndroidEntryPoint
-class CloudFlareActivity : BaseActivity<ActivityBrowserBinding>(), CloudFlareCallback {
+class CloudFlareActivity : BaseBrowserActivity(), CloudFlareCallback {
 
 	private var pendingResult = RESULT_CANCELED
 
@@ -45,43 +38,27 @@ class CloudFlareActivity : BaseActivity<ActivityBrowserBinding>(), CloudFlareCal
 	lateinit var cookieJar: MutableCookieJar
 
 	private lateinit var cfClient: CloudFlareClient
-	private var onBackPressedCallback: WebViewBackPressedCallback? = null
 
-	override fun onCreate(savedInstanceState: Bundle?) {
-		super.onCreate(savedInstanceState)
-		if (!setContentViewWebViewSafe { ActivityBrowserBinding.inflate(layoutInflater) }) {
-			return
-		}
-		supportActionBar?.run {
-			setDisplayHomeAsUpEnabled(true)
-			setHomeAsUpIndicator(materialR.drawable.abc_ic_clear_material)
-		}
+	override fun onCreate2(savedInstanceState: Bundle?, source: MangaSource, repository: ParserMangaRepository?) {
+		setDisplayHomeAsUp(isEnabled = true, showUpAsClose = true)
 		val url = intent?.dataString
 		if (url.isNullOrEmpty()) {
 			finishAfterTransition()
 			return
 		}
 		cfClient = CloudFlareClient(cookieJar, this, url)
-		viewBinding.webView.configureForParser(intent?.getStringExtra(ARG_UA))
 		viewBinding.webView.webViewClient = cfClient
-		onBackPressedCallback = WebViewBackPressedCallback(viewBinding.webView).also {
-			onBackPressedDispatcher.addCallback(it)
+		lifecycleScope.launch {
+			try {
+				proxyProvider.applyWebViewConfig()
+			} catch (e: Exception) {
+				Snackbar.make(viewBinding.webView, e.getDisplayMessage(resources), Snackbar.LENGTH_LONG).show()
+			}
+			if (savedInstanceState == null) {
+				onTitleChanged(getString(R.string.loading_), url)
+				viewBinding.webView.loadUrl(url)
+			}
 		}
-		CookieManager.getInstance().setAcceptThirdPartyCookies(viewBinding.webView, true)
-		if (savedInstanceState == null) {
-			onTitleChanged(getString(R.string.loading_), url)
-			viewBinding.webView.loadUrl(url)
-		}
-	}
-
-	override fun onDestroy() {
-		runCatching {
-			viewBinding.webView
-		}.onSuccess {
-			it.stopLoading()
-			it.destroy()
-		}
-		super.onDestroy()
 	}
 
 	override fun onCreateOptionsMenu(menu: Menu?): Boolean {
@@ -89,17 +66,6 @@ class CloudFlareActivity : BaseActivity<ActivityBrowserBinding>(), CloudFlareCal
 		return super.onCreateOptionsMenu(menu)
 	}
 
-	override fun onWindowInsetsChanged(insets: Insets) {
-		viewBinding.appbar.updatePadding(
-			top = insets.top,
-		)
-		viewBinding.root.updatePadding(
-			left = insets.left,
-			right = insets.right,
-			bottom = insets.bottom,
-		)
-	}
-
 	override fun onOptionsItemSelected(item: MenuItem): Boolean = when (item.itemId) {
 		android.R.id.home -> {
 			viewBinding.webView.stopLoading()
@@ -115,21 +81,13 @@ class CloudFlareActivity : BaseActivity<ActivityBrowserBinding>(), CloudFlareCal
 		else -> super.onOptionsItemSelected(item)
 	}
 
-	override fun onResume() {
-		super.onResume()
-		viewBinding.webView.onResume()
-	}
-
-	override fun onPause() {
-		viewBinding.webView.onPause()
-		super.onPause()
-	}
-
 	override fun finish() {
 		setResult(pendingResult)
 		super.finish()
 	}
 
+	override fun onLoadingStateChanged(isLoading: Boolean) = Unit
+
 	override fun onPageLoaded() {
 		viewBinding.progressBar.isInvisible = true
 	}
@@ -140,25 +98,16 @@ class CloudFlareActivity : BaseActivity<ActivityBrowserBinding>(), CloudFlareCal
 
 	override fun onCheckPassed() {
 		pendingResult = RESULT_OK
-		val source = intent?.getStringExtra(ARG_SOURCE)
+		val source = intent?.getStringExtra(AppRouter.KEY_SOURCE)
 		if (source != null) {
 			CaptchaNotifier(this).dismiss(MangaSource(source))
 		}
 		finishAfterTransition()
 	}
 
-	override fun onLoadingStateChanged(isLoading: Boolean) {
-		viewBinding.progressBar.isVisible = isLoading
-	}
-
-	override fun onHistoryChanged() {
-		onBackPressedCallback?.onHistoryChanged()
-	}
-
 	override fun onTitleChanged(title: CharSequence, subtitle: CharSequence?) {
 		setTitle(title)
-		supportActionBar?.subtitle =
-			subtitle?.toString()?.toHttpUrlOrNull()?.topPrivateDomain() ?: subtitle
+		supportActionBar?.subtitle = subtitle?.toString()?.toHttpUrlOrNull()?.host.ifNullOrEmpty { subtitle }
 	}
 
 	private fun restartCheck() {
@@ -182,38 +131,16 @@ class CloudFlareActivity : BaseActivity<ActivityBrowserBinding>(), CloudFlareCal
 
 	class Contract : ActivityResultContract<CloudFlareProtectedException, Boolean>() {
 		override fun createIntent(context: Context, input: CloudFlareProtectedException): Intent {
-			return newIntent(context, input)
+			return AppRouter.cloudFlareResolveIntent(context, input)
 		}
 
 		override fun parseResult(resultCode: Int, intent: Intent?): Boolean {
-			return resultCode == Activity.RESULT_OK
+			return resultCode == RESULT_OK
 		}
 	}
 
 	companion object {
 
 		const val TAG = "CloudFlareActivity"
-		private const val ARG_UA = "ua"
-		private const val ARG_SOURCE = "_source"
-
-		fun newIntent(context: Context, exception: CloudFlareProtectedException) = newIntent(
-			context = context,
-			url = exception.url,
-			source = exception.source,
-			headers = exception.headers,
-		)
-
-		private fun newIntent(
-			context: Context,
-			url: String,
-			source: MangaSource?,
-			headers: Headers?,
-		) = Intent(context, CloudFlareActivity::class.java).apply {
-			data = url.toUri()
-			putExtra(ARG_SOURCE, source?.name)
-			headers?.get(CommonHeaders.USER_AGENT)?.let {
-				putExtra(ARG_UA, it)
-			}
-		}
 	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/browser/cloudflare/CloudFlareCallback.kt

@@ -4,8 +4,6 @@ import org.koitharu.kotatsu.browser.BrowserCallback
 
 interface CloudFlareCallback : BrowserCallback {
 
-	override fun onLoadingStateChanged(isLoading: Boolean) = Unit
-
 	override fun onTitleChanged(title: CharSequence, subtitle: CharSequence?) = Unit
 
 	fun onPageLoaded()

app/src/main/kotlin/org/koitharu/kotatsu/browser/cloudflare/CloudFlareClient.kt

@@ -22,7 +22,7 @@ class CloudFlareClient(
 		checkClearance()
 	}
 
-	override fun onPageCommitVisible(view: WebView, url: String?) {
+	override fun onPageCommitVisible(view: WebView, url: String) {
 		super.onPageCommitVisible(view, url)
 		callback.onPageLoaded()
 	}

app/src/main/kotlin/org/koitharu/kotatsu/core/AppModule.kt

@@ -6,6 +6,7 @@ import android.os.Build
 import android.provider.SearchRecentSuggestions
 import android.text.Html
 import androidx.collection.arraySetOf
+import androidx.core.content.ContextCompat
 import androidx.room.InvalidationTracker
 import androidx.work.WorkManager
 import coil3.ImageLoader
@@ -76,6 +77,12 @@ interface AppModule {
 
 	companion object {
 
+		@Provides
+		@LocalizedAppContext
+		fun provideLocalizedContext(
+			@ApplicationContext context: Context,
+		): Context = ContextCompat.getContextForLanguage(context)
+
 		@Provides
 		@Singleton
 		fun provideNetworkState(
@@ -92,7 +99,7 @@ interface AppModule {
 		@Provides
 		@Singleton
 		fun provideCoil(
-			@ApplicationContext context: Context,
+			@LocalizedAppContext context: Context,
 			@MangaHttpClient okHttpClientProvider: Provider<OkHttpClient>,
 			mangaRepositoryFactory: MangaRepository.Factory,
 			imageProxyInterceptor: ImageProxyInterceptor,

app/src/main/kotlin/org/koitharu/kotatsu/core/BaseApp.kt

@@ -13,7 +13,6 @@ import dagger.hilt.android.HiltAndroidApp
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.MutableSharedFlow
 import kotlinx.coroutines.launch
-import kotlinx.coroutines.withContext
 import org.acra.ACRA
 import org.acra.ReportField
 import org.acra.config.dialog
@@ -26,12 +25,14 @@ import org.koitharu.kotatsu.BuildConfig
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.db.MangaDatabase
 import org.koitharu.kotatsu.core.os.AppValidator
+import org.koitharu.kotatsu.core.os.RomCompat
 import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.core.util.WorkServiceStopHelper
 import org.koitharu.kotatsu.core.util.ext.processLifecycleScope
 import org.koitharu.kotatsu.local.data.LocalStorageChanges
 import org.koitharu.kotatsu.local.data.index.LocalMangaIndex
 import org.koitharu.kotatsu.local.domain.model.LocalManga
+import org.koitharu.kotatsu.parsers.util.suspendlazy.getOrNull
 import org.koitharu.kotatsu.settings.work.WorkScheduleManager
 import java.security.Security
 import javax.inject.Inject
@@ -82,17 +83,14 @@ open class BaseApp : Application(), Configuration.Provider {
 			return
 		}
 		AppCompatDelegate.setDefaultNightMode(settings.theme)
-		AppCompatDelegate.setApplicationLocales(settings.appLocales)
 		// TLS 1.3 support for Android < 10
 		if (Build.VERSION.SDK_INT < Build.VERSION_CODES.Q) {
 			Security.insertProviderAt(Conscrypt.newProvider(), 1)
 		}
 		setupActivityLifecycleCallbacks()
 		processLifecycleScope.launch {
-			val isOriginalApp = withContext(Dispatchers.Default) {
-				appValidator.isOriginalApp
-			}
-			ACRA.errorReporter.putCustomData("isOriginalApp", isOriginalApp.toString())
+			ACRA.errorReporter.putCustomData("isOriginalApp", appValidator.isOriginalApp.getOrNull().toString())
+			ACRA.errorReporter.putCustomData("isMiui", RomCompat.isMiui.getOrNull().toString())
 		}
 		processLifecycleScope.launch(Dispatchers.Default) {
 			setupDatabaseObservers()
@@ -104,6 +102,9 @@ open class BaseApp : Application(), Configuration.Provider {
 
 	override fun attachBaseContext(base: Context) {
 		super.attachBaseContext(base)
+		if (ACRA.isACRASenderServiceProcess()) {
+			return
+		}
 		initAcra {
 			buildConfigClass = BuildConfig::class.java
 			reportFormat = StringFormat.JSON

app/src/main/kotlin/org/koitharu/kotatsu/core/ErrorReporterReceiver.kt

@@ -8,6 +8,7 @@ import android.net.Uri
 import android.os.BadParcelableException
 import androidx.core.app.PendingIntentCompat
 import org.koitharu.kotatsu.BuildConfig
+import org.koitharu.kotatsu.core.nav.AppRouter
 import org.koitharu.kotatsu.core.util.ext.getSerializableExtraCompat
 import org.koitharu.kotatsu.core.util.ext.printStackTraceDebug
 import org.koitharu.kotatsu.core.util.ext.report
@@ -15,20 +16,19 @@ import org.koitharu.kotatsu.core.util.ext.report
 class ErrorReporterReceiver : BroadcastReceiver() {
 
 	override fun onReceive(context: Context?, intent: Intent?) {
-		val e = intent?.getSerializableExtraCompat<Throwable>(EXTRA_ERROR) ?: return
+		val e = intent?.getSerializableExtraCompat<Throwable>(AppRouter.KEY_ERROR) ?: return
 		e.report()
 	}
 
 	companion object {
 
-		private const val EXTRA_ERROR = "err"
 		private const val ACTION_REPORT = "${BuildConfig.APPLICATION_ID}.action.REPORT_ERROR"
 
 		fun getPendingIntent(context: Context, e: Throwable): PendingIntent? = try {
 			val intent = Intent(context, ErrorReporterReceiver::class.java)
 			intent.setAction(ACTION_REPORT)
 			intent.setData(Uri.parse("err://${e.hashCode()}"))
-			intent.putExtra(EXTRA_ERROR, e)
+			intent.putExtra(AppRouter.KEY_ERROR, e)
 			PendingIntentCompat.getBroadcast(context, 0, intent, 0, false)
 		} catch (e: BadParcelableException) {
 			e.printStackTraceDebug()

app/src/main/kotlin/org/koitharu/kotatsu/core/LocalizedAppContext.kt

@@ -0,0 +1,13 @@
+package org.koitharu.kotatsu.core
+
+import javax.inject.Qualifier
+
+@Qualifier
+@Target(
+	AnnotationTarget.FUNCTION,
+	AnnotationTarget.PROPERTY_GETTER,
+	AnnotationTarget.PROPERTY_SETTER,
+	AnnotationTarget.VALUE_PARAMETER,
+	AnnotationTarget.FIELD,
+)
+annotation class LocalizedAppContext

app/src/main/kotlin/org/koitharu/kotatsu/core/backup/BackupEntry.kt

@@ -16,6 +16,7 @@ class BackupEntry(
 		CATEGORIES("categories"),
 		FAVOURITES("favourites"),
 		SETTINGS("settings"),
+		SETTINGS_READER_GRID("reader_grid"),
 		BOOKMARKS("bookmarks"),
 		SOURCES("sources"),
 	}

app/src/main/kotlin/org/koitharu/kotatsu/core/backup/BackupRepository.kt

@@ -1,15 +1,18 @@
 package org.koitharu.kotatsu.core.backup
 
 import androidx.room.withTransaction
+import kotlinx.coroutines.flow.FlowCollector
 import org.json.JSONArray
 import org.json.JSONObject
 import org.koitharu.kotatsu.BuildConfig
 import org.koitharu.kotatsu.core.db.MangaDatabase
 import org.koitharu.kotatsu.core.prefs.AppSettings
+import org.koitharu.kotatsu.core.util.progress.Progress
 import org.koitharu.kotatsu.parsers.util.json.asTypedList
 import org.koitharu.kotatsu.parsers.util.json.getLongOrDefault
 import org.koitharu.kotatsu.parsers.util.json.mapJSON
 import org.koitharu.kotatsu.parsers.util.runCatchingCancellable
+import org.koitharu.kotatsu.reader.data.TapGridSettings
 import java.util.Date
 import javax.inject.Inject
 
@@ -18,13 +21,14 @@ private const val PAGE_SIZE = 10
 class BackupRepository @Inject constructor(
 	private val db: MangaDatabase,
 	private val settings: AppSettings,
+	private val tapGridSettings: TapGridSettings,
 ) {
 
 	suspend fun dumpHistory(): BackupEntry {
 		var offset = 0
 		val entry = BackupEntry(BackupEntry.Name.HISTORY, JSONArray())
 		while (true) {
-			val history = db.getHistoryDao().findAll(offset, PAGE_SIZE)
+			val history = db.getHistoryDao().findAll(offset = offset, limit = PAGE_SIZE)
 			if (history.isEmpty()) {
 				break
 			}
@@ -55,7 +59,7 @@ class BackupRepository @Inject constructor(
 		var offset = 0
 		val entry = BackupEntry(BackupEntry.Name.FAVOURITES, JSONArray())
 		while (true) {
-			val favourites = db.getFavouritesDao().findAllRaw(offset, PAGE_SIZE)
+			val favourites = db.getFavouritesDao().findAllRaw(offset = offset, limit = PAGE_SIZE)
 			if (favourites.isEmpty()) {
 				break
 			}
@@ -74,19 +78,26 @@ class BackupRepository @Inject constructor(
 	}
 
 	suspend fun dumpBookmarks(): BackupEntry {
+		var offset = 0
 		val entry = BackupEntry(BackupEntry.Name.BOOKMARKS, JSONArray())
-		val all = db.getBookmarksDao().findAll()
-		for ((m, b) in all) {
-			val json = JSONObject()
-			val manga = JsonSerializer(m.manga).toJson()
-			json.put("manga", manga)
-			val tags = JSONArray()
-			m.tags.forEach { tags.put(JsonSerializer(it).toJson()) }
-			json.put("tags", tags)
-			val bookmarks = JSONArray()
-			b.forEach { bookmarks.put(JsonSerializer(it).toJson()) }
-			json.put("bookmarks", bookmarks)
-			entry.data.put(json)
+		while (true) {
+			val bookmarks = db.getBookmarksDao().findAll(offset = offset, limit = PAGE_SIZE)
+			if (bookmarks.isEmpty()) {
+				break
+			}
+			offset += bookmarks.size
+			for ((m, b) in bookmarks) {
+				val json = JSONObject()
+				val manga = JsonSerializer(m.manga).toJson()
+				json.put("manga", manga)
+				val tags = JSONArray()
+				m.tags.forEach { tags.put(JsonSerializer(it).toJson()) }
+				json.put("tags", tags)
+				val bookmarks = JSONArray()
+				b.forEach { bookmarks.put(JsonSerializer(it).toJson()) }
+				json.put("bookmarks", bookmarks)
+				entry.data.put(json)
+			}
 		}
 		return entry
 	}
@@ -103,6 +114,14 @@ class BackupRepository @Inject constructor(
 		return entry
 	}
 
+	fun dumpReaderGridSettings(): BackupEntry {
+		val entry = BackupEntry(BackupEntry.Name.SETTINGS_READER_GRID, JSONArray())
+		val settingsDump = tapGridSettings.getAllValues()
+		val json = JsonSerializer(settingsDump).toJson()
+		entry.data.put(json)
+		return entry
+	}
+
 	suspend fun dumpSources(): BackupEntry {
 		val entry = BackupEntry(BackupEntry.Name.SOURCES, JSONArray())
 		val all = db.getSourcesDao().findAll()
@@ -128,9 +147,11 @@ class BackupRepository @Inject constructor(
 		return if (timestamp == 0L) null else Date(timestamp)
 	}
 
-	suspend fun restoreHistory(entry: BackupEntry): CompositeResult {
+	suspend fun restoreHistory(entry: BackupEntry, outProgress: FlowCollector<Progress>?): CompositeResult {
 		val result = CompositeResult()
-		for (item in entry.data.asTypedList<JSONObject>()) {
+		val list = entry.data.asTypedList<JSONObject>()
+		outProgress?.emit(Progress(progress = 0, total = list.size))
+		for ((index, item) in list.withIndex()) {
 			val mangaJson = item.getJSONObject("manga")
 			val manga = JsonDeserializer(mangaJson).toMangaEntity()
 			val tags = mangaJson.getJSONArray("tags").mapJSON {
@@ -144,6 +165,7 @@ class BackupRepository @Inject constructor(
 					db.getHistoryDao().upsert(history)
 				}
 			}
+			outProgress?.emit(Progress(progress = index, total = list.size))
 		}
 		return result
 	}
@@ -159,9 +181,11 @@ class BackupRepository @Inject constructor(
 		return result
 	}
 
-	suspend fun restoreFavourites(entry: BackupEntry): CompositeResult {
+	suspend fun restoreFavourites(entry: BackupEntry, outProgress: FlowCollector<Progress>?): CompositeResult {
 		val result = CompositeResult()
-		for (item in entry.data.asTypedList<JSONObject>()) {
+		val list = entry.data.asTypedList<JSONObject>()
+		outProgress?.emit(Progress(progress = 0, total = list.size))
+		for ((index, item) in list.withIndex()) {
 			val mangaJson = item.getJSONObject("manga")
 			val manga = JsonDeserializer(mangaJson).toMangaEntity()
 			val tags = mangaJson.getJSONArray("tags").mapJSON {
@@ -175,6 +199,7 @@ class BackupRepository @Inject constructor(
 					db.getFavouritesDao().upsert(favourite)
 				}
 			}
+			outProgress?.emit(Progress(progress = index, total = list.size))
 		}
 		return result
 	}
@@ -221,4 +246,14 @@ class BackupRepository @Inject constructor(
 		}
 		return result
 	}
+
+	fun restoreReaderGridSettings(entry: BackupEntry): CompositeResult {
+		val result = CompositeResult()
+		for (item in entry.data.asTypedList<JSONObject>()) {
+			result += runCatchingCancellable {
+				tapGridSettings.upsertAll(JsonDeserializer(item).toMap())
+			}
+		}
+		return result
+	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/core/backup/CompositeResult.kt

@@ -27,6 +27,10 @@ class CompositeResult {
 		}
 	}
 
+	operator fun plusAssign(error: Throwable) {
+		errors.add(error)
+	}
+
 	operator fun plusAssign(other: CompositeResult) {
 		this.successCount += other.successCount
 		this.errors += other.errors

app/src/main/kotlin/org/koitharu/kotatsu/core/backup/JsonDeserializer.kt

@@ -28,15 +28,16 @@ class JsonDeserializer(private val json: JSONObject) {
 	fun toMangaEntity() = MangaEntity(
 		id = json.getLong("id"),
 		title = json.getString("title"),
-		altTitle = json.getStringOrNull("alt_title"),
+		altTitles = json.getStringOrNull("alt_title"),
 		url = json.getString("url"),
 		publicUrl = json.getStringOrNull("public_url").orEmpty(),
 		rating = json.getDouble("rating").toFloat(),
 		isNsfw = json.getBooleanOrDefault("nsfw", false),
+		contentRating = json.getStringOrNull("content_rating"),
 		coverUrl = json.getString("cover_url"),
 		largeCoverUrl = json.getStringOrNull("large_cover_url"),
 		state = json.getStringOrNull("state"),
-		author = json.getStringOrNull("author"),
+		authors = json.getStringOrNull("author"),
 		source = json.getString("source"),
 	)
 

app/src/main/kotlin/org/koitharu/kotatsu/core/backup/JsonSerializer.kt

@@ -58,15 +58,16 @@ class JsonSerializer private constructor(private val json: JSONObject) {
 		JSONObject().apply {
 			put("id", e.id)
 			put("title", e.title)
-			put("alt_title", e.altTitle)
+			put("alt_title", e.altTitles)
 			put("url", e.url)
 			put("public_url", e.publicUrl)
 			put("rating", e.rating)
 			put("nsfw", e.isNsfw)
+			put("content_rating", e.contentRating)
 			put("cover_url", e.coverUrl)
 			put("large_cover_url", e.largeCoverUrl)
 			put("state", e.state)
-			put("author", e.author)
+			put("author", e.authors)
 			put("source", e.source)
 		},
 	)

app/src/main/kotlin/org/koitharu/kotatsu/core/backup/TelegramBackupUploader.kt

@@ -0,0 +1,93 @@
+package org.koitharu.kotatsu.core.backup
+
+import android.content.Context
+import androidx.annotation.CheckResult
+import dagger.hilt.android.qualifiers.ApplicationContext
+import okhttp3.HttpUrl
+import okhttp3.MediaType.Companion.toMediaTypeOrNull
+import okhttp3.MultipartBody
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import okhttp3.RequestBody.Companion.asRequestBody
+import okhttp3.Response
+import okhttp3.internal.closeQuietly
+import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.core.nav.AppRouter
+import org.koitharu.kotatsu.core.network.BaseHttpClient
+import org.koitharu.kotatsu.core.prefs.AppSettings
+import org.koitharu.kotatsu.parsers.util.await
+import org.koitharu.kotatsu.parsers.util.json.getBooleanOrDefault
+import org.koitharu.kotatsu.parsers.util.json.getStringOrNull
+import org.koitharu.kotatsu.parsers.util.parseJson
+import java.io.File
+import javax.inject.Inject
+
+class TelegramBackupUploader @Inject constructor(
+	private val settings: AppSettings,
+	@BaseHttpClient private val client: OkHttpClient,
+	@ApplicationContext private val context: Context,
+) {
+
+	private val botToken = context.getString(R.string.tg_backup_bot_token)
+
+	suspend fun uploadBackup(file: File) {
+		val requestBody = file.asRequestBody("application/zip".toMediaTypeOrNull())
+		val multipartBody = MultipartBody.Builder()
+			.setType(MultipartBody.FORM)
+			.addFormDataPart("chat_id", requireChatId())
+			.addFormDataPart("document", file.name, requestBody)
+			.build()
+		val request = Request.Builder()
+			.url(urlOf("sendDocument").build())
+			.post(multipartBody)
+			.build()
+		client.newCall(request).await().consume()
+	}
+
+	suspend fun sendTestMessage() {
+		val request = Request.Builder()
+			.url(urlOf("getMe").build())
+			.build()
+		client.newCall(request).await().consume()
+		sendMessage(context.getString(R.string.backup_tg_echo))
+	}
+
+	@CheckResult
+	fun openBotInApp(router: AppRouter): Boolean {
+		val botUsername = context.getString(R.string.tg_backup_bot_name)
+		return router.openExternalBrowser("tg://resolve?domain=$botUsername") ||
+			router.openExternalBrowser("https://t.me/$botUsername")
+	}
+
+	private suspend fun sendMessage(message: String) {
+		val url = urlOf("sendMessage")
+			.addQueryParameter("chat_id", requireChatId())
+			.addQueryParameter("text", message)
+			.build()
+		val request = Request.Builder()
+			.url(url)
+			.build()
+		client.newCall(request).await().consume()
+	}
+
+	private fun requireChatId() = checkNotNull(settings.backupTelegramChatId) {
+		"Telegram chat ID not set in settings"
+	}
+
+	private fun Response.consume() {
+		if (isSuccessful) {
+			closeQuietly()
+			return
+		}
+		val jo = parseJson()
+		if (!jo.getBooleanOrDefault("ok", true)) {
+			throw RuntimeException(jo.getStringOrNull("description"))
+		}
+	}
+
+	private fun urlOf(method: String) = HttpUrl.Builder()
+		.scheme("https")
+		.host("api.telegram.org")
+		.addPathSegment("bot$botToken")
+		.addPathSegment(method)
+}

app/src/main/kotlin/org/koitharu/kotatsu/core/cache/ExpiringLruCache.kt

@@ -1,6 +1,7 @@
 package org.koitharu.kotatsu.core.cache
 
-import androidx.collection.LruCache
+import org.koitharu.kotatsu.core.util.SynchronizedSieveCache
+import org.koitharu.kotatsu.parsers.model.MangaSource
 import java.util.concurrent.TimeUnit
 import org.koitharu.kotatsu.core.cache.MemoryContentCache.Key as CacheKey
 
@@ -8,11 +9,9 @@ class ExpiringLruCache<T>(
 	val maxSize: Int,
 	private val lifetime: Long,
 	private val timeUnit: TimeUnit,
-) : Iterable<CacheKey> {
+) {
 
-	private val cache = LruCache<CacheKey, ExpiringValue<T>>(maxSize)
-
-	override fun iterator(): Iterator<CacheKey> = cache.snapshot().keys.iterator()
+	private val cache = SynchronizedSieveCache<CacheKey, ExpiringValue<T>>(maxSize)
 
 	operator fun get(key: CacheKey): T? {
 		val value = cache[key] ?: return null
@@ -23,7 +22,8 @@ class ExpiringLruCache<T>(
 	}
 
 	operator fun set(key: CacheKey, value: T) {
-		cache.put(key, ExpiringValue(value, lifetime, timeUnit))
+		val value = ExpiringValue(value, lifetime, timeUnit)
+		cache.put(key, value)
 	}
 
 	fun clear() {
@@ -37,4 +37,8 @@ class ExpiringLruCache<T>(
 	fun remove(key: CacheKey) {
 		cache.remove(key)
 	}
+
+	fun removeAll(source: MangaSource) {
+		cache.removeIf { key, _ -> key.source == source }
+	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/core/cache/MemoryContentCache.kt

@@ -81,11 +81,7 @@ class MemoryContentCache @Inject constructor(application: Application) : Compone
 	}
 
 	private fun clearCache(cache: ExpiringLruCache<*>, source: MangaSource) {
-		cache.forEach { key ->
-			if (key.source == source) {
-				cache.remove(key)
-			}
-		}
+		cache.removeAll(source)
 	}
 
 	data class Key(

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

@@ -12,11 +12,13 @@ import kotlinx.coroutines.isActive
 import kotlinx.coroutines.launch
 import org.koitharu.kotatsu.bookmarks.data.BookmarkEntity
 import org.koitharu.kotatsu.bookmarks.data.BookmarksDao
+import org.koitharu.kotatsu.core.db.dao.ChaptersDao
 import org.koitharu.kotatsu.core.db.dao.MangaDao
 import org.koitharu.kotatsu.core.db.dao.MangaSourcesDao
 import org.koitharu.kotatsu.core.db.dao.PreferencesDao
 import org.koitharu.kotatsu.core.db.dao.TagsDao
 import org.koitharu.kotatsu.core.db.dao.TrackLogsDao
+import org.koitharu.kotatsu.core.db.entity.ChapterEntity
 import org.koitharu.kotatsu.core.db.entity.MangaEntity
 import org.koitharu.kotatsu.core.db.entity.MangaPrefsEntity
 import org.koitharu.kotatsu.core.db.entity.MangaSourceEntity
@@ -36,6 +38,9 @@ import org.koitharu.kotatsu.core.db.migrations.Migration1To2
 import org.koitharu.kotatsu.core.db.migrations.Migration20To21
 import org.koitharu.kotatsu.core.db.migrations.Migration21To22
 import org.koitharu.kotatsu.core.db.migrations.Migration22To23
+import org.koitharu.kotatsu.core.db.migrations.Migration23To24
+import org.koitharu.kotatsu.core.db.migrations.Migration24To23
+import org.koitharu.kotatsu.core.db.migrations.Migration24To25
 import org.koitharu.kotatsu.core.db.migrations.Migration2To3
 import org.koitharu.kotatsu.core.db.migrations.Migration3To4
 import org.koitharu.kotatsu.core.db.migrations.Migration4To5
@@ -63,14 +68,14 @@ import org.koitharu.kotatsu.tracker.data.TrackEntity
 import org.koitharu.kotatsu.tracker.data.TrackLogEntity
 import org.koitharu.kotatsu.tracker.data.TracksDao
 
-const val DATABASE_VERSION = 23
+const val DATABASE_VERSION = 25
 
 @Database(
 	entities = [
-		MangaEntity::class, TagEntity::class, HistoryEntity::class, MangaTagsEntity::class,
-		FavouriteCategoryEntity::class, FavouriteEntity::class, MangaPrefsEntity::class,
-		TrackEntity::class, TrackLogEntity::class, SuggestionEntity::class, BookmarkEntity::class,
-		ScrobblingEntity::class, MangaSourceEntity::class, StatsEntity::class, LocalMangaIndexEntity::class,
+		MangaEntity::class, TagEntity::class, HistoryEntity::class, MangaTagsEntity::class, ChapterEntity::class,
+		FavouriteCategoryEntity::class, FavouriteEntity::class, MangaPrefsEntity::class, TrackEntity::class,
+		TrackLogEntity::class, SuggestionEntity::class, BookmarkEntity::class, ScrobblingEntity::class,
+		MangaSourceEntity::class, StatsEntity::class, LocalMangaIndexEntity::class,
 	],
 	version = DATABASE_VERSION,
 )
@@ -103,6 +108,8 @@ abstract class MangaDatabase : RoomDatabase() {
 	abstract fun getStatsDao(): StatsDao
 
 	abstract fun getLocalMangaIndexDao(): LocalMangaIndexDao
+
+	abstract fun getChaptersDao(): ChaptersDao
 }
 
 fun getDatabaseMigrations(context: Context): Array<Migration> = arrayOf(
@@ -128,6 +135,9 @@ fun getDatabaseMigrations(context: Context): Array<Migration> = arrayOf(
 	Migration20To21(),
 	Migration21To22(),
 	Migration22To23(),
+	Migration23To24(),
+	Migration24To23(),
+	Migration24To25(),
 )
 
 fun MangaDatabase(context: Context): MangaDatabase = Room

app/src/main/kotlin/org/koitharu/kotatsu/core/db/Tables.kt

@@ -7,3 +7,4 @@ const val TABLE_FAVOURITE_CATEGORIES = "favourite_categories"
 const val TABLE_HISTORY = "history"
 const val TABLE_MANGA_TAGS = "manga_tags"
 const val TABLE_SOURCES = "sources"
+const val TABLE_CHAPTERS = "chapters"

app/src/main/kotlin/org/koitharu/kotatsu/core/db/dao/ChaptersDao.kt

@@ -0,0 +1,30 @@
+package org.koitharu.kotatsu.core.db.dao
+
+import androidx.room.Dao
+import androidx.room.Insert
+import androidx.room.OnConflictStrategy
+import androidx.room.Query
+import androidx.room.Transaction
+import org.koitharu.kotatsu.core.db.entity.ChapterEntity
+
+@Dao
+abstract class ChaptersDao {
+
+	@Query("SELECT * FROM chapters WHERE manga_id = :mangaId ORDER BY `index` ASC")
+	abstract suspend fun findAll(mangaId: Long): List<ChapterEntity>
+
+	@Query("DELETE FROM chapters WHERE manga_id = :mangaId")
+	abstract suspend fun deleteAll(mangaId: Long)
+
+	@Query("DELETE FROM chapters WHERE manga_id NOT IN (SELECT manga_id FROM history WHERE deleted_at = 0) AND manga_id NOT IN (SELECT manga_id FROM favourites WHERE deleted_at = 0)")
+	abstract suspend fun gc()
+
+	@Transaction
+	open suspend fun replaceAll(mangaId: Long, entities: Collection<ChapterEntity>) {
+		deleteAll(mangaId)
+		insert(entities)
+	}
+
+	@Insert(onConflict = OnConflictStrategy.REPLACE)
+	protected abstract suspend fun insert(entities: Collection<ChapterEntity>)
+}

app/src/main/kotlin/org/koitharu/kotatsu/core/db/dao/MangaDao.kt

@@ -20,6 +20,9 @@ abstract class MangaDao {
 	@Query("SELECT * FROM manga WHERE manga_id = :id")
 	abstract suspend fun find(id: Long): MangaWithTags?
 
+	@Query("SELECT EXISTS(SELECT * FROM manga WHERE manga_id = :id)")
+	abstract suspend operator fun contains(id: Long): Boolean
+
 	@Transaction
 	@Query("SELECT * FROM manga WHERE public_url = :publicUrl")
 	abstract suspend fun findByPublicUrl(publicUrl: String): MangaWithTags?
@@ -55,6 +58,19 @@ abstract class MangaDao {
 	@Delete
 	abstract suspend fun delete(subjects: Collection<MangaEntity>)
 
+	@Query(
+		"""
+		DELETE FROM manga WHERE NOT EXISTS(SELECT * FROM history WHERE history.manga_id == manga.manga_id) 
+			AND NOT EXISTS(SELECT * FROM favourites WHERE favourites.manga_id == manga.manga_id)
+			AND NOT EXISTS(SELECT * FROM bookmarks WHERE bookmarks.manga_id == manga.manga_id)
+			AND NOT EXISTS(SELECT * FROM suggestions WHERE suggestions.manga_id == manga.manga_id)
+			AND NOT EXISTS(SELECT * FROM scrobblings WHERE scrobblings.manga_id == manga.manga_id)
+			AND NOT EXISTS(SELECT * FROM local_index WHERE local_index.manga_id == manga.manga_id)
+			AND manga.manga_id NOT IN (:idsToKeep)
+		""",
+	)
+	abstract suspend fun cleanup(idsToKeep: Set<Long>)
+
 	@Transaction
 	open suspend fun upsert(manga: MangaEntity, tags: Iterable<TagEntity>? = null) {
 		upsert(manga)

app/src/main/kotlin/org/koitharu/kotatsu/core/db/dao/MangaSourcesDao.kt

@@ -10,7 +10,6 @@ import androidx.room.Upsert
 import androidx.sqlite.db.SimpleSQLiteQuery
 import androidx.sqlite.db.SupportSQLiteQuery
 import kotlinx.coroutines.flow.Flow
-import org.intellij.lang.annotations.Language
 import org.koitharu.kotatsu.BuildConfig
 import org.koitharu.kotatsu.core.db.entity.MangaSourceEntity
 import org.koitharu.kotatsu.explore.data.SourcesSortOrder
@@ -61,21 +60,11 @@ abstract class MangaSourcesDao {
 	@Query("SELECT * FROM sources WHERE pinned = 1")
 	abstract suspend fun findAllPinned(): List<MangaSourceEntity>
 
-	fun observeEnabled(order: SourcesSortOrder): Flow<List<MangaSourceEntity>> {
-		val orderBy = getOrderBy(order)
+	fun observeAll(enabledOnly: Boolean, order: SourcesSortOrder): Flow<List<MangaSourceEntity>> =
+		observeImpl(getQuery(enabledOnly, order))
 
-		@Language("RoomSql")
-		val query = SimpleSQLiteQuery("SELECT * FROM sources WHERE enabled = 1 ORDER BY pinned DESC, $orderBy")
-		return observeImpl(query)
-	}
-
-	suspend fun findAllEnabled(order: SourcesSortOrder): List<MangaSourceEntity> {
-		val orderBy = getOrderBy(order)
-
-		@Language("RoomSql")
-		val query = SimpleSQLiteQuery("SELECT * FROM sources WHERE enabled = 1 ORDER BY pinned DESC, $orderBy")
-		return findAllImpl(query)
-	}
+	suspend fun findAll(enabledOnly: Boolean, order: SourcesSortOrder): List<MangaSourceEntity> =
+		findAllImpl(getQuery(enabledOnly, order))
 
 	@Transaction
 	open suspend fun setEnabled(source: String, isEnabled: Boolean) {
@@ -101,6 +90,17 @@ abstract class MangaSourcesDao {
 	@RawQuery
 	protected abstract suspend fun findAllImpl(query: SupportSQLiteQuery): List<MangaSourceEntity>
 
+	private fun getQuery(enabledOnly: Boolean, order: SourcesSortOrder) = SimpleSQLiteQuery(
+		buildString {
+			append("SELECT * FROM sources ")
+			if (enabledOnly) {
+				append("WHERE enabled = 1 ")
+			}
+			append("ORDER BY pinned DESC, ")
+			append(getOrderBy(order))
+		},
+	)
+
 	private fun getOrderBy(order: SourcesSortOrder) = when (order) {
 		SourcesSortOrder.ALPHABETIC -> "source ASC"
 		SourcesSortOrder.POPULARITY -> "(SELECT COUNT(*) FROM manga WHERE source = sources.source) DESC"

app/src/main/kotlin/org/koitharu/kotatsu/core/db/entity/ChapterEntity.kt

@@ -0,0 +1,32 @@
+package org.koitharu.kotatsu.core.db.entity
+
+import androidx.room.ColumnInfo
+import androidx.room.Entity
+import androidx.room.ForeignKey
+import org.koitharu.kotatsu.core.db.TABLE_CHAPTERS
+
+@Entity(
+	tableName = TABLE_CHAPTERS,
+	primaryKeys = ["manga_id", "chapter_id"],
+	foreignKeys = [
+		ForeignKey(
+			entity = MangaEntity::class,
+			parentColumns = ["manga_id"],
+			childColumns = ["manga_id"],
+			onDelete = ForeignKey.CASCADE,
+		),
+	],
+)
+data class ChapterEntity(
+	@ColumnInfo(name = "chapter_id") val chapterId: Long,
+	@ColumnInfo(name = "manga_id") val mangaId: Long,
+	@ColumnInfo(name = "name") val title: String,
+	@ColumnInfo(name = "number") val number: Float,
+	@ColumnInfo(name = "volume") val volume: Int,
+	@ColumnInfo(name = "url") val url: String,
+	@ColumnInfo(name = "scanlator") val scanlator: String?,
+	@ColumnInfo(name = "upload_date") val uploadDate: Long,
+	@ColumnInfo(name = "branch") val branch: String?,
+	@ColumnInfo(name = "source") val source: String,
+	@ColumnInfo(name = "index") val index: Int,
+)

app/src/main/kotlin/org/koitharu/kotatsu/core/db/entity/EntityMapping.kt

@@ -1,14 +1,20 @@
 package org.koitharu.kotatsu.core.db.entity
 
 import org.koitharu.kotatsu.core.model.MangaSource
-import org.koitharu.kotatsu.core.util.ext.longHashCode
+import org.koitharu.kotatsu.parsers.model.ContentRating
 import org.koitharu.kotatsu.parsers.model.Manga
+import org.koitharu.kotatsu.parsers.model.MangaChapter
 import org.koitharu.kotatsu.parsers.model.MangaState
 import org.koitharu.kotatsu.parsers.model.MangaTag
 import org.koitharu.kotatsu.parsers.model.SortOrder
+import org.koitharu.kotatsu.parsers.util.longHashCode
 import org.koitharu.kotatsu.parsers.util.mapToSet
+import org.koitharu.kotatsu.parsers.util.nullIfEmpty
+import org.koitharu.kotatsu.parsers.util.toArraySet
 import org.koitharu.kotatsu.parsers.util.toTitleCase
 
+private const val VALUES_DIVIDER = '\n'
+
 // Entity to model
 
 fun TagEntity.toMangaTag() = MangaTag(
@@ -21,26 +27,42 @@ fun Collection<TagEntity>.toMangaTags() = mapToSet(TagEntity::toMangaTag)
 
 fun Collection<TagEntity>.toMangaTagsList() = map(TagEntity::toMangaTag)
 
-fun MangaEntity.toManga(tags: Set<MangaTag>) = Manga(
+fun MangaEntity.toManga(tags: Set<MangaTag>, chapters: List<ChapterEntity>?) = Manga(
 	id = this.id,
 	title = this.title,
-	altTitle = this.altTitle,
+	altTitles = this.altTitles?.split(VALUES_DIVIDER)?.toArraySet().orEmpty(),
 	state = this.state?.let { MangaState(it) },
 	rating = this.rating,
-	isNsfw = this.isNsfw,
+	contentRating = ContentRating(this.contentRating)
+		?: if (isNsfw) ContentRating.ADULT else null,
 	url = this.url,
 	publicUrl = this.publicUrl,
 	coverUrl = this.coverUrl,
 	largeCoverUrl = this.largeCoverUrl,
-	author = this.author,
+	authors = this.authors?.split(VALUES_DIVIDER)?.toArraySet().orEmpty(),
 	source = MangaSource(this.source),
 	tags = tags,
+	chapters = chapters?.toMangaChapters(),
 )
 
-fun MangaWithTags.toManga() = manga.toManga(tags.toMangaTags())
+fun MangaWithTags.toManga(chapters: List<ChapterEntity>? = null) = manga.toManga(tags.toMangaTags(), chapters)
 
 fun Collection<MangaWithTags>.toMangaList() = map { it.toManga() }
 
+fun ChapterEntity.toMangaChapter() = MangaChapter(
+	id = chapterId,
+	title = title.nullIfEmpty(),
+	number = number,
+	volume = volume,
+	url = url,
+	scanlator = scanlator,
+	uploadDate = uploadDate,
+	branch = branch,
+	source = MangaSource(source),
+)
+
+fun Collection<ChapterEntity>.toMangaChapters() = map { it.toMangaChapter() }
+
 // Model to entity
 
 fun Manga.toEntity() = MangaEntity(
@@ -49,13 +71,14 @@ fun Manga.toEntity() = MangaEntity(
 	publicUrl = publicUrl,
 	source = source.name,
 	largeCoverUrl = largeCoverUrl,
-	coverUrl = coverUrl,
-	altTitle = altTitle,
+	coverUrl = coverUrl.orEmpty(),
+	altTitles = altTitles.joinToString(VALUES_DIVIDER.toString()),
 	rating = rating,
 	isNsfw = isNsfw,
+	contentRating = contentRating?.name,
 	state = state?.name,
 	title = title,
-	author = author,
+	authors = authors.joinToString(VALUES_DIVIDER.toString()),
 )
 
 fun MangaTag.toEntity() = TagEntity(
@@ -67,6 +90,22 @@ fun MangaTag.toEntity() = TagEntity(
 
 fun Collection<MangaTag>.toEntities() = map(MangaTag::toEntity)
 
+fun Iterable<IndexedValue<MangaChapter>>.toEntities(mangaId: Long) = map { (index, chapter) ->
+	ChapterEntity(
+		chapterId = chapter.id,
+		mangaId = mangaId,
+		title = chapter.title.orEmpty(),
+		number = chapter.number,
+		volume = chapter.volume,
+		url = chapter.url,
+		scanlator = chapter.scanlator,
+		uploadDate = chapter.uploadDate,
+		branch = chapter.branch,
+		source = chapter.source.name,
+		index = index,
+	)
+}
+
 // Other
 
 fun SortOrder(name: String, fallback: SortOrder): SortOrder = runCatching {
@@ -76,3 +115,7 @@ fun SortOrder(name: String, fallback: SortOrder): SortOrder = runCatching {
 fun MangaState(name: String): MangaState? = runCatching {
 	MangaState.valueOf(name)
 }.getOrNull()
+
+fun ContentRating(name: String?): ContentRating? = runCatching {
+	ContentRating.valueOf(name ?: return@runCatching null)
+}.getOrNull()

app/src/main/kotlin/org/koitharu/kotatsu/core/db/entity/MangaEntity.kt

@@ -10,14 +10,15 @@ data class MangaEntity(
 	@PrimaryKey(autoGenerate = false)
 	@ColumnInfo(name = "manga_id") val id: Long,
 	@ColumnInfo(name = "title") val title: String,
-	@ColumnInfo(name = "alt_title") val altTitle: String?,
+	@ColumnInfo(name = "alt_title") val altTitles: String?,
 	@ColumnInfo(name = "url") val url: String,
 	@ColumnInfo(name = "public_url") val publicUrl: String,
 	@ColumnInfo(name = "rating") val rating: Float, // normalized value [0..1] or -1
 	@ColumnInfo(name = "nsfw") val isNsfw: Boolean,
+	@ColumnInfo(name = "content_rating") val contentRating: String?,
 	@ColumnInfo(name = "cover_url") val coverUrl: String,
 	@ColumnInfo(name = "large_cover_url") val largeCoverUrl: String?,
 	@ColumnInfo(name = "state") val state: String?,
-	@ColumnInfo(name = "author") val author: String?,
+	@ColumnInfo(name = "author") val authors: String?,
 	@ColumnInfo(name = "source") val source: String,
 )

app/src/main/kotlin/org/koitharu/kotatsu/core/db/migrations/Migration23To24.kt

@@ -0,0 +1,11 @@
+package org.koitharu.kotatsu.core.db.migrations
+
+import androidx.room.migration.Migration
+import androidx.sqlite.db.SupportSQLiteDatabase
+
+class Migration23To24 : Migration(23, 24) {
+
+	override fun migrate(db: SupportSQLiteDatabase) {
+		db.execSQL("CREATE TABLE IF NOT EXISTS `chapters` (`chapter_id` INTEGER NOT NULL, `manga_id` INTEGER NOT NULL, `name` TEXT NOT NULL, `number` REAL NOT NULL, `volume` INTEGER NOT NULL, `url` TEXT NOT NULL, `scanlator` TEXT, `upload_date` INTEGER NOT NULL, `branch` TEXT, `source` TEXT NOT NULL, `index` INTEGER NOT NULL, PRIMARY KEY(`manga_id`, `chapter_id`), FOREIGN KEY(`manga_id`) REFERENCES `manga`(`manga_id`) ON UPDATE NO ACTION ON DELETE CASCADE )")
+	}
+}

app/src/main/kotlin/org/koitharu/kotatsu/core/db/migrations/Migration24To23.kt

@@ -0,0 +1,11 @@
+package org.koitharu.kotatsu.core.db.migrations
+
+import androidx.room.migration.Migration
+import androidx.sqlite.db.SupportSQLiteDatabase
+
+class Migration24To23 : Migration(24, 23) {
+
+	override fun migrate(db: SupportSQLiteDatabase) {
+		db.execSQL("DROP TABLE IF EXISTS `chapters`")
+	}
+}

app/src/main/kotlin/org/koitharu/kotatsu/core/db/migrations/Migration24To25.kt

@@ -0,0 +1,12 @@
+package org.koitharu.kotatsu.core.db.migrations
+
+import androidx.room.migration.Migration
+import androidx.sqlite.db.SupportSQLiteDatabase
+
+class Migration24To25 : Migration(24, 25) {
+
+	override fun migrate(db: SupportSQLiteDatabase) {
+		db.execSQL("ALTER TABLE manga ADD COLUMN content_rating TEXT DEFAULT NULL")
+		db.execSQL("UPDATE manga SET content_rating = 'ADULT' WHERE nsfw = 1")
+	}
+}

app/src/main/kotlin/org/koitharu/kotatsu/core/exceptions/CaughtException.kt

@@ -1,3 +1,5 @@
 package org.koitharu.kotatsu.core.exceptions
 
-class CaughtException(cause: Throwable) : RuntimeException("${cause.javaClass.simpleName}(${cause.message})", cause)
+class CaughtException(
+	override val cause: Throwable
+) : RuntimeException("${cause.javaClass.simpleName}(${cause.message})", cause)

app/src/main/kotlin/org/koitharu/kotatsu/core/exceptions/NoDataReceivedException.kt

@@ -3,5 +3,5 @@ package org.koitharu.kotatsu.core.exceptions
 import okio.IOException
 
 class NoDataReceivedException(
-	url: String,
+	val url: String,
 ) : IOException("No data has been received from $url")

app/src/main/kotlin/org/koitharu/kotatsu/core/exceptions/NonFileUriException.kt

@@ -0,0 +1,7 @@
+package org.koitharu.kotatsu.core.exceptions
+
+import android.net.Uri
+
+class NonFileUriException(
+	val uri: Uri,
+) : IllegalArgumentException("Cannot resolve file name of \"$uri\"")

app/src/main/kotlin/org/koitharu/kotatsu/core/exceptions/WrapperIOException.kt

@@ -0,0 +1,5 @@
+package org.koitharu.kotatsu.core.exceptions
+
+import okio.IOException
+
+class WrapperIOException(override val cause: Exception) : IOException(cause)

app/src/main/kotlin/org/koitharu/kotatsu/core/exceptions/resolve/DialogErrorObserver.kt

@@ -6,7 +6,6 @@ import androidx.core.util.Consumer
 import androidx.fragment.app.Fragment
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import org.koitharu.kotatsu.R
-import org.koitharu.kotatsu.core.ui.dialog.ErrorDetailsDialog
 import org.koitharu.kotatsu.core.util.ext.getDisplayMessage
 import org.koitharu.kotatsu.core.util.ext.isSerializable
 import org.koitharu.kotatsu.parsers.exception.ParseException
@@ -32,10 +31,10 @@ class DialogErrorObserver(
 		if (canResolve(value)) {
 			dialogBuilder.setPositiveButton(ExceptionResolver.getResolveStringId(value), listener)
 		} else if (value is ParseException) {
-			val fm = fragmentManager
-			if (fm != null && value.isSerializable()) {
+			val router = router()
+			if (router != null && value.isSerializable()) {
 				dialogBuilder.setPositiveButton(R.string.details) { _, _ ->
-					ErrorDetailsDialog.show(fm, value, value.url)
+					router.showErrorDialog(value)
 				}
 			}
 		}

app/src/main/kotlin/org/koitharu/kotatsu/core/exceptions/resolve/ErrorObserver.kt

@@ -4,6 +4,7 @@ import android.view.View
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.util.Consumer
 import androidx.fragment.app.Fragment
+import androidx.fragment.app.FragmentActivity
 import androidx.fragment.app.FragmentManager
 import androidx.lifecycle.LifecycleCoroutineScope
 import androidx.lifecycle.LifecycleOwner
@@ -11,6 +12,7 @@ import androidx.lifecycle.coroutineScope
 import kotlinx.coroutines.flow.FlowCollector
 import kotlinx.coroutines.isActive
 import kotlinx.coroutines.launch
+import org.koitharu.kotatsu.core.nav.router
 import org.koitharu.kotatsu.core.util.ext.findActivity
 import org.koitharu.kotatsu.core.util.ext.viewLifecycleScope
 
@@ -33,6 +35,8 @@ abstract class ErrorObserver(
 		return resolver != null && ExceptionResolver.canResolve(error)
 	}
 
+	protected fun router() = fragment?.router ?: (activity as? FragmentActivity)?.router
+
 	private fun isAlive(): Boolean {
 		return when {
 			fragment != null -> fragment.view != null
@@ -44,7 +48,7 @@ abstract class ErrorObserver(
 	protected fun resolve(error: Throwable) {
 		if (isAlive()) {
 			lifecycleScope.launch {
-				val isResolved = resolver?.resolve(error) ?: false
+				val isResolved = resolver?.resolve(error) == true
 				if (isActive) {
 					onResolved?.accept(isResolved)
 				}

app/src/main/kotlin/org/koitharu/kotatsu/core/exceptions/resolve/ExceptionResolver.kt

@@ -5,20 +5,22 @@ import android.widget.Toast
 import androidx.activity.result.ActivityResultCaller
 import androidx.annotation.StringRes
 import androidx.collection.MutableScatterMap
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.FragmentActivity
 import androidx.fragment.app.FragmentManager
 import dagger.assisted.Assisted
 import dagger.assisted.AssistedFactory
 import dagger.assisted.AssistedInject
 import org.koitharu.kotatsu.R
-import org.koitharu.kotatsu.alternatives.ui.AlternativesActivity
-import org.koitharu.kotatsu.browser.BrowserActivity
 import org.koitharu.kotatsu.browser.cloudflare.CloudFlareActivity
 import org.koitharu.kotatsu.core.exceptions.CloudFlareProtectedException
 import org.koitharu.kotatsu.core.exceptions.ProxyConfigException
 import org.koitharu.kotatsu.core.exceptions.UnsupportedSourceException
+import org.koitharu.kotatsu.core.nav.AppRouter
+import org.koitharu.kotatsu.core.nav.router
 import org.koitharu.kotatsu.core.prefs.AppSettings
-import org.koitharu.kotatsu.core.ui.dialog.ErrorDetailsDialog
 import org.koitharu.kotatsu.core.ui.dialog.buildAlertDialog
+import org.koitharu.kotatsu.core.util.ext.isHttpUrl
 import org.koitharu.kotatsu.core.util.ext.restartApplication
 import org.koitharu.kotatsu.parsers.exception.AuthRequiredException
 import org.koitharu.kotatsu.parsers.exception.NotFoundException
@@ -26,7 +28,6 @@ import org.koitharu.kotatsu.parsers.model.Manga
 import org.koitharu.kotatsu.parsers.model.MangaSource
 import org.koitharu.kotatsu.scrobbling.common.domain.ScrobblerAuthRequiredException
 import org.koitharu.kotatsu.scrobbling.common.ui.ScrobblerAuthHelper
-import org.koitharu.kotatsu.settings.SettingsActivity
 import org.koitharu.kotatsu.settings.sources.auth.SourceAuthActivity
 import java.security.cert.CertPathValidatorException
 import javax.inject.Provider
@@ -49,8 +50,8 @@ class ExceptionResolver @AssistedInject constructor(
 		handleActivityResult(CloudFlareActivity.TAG, it)
 	}
 
-	fun showDetails(e: Throwable, url: String?) {
-		ErrorDetailsDialog.show(host.getChildFragmentManager(), e, url)
+	fun showErrorDetails(e: Throwable, url: String? = null) {
+		host.router()?.showErrorDialog(e, url)
 	}
 
 	suspend fun resolve(e: Throwable): Boolean = when (e) {
@@ -63,9 +64,7 @@ class ExceptionResolver @AssistedInject constructor(
 		}
 
 		is ProxyConfigException -> {
-			host.withContext {
-				startActivity(SettingsActivity.newProxySettingsIntent(this))
-			}
+			host.router()?.openProxySettings()
 			false
 		}
 
@@ -85,9 +84,7 @@ class ExceptionResolver @AssistedInject constructor(
 				true
 			} else {
 				host.withContext {
-					authHelper.startAuth(this, e.scrobbler).onFailure {
-						showDetails(it, null)
-					}
+					authHelper.startAuth(this, e.scrobbler).onFailure(::showErrorDetails)
 				}
 				false
 			}
@@ -106,12 +103,12 @@ class ExceptionResolver @AssistedInject constructor(
 		sourceAuthContract.launch(source)
 	}
 
-	private fun openInBrowser(url: String) = host.withContext {
-		startActivity(BrowserActivity.newIntent(this, url, null, null))
+	private fun openInBrowser(url: String) {
+		host.router()?.openBrowser(url, null, null)
 	}
 
-	private fun openAlternatives(manga: Manga) = host.withContext {
-		startActivity(AlternativesActivity.newIntent(this, manga))
+	private fun openAlternatives(manga: Manga) {
+		host.router()?.openAlternatives(manga)
 	}
 
 	private fun handleActivityResult(tag: String, result: Boolean) {
@@ -140,6 +137,12 @@ class ExceptionResolver @AssistedInject constructor(
 		getContext()?.apply(block)
 	}
 
+	private fun Host.router(): AppRouter? = when (this) {
+		is FragmentActivity -> router
+		is Fragment -> router
+		else -> null
+	}
+
 	interface Host : ActivityResultCaller {
 
 		fun getChildFragmentManager(): FragmentManager
@@ -161,7 +164,7 @@ class ExceptionResolver @AssistedInject constructor(
 			is ScrobblerAuthRequiredException,
 			is AuthRequiredException -> R.string.sign_in
 
-			is NotFoundException -> if (e.url.isNotEmpty()) R.string.open_in_browser else 0
+			is NotFoundException -> if (e.url.isHttpUrl()) R.string.open_in_browser else 0
 			is UnsupportedSourceException -> if (e.manga != null) R.string.alternatives else 0
 			is SSLException,
 			is CertPathValidatorException -> R.string.fix

app/src/main/kotlin/org/koitharu/kotatsu/core/exceptions/resolve/SnackbarErrorObserver.kt

@@ -5,7 +5,6 @@ import androidx.core.util.Consumer
 import androidx.fragment.app.Fragment
 import com.google.android.material.snackbar.Snackbar
 import org.koitharu.kotatsu.R
-import org.koitharu.kotatsu.core.ui.dialog.ErrorDetailsDialog
 import org.koitharu.kotatsu.core.util.ext.getDisplayMessage
 import org.koitharu.kotatsu.core.util.ext.isSerializable
 import org.koitharu.kotatsu.main.ui.owners.BottomNavOwner
@@ -33,10 +32,10 @@ class SnackbarErrorObserver(
 				resolve(value)
 			}
 		} else if (value is ParseException) {
-			val fm = fragmentManager
-			if (fm != null && value.isSerializable()) {
+			val router = router()
+			if (router != null && value.isSerializable()) {
 				snackbar.setAction(R.string.details) {
-					ErrorDetailsDialog.show(fm, value, value.url)
+					router.showErrorDialog(value)
 				}
 			}
 		}

app/src/main/kotlin/org/koitharu/kotatsu/core/github/AppUpdateRepository.kt

@@ -21,6 +21,7 @@ import org.koitharu.kotatsu.parsers.util.await
 import org.koitharu.kotatsu.parsers.util.json.mapJSONNotNull
 import org.koitharu.kotatsu.parsers.util.parseJsonArray
 import org.koitharu.kotatsu.parsers.util.runCatchingCancellable
+import org.koitharu.kotatsu.parsers.util.suspendlazy.getOrNull
 import javax.inject.Inject
 import javax.inject.Singleton
 
@@ -42,6 +43,9 @@ class AppUpdateRepository @Inject constructor(
 		append("/releases?page=1&per_page=10")
 	}
 
+	val isUpdateAvailable: Boolean
+		get() = availableUpdate.value != null
+
 	fun observeAvailableUpdate() = availableUpdate.asStateFlow()
 
 	suspend fun getAvailableVersions(): List<AppVersion> {
@@ -85,8 +89,8 @@ class AppUpdateRepository @Inject constructor(
 	}
 
 	@Suppress("KotlinConstantConditions")
-	fun isUpdateSupported(): Boolean {
-		return BuildConfig.BUILD_TYPE != BUILD_TYPE_RELEASE || appValidator.isOriginalApp
+	suspend fun isUpdateSupported(): Boolean {
+		return BuildConfig.BUILD_TYPE != BUILD_TYPE_RELEASE || appValidator.isOriginalApp.getOrNull() == true
 	}
 
 	suspend fun getCurrentVersionChangelog(): String? {

app/src/main/kotlin/org/koitharu/kotatsu/core/github/VersionId.kt

@@ -1,6 +1,6 @@
 package org.koitharu.kotatsu.core.github
 
-import org.koitharu.kotatsu.core.util.ext.digits
+import org.koitharu.kotatsu.parsers.util.digits
 import java.util.Locale
 
 data class VersionId(

app/src/main/kotlin/org/koitharu/kotatsu/core/image/AvifImageDecoder.kt

@@ -1,18 +1,23 @@
 package org.koitharu.kotatsu.core.image
 
 import android.graphics.Bitmap
+import androidx.core.graphics.createBitmap
+import androidx.core.graphics.scale
 import coil3.ImageLoader
 import coil3.asImage
 import coil3.decode.DecodeResult
+import coil3.decode.DecodeUtils
 import coil3.decode.Decoder
 import coil3.decode.ImageSource
 import coil3.fetch.SourceFetchResult
 import coil3.request.Options
+import coil3.request.maxBitmapSize
+import coil3.util.component1
+import coil3.util.component2
 import com.davemorrissey.labs.subscaleview.decoder.ImageDecodeException
 import kotlinx.coroutines.runInterruptible
 import org.aomedia.avif.android.AvifDecoder
-import org.aomedia.avif.android.AvifDecoder.Info
-import org.koitharu.kotatsu.core.util.ext.toByteBuffer
+import org.koitharu.kotatsu.core.util.ext.readByteBuffer
 
 class AvifImageDecoder(
 	private val source: ImageSource,
@@ -20,27 +25,52 @@ class AvifImageDecoder(
 ) : Decoder {
 
 	override suspend fun decode(): DecodeResult = runInterruptible {
-		val bytes = source.source().use {
-			it.inputStream().toByteBuffer()
-		}
-		val info = Info()
-		if (!AvifDecoder.getInfo(bytes, bytes.remaining(), info)) {
-			throw ImageDecodeException(
-				null,
-				"avif",
-				"Requested to decode byte buffer which cannot be handled by AvifDecoder",
-			)
-		}
-		val config = if (info.depth == 8 || info.alphaPresent) Bitmap.Config.ARGB_8888 else Bitmap.Config.RGB_565
-		val bitmap = Bitmap.createBitmap(info.width, info.height, config)
-		if (!AvifDecoder.decode(bytes, bytes.remaining(), bitmap)) {
-			bitmap.recycle()
-			throw ImageDecodeException(null, "avif")
-		}
-		DecodeResult(
-			image = bitmap.asImage(),
-			isSampled = false,
+		val bytes = source.source().readByteBuffer()
+		val decoder = AvifDecoder.create(bytes) ?: throw ImageDecodeException(
+			uri = source.fileOrNull()?.toString(),
+			format = "avif",
+			message = "Requested to decode byte buffer which cannot be handled by AvifDecoder",
 		)
+		try {
+			val config = if (decoder.depth == 8 || decoder.alphaPresent) {
+				Bitmap.Config.ARGB_8888
+			} else {
+				Bitmap.Config.RGB_565
+			}
+			val bitmap = createBitmap(decoder.width, decoder.height, config)
+			val result = decoder.nextFrame(bitmap)
+			if (result != 0) {
+				bitmap.recycle()
+				throw ImageDecodeException(
+					uri = source.fileOrNull()?.toString(),
+					format = "avif",
+					message = AvifDecoder.resultToString(result),
+				)
+			}
+			// downscaling
+			val (dstWidth, dstHeight) = DecodeUtils.computeDstSize(
+				srcWidth = bitmap.width,
+				srcHeight = bitmap.height,
+				targetSize = options.size,
+				scale = options.scale,
+				maxSize = options.maxBitmapSize,
+			)
+			if (dstWidth < bitmap.width || dstHeight < bitmap.height) {
+				val scaled = bitmap.scale(dstWidth, dstHeight)
+				bitmap.recycle()
+				DecodeResult(
+					image = scaled.asImage(),
+					isSampled = true,
+				)
+			} else {
+				DecodeResult(
+					image = bitmap.asImage(),
+					isSampled = false,
+				)
+			}
+		} finally {
+			decoder.release()
+		}
 	}
 
 	class Factory : Decoder.Factory {

app/src/main/kotlin/org/koitharu/kotatsu/core/image/BitmapDecoderCompat.kt

@@ -2,28 +2,36 @@ package org.koitharu.kotatsu.core.image
 
 import android.graphics.Bitmap
 import android.graphics.BitmapFactory
+import android.graphics.BitmapRegionDecoder
 import android.graphics.ImageDecoder
 import android.os.Build
-import android.webkit.MimeTypeMap
+import androidx.annotation.RequiresApi
+import androidx.core.graphics.createBitmap
 import com.davemorrissey.labs.subscaleview.decoder.ImageDecodeException
-import okhttp3.MediaType
-import okhttp3.MediaType.Companion.toMediaTypeOrNull
+import okio.IOException
+import okio.buffer
+import okio.source
 import org.aomedia.avif.android.AvifDecoder
 import org.aomedia.avif.android.AvifDecoder.Info
 import org.jetbrains.annotations.Blocking
+import org.koitharu.kotatsu.core.util.MimeTypes
+import org.koitharu.kotatsu.core.util.ext.MimeType
+import org.koitharu.kotatsu.core.util.ext.printStackTraceDebug
+import org.koitharu.kotatsu.core.util.ext.readByteBuffer
 import org.koitharu.kotatsu.core.util.ext.toByteBuffer
+import org.koitharu.kotatsu.core.util.ext.toMimeTypeOrNull
+import org.koitharu.kotatsu.parsers.util.runCatchingCancellable
 import java.io.File
 import java.io.InputStream
 import java.nio.ByteBuffer
-import java.nio.file.Files
 
 object BitmapDecoderCompat {
 
 	private const val FORMAT_AVIF = "avif"
 
 	@Blocking
-	fun decode(file: File): Bitmap = when (val format = getMimeType(file)?.subtype) {
-		FORMAT_AVIF -> file.inputStream().use { decodeAvif(it.toByteBuffer()) }
+	fun decode(file: File): Bitmap = when (val format = probeMimeType(file)?.subtype) {
+		FORMAT_AVIF -> file.source().buffer().use { decodeAvif(it.readByteBuffer()) }
 		else -> if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
 			ImageDecoder.decodeBitmap(ImageDecoder.createSource(file))
 		} else {
@@ -32,28 +40,51 @@ object BitmapDecoderCompat {
 	}
 
 	@Blocking
-	fun decode(stream: InputStream, type: MediaType?): Bitmap {
+	fun decode(stream: InputStream, type: MimeType?, isMutable: Boolean = false): Bitmap {
 		val format = type?.subtype
 		if (format == FORMAT_AVIF) {
 			return decodeAvif(stream.toByteBuffer())
 		}
 		if (Build.VERSION.SDK_INT < Build.VERSION_CODES.P) {
-			return checkBitmapNotNull(BitmapFactory.decodeStream(stream), format)
+			val opts = BitmapFactory.Options()
+			opts.inMutable = isMutable
+			return checkBitmapNotNull(BitmapFactory.decodeStream(stream, null, opts), format)
 		}
 		val byteBuffer = stream.toByteBuffer()
 		return if (AvifDecoder.isAvifImage(byteBuffer)) {
 			decodeAvif(byteBuffer)
 		} else {
-			ImageDecoder.decodeBitmap(ImageDecoder.createSource(byteBuffer))
+			ImageDecoder.decodeBitmap(ImageDecoder.createSource(byteBuffer), DecoderConfigListener(isMutable))
 		}
 	}
 
-	private fun getMimeType(file: File): MediaType? = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-		Files.probeContentType(file.toPath())?.toMediaTypeOrNull()
-	} else {
-		MimeTypeMap.getSingleton().getMimeTypeFromExtension(file.extension)?.toMediaTypeOrNull()
+	@Blocking
+	fun createRegionDecoder(inoutStream: InputStream): BitmapRegionDecoder? = try {
+		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
+			BitmapRegionDecoder.newInstance(inoutStream)
+		} else {
+			@Suppress("DEPRECATION")
+			BitmapRegionDecoder.newInstance(inoutStream, false)
+		}
+	} catch (e: IOException) {
+		e.printStackTraceDebug()
+		null
 	}
 
+	@Blocking
+	fun probeMimeType(file: File): MimeType? {
+		return MimeTypes.probeMimeType(file) ?: detectBitmapType(file)
+	}
+
+	@Blocking
+	private fun detectBitmapType(file: File): MimeType? = runCatchingCancellable {
+		val options = BitmapFactory.Options().apply {
+			inJustDecodeBounds = true
+		}
+		BitmapFactory.decodeFile(file.path, options)?.recycle()
+		options.outMimeType?.toMimeTypeOrNull()
+	}.getOrNull()
+
 	private fun checkBitmapNotNull(bitmap: Bitmap?, format: String?): Bitmap =
 		bitmap ?: throw ImageDecodeException(null, format)
 
@@ -67,11 +98,25 @@ object BitmapDecoderCompat {
 			)
 		}
 		val config = if (info.depth == 8 || info.alphaPresent) Bitmap.Config.ARGB_8888 else Bitmap.Config.RGB_565
-		val bitmap = Bitmap.createBitmap(info.width, info.height, config)
+		val bitmap = createBitmap(info.width, info.height, config)
 		if (!AvifDecoder.decode(bytes, bytes.remaining(), bitmap)) {
 			bitmap.recycle()
 			throw ImageDecodeException(null, FORMAT_AVIF)
 		}
 		return bitmap
 	}
+
+	@RequiresApi(Build.VERSION_CODES.P)
+	private class DecoderConfigListener(
+		private val isMutable: Boolean,
+	) : ImageDecoder.OnHeaderDecodedListener {
+
+		override fun onHeaderDecoded(
+			decoder: ImageDecoder,
+			info: ImageDecoder.ImageInfo,
+			source: ImageDecoder.Source
+		) {
+			decoder.isMutableRequired = isMutable
+		}
+	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/core/image/CbzFetcher.kt

@@ -1,7 +1,6 @@
 package org.koitharu.kotatsu.core.image
 
 import android.net.Uri
-import android.webkit.MimeTypeMap
 import coil3.ImageLoader
 import coil3.decode.DataSource
 import coil3.decode.ImageSource
@@ -12,6 +11,7 @@ import coil3.toAndroidUri
 import kotlinx.coroutines.runInterruptible
 import okio.Path.Companion.toPath
 import okio.openZip
+import org.koitharu.kotatsu.core.util.MimeTypes
 import org.koitharu.kotatsu.core.util.ext.isZipUri
 import coil3.Uri as CoilUri
 
@@ -23,9 +23,10 @@ class CbzFetcher(
 	override suspend fun fetch() = runInterruptible {
 		val filePath = uri.schemeSpecificPart.toPath()
 		val entryName = requireNotNull(uri.fragment)
+		val fs = options.fileSystem.openZip(filePath)
 		SourceFetchResult(
-			source = ImageSource(entryName.toPath(), options.fileSystem.openZip(filePath)),
-			mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(entryName.substringAfterLast('.', "")),
+			source = ImageSource(entryName.toPath(), fs),
+			mimeType = MimeTypes.getMimeTypeFromExtension(entryName)?.toString(),
 			dataSource = DataSource.DISK,
 		)
 	}

app/src/main/kotlin/org/koitharu/kotatsu/core/image/CoilMemoryCacheKey.kt

@@ -0,0 +1,48 @@
+package org.koitharu.kotatsu.core.image
+
+import android.os.Parcel
+import android.os.Parcelable
+import android.view.View
+import androidx.collection.ArrayMap
+import coil3.memory.MemoryCache
+import coil3.request.SuccessResult
+import coil3.util.CoilUtils
+import kotlinx.parcelize.Parceler
+import kotlinx.parcelize.Parcelize
+
+@Parcelize
+class CoilMemoryCacheKey(
+	val data: MemoryCache.Key
+) : Parcelable {
+
+	companion object : Parceler<CoilMemoryCacheKey> {
+		override fun CoilMemoryCacheKey.write(parcel: Parcel, flags: Int) = with(data) {
+			parcel.writeString(key)
+			parcel.writeInt(extras.size)
+			for (entry in extras.entries) {
+				parcel.writeString(entry.key)
+				parcel.writeString(entry.value)
+			}
+		}
+
+		override fun create(parcel: Parcel): CoilMemoryCacheKey = CoilMemoryCacheKey(
+			MemoryCache.Key(
+				key = parcel.readString().orEmpty(),
+				extras = run {
+					val size = parcel.readInt()
+					val map = ArrayMap<String, String>(size)
+					repeat(size) {
+						map.put(parcel.readString(), parcel.readString())
+					}
+					map
+				},
+			),
+		)
+
+		fun from(view: View): CoilMemoryCacheKey? {
+			return (CoilUtils.result(view) as? SuccessResult)?.memoryCacheKey?.let {
+				CoilMemoryCacheKey(it)
+			}
+		}
+	}
+}

app/src/main/kotlin/org/koitharu/kotatsu/core/image/RegionBitmapDecoder.kt

@@ -2,7 +2,6 @@ package org.koitharu.kotatsu.core.image
 
 import android.graphics.Bitmap
 import android.graphics.BitmapFactory
-import android.graphics.BitmapRegionDecoder
 import android.graphics.Rect
 import android.os.Build
 import coil3.Extras
@@ -11,7 +10,6 @@ import coil3.asImage
 import coil3.decode.DecodeResult
 import coil3.decode.DecodeUtils
 import coil3.decode.Decoder
-import coil3.decode.ImageSource
 import coil3.fetch.SourceFetchResult
 import coil3.getExtra
 import coil3.request.Options
@@ -25,24 +23,37 @@ import coil3.size.Scale
 import coil3.size.Size
 import coil3.size.isOriginal
 import coil3.size.pxOrElse
-import kotlinx.coroutines.runInterruptible
+import org.koitharu.kotatsu.core.util.ext.copyWithNewSource
 import kotlin.math.roundToInt
 
 class RegionBitmapDecoder(
-	private val source: ImageSource,
+	private val fetchResult: SourceFetchResult,
 	private val options: Options,
+	private val imageLoader: ImageLoader,
 ) : Decoder {
 
-	override suspend fun decode(): DecodeResult = runInterruptible {
-		val regionDecoder = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
-			BitmapRegionDecoder.newInstance(source.source().inputStream())
-		} else {
-			@Suppress("DEPRECATION")
-			BitmapRegionDecoder.newInstance(source.source().inputStream(), false)
+	override suspend fun decode(): DecodeResult? {
+		val regionDecoder = BitmapDecoderCompat.createRegionDecoder(fetchResult.source.source().inputStream())
+		if (regionDecoder == null) {
+			val revivedFetchResult = fetchResult.copyWithNewSource()
+			return try {
+				val fallbackDecoder = imageLoader.components.newDecoder(
+					result = revivedFetchResult,
+					options = options,
+					imageLoader = imageLoader,
+					startIndex = 0,
+				)?.first
+				if (fallbackDecoder == null || fallbackDecoder is RegionBitmapDecoder) {
+					null
+				} else {
+					fallbackDecoder.decode()
+				}
+			} finally {
+				revivedFetchResult.source.close()
+			}
 		}
-		checkNotNull(regionDecoder)
 		val bitmapOptions = BitmapFactory.Options()
-		try {
+		return try {
 			val rect = bitmapOptions.configureScale(regionDecoder.width, regionDecoder.height)
 			bitmapOptions.configureConfig()
 			val bitmap = regionDecoder.decodeRegion(rect, bitmapOptions)
@@ -149,7 +160,7 @@ class RegionBitmapDecoder(
 			result: SourceFetchResult,
 			options: Options,
 			imageLoader: ImageLoader
-		): Decoder = RegionBitmapDecoder(result.source, options)
+		): Decoder = RegionBitmapDecoder(result, options, imageLoader)
 
 		override fun equals(other: Any?) = other is Factory
 

app/src/main/kotlin/org/koitharu/kotatsu/core/model/Manga.kt

@@ -1,10 +1,12 @@
 package org.koitharu.kotatsu.core.model
 
+import android.content.res.Resources
 import android.net.Uri
 import android.text.SpannableStringBuilder
 import androidx.annotation.DrawableRes
 import androidx.annotation.StringRes
 import androidx.collection.MutableObjectIntMap
+import androidx.core.net.toUri
 import androidx.core.os.LocaleListCompat
 import androidx.core.text.buildSpannedString
 import androidx.core.text.strikeThrough
@@ -124,7 +126,8 @@ val Manga.isBroken: Boolean
 	get() = source == UnknownMangaSource
 
 val Manga.appUrl: Uri
-	get() = Uri.parse("https://kotatsu.app/manga").buildUpon()
+	get() = "https://kotatsu.app/manga".toUri()
+		.buildUpon()
 		.appendQueryParameter("source", source.name)
 		.appendQueryParameter("name", title)
 		.appendQueryParameter("url", url)
@@ -146,6 +149,8 @@ fun Manga.chaptersCount(): Int {
 	return max
 }
 
+fun Manga.isNsfw(): Boolean = contentRating == ContentRating.ADULT || source.isNsfw()
+
 fun MangaListFilter.getSummary() = buildSpannedString {
 	if (!query.isNullOrEmpty()) {
 		append(query)
@@ -168,3 +173,24 @@ private fun SpannableStringBuilder.appendTagsSummary(filter: MangaListFilter) {
 		}
 	}
 }
+
+fun MangaChapter.getLocalizedTitle(resources: Resources, index: Int = -1): String {
+	title?.let {
+		if (it.isNotBlank()) {
+			return it
+		}
+	}
+	val num = numberString()
+	val vol = volumeString()
+	return when {
+		num != null && vol != null -> resources.getString(R.string.chapter_volume_number, vol, num)
+		num != null -> resources.getString(R.string.chapter_number, num)
+		index > 0 -> resources.getString(
+			R.string.chapters_time_pattern,
+			resources.getString(R.string.unnamed_chapter),
+			index.toString(),
+		)
+
+		else -> resources.getString(R.string.unnamed_chapter)
+	}
+}

app/src/main/kotlin/org/koitharu/kotatsu/core/model/MangaSource.kt

@@ -2,22 +2,29 @@ package org.koitharu.kotatsu.core.model
 
 import android.content.Context
 import android.graphics.Color
+import android.os.Build
 import android.text.SpannableStringBuilder
 import android.text.style.ForegroundColorSpan
+import android.text.style.ImageSpan
 import android.text.style.RelativeSizeSpan
 import android.text.style.SuperscriptSpan
+import android.widget.TextView
+import androidx.annotation.DrawableRes
 import androidx.annotation.StringRes
+import androidx.core.content.ContextCompat
 import androidx.core.text.inSpans
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.parser.external.ExternalMangaSource
 import org.koitharu.kotatsu.core.util.ext.getDisplayName
 import org.koitharu.kotatsu.core.util.ext.getThemeColor
 import org.koitharu.kotatsu.core.util.ext.toLocale
+import org.koitharu.kotatsu.core.util.ext.toLocaleOrNull
 import org.koitharu.kotatsu.parsers.model.ContentType
 import org.koitharu.kotatsu.parsers.model.MangaParserSource
 import org.koitharu.kotatsu.parsers.model.MangaSource
 import org.koitharu.kotatsu.parsers.util.splitTwoParts
-import com.google.android.material.R as materialR
+import java.util.Locale
+import androidx.appcompat.R as appcompatR
 
 data object LocalMangaSource : MangaSource {
 	override val name = "LOCAL"
@@ -74,6 +81,8 @@ tailrec fun MangaSource.unwrap(): MangaSource = if (this is MangaSourceInfo) {
 	this
 }
 
+fun MangaSource.getLocale(): Locale? = (unwrap() as? MangaParserSource)?.locale?.toLocaleOrNull()
+
 fun MangaSource.getSummary(context: Context): String? = when (val source = unwrap()) {
 	is MangaParserSource -> {
 		val type = context.getString(source.contentType.titleResId)
@@ -94,9 +103,22 @@ fun MangaSource.getTitle(context: Context): String = when (val source = unwrap()
 }
 
 fun SpannableStringBuilder.appendNsfwLabel(context: Context) = inSpans(
-	ForegroundColorSpan(context.getThemeColor(materialR.attr.colorError, Color.RED)),
+	ForegroundColorSpan(context.getThemeColor(appcompatR.attr.colorError, Color.RED)),
 	RelativeSizeSpan(0.74f),
 	SuperscriptSpan(),
 ) {
 	append(context.getString(R.string.nsfw))
 }
+
+fun SpannableStringBuilder.appendIcon(textView: TextView, @DrawableRes resId: Int): SpannableStringBuilder {
+	val icon = ContextCompat.getDrawable(textView.context, resId) ?: return this
+	icon.setTintList(textView.textColors)
+	val size = textView.lineHeight
+	icon.setBounds(0, 0, size, size)
+	val alignment = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+		ImageSpan.ALIGN_CENTER
+	} else {
+		ImageSpan.ALIGN_BOTTOM
+	}
+	return inSpans(ImageSpan(icon, alignment)) { append(' ') }
+}

app/src/main/kotlin/org/koitharu/kotatsu/core/model/QuickFilter.kt

@@ -0,0 +1,13 @@
+package org.koitharu.kotatsu.core.model
+
+import org.koitharu.kotatsu.core.ui.widgets.ChipsView
+import org.koitharu.kotatsu.list.domain.ListFilterOption
+
+fun ListFilterOption.toChipModel(isChecked: Boolean) = ChipsView.ChipModel(
+	title = titleText,
+	titleResId = titleResId,
+	icon = iconResId,
+	iconData = getIconData(),
+	isChecked = isChecked,
+	data = this,
+)

app/src/main/kotlin/org/koitharu/kotatsu/core/model/parcelable/ParcelableChapter.kt

@@ -17,7 +17,7 @@ data class ParcelableChapter(
 		override fun create(parcel: Parcel) = ParcelableChapter(
 			MangaChapter(
 				id = parcel.readLong(),
-				name = parcel.readString().orEmpty(),
+				title = parcel.readString(),
 				number = parcel.readFloat(),
 				volume = parcel.readInt(),
 				url = parcel.readString().orEmpty(),
@@ -30,7 +30,7 @@ data class ParcelableChapter(
 
 		override fun ParcelableChapter.write(parcel: Parcel, flags: Int) = with(chapter) {
 			parcel.writeLong(id)
-			parcel.writeString(name)
+			parcel.writeString(title)
 			parcel.writeFloat(number)
 			parcel.writeInt(volume)
 			parcel.writeString(url)

app/src/main/kotlin/org/koitharu/kotatsu/core/model/parcelable/ParcelableManga.kt

@@ -2,17 +2,19 @@ package org.koitharu.kotatsu.core.model.parcelable
 
 import android.os.Parcel
 import android.os.Parcelable
-import androidx.core.os.ParcelCompat
 import kotlinx.parcelize.Parceler
 import kotlinx.parcelize.Parcelize
 import org.koitharu.kotatsu.core.model.MangaSource
 import org.koitharu.kotatsu.core.util.ext.readParcelableCompat
 import org.koitharu.kotatsu.core.util.ext.readSerializableCompat
+import org.koitharu.kotatsu.core.util.ext.readStringSet
+import org.koitharu.kotatsu.core.util.ext.writeStringSet
 import org.koitharu.kotatsu.parsers.model.Manga
 
 @Parcelize
 data class ParcelableManga(
 	val manga: Manga,
+	private val withDescription: Boolean = true,
 ) : Parcelable {
 
 	companion object : Parceler<ParcelableManga> {
@@ -20,17 +22,17 @@ data class ParcelableManga(
 		override fun ParcelableManga.write(parcel: Parcel, flags: Int) = with(manga) {
 			parcel.writeLong(id)
 			parcel.writeString(title)
-			parcel.writeString(altTitle)
+			parcel.writeStringSet(altTitles)
 			parcel.writeString(url)
 			parcel.writeString(publicUrl)
 			parcel.writeFloat(rating)
-			ParcelCompat.writeBoolean(parcel, isNsfw)
+			parcel.writeSerializable(contentRating)
 			parcel.writeString(coverUrl)
 			parcel.writeString(largeCoverUrl)
-			parcel.writeString(description)
+			parcel.writeString(description.takeIf { withDescription })
 			parcel.writeParcelable(ParcelableMangaTags(tags), flags)
 			parcel.writeSerializable(state)
-			parcel.writeString(author)
+			parcel.writeStringSet(authors)
 			parcel.writeString(source.name)
 		}
 
@@ -38,20 +40,21 @@ data class ParcelableManga(
 			Manga(
 				id = parcel.readLong(),
 				title = requireNotNull(parcel.readString()),
-				altTitle = parcel.readString(),
+				altTitles = parcel.readStringSet(),
 				url = requireNotNull(parcel.readString()),
 				publicUrl = requireNotNull(parcel.readString()),
 				rating = parcel.readFloat(),
-				isNsfw = ParcelCompat.readBoolean(parcel),
-				coverUrl = requireNotNull(parcel.readString()),
+				contentRating = parcel.readSerializableCompat(),
+				coverUrl = parcel.readString(),
 				largeCoverUrl = parcel.readString(),
 				description = parcel.readString(),
 				tags = requireNotNull(parcel.readParcelableCompat<ParcelableMangaTags>()).tags,
 				state = parcel.readSerializableCompat(),
-				author = parcel.readString(),
+				authors = parcel.readStringSet(),
 				chapters = null,
 				source = MangaSource(parcel.readString()),
 			),
+			withDescription = true,
 		)
 	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/core/model/parcelable/ParcelableMangaListFilter.kt

@@ -30,6 +30,7 @@ object MangaListFilterParceler : Parceler<MangaListFilter> {
 		parcel.writeInt(year)
 		parcel.writeInt(yearFrom)
 		parcel.writeInt(yearTo)
+		parcel.writeString(author)
 	}
 
 	override fun create(parcel: Parcel) = MangaListFilter(
@@ -45,6 +46,7 @@ object MangaListFilterParceler : Parceler<MangaListFilter> {
 		year = parcel.readInt(),
 		yearFrom = parcel.readInt(),
 		yearTo = parcel.readInt(),
+		author = parcel.readString(),
 	)
 }
 

app/src/main/kotlin/org/koitharu/kotatsu/core/nav/AppRouter.kt

@@ -0,0 +1,809 @@
+package org.koitharu.kotatsu.core.nav
+
+import android.accounts.Account
+import android.app.Activity
+import android.content.ActivityNotFoundException
+import android.content.Context
+import android.content.DialogInterface
+import android.content.Intent
+import android.net.Uri
+import android.os.Bundle
+import android.provider.Settings
+import android.view.View
+import androidx.annotation.CheckResult
+import androidx.annotation.UiContext
+import androidx.core.app.ShareCompat
+import androidx.core.content.FileProvider
+import androidx.core.net.toUri
+import androidx.fragment.app.DialogFragment
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.FragmentActivity
+import androidx.fragment.app.FragmentManager
+import androidx.fragment.app.findFragment
+import androidx.lifecycle.LifecycleOwner
+import dagger.hilt.android.EntryPointAccessors
+import org.koitharu.kotatsu.BuildConfig
+import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.alternatives.ui.AlternativesActivity
+import org.koitharu.kotatsu.bookmarks.ui.AllBookmarksActivity
+import org.koitharu.kotatsu.browser.BrowserActivity
+import org.koitharu.kotatsu.browser.cloudflare.CloudFlareActivity
+import org.koitharu.kotatsu.core.exceptions.CloudFlareProtectedException
+import org.koitharu.kotatsu.core.image.CoilMemoryCacheKey
+import org.koitharu.kotatsu.core.model.FavouriteCategory
+import org.koitharu.kotatsu.core.model.MangaSourceInfo
+import org.koitharu.kotatsu.core.model.appUrl
+import org.koitharu.kotatsu.core.model.getTitle
+import org.koitharu.kotatsu.core.model.isBroken
+import org.koitharu.kotatsu.core.model.isLocal
+import org.koitharu.kotatsu.core.model.parcelable.ParcelableManga
+import org.koitharu.kotatsu.core.model.parcelable.ParcelableMangaListFilter
+import org.koitharu.kotatsu.core.model.parcelable.ParcelableMangaPage
+import org.koitharu.kotatsu.core.network.CommonHeaders
+import org.koitharu.kotatsu.core.parser.external.ExternalMangaSource
+import org.koitharu.kotatsu.core.prefs.AppSettings
+import org.koitharu.kotatsu.core.prefs.ReaderMode
+import org.koitharu.kotatsu.core.prefs.TriStateOption
+import org.koitharu.kotatsu.core.ui.dialog.BigButtonsAlertDialog
+import org.koitharu.kotatsu.core.ui.dialog.ErrorDetailsDialog
+import org.koitharu.kotatsu.core.ui.dialog.buildAlertDialog
+import org.koitharu.kotatsu.core.util.ext.connectivityManager
+import org.koitharu.kotatsu.core.util.ext.findActivity
+import org.koitharu.kotatsu.core.util.ext.getThemeDrawable
+import org.koitharu.kotatsu.core.util.ext.toFileOrNull
+import org.koitharu.kotatsu.core.util.ext.toUriOrNull
+import org.koitharu.kotatsu.core.util.ext.withArgs
+import org.koitharu.kotatsu.details.ui.DetailsActivity
+import org.koitharu.kotatsu.details.ui.pager.ChaptersPagesSheet
+import org.koitharu.kotatsu.details.ui.related.RelatedMangaActivity
+import org.koitharu.kotatsu.details.ui.scrobbling.ScrobblingInfoSheet
+import org.koitharu.kotatsu.download.ui.dialog.DownloadDialogFragment
+import org.koitharu.kotatsu.download.ui.list.DownloadsActivity
+import org.koitharu.kotatsu.favourites.ui.FavouritesActivity
+import org.koitharu.kotatsu.favourites.ui.categories.FavouriteCategoriesActivity
+import org.koitharu.kotatsu.favourites.ui.categories.edit.FavouritesCategoryEditActivity
+import org.koitharu.kotatsu.favourites.ui.categories.select.FavoriteDialog
+import org.koitharu.kotatsu.filter.ui.FilterCoordinator
+import org.koitharu.kotatsu.filter.ui.sheet.FilterSheetFragment
+import org.koitharu.kotatsu.filter.ui.tags.TagsCatalogSheet
+import org.koitharu.kotatsu.history.ui.HistoryActivity
+import org.koitharu.kotatsu.image.ui.ImageActivity
+import org.koitharu.kotatsu.list.ui.config.ListConfigBottomSheet
+import org.koitharu.kotatsu.list.ui.config.ListConfigSection
+import org.koitharu.kotatsu.local.ui.ImportDialogFragment
+import org.koitharu.kotatsu.local.ui.info.LocalInfoDialog
+import org.koitharu.kotatsu.main.ui.MainActivity
+import org.koitharu.kotatsu.main.ui.welcome.WelcomeSheet
+import org.koitharu.kotatsu.parsers.model.Manga
+import org.koitharu.kotatsu.parsers.model.MangaListFilter
+import org.koitharu.kotatsu.parsers.model.MangaPage
+import org.koitharu.kotatsu.parsers.model.MangaSource
+import org.koitharu.kotatsu.parsers.model.MangaTag
+import org.koitharu.kotatsu.parsers.model.SortOrder
+import org.koitharu.kotatsu.parsers.util.ellipsize
+import org.koitharu.kotatsu.parsers.util.isNullOrEmpty
+import org.koitharu.kotatsu.parsers.util.mapToArray
+import org.koitharu.kotatsu.reader.ui.colorfilter.ColorFilterConfigActivity
+import org.koitharu.kotatsu.reader.ui.config.ReaderConfigSheet
+import org.koitharu.kotatsu.scrobbling.common.domain.model.ScrobblerService
+import org.koitharu.kotatsu.scrobbling.common.ui.config.ScrobblerConfigActivity
+import org.koitharu.kotatsu.scrobbling.common.ui.selector.ScrobblingSelectorSheet
+import org.koitharu.kotatsu.search.domain.SearchKind
+import org.koitharu.kotatsu.search.ui.MangaListActivity
+import org.koitharu.kotatsu.search.ui.multi.SearchActivity
+import org.koitharu.kotatsu.settings.SettingsActivity
+import org.koitharu.kotatsu.settings.about.AppUpdateActivity
+import org.koitharu.kotatsu.settings.backup.BackupDialogFragment
+import org.koitharu.kotatsu.settings.backup.RestoreDialogFragment
+import org.koitharu.kotatsu.settings.reader.ReaderTapGridConfigActivity
+import org.koitharu.kotatsu.settings.sources.auth.SourceAuthActivity
+import org.koitharu.kotatsu.settings.sources.catalog.SourcesCatalogActivity
+import org.koitharu.kotatsu.settings.storage.MangaDirectorySelectDialog
+import org.koitharu.kotatsu.settings.storage.directories.MangaDirectoriesActivity
+import org.koitharu.kotatsu.settings.tracker.categories.TrackerCategoriesConfigSheet
+import org.koitharu.kotatsu.stats.ui.StatsActivity
+import org.koitharu.kotatsu.stats.ui.sheet.MangaStatsSheet
+import org.koitharu.kotatsu.suggestions.ui.SuggestionsActivity
+import org.koitharu.kotatsu.tracker.ui.updates.UpdatesActivity
+import java.io.File
+import androidx.appcompat.R as appcompatR
+
+class AppRouter private constructor(
+	private val activity: FragmentActivity?,
+	private val fragment: Fragment?,
+) {
+
+	constructor(activity: FragmentActivity) : this(activity, null)
+
+	constructor(fragment: Fragment) : this(null, fragment)
+
+	private val settings: AppSettings by lazy {
+		EntryPointAccessors.fromApplication<AppRouterEntryPoint>(checkNotNull(contextOrNull())).settings
+	}
+
+	/** Activities **/
+
+	fun openList(source: MangaSource, filter: MangaListFilter?, sortOrder: SortOrder?) {
+		startActivity(listIntent(contextOrNull() ?: return, source, filter, sortOrder))
+	}
+
+	fun openList(tag: MangaTag) = openList(tag.source, MangaListFilter(tags = setOf(tag)), null)
+
+	fun openSearch(query: String, kind: SearchKind = SearchKind.SIMPLE) {
+		startActivity(
+			Intent(contextOrNull() ?: return, SearchActivity::class.java)
+				.putExtra(KEY_QUERY, query)
+				.putExtra(KEY_KIND, kind),
+		)
+	}
+
+	fun openSearch(source: MangaSource, query: String) = openList(source, MangaListFilter(query = query), null)
+
+	fun openDetails(manga: Manga) {
+		startActivity(detailsIntent(contextOrNull() ?: return, manga))
+	}
+
+	fun openDetails(mangaId: Long) {
+		startActivity(detailsIntent(contextOrNull() ?: return, mangaId))
+	}
+
+	fun openDetails(link: Uri) {
+		startActivity(
+			Intent(contextOrNull() ?: return, DetailsActivity::class.java)
+				.setData(link),
+		)
+	}
+
+	fun openReader(manga: Manga, anchor: View? = null) {
+		openReader(
+			ReaderIntent.Builder(contextOrNull() ?: return)
+				.manga(manga)
+				.build(),
+			anchor,
+		)
+	}
+
+	fun openReader(intent: ReaderIntent, anchor: View? = null) {
+		startActivity(intent.intent, anchor?.let { view -> scaleUpActivityOptionsOf(view) })
+	}
+
+	fun openAlternatives(manga: Manga) {
+		startActivity(
+			Intent(contextOrNull() ?: return, AlternativesActivity::class.java)
+				.putExtra(KEY_MANGA, ParcelableManga(manga)),
+		)
+	}
+
+	fun openRelated(manga: Manga) {
+		startActivity(
+			Intent(contextOrNull(), RelatedMangaActivity::class.java)
+				.putExtra(KEY_MANGA, ParcelableManga(manga)),
+		)
+	}
+
+	fun openImage(url: String, source: MangaSource?, anchor: View? = null, preview: CoilMemoryCacheKey? = null) {
+		startActivity(
+			Intent(contextOrNull(), ImageActivity::class.java)
+				.setData(url.toUri())
+				.putExtra(KEY_SOURCE, source?.name)
+				.putExtra(KEY_PREVIEW, preview),
+			anchor?.let { scaleUpActivityOptionsOf(it) },
+		)
+	}
+
+	fun openBookmarks() = startActivity(AllBookmarksActivity::class.java)
+
+	fun openAppUpdate() = startActivity(AppUpdateActivity::class.java)
+
+	fun openSuggestions() {
+		startActivity(suggestionsIntent(contextOrNull() ?: return))
+	}
+
+	fun openSourcesCatalog() = startActivity(SourcesCatalogActivity::class.java)
+
+	fun openDownloads() = startActivity(DownloadsActivity::class.java)
+
+	fun openDirectoriesSettings() = startActivity(MangaDirectoriesActivity::class.java)
+
+	fun openBrowser(url: String, source: MangaSource?, title: String?) {
+		startActivity(
+			Intent(contextOrNull() ?: return, BrowserActivity::class.java)
+				.setData(url.toUri())
+				.putExtra(KEY_TITLE, title)
+				.putExtra(KEY_SOURCE, source?.name),
+		)
+	}
+
+	fun openColorFilterConfig(manga: Manga, page: MangaPage) {
+		startActivity(
+			Intent(contextOrNull(), ColorFilterConfigActivity::class.java)
+				.putExtra(KEY_MANGA, ParcelableManga(manga))
+				.putExtra(KEY_PAGES, ParcelableMangaPage(page)),
+		)
+	}
+
+	fun openHistory() = startActivity(HistoryActivity::class.java)
+
+	fun openFavorites() = startActivity(FavouritesActivity::class.java)
+
+	fun openFavorites(category: FavouriteCategory) {
+		startActivity(
+			Intent(contextOrNull() ?: return, FavouritesActivity::class.java)
+				.putExtra(KEY_ID, category.id)
+				.putExtra(KEY_TITLE, category.title),
+		)
+	}
+
+	fun openFavoriteCategories() = startActivity(FavouriteCategoriesActivity::class.java)
+
+	fun openFavoriteCategoryEdit(categoryId: Long) {
+		startActivity(
+			Intent(contextOrNull() ?: return, FavouritesCategoryEditActivity::class.java)
+				.putExtra(KEY_ID, categoryId),
+		)
+	}
+
+	fun openFavoriteCategoryCreate() = openFavoriteCategoryEdit(FavouritesCategoryEditActivity.NO_ID)
+
+	fun openMangaUpdates() {
+		startActivity(mangaUpdatesIntent(contextOrNull() ?: return))
+	}
+
+	fun openSettings() = startActivity(SettingsActivity::class.java)
+
+	fun openReaderSettings() {
+		startActivity(readerSettingsIntent(contextOrNull() ?: return))
+	}
+
+	fun openProxySettings() {
+		startActivity(proxySettingsIntent(contextOrNull() ?: return))
+	}
+
+	fun openDownloadsSetting() {
+		startActivity(downloadsSettingsIntent(contextOrNull() ?: return))
+	}
+
+	fun openSourceSettings(source: MangaSource) {
+		startActivity(sourceSettingsIntent(contextOrNull() ?: return, source))
+	}
+
+	fun openSuggestionsSettings() {
+		startActivity(suggestionsSettingsIntent(contextOrNull() ?: return))
+	}
+
+	fun openSourcesSettings() {
+		startActivity(sourcesSettingsIntent(contextOrNull() ?: return))
+	}
+
+	fun openReaderTapGridSettings() = startActivity(ReaderTapGridConfigActivity::class.java)
+
+	fun openScrobblerSettings(scrobbler: ScrobblerService) {
+		startActivity(
+			Intent(contextOrNull() ?: return, ScrobblerConfigActivity::class.java)
+				.putExtra(KEY_ID, scrobbler.id),
+		)
+	}
+
+	fun openSourceAuth(source: MangaSource) {
+		startActivity(sourceAuthIntent(contextOrNull() ?: return, source))
+	}
+
+	fun openManageSources() {
+		startActivity(
+			manageSourcesIntent(contextOrNull() ?: return),
+		)
+	}
+
+	fun openStatistic() = startActivity(StatsActivity::class.java)
+
+	@CheckResult
+	fun openExternalBrowser(url: String, chooserTitle: CharSequence? = null): Boolean {
+		val intent = Intent(Intent.ACTION_VIEW)
+		intent.data = url.toUriOrNull() ?: return false
+		return startActivitySafe(
+			if (!chooserTitle.isNullOrEmpty()) {
+				Intent.createChooser(intent, chooserTitle)
+			} else {
+				intent
+			},
+		)
+	}
+
+	@CheckResult
+	fun openSystemSyncSettings(account: Account): Boolean {
+		val args = Bundle(1)
+		args.putParcelable(ACCOUNT_KEY, account)
+		val intent = Intent(ACTION_ACCOUNT_SYNC_SETTINGS)
+		intent.putExtra(EXTRA_SHOW_FRAGMENT_ARGUMENTS, args)
+		return startActivitySafe(intent)
+	}
+
+	/** Dialogs **/
+
+	fun showDownloadDialog(manga: Manga, snackbarHost: View?) = showDownloadDialog(setOf(manga), snackbarHost)
+
+	fun showDownloadDialog(manga: Collection<Manga>, snackbarHost: View?) {
+		if (manga.isEmpty()) {
+			return
+		}
+		val fm = getFragmentManager() ?: return
+		if (snackbarHost != null) {
+			getLifecycleOwner()?.let { lifecycleOwner ->
+				DownloadDialogFragment.registerCallback(fm, lifecycleOwner, snackbarHost)
+			}
+		} else {
+			DownloadDialogFragment.unregisterCallback(fm)
+		}
+		DownloadDialogFragment().withArgs(1) {
+			putParcelableArray(KEY_MANGA, manga.mapToArray { ParcelableManga(it, withDescription = false) })
+		}.showDistinct()
+	}
+
+	fun showLocalInfoDialog(manga: Manga) {
+		LocalInfoDialog().withArgs(1) {
+			putParcelable(KEY_MANGA, ParcelableManga(manga))
+		}.showDistinct()
+	}
+
+	fun showDirectorySelectDialog() {
+		MangaDirectorySelectDialog().showDistinct()
+	}
+
+	fun showFavoriteDialog(manga: Manga) = showFavoriteDialog(setOf(manga))
+
+	fun showFavoriteDialog(manga: Collection<Manga>) {
+		if (manga.isEmpty()) {
+			return
+		}
+		FavoriteDialog().withArgs(1) {
+			putParcelableArrayList(
+				KEY_MANGA_LIST,
+				manga.mapTo(ArrayList(manga.size)) { ParcelableManga(it, withDescription = false) },
+			)
+		}.showDistinct()
+	}
+
+	fun showTagDialog(tag: MangaTag) {
+		buildAlertDialog(contextOrNull() ?: return) {
+			setIcon(R.drawable.ic_tag)
+			setTitle(tag.title)
+			setItems(
+				arrayOf(
+					context.getString(R.string.search_on_s, tag.source.getTitle(context)),
+					context.getString(R.string.search_everywhere),
+				),
+			) { _, which ->
+				when (which) {
+					0 -> openList(tag)
+					1 -> openSearch(tag.title, SearchKind.TAG)
+				}
+			}
+			setNegativeButton(R.string.close, null)
+			setCancelable(true)
+		}.show()
+	}
+
+	fun showAuthorDialog(author: String, source: MangaSource) {
+		buildAlertDialog(contextOrNull() ?: return) {
+			setIcon(R.drawable.ic_user)
+			setTitle(author)
+			setItems(
+				arrayOf(
+					context.getString(R.string.search_on_s, source.getTitle(context)),
+					context.getString(R.string.search_everywhere),
+				),
+			) { _, which ->
+				when (which) {
+					0 -> openList(source, MangaListFilter(author = author), null)
+					1 -> openSearch(author, SearchKind.AUTHOR)
+				}
+			}
+			setNegativeButton(R.string.close, null)
+			setCancelable(true)
+		}.show()
+	}
+
+	fun showShareDialog(manga: Manga) {
+		if (manga.isBroken) {
+			return
+		}
+		if (manga.isLocal) {
+			manga.url.toUri().toFileOrNull()?.let {
+				shareFile(it)
+			}
+			return
+		}
+		buildAlertDialog(contextOrNull() ?: return) {
+			setIcon(context.getThemeDrawable(appcompatR.attr.actionModeShareDrawable))
+			setTitle(R.string.share)
+			setItems(
+				arrayOf(
+					context.getString(R.string.link_to_manga_in_app),
+					context.getString(R.string.link_to_manga_on_s, manga.source.getTitle(context)),
+				),
+			) { _, which ->
+				val link = when (which) {
+					0 -> manga.appUrl.toString()
+					1 -> manga.publicUrl
+					else -> return@setItems
+				}
+				shareLink(link, manga.title)
+			}
+			setNegativeButton(android.R.string.cancel, null)
+			setCancelable(true)
+		}.show()
+	}
+
+	fun showErrorDialog(error: Throwable, url: String? = null) {
+		ErrorDetailsDialog().withArgs(2) {
+			putSerializable(KEY_ERROR, error)
+			putString(KEY_URL, url)
+		}.show()
+	}
+
+	fun showBackupRestoreDialog(fileUri: Uri) {
+		RestoreDialogFragment().withArgs(1) {
+			putString(KEY_FILE, fileUri.toString())
+		}.show()
+	}
+
+	fun showBackupCreateDialog() {
+		BackupDialogFragment().show()
+	}
+
+	fun showImportDialog() {
+		ImportDialogFragment().showDistinct()
+	}
+
+	fun showFilterSheet(): Boolean = if (isFilterSupported()) {
+		FilterSheetFragment().showDistinct()
+	} else {
+		false
+	}
+
+	fun showTagsCatalogSheet(excludeMode: Boolean) {
+		if (!isFilterSupported()) {
+			return
+		}
+		TagsCatalogSheet().withArgs(1) {
+			putBoolean(KEY_EXCLUDE, excludeMode)
+		}.showDistinct()
+	}
+
+	fun showListConfigSheet(section: ListConfigSection) {
+		ListConfigBottomSheet().withArgs(1) {
+			putParcelable(KEY_LIST_SECTION, section)
+		}.showDistinct()
+	}
+
+	fun showStatisticSheet(manga: Manga) {
+		MangaStatsSheet().withArgs(1) {
+			putParcelable(KEY_MANGA, ParcelableManga(manga))
+		}.showDistinct()
+	}
+
+	fun showReaderConfigSheet(mode: ReaderMode) {
+		ReaderConfigSheet().withArgs(1) {
+			putInt(KEY_READER_MODE, mode.id)
+		}.showDistinct()
+	}
+
+	fun showWelcomeSheet() {
+		WelcomeSheet().showDistinct()
+	}
+
+	fun showChapterPagesSheet() {
+		ChaptersPagesSheet().showDistinct()
+	}
+
+	fun showChapterPagesSheet(defaultTab: Int) {
+		ChaptersPagesSheet().withArgs(1) {
+			putInt(KEY_TAB, defaultTab)
+		}.showDistinct()
+	}
+
+	fun showScrobblingSelectorSheet(manga: Manga, scrobblerService: ScrobblerService?) {
+		ScrobblingSelectorSheet().withArgs(2) {
+			putParcelable(KEY_MANGA, ParcelableManga(manga))
+			if (scrobblerService != null) {
+				putInt(KEY_ID, scrobblerService.id)
+			}
+		}.show()
+	}
+
+	fun showScrobblingInfoSheet(index: Int) {
+		ScrobblingInfoSheet().withArgs(1) {
+			putInt(KEY_INDEX, index)
+		}.showDistinct()
+	}
+
+	fun showTrackerCategoriesConfigSheet() {
+		TrackerCategoriesConfigSheet().showDistinct()
+	}
+
+	fun askForDownloadOverMeteredNetwork(onConfirmed: (allow: Boolean) -> Unit) {
+		val context = contextOrNull() ?: return
+		when (settings.allowDownloadOnMeteredNetwork) {
+			TriStateOption.ENABLED -> onConfirmed(true)
+			TriStateOption.DISABLED -> onConfirmed(false)
+			TriStateOption.ASK -> {
+				if (!context.connectivityManager.isActiveNetworkMetered) {
+					onConfirmed(true)
+					return
+				}
+				val listener = DialogInterface.OnClickListener { _, which ->
+					when (which) {
+						DialogInterface.BUTTON_POSITIVE -> {
+							settings.allowDownloadOnMeteredNetwork = TriStateOption.ENABLED
+							onConfirmed(true)
+						}
+
+						DialogInterface.BUTTON_NEUTRAL -> {
+							onConfirmed(true)
+						}
+
+						DialogInterface.BUTTON_NEGATIVE -> {
+							settings.allowDownloadOnMeteredNetwork = TriStateOption.DISABLED
+							onConfirmed(false)
+						}
+					}
+				}
+				BigButtonsAlertDialog.Builder(context)
+					.setIcon(R.drawable.ic_network_cellular)
+					.setTitle(R.string.download_cellular_confirm)
+					.setPositiveButton(R.string.allow_always, listener)
+					.setNeutralButton(R.string.allow_once, listener)
+					.setNegativeButton(R.string.dont_allow, listener)
+					.create()
+					.show()
+			}
+		}
+	}
+
+	/** Public utils **/
+
+	fun isFilterSupported(): Boolean = when {
+		fragment != null -> fragment.activity is FilterCoordinator.Owner
+		activity != null -> activity is FilterCoordinator.Owner
+		else -> false
+	}
+
+	fun isChapterPagesSheetShown(): Boolean {
+		val sheet = getFragmentManager()?.findFragmentByTag(fragmentTag<ChaptersPagesSheet>()) as? ChaptersPagesSheet
+		return sheet?.dialog?.isShowing == true
+	}
+
+	fun closeWelcomeSheet(): Boolean {
+		val tag = fragmentTag<WelcomeSheet>()
+		val sheet = fragment?.findFragmentByTagRecursive(tag)
+			?: activity?.supportFragmentManager?.findFragmentByTag(tag)
+			?: return false
+		return if (sheet is WelcomeSheet) {
+			sheet.dismissAllowingStateLoss()
+			true
+		} else {
+			false
+		}
+	}
+
+	/** Private utils **/
+
+	private fun startActivity(intent: Intent, options: Bundle? = null) {
+		fragment?.also {
+			if (it.host != null) {
+				it.startActivity(intent, options)
+			}
+		} ?: activity?.startActivity(intent, options)
+	}
+
+	private fun startActivitySafe(intent: Intent): Boolean = try {
+		startActivity(intent)
+		true
+	} catch (_: ActivityNotFoundException) {
+		false
+	}
+
+	private fun startActivity(activityClass: Class<out Activity>) {
+		startActivity(Intent(contextOrNull() ?: return, activityClass))
+	}
+
+	private fun getFragmentManager(): FragmentManager? {
+		return fragment?.childFragmentManager ?: activity?.supportFragmentManager
+	}
+
+	private fun shareLink(link: String, title: String) {
+		val context = contextOrNull() ?: return
+		ShareCompat.IntentBuilder(context)
+			.setText(link)
+			.setType(TYPE_TEXT)
+			.setChooserTitle(context.getString(R.string.share_s, title.ellipsize(12)))
+			.startChooser()
+	}
+
+	private fun shareFile(file: File) { // TODO directory sharing support
+		val context = contextOrNull() ?: return
+		val intentBuilder = ShareCompat.IntentBuilder(context)
+			.setType(TYPE_CBZ)
+		val uri = FileProvider.getUriForFile(context, "${BuildConfig.APPLICATION_ID}.files", file)
+		intentBuilder.addStream(uri)
+		intentBuilder.setChooserTitle(context.getString(R.string.share_s, file.name))
+		intentBuilder.startChooser()
+	}
+
+	@UiContext
+	private fun contextOrNull(): Context? = activity ?: fragment?.context
+
+	private fun getLifecycleOwner(): LifecycleOwner? = activity ?: fragment?.viewLifecycleOwner
+
+	private fun DialogFragment.showDistinct(): Boolean {
+		val fm = this@AppRouter.getFragmentManager() ?: return false
+		val tag = javaClass.fragmentTag()
+		val existing = fm.findFragmentByTag(tag) as? DialogFragment?
+		if (existing != null && existing.isVisible && existing.arguments == this.arguments) {
+			return false
+		}
+		show(fm, tag)
+		return true
+	}
+
+	private fun DialogFragment.show() {
+		show(
+			this@AppRouter.getFragmentManager() ?: return,
+			javaClass.fragmentTag(),
+		)
+	}
+
+	private fun Fragment.findFragmentByTagRecursive(fragmentTag: String): Fragment? {
+		childFragmentManager.findFragmentByTag(fragmentTag)?.let {
+			return it
+		}
+		val parent = parentFragment
+		return if (parent != null) {
+			parent.findFragmentByTagRecursive(fragmentTag)
+		} else {
+			parentFragmentManager.findFragmentByTag(fragmentTag)
+		}
+	}
+
+	companion object {
+
+		fun from(view: View): AppRouter? = runCatching {
+			AppRouter(view.findFragment<Fragment>())
+		}.getOrElse {
+			(view.context.findActivity() as? FragmentActivity)?.let(::AppRouter)
+		}
+
+		fun detailsIntent(context: Context, manga: Manga) = Intent(context, DetailsActivity::class.java)
+			.putExtra(KEY_MANGA, ParcelableManga(manga))
+
+		fun detailsIntent(context: Context, mangaId: Long) = Intent(context, DetailsActivity::class.java)
+			.putExtra(KEY_ID, mangaId)
+
+		fun listIntent(context: Context, source: MangaSource, filter: MangaListFilter?, sortOrder: SortOrder?): Intent =
+			Intent(context, MangaListActivity::class.java)
+				.setAction(ACTION_MANGA_EXPLORE)
+				.putExtra(KEY_SOURCE, source.name)
+				.apply {
+					if (!filter.isNullOrEmpty()) {
+						putExtra(KEY_FILTER, ParcelableMangaListFilter(filter))
+					}
+					if (sortOrder != null) {
+						putExtra(KEY_SORT_ORDER, sortOrder)
+					}
+				}
+
+		fun cloudFlareResolveIntent(context: Context, exception: CloudFlareProtectedException): Intent =
+			Intent(context, CloudFlareActivity::class.java).apply {
+				data = exception.url.toUri()
+				putExtra(KEY_SOURCE, exception.source?.name)
+				exception.headers[CommonHeaders.USER_AGENT]?.let {
+					putExtra(KEY_USER_AGENT, it)
+				}
+			}
+
+		fun suggestionsIntent(context: Context) = Intent(context, SuggestionsActivity::class.java)
+
+		fun homeIntent(context: Context) = Intent(context, MainActivity::class.java)
+
+		fun mangaUpdatesIntent(context: Context) = Intent(context, UpdatesActivity::class.java)
+
+		fun readerSettingsIntent(context: Context) =
+			Intent(context, SettingsActivity::class.java)
+				.setAction(ACTION_READER)
+
+		fun suggestionsSettingsIntent(context: Context) =
+			Intent(context, SettingsActivity::class.java)
+				.setAction(ACTION_SUGGESTIONS)
+
+		fun trackerSettingsIntent(context: Context) =
+			Intent(context, SettingsActivity::class.java)
+				.setAction(ACTION_TRACKER)
+
+		fun proxySettingsIntent(context: Context) =
+			Intent(context, SettingsActivity::class.java)
+				.setAction(ACTION_PROXY)
+
+		fun historySettingsIntent(context: Context) =
+			Intent(context, SettingsActivity::class.java)
+				.setAction(ACTION_HISTORY)
+
+		fun sourcesSettingsIntent(context: Context) =
+			Intent(context, SettingsActivity::class.java)
+				.setAction(ACTION_SOURCES)
+
+		fun manageSourcesIntent(context: Context) =
+			Intent(context, SettingsActivity::class.java)
+				.setAction(ACTION_MANAGE_SOURCES)
+
+		fun downloadsSettingsIntent(context: Context) =
+			Intent(context, SettingsActivity::class.java)
+				.setAction(ACTION_MANAGE_DOWNLOADS)
+
+		fun sourceSettingsIntent(context: Context, source: MangaSource): Intent = when (source) {
+			is MangaSourceInfo -> sourceSettingsIntent(context, source.mangaSource)
+			is ExternalMangaSource -> Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS)
+				.setData(Uri.fromParts("package", source.packageName, null))
+
+			else -> Intent(context, SettingsActivity::class.java)
+				.setAction(ACTION_SOURCE)
+				.putExtra(KEY_SOURCE, source.name)
+		}
+
+		fun sourceAuthIntent(context: Context, source: MangaSource): Intent {
+			return Intent(context, SourceAuthActivity::class.java)
+				.putExtra(KEY_SOURCE, source.name)
+		}
+
+		fun isShareSupported(manga: Manga): Boolean = when {
+			manga.isBroken -> false
+			manga.isLocal -> manga.url.toUri().toFileOrNull() != null
+			else -> true
+		}
+
+		const val KEY_DATA = "data"
+		const val KEY_ENTRIES = "entries"
+		const val KEY_ERROR = "error"
+		const val KEY_EXCLUDE = "exclude"
+		const val KEY_FILE = "file"
+		const val KEY_FILTER = "filter"
+		const val KEY_ID = "id"
+		const val KEY_INDEX = "index"
+		const val KEY_KIND = "kind"
+		const val KEY_LIST_SECTION = "list_section"
+		const val KEY_MANGA = "manga"
+		const val KEY_MANGA_LIST = "manga_list"
+		const val KEY_PAGES = "pages"
+		const val KEY_PREVIEW = "preview"
+		const val KEY_QUERY = "query"
+		const val KEY_READER_MODE = "reader_mode"
+		const val KEY_SORT_ORDER = "sort_order"
+		const val KEY_SOURCE = "source"
+		const val KEY_TAB = "tab"
+		const val KEY_TITLE = "title"
+		const val KEY_URL = "url"
+		const val KEY_USER_AGENT = "user_agent"
+
+		const val ACTION_HISTORY = "${BuildConfig.APPLICATION_ID}.action.MANAGE_HISTORY"
+		const val ACTION_MANAGE_DOWNLOADS = "${BuildConfig.APPLICATION_ID}.action.MANAGE_DOWNLOADS"
+		const val ACTION_MANAGE_SOURCES = "${BuildConfig.APPLICATION_ID}.action.MANAGE_SOURCES_LIST"
+		const val ACTION_MANGA_EXPLORE = "${BuildConfig.APPLICATION_ID}.action.EXPLORE_MANGA"
+		const val ACTION_PROXY = "${BuildConfig.APPLICATION_ID}.action.MANAGE_PROXY"
+		const val ACTION_READER = "${BuildConfig.APPLICATION_ID}.action.MANAGE_READER_SETTINGS"
+		const val ACTION_SOURCE = "${BuildConfig.APPLICATION_ID}.action.MANAGE_SOURCE_SETTINGS"
+		const val ACTION_SOURCES = "${BuildConfig.APPLICATION_ID}.action.MANAGE_SOURCES"
+		const val ACTION_SUGGESTIONS = "${BuildConfig.APPLICATION_ID}.action.MANAGE_SUGGESTIONS"
+		const val ACTION_TRACKER = "${BuildConfig.APPLICATION_ID}.action.MANAGE_TRACKER"
+
+		private const val ACCOUNT_KEY = "account"
+		private const val ACTION_ACCOUNT_SYNC_SETTINGS = "android.settings.ACCOUNT_SYNC_SETTINGS"
+		private const val EXTRA_SHOW_FRAGMENT_ARGUMENTS = ":settings:show_fragment_args"
+
+		private const val TYPE_TEXT = "text/plain"
+		private const val TYPE_IMAGE = "image/*"
+		private const val TYPE_CBZ = "application/x-cbz"
+
+		private fun Class<out Fragment>.fragmentTag() = name // TODO
+
+		private inline fun <reified F : Fragment> fragmentTag() = F::class.java.fragmentTag()
+	}
+}

app/src/main/kotlin/org/koitharu/kotatsu/core/nav/AppRouterEntryPoint.kt

@@ -0,0 +1,13 @@
+package org.koitharu.kotatsu.core.nav
+
+import dagger.hilt.EntryPoint
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+import org.koitharu.kotatsu.core.prefs.AppSettings
+
+@EntryPoint
+@InstallIn(SingletonComponent::class)
+interface AppRouterEntryPoint {
+
+	val settings: AppSettings
+}

app/src/main/kotlin/org/koitharu/kotatsu/core/nav/MangaIntent.kt

@@ -1,11 +1,12 @@
-package org.koitharu.kotatsu.core.parser
+package org.koitharu.kotatsu.core.nav
 
 import android.content.Intent
 import android.net.Uri
 import android.os.Bundle
 import androidx.lifecycle.SavedStateHandle
 import org.koitharu.kotatsu.core.model.parcelable.ParcelableManga
-import org.koitharu.kotatsu.core.ui.BaseActivity
+import org.koitharu.kotatsu.core.nav.AppRouter.Companion.KEY_ID
+import org.koitharu.kotatsu.core.nav.AppRouter.Companion.KEY_MANGA
 import org.koitharu.kotatsu.core.util.ext.getParcelableCompat
 import org.koitharu.kotatsu.core.util.ext.getParcelableExtraCompat
 import org.koitharu.kotatsu.parsers.model.Manga
@@ -25,7 +26,7 @@ class MangaIntent private constructor(
 	constructor(savedStateHandle: SavedStateHandle) : this(
 		manga = savedStateHandle.get<ParcelableManga>(KEY_MANGA)?.manga,
 		id = savedStateHandle[KEY_ID] ?: ID_NONE,
-		uri = savedStateHandle[BaseActivity.EXTRA_DATA],
+		uri = savedStateHandle[AppRouter.KEY_DATA],
 	)
 
 	constructor(args: Bundle?) : this(
@@ -41,9 +42,6 @@ class MangaIntent private constructor(
 
 		const val ID_NONE = 0L
 
-		const val KEY_MANGA = "manga"
-		const val KEY_ID = "id"
-
 		fun of(manga: Manga) = MangaIntent(manga, manga.id, null)
 	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/core/nav/NavUtil.kt

@@ -0,0 +1,39 @@
+package org.koitharu.kotatsu.core.nav
+
+import android.app.ActivityOptions
+import android.os.Bundle
+import android.view.View
+import androidx.fragment.app.DialogFragment
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.FragmentActivity
+import org.koitharu.kotatsu.core.util.ext.isAnimationsEnabled
+
+inline val FragmentActivity.router: AppRouter
+	get() = AppRouter(this)
+
+inline val Fragment.router: AppRouter
+	get() = AppRouter(this)
+
+tailrec fun Fragment.dismissParentDialog(): Boolean {
+	return when (val parent = parentFragment) {
+		null -> return false
+		is DialogFragment -> {
+			parent.dismiss()
+			true
+		}
+
+		else -> parent.dismissParentDialog()
+	}
+}
+
+fun scaleUpActivityOptionsOf(view: View): Bundle? = if (view.context.isAnimationsEnabled) {
+	ActivityOptions.makeScaleUpAnimation(
+		view,
+		0,
+		0,
+		view.width,
+		view.height,
+	).toBundle()
+} else {
+	null
+}

app/src/main/kotlin/org/koitharu/kotatsu/core/nav/ReaderIntent.kt

@@ -0,0 +1,61 @@
+package org.koitharu.kotatsu.core.nav
+
+import android.content.Context
+import android.content.Intent
+import org.koitharu.kotatsu.BuildConfig
+import org.koitharu.kotatsu.bookmarks.domain.Bookmark
+import org.koitharu.kotatsu.core.model.parcelable.ParcelableManga
+import org.koitharu.kotatsu.parsers.model.Manga
+import org.koitharu.kotatsu.reader.ui.ReaderActivity
+import org.koitharu.kotatsu.reader.ui.ReaderState
+
+@JvmInline
+value class ReaderIntent private constructor(
+	val intent: Intent,
+) {
+
+	class Builder(context: Context) {
+
+		private val intent = Intent(context, ReaderActivity::class.java)
+			.setAction(ACTION_MANGA_READ)
+
+		fun manga(manga: Manga) = apply {
+			intent.putExtra(AppRouter.KEY_MANGA, ParcelableManga(manga))
+		}
+
+		fun mangaId(mangaId: Long) = apply {
+			intent.putExtra(AppRouter.KEY_ID, mangaId)
+		}
+
+		fun incognito(incognito: Boolean) = apply {
+			intent.putExtra(EXTRA_INCOGNITO, incognito)
+		}
+
+		fun branch(branch: String?) = apply {
+			intent.putExtra(EXTRA_BRANCH, branch)
+		}
+
+		fun state(state: ReaderState?) = apply {
+			intent.putExtra(EXTRA_STATE, state)
+		}
+
+		fun bookmark(bookmark: Bookmark) = manga(
+			bookmark.manga,
+		).state(
+			ReaderState(
+				chapterId = bookmark.chapterId,
+				page = bookmark.page,
+				scroll = bookmark.scroll,
+			),
+		)
+
+		fun build() = ReaderIntent(intent)
+	}
+
+	companion object {
+		const val ACTION_MANGA_READ = "${BuildConfig.APPLICATION_ID}.action.READ_MANGA"
+		const val EXTRA_STATE = "state"
+		const val EXTRA_BRANCH = "branch"
+		const val EXTRA_INCOGNITO = "incognito"
+	}
+}

app/src/main/kotlin/org/koitharu/kotatsu/core/network/AppProxySelector.kt

@@ -1,51 +0,0 @@
-package org.koitharu.kotatsu.core.network
-
-import okio.IOException
-import org.koitharu.kotatsu.core.exceptions.ProxyConfigException
-import org.koitharu.kotatsu.core.prefs.AppSettings
-import org.koitharu.kotatsu.core.util.ext.printStackTraceDebug
-import java.net.InetSocketAddress
-import java.net.Proxy
-import java.net.ProxySelector
-import java.net.SocketAddress
-import java.net.URI
-
-class AppProxySelector(
-	private val settings: AppSettings,
-) : ProxySelector() {
-
-	init {
-		setDefault(this)
-	}
-
-	private var cachedProxy: Proxy? = null
-
-	override fun select(uri: URI?): List<Proxy> {
-		return listOf(getProxy())
-	}
-
-	override fun connectFailed(uri: URI?, sa: SocketAddress?, ioe: IOException?) {
-		ioe?.printStackTraceDebug()
-	}
-
-	private fun getProxy(): Proxy {
-		val type = settings.proxyType
-		val address = settings.proxyAddress
-		val port = settings.proxyPort
-		if (type == Proxy.Type.DIRECT) {
-			return Proxy.NO_PROXY
-		}
-		if (address.isNullOrEmpty() || port == 0) {
-			throw ProxyConfigException()
-		}
-		cachedProxy?.let {
-			val addr = it.address() as? InetSocketAddress
-			if (addr != null && it.type() == type && addr.port == port && addr.hostString == address) {
-				return it
-			}
-		}
-		val proxy = Proxy(type, InetSocketAddress(address, port))
-		cachedProxy = proxy
-		return proxy
-	}
-}

app/src/main/kotlin/org/koitharu/kotatsu/core/network/CommonHeadersInterceptor.kt

@@ -65,7 +65,7 @@ class CommonHeadersInterceptor @Inject constructor(
 	private fun Interceptor.interceptSafe(chain: Chain): Response = runCatchingCancellable {
 		intercept(chain)
 	}.getOrElse { e ->
-		if (e is IOException) {
+		if (e is IOException || e is Error) {
 			throw e
 		} else {
 			// only IOException can be safely thrown from an Interceptor

app/src/main/kotlin/org/koitharu/kotatsu/core/network/GZipInterceptor.kt

@@ -1,19 +1,26 @@
 package org.koitharu.kotatsu.core.network
 
 import okhttp3.Interceptor
+import okhttp3.MultipartBody
 import okhttp3.Response
 import okio.IOException
+import org.koitharu.kotatsu.core.exceptions.WrapperIOException
 import org.koitharu.kotatsu.core.network.CommonHeaders.CONTENT_ENCODING
 
 class GZipInterceptor : Interceptor {
 
-	override fun intercept(chain: Interceptor.Chain): Response {
-		val newRequest = chain.request().newBuilder()
-		newRequest.addHeader(CONTENT_ENCODING, "gzip")
-		return try {
+	override fun intercept(chain: Interceptor.Chain): Response = try {
+		val request = chain.request()
+		if (request.body is MultipartBody) {
+			chain.proceed(request)
+		} else {
+			val newRequest = request.newBuilder()
+			newRequest.addHeader(CONTENT_ENCODING, "gzip")
 			chain.proceed(newRequest.build())
-		} catch (e: NullPointerException) {
-			throw IOException(e)
 		}
+	} catch (e: IOException) {
+		throw e
+	} catch (e: Exception) {
+		throw WrapperIOException(e)
 	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/core/network/NetworkModule.kt

@@ -16,6 +16,7 @@ import org.koitharu.kotatsu.core.network.cookies.MutableCookieJar
 import org.koitharu.kotatsu.core.network.cookies.PreferencesCookieJar
 import org.koitharu.kotatsu.core.network.imageproxy.ImageProxyInterceptor
 import org.koitharu.kotatsu.core.network.imageproxy.RealImageProxyInterceptor
+import org.koitharu.kotatsu.core.network.proxy.ProxyProvider
 import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.core.util.ext.assertNotInMainThread
 import org.koitharu.kotatsu.core.util.ext.printStackTraceDebug
@@ -62,14 +63,15 @@ interface NetworkModule {
 			cache: Cache,
 			cookieJar: CookieJar,
 			settings: AppSettings,
+			proxyProvider: ProxyProvider,
 		): OkHttpClient = OkHttpClient.Builder().apply {
 			assertNotInMainThread()
 			connectTimeout(20, TimeUnit.SECONDS)
 			readTimeout(60, TimeUnit.SECONDS)
 			writeTimeout(20, TimeUnit.SECONDS)
 			cookieJar(cookieJar)
-			proxySelector(AppProxySelector(settings))
-			proxyAuthenticator(ProxyAuthenticator(settings))
+			proxySelector(proxyProvider.selector)
+			proxyAuthenticator(proxyProvider.authenticator)
 			dns(DoHManager(cache, settings))
 			if (settings.isSSLBypassEnabled) {
 				disableCertificateVerification()

app/src/main/kotlin/org/koitharu/kotatsu/core/network/ProxyAuthenticator.kt

@@ -1,45 +0,0 @@
-package org.koitharu.kotatsu.core.network
-
-import okhttp3.Authenticator
-import okhttp3.Credentials
-import okhttp3.Request
-import okhttp3.Response
-import okhttp3.Route
-import org.koitharu.kotatsu.core.prefs.AppSettings
-import java.net.PasswordAuthentication
-import java.net.Proxy
-
-class ProxyAuthenticator(
-	private val settings: AppSettings,
-) : Authenticator, java.net.Authenticator() {
-
-	init {
-		setDefault(this)
-	}
-
-	override fun authenticate(route: Route?, response: Response): Request? {
-		if (!isProxyEnabled()) {
-			return null
-		}
-		if (response.request.header(CommonHeaders.PROXY_AUTHORIZATION) != null) {
-			return null
-		}
-		val login = settings.proxyLogin ?: return null
-		val password = settings.proxyPassword ?: return null
-		val credential = Credentials.basic(login, password)
-		return response.request.newBuilder()
-			.header(CommonHeaders.PROXY_AUTHORIZATION, credential)
-			.build()
-	}
-
-	override fun getPasswordAuthentication(): PasswordAuthentication? {
-		if (!isProxyEnabled()) {
-			return null
-		}
-		val login = settings.proxyLogin ?: return null
-		val password = settings.proxyPassword ?: return null
-		return PasswordAuthentication(login, password.toCharArray())
-	}
-
-	private fun isProxyEnabled() = settings.proxyType != Proxy.Type.DIRECT
-}

app/src/main/kotlin/org/koitharu/kotatsu/core/network/cookies/AndroidCookieJar.kt

@@ -5,7 +5,7 @@ import androidx.annotation.WorkerThread
 import androidx.core.util.Predicate
 import okhttp3.Cookie
 import okhttp3.HttpUrl
-import org.koitharu.kotatsu.core.util.ext.newBuilder
+import org.koitharu.kotatsu.parsers.util.newBuilder
 import kotlin.coroutines.resume
 import kotlin.coroutines.suspendCoroutine
 

app/src/main/kotlin/org/koitharu/kotatsu/core/network/imageproxy/BaseImageProxyInterceptor.kt

@@ -17,8 +17,8 @@ import org.jsoup.HttpStatusException
 import org.koitharu.kotatsu.BuildConfig
 import org.koitharu.kotatsu.core.exceptions.CloudFlareBlockedException
 import org.koitharu.kotatsu.core.util.ext.ensureSuccess
-import org.koitharu.kotatsu.core.util.ext.isHttpOrHttps
 import org.koitharu.kotatsu.parsers.util.await
+import org.koitharu.kotatsu.parsers.util.isHttpOrHttps
 import org.koitharu.kotatsu.parsers.util.runCatchingCancellable
 import java.net.HttpURLConnection
 import java.util.Collections

app/src/main/kotlin/org/koitharu/kotatsu/core/network/proxy/ProxyProvider.kt

@@ -0,0 +1,150 @@
+package org.koitharu.kotatsu.core.network.proxy
+
+import androidx.webkit.ProxyConfig
+import androidx.webkit.ProxyController
+import androidx.webkit.WebViewFeature
+import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.asExecutor
+import okhttp3.Authenticator
+import okhttp3.Credentials
+import okhttp3.Request
+import okhttp3.Response
+import okhttp3.Route
+import org.koitharu.kotatsu.core.exceptions.ProxyConfigException
+import org.koitharu.kotatsu.core.network.CommonHeaders
+import org.koitharu.kotatsu.core.prefs.AppSettings
+import org.koitharu.kotatsu.core.util.ext.printStackTraceDebug
+import java.net.InetSocketAddress
+import java.net.PasswordAuthentication
+import java.net.Proxy
+import java.net.ProxySelector
+import java.net.SocketAddress
+import java.net.URI
+import javax.inject.Inject
+import javax.inject.Singleton
+import kotlin.coroutines.resume
+import kotlin.coroutines.suspendCoroutine
+import java.net.Authenticator as JavaAuthenticator
+
+@Singleton
+class ProxyProvider @Inject constructor(
+	private val settings: AppSettings,
+) {
+
+	private var cachedProxy: Proxy? = null
+
+	val selector = object : ProxySelector() {
+		override fun select(uri: URI?): List<Proxy> {
+			return listOf(getProxy())
+		}
+
+		override fun connectFailed(uri: URI?, sa: SocketAddress?, ioe: okio.IOException?) {
+			ioe?.printStackTraceDebug()
+		}
+	}
+
+	val authenticator = ProxyAuthenticator()
+
+	init {
+		ProxySelector.setDefault(selector)
+		JavaAuthenticator.setDefault(authenticator)
+	}
+
+	suspend fun applyWebViewConfig() {
+		val isProxyEnabled = isProxyEnabled()
+		if (!WebViewFeature.isFeatureSupported(WebViewFeature.PROXY_OVERRIDE)) {
+			if (isProxyEnabled) {
+				throw IllegalArgumentException("Proxy for WebView is not supported") // TODO localize
+			}
+		} else {
+			val controller = ProxyController.getInstance()
+			if (settings.proxyType == Proxy.Type.DIRECT) {
+				suspendCoroutine { cont ->
+					controller.clearProxyOverride(
+						(cont.context[CoroutineDispatcher] ?: Dispatchers.Main).asExecutor(),
+					) {
+						cont.resume(Unit)
+					}
+				}
+			} else {
+				val url = buildString {
+					when (settings.proxyType) {
+						Proxy.Type.DIRECT -> Unit
+						Proxy.Type.HTTP -> append("http")
+						Proxy.Type.SOCKS -> append("socks")
+					}
+					append("://")
+					append(settings.proxyAddress)
+					append(':')
+					append(settings.proxyPort)
+				}
+				if (settings.proxyType == Proxy.Type.SOCKS) {
+					System.setProperty("java.net.socks.username", settings.proxyLogin);
+					System.setProperty("java.net.socks.password", settings.proxyPassword);
+				}
+				val proxyConfig = ProxyConfig.Builder()
+					.addProxyRule(url)
+					.build()
+				suspendCoroutine { cont ->
+					controller.setProxyOverride(
+						proxyConfig,
+						(cont.context[CoroutineDispatcher] ?: Dispatchers.Main).asExecutor(),
+					) {
+						cont.resume(Unit)
+					}
+				}
+			}
+		}
+	}
+
+	private fun isProxyEnabled() = settings.proxyType != Proxy.Type.DIRECT
+
+	private fun getProxy(): Proxy {
+		val type = settings.proxyType
+		val address = settings.proxyAddress
+		val port = settings.proxyPort
+		if (type == Proxy.Type.DIRECT) {
+			return Proxy.NO_PROXY
+		}
+		if (address.isNullOrEmpty() || port < 0 || port > 0xFFFF) {
+			throw ProxyConfigException()
+		}
+		cachedProxy?.let {
+			val addr = it.address() as? InetSocketAddress
+			if (addr != null && it.type() == type && addr.port == port && addr.hostString == address) {
+				return it
+			}
+		}
+		val proxy = Proxy(type, InetSocketAddress(address, port))
+		cachedProxy = proxy
+		return proxy
+	}
+
+	inner class ProxyAuthenticator : Authenticator, JavaAuthenticator() {
+
+		override fun authenticate(route: Route?, response: Response): Request? {
+			if (!isProxyEnabled()) {
+				return null
+			}
+			if (response.request.header(CommonHeaders.PROXY_AUTHORIZATION) != null) {
+				return null
+			}
+			val login = settings.proxyLogin ?: return null
+			val password = settings.proxyPassword ?: return null
+			val credential = Credentials.basic(login, password)
+			return response.request.newBuilder()
+				.header(CommonHeaders.PROXY_AUTHORIZATION, credential)
+				.build()
+		}
+
+		public override fun getPasswordAuthentication(): PasswordAuthentication? {
+			if (!isProxyEnabled()) {
+				return null
+			}
+			val login = settings.proxyLogin ?: return null
+			val password = settings.proxyPassword ?: return null
+			return PasswordAuthentication(login, password.toCharArray())
+		}
+	}
+}

app/src/main/kotlin/org/koitharu/kotatsu/core/os/AppShortcutManager.kt

@@ -23,6 +23,8 @@ import kotlinx.coroutines.withContext
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.db.TABLE_HISTORY
 import org.koitharu.kotatsu.core.model.getTitle
+import org.koitharu.kotatsu.core.nav.AppRouter
+import org.koitharu.kotatsu.core.nav.ReaderIntent
 import org.koitharu.kotatsu.core.parser.MangaDataRepository
 import org.koitharu.kotatsu.core.parser.favicon.faviconUri
 import org.koitharu.kotatsu.core.prefs.AppSettings
@@ -36,8 +38,6 @@ import org.koitharu.kotatsu.parsers.model.Manga
 import org.koitharu.kotatsu.parsers.model.MangaSource
 import org.koitharu.kotatsu.parsers.util.mapNotNullToSet
 import org.koitharu.kotatsu.parsers.util.runCatchingCancellable
-import org.koitharu.kotatsu.reader.ui.ReaderActivity
-import org.koitharu.kotatsu.search.ui.MangaListActivity
 import javax.inject.Inject
 import javax.inject.Singleton
 
@@ -133,7 +133,7 @@ class AppShortcutManager @Inject constructor(
 		}
 	}
 
-	private suspend fun buildShortcutInfo(manga: Manga): ShortcutInfoCompat {
+	private suspend fun buildShortcutInfo(manga: Manga): ShortcutInfoCompat = withContext(Dispatchers.Default) {
 		val icon = runCatchingCancellable {
 			coil.execute(
 				ImageRequest.Builder(context)
@@ -149,17 +149,17 @@ class AppShortcutManager @Inject constructor(
 			onFailure = { IconCompat.createWithResource(context, R.drawable.ic_shortcut_default) },
 		)
 		mangaRepository.storeManga(manga)
-		return ShortcutInfoCompat.Builder(context, manga.id.toString())
+		ShortcutInfoCompat.Builder(context, manga.id.toString())
 			.setShortLabel(manga.title)
 			.setLongLabel(manga.title)
 			.setIcon(icon)
 			.setLongLived(true)
 			.setIntent(
-				ReaderActivity.IntentBuilder(context)
+				ReaderIntent.Builder(context)
 					.mangaId(manga.id)
-					.build(),
-			)
-			.build()
+					.build()
+					.intent,
+			).build()
 	}
 
 	private suspend fun buildShortcutInfo(source: MangaSource): ShortcutInfoCompat = withContext(Dispatchers.Default) {
@@ -181,7 +181,7 @@ class AppShortcutManager @Inject constructor(
 			.setLongLabel(title)
 			.setIcon(icon)
 			.setLongLived(true)
-			.setIntent(MangaListActivity.newIntent(context, source, null))
+			.setIntent(AppRouter.listIntent(context, source, null, null))
 			.build()
 	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/core/os/AppValidator.kt

@@ -1,9 +1,12 @@
 package org.koitharu.kotatsu.core.os
 
+import android.annotation.SuppressLint
 import android.content.Context
 import android.content.pm.PackageManager
 import androidx.core.content.pm.PackageInfoCompat
 import dagger.hilt.android.qualifiers.ApplicationContext
+import kotlinx.coroutines.Dispatchers
+import org.koitharu.kotatsu.parsers.util.suspendlazy.suspendLazy
 import javax.inject.Inject
 import javax.inject.Singleton
 
@@ -11,8 +14,8 @@ import javax.inject.Singleton
 class AppValidator @Inject constructor(
 	@ApplicationContext private val context: Context,
 ) {
-	@Suppress("NewApi")
-	val isOriginalApp by lazy {
+	@SuppressLint("InlinedApi")
+	val isOriginalApp = suspendLazy(Dispatchers.Default) {
 		val certificates = mapOf(CERT_SHA256.hexToByteArray() to PackageManager.CERT_INPUT_SHA256)
 		PackageInfoCompat.hasSignatures(context.packageManager, context.packageName, certificates, false)
 	}

app/src/main/kotlin/org/koitharu/kotatsu/core/os/NetworkState.kt

@@ -69,7 +69,7 @@ class NetworkState(
 				return true
 			}
 			return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
-				activeNetwork?.let { isOnline(it) } ?: false
+				activeNetwork?.let { isOnline(it) } == true
 			} else {
 				@Suppress("DEPRECATION")
 				activeNetworkInfo?.isConnected == true

app/src/main/kotlin/org/koitharu/kotatsu/core/os/OpenDocumentTreeHelper.kt

@@ -0,0 +1,92 @@
+package org.koitharu.kotatsu.core.os
+
+import android.content.Context
+import android.content.Intent
+import android.net.Uri
+import android.os.Build
+import android.os.storage.StorageManager
+import android.provider.DocumentsContract
+import androidx.activity.result.ActivityResultCallback
+import androidx.activity.result.ActivityResultCaller
+import androidx.activity.result.ActivityResultLauncher
+import androidx.activity.result.contract.ActivityResultContract
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.annotation.RequiresApi
+import androidx.core.app.ActivityOptionsCompat
+import org.koitharu.kotatsu.core.util.ext.printStackTraceDebug
+
+// https://stackoverflow.com/questions/77555641/saf-no-activity-found-to-handle-intent-android-intent-action-open-document-tr
+class OpenDocumentTreeHelper(
+	activityResultCaller: ActivityResultCaller,
+	flags: Int,
+	callback: ActivityResultCallback<Uri?>
+) : ActivityResultLauncher<Uri?>() {
+
+	constructor(activityResultCaller: ActivityResultCaller, callback: ActivityResultCallback<Uri?>) : this(
+		activityResultCaller,
+		0,
+		callback,
+	)
+
+	private val pickFileTreeLauncherQ = if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+		activityResultCaller.registerForActivityResult(OpenDocumentTreeContractQ(flags), callback)
+	} else {
+		null
+	}
+	private val pickFileTreeLauncherLegacy = activityResultCaller.registerForActivityResult(
+		contract = OpenDocumentTreeContractLegacy(flags),
+		callback = callback,
+	)
+
+	override fun launch(input: Uri?, options: ActivityOptionsCompat?) {
+		if (pickFileTreeLauncherQ == null) {
+			pickFileTreeLauncherLegacy.launch(input, options)
+			return
+		}
+		try {
+			pickFileTreeLauncherQ.launch(input, options)
+		} catch (e: Exception) {
+			e.printStackTraceDebug()
+			pickFileTreeLauncherLegacy.launch(input, options)
+		}
+	}
+
+	override fun unregister() {
+		pickFileTreeLauncherQ?.unregister()
+		pickFileTreeLauncherLegacy.unregister()
+	}
+
+	override val contract: ActivityResultContract<Uri?, *>
+		get() = pickFileTreeLauncherQ?.contract ?: pickFileTreeLauncherLegacy.contract
+
+	private open class OpenDocumentTreeContractLegacy(
+		private val flags: Int,
+	) : ActivityResultContracts.OpenDocumentTree() {
+
+		override fun createIntent(context: Context, input: Uri?): Intent {
+			val intent = super.createIntent(context, input)
+			intent.addFlags(flags)
+			return intent
+		}
+	}
+
+	@RequiresApi(Build.VERSION_CODES.Q)
+	private class OpenDocumentTreeContractQ(
+		private val flags: Int,
+	) : OpenDocumentTreeContractLegacy(flags) {
+
+		override fun createIntent(context: Context, input: Uri?): Intent {
+			val intent = (context.getSystemService(Context.STORAGE_SERVICE) as? StorageManager)
+				?.primaryStorageVolume
+				?.createOpenDocumentTreeIntent()
+			if (intent == null) { // fallback
+				return super.createIntent(context, input)
+			}
+			intent.addFlags(flags)
+			if (input != null) {
+				intent.putExtra(DocumentsContract.EXTRA_INITIAL_URI, input)
+			}
+			return intent
+		}
+	}
+}

app/src/main/kotlin/org/koitharu/kotatsu/core/os/RomCompat.kt

@@ -0,0 +1,18 @@
+package org.koitharu.kotatsu.core.os
+
+import kotlinx.coroutines.Dispatchers
+import org.jetbrains.annotations.Blocking
+import org.koitharu.kotatsu.parsers.util.suspendlazy.suspendLazy
+import java.io.InputStreamReader
+
+object RomCompat {
+
+	val isMiui = suspendLazy<Boolean>(Dispatchers.IO) {
+		getProp("ro.miui.ui.version.name").isNotEmpty()
+	}
+
+	@Blocking
+	private fun getProp(propName: String) = Runtime.getRuntime().exec("getprop $propName").inputStream.use {
+		it.reader().use(InputStreamReader::readText).trim()
+	}
+}

app/src/main/kotlin/org/koitharu/kotatsu/core/parser/DummyParser.kt

@@ -2,22 +2,22 @@ package org.koitharu.kotatsu.core.parser
 
 import org.koitharu.kotatsu.core.exceptions.UnsupportedSourceException
 import org.koitharu.kotatsu.parsers.MangaLoaderContext
-import org.koitharu.kotatsu.parsers.MangaParser
 import org.koitharu.kotatsu.parsers.config.ConfigKey
+import org.koitharu.kotatsu.parsers.core.AbstractMangaParser
 import org.koitharu.kotatsu.parsers.model.Manga
 import org.koitharu.kotatsu.parsers.model.MangaChapter
-import org.koitharu.kotatsu.parsers.model.MangaListFilter
-import org.koitharu.kotatsu.parsers.model.MangaListFilterCapabilities
 import org.koitharu.kotatsu.parsers.model.MangaListFilterOptions
 import org.koitharu.kotatsu.parsers.model.MangaPage
 import org.koitharu.kotatsu.parsers.model.MangaParserSource
 import org.koitharu.kotatsu.parsers.model.SortOrder
+import org.koitharu.kotatsu.parsers.model.search.MangaSearchQuery
+import org.koitharu.kotatsu.parsers.model.search.MangaSearchQueryCapabilities
 import java.util.EnumSet
 
 /**
  * This parser is just for parser development, it should not be used in releases
  */
-class DummyParser(context: MangaLoaderContext) : MangaParser(context, MangaParserSource.DUMMY) {
+class DummyParser(context: MangaLoaderContext) : AbstractMangaParser(context, MangaParserSource.DUMMY) {
 
 	override val configKeyDomain: ConfigKey.Domain
 		get() = ConfigKey.Domain("localhost")
@@ -25,14 +25,14 @@ class DummyParser(context: MangaLoaderContext) : MangaParser(context, MangaParse
 	override val availableSortOrders: Set<SortOrder>
 		get() = EnumSet.allOf(SortOrder::class.java)
 
-	override val filterCapabilities: MangaListFilterCapabilities
-		get() = MangaListFilterCapabilities()
-
-	override suspend fun getFilterOptions(): MangaListFilterOptions = stub(null)
+	override val searchQueryCapabilities: MangaSearchQueryCapabilities
+		get() = MangaSearchQueryCapabilities()
 
 	override suspend fun getDetails(manga: Manga): Manga = stub(manga)
 
-	override suspend fun getList(offset: Int, order: SortOrder, filter: MangaListFilter): List<Manga> = stub(null)
+	override suspend fun getFilterOptions(): MangaListFilterOptions = stub(null)
+
+	override suspend fun getList(query: MangaSearchQuery): List<Manga> = stub(null)
 
 	override suspend fun getPages(chapter: MangaChapter): List<MangaPage> = stub(null)
 

app/src/main/kotlin/org/koitharu/kotatsu/core/parser/MangaDataRepository.kt

@@ -14,6 +14,8 @@ import org.koitharu.kotatsu.core.db.entity.toManga
 import org.koitharu.kotatsu.core.db.entity.toMangaTags
 import org.koitharu.kotatsu.core.model.LocalMangaSource
 import org.koitharu.kotatsu.core.model.isLocal
+import org.koitharu.kotatsu.core.nav.MangaIntent
+import org.koitharu.kotatsu.core.os.AppShortcutManager
 import org.koitharu.kotatsu.core.prefs.ReaderMode
 import org.koitharu.kotatsu.core.util.ext.toFileOrNull
 import org.koitharu.kotatsu.parsers.model.Manga
@@ -27,6 +29,7 @@ import javax.inject.Provider
 class MangaDataRepository @Inject constructor(
 	private val db: MangaDatabase,
 	private val resolverProvider: Provider<MangaLinkResolver>,
+	private val appShortcutManagerProvider: Provider<AppShortcutManager>,
 ) {
 
 	suspend fun saveReaderMode(manga: Manga, mode: ReaderMode) {
@@ -45,8 +48,8 @@ class MangaDataRepository @Inject constructor(
 				entity.copy(
 					cfBrightness = colorFilter?.brightness ?: 0f,
 					cfContrast = colorFilter?.contrast ?: 0f,
-					cfInvert = colorFilter?.isInverted ?: false,
-					cfGrayscale = colorFilter?.isGrayscale ?: false,
+					cfInvert = colorFilter?.isInverted == true,
+					cfGrayscale = colorFilter?.isGrayscale == true,
 				),
 			)
 		}
@@ -70,8 +73,13 @@ class MangaDataRepository @Inject constructor(
 			.distinctUntilChanged()
 	}
 
-	suspend fun findMangaById(mangaId: Long): Manga? {
-		return db.getMangaDao().find(mangaId)?.toManga()
+	suspend fun findMangaById(mangaId: Long, withChapters: Boolean): Manga? {
+		val chapters = if (withChapters) {
+			db.getChaptersDao().findAll(mangaId).takeUnless { it.isEmpty() }
+		} else {
+			null
+		}
+		return db.getMangaDao().find(mangaId)?.toManga(chapters)
 	}
 
 	suspend fun findMangaByPublicUrl(publicUrl: String): Manga? {
@@ -80,7 +88,7 @@ class MangaDataRepository @Inject constructor(
 
 	suspend fun resolveIntent(intent: MangaIntent): Manga? = when {
 		intent.manga != null -> intent.manga
-		intent.mangaId != 0L -> findMangaById(intent.mangaId)
+		intent.mangaId != 0L -> findMangaById(intent.mangaId, true)
 		intent.uri != null -> resolverProvider.get().resolve(intent.uri)
 		else -> null
 	}
@@ -97,10 +105,26 @@ class MangaDataRepository @Inject constructor(
 				val tags = manga.tags.toEntities()
 				db.getTagsDao().upsert(tags)
 				db.getMangaDao().upsert(manga.toEntity(), tags)
+				if (!manga.isLocal) {
+					manga.chapters?.let { chapters ->
+						db.getChaptersDao().replaceAll(manga.id, chapters.withIndex().toEntities(manga.id))
+					}
+				}
 			}
 		}
 	}
 
+	suspend fun updateChapters(manga: Manga) {
+		val chapters = manga.chapters
+		if (!chapters.isNullOrEmpty() && manga.id in db.getMangaDao()) {
+			db.getChaptersDao().replaceAll(manga.id, chapters.withIndex().toEntities(manga.id))
+		}
+	}
+
+	suspend fun gcChaptersCache() {
+		db.getChaptersDao().gc()
+	}
+
 	suspend fun findTags(source: MangaSource): Set<MangaTag> {
 		return db.getTagsDao().findTags(source.name).toMangaTags()
 	}
@@ -114,6 +138,14 @@ class MangaDataRepository @Inject constructor(
 		}
 	}
 
+	suspend fun cleanupDatabase() {
+		db.withTransaction {
+			gcChaptersCache()
+			val idsFromShortcuts = appShortcutManagerProvider.get().getMangaShortcuts()
+			db.getMangaDao().cleanup(idsFromShortcuts)
+		}
+	}
+
 	private fun MangaPrefsEntity.getColorFilterOrNull(): ReaderColorFilter? {
 		return if (cfBrightness != 0f || cfContrast != 0f || cfInvert || cfGrayscale) {
 			ReaderColorFilter(cfBrightness, cfContrast, cfInvert, cfGrayscale)

app/src/main/kotlin/org/koitharu/kotatsu/core/parser/MangaLinkResolver.kt

@@ -6,13 +6,14 @@ import dagger.Reusable
 import org.koitharu.kotatsu.core.model.MangaSource
 import org.koitharu.kotatsu.core.model.UnknownMangaSource
 import org.koitharu.kotatsu.core.model.isNsfw
-import org.koitharu.kotatsu.core.util.ext.ifNullOrEmpty
+import org.koitharu.kotatsu.core.util.ext.isHttpUrl
 import org.koitharu.kotatsu.parsers.MangaLoaderContext
 import org.koitharu.kotatsu.parsers.exception.NotFoundException
 import org.koitharu.kotatsu.parsers.model.Manga
 import org.koitharu.kotatsu.parsers.model.MangaListFilter
 import org.koitharu.kotatsu.parsers.model.MangaSource
 import org.koitharu.kotatsu.parsers.util.almostEquals
+import org.koitharu.kotatsu.parsers.util.ifNullOrEmpty
 import org.koitharu.kotatsu.parsers.util.levenshteinDistance
 import org.koitharu.kotatsu.parsers.util.runCatchingCancellable
 import javax.inject.Inject
@@ -109,4 +110,11 @@ class MangaLinkResolver @Inject constructor(
 		chapters = null,
 		source = source,
 	)
+
+	companion object {
+
+		fun isValidLink(str: String): Boolean {
+			return str.isHttpUrl() || str.startsWith("kotatsu://", ignoreCase = true)
+		}
+	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/core/parser/MangaLoaderContextImpl.kt

@@ -2,12 +2,10 @@ package org.koitharu.kotatsu.core.parser
 
 import android.annotation.SuppressLint
 import android.content.Context
-import android.graphics.BitmapFactory
 import android.util.Base64
 import android.webkit.WebView
 import androidx.annotation.MainThread
 import androidx.core.os.LocaleListCompat
-import com.davemorrissey.labs.subscaleview.decoder.ImageDecodeException
 import dagger.hilt.android.qualifiers.ApplicationContext
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.runBlocking
@@ -17,6 +15,7 @@ import okhttp3.OkHttpClient
 import okhttp3.Response
 import okhttp3.ResponseBody.Companion.asResponseBody
 import okio.Buffer
+import org.koitharu.kotatsu.core.image.BitmapDecoderCompat
 import org.koitharu.kotatsu.core.network.MangaHttpClient
 import org.koitharu.kotatsu.core.network.cookies.MutableCookieJar
 import org.koitharu.kotatsu.core.prefs.SourceSettings
@@ -24,6 +23,7 @@ import org.koitharu.kotatsu.core.util.ext.configureForParser
 import org.koitharu.kotatsu.core.util.ext.printStackTraceDebug
 import org.koitharu.kotatsu.core.util.ext.sanitizeHeaderValue
 import org.koitharu.kotatsu.core.util.ext.toList
+import org.koitharu.kotatsu.core.util.ext.toMimeType
 import org.koitharu.kotatsu.core.util.ext.use
 import org.koitharu.kotatsu.parsers.MangaLoaderContext
 import org.koitharu.kotatsu.parsers.bitmap.Bitmap
@@ -31,7 +31,6 @@ import org.koitharu.kotatsu.parsers.config.MangaSourceConfig
 import org.koitharu.kotatsu.parsers.model.MangaSource
 import org.koitharu.kotatsu.parsers.network.UserAgents
 import org.koitharu.kotatsu.parsers.util.map
-import org.koitharu.kotatsu.parsers.util.mimeType
 import java.lang.ref.WeakReference
 import java.util.Locale
 import javax.inject.Inject
@@ -80,15 +79,14 @@ class MangaLoaderContextImpl @Inject constructor(
 
 	override fun redrawImageResponse(response: Response, redraw: (image: Bitmap) -> Bitmap): Response {
 		return response.map { body ->
-			val opts = BitmapFactory.Options()
-			opts.inMutable = true
-			BitmapFactory.decodeStream(body.byteStream(), null, opts)?.use { bitmap ->
-				(redraw(BitmapWrapper.create(bitmap)) as BitmapWrapper).use { result ->
-					Buffer().also {
-						result.compressTo(it.outputStream())
-					}.asResponseBody("image/jpeg".toMediaType())
+			BitmapDecoderCompat.decode(body.byteStream(), body.contentType()?.toMimeType(), isMutable = true)
+				.use { bitmap ->
+					(redraw(BitmapWrapper.create(bitmap)) as BitmapWrapper).use { result ->
+						Buffer().also {
+							result.compressTo(it.outputStream())
+						}.asResponseBody("image/jpeg".toMediaType())
+					}
 				}
-			} ?: throw ImageDecodeException(response.request.url.toString(), response.mimeType)
 		}
 	}
 

app/src/main/kotlin/org/koitharu/kotatsu/core/parser/ParserMangaRepository.kt

@@ -18,7 +18,6 @@ import org.koitharu.kotatsu.parsers.model.MangaListFilterOptions
 import org.koitharu.kotatsu.parsers.model.MangaPage
 import org.koitharu.kotatsu.parsers.model.MangaParserSource
 import org.koitharu.kotatsu.parsers.model.SortOrder
-import org.koitharu.kotatsu.parsers.util.domain
 import org.koitharu.kotatsu.parsers.util.runCatchingCancellable
 import org.koitharu.kotatsu.parsers.util.suspendlazy.suspendLazy
 
@@ -58,13 +57,7 @@ class ParserMangaRepository(
 	val domains: Array<out String>
 		get() = parser.configKeyDomain.presetValues
 
-	override fun intercept(chain: Interceptor.Chain): Response {
-		return if (parser is Interceptor) {
-			parser.intercept(chain)
-		} else {
-			chain.proceed(chain.request())
-		}
-	}
+	override fun intercept(chain: Interceptor.Chain): Response = parser.intercept(chain)
 
 	override suspend fun getList(offset: Int, order: SortOrder?, filter: MangaListFilter?): List<Manga> {
 		return mirrorSwitchInterceptor.withMirrorSwitching {
@@ -96,7 +89,7 @@ class ParserMangaRepository(
 		parser.getDetails(manga)
 	}
 
-	fun getAuthProvider(): MangaParserAuthProvider? = parser as? MangaParserAuthProvider
+	fun getAuthProvider(): MangaParserAuthProvider? = parser.authorizationProvider
 
 	fun getRequestHeaders() = parser.getRequestHeaders()
 

app/src/main/kotlin/org/koitharu/kotatsu/core/parser/external/ExternalMangaRepository.kt

@@ -42,7 +42,7 @@ class ExternalMangaRepository(
 
 	override var defaultSortOrder: SortOrder
 		get() = capabilities?.availableSortOrders?.firstOrNull() ?: SortOrder.ALPHABETICAL
-		set(_) = Unit
+		set(value) = Unit
 
 	override suspend fun getFilterOptions(): MangaListFilterOptions = filterOptions.get()
 

app/src/main/kotlin/org/koitharu/kotatsu/core/parser/external/ExternalPluginContentSource.kt

@@ -7,8 +7,6 @@ import androidx.collection.ArraySet
 import androidx.core.net.toUri
 import org.jetbrains.annotations.Blocking
 import org.koitharu.kotatsu.core.exceptions.IncompatiblePluginException
-import org.koitharu.kotatsu.core.util.ext.ifNullOrEmpty
-import org.koitharu.kotatsu.parsers.exception.NotFoundException
 import org.koitharu.kotatsu.parsers.model.ContentRating
 import org.koitharu.kotatsu.parsers.model.ContentType
 import org.koitharu.kotatsu.parsers.model.Demographic
@@ -22,6 +20,7 @@ import org.koitharu.kotatsu.parsers.model.MangaState
 import org.koitharu.kotatsu.parsers.model.MangaTag
 import org.koitharu.kotatsu.parsers.model.SortOrder
 import org.koitharu.kotatsu.parsers.util.find
+import org.koitharu.kotatsu.parsers.util.ifNullOrEmpty
 import org.koitharu.kotatsu.parsers.util.mapNotNullToSet
 import org.koitharu.kotatsu.parsers.util.splitTwoParts
 import java.util.EnumSet
@@ -82,7 +81,7 @@ class ExternalPluginContentSource(
 			publicUrl = details.publicUrl.ifEmpty { manga.publicUrl },
 			rating = maxOf(details.rating, manga.rating),
 			isNsfw = details.isNsfw,
-			coverUrl = details.coverUrl.ifEmpty { manga.coverUrl },
+			coverUrl = details.coverUrl.ifNullOrEmpty { manga.coverUrl },
 			tags = details.tags + manga.tags,
 			state = details.state ?: manga.state,
 			author = details.author.ifNullOrEmpty { manga.author },
@@ -230,7 +229,7 @@ class ExternalPluginContentSource(
 					do {
 						result += MangaChapter(
 							id = cursor.getLong(COLUMN_ID),
-							name = cursor.getString(COLUMN_NAME),
+							title = cursor.getStringOrNull(COLUMN_NAME),
 							number = cursor.getFloatOrDefault(COLUMN_NUMBER, 0f),
 							volume = cursor.getIntOrDefault(COLUMN_VOLUME, 0),
 							url = cursor.getString(COLUMN_URL),
@@ -253,7 +252,7 @@ class ExternalPluginContentSource(
 		publicUrl = getString(COLUMN_PUBLIC_URL),
 		rating = getFloat(COLUMN_RATING),
 		isNsfw = getBooleanOrDefault(COLUMN_IS_NSFW, false),
-		coverUrl = getString(COLUMN_COVER_URL),
+		coverUrl = getStringOrNull(COLUMN_COVER_URL),
 		tags = getStringOrNull(COLUMN_TAGS)?.split(':')?.mapNotNullToSet {
 			val parts = it.splitTwoParts('=') ?: return@mapNotNullToSet null
 			MangaTag(key = parts.first, title = parts.second, source = source)