Update parsers

Currently translated at 100.0% (405 of 405 strings)

Co-authored-by: Koitharu <nvasya95@gmail.com>
Translate-URL: https://hosted.weblate.org/projects/kotatsu/strings/ru/
Translation: Kotatsu/Strings

.editorconfig

@@ -0,0 +1,20 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 4
+indent_style = tab
+insert_final_newline = true
+max_line_length = 120
+tab_width = 4
+# noinspection EditorConfigKeyCorrectness
+disabled_rules = no-wildcard-imports, no-unused-imports
+
+[{*.ant,*.fxml,*.jhm,*.jnlp,*.jrxml,*.rng,*.tld,*.wsdl,*.xml,*.xsd,*.xsl,*.xslt,*.xul}]
+ij_continuation_indent_size = 4
+
+[{*.kt,*.kts}]
+ij_kotlin_allow_trailing_comma_on_call_site = true
+ij_kotlin_allow_trailing_comma = true
+ij_kotlin_code_style_defaults = KOTLIN_OFFICIAL

.github/FUNDING.yml

@@ -1 +1,2 @@
-custom: ["https://money.yandex.ru/to/410012543938752"]
+ko_fi: xtimms
+custom: ["https://yoomoney.ru/to/410012543938752"]

.github/ISSUE_TEMPLATE.md

@@ -0,0 +1,29 @@
+**PLEASE READ THIS**
+
+I acknowledge that:
+
+- I have updated to the latest version of the app (https://github.com/KotatsuApp/Kotatsu/releases/latest)
+- If this is an issue with a parser, that I should be opening an issue in https://github.com/KotatsuApp/kotatsu-parsers
+- I have searched the existing issues and this is new ticket **NOT** a duplicate or related to another open or closed issue
+- I will fill out the title and the information in this template
+
+Note that the issue will be automatically closed if you do not fill out the title or requested information.
+
+**DELETE THIS SECTION IF YOU HAVE READ AND ACKNOWLEDGED IT**
+
+---
+
+## Device information
+* Kotatsu version: ?
+* Android version: ?
+* Device: ?
+
+## Steps to reproduce
+1. First step
+2. Second step
+
+## Issue/Request
+?
+
+## Other details
+Additional details and attachments.

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,5 @@
+blank_issues_enabled: false
+contact_links:
+    - name: ⚠️ Source issue
+      url: https://github.com/KotatsuApp/kotatsu-parsers/issues/new
+      about: If you have troubles with a manga parser or want to propose new manga source, please open an issue in the kotatsu-parsers repository instead

.github/ISSUE_TEMPLATE/report_bug.yml

@@ -0,0 +1,64 @@
+name: 🐞 Bug report
+description: Report a bug in Kotatsu
+labels: [bug]
+body:
+
+    - type: textarea
+      id: summary
+      attributes:
+          label: Brief summary
+          description: Please describe, what went wrong
+      validations:
+          required: true
+
+    - type: textarea
+      id: reproduce-steps
+      attributes:
+          label: Steps to reproduce
+          description: Please provide a way to reproduce this issue. Screenshots or videos can be very helpful
+          placeholder: |
+              Example:
+                1. First step
+                2. Second step
+                3. Issue here
+      validations:
+          required: false
+
+
+    - type: input
+      id: kotatsu-version
+      attributes:
+          label: Kotatsu version
+          description: You can find your Kotatsu version in **Settings → About**.
+          placeholder: |
+              Example: "3.3"
+      validations:
+          required: true
+
+    - type: input
+      id: android-version
+      attributes:
+          label: Android version
+          description: You can find this somewhere in your Android settings.
+          placeholder: |
+              Example: "12.0"
+      validations:
+          required: true
+
+    - type: input
+      id: device
+      attributes:
+          label: Device
+          description: List your device and model.
+          placeholder: |
+              Example: "LG Nexus 5X"
+      validations:
+          required: false
+
+    - type: checkboxes
+      id: acknowledgements
+      attributes:
+          label: Acknowledgements
+          options:
+              - label: I have searched the existing issues and this is a new ticket, **NOT** a duplicate or related to another open issue.
+                required: true

.github/ISSUE_TEMPLATE/request_feature.yml

@@ -0,0 +1,24 @@
+name: ⭐ Feature request
+description: Suggest a new idea how to improve Kotatsu
+labels: [feature request]
+body:
+
+    - type: textarea
+      id: feature-description
+      attributes:
+          label: Describe your suggested feature
+          description: How can Kotatsu be improved?
+          placeholder: |
+              Example:
+                "It should work like this..."
+      validations:
+          required: true
+
+    - type: checkboxes
+      id: acknowledgements
+      attributes:
+          label: Acknowledgements
+          description: Read this carefully, we will close and ignore your issue if you skimmed through this.
+          options:
+              - label: I have searched the existing issues and this is a new ticket, **NOT** a duplicate or related to another open issue.
+                required: true

.github/workflows/issue_moderator.yml

@@ -0,0 +1,29 @@
+name: Issue moderator
+
+on:
+  issues:
+    types: [opened, edited, reopened]
+  issue_comment:
+    types: [created]
+
+jobs:
+  moderate:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Moderate issues
+        uses: tachiyomiorg/issue-moderator-action@v1
+        with:
+           repo-token: ${{ secrets.GITHUB_TOKEN }}
+           auto-close-rules: |
+             [
+               {
+                 "type": "body",
+                 "regex": ".*DELETE THIS SECTION IF YOU HAVE READ AND ACKNOWLEDGED IT.*",
+                 "message": "The acknowledgment section was not removed."
+               },
+               {
+                 "type": "body",
+                 "regex": ".*\\* (Kotatsu version|Android version|Device): \\?.*",
+                 "message": "Requested information in the template was not filled out."
+               }
+             ]

.gitignore

@@ -3,10 +3,18 @@
 /local.properties
 /.idea/caches
 /.idea/libraries
+/.idea/dictionaries
 /.idea/modules.xml
+/.idea/misc.xml
+/.idea/discord.xml
+/.idea/compiler.xml
 /.idea/workspace.xml
 /.idea/navEditor.xml
 /.idea/assetWizardSettings.xml
+/.idea/kotlinScripting.xml
+/.idea/deploymentTargetDropDown.xml
+/.idea/androidTestResultsUserPreferences.xml
+/.idea/render.experimental.xml
 .DS_Store
 /build
 /captures

.idea/codeStyles/Project.xml

@@ -23,6 +23,7 @@
       </option>
     </AndroidXmlCodeStyleSettings>
     <JetCodeStyleSettings>
+      <option name="ALLOW_TRAILING_COMMA" value="true" />
       <option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
     </JetCodeStyleSettings>
     <codeStyleSettings language="CMake">

.idea/compiler.xml

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-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="CompilerConfiguration">
-    <bytecodeTargetLevel target="1.8" />
-  </component>
-</project>

.idea/dictionaries/admin.xml

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-  <dictionary name="admin">
-    <words>
-      <w>chucker</w>
-      <w>desu</w>
-      <w>failsafe</w>
-      <w>koin</w>
-      <w>kotatsu</w>
-      <w>manga</w>
-      <w>upsert</w>
-      <w>webtoon</w>
-    </words>
-  </dictionary>
-</component>

.idea/gradle.xml

@@ -4,18 +4,16 @@
   <component name="GradleSettings">
     <option name="linkedExternalProjectsSettings">
       <GradleProjectSettings>
-        <option name="testRunner" value="PLATFORM" />
+        <option name="testRunner" value="GRADLE" />
         <option name="distributionType" value="DEFAULT_WRAPPED" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
-        <option name="gradleJvm" value="1.8" />
+        <option name="gradleJvm" value="jbr-17" />
         <option name="modules">
           <set>
             <option value="$PROJECT_DIR$" />
             <option value="$PROJECT_DIR$/app" />
           </set>
         </option>
-        <option name="resolveModulePerSourceSet" value="false" />
-        <option name="useQualifiedModuleNames" value="true" />
       </GradleProjectSettings>
     </option>
   </component>

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+   xmlns:svg="http://www.w3.org/2000/svg"
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+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
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+       style="fill:#ffffff"
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+       transform="matrix(0.78124721,0,0,0.78124721,107.12096,160.74809)" />
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+       style="fill:#ffffff"
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+       transform="matrix(0.78124721,0,0,0.78124721,107.12096,160.74809)" />
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+       style="fill:#ffffff"
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+       transform="matrix(0.78124721,0,0,0.78124721,107.12096,160.74809)" />
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+       style="fill:#ffffff"
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+       transform="matrix(0.78124721,0,0,0.78124721,107.12096,160.74809)" />
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+       style="fill:#ffffff"
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+       transform="matrix(0.78124721,0,0,0.78124721,107.12096,160.74809)" />
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+       style="fill:#ef5350;fill-opacity:1;stroke:none;stroke-width:5.18208;stroke-linecap:round;stroke-linejoin:round"
+       d="m 344.3189,392.83707 c -4.60362,-2.75958 -5.36974,-9.69605 -1.45595,-13.18226 0.54459,-0.48508 5.34567,-3.07035 10.66909,-5.74503 7.5498,-3.79328 10.16725,-4.86303 11.89884,-4.86303 1.73503,0 4.42542,1.10391 12.3172,5.05396 11.72559,5.86898 12.60994,6.68326 12.60994,11.61118 0,3.40408 -0.99553,5.20819 -4.00363,7.25549 -3.08358,2.09867 -5.44113,1.68547 -13.60905,-2.38528 l -7.19926,-3.58796 -7.37198,3.59617 c -8.3911,4.09331 -10.26721,4.39753 -13.8552,2.24676 z"
+       id="path944" />
+    <path
+       style="fill:#ef5350;fill-opacity:1;stroke:none;stroke-width:5.18208;stroke-linecap:round;stroke-linejoin:round"
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+       id="path946" />
+    <path
+       style="fill:#ef5350;fill-opacity:1;stroke:none;stroke-width:5.18208;stroke-linecap:round;stroke-linejoin:round"
+       d="m 228.11707,393.18031 c -1.0244,-0.54435 -2.42484,-1.80721 -3.11209,-2.80633 -1.05812,-1.53828 -1.2181,-2.32693 -1.04433,-5.14815 0.29039,-4.71472 1.41139,-5.70783 12.90113,-11.42937 7.71258,-3.84061 9.99443,-4.74971 11.92193,-4.74971 1.94819,0 4.22735,0.92952 12.47354,5.08716 8.66324,4.3679 10.26522,5.3693 11.33052,7.08263 3.53608,5.68714 -0.55313,12.95355 -7.28968,12.95355 -1.25225,0 -4.29453,-1.20187 -9.08226,-3.58799 l -7.19927,-3.58796 -7.37197,3.59617 c -8.07507,3.93914 -10.21699,4.34922 -13.52752,2.59 z"
+       id="path948" />
+  </g>
+</svg>

.idea/inspectionProfiles/Project_Default.xml

@@ -1,7 +1,17 @@
 <component name="InspectionProjectProfileManager">
   <profile version="1.0">
     <option name="myName" value="Project Default" />
-    <inspection_tool class="BooleanLiteralArgument" enabled="true" level="WEAK WARNING" enabled_by_default="true" />
+    <inspection_tool class="BooleanLiteralArgument" enabled="false" level="WEAK WARNING" enabled_by_default="false" />
+    <inspection_tool class="Destructure" enabled="true" level="INFO" enabled_by_default="true" />
+    <inspection_tool class="FillClass" enabled="true" level="INFORMATION" enabled_by_default="true">
+      <option name="withoutDefaultValues" value="true" />
+    </inspection_tool>
+    <inspection_tool class="KeySetIterationMayUseEntrySet" enabled="true" level="WARNING" enabled_by_default="true" />
+    <inspection_tool class="KotlinFunctionArgumentsHelper" enabled="true" level="INFORMATION" enabled_by_default="true">
+      <option name="withoutDefaultValues" value="true" />
+    </inspection_tool>
+    <inspection_tool class="ReplaceCollectionCountWithSize" enabled="true" level="WEAK WARNING" enabled_by_default="true" />
     <inspection_tool class="TrailingComma" enabled="true" level="INFORMATION" enabled_by_default="true" />
+    <inspection_tool class="ZeroLengthArrayInitialization" enabled="true" level="WARNING" enabled_by_default="true" />
   </profile>
 </component>

.idea/jarRepositories.xml

@@ -31,5 +31,15 @@
       <option name="name" value="maven2" />
       <option name="url" value="https://dl.bintray.com/kotlin/kotlin-eap" />
     </remote-repository>
+    <remote-repository>
+      <option name="id" value="MavenRepo" />
+      <option name="name" value="MavenRepo" />
+      <option name="url" value="https://repo.maven.apache.org/maven2/" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="maven2" />
+      <option name="name" value="maven2" />
+      <option name="url" value="https://maven.pkg.github.com/nv95/kotatsu-parsers" />
+    </remote-repository>
   </component>
 </project>

.idea/kotlinc.xml

@@ -3,4 +3,7 @@
   <component name="Kotlin2JvmCompilerArguments">
     <option name="jvmTarget" value="1.8" />
   </component>
+  <component name="KotlinJpsPluginSettings">
+    <option name="version" value="1.8.0" />
+  </component>
 </project>

.idea/ktlint.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="KtlintProjectConfiguration">
+    <enableKtlint>false</enableKtlint>
+    <androidMode>true</androidMode>
+    <treatAsErrors>false</treatAsErrors>
+    <disabledRules>
+      <list>
+        <option value="no-empty-first-line-in-method-block" />
+      </list>
+    </disabledRules>
+  </component>
+</project>

.idea/misc.xml

@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
-    <output url="file://$PROJECT_DIR$/build/classes" />
-  </component>
-  <component name="ProjectType">
-    <option name="id" value="Android" />
-  </component>
-</project>

.idea/render.experimental.xml

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="RenderSettings">
-    <option name="quality" value="0.25" />
-  </component>
-</project>

.idea/runConfigurations.xml

@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="RunConfigurationProducerService">
-    <option name="ignoredProducers">
-      <set>
-        <option value="org.jetbrains.plugins.gradle.execution.test.runner.AllInPackageGradleConfigurationProducer" />
-        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestClassGradleConfigurationProducer" />
-        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestMethodGradleConfigurationProducer" />
-      </set>
-    </option>
-  </component>
-</project>

.travis.yml

@@ -1,15 +0,0 @@
-language: android
-dist: trusty
-jdk:
-  - oraclejdk8
-android:
-  components:
-    - tools
-    - platform-tools-29.0.6
-    - build-tools-29.0.3
-    - android-29
-  licenses:
-    - android-sdk-preview-license-.+
-    - android-sdk-license-.+
-    - google-gdk-license-.+
-script: ./gradlew -Dorg.gradle.jvmargs=-Xmx1536m assembleDebug lintDebug

README.md

@@ -1,44 +1,58 @@
-# Kotatsu 
+# Kotatsu
 
 Kotatsu is a free and open source manga reader for Android.
 
-![Android 5.0](https://img.shields.io/badge/android-5.0+-brightgreen) ![Kotlin](https://img.shields.io/github/languages/top/nv95/Kotatsu) [![Build Status](https://travis-ci.org/nv95/Kotatsu.svg?branch=master)](https://travis-ci.org/nv95/Kotatsu) ![License](https://img.shields.io/github/license/nv95/Kotatsu) [![4pda](https://img.shields.io/badge/discuss-4pda-2982CC)](http://4pda.ru/forum/index.php?showtopic=697669)
+![Android 5.0](https://img.shields.io/badge/android-5.0+-brightgreen) ![Kotlin](https://img.shields.io/github/languages/top/KotatsuApp/Kotatsu) ![License](https://img.shields.io/github/license/KotatsuApp/Kotatsu) [![weblate](https://hosted.weblate.org/widgets/kotatsu/-/strings/svg-badge.svg)](https://hosted.weblate.org/engage/kotatsu/) [![4pda](https://img.shields.io/badge/discuss-4pda-2982CC)](http://4pda.ru/forum/index.php?showtopic=697669) [![Discord](https://img.shields.io/discord/898363402467045416?color=5865f2&label=discord)](https://discord.gg/NNJ5RgVBC5)
 
 ### Download
 
-Latest release: [get here](https://github.com/nv95/Kotatsu/releases/latest)
+[<img src="https://fdroid.gitlab.io/artwork/badge/get-it-on.png"
+alt="Get it on F-Droid"
+height="80">](https://f-droid.org/packages/org.koitharu.kotatsu)
 
-Legacy build (Android 4.1+): [available here](https://github.com/nv95/Kotatsu/releases/tag/v0.4-legacy)
+Download APK directly from GitHub:
+
+- **[Latest release](https://github.com/KotatsuApp/Kotatsu/releases/latest)**
 
 ### Main Features
 
 * Online manga catalogues
-* Search manga by name and genre
-* Reading history
-* Favourites with custom categories
-* Saving manga and reading it offline
-* Tablet-optimized modern UI
-* Reading third-party comics from CBZ
+* Search manga by name and genres
+* Reading history and bookmarks
+* Favourites 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 reader
-* Notifications about new chapters
-* Updates feed
-* Global search
+* Notifications about new chapters with updates feed
+* Shikimori integration (manga tracking)
+* Password/fingerprint protect access to the app
+* History and favourites [synchronization](https://github.com/KotatsuApp/kotatsu-syncserver) across devices
 
 ### Screenshots
 
-| ![Screenshot_20200226-210337](https://user-images.githubusercontent.com/8948226/80315102-3478db00-87fe-11ea-9ce8-4bbd1c254b2b.png) | ![Screenshot_20200226-210310](https://user-images.githubusercontent.com/8948226/80315110-3f337000-87fe-11ea-95df-944c196b6667.png) | ![Screenshot_20200226-210232](https://user-images.githubusercontent.com/8948226/80315121-49ee0500-87fe-11ea-8d9b-537a041bbf2f.png) |
-|---|---|---|
-| ![Screenshot_20200226-210405](https://user-images.githubusercontent.com/8948226/80315130-55d9c700-87fe-11ea-8350-2c8452906eb7.png)  | ![Screenshot_20200226-210151](https://user-images.githubusercontent.com/8948226/80315135-612cf280-87fe-11ea-984c-aa18567d5bbc.png) | ![Screenshot_20200226-210223](https://user-images.githubusercontent.com/8948226/80315146-6be78780-87fe-11ea-8439-ca1ca578172b.png) |
+| ![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) |
+
+| ![](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) |
+|-----------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------|
+
+### Localization
+
+[<img src="https://hosted.weblate.org/widgets/kotatsu/-/287x66-white.png" alt="Translation status">](https://hosted.weblate.org/engage/kotatsu/)
+
+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/)
 
 ### License
-[![GNU GPLv3 Image](https://www.gnu.org/graphics/gplv3-127x51.png)](http://www.gnu.org/licenses/gpl-3.0.en.html)  
 
-Kotatsu is Free Software: You can use, study share and improve it at your
-will. Specifically you can redistribute and/or modify it under the terms of the
-[GNU General Public License](https://www.gnu.org/licenses/gpl.html) as
-published by the Free Software Foundation, either version 3 of the License, or
-(at your option) any later version.  
+[![GNU GPLv3 Image](https://www.gnu.org/graphics/gplv3-127x51.png)](http://www.gnu.org/licenses/gpl-3.0.en.html)
 
-### Disclaimer
+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.
 
-The developers of this application does not have any affiliation with the content providers available.
+### DMCA disclaimer
+
+The developers of this application does not have any affiliation with the content available in the app.
+It is collecting from the sources freely available through any web browser.

app/build.gradle

@@ -1,36 +1,36 @@
 plugins {
 	id 'com.android.application'
 	id 'kotlin-android'
-	id 'kotlin-android-extensions'
 	id 'kotlin-kapt'
+	id 'kotlin-parcelize'
+	id 'dagger.hilt.android.plugin'
 }
 
-def gitCommits = 'git rev-list --count HEAD'.execute([], rootDir).text.trim().toInteger()
-
 android {
-	compileSdkVersion 29
-	buildToolsVersion '29.0.3'
+	compileSdk = 33
+	buildToolsVersion = '33.0.1'
+	namespace = 'org.koitharu.kotatsu'
 
 	defaultConfig {
 		applicationId 'org.koitharu.kotatsu'
 		minSdkVersion 21
-		targetSdkVersion 29
-		versionCode gitCommits
-		versionName '0.5'
+		targetSdkVersion 33
+		versionCode 512
+		versionName '4.3.1'
+		generatedDensities = []
+		testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
 
 		kapt {
 			arguments {
 				arg 'room.schemaLocation', "$projectDir/schemas".toString()
 			}
 		}
-	}
-	compileOptions {
-		sourceCompatibility JavaVersion.VERSION_1_8
-		targetCompatibility JavaVersion.VERSION_1_8
-	}
-	kotlinOptions {
-		jvmTarget = JavaVersion.VERSION_1_8.toString()
-		freeCompilerArgs += "-Xopt-in=kotlinx.coroutines.ExperimentalCoroutinesApi"
+
+		// define this values in your local.properties file
+		buildConfigField 'String', 'SHIKIMORI_CLIENT_ID', "\"${localProperty('shikimori.clientId')}\""
+		buildConfigField 'String', 'SHIKIMORI_CLIENT_SECRET', "\"${localProperty('shikimori.clientSecret')}\""
+		resValue "string", "acra_login", "${localProperty('acra.login')}"
+		resValue "string", "acra_password", "${localProperty('acra.password')}"
 	}
 	buildTypes {
 		debug {
@@ -43,61 +43,114 @@ android {
 			proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
 		}
 	}
-	lintOptions {
-		disable 'MissingTranslation'
+	buildFeatures {
+		viewBinding true
+	}
+	sourceSets {
+		androidTest.assets.srcDirs += files("$projectDir/schemas".toString())
+	}
+	compileOptions {
+		sourceCompatibility JavaVersion.VERSION_1_8
+		targetCompatibility JavaVersion.VERSION_1_8
+	}
+	kotlinOptions {
+		jvmTarget = JavaVersion.VERSION_1_8.toString()
+		freeCompilerArgs += [
+			'-opt-in=kotlin.ExperimentalStdlibApi',
+			'-opt-in=kotlinx.coroutines.ExperimentalCoroutinesApi',
+			'-opt-in=kotlinx.coroutines.FlowPreview',
+			'-opt-in=kotlin.contracts.ExperimentalContracts',
+			'-opt-in=coil.annotation.ExperimentalCoilApi',
+			'-opt-in=com.google.android.material.badge.ExperimentalBadgeUtils',
+		]
+	}
+	lint {
 		abortOnError false
+		disable 'MissingTranslation', 'PrivateResource', 'NotifyDataSetChanged'
 	}
 	testOptions {
-		unitTests.includeAndroidResources = true
-		unitTests.returnDefaultValues = true
+		unitTests.includeAndroidResources true
+		unitTests.returnDefaultValues false
+		kotlinOptions {
+			freeCompilerArgs += ['-opt-in=org.koitharu.kotatsu.parsers.InternalParsersApi']
+		}
 	}
 }
-androidExtensions {
-	experimental = true
+afterEvaluate {
+	compileDebugKotlin {
+		kotlinOptions {
+			freeCompilerArgs += ['-opt-in=org.koitharu.kotatsu.parsers.InternalParsersApi']
+		}
+	}
 }
 dependencies {
-	implementation fileTree(dir: 'libs', include: ['*.jar', '*.aar'])
-	implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
-	implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.7'
-	implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.7'
+	implementation('com.github.KotatsuApp:kotatsu-parsers:e5a6b82853') {
+		exclude group: 'org.json', module: 'json'
+	}
 
-	implementation 'androidx.core:core-ktx:1.5.0-alpha01'
-	implementation 'androidx.activity:activity-ktx:1.2.0-alpha06'
-	implementation 'androidx.fragment:fragment-ktx:1.3.0-alpha06'
-	implementation 'androidx.lifecycle:lifecycle-runtime-ktx:2.3.0-alpha05'
-	implementation 'androidx.constraintlayout:constraintlayout:2.0.0-beta8'
+	implementation 'org.jetbrains.kotlin:kotlin-stdlib:1.8.0'
+	implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.6.4'
+
+	implementation "androidx.appcompat:appcompat:1.6.0"
+	implementation 'androidx.core:core-ktx:1.9.0'
+	implementation 'androidx.activity:activity-ktx:1.6.1'
+	implementation 'androidx.fragment:fragment-ktx:1.5.5'
+	implementation 'androidx.lifecycle:lifecycle-viewmodel-ktx:2.5.1'
+	implementation 'androidx.lifecycle:lifecycle-livedata-ktx:2.5.1'
+	implementation 'androidx.lifecycle:lifecycle-service:2.5.1'
+	implementation 'androidx.lifecycle:lifecycle-process:2.5.1'
+	implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
 	implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.1.0'
-	implementation 'androidx.recyclerview:recyclerview:1.2.0-alpha04'
-	implementation 'androidx.viewpager2:viewpager2:1.1.0-alpha01'
-	implementation 'androidx.preference:preference-ktx:1.1.1'
-	implementation 'androidx.work:work-runtime-ktx:2.4.0-rc01'
-	implementation 'com.google.android.material:material:1.3.0-alpha01'
+	implementation 'androidx.recyclerview:recyclerview:1.2.1'
+	implementation 'androidx.viewpager2:viewpager2:1.1.0-beta01'
+	implementation 'androidx.preference:preference-ktx:1.2.0'
+	implementation 'androidx.work:work-runtime-ktx:2.7.1'
+	implementation 'androidx.biometric:biometric-ktx:1.2.0-alpha05'
+	implementation 'com.google.android.material:material:1.8.0'
 	//noinspection LifecycleAnnotationProcessorWithJava8
-	kapt 'androidx.lifecycle:lifecycle-compiler:2.3.0-alpha05'
+	kapt 'androidx.lifecycle:lifecycle-compiler:2.5.1'
 
-	implementation 'androidx.room:room-runtime:2.2.5'
-	implementation 'androidx.room:room-ktx:2.2.5'
-	kapt 'androidx.room:room-compiler:2.2.5'
+	implementation 'androidx.room:room-runtime:2.5.0'
+	implementation 'androidx.room:room-ktx:2.5.0'
+	kapt 'androidx.room:room-compiler:2.5.0'
 
-	implementation 'com.github.moxy-community:moxy:2.1.2'
-	implementation 'com.github.moxy-community:moxy-androidx:2.1.2'
-	implementation 'com.github.moxy-community:moxy-material:2.1.2'
-	implementation 'com.github.moxy-community:moxy-ktx:2.1.2'
-	kapt 'com.github.moxy-community:moxy-compiler:2.1.2'
+	implementation 'com.squareup.okhttp3:okhttp:4.10.0'
+	implementation 'com.squareup.okhttp3:okhttp-dnsoverhttps:4.9.3'
+	implementation 'com.squareup.okio:okio:3.3.0'
 
-	implementation 'com.squareup.okhttp3:okhttp:4.8.0'
-	implementation 'com.squareup.okio:okio:2.7.0'
-	implementation 'org.jsoup:jsoup:1.13.1'
+	implementation 'com.hannesdorfmann:adapterdelegates4-kotlin-dsl:4.3.2'
+	implementation 'com.hannesdorfmann:adapterdelegates4-kotlin-dsl-viewbinding:4.3.2'
 
-	implementation 'org.koin:koin-android:2.1.5'
-	implementation 'io.coil-kt:coil:0.11.0'
-	implementation 'com.davemorrissey.labs:subsampling-scale-image-view:3.10.0'
-	implementation 'com.tomclaw.cache:cache:1.0'
+	implementation 'com.google.dagger:hilt-android:2.44.2'
+	kapt 'com.google.dagger:hilt-compiler:2.44.2'
+	implementation 'androidx.hilt:hilt-work:1.0.0'
+	kapt 'androidx.hilt:hilt-compiler:1.0.0'
 
-	debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.3'
-	debugImplementation 'com.github.ChuckerTeam.Chucker:library:3.2.0'
-	releaseImplementation 'com.github.ChuckerTeam.Chucker:library-no-op:3.2.0'
+	implementation 'io.coil-kt:coil-base:2.2.2'
+	implementation 'io.coil-kt:coil-svg:2.2.2'
+	implementation 'com.github.KotatsuApp:subsampling-scale-image-view:1b19231b2f'
+	implementation 'com.github.solkin:disk-lru-cache:1.4'
+	implementation 'io.noties.markwon:core:4.6.2'
 
-	testImplementation 'junit:junit:4.13'
-	testImplementation 'org.json:json:20200518'
-}
+	implementation 'ch.acra:acra-http:5.9.7'
+	implementation 'ch.acra:acra-dialog:5.9.7'
+
+	debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.10'
+
+	testImplementation 'junit:junit:4.13.2'
+	testImplementation 'org.json:json:20220924'
+	testImplementation 'org.jetbrains.kotlinx:kotlinx-coroutines-test:1.6.4'
+
+	androidTestImplementation 'androidx.test:runner:1.5.2'
+	androidTestImplementation 'androidx.test:rules:1.5.0'
+	androidTestImplementation 'androidx.test:core-ktx:1.5.0'
+	androidTestImplementation 'androidx.test.ext:junit-ktx:1.1.5'
+
+	androidTestImplementation 'org.jetbrains.kotlinx:kotlinx-coroutines-test:1.6.4'
+
+	androidTestImplementation 'androidx.room:room-testing:2.5.0'
+	androidTestImplementation 'com.squareup.moshi:moshi-kotlin:1.14.0'
+
+	androidTestImplementation 'com.google.dagger:hilt-android-testing:2.44.2'
+	kaptAndroidTest 'com.google.dagger:hilt-android-compiler:2.44.2'
+}

app/proguard-rules.pro

@@ -1,3 +1,4 @@
+-optimizationpasses 8
 -dontobfuscate
 -assumenosideeffects class kotlin.jvm.internal.Intrinsics {
 	public static void checkExpressionValueIsNotNull(...);
@@ -5,9 +6,12 @@
 	public static void checkReturnedValueIsNotNull(...);
 	public static void checkFieldIsNotNull(...);
 	public static void checkParameterIsNotNull(...);
+	public static void checkNotNullParameter(...);
 }
+-keep public class ** extends org.koitharu.kotatsu.base.ui.BaseFragment
 -keep class org.koitharu.kotatsu.core.db.entity.* { *; }
--keepclassmembers public class * extends org.koitharu.kotatsu.core.parser.MangaRepository {
-	public <init>(...);
-}
--dontwarn okhttp3.internal.platform.ConscryptPlatform
+-dontwarn okhttp3.internal.platform.ConscryptPlatform
+
+-keep class org.koitharu.kotatsu.core.exceptions.* { *; }
+-keep class org.koitharu.kotatsu.settings.NotificationSettingsLegacyFragment
+-keep class org.koitharu.kotatsu.core.prefs.ScreenshotsPolicy { *; }

app/sampledata/genres

@@ -0,0 +1,10 @@
+Slice of Life, Mystery
+Slice of Life, Mystery
+Psychological, Romance, Comedy, Slice of Life, Supernatural
+Sci-Fi, Comedy
+Reincarnation, Sci-Fi, Historical, Psychological, Drama, Slice of Life, Supernatural, Mystery
+Reincarnation, Sci-Fi, Historical, Psychological, Drama, Slice of Life, Supernatural, Mystery
+Reincarnation, Sci-Fi, Historical, Psychological, Drama, Slice of Life, Supernatural, Mystery
+Reincarnation, Sci-Fi, Historical, Psychological, Drama, Slice of Life, Supernatural, Mystery
+Adventure, Slice of Life, Mystery
+Adventure, Slice of Life, Mystery

app/sampledata/titles

@@ -0,0 +1,10 @@
+Forget-me-not Vol. 1
+Forget-me-not Vol. 2
+La Pomme Prisoinniere
+Momo Kanchou no Himitsu Kichi
+Omoide Emanon
+Sasurai Emanon Vol. 1
+Sasurai Emanon Vol. 2
+Sasurai Emanon Vol. 3
+Wandering Island Vol. 1
+Wandering Island Vol. 2

app/src/androidTest/assets/categories/simple.json

@@ -0,0 +1,9 @@
+{
+	"id": 4,
+	"title": "Read later",
+	"sortKey": 1,
+	"order": "NEWEST",
+	"createdAt": 1335906000000,
+	"isTrackingEnabled": true,
+	"isVisibleInLibrary": true
+}

app/src/androidTest/assets/manga/bad_ids.json

@@ -0,0 +1,163 @@
+{
+	"id": -2096681732556647985,
+	"title": "Странствия Эманон",
+	"url": "/stranstviia_emanon",
+	"publicUrl": "https://readmanga.io/stranstviia_emanon",
+	"rating": 0.9400894,
+	"isNsfw": true,
+	"coverUrl": "https://staticrm.rmr.rocks/uploads/pics/01/12/559_p.jpg",
+	"tags": [
+		{
+			"title": "Сверхъестественное",
+			"key": "supernatural",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Сэйнэн",
+			"key": "seinen",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Повседневность",
+			"key": "slice_of_life",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Приключения",
+			"key": "adventure",
+			"source": "READMANGA_RU"
+		}
+	],
+	"state": "FINISHED",
+	"largeCoverUrl": "https://staticrm.rmr.rocks/uploads/pics/01/12/559_o.jpg",
+	"description": "Продолжение истории о загадочной девушке по имени Эманон, которая помнит всё, что происходило на Земле за последние три миллиарда лет. \n<br>Начало истории читайте в \"Воспоминаниях Эманон\". \n<div class=\"clearfix\"></div>",
+	"chapters": [
+		{
+			"id": 1552943969433540704,
+			"name": "1 - 1",
+			"number": 1,
+			"url": "/stranstviia_emanon/vol1/1",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 1552943969433540705,
+			"name": "1 - 2",
+			"number": 2,
+			"url": "/stranstviia_emanon/vol1/2",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 1552943969433540706,
+			"name": "1 - 3",
+			"number": 3,
+			"url": "/stranstviia_emanon/vol1/3",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 1552943969433540707,
+			"name": "1 - 4",
+			"number": 4,
+			"url": "/stranstviia_emanon/vol1/4",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 1552943969433540708,
+			"name": "1 - 5",
+			"number": 5,
+			"url": "/stranstviia_emanon/vol1/5",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 1552943969433541665,
+			"name": "2 - 1",
+			"number": 6,
+			"url": "/stranstviia_emanon/vol2/1",
+			"scanlator": "Sup!",
+			"uploadDate": 1415570400000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 1552943969433541666,
+			"name": "2 - 2",
+			"number": 7,
+			"url": "/stranstviia_emanon/vol2/2",
+			"scanlator": "Sup!",
+			"uploadDate": 1419976800000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 1552943969433541667,
+			"name": "2 - 3",
+			"number": 8,
+			"url": "/stranstviia_emanon/vol2/3",
+			"scanlator": "Sup!",
+			"uploadDate": 1427922000000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 1552943969433541668,
+			"name": "2 - 4",
+			"number": 9,
+			"url": "/stranstviia_emanon/vol2/4",
+			"scanlator": "Sup!",
+			"uploadDate": 1436907600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 1552943969433541669,
+			"name": "2 - 5",
+			"number": 10,
+			"url": "/stranstviia_emanon/vol2/5",
+			"scanlator": "Sup!",
+			"uploadDate": 1446674400000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 1552943969433541670,
+			"name": "2 - 6",
+			"number": 11,
+			"url": "/stranstviia_emanon/vol2/6",
+			"scanlator": "Sup!",
+			"uploadDate": 1451512800000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 1552943969433542626,
+			"name": "3 - 1",
+			"number": 12,
+			"url": "/stranstviia_emanon/vol3/1",
+			"scanlator": "Sup!",
+			"uploadDate": 1461618000000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 1552943969433542627,
+			"name": "3 - 2",
+			"number": 13,
+			"url": "/stranstviia_emanon/vol3/2",
+			"scanlator": "Sup!",
+			"uploadDate": 1461618000000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 1552943969433542628,
+			"name": "3 - 3",
+			"number": 14,
+			"url": "/stranstviia_emanon/vol3/3",
+			"scanlator": "",
+			"uploadDate": 1465851600000,
+			"source": "READMANGA_RU"
+		}
+	],
+	"source": "READMANGA_RU"
+}

app/src/androidTest/assets/manga/empty.json

@@ -0,0 +1,36 @@
+{
+	"id": -2096681732556647985,
+	"title": "Странствия Эманон",
+	"url": "/stranstviia_emanon",
+	"publicUrl": "https://readmanga.io/stranstviia_emanon",
+	"rating": 0.9400894,
+	"isNsfw": true,
+	"coverUrl": "https://staticrm.rmr.rocks/uploads/pics/01/12/559_p.jpg",
+	"tags": [
+		{
+			"title": "Сверхъестественное",
+			"key": "supernatural",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Сэйнэн",
+			"key": "seinen",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Повседневность",
+			"key": "slice_of_life",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Приключения",
+			"key": "adventure",
+			"source": "READMANGA_RU"
+		}
+	],
+	"state": "FINISHED",
+	"largeCoverUrl": "https://staticrm.rmr.rocks/uploads/pics/01/12/559_o.jpg",
+	"description": "Продолжение истории о загадочной девушке по имени Эманон, которая помнит всё, что происходило на Земле за последние три миллиарда лет. \n<br>Начало истории читайте в \"Воспоминаниях Эманон\". \n<div class=\"clearfix\"></div>",
+	"chapters": [],
+	"source": "READMANGA_RU"
+}

app/src/androidTest/assets/manga/first_chapters.json

@@ -0,0 +1,136 @@
+{
+	"id": -2096681732556647985,
+	"title": "Странствия Эманон",
+	"url": "/stranstviia_emanon",
+	"publicUrl": "https://readmanga.io/stranstviia_emanon",
+	"rating": 0.9400894,
+	"isNsfw": true,
+	"coverUrl": "https://staticrm.rmr.rocks/uploads/pics/01/12/559_p.jpg",
+	"tags": [
+		{
+			"title": "Сверхъестественное",
+			"key": "supernatural",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Сэйнэн",
+			"key": "seinen",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Повседневность",
+			"key": "slice_of_life",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Приключения",
+			"key": "adventure",
+			"source": "READMANGA_RU"
+		}
+	],
+	"state": "FINISHED",
+	"largeCoverUrl": "https://staticrm.rmr.rocks/uploads/pics/01/12/559_o.jpg",
+	"description": "Продолжение истории о загадочной девушке по имени Эманон, которая помнит всё, что происходило на Земле за последние три миллиарда лет. \n<br>Начало истории читайте в \"Воспоминаниях Эманон\". \n<div class=\"clearfix\"></div>",
+	"chapters": [
+		{
+			"id": 3552943969433540704,
+			"name": "1 - 1",
+			"number": 1,
+			"url": "/stranstviia_emanon/vol1/1",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433540705,
+			"name": "1 - 2",
+			"number": 2,
+			"url": "/stranstviia_emanon/vol1/2",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433540706,
+			"name": "1 - 3",
+			"number": 3,
+			"url": "/stranstviia_emanon/vol1/3",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433540707,
+			"name": "1 - 4",
+			"number": 4,
+			"url": "/stranstviia_emanon/vol1/4",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433540708,
+			"name": "1 - 5",
+			"number": 5,
+			"url": "/stranstviia_emanon/vol1/5",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433541665,
+			"name": "2 - 1",
+			"number": 6,
+			"url": "/stranstviia_emanon/vol2/1",
+			"scanlator": "Sup!",
+			"uploadDate": 1415570400000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433541666,
+			"name": "2 - 2",
+			"number": 7,
+			"url": "/stranstviia_emanon/vol2/2",
+			"scanlator": "Sup!",
+			"uploadDate": 1419976800000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433541667,
+			"name": "2 - 3",
+			"number": 8,
+			"url": "/stranstviia_emanon/vol2/3",
+			"scanlator": "Sup!",
+			"uploadDate": 1427922000000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433541668,
+			"name": "2 - 4",
+			"number": 9,
+			"url": "/stranstviia_emanon/vol2/4",
+			"scanlator": "Sup!",
+			"uploadDate": 1436907600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433541669,
+			"name": "2 - 5",
+			"number": 10,
+			"url": "/stranstviia_emanon/vol2/5",
+			"scanlator": "Sup!",
+			"uploadDate": 1446674400000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433541670,
+			"name": "2 - 6",
+			"number": 11,
+			"url": "/stranstviia_emanon/vol2/6",
+			"scanlator": "Sup!",
+			"uploadDate": 1451512800000,
+			"source": "READMANGA_RU"
+		}
+	],
+	"source": "READMANGA_RU"
+}

app/src/androidTest/assets/manga/full.json

@@ -0,0 +1,163 @@
+{
+	"id": -2096681732556647985,
+	"title": "Странствия Эманон",
+	"url": "/stranstviia_emanon",
+	"publicUrl": "https://readmanga.io/stranstviia_emanon",
+	"rating": 0.9400894,
+	"isNsfw": true,
+	"coverUrl": "https://staticrm.rmr.rocks/uploads/pics/01/12/559_p.jpg",
+	"tags": [
+		{
+			"title": "Сверхъестественное",
+			"key": "supernatural",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Сэйнэн",
+			"key": "seinen",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Повседневность",
+			"key": "slice_of_life",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Приключения",
+			"key": "adventure",
+			"source": "READMANGA_RU"
+		}
+	],
+	"state": "FINISHED",
+	"largeCoverUrl": "https://staticrm.rmr.rocks/uploads/pics/01/12/559_o.jpg",
+	"description": "Продолжение истории о загадочной девушке по имени Эманон, которая помнит всё, что происходило на Земле за последние три миллиарда лет. \n<br>Начало истории читайте в \"Воспоминаниях Эманон\". \n<div class=\"clearfix\"></div>",
+	"chapters": [
+		{
+			"id": 3552943969433540704,
+			"name": "1 - 1",
+			"number": 1,
+			"url": "/stranstviia_emanon/vol1/1",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433540705,
+			"name": "1 - 2",
+			"number": 2,
+			"url": "/stranstviia_emanon/vol1/2",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433540706,
+			"name": "1 - 3",
+			"number": 3,
+			"url": "/stranstviia_emanon/vol1/3",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433540707,
+			"name": "1 - 4",
+			"number": 4,
+			"url": "/stranstviia_emanon/vol1/4",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433540708,
+			"name": "1 - 5",
+			"number": 5,
+			"url": "/stranstviia_emanon/vol1/5",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433541665,
+			"name": "2 - 1",
+			"number": 6,
+			"url": "/stranstviia_emanon/vol2/1",
+			"scanlator": "Sup!",
+			"uploadDate": 1415570400000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433541666,
+			"name": "2 - 2",
+			"number": 7,
+			"url": "/stranstviia_emanon/vol2/2",
+			"scanlator": "Sup!",
+			"uploadDate": 1419976800000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433541667,
+			"name": "2 - 3",
+			"number": 8,
+			"url": "/stranstviia_emanon/vol2/3",
+			"scanlator": "Sup!",
+			"uploadDate": 1427922000000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433541668,
+			"name": "2 - 4",
+			"number": 9,
+			"url": "/stranstviia_emanon/vol2/4",
+			"scanlator": "Sup!",
+			"uploadDate": 1436907600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433541669,
+			"name": "2 - 5",
+			"number": 10,
+			"url": "/stranstviia_emanon/vol2/5",
+			"scanlator": "Sup!",
+			"uploadDate": 1446674400000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433541670,
+			"name": "2 - 6",
+			"number": 11,
+			"url": "/stranstviia_emanon/vol2/6",
+			"scanlator": "Sup!",
+			"uploadDate": 1451512800000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433542626,
+			"name": "3 - 1",
+			"number": 12,
+			"url": "/stranstviia_emanon/vol3/1",
+			"scanlator": "Sup!",
+			"uploadDate": 1461618000000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433542627,
+			"name": "3 - 2",
+			"number": 13,
+			"url": "/stranstviia_emanon/vol3/2",
+			"scanlator": "Sup!",
+			"uploadDate": 1461618000000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433542628,
+			"name": "3 - 3",
+			"number": 14,
+			"url": "/stranstviia_emanon/vol3/3",
+			"scanlator": "",
+			"uploadDate": 1465851600000,
+			"source": "READMANGA_RU"
+		}
+	],
+	"source": "READMANGA_RU"
+}

app/src/androidTest/assets/manga/header.json

@@ -0,0 +1,35 @@
+{
+	"id": -2096681732556647985,
+	"title": "Странствия Эманон",
+	"url": "/stranstviia_emanon",
+	"publicUrl": "https://readmanga.io/stranstviia_emanon",
+	"rating": 0.9400894,
+	"isNsfw": true,
+	"coverUrl": "https://staticrm.rmr.rocks/uploads/pics/01/12/559_p.jpg",
+	"tags": [
+		{
+			"title": "Сверхъестественное",
+			"key": "supernatural",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Сэйнэн",
+			"key": "seinen",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Повседневность",
+			"key": "slice_of_life",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Приключения",
+			"key": "adventure",
+			"source": "READMANGA_RU"
+		}
+	],
+	"state": "FINISHED",
+	"largeCoverUrl": "https://staticrm.rmr.rocks/uploads/pics/01/12/559_o.jpg",
+	"description": null,
+	"source": "READMANGA_RU"
+}

app/src/androidTest/assets/manga/without_middle_chapter.json

@@ -0,0 +1,154 @@
+{
+	"id": -2096681732556647985,
+	"title": "Странствия Эманон",
+	"url": "/stranstviia_emanon",
+	"publicUrl": "https://readmanga.io/stranstviia_emanon",
+	"rating": 0.9400894,
+	"isNsfw": true,
+	"coverUrl": "https://staticrm.rmr.rocks/uploads/pics/01/12/559_p.jpg",
+	"tags": [
+		{
+			"title": "Сверхъестественное",
+			"key": "supernatural",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Сэйнэн",
+			"key": "seinen",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Повседневность",
+			"key": "slice_of_life",
+			"source": "READMANGA_RU"
+		},
+		{
+			"title": "Приключения",
+			"key": "adventure",
+			"source": "READMANGA_RU"
+		}
+	],
+	"state": "FINISHED",
+	"largeCoverUrl": "https://staticrm.rmr.rocks/uploads/pics/01/12/559_o.jpg",
+	"description": "Продолжение истории о загадочной девушке по имени Эманон, которая помнит всё, что происходило на Земле за последние три миллиарда лет. \n<br>Начало истории читайте в \"Воспоминаниях Эманон\". \n<div class=\"clearfix\"></div>",
+	"chapters": [
+		{
+			"id": 3552943969433540704,
+			"name": "1 - 1",
+			"number": 1,
+			"url": "/stranstviia_emanon/vol1/1",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433540705,
+			"name": "1 - 2",
+			"number": 2,
+			"url": "/stranstviia_emanon/vol1/2",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433540706,
+			"name": "1 - 3",
+			"number": 3,
+			"url": "/stranstviia_emanon/vol1/3",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433540707,
+			"name": "1 - 4",
+			"number": 4,
+			"url": "/stranstviia_emanon/vol1/4",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433540708,
+			"name": "1 - 5",
+			"number": 5,
+			"url": "/stranstviia_emanon/vol1/5",
+			"scanlator": "Sad-Robot",
+			"uploadDate": 1342731600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433541666,
+			"name": "2 - 2",
+			"number": 7,
+			"url": "/stranstviia_emanon/vol2/2",
+			"scanlator": "Sup!",
+			"uploadDate": 1419976800000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433541667,
+			"name": "2 - 3",
+			"number": 8,
+			"url": "/stranstviia_emanon/vol2/3",
+			"scanlator": "Sup!",
+			"uploadDate": 1427922000000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433541668,
+			"name": "2 - 4",
+			"number": 9,
+			"url": "/stranstviia_emanon/vol2/4",
+			"scanlator": "Sup!",
+			"uploadDate": 1436907600000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433541669,
+			"name": "2 - 5",
+			"number": 10,
+			"url": "/stranstviia_emanon/vol2/5",
+			"scanlator": "Sup!",
+			"uploadDate": 1446674400000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433541670,
+			"name": "2 - 6",
+			"number": 11,
+			"url": "/stranstviia_emanon/vol2/6",
+			"scanlator": "Sup!",
+			"uploadDate": 1451512800000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433542626,
+			"name": "3 - 1",
+			"number": 12,
+			"url": "/stranstviia_emanon/vol3/1",
+			"scanlator": "Sup!",
+			"uploadDate": 1461618000000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433542627,
+			"name": "3 - 2",
+			"number": 13,
+			"url": "/stranstviia_emanon/vol3/2",
+			"scanlator": "Sup!",
+			"uploadDate": 1461618000000,
+			"source": "READMANGA_RU"
+		},
+		{
+			"id": 3552943969433542628,
+			"name": "3 - 3",
+			"number": 14,
+			"url": "/stranstviia_emanon/vol3/3",
+			"scanlator": "",
+			"uploadDate": 1465851600000,
+			"source": "READMANGA_RU"
+		}
+	],
+	"source": "READMANGA_RU"
+}

app/src/androidTest/java/org/koitharu/kotatsu/Instrumentation.kt

@@ -0,0 +1,9 @@
+package org.koitharu.kotatsu
+
+import android.app.Instrumentation
+import kotlin.coroutines.resume
+import kotlin.coroutines.suspendCoroutine
+
+suspend fun Instrumentation.awaitForIdle() = suspendCoroutine<Unit> { cont ->
+	waitForIdle { cont.resume(Unit) }
+}

app/src/androidTest/java/org/koitharu/kotatsu/SampleData.kt

@@ -0,0 +1,54 @@
+package org.koitharu.kotatsu
+
+import androidx.test.platform.app.InstrumentationRegistry
+import com.squareup.moshi.*
+import com.squareup.moshi.kotlin.reflect.KotlinJsonAdapterFactory
+import okio.buffer
+import okio.source
+import org.koitharu.kotatsu.core.model.FavouriteCategory
+import org.koitharu.kotatsu.parsers.model.Manga
+import java.util.*
+import kotlin.reflect.KClass
+
+object SampleData {
+
+	private val moshi = Moshi.Builder()
+		.add(DateAdapter())
+		.add(KotlinJsonAdapterFactory())
+		.build()
+
+	val manga: Manga = loadAsset("manga/header.json", Manga::class)
+
+	val mangaDetails: Manga = loadAsset("manga/full.json", Manga::class)
+
+	val tag = mangaDetails.tags.elementAt(2)
+
+	val chapter = checkNotNull(mangaDetails.chapters)[2]
+
+	val favouriteCategory: FavouriteCategory = loadAsset("categories/simple.json", FavouriteCategory::class)
+
+	fun <T : Any> loadAsset(name: String, cls: KClass<T>): T {
+		val assets = InstrumentationRegistry.getInstrumentation().context.assets
+		return assets.open(name).use {
+			moshi.adapter(cls.java).fromJson(it.source().buffer())
+		} ?: throw RuntimeException("Cannot read asset from json \"$name\"")
+	}
+
+	private class DateAdapter : JsonAdapter<Date>() {
+
+		@FromJson
+		override fun fromJson(reader: JsonReader): Date? {
+			val ms = reader.nextLong()
+			return if (ms == 0L) {
+				null
+			} else {
+				Date(ms)
+			}
+		}
+
+		@ToJson
+		override fun toJson(writer: JsonWriter, value: Date?) {
+			writer.value(value?.time ?: 0L)
+		}
+	}
+}

app/src/androidTest/java/org/koitharu/kotatsu/core/db/MangaDatabaseTest.kt

@@ -0,0 +1,57 @@
+package org.koitharu.kotatsu.core.db
+
+import androidx.room.testing.MigrationTestHelper
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.platform.app.InstrumentationRegistry
+import org.junit.Assert.assertEquals
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@RunWith(AndroidJUnit4::class)
+class MangaDatabaseTest {
+
+	@get:Rule
+	val helper: MigrationTestHelper = MigrationTestHelper(
+		InstrumentationRegistry.getInstrumentation(),
+		MangaDatabase::class.java,
+	)
+
+	private val migrations = databaseMigrations
+
+	@Test
+	fun versions() {
+		assertEquals(1, migrations.first().startVersion)
+		repeat(migrations.size) { i ->
+			assertEquals(i + 1, migrations[i].startVersion)
+			assertEquals(i + 2, migrations[i].endVersion)
+		}
+		assertEquals(DATABASE_VERSION, migrations.last().endVersion)
+	}
+
+	@Test
+	fun migrateAll() {
+		helper.createDatabase(TEST_DB, 1).close()
+		for (migration in migrations) {
+			helper.runMigrationsAndValidate(
+				TEST_DB,
+				migration.endVersion,
+				true,
+				migration,
+			).close()
+		}
+	}
+
+	@Test
+	fun prePopulate() {
+		val resources = InstrumentationRegistry.getInstrumentation().targetContext.resources
+		helper.createDatabase(TEST_DB, DATABASE_VERSION).use {
+			DatabasePrePopulateCallback(resources).onCreate(it)
+		}
+	}
+
+	private companion object {
+
+		const val TEST_DB = "test-db"
+	}
+}

app/src/androidTest/java/org/koitharu/kotatsu/core/os/ShortcutsUpdaterTest.kt

@@ -0,0 +1,77 @@
+package org.koitharu.kotatsu.core.os
+
+import android.content.pm.ShortcutInfo
+import android.content.pm.ShortcutManager
+import android.os.Build
+import androidx.core.content.getSystemService
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.platform.app.InstrumentationRegistry
+import dagger.hilt.android.testing.HiltAndroidRule
+import dagger.hilt.android.testing.HiltAndroidTest
+import javax.inject.Inject
+import kotlinx.coroutines.test.runTest
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertTrue
+import org.junit.Before
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.koitharu.kotatsu.SampleData
+import org.koitharu.kotatsu.awaitForIdle
+import org.koitharu.kotatsu.core.db.MangaDatabase
+import org.koitharu.kotatsu.history.domain.HistoryRepository
+
+@HiltAndroidTest
+@RunWith(AndroidJUnit4::class)
+class ShortcutsUpdaterTest {
+
+	@get:Rule
+	var hiltRule = HiltAndroidRule(this)
+
+	@Inject
+	lateinit var historyRepository: HistoryRepository
+
+	@Inject
+	lateinit var shortcutsUpdater: ShortcutsUpdater
+
+	@Inject
+	lateinit var database: MangaDatabase
+
+	@Before
+	fun setUp() {
+		hiltRule.inject()
+		database.clearAllTables()
+	}
+
+	@Test
+	fun testUpdateShortcuts() = runTest {
+		if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N_MR1) {
+			return@runTest
+		}
+		awaitUpdate()
+		assertTrue(getShortcuts().isEmpty())
+		historyRepository.addOrUpdate(
+			manga = SampleData.manga,
+			chapterId = SampleData.chapter.id,
+			page = 4,
+			scroll = 2,
+			percent = 0.3f,
+		)
+		awaitUpdate()
+
+		val shortcuts = getShortcuts()
+		assertEquals(1, shortcuts.size)
+	}
+
+	private fun getShortcuts(): List<ShortcutInfo> {
+		val context = InstrumentationRegistry.getInstrumentation().targetContext
+		val manager = checkNotNull(context.getSystemService<ShortcutManager>())
+		return manager.dynamicShortcuts.filterNot { it.id == "com.squareup.leakcanary.dynamic_shortcut" }
+	}
+
+	private suspend fun awaitUpdate() {
+		val instrumentation = InstrumentationRegistry.getInstrumentation()
+		instrumentation.awaitForIdle()
+		shortcutsUpdater.await()
+	}
+}

app/src/androidTest/java/org/koitharu/kotatsu/settings/backup/AppBackupAgentTest.kt

@@ -0,0 +1,108 @@
+package org.koitharu.kotatsu.settings.backup
+
+import android.content.res.AssetManager
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.platform.app.InstrumentationRegistry
+import dagger.hilt.android.testing.HiltAndroidRule
+import dagger.hilt.android.testing.HiltAndroidTest
+import java.io.File
+import javax.inject.Inject
+import kotlinx.coroutines.flow.first
+import kotlinx.coroutines.test.runTest
+import org.junit.Assert.*
+import org.junit.Before
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.koitharu.kotatsu.SampleData
+import org.koitharu.kotatsu.core.backup.BackupRepository
+import org.koitharu.kotatsu.core.db.MangaDatabase
+import org.koitharu.kotatsu.core.db.entity.toMangaTags
+import org.koitharu.kotatsu.favourites.domain.FavouritesRepository
+import org.koitharu.kotatsu.history.domain.HistoryRepository
+
+@HiltAndroidTest
+@RunWith(AndroidJUnit4::class)
+class AppBackupAgentTest {
+
+	@get:Rule
+	var hiltRule = HiltAndroidRule(this)
+
+	@Inject
+	lateinit var historyRepository: HistoryRepository
+
+	@Inject
+	lateinit var favouritesRepository: FavouritesRepository
+
+	@Inject
+	lateinit var backupRepository: BackupRepository
+
+	@Inject
+	lateinit var database: MangaDatabase
+
+	@Before
+	fun setUp() {
+		hiltRule.inject()
+		database.clearAllTables()
+	}
+
+	@Test
+	fun backupAndRestore() = runTest {
+		val category = favouritesRepository.createCategory(
+			title = SampleData.favouriteCategory.title,
+			sortOrder = SampleData.favouriteCategory.order,
+			isTrackerEnabled = SampleData.favouriteCategory.isTrackingEnabled,
+		)
+		favouritesRepository.addToCategory(categoryId = category.id, mangas = listOf(SampleData.manga))
+		historyRepository.addOrUpdate(
+			manga = SampleData.mangaDetails,
+			chapterId = SampleData.mangaDetails.chapters!![2].id,
+			page = 3,
+			scroll = 40,
+			percent = 0.2f,
+		)
+		val history = checkNotNull(historyRepository.getOne(SampleData.manga))
+
+		val agent = AppBackupAgent()
+		val backup = agent.createBackupFile(
+			context = InstrumentationRegistry.getInstrumentation().targetContext,
+			repository = backupRepository,
+		)
+
+		database.clearAllTables()
+		assertTrue(favouritesRepository.getAllManga().isEmpty())
+		assertNull(historyRepository.getLastOrNull())
+
+		backup.inputStream().use {
+			agent.restoreBackupFile(it.fd, backup.length(), backupRepository)
+		}
+
+		assertEquals(category, favouritesRepository.getCategory(category.id))
+		assertEquals(history, historyRepository.getOne(SampleData.manga))
+		assertEquals(listOf(SampleData.manga), favouritesRepository.getManga(category.id))
+
+		val allTags = database.tagsDao.findTags(SampleData.tag.source.name).toMangaTags()
+		assertTrue(SampleData.tag in allTags)
+	}
+
+	@Test
+	fun restoreOldBackup() {
+		val agent = AppBackupAgent()
+		val backup = File.createTempFile("backup_", ".tmp")
+		InstrumentationRegistry.getInstrumentation().context.assets
+			.open("kotatsu_test.bak", AssetManager.ACCESS_STREAMING)
+			.use { input ->
+				backup.outputStream().use { output ->
+					input.copyTo(output)
+				}
+			}
+		backup.inputStream().use {
+			agent.restoreBackupFile(it.fd, backup.length(), backupRepository)
+		}
+		runTest {
+			assertEquals(6, historyRepository.observeAll().first().size)
+			assertEquals(2, favouritesRepository.observeCategories().first().size)
+			assertEquals(15, favouritesRepository.getAllManga().size)
+		}
+	}
+}

app/src/androidTest/java/org/koitharu/kotatsu/tracker/domain/TrackerTest.kt

@@ -0,0 +1,198 @@
+package org.koitharu.kotatsu.tracker.domain
+
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import dagger.hilt.android.testing.HiltAndroidRule
+import dagger.hilt.android.testing.HiltAndroidTest
+import javax.inject.Inject
+import junit.framework.TestCase.*
+import kotlinx.coroutines.test.runTest
+import org.junit.Before
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.koitharu.kotatsu.SampleData
+import org.koitharu.kotatsu.base.domain.MangaDataRepository
+import org.koitharu.kotatsu.parsers.model.Manga
+
+@HiltAndroidTest
+@RunWith(AndroidJUnit4::class)
+class TrackerTest {
+
+	@get:Rule
+	var hiltRule = HiltAndroidRule(this)
+
+	@Inject
+	lateinit var repository: TrackingRepository
+
+	@Inject
+	lateinit var dataRepository: MangaDataRepository
+
+	@Inject
+	lateinit var tracker: Tracker
+
+	@Before
+	fun setUp() {
+		hiltRule.inject()
+	}
+
+	@Test
+	fun noUpdates() = runTest {
+		val manga = loadManga("full.json")
+		tracker.deleteTrack(manga.id)
+
+		tracker.checkUpdates(manga, commit = true).apply {
+			assertFalse(isValid)
+			assert(newChapters.isEmpty())
+		}
+		assertEquals(0, repository.getNewChaptersCount(manga.id))
+		tracker.checkUpdates(manga, commit = true).apply {
+			assertTrue(isValid)
+			assert(newChapters.isEmpty())
+		}
+		assertEquals(0, repository.getNewChaptersCount(manga.id))
+	}
+
+	@Test
+	fun hasUpdates() = runTest {
+		val mangaFirst = loadManga("first_chapters.json")
+		val mangaFull = loadManga("full.json")
+		tracker.deleteTrack(mangaFirst.id)
+
+		tracker.checkUpdates(mangaFirst, commit = true).apply {
+			assertFalse(isValid)
+			assert(newChapters.isEmpty())
+		}
+		assertEquals(0, repository.getNewChaptersCount(mangaFirst.id))
+		tracker.checkUpdates(mangaFull, commit = true).apply {
+			assertTrue(isValid)
+			assertEquals(3, newChapters.size)
+		}
+		assertEquals(3, repository.getNewChaptersCount(mangaFirst.id))
+		tracker.checkUpdates(mangaFull, commit = true).apply {
+			assertTrue(isValid)
+			assert(newChapters.isEmpty())
+		}
+		assertEquals(3, repository.getNewChaptersCount(mangaFirst.id))
+	}
+
+	@Test
+	fun badIds() = runTest {
+		val mangaFirst = loadManga("first_chapters.json")
+		val mangaBad = loadManga("bad_ids.json")
+		tracker.deleteTrack(mangaFirst.id)
+
+		tracker.checkUpdates(mangaFirst, commit = true).apply {
+			assertFalse(isValid)
+			assert(newChapters.isEmpty())
+		}
+		assertEquals(0, repository.getNewChaptersCount(mangaFirst.id))
+		tracker.checkUpdates(mangaBad, commit = true).apply {
+			assertFalse(isValid)
+			assert(newChapters.isEmpty())
+		}
+		assertEquals(0, repository.getNewChaptersCount(mangaFirst.id))
+		tracker.checkUpdates(mangaFirst, commit = true).apply {
+			assertFalse(isValid)
+			assert(newChapters.isEmpty())
+		}
+		assertEquals(0, repository.getNewChaptersCount(mangaFirst.id))
+	}
+
+	@Test
+	fun badIds2() = runTest {
+		val mangaFirst = loadManga("first_chapters.json")
+		val mangaBad = loadManga("bad_ids.json")
+		val mangaFull = loadManga("full.json")
+		tracker.deleteTrack(mangaFirst.id)
+
+		tracker.checkUpdates(mangaFirst, commit = true).apply {
+			assertFalse(isValid)
+			assert(newChapters.isEmpty())
+		}
+		assertEquals(0, repository.getNewChaptersCount(mangaFirst.id))
+		tracker.checkUpdates(mangaFull, commit = true).apply {
+			assertTrue(isValid)
+			assertEquals(3, newChapters.size)
+		}
+		assertEquals(3, repository.getNewChaptersCount(mangaFull.id))
+		tracker.checkUpdates(mangaBad, commit = true).apply {
+			assertFalse(isValid)
+			assert(newChapters.isEmpty())
+		}
+		assertEquals(0, repository.getNewChaptersCount(mangaFirst.id))
+	}
+
+	@Test
+	fun fullReset() = runTest {
+		val mangaFull = loadManga("full.json")
+		val mangaFirst = loadManga("first_chapters.json")
+		val mangaEmpty = loadManga("empty.json")
+		tracker.deleteTrack(mangaFull.id)
+
+		assertEquals(0, repository.getNewChaptersCount(mangaFull.id))
+		tracker.checkUpdates(mangaFull, commit = true).apply {
+			assertFalse(isValid)
+			assert(newChapters.isEmpty())
+		}
+		assertEquals(0, repository.getNewChaptersCount(mangaFull.id))
+		tracker.checkUpdates(mangaEmpty, commit = true).apply {
+			assert(newChapters.isEmpty())
+		}
+		assertEquals(0, repository.getNewChaptersCount(mangaFull.id))
+		tracker.checkUpdates(mangaFirst, commit = true).apply {
+			assertFalse(isValid)
+			assert(newChapters.isEmpty())
+		}
+		assertEquals(0, repository.getNewChaptersCount(mangaFull.id))
+		tracker.checkUpdates(mangaFull, commit = true).apply {
+			assertTrue(isValid)
+			assertEquals(3, newChapters.size)
+		}
+		assertEquals(3, repository.getNewChaptersCount(mangaFull.id))
+		tracker.checkUpdates(mangaEmpty, commit = true).apply {
+			assertFalse(isValid)
+			assert(newChapters.isEmpty())
+		}
+		assertEquals(0, repository.getNewChaptersCount(mangaFull.id))
+	}
+
+	@Test
+	fun syncWithHistory() = runTest {
+		val mangaFull = loadManga("full.json")
+		val mangaFirst = loadManga("first_chapters.json")
+		tracker.deleteTrack(mangaFull.id)
+
+		tracker.checkUpdates(mangaFirst, commit = true).apply {
+			assertFalse(isValid)
+			assert(newChapters.isEmpty())
+		}
+		assertEquals(0, repository.getNewChaptersCount(mangaFirst.id))
+		tracker.checkUpdates(mangaFull, commit = true).apply {
+			assertTrue(isValid)
+			assertEquals(3, newChapters.size)
+		}
+		assertEquals(3, repository.getNewChaptersCount(mangaFirst.id))
+
+		var chapter = requireNotNull(mangaFull.chapters).run { get(lastIndex - 1) }
+		repository.syncWithHistory(mangaFull, chapter.id)
+
+		assertEquals(1, repository.getNewChaptersCount(mangaFirst.id))
+
+		chapter = requireNotNull(mangaFull.chapters).run { get(lastIndex) }
+		repository.syncWithHistory(mangaFull, chapter.id)
+
+		assertEquals(0, repository.getNewChaptersCount(mangaFirst.id))
+
+		tracker.checkUpdates(mangaFull, commit = true).apply {
+			assertTrue(isValid)
+			assert(newChapters.isEmpty())
+		}
+		assertEquals(0, repository.getNewChaptersCount(mangaFirst.id))
+	}
+
+	private suspend fun loadManga(name: String): Manga {
+		val manga = SampleData.loadAsset("manga/$name", Manga::class)
+		dataRepository.storeManga(manga)
+		return manga
+	}
+}

app/src/debug/java/org/koitharu/kotatsu/core/parser/DummyParser.kt

@@ -0,0 +1,40 @@
+package org.koitharu.kotatsu.core.parser
+
+import java.util.*
+import org.koitharu.kotatsu.parsers.MangaLoaderContext
+import org.koitharu.kotatsu.parsers.MangaParser
+import org.koitharu.kotatsu.parsers.config.ConfigKey
+import org.koitharu.kotatsu.parsers.model.*
+
+/**
+ * This parser is just for parser development, it should not be used in releases
+ */
+class DummyParser(override val context: MangaLoaderContext) : MangaParser(MangaSource.DUMMY) {
+
+	override val configKeyDomain: ConfigKey.Domain
+		get() = ConfigKey.Domain("", null)
+
+	override val sortOrders: Set<SortOrder>
+		get() = EnumSet.allOf(SortOrder::class.java)
+
+	override suspend fun getDetails(manga: Manga): Manga {
+		TODO("Not yet implemented")
+	}
+
+	override suspend fun getList(
+		offset: Int,
+		query: String?,
+		tags: Set<MangaTag>?,
+		sortOrder: SortOrder,
+	): List<Manga> {
+		TODO("Not yet implemented")
+	}
+
+	override suspend fun getPages(chapter: MangaChapter): List<MangaPage> {
+		TODO("Not yet implemented")
+	}
+
+	override suspend fun getTags(): Set<MangaTag> {
+		TODO("Not yet implemented")
+	}
+}

app/src/debug/java/org/koitharu/kotatsu/utils/ext/DebugExt.kt

@@ -0,0 +1,3 @@
+package org.koitharu.kotatsu.utils.ext
+
+fun Throwable.printStackTraceDebug() = printStackTrace()

app/src/debug/res/drawable/ic_launcher_foreground.xml

@@ -1,17 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="108dp"
-    android:height="108dp"
-    android:viewportWidth="108"
-    android:viewportHeight="108"
-    android:tint="#E6000A">
-  <group android:scaleX="0.40188664"
-      android:scaleY="0.40188664"
-      android:translateX="32.90095"
-      android:translateY="18.7272">
-    <group android:translateY="139.39206">
-      <path android:pathData="M83.796875,-0L105.6875,-0L60.765625,-55.828125L103.09375,-101L82.078125,-101L32.25,-49.1875L32.25,-101L13.53125,-101L13.53125,-0L32.25,-0L32.25,-25.8125L48.234375,-42.265625L83.796875,-0Z"
-          android:fillColor="#E6000A"/>
-    </group>
-  </group>
-</vector>

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

@@ -4,9 +4,8 @@
 	xmlns:app="http://schemas.android.com/apk/res-auto">
 
 	<item
-		android:id="@+id/action_list_mode"
-		android:orderInCategory="20"
-		android:title="@string/list_mode"
+		android:id="@id/action_leaks"
+		android:title="@string/leak_canary_display_activity_label"
 		app:showAsAction="never" />
 
 </menu>

app/src/debug/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@color/ic_launcher_background"/>
-    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
-</adaptive-icon>

app/src/debug/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@color/ic_launcher_background"/>
-    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
-</adaptive-icon>

app/src/debug/res/values/bools.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:tools="http://schemas.android.com/tools">
+	<bool name="leak_canary_add_launcher_icon" tools:node="replace">false</bool>
+</resources>

app/src/debug/res/values/ic_launcher_background.xml

@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<resources>
-    <color name="ic_launcher_background">#FFFFFF</color>
-</resources>

app/src/debug/res/values/strings.xml

@@ -0,0 +1,3 @@
+<resources>
+	<string name="app_name" translatable="false">Kotatsu Dev</string>
+</resources>

app/src/main/AndroidManifest.xml

@@ -1,90 +1,199 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest
 	xmlns:android="http://schemas.android.com/apk/res/android"
-	xmlns:tools="http://schemas.android.com/tools"
-	package="org.koitharu.kotatsu">
+	xmlns:tools="http://schemas.android.com/tools">
 
 	<uses-permission android:name="android.permission.INTERNET" />
 	<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
 	<uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
 	<uses-permission android:name="android.permission.WAKE_LOCK" />
 	<uses-permission android:name="android.permission.VIBRATE" />
-	<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
 	<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
+	<uses-permission android:name="android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS" />
+	<uses-permission android:name="android.permission.GET_ACCOUNTS" />
+	<uses-permission android:name="android.permission.MANAGE_ACCOUNTS" />
+	<uses-permission android:name="android.permission.AUTHENTICATE_ACCOUNTS" />
+	<uses-permission android:name="android.permission.USE_CREDENTIALS" />
+	<uses-permission android:name="android.permission.READ_SYNC_STATS" />
+	<uses-permission android:name="android.permission.READ_SYNC_SETTINGS" />
+	<uses-permission android:name="android.permission.WRITE_SYNC_SETTINGS" />
+	<uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
 
 	<application
 		android:name="org.koitharu.kotatsu.KotatsuApp"
 		android:allowBackup="true"
-		android:fullBackupContent="@xml/backup_descriptor"
+		android:backupAgent="org.koitharu.kotatsu.settings.backup.AppBackupAgent"
+		android:dataExtractionRules="@xml/backup_rules"
+		android:fullBackupContent="@xml/backup_content"
+		android:fullBackupOnly="true"
 		android:icon="@mipmap/ic_launcher"
 		android:label="@string/app_name"
+		android:largeHeap="true"
+		android:localeConfig="@xml/locales"
+		android:networkSecurityConfig="@xml/network_security_config"
 		android:roundIcon="@mipmap/ic_launcher_round"
 		android:supportsRtl="true"
-		android:theme="@style/AppTheme"
-		android:usesCleartextTraffic="true"
+		android:theme="@style/Theme.Kotatsu"
 		tools:ignore="UnusedAttribute">
-		<activity android:name=".ui.list.MainActivity">
+
+		<activity
+			android:name="org.koitharu.kotatsu.main.ui.MainActivity"
+			android:exported="true">
 			<intent-filter>
 				<action android:name="android.intent.action.MAIN" />
 				<category android:name="android.intent.category.LAUNCHER" />
 			</intent-filter>
 			<meta-data
 				android:name="android.app.default_searchable"
-				android:value=".ui.search.SearchActivity" />
+				android:value="org.koitharu.kotatsu.ui.search.SearchActivity" />
 		</activity>
-		<activity android:name=".ui.details.MangaDetailsActivity">
+		<activity
+			android:name="org.koitharu.kotatsu.details.ui.DetailsActivity"
+			android:exported="true">
 			<intent-filter>
 				<action android:name="${applicationId}.action.VIEW_MANGA" />
 			</intent-filter>
 		</activity>
-		<activity android:name=".ui.reader.ReaderActivity" />
 		<activity
-			android:name=".ui.search.SearchActivity"
-			android:label="@string/search" />
-		<activity
-			android:name=".ui.settings.SettingsActivity"
-			android:label="@string/settings" />
-		<activity
-			android:name=".ui.reader.SimpleSettingsActivity"
-			android:label="@string/settings">
+			android:name="org.koitharu.kotatsu.reader.ui.ReaderActivity"
+			android:exported="true">
 			<intent-filter>
-				<action android:name="android.intent.action.MANAGE_NETWORK_USAGE" />
-				<category android:name="android.intent.category.DEFAULT" />
+				<action android:name="${applicationId}.action.READ_MANGA" />
 			</intent-filter>
 		</activity>
-		<activity android:name=".ui.browser.BrowserActivity" />
 		<activity
-			android:name=".ui.utils.CrashActivity"
-			android:label="@string/error_occurred"
-			android:theme="@android:style/Theme.DeviceDefault.Dialog"
+			android:name="org.koitharu.kotatsu.search.ui.SearchActivity"
+			android:label="@string/search" />
+		<activity
+			android:name="org.koitharu.kotatsu.search.ui.MangaListActivity"
+			android:label="@string/search_manga" />
+		<activity
+			android:name="org.koitharu.kotatsu.history.ui.HistoryActivity"
+			android:label="@string/history" />
+		<activity
+			android:name="org.koitharu.kotatsu.tracker.ui.updates.UpdatesActivity"
+			android:label="@string/updates" />
+		<activity
+			android:name="org.koitharu.kotatsu.favourites.ui.FavouritesActivity"
+			android:label="@string/favourites" />
+		<activity
+			android:name="org.koitharu.kotatsu.bookmarks.ui.BookmarksActivity"
+			android:label="@string/bookmarks" />
+		<activity
+			android:name="org.koitharu.kotatsu.suggestions.ui.SuggestionsActivity"
+			android:label="@string/suggestions" />
+		<activity
+			android:name="org.koitharu.kotatsu.settings.SettingsActivity"
+			android:exported="true"
+			android:label="@string/settings">
+			<intent-filter>
+				<action android:name="android.intent.action.VIEW" />
+
+				<category android:name="android.intent.category.DEFAULT" />
+				<category android:name="android.intent.category.BROWSABLE" />
+
+				<data android:scheme="kotatsu" />
+			</intent-filter>
+		</activity>
+		<activity
+			android:name="org.koitharu.kotatsu.browser.BrowserActivity"
+			android:configChanges="orientation|screenSize|screenLayout|keyboardHidden"
+			android:windowSoftInputMode="adjustResize" />
+		<activity
+			android:name="org.koitharu.kotatsu.settings.sources.auth.SourceAuthActivity"
+			android:configChanges="orientation|screenSize|screenLayout|keyboardHidden"
+			android:windowSoftInputMode="adjustResize" />
+		<activity
+			android:name="org.koitharu.kotatsu.favourites.ui.categories.FavouriteCategoriesActivity"
+			android:label="@string/favourites"
 			android:windowSoftInputMode="stateAlwaysHidden" />
 		<activity
-			android:name="org.koitharu.kotatsu.ui.list.favourites.categories.CategoriesActivity"
-			android:label="@string/favourites_categories"
-			android:windowSoftInputMode="stateAlwaysHidden" />
-		<activity
-			android:name=".ui.widget.shelf.ShelfConfigActivity"
+			android:name="org.koitharu.kotatsu.widget.shelf.ShelfConfigActivity"
+			android:exported="true"
 			android:label="@string/manga_shelf">
 			<intent-filter>
 				<action android:name="android.appwidget.action.APPWIDGET_CONFIGURE" />
 			</intent-filter>
 		</activity>
-		<activity android:name=".ui.search.global.GlobalSearchActivity"
+		<activity
+			android:name="org.koitharu.kotatsu.search.ui.multi.MultiSearchActivity"
 			android:label="@string/search" />
+		<activity
+			android:name="org.koitharu.kotatsu.main.ui.protect.ProtectActivity"
+			android:noHistory="true"
+			android:windowSoftInputMode="adjustResize" />
+		<activity
+			android:name="org.koitharu.kotatsu.settings.protect.ProtectSetupActivity"
+			android:windowSoftInputMode="adjustResize" />
+		<activity
+			android:name="org.koitharu.kotatsu.download.ui.DownloadsActivity"
+			android:label="@string/downloads"
+			android:launchMode="singleTop" />
+		<activity android:name="org.koitharu.kotatsu.image.ui.ImageActivity" />
+		<activity android:name="org.koitharu.kotatsu.favourites.ui.categories.edit.FavouritesCategoryEditActivity" />
+		<activity
+			android:name="org.koitharu.kotatsu.sync.ui.SyncAuthActivity"
+			android:label="@string/sync" />
+		<activity
+			android:name="org.koitharu.kotatsu.reader.ui.colorfilter.ColorFilterConfigActivity"
+			android:label="@string/color_correction" />
+		<activity
+			android:name="org.koitharu.kotatsu.shelf.ui.config.ShelfSettingsActivity"
+			android:label="@string/settings" />
 
 		<service
-			android:name=".ui.download.DownloadService"
-			android:foregroundServiceType="dataSync" />
-		<service android:name=".ui.settings.AppUpdateService" />
+			android:name="org.koitharu.kotatsu.download.ui.service.DownloadService"
+			android:foregroundServiceType="dataSync"
+			android:stopWithTask="false" />
+		<service android:name="org.koitharu.kotatsu.local.ui.LocalChaptersRemoveService" />
+		<service android:name="org.koitharu.kotatsu.local.ui.ImportService" />
 		<service
-			android:name=".ui.widget.shelf.ShelfWidgetService"
+			android:name="org.koitharu.kotatsu.widget.shelf.ShelfWidgetService"
 			android:permission="android.permission.BIND_REMOTEVIEWS" />
 		<service
-			android:name=".ui.widget.recent.RecentWidgetService"
+			android:name="org.koitharu.kotatsu.widget.recent.RecentWidgetService"
 			android:permission="android.permission.BIND_REMOTEVIEWS" />
+		<service
+			android:name="org.koitharu.kotatsu.sync.ui.SyncAuthenticatorService"
+			android:exported="true"
+			tools:ignore="ExportedService">
+			<intent-filter>
+				<action android:name="android.accounts.AccountAuthenticator" />
+			</intent-filter>
+			<meta-data
+				android:name="android.accounts.AccountAuthenticator"
+				android:resource="@xml/authenticator_sync" />
+		</service>
+		<service
+			android:name="org.koitharu.kotatsu.sync.ui.favourites.FavouritesSyncService"
+			android:exported="false"
+			android:label="@string/favourites"
+			android:process=":sync">
+			<intent-filter>
+				<action android:name="android.content.SyncAdapter" />
+			</intent-filter>
+			<meta-data
+				android:name="android.content.SyncAdapter"
+				android:resource="@xml/sync_favourites" />
+		</service>
+		<service
+			android:name="org.koitharu.kotatsu.sync.ui.history.HistorySyncService"
+			android:exported="false"
+			android:label="@string/history"
+			android:process=":sync">
+			<intent-filter>
+				<action android:name="android.content.SyncAdapter" />
+			</intent-filter>
+			<meta-data
+				android:name="android.content.SyncAdapter"
+				android:resource="@xml/sync_history" />
+		</service>
+		<service
+			android:name="org.koitharu.kotatsu.details.service.MangaPrefetchService"
+			android:exported="false" />
 
 		<provider
-			android:name=".ui.search.MangaSuggestionsProvider"
+			android:name="org.koitharu.kotatsu.search.ui.MangaSuggestionsProvider"
 			android:authorities="${applicationId}.MangaSuggestionsProvider"
 			android:exported="false" />
 		<provider
@@ -96,9 +205,26 @@
 				android:name="android.support.FILE_PROVIDER_PATHS"
 				android:resource="@xml/filepaths" />
 		</provider>
+		<provider
+			android:name="org.koitharu.kotatsu.sync.ui.favourites.FavouritesSyncProvider"
+			android:authorities="org.koitharu.kotatsu.favourites"
+			android:exported="false"
+			android:label="@string/favourites"
+			android:syncable="true" />
+		<provider
+			android:name="org.koitharu.kotatsu.sync.ui.history.HistorySyncProvider"
+			android:authorities="org.koitharu.kotatsu.history"
+			android:exported="false"
+			android:label="@string/history"
+			android:syncable="true" />
+		<provider
+			android:name="androidx.startup.InitializationProvider"
+			android:authorities="${applicationId}.androidx-startup"
+			tools:node="remove" />
 
 		<receiver
-			android:name=".ui.widget.shelf.ShelfWidgetProvider"
+			android:name="org.koitharu.kotatsu.widget.shelf.ShelfWidgetProvider"
+			android:exported="true"
 			android:label="@string/manga_shelf">
 			<intent-filter>
 				<action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
@@ -108,7 +234,8 @@
 				android:resource="@xml/widget_shelf" />
 		</receiver>
 		<receiver
-			android:name=".ui.widget.recent.RecentWidgetProvider"
+			android:name="org.koitharu.kotatsu.widget.recent.RecentWidgetProvider"
+			android:exported="true"
 			android:label="@string/recent_manga">
 			<intent-filter>
 				<action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
@@ -118,6 +245,16 @@
 				android:resource="@xml/widget_recent" />
 		</receiver>
 
+		<meta-data
+			android:name="android.webkit.WebView.EnableSafeBrowsing"
+			android:value="false" />
+		<meta-data
+			android:name="android.webkit.WebView.MetricsOptOut"
+			android:value="true" />
+		<meta-data
+			android:name="com.samsung.android.icon_container.has_icon_container"
+			android:value="@bool/com_samsung_android_icon_container_has_icon_container" />
+
 	</application>
 
-</manifest>
+</manifest>

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

@@ -1,143 +1,140 @@
 package org.koitharu.kotatsu
 
 import android.app.Application
+import android.content.Context
 import android.os.StrictMode
+import androidx.annotation.WorkerThread
 import androidx.appcompat.app.AppCompatDelegate
-import androidx.room.Room
-import coil.Coil
-import coil.ComponentRegistry
-import coil.ImageLoaderBuilder
-import coil.util.CoilUtils
-import com.chuckerteam.chucker.api.ChuckerCollector
-import com.chuckerteam.chucker.api.ChuckerInterceptor
-import okhttp3.OkHttpClient
-import org.koin.android.ext.koin.androidContext
-import org.koin.android.ext.koin.androidLogger
-import org.koin.core.context.startKoin
-import org.koin.dsl.module
-import org.koitharu.kotatsu.core.db.DatabasePrePopulateCallback
+import androidx.fragment.app.strictmode.FragmentStrictMode
+import androidx.hilt.work.HiltWorkerFactory
+import androidx.room.InvalidationTracker
+import androidx.work.Configuration
+import dagger.hilt.android.HiltAndroidApp
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import org.acra.ReportField
+import org.acra.config.dialog
+import org.acra.config.httpSender
+import org.acra.data.StringFormat
+import org.acra.ktx.initAcra
+import org.acra.sender.HttpSender
 import org.koitharu.kotatsu.core.db.MangaDatabase
-import org.koitharu.kotatsu.core.db.migrations.*
-import org.koitharu.kotatsu.core.local.CbzFetcher
-import org.koitharu.kotatsu.core.local.PagesCache
-import org.koitharu.kotatsu.core.local.cookies.PersistentCookieJar
-import org.koitharu.kotatsu.core.local.cookies.cache.SetCookieCache
-import org.koitharu.kotatsu.core.local.cookies.persistence.SharedPrefsCookiePersistor
-import org.koitharu.kotatsu.core.parser.LocalMangaRepository
-import org.koitharu.kotatsu.core.parser.UserAgentInterceptor
 import org.koitharu.kotatsu.core.prefs.AppSettings
-import org.koitharu.kotatsu.domain.MangaLoaderContext
-import org.koitharu.kotatsu.domain.favourites.FavouritesRepository
-import org.koitharu.kotatsu.domain.history.HistoryRepository
-import org.koitharu.kotatsu.ui.utils.AppCrashHandler
-import org.koitharu.kotatsu.ui.widget.WidgetUpdater
-import org.koitharu.kotatsu.utils.CacheUtils
-import java.util.concurrent.TimeUnit
+import org.koitharu.kotatsu.local.data.PagesCache
+import org.koitharu.kotatsu.local.domain.LocalMangaRepository
+import org.koitharu.kotatsu.parsers.MangaLoaderContext
+import org.koitharu.kotatsu.utils.ext.processLifecycleScope
+import javax.inject.Inject
 
-class KotatsuApp : Application() {
+@HiltAndroidApp
+class KotatsuApp : Application(), Configuration.Provider {
 
-	private val cookieJar by lazy {
-		PersistentCookieJar(SetCookieCache(), SharedPrefsCookiePersistor(applicationContext))
-	}
+	@Inject
+	lateinit var databaseObservers: Set<@JvmSuppressWildcards InvalidationTracker.Observer>
 
-	private val chuckerCollector by lazy(LazyThreadSafetyMode.NONE) {
-		ChuckerCollector(applicationContext)
-	}
+	@Inject
+	lateinit var activityLifecycleCallbacks: Set<@JvmSuppressWildcards ActivityLifecycleCallbacks>
+
+	@Inject
+	lateinit var database: MangaDatabase
+
+	@Inject
+	lateinit var settings: AppSettings
+
+	@Inject
+	lateinit var workerFactory: HiltWorkerFactory
 
 	override fun onCreate() {
 		super.onCreate()
 		if (BuildConfig.DEBUG) {
-			StrictMode.setThreadPolicy(StrictMode.ThreadPolicy.Builder()
+			enableStrictMode()
+		}
+		AppCompatDelegate.setDefaultNightMode(settings.theme)
+		AppCompatDelegate.setApplicationLocales(settings.appLocales)
+		setupActivityLifecycleCallbacks()
+		processLifecycleScope.launch(Dispatchers.Default) {
+			setupDatabaseObservers()
+		}
+	}
+
+	override fun attachBaseContext(base: Context?) {
+		super.attachBaseContext(base)
+		initAcra {
+			buildConfigClass = BuildConfig::class.java
+			reportFormat = StringFormat.JSON
+			excludeMatchingSharedPreferencesKeys = listOf(
+				"sources_\\w+",
+			)
+			httpSender {
+				uri = getString(R.string.url_error_report)
+				basicAuthLogin = getString(R.string.acra_login)
+				basicAuthPassword = getString(R.string.acra_password)
+				httpMethod = HttpSender.Method.POST
+			}
+			reportContent = listOf(
+				ReportField.PACKAGE_NAME,
+				ReportField.INSTALLATION_ID,
+				ReportField.APP_VERSION_CODE,
+				ReportField.APP_VERSION_NAME,
+				ReportField.ANDROID_VERSION,
+				ReportField.PHONE_MODEL,
+				ReportField.STACK_TRACE,
+				ReportField.CRASH_CONFIGURATION,
+				ReportField.SHARED_PREFERENCES,
+			)
+			dialog {
+				text = getString(R.string.crash_text)
+				title = getString(R.string.error_occurred)
+				positiveButtonText = getString(R.string.send)
+				resIcon = R.drawable.ic_alert_outline
+				resTheme = android.R.style.Theme_Material_Light_Dialog_Alert
+			}
+		}
+	}
+
+	override fun getWorkManagerConfiguration(): Configuration {
+		return Configuration.Builder()
+			.setWorkerFactory(workerFactory)
+			.build()
+	}
+
+	@WorkerThread
+	private fun setupDatabaseObservers() {
+		val tracker = database.invalidationTracker
+		databaseObservers.forEach {
+			tracker.addObserver(it)
+		}
+	}
+
+	private fun setupActivityLifecycleCallbacks() {
+		activityLifecycleCallbacks.forEach {
+			registerActivityLifecycleCallbacks(it)
+		}
+	}
+
+	private fun enableStrictMode() {
+		StrictMode.setThreadPolicy(
+			StrictMode.ThreadPolicy.Builder()
 				.detectAll()
 				.penaltyLog()
-				.build())
-			StrictMode.setVmPolicy(StrictMode.VmPolicy.Builder()
+				.build(),
+		)
+		StrictMode.setVmPolicy(
+			StrictMode.VmPolicy.Builder()
 				.detectAll()
 				.setClassInstanceLimit(LocalMangaRepository::class.java, 1)
 				.setClassInstanceLimit(PagesCache::class.java, 1)
 				.setClassInstanceLimit(MangaLoaderContext::class.java, 1)
 				.penaltyLog()
-				.build())
-		}
-		initKoin()
-		initCoil()
-		Thread.setDefaultUncaughtExceptionHandler(AppCrashHandler(applicationContext))
-		if (BuildConfig.DEBUG) {
-			initErrorHandler()
-		}
-		AppCompatDelegate.setDefaultNightMode(AppSettings(this).theme)
-		val widgetUpdater = WidgetUpdater(applicationContext)
-		FavouritesRepository.subscribe(widgetUpdater)
-		HistoryRepository.subscribe(widgetUpdater)
-	}
-
-	private fun initKoin() {
-		startKoin {
-			androidLogger()
-			androidContext(applicationContext)
-			modules(
-				module {
-					factory {
-						okHttp()
-							.cache(CacheUtils.createHttpCache(applicationContext))
-							.build()
-					}
-					single {
-						mangaDb().build()
-					}
-					single {
-						MangaLoaderContext()
-					}
-					single {
-						AppSettings(applicationContext)
-					}
-					single {
-						PagesCache(applicationContext)
-					}
-				}
-			)
-		}
-	}
-
-	private fun initCoil() {
-		Coil.setImageLoader(
-			ImageLoaderBuilder(applicationContext)
-				.okHttpClient(
-					okHttp()
-						.cache(CoilUtils.createDefaultCache(applicationContext))
-						.build()
-				).componentRegistry(
-					ComponentRegistry.Builder()
-						.add(CbzFetcher())
-						.build()
-				)
-				.build()
+				.build(),
 		)
+		FragmentStrictMode.defaultPolicy = FragmentStrictMode.Policy.Builder()
+			.penaltyDeath()
+			.detectFragmentReuse()
+			.detectWrongFragmentContainer()
+			.detectRetainInstanceUsage()
+			.detectSetUserVisibleHint()
+			.detectFragmentTagUsage()
+			.build()
 	}
-
-	private fun initErrorHandler() {
-		val exceptionHandler = Thread.getDefaultUncaughtExceptionHandler()
-		Thread.setDefaultUncaughtExceptionHandler { t, e ->
-			chuckerCollector.onError("CRASH", e)
-			exceptionHandler?.uncaughtException(t, e)
-		}
-	}
-
-	private fun okHttp() = OkHttpClient.Builder().apply {
-		connectTimeout(20, TimeUnit.SECONDS)
-		readTimeout(60, TimeUnit.SECONDS)
-		writeTimeout(20, TimeUnit.SECONDS)
-		cookieJar(cookieJar)
-		addInterceptor(UserAgentInterceptor)
-		if (BuildConfig.DEBUG) {
-			addInterceptor(ChuckerInterceptor(applicationContext, collector = chuckerCollector))
-		}
-	}
-
-	private fun mangaDb() = Room.databaseBuilder(
-		applicationContext,
-		MangaDatabase::class.java,
-		"kotatsu-db"
-	).addMigrations(Migration1To2, Migration2To3, Migration3To4, Migration4To5, Migration5To6)
-		.addCallback(DatabasePrePopulateCallback(resources))
-}
+}

app/src/main/java/org/koitharu/kotatsu/base/domain/MangaDataRepository.kt

@@ -0,0 +1,164 @@
+package org.koitharu.kotatsu.base.domain
+
+import android.graphics.BitmapFactory
+import android.net.Uri
+import android.util.Size
+import androidx.room.withTransaction
+import java.io.File
+import java.io.InputStream
+import java.util.zip.ZipFile
+import javax.inject.Inject
+import kotlin.math.roundToInt
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.distinctUntilChanged
+import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.runInterruptible
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import org.koitharu.kotatsu.core.db.MangaDatabase
+import org.koitharu.kotatsu.core.db.entity.*
+import org.koitharu.kotatsu.core.network.CommonHeaders
+import org.koitharu.kotatsu.core.parser.MangaRepository
+import org.koitharu.kotatsu.core.prefs.ReaderMode
+import org.koitharu.kotatsu.parsers.model.Manga
+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.util.await
+import org.koitharu.kotatsu.reader.domain.ReaderColorFilter
+
+private const val MIN_WEBTOON_RATIO = 2
+
+class MangaDataRepository @Inject constructor(
+	private val okHttpClient: OkHttpClient,
+	private val db: MangaDatabase,
+) {
+
+	suspend fun saveReaderMode(manga: Manga, mode: ReaderMode) {
+		db.withTransaction {
+			storeManga(manga)
+			val entity = db.preferencesDao.find(manga.id) ?: newEntity(manga.id)
+			db.preferencesDao.upsert(entity.copy(mode = mode.id))
+		}
+	}
+
+	suspend fun saveColorFilter(manga: Manga, colorFilter: ReaderColorFilter?) {
+		db.withTransaction {
+			storeManga(manga)
+			val entity = db.preferencesDao.find(manga.id) ?: newEntity(manga.id)
+			db.preferencesDao.upsert(
+				entity.copy(
+					cfBrightness = colorFilter?.brightness ?: 0f,
+					cfContrast = colorFilter?.contrast ?: 0f,
+				),
+			)
+		}
+	}
+
+	suspend fun getReaderMode(mangaId: Long): ReaderMode? {
+		return db.preferencesDao.find(mangaId)?.let { ReaderMode.valueOf(it.mode) }
+	}
+
+	suspend fun getColorFilter(mangaId: Long): ReaderColorFilter? {
+		return db.preferencesDao.find(mangaId)?.getColorFilterOrNull()
+	}
+
+	fun observeColorFilter(mangaId: Long): Flow<ReaderColorFilter?> {
+		return db.preferencesDao.observe(mangaId)
+			.map { it?.getColorFilterOrNull() }
+			.distinctUntilChanged()
+	}
+
+	suspend fun findMangaById(mangaId: Long): Manga? {
+		return db.mangaDao.find(mangaId)?.toManga()
+	}
+
+	suspend fun resolveIntent(intent: MangaIntent): Manga? = when {
+		intent.manga != null -> intent.manga
+		intent.mangaId != 0L -> findMangaById(intent.mangaId)
+		else -> null // TODO resolve uri
+	}
+
+	suspend fun storeManga(manga: Manga) {
+		val tags = manga.tags.toEntities()
+		db.withTransaction {
+			db.tagsDao.upsert(tags)
+			db.mangaDao.upsert(manga.toEntity(), tags)
+		}
+	}
+
+	suspend fun findTags(source: MangaSource): Set<MangaTag> {
+		return db.tagsDao.findTags(source.name).toMangaTags()
+	}
+
+	private fun MangaPrefsEntity.getColorFilterOrNull(): ReaderColorFilter? {
+		return if (cfBrightness != 0f || cfContrast != 0f) {
+			ReaderColorFilter(cfBrightness, cfContrast)
+		} else {
+			null
+		}
+	}
+
+	/**
+	 * Automatic determine type of manga by page size
+	 * @return ReaderMode.WEBTOON if page is wide
+	 */
+	suspend fun determineMangaIsWebtoon(repository: MangaRepository, pages: List<MangaPage>): Boolean {
+		val pageIndex = (pages.size * 0.3).roundToInt()
+		val page = requireNotNull(pages.getOrNull(pageIndex)) { "No pages" }
+		val url = repository.getPageUrl(page)
+		val uri = Uri.parse(url)
+		val size = if (uri.scheme == "cbz") {
+			runInterruptible(Dispatchers.IO) {
+				val zip = ZipFile(uri.schemeSpecificPart)
+				val entry = zip.getEntry(uri.fragment)
+				zip.getInputStream(entry).use {
+					getBitmapSize(it)
+				}
+			}
+		} else {
+			val request = Request.Builder()
+				.url(url)
+				.get()
+				.header(CommonHeaders.REFERER, page.referer)
+				.cacheControl(CommonHeaders.CACHE_CONTROL_DISABLED)
+				.build()
+			okHttpClient.newCall(request).await().use {
+				runInterruptible(Dispatchers.IO) {
+					getBitmapSize(it.body?.byteStream())
+				}
+			}
+		}
+		return size.width * MIN_WEBTOON_RATIO < size.height
+	}
+
+	private fun newEntity(mangaId: Long) = MangaPrefsEntity(
+		mangaId = mangaId,
+		mode = -1,
+		cfBrightness = 0f,
+		cfContrast = 0f,
+	)
+
+	companion object {
+
+		suspend fun getImageMimeType(file: File): String? = runInterruptible(Dispatchers.IO) {
+			val options = BitmapFactory.Options().apply {
+				inJustDecodeBounds = true
+			}
+			BitmapFactory.decodeFile(file.path, options)?.recycle()
+			options.outMimeType
+		}
+
+		private fun getBitmapSize(input: InputStream?): Size {
+			val options = BitmapFactory.Options().apply {
+				inJustDecodeBounds = true
+			}
+			BitmapFactory.decodeStream(input, null, options)?.recycle()
+			val imageHeight: Int = options.outHeight
+			val imageWidth: Int = options.outWidth
+			check(imageHeight > 0 && imageWidth > 0)
+			return Size(imageWidth, imageHeight)
+		}
+	}
+}

app/src/main/java/org/koitharu/kotatsu/base/domain/MangaIntent.kt

@@ -0,0 +1,36 @@
+package org.koitharu.kotatsu.base.domain
+
+import android.content.Intent
+import android.net.Uri
+import android.os.Bundle
+import org.koitharu.kotatsu.core.model.parcelable.ParcelableManga
+import org.koitharu.kotatsu.parsers.model.Manga
+import org.koitharu.kotatsu.utils.ext.getParcelableCompat
+import org.koitharu.kotatsu.utils.ext.getParcelableExtraCompat
+
+class MangaIntent private constructor(
+	val manga: Manga?,
+	val mangaId: Long,
+	val uri: Uri?,
+) {
+
+	constructor(intent: Intent?) : this(
+		manga = intent?.getParcelableExtraCompat<ParcelableManga>(KEY_MANGA)?.manga,
+		mangaId = intent?.getLongExtra(KEY_ID, ID_NONE) ?: ID_NONE,
+		uri = intent?.data,
+	)
+
+	constructor(args: Bundle?) : this(
+		manga = args?.getParcelableCompat<ParcelableManga>(KEY_MANGA)?.manga,
+		mangaId = args?.getLong(KEY_ID, ID_NONE) ?: ID_NONE,
+		uri = null,
+	)
+
+	companion object {
+
+		const val ID_NONE = 0L
+
+		const val KEY_MANGA = "manga"
+		const val KEY_ID = "id"
+	}
+}

app/src/main/java/org/koitharu/kotatsu/base/domain/ReversibleHandle.kt

@@ -0,0 +1,29 @@
+package org.koitharu.kotatsu.base.domain
+
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.NonCancellable
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+import org.koitharu.kotatsu.utils.ext.printStackTraceDebug
+import org.koitharu.kotatsu.utils.ext.processLifecycleScope
+import org.koitharu.kotatsu.utils.ext.runCatchingCancellable
+
+fun interface ReversibleHandle {
+
+	suspend fun reverse()
+}
+
+fun ReversibleHandle.reverseAsync() = processLifecycleScope.launch(Dispatchers.Default) {
+	runCatchingCancellable {
+		withContext(NonCancellable) {
+			reverse()
+		}
+	}.onFailure {
+		it.printStackTraceDebug()
+	}
+}
+
+operator fun ReversibleHandle.plus(other: ReversibleHandle) = ReversibleHandle {
+	this.reverse()
+	other.reverse()
+}

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

@@ -0,0 +1,45 @@
+package org.koitharu.kotatsu.base.ui
+
+import android.app.Dialog
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import androidx.annotation.CallSuper
+import androidx.fragment.app.DialogFragment
+import androidx.viewbinding.ViewBinding
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+
+abstract class AlertDialogFragment<B : ViewBinding> : DialogFragment() {
+
+	private var viewBinding: B? = null
+
+	protected val binding: B
+		get() = checkNotNull(viewBinding)
+
+	final override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
+		val binding = onInflateView(layoutInflater, null)
+		viewBinding = binding
+		return MaterialAlertDialogBuilder(requireContext(), theme)
+			.setView(binding.root)
+			.run(::onBuildDialog)
+			.create()
+	}
+
+	final override fun onCreateView(
+		inflater: LayoutInflater,
+		container: ViewGroup?,
+		savedInstanceState: Bundle?,
+	) = viewBinding?.root
+
+	@CallSuper
+	override fun onDestroyView() {
+		viewBinding = null
+		super.onDestroyView()
+	}
+
+	open fun onBuildDialog(builder: MaterialAlertDialogBuilder): MaterialAlertDialogBuilder = builder
+
+	protected fun bindingOrNull(): B? = viewBinding
+
+	protected abstract fun onInflateView(inflater: LayoutInflater, container: ViewGroup?): B
+}

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

@@ -0,0 +1,148 @@
+package org.koitharu.kotatsu.base.ui
+
+import android.content.res.Configuration
+import android.os.Build
+import android.os.Bundle
+import android.view.KeyEvent
+import android.view.MenuItem
+import android.view.View
+import android.view.ViewGroup
+import androidx.annotation.CallSuper
+import androidx.appcompat.app.AppCompatActivity
+import androidx.appcompat.view.ActionMode
+import androidx.appcompat.widget.ActionBarContextView
+import androidx.appcompat.widget.Toolbar
+import androidx.core.content.ContextCompat
+import androidx.core.graphics.ColorUtils
+import androidx.core.view.ViewCompat
+import androidx.core.view.WindowCompat
+import androidx.core.view.WindowInsetsCompat
+import androidx.core.view.updateLayoutParams
+import androidx.viewbinding.ViewBinding
+import dagger.hilt.android.EntryPointAccessors
+import org.koitharu.kotatsu.BuildConfig
+import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.base.ui.util.ActionModeDelegate
+import org.koitharu.kotatsu.base.ui.util.BaseActivityEntryPoint
+import org.koitharu.kotatsu.base.ui.util.WindowInsetsDelegate
+import org.koitharu.kotatsu.base.ui.util.inject
+import org.koitharu.kotatsu.core.exceptions.resolve.ExceptionResolver
+import org.koitharu.kotatsu.core.prefs.AppSettings
+import org.koitharu.kotatsu.utils.ext.getThemeColor
+import javax.inject.Inject
+
+abstract class BaseActivity<B : ViewBinding> :
+	AppCompatActivity(),
+	WindowInsetsDelegate.WindowInsetsListener {
+
+	@Inject
+	lateinit var settings: AppSettings
+
+	protected lateinit var binding: B
+		private set
+
+	@Suppress("LeakingThis")
+	protected val exceptionResolver = ExceptionResolver(this)
+
+	@Suppress("LeakingThis")
+	protected val insetsDelegate = WindowInsetsDelegate(this)
+
+	val actionModeDelegate = ActionModeDelegate()
+
+	override fun onCreate(savedInstanceState: Bundle?) {
+		EntryPointAccessors.fromApplication(this, BaseActivityEntryPoint::class.java).inject(this)
+		val isAmoled = settings.isAmoledTheme
+		val isDynamic = settings.isDynamicTheme
+		when {
+			isAmoled && isDynamic -> setTheme(R.style.Theme_Kotatsu_Monet_Amoled)
+			isAmoled -> setTheme(R.style.Theme_Kotatsu_Amoled)
+			isDynamic -> setTheme(R.style.Theme_Kotatsu_Monet)
+		}
+		super.onCreate(savedInstanceState)
+		WindowCompat.setDecorFitsSystemWindows(window, false)
+		insetsDelegate.handleImeInsets = true
+	}
+
+	@Deprecated("Use ViewBinding", level = DeprecationLevel.ERROR)
+	override fun setContentView(layoutResID: Int) {
+		super.setContentView(layoutResID)
+		setupToolbar()
+	}
+
+	@Deprecated("Use ViewBinding", level = DeprecationLevel.ERROR)
+	override fun setContentView(view: View?) {
+		super.setContentView(view)
+		setupToolbar()
+	}
+
+	protected fun setContentView(binding: B) {
+		this.binding = binding
+		super.setContentView(binding.root)
+		val toolbar = (binding.root.findViewById<View>(R.id.toolbar) as? Toolbar)
+		toolbar?.let(this::setSupportActionBar)
+		insetsDelegate.onViewCreated(binding.root)
+	}
+
+	override fun onOptionsItemSelected(item: MenuItem) = if (item.itemId == android.R.id.home) {
+		onBackPressed()
+		true
+	} else super.onOptionsItemSelected(item)
+
+	override fun onKeyDown(keyCode: Int, event: KeyEvent?): Boolean {
+		if (BuildConfig.DEBUG && keyCode == KeyEvent.KEYCODE_VOLUME_UP) { // TODO remove
+			// ActivityCompat.recreate(this)
+			TODO("Test error")
+			return true
+		}
+		return super.onKeyDown(keyCode, event)
+	}
+
+	private fun setupToolbar() {
+		(findViewById<View>(R.id.toolbar) as? Toolbar)?.let(this::setSupportActionBar)
+	}
+
+	protected fun isDarkAmoledTheme(): Boolean {
+		val uiMode = resources.configuration.uiMode
+		val isNight = uiMode and Configuration.UI_MODE_NIGHT_MASK == Configuration.UI_MODE_NIGHT_YES
+		return isNight && settings.isAmoledTheme
+	}
+
+	@CallSuper
+	override fun onSupportActionModeStarted(mode: ActionMode) {
+		super.onSupportActionModeStarted(mode)
+		actionModeDelegate.onSupportActionModeStarted(mode)
+		val actionModeColor = ColorUtils.compositeColors(
+			ContextCompat.getColor(this, com.google.android.material.R.color.m3_appbar_overlay_color),
+			getThemeColor(com.google.android.material.R.attr.colorSurface),
+		)
+		val insets = ViewCompat.getRootWindowInsets(binding.root)
+			?.getInsets(WindowInsetsCompat.Type.systemBars()) ?: return
+		findViewById<ActionBarContextView?>(androidx.appcompat.R.id.action_mode_bar).apply {
+			setBackgroundColor(actionModeColor)
+			updateLayoutParams<ViewGroup.MarginLayoutParams> {
+				topMargin = insets.top
+			}
+		}
+		window.statusBarColor = actionModeColor
+	}
+
+	@CallSuper
+	override fun onSupportActionModeFinished(mode: ActionMode) {
+		super.onSupportActionModeFinished(mode)
+		actionModeDelegate.onSupportActionModeFinished(mode)
+		window.statusBarColor = getThemeColor(android.R.attr.statusBarColor)
+	}
+
+	@Suppress("OVERRIDE_DEPRECATION", "DEPRECATION")
+	override fun onBackPressed() {
+		if ( // https://issuetracker.google.com/issues/139738913
+			Build.VERSION.SDK_INT == Build.VERSION_CODES.Q &&
+			isTaskRoot &&
+			supportFragmentManager.backStackEntryCount == 0
+		) {
+			finishAfterTransition()
+		} else {
+			super.onBackPressed()
+		}
+	}
+}

app/src/main/java/org/koitharu/kotatsu/base/ui/BaseBottomSheet.kt

@@ -0,0 +1,86 @@
+package org.koitharu.kotatsu.base.ui
+
+import android.app.Dialog
+import android.os.Bundle
+import android.util.DisplayMetrics
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.view.ViewGroup.LayoutParams
+import androidx.core.view.updateLayoutParams
+import androidx.viewbinding.ViewBinding
+import com.google.android.material.R as materialR
+import com.google.android.material.bottomsheet.BottomSheetBehavior
+import com.google.android.material.bottomsheet.BottomSheetDialog
+import com.google.android.material.bottomsheet.BottomSheetDialogFragment
+import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.base.ui.dialog.AppBottomSheetDialog
+import org.koitharu.kotatsu.utils.ext.displayCompat
+
+abstract class BaseBottomSheet<B : ViewBinding> : BottomSheetDialogFragment() {
+
+	private var viewBinding: B? = null
+
+	protected val binding: B
+		get() = checkNotNull(viewBinding)
+
+	protected val behavior: BottomSheetBehavior<*>?
+		get() = (dialog as? BottomSheetDialog)?.behavior
+
+	final override fun onCreateView(
+		inflater: LayoutInflater,
+		container: ViewGroup?,
+		savedInstanceState: Bundle?,
+	): View {
+		val binding = onInflateView(inflater, container)
+		viewBinding = binding
+
+		// Enforce max width for tablets
+		val width = resources.getDimensionPixelSize(R.dimen.bottom_sheet_width)
+		if (width > 0) {
+			behavior?.maxWidth = width
+		}
+
+		// Set peek height to 50% display height
+		requireContext().displayCompat?.let {
+			val metrics = DisplayMetrics()
+			it.getRealMetrics(metrics)
+			behavior?.peekHeight = (metrics.heightPixels * 0.4).toInt()
+		}
+
+		return binding.root
+	}
+
+	override fun onDestroyView() {
+		viewBinding = null
+		super.onDestroyView()
+	}
+
+	override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
+		return AppBottomSheetDialog(requireContext(), theme)
+	}
+
+	fun addBottomSheetCallback(callback: BottomSheetBehavior.BottomSheetCallback) {
+		val b = behavior ?: return
+		b.addBottomSheetCallback(callback)
+		val rootView = dialog?.findViewById<View>(materialR.id.design_bottom_sheet)
+		if (rootView != null) {
+			callback.onStateChanged(rootView, b.state)
+		}
+	}
+
+	protected abstract fun onInflateView(inflater: LayoutInflater, container: ViewGroup?): B
+
+	protected fun setExpanded(isExpanded: Boolean, isLocked: Boolean) {
+		val b = behavior ?: return
+		if (isExpanded) {
+			b.state = BottomSheetBehavior.STATE_EXPANDED
+		}
+		b.isFitToContents = !isExpanded
+		val rootView = dialog?.findViewById<View>(materialR.id.design_bottom_sheet)
+		rootView?.updateLayoutParams {
+			height = if (isExpanded) LayoutParams.MATCH_PARENT else LayoutParams.WRAP_CONTENT
+		}
+		b.isDraggable = !isLocked
+	}
+}

app/src/main/java/org/koitharu/kotatsu/base/ui/BaseFragment.kt

@@ -0,0 +1,55 @@
+package org.koitharu.kotatsu.base.ui
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.fragment.app.Fragment
+import androidx.viewbinding.ViewBinding
+import org.koitharu.kotatsu.base.ui.util.ActionModeDelegate
+import org.koitharu.kotatsu.base.ui.util.WindowInsetsDelegate
+import org.koitharu.kotatsu.core.exceptions.resolve.ExceptionResolver
+
+abstract class BaseFragment<B : ViewBinding> :
+	Fragment(),
+	WindowInsetsDelegate.WindowInsetsListener {
+
+	private var viewBinding: B? = null
+
+	protected val binding: B
+		get() = checkNotNull(viewBinding)
+
+	@Suppress("LeakingThis")
+	protected val exceptionResolver = ExceptionResolver(this)
+
+	@Suppress("LeakingThis")
+	protected val insetsDelegate = WindowInsetsDelegate(this)
+
+	protected val actionModeDelegate: ActionModeDelegate
+		get() = (requireActivity() as BaseActivity<*>).actionModeDelegate
+
+	override fun onCreateView(
+		inflater: LayoutInflater,
+		container: ViewGroup?,
+		savedInstanceState: Bundle?
+	): View? {
+		val binding = onInflateView(inflater, container)
+		viewBinding = binding
+		return binding.root
+	}
+
+	override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+		super.onViewCreated(view, savedInstanceState)
+		insetsDelegate.onViewCreated(view)
+	}
+
+	override fun onDestroyView() {
+		viewBinding = null
+		insetsDelegate.onDestroyView()
+		super.onDestroyView()
+	}
+
+	protected fun bindingOrNull() = viewBinding
+
+	protected abstract fun onInflateView(inflater: LayoutInflater, container: ViewGroup?): B
+}

app/src/main/java/org/koitharu/kotatsu/base/ui/BaseFullscreenActivity.kt

@@ -0,0 +1,59 @@
+package org.koitharu.kotatsu.base.ui
+
+import android.graphics.Color
+import android.os.Build
+import android.os.Bundle
+import android.view.View
+import android.view.WindowManager
+import androidx.viewbinding.ViewBinding
+
+@Suppress("DEPRECATION")
+private const val SYSTEM_UI_FLAGS_SHOWN = View.SYSTEM_UI_FLAG_LAYOUT_STABLE or
+	View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION or
+	View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
+
+@Suppress("DEPRECATION")
+private const val SYSTEM_UI_FLAGS_HIDDEN = View.SYSTEM_UI_FLAG_LAYOUT_STABLE or
+	View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION or
+	View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN or
+	View.SYSTEM_UI_FLAG_HIDE_NAVIGATION or
+	View.SYSTEM_UI_FLAG_FULLSCREEN or
+	View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY
+
+abstract class BaseFullscreenActivity<B : ViewBinding> :
+	BaseActivity<B>(),
+	View.OnSystemUiVisibilityChangeListener {
+
+	override fun onCreate(savedInstanceState: Bundle?) {
+		super.onCreate(savedInstanceState)
+		with(window) {
+			statusBarColor = Color.TRANSPARENT
+			navigationBarColor = Color.TRANSPARENT
+			if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
+				attributes.layoutInDisplayCutoutMode =
+					WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES
+			}
+			decorView.setOnSystemUiVisibilityChangeListener(this@BaseFullscreenActivity)
+		}
+		showSystemUI()
+	}
+
+	@Suppress("DEPRECATION", "DeprecatedCallableAddReplaceWith")
+	@Deprecated("Deprecated in Java")
+	final override fun onSystemUiVisibilityChange(visibility: Int) {
+		onSystemUiVisibilityChanged(visibility and View.SYSTEM_UI_FLAG_FULLSCREEN == 0)
+	}
+
+	// TODO WindowInsetsControllerCompat works incorrect
+	@Suppress("DEPRECATION")
+	protected fun hideSystemUI() {
+		window.decorView.systemUiVisibility = SYSTEM_UI_FLAGS_HIDDEN
+	}
+
+	@Suppress("DEPRECATION")
+	protected fun showSystemUI() {
+		window.decorView.systemUiVisibility = SYSTEM_UI_FLAGS_SHOWN
+	}
+
+	protected open fun onSystemUiVisibilityChanged(isVisible: Boolean) = Unit
+}

app/src/main/java/org/koitharu/kotatsu/base/ui/BasePreferenceFragment.kt

@@ -0,0 +1,63 @@
+package org.koitharu.kotatsu.base.ui
+
+import android.os.Bundle
+import android.view.View
+import androidx.annotation.CallSuper
+import androidx.annotation.StringRes
+import androidx.core.graphics.Insets
+import androidx.core.view.updatePadding
+import androidx.preference.PreferenceFragmentCompat
+import androidx.recyclerview.widget.RecyclerView
+import dagger.hilt.android.AndroidEntryPoint
+import javax.inject.Inject
+import org.koitharu.kotatsu.base.ui.util.RecyclerViewOwner
+import org.koitharu.kotatsu.base.ui.util.WindowInsetsDelegate
+import org.koitharu.kotatsu.core.prefs.AppSettings
+import org.koitharu.kotatsu.settings.SettingsHeadersFragment
+
+@AndroidEntryPoint
+abstract class BasePreferenceFragment(@StringRes private val titleId: Int) :
+	PreferenceFragmentCompat(),
+	WindowInsetsDelegate.WindowInsetsListener,
+	RecyclerViewOwner {
+
+	@Inject
+	lateinit var settings: AppSettings
+
+	@Suppress("LeakingThis")
+	protected val insetsDelegate = WindowInsetsDelegate(this)
+
+	override val recyclerView: RecyclerView
+		get() = listView
+
+	override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+		super.onViewCreated(view, savedInstanceState)
+		listView.clipToPadding = false
+		insetsDelegate.onViewCreated(view)
+	}
+
+	override fun onDestroyView() {
+		insetsDelegate.onDestroyView()
+		super.onDestroyView()
+	}
+
+	override fun onResume() {
+		super.onResume()
+		if (titleId != 0) {
+			setTitle(getString(titleId))
+		}
+	}
+
+	@CallSuper
+	override fun onWindowInsetsChanged(insets: Insets) {
+		listView.updatePadding(
+			bottom = insets.bottom,
+		)
+	}
+
+	@Suppress("UsePropertyAccessSyntax")
+	protected fun setTitle(title: CharSequence) {
+		(parentFragment as? SettingsHeadersFragment)?.setTitle(title)
+			?: activity?.setTitle(title)
+	}
+}

app/src/main/java/org/koitharu/kotatsu/base/ui/BaseService.kt

@@ -0,0 +1,5 @@
+package org.koitharu.kotatsu.base.ui
+
+import androidx.lifecycle.LifecycleService
+
+abstract class BaseService : LifecycleService()

app/src/main/java/org/koitharu/kotatsu/base/ui/BaseViewModel.kt

@@ -0,0 +1,49 @@
+package org.koitharu.kotatsu.base.ui
+
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import kotlin.coroutines.CoroutineContext
+import kotlin.coroutines.EmptyCoroutineContext
+import kotlinx.coroutines.*
+import org.koitharu.kotatsu.base.ui.util.CountedBooleanLiveData
+import org.koitharu.kotatsu.utils.SingleLiveEvent
+import org.koitharu.kotatsu.utils.ext.printStackTraceDebug
+
+abstract class BaseViewModel : ViewModel() {
+
+	protected val loadingCounter = CountedBooleanLiveData()
+	protected val errorEvent = SingleLiveEvent<Throwable>()
+
+	val onError: LiveData<Throwable>
+		get() = errorEvent
+
+	val isLoading: LiveData<Boolean>
+		get() = loadingCounter
+
+	protected fun launchJob(
+		context: CoroutineContext = EmptyCoroutineContext,
+		start: CoroutineStart = CoroutineStart.DEFAULT,
+		block: suspend CoroutineScope.() -> Unit
+	): Job = viewModelScope.launch(context + createErrorHandler(), start, block)
+
+	protected fun launchLoadingJob(
+		context: CoroutineContext = EmptyCoroutineContext,
+		start: CoroutineStart = CoroutineStart.DEFAULT,
+		block: suspend CoroutineScope.() -> Unit
+	): Job = viewModelScope.launch(context + createErrorHandler(), start) {
+		loadingCounter.increment()
+		try {
+			block()
+		} finally {
+			loadingCounter.decrement()
+		}
+	}
+
+	private fun createErrorHandler() = CoroutineExceptionHandler { _, throwable ->
+		throwable.printStackTraceDebug()
+		if (throwable !is CancellationException) {
+			errorEvent.postCall(throwable)
+		}
+	}
+}

app/src/main/java/org/koitharu/kotatsu/base/ui/CoroutineIntentService.kt

@@ -0,0 +1,51 @@
+package org.koitharu.kotatsu.base.ui
+
+import android.app.Service
+import android.content.Intent
+import androidx.lifecycle.lifecycleScope
+import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.CoroutineExceptionHandler
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.sync.Mutex
+import kotlinx.coroutines.sync.withLock
+import kotlinx.coroutines.withContext
+import org.koitharu.kotatsu.utils.ext.printStackTraceDebug
+
+abstract class CoroutineIntentService : BaseService() {
+
+	private val mutex = Mutex()
+	protected open val dispatcher: CoroutineDispatcher = Dispatchers.Default
+
+	final override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
+		super.onStartCommand(intent, flags, startId)
+		launchCoroutine(intent, startId)
+		return Service.START_REDELIVER_INTENT
+	}
+
+	private fun launchCoroutine(intent: Intent?, startId: Int) = lifecycleScope.launch(errorHandler(startId)) {
+		mutex.withLock {
+			try {
+				if (intent != null) {
+					withContext(dispatcher) {
+						processIntent(startId, intent)
+					}
+				}
+			} catch (e: Throwable) {
+				e.printStackTraceDebug()
+				onError(startId, e)
+			} finally {
+				stopSelf(startId)
+			}
+		}
+	}
+
+	protected abstract suspend fun processIntent(startId: Int, intent: Intent)
+
+	protected abstract fun onError(startId: Int, error: Throwable)
+
+	private fun errorHandler(startId: Int) = CoroutineExceptionHandler { _, throwable ->
+		throwable.printStackTraceDebug()
+		onError(startId, throwable)
+	}
+}

app/src/main/java/org/koitharu/kotatsu/base/ui/DefaultActivityLifecycleCallbacks.kt

@@ -0,0 +1,22 @@
+package org.koitharu.kotatsu.base.ui
+
+import android.app.Activity
+import android.app.Application.ActivityLifecycleCallbacks
+import android.os.Bundle
+
+interface DefaultActivityLifecycleCallbacks : ActivityLifecycleCallbacks {
+
+	override fun onActivityCreated(activity: Activity, savedInstanceState: Bundle?) = Unit
+
+	override fun onActivityStarted(activity: Activity) = Unit
+
+	override fun onActivityResumed(activity: Activity) = Unit
+
+	override fun onActivityPaused(activity: Activity) = Unit
+
+	override fun onActivityStopped(activity: Activity) = Unit
+
+	override fun onActivitySaveInstanceState(activity: Activity, outState: Bundle) = Unit
+
+	override fun onActivityDestroyed(activity: Activity) = Unit
+}

app/src/main/java/org/koitharu/kotatsu/base/ui/dialog/AppBottomSheetDialog.kt

@@ -0,0 +1,29 @@
+package org.koitharu.kotatsu.base.ui.dialog
+
+import android.content.Context
+import android.graphics.Color
+import android.view.View
+import com.google.android.material.bottomsheet.BottomSheetDialog
+
+class AppBottomSheetDialog(context: Context, theme: Int) : BottomSheetDialog(context, theme) {
+
+	/**
+	 * https://github.com/material-components/material-components-android/issues/2582
+	 */
+	@Suppress("DEPRECATION")
+	override fun onAttachedToWindow() {
+		val window = window
+		val initialSystemUiVisibility = window?.decorView?.systemUiVisibility ?: 0
+		super.onAttachedToWindow()
+		if (window != null) {
+			// If the navigation bar is translucent at all, the BottomSheet should be edge to edge
+			val drawEdgeToEdge = edgeToEdgeEnabled && Color.alpha(window.navigationBarColor) < 0xFF
+			if (drawEdgeToEdge) {
+				// Copied from super.onAttachedToWindow:
+				val edgeToEdgeFlags = View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION or View.SYSTEM_UI_FLAG_LAYOUT_STABLE
+				// Fix super-class's window flag bug by respecting the initial system UI visibility:
+				window.decorView.systemUiVisibility = edgeToEdgeFlags or initialSystemUiVisibility
+			}
+		}
+	}
+}

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

@@ -1,15 +1,13 @@
-package org.koitharu.kotatsu.ui.common.dialog
+package org.koitharu.kotatsu.base.ui.dialog
 
-import android.annotation.SuppressLint
 import android.content.Context
 import android.content.DialogInterface
 import android.view.LayoutInflater
 import androidx.annotation.DrawableRes
 import androidx.annotation.StringRes
 import androidx.appcompat.app.AlertDialog
-import com.google.android.material.checkbox.MaterialCheckBox
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.databinding.DialogCheckboxBinding
 
 class CheckBoxAlertDialog private constructor(private val delegate: AlertDialog) :
 	DialogInterface by delegate {
@@ -18,13 +16,10 @@ class CheckBoxAlertDialog private constructor(private val delegate: AlertDialog)
 
 	class Builder(context: Context) {
 
-		@SuppressLint("InflateParams")
-		private val view = LayoutInflater.from(context)
-			.inflate(R.layout.dialog_checkbox, null, false)
-		private val checkBox = view.findViewById<MaterialCheckBox>(android.R.id.checkbox)
+		private val binding = DialogCheckboxBinding.inflate(LayoutInflater.from(context))
 
 		private val delegate = MaterialAlertDialogBuilder(context)
-			.setView(view)
+			.setView(binding.root)
 
 		fun setTitle(@StringRes titleResId: Int): Builder {
 			delegate.setTitle(titleResId)
@@ -47,12 +42,12 @@ class CheckBoxAlertDialog private constructor(private val delegate: AlertDialog)
 		}
 
 		fun setCheckBoxText(@StringRes textId: Int): Builder {
-			checkBox.setText(textId)
+			binding.checkbox.setText(textId)
 			return this
 		}
 
 		fun setCheckBoxChecked(isChecked: Boolean): Builder {
-			checkBox.isChecked = isChecked
+			binding.checkbox.isChecked = isChecked
 			return this
 		}
 
@@ -66,7 +61,7 @@ class CheckBoxAlertDialog private constructor(private val delegate: AlertDialog)
 			listener: (DialogInterface, Boolean) -> Unit
 		): Builder {
 			delegate.setPositiveButton(textId) { dialog, _ ->
-				listener(dialog, checkBox.isChecked)
+				listener(dialog, binding.checkbox.isChecked)
 			}
 			return this
 		}

app/src/main/java/org/koitharu/kotatsu/base/ui/dialog/RememberSelectionDialogListener.kt

@@ -0,0 +1,13 @@
+package org.koitharu.kotatsu.base.ui.dialog
+
+import android.content.DialogInterface
+
+class RememberSelectionDialogListener(initialValue: Int) : DialogInterface.OnClickListener {
+
+	var selection: Int = initialValue
+		private set
+
+	override fun onClick(dialog: DialogInterface?, which: Int) {
+		selection = which
+	}
+}

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

@@ -1,19 +1,18 @@
-package org.koitharu.kotatsu.ui.common.dialog
+package org.koitharu.kotatsu.base.ui.dialog
 
 import android.content.Context
 import android.content.DialogInterface
+import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.BaseAdapter
 import androidx.annotation.StringRes
 import androidx.appcompat.app.AlertDialog
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
-import kotlinx.android.synthetic.main.item_storage.view.*
+import kotlinx.coroutines.runBlocking
 import org.koitharu.kotatsu.R
-import org.koitharu.kotatsu.core.parser.LocalMangaRepository
-import org.koitharu.kotatsu.utils.ext.getStorageName
-import org.koitharu.kotatsu.utils.ext.inflate
-import org.koitharu.kotatsu.utils.ext.longHashCode
+import org.koitharu.kotatsu.databinding.ItemStorageBinding
+import org.koitharu.kotatsu.local.data.LocalStorageManager
 import java.io.File
 
 class StorageSelectDialog private constructor(private val delegate: AlertDialog) :
@@ -21,19 +20,22 @@ class StorageSelectDialog private constructor(private val delegate: AlertDialog)
 
 	fun show() = delegate.show()
 
-	class Builder(context: Context, defaultValue: File?, listener: OnStorageSelectListener) {
+	class Builder(context: Context, storageManager: LocalStorageManager, listener: OnStorageSelectListener) {
 
-		private val adapter = VolumesAdapter(context)
+		private val adapter = VolumesAdapter(storageManager)
 		private val delegate = MaterialAlertDialogBuilder(context)
 
 		init {
 			if (adapter.isEmpty) {
 				delegate.setMessage(R.string.cannot_find_available_storage)
 			} else {
-				val checked = adapter.volumes.indexOfFirst {
+				val defaultValue = runBlocking {
+					storageManager.getDefaultWriteableDir()
+				}
+				adapter.selectedItemPosition = adapter.volumes.indexOfFirst {
 					it.first.canonicalPath == defaultValue?.canonicalPath
 				}
-				delegate.setSingleChoiceItems(adapter, checked) { d, i ->
+				delegate.setAdapter(adapter) { d, i ->
 					listener.onStorageSelected(adapter.getItem(i).first)
 					d.dismiss()
 				}
@@ -58,38 +60,42 @@ class StorageSelectDialog private constructor(private val delegate: AlertDialog)
 		fun create() = StorageSelectDialog(delegate.create())
 	}
 
-	private class VolumesAdapter(context: Context) : BaseAdapter() {
+	private class VolumesAdapter(storageManager: LocalStorageManager) : BaseAdapter() {
 
-		val volumes = getAvailableVolumes(context)
+		var selectedItemPosition: Int = -1
+		val volumes = getAvailableVolumes(storageManager)
 
 		override fun getView(position: Int, convertView: View?, parent: ViewGroup): View {
-			val view = convertView ?: parent.inflate(R.layout.item_storage)
+			val view = convertView ?: LayoutInflater.from(parent.context).inflate(R.layout.item_storage, parent, false)
+			val binding = (view.tag as? ItemStorageBinding) ?: ItemStorageBinding.bind(view).also {
+				view.tag = it
+			}
 			val item = volumes[position]
-			view.textView_title.text = item.second
-			view.textView_subtitle.text = item.first.path
+			binding.imageViewIndicator.isChecked = selectedItemPosition == position
+			binding.textViewTitle.text = item.second
+			binding.textViewSubtitle.text = item.first.path
 			return view
 		}
 
 		override fun getItem(position: Int): Pair<File, String> = volumes[position]
 
-		override fun getItemId(position: Int) = volumes[position].first.absolutePath.longHashCode()
+		override fun getItemId(position: Int) = position.toLong()
 
 		override fun getCount() = volumes.size
 
-	}
+		override fun hasStableIds() = true
 
-	interface OnStorageSelectListener {
-
-		fun onStorageSelected(file: File)
-	}
-
-	private companion object {
-
-		@JvmStatic
-		fun getAvailableVolumes(context: Context): List<Pair<File, String>> {
-			return LocalMangaRepository.getAvailableStorageDirs(context).map {
-				it to it.getStorageName(context)
+		private fun getAvailableVolumes(storageManager: LocalStorageManager): List<Pair<File, String>> {
+			return runBlocking {
+				storageManager.getWriteableDirs().map {
+					it to storageManager.getStorageDisplayName(it)
+				}
 			}
 		}
 	}
+
+	fun interface OnStorageSelectListener {
+
+		fun onStorageSelected(file: File)
+	}
 }

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

@@ -0,0 +1,20 @@
+package org.koitharu.kotatsu.base.ui.list
+
+import android.view.View
+import android.view.View.OnClickListener
+import android.view.View.OnLongClickListener
+import com.hannesdorfmann.adapterdelegates4.dsl.AdapterDelegateViewBindingViewHolder
+
+class AdapterDelegateClickListenerAdapter<I>(
+	private val adapterDelegate: AdapterDelegateViewBindingViewHolder<out I, *>,
+	private val clickListener: OnListItemClickListener<I>,
+) : OnClickListener, OnLongClickListener {
+
+	override fun onClick(v: View) {
+		clickListener.onItemClick(adapterDelegate.item, v)
+	}
+
+	override fun onLongClick(v: View): Boolean {
+		return clickListener.onItemLongClick(adapterDelegate.item, v)
+	}
+}

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

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.common.list
+package org.koitharu.kotatsu.base.ui.list
 
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView

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

@@ -0,0 +1,37 @@
+package org.koitharu.kotatsu.base.ui.list
+
+import android.content.Context
+import android.util.AttributeSet
+import android.view.View
+import androidx.recyclerview.widget.GridLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+
+class FitHeightGridLayoutManager : GridLayoutManager {
+
+	constructor(context: Context?, spanCount: Int) : super(context, spanCount)
+
+	constructor(
+		context: Context?,
+		attrs: AttributeSet?,
+		defStyleAttr: Int,
+		defStyleRes: Int,
+	) : super(context, attrs, defStyleAttr, defStyleRes)
+
+	constructor(
+		context: Context?,
+		spanCount: Int,
+		orientation: Int,
+		reverseLayout: Boolean,
+	) : super(context, spanCount, orientation, reverseLayout)
+
+
+	override fun layoutDecoratedWithMargins(child: View, left: Int, top: Int, right: Int, bottom: Int) {
+		if (orientation == RecyclerView.VERTICAL && child.layoutParams.height == LayoutParams.MATCH_PARENT) {
+			val parentBottom = height - paddingBottom
+			val offset = parentBottom - bottom
+			super.layoutDecoratedWithMargins(child, left, top + offset, right, bottom + offset)
+		} else {
+			super.layoutDecoratedWithMargins(child, left, top, right, bottom)
+		}
+	}
+}

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

@@ -0,0 +1,37 @@
+package org.koitharu.kotatsu.base.ui.list
+
+import android.content.Context
+import android.util.AttributeSet
+import android.view.View
+import androidx.annotation.AttrRes
+import androidx.annotation.StyleRes
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+import androidx.recyclerview.widget.RecyclerView.LayoutParams
+
+class FitHeightLinearLayoutManager : LinearLayoutManager {
+
+	constructor(context: Context) : super(context)
+	constructor(
+		context: Context,
+		@RecyclerView.Orientation orientation: Int,
+		reverseLayout: Boolean,
+	) : super(context, orientation, reverseLayout)
+
+	constructor(
+		context: Context,
+		attrs: AttributeSet?,
+		@AttrRes defStyleAttr: Int,
+		@StyleRes defStyleRes: Int,
+	) : super(context, attrs, defStyleAttr, defStyleRes)
+
+	override fun layoutDecoratedWithMargins(child: View, left: Int, top: Int, right: Int, bottom: Int) {
+		if (orientation == RecyclerView.VERTICAL && child.layoutParams.height == LayoutParams.MATCH_PARENT) {
+			val parentBottom = height - paddingBottom
+			val offset = parentBottom - bottom
+			super.layoutDecoratedWithMargins(child, left, top + offset, right, bottom + offset)
+		} else {
+			super.layoutDecoratedWithMargins(child, left, top, right, bottom)
+		}
+	}
+}

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

@@ -0,0 +1,203 @@
+package org.koitharu.kotatsu.base.ui.list
+
+import android.app.Activity
+import android.os.Bundle
+import android.view.Menu
+import android.view.MenuItem
+import androidx.appcompat.app.AppCompatActivity
+import androidx.appcompat.view.ActionMode
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.LifecycleEventObserver
+import androidx.lifecycle.LifecycleOwner
+import androidx.recyclerview.widget.RecyclerView
+import androidx.savedstate.SavedStateRegistry
+import androidx.savedstate.SavedStateRegistryOwner
+import kotlin.coroutines.EmptyCoroutineContext
+import kotlinx.coroutines.Dispatchers
+import org.koitharu.kotatsu.base.ui.list.decor.AbstractSelectionItemDecoration
+
+private const val KEY_SELECTION = "selection"
+private const val PROVIDER_NAME = "selection_decoration"
+
+class ListSelectionController(
+	private val activity: Activity,
+	private val decoration: AbstractSelectionItemDecoration,
+	private val registryOwner: SavedStateRegistryOwner,
+	private val callback: Callback2,
+) : ActionMode.Callback, SavedStateRegistry.SavedStateProvider {
+
+	private var actionMode: ActionMode? = null
+
+	val count: Int
+		get() = decoration.checkedItemsCount
+
+	init {
+		registryOwner.lifecycle.addObserver(StateEventObserver())
+	}
+
+	fun snapshot(): Set<Long> {
+		return peekCheckedIds().toSet()
+	}
+
+	fun peekCheckedIds(): Set<Long> {
+		return decoration.checkedItemsIds
+	}
+
+	fun clear() {
+		decoration.clearSelection()
+		notifySelectionChanged()
+	}
+
+	fun addAll(ids: Collection<Long>) {
+		if (ids.isEmpty()) {
+			return
+		}
+		decoration.checkAll(ids)
+		notifySelectionChanged()
+	}
+
+	fun attachToRecyclerView(recyclerView: RecyclerView) {
+		recyclerView.addItemDecoration(decoration)
+	}
+
+	override fun saveState(): Bundle {
+		val bundle = Bundle(1)
+		bundle.putLongArray(KEY_SELECTION, peekCheckedIds().toLongArray())
+		return bundle
+	}
+
+	fun onItemClick(id: Long): Boolean {
+		if (decoration.checkedItemsCount != 0) {
+			decoration.toggleItemChecked(id)
+			if (decoration.checkedItemsCount == 0) {
+				actionMode?.finish()
+			} else {
+				actionMode?.invalidate()
+			}
+			notifySelectionChanged()
+			return true
+		}
+		return false
+	}
+
+	fun onItemLongClick(id: Long): Boolean {
+		startActionMode()
+		return actionMode?.also {
+			decoration.setItemIsChecked(id, true)
+			notifySelectionChanged()
+		} != null
+	}
+
+	override fun onCreateActionMode(mode: ActionMode, menu: Menu): Boolean {
+		return callback.onCreateActionMode(this, mode, menu)
+	}
+
+	override fun onPrepareActionMode(mode: ActionMode, menu: Menu): Boolean {
+		return callback.onPrepareActionMode(this, mode, menu)
+	}
+
+	override fun onActionItemClicked(mode: ActionMode, item: MenuItem): Boolean {
+		return callback.onActionItemClicked(this, mode, item)
+	}
+
+	override fun onDestroyActionMode(mode: ActionMode) {
+		callback.onDestroyActionMode(this, mode)
+		clear()
+		actionMode = null
+	}
+
+	private fun startActionMode() {
+		if (actionMode == null) {
+			actionMode = (activity as? AppCompatActivity)?.startSupportActionMode(this)
+		}
+	}
+
+	private fun notifySelectionChanged() {
+		val count = decoration.checkedItemsCount
+		callback.onSelectionChanged(this, count)
+		if (count == 0) {
+			actionMode?.finish()
+		} else {
+			actionMode?.invalidate()
+		}
+	}
+
+	private fun restoreState(ids: Collection<Long>) {
+		if (ids.isEmpty() || decoration.checkedItemsCount != 0) {
+			return
+		}
+		decoration.checkAll(ids)
+		startActionMode()
+		notifySelectionChanged()
+	}
+
+	@Deprecated("")
+	interface Callback : Callback2 {
+
+		fun onSelectionChanged(count: Int)
+
+		fun onCreateActionMode(mode: ActionMode, menu: Menu): Boolean
+
+		fun onPrepareActionMode(mode: ActionMode, menu: Menu): Boolean
+
+		fun onActionItemClicked(mode: ActionMode, item: MenuItem): Boolean
+
+		fun onDestroyActionMode(mode: ActionMode) = Unit
+
+		override fun onSelectionChanged(controller: ListSelectionController, count: Int) {
+			onSelectionChanged(count)
+		}
+
+		override fun onCreateActionMode(controller: ListSelectionController, mode: ActionMode, menu: Menu): Boolean {
+			return onCreateActionMode(mode, menu)
+		}
+
+		override fun onPrepareActionMode(controller: ListSelectionController, mode: ActionMode, menu: Menu): Boolean {
+			return onPrepareActionMode(mode, menu)
+		}
+
+		override fun onActionItemClicked(
+			controller: ListSelectionController,
+			mode: ActionMode,
+			item: MenuItem,
+		): Boolean = onActionItemClicked(mode, item)
+
+		override fun onDestroyActionMode(controller: ListSelectionController, mode: ActionMode) {
+			onDestroyActionMode(mode)
+		}
+	}
+
+	interface Callback2 {
+
+		fun onSelectionChanged(controller: ListSelectionController, count: Int)
+
+		fun onCreateActionMode(controller: ListSelectionController, mode: ActionMode, menu: Menu): Boolean
+
+		fun onPrepareActionMode(controller: ListSelectionController, mode: ActionMode, menu: Menu): Boolean {
+			mode.title = controller.count.toString()
+			return true
+		}
+
+		fun onActionItemClicked(controller: ListSelectionController, mode: ActionMode, item: MenuItem): Boolean
+
+		fun onDestroyActionMode(controller: ListSelectionController, mode: ActionMode) = Unit
+	}
+
+	private inner class StateEventObserver : LifecycleEventObserver {
+
+		override fun onStateChanged(source: LifecycleOwner, event: Lifecycle.Event) {
+			if (event == Lifecycle.Event.ON_CREATE) {
+				val registry = registryOwner.savedStateRegistry
+				registry.registerSavedStateProvider(PROVIDER_NAME, this@ListSelectionController)
+				val state = registry.consumeRestoredStateForKey(PROVIDER_NAME)
+				if (state != null) {
+					Dispatchers.Main.dispatch(EmptyCoroutineContext) { // == Handler.post
+						if (source.lifecycle.currentState.isAtLeast(Lifecycle.State.CREATED)) {
+							restoreState(state.getLongArray(KEY_SELECTION)?.toList().orEmpty())
+						}
+					}
+				}
+			}
+		}
+	}
+}

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

@@ -0,0 +1,10 @@
+package org.koitharu.kotatsu.base.ui.list
+
+import android.view.View
+
+interface OnListItemClickListener<I> {
+
+	fun onItemClick(item: I, view: View)
+
+	fun onItemLongClick(item: I, view: View) = false
+}

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

@@ -0,0 +1,18 @@
+package org.koitharu.kotatsu.base.ui.list
+
+import androidx.recyclerview.widget.RecyclerView
+
+class PaginationScrollListener(offset: Int, private val callback: Callback) :
+	BoundsScrollListener(0, offset) {
+
+	override fun onScrolledToStart(recyclerView: RecyclerView) = Unit
+
+	override fun onScrolledToEnd(recyclerView: RecyclerView) {
+		callback.onScrolledToEnd()
+	}
+
+	interface Callback {
+
+		fun onScrolledToEnd()
+	}
+}

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

@@ -0,0 +1,237 @@
+package org.koitharu.kotatsu.base.ui.list
+
+import android.app.Activity
+import android.os.Bundle
+import android.view.Menu
+import android.view.MenuItem
+import androidx.appcompat.app.AppCompatActivity
+import androidx.appcompat.view.ActionMode
+import androidx.collection.ArrayMap
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.LifecycleEventObserver
+import androidx.lifecycle.LifecycleOwner
+import androidx.recyclerview.widget.RecyclerView
+import androidx.savedstate.SavedStateRegistry
+import androidx.savedstate.SavedStateRegistryOwner
+import kotlinx.coroutines.Dispatchers
+import org.koitharu.kotatsu.base.ui.list.decor.AbstractSelectionItemDecoration
+import kotlin.coroutines.EmptyCoroutineContext
+
+private const val PROVIDER_NAME = "selection_decoration_sectioned"
+
+class SectionedSelectionController<T : Any>(
+	private val activity: Activity,
+	private val owner: SavedStateRegistryOwner,
+	private val callback: Callback<T>,
+) : ActionMode.Callback, SavedStateRegistry.SavedStateProvider {
+
+	private var actionMode: ActionMode? = null
+
+	private var pendingData: MutableMap<String, Collection<Long>>? = null
+	private val decorations = ArrayMap<T, AbstractSelectionItemDecoration>()
+
+	val count: Int
+		get() = decorations.values.sumOf { it.checkedItemsCount }
+
+	init {
+		owner.lifecycle.addObserver(StateEventObserver())
+	}
+
+	fun snapshot(): Map<T, Set<Long>> {
+		return decorations.mapValues { it.value.checkedItemsIds.toSet() }
+	}
+
+	fun peekCheckedIds(): Map<T, Set<Long>> {
+		return decorations.mapValues { it.value.checkedItemsIds }
+	}
+
+	fun clear() {
+		decorations.values.forEach {
+			it.clearSelection()
+		}
+		notifySelectionChanged()
+	}
+
+	fun attachToRecyclerView(section: T, recyclerView: RecyclerView) {
+		val decoration = getDecoration(section)
+		val pendingIds = pendingData?.remove(section.toString())
+		if (!pendingIds.isNullOrEmpty()) {
+			decoration.checkAll(pendingIds)
+			startActionMode()
+			notifySelectionChanged()
+		}
+		var shouldAddDecoration = true
+		for (i in (0 until recyclerView.itemDecorationCount).reversed()) {
+			val decor = recyclerView.getItemDecorationAt(i)
+			if (decor === decoration) {
+				shouldAddDecoration = false
+				break
+			} else if (decor.javaClass == decoration.javaClass) {
+				recyclerView.removeItemDecorationAt(i)
+			}
+		}
+		if (shouldAddDecoration) {
+			recyclerView.addItemDecoration(decoration)
+		}
+		if (pendingData?.isEmpty() == true) {
+			pendingData = null
+		}
+	}
+
+	override fun saveState(): Bundle {
+		val bundle = Bundle(decorations.size)
+		for ((k, v) in decorations) {
+			bundle.putLongArray(k.toString(), v.checkedItemsIds.toLongArray())
+		}
+		return bundle
+	}
+
+	fun onItemClick(section: T, id: Long): Boolean {
+		val decoration = getDecoration(section)
+		if (isInSelectionMode()) {
+			decoration.toggleItemChecked(id)
+			if (isInSelectionMode()) {
+				actionMode?.invalidate()
+			} else {
+				actionMode?.finish()
+			}
+			notifySelectionChanged()
+			return true
+		}
+		return false
+	}
+
+	fun onItemLongClick(section: T, id: Long): Boolean {
+		val decoration = getDecoration(section)
+		startActionMode()
+		return actionMode?.also {
+			decoration.setItemIsChecked(id, true)
+			notifySelectionChanged()
+		} != null
+	}
+
+	fun getSectionCount(section: T): Int {
+		return decorations[section]?.checkedItemsCount ?: 0
+	}
+
+	fun addToSelection(section: T, ids: Collection<Long>): Boolean {
+		val decoration = getDecoration(section)
+		startActionMode()
+		return actionMode?.also {
+			decoration.checkAll(ids)
+			notifySelectionChanged()
+		} != null
+	}
+
+	fun clearSelection(section: T) {
+		decorations[section]?.clearSelection() ?: return
+		notifySelectionChanged()
+	}
+
+	override fun onCreateActionMode(mode: ActionMode, menu: Menu): Boolean {
+		return callback.onCreateActionMode(this, mode, menu)
+	}
+
+	override fun onPrepareActionMode(mode: ActionMode, menu: Menu): Boolean {
+		return callback.onPrepareActionMode(this, mode, menu)
+	}
+
+	override fun onActionItemClicked(mode: ActionMode, item: MenuItem): Boolean {
+		return callback.onActionItemClicked(this, mode, item)
+	}
+
+	override fun onDestroyActionMode(mode: ActionMode) {
+		callback.onDestroyActionMode(this, mode)
+		clear()
+		actionMode = null
+	}
+
+	private fun startActionMode() {
+		if (actionMode == null) {
+			actionMode = (activity as? AppCompatActivity)?.startSupportActionMode(this)
+		}
+	}
+
+	private fun isInSelectionMode(): Boolean {
+		return decorations.values.any { x -> x.checkedItemsCount > 0 }
+	}
+
+	private fun notifySelectionChanged() {
+		val count = this.count
+		callback.onSelectionChanged(this, count)
+		if (count == 0) {
+			actionMode?.finish()
+		} else {
+			actionMode?.invalidate()
+		}
+	}
+
+	private fun restoreState(ids: MutableMap<String, Collection<Long>>) {
+		if (ids.isEmpty() || isInSelectionMode()) {
+			return
+		}
+		for ((k, v) in decorations) {
+			val items = ids.remove(k.toString())
+			if (!items.isNullOrEmpty()) {
+				v.checkAll(items)
+			}
+		}
+		pendingData = ids
+		if (isInSelectionMode()) {
+			startActionMode()
+			notifySelectionChanged()
+		}
+	}
+
+	private fun getDecoration(section: T): AbstractSelectionItemDecoration {
+		return decorations.getOrPut(section) {
+			callback.onCreateItemDecoration(this, section)
+		}
+	}
+
+	interface Callback<T : Any> {
+
+		fun onSelectionChanged(controller: SectionedSelectionController<T>, count: Int)
+
+		fun onCreateActionMode(controller: SectionedSelectionController<T>, mode: ActionMode, menu: Menu): Boolean
+
+		fun onPrepareActionMode(controller: SectionedSelectionController<T>, mode: ActionMode, menu: Menu): Boolean {
+			mode.title = controller.count.toString()
+			return true
+		}
+
+		fun onDestroyActionMode(controller: SectionedSelectionController<T>, mode: ActionMode) = Unit
+
+		fun onActionItemClicked(
+			controller: SectionedSelectionController<T>,
+			mode: ActionMode,
+			item: MenuItem,
+		): Boolean
+
+		fun onCreateItemDecoration(
+			controller: SectionedSelectionController<T>,
+			section: T,
+		): AbstractSelectionItemDecoration
+	}
+
+	private inner class StateEventObserver : LifecycleEventObserver {
+
+		override fun onStateChanged(source: LifecycleOwner, event: Lifecycle.Event) {
+			if (event == Lifecycle.Event.ON_CREATE) {
+				val registry = owner.savedStateRegistry
+				registry.registerSavedStateProvider(PROVIDER_NAME, this@SectionedSelectionController)
+				val state = registry.consumeRestoredStateForKey(PROVIDER_NAME)
+				if (state != null) {
+					Dispatchers.Main.dispatch(EmptyCoroutineContext) { // == Handler.post
+						if (source.lifecycle.currentState.isAtLeast(Lifecycle.State.CREATED)) {
+							restoreState(
+								state.keySet()
+									.associateWithTo(HashMap()) { state.getLongArray(it)?.toList().orEmpty() },
+							)
+						}
+					}
+				}
+			}
+		}
+	}
+}

app/src/main/java/org/koitharu/kotatsu/base/ui/list/decor/AbstractDividerItemDecoration.kt

@@ -0,0 +1,87 @@
+package org.koitharu.kotatsu.base.ui.list.decor
+
+import android.annotation.SuppressLint
+import android.content.Context
+import android.graphics.Canvas
+import android.graphics.Paint
+import android.graphics.Rect
+import android.view.View
+import androidx.core.content.res.getColorOrThrow
+import androidx.core.view.children
+import androidx.recyclerview.widget.RecyclerView
+import com.google.android.material.R as materialR
+
+@SuppressLint("PrivateResource")
+abstract class AbstractDividerItemDecoration(context: Context) : RecyclerView.ItemDecoration() {
+
+	private val bounds = Rect()
+	private val thickness: Int
+	private val paint = Paint(Paint.ANTI_ALIAS_FLAG)
+
+	init {
+		paint.style = Paint.Style.FILL
+		val ta = context.obtainStyledAttributes(
+			null,
+			materialR.styleable.MaterialDivider,
+			materialR.attr.materialDividerStyle,
+			materialR.style.Widget_Material3_MaterialDivider,
+		)
+		paint.color = ta.getColorOrThrow(materialR.styleable.MaterialDivider_dividerColor)
+		thickness = ta.getDimensionPixelSize(
+			materialR.styleable.MaterialDivider_dividerThickness,
+			context.resources.getDimensionPixelSize(materialR.dimen.material_divider_thickness),
+		)
+		ta.recycle()
+	}
+
+
+	override fun getItemOffsets(
+		outRect: Rect,
+		view: View,
+		parent: RecyclerView,
+		state: RecyclerView.State,
+	) {
+		outRect.set(0, thickness, 0, 0)
+	}
+
+	// TODO implement for horizontal lists on demand
+	override fun onDraw(canvas: Canvas, parent: RecyclerView, s: RecyclerView.State) {
+		if (parent.layoutManager == null || thickness == 0) {
+			return
+		}
+		canvas.save()
+		val left: Float
+		val right: Float
+		if (parent.clipToPadding) {
+			left = parent.paddingLeft.toFloat()
+			right = (parent.width - parent.paddingRight).toFloat()
+			canvas.clipRect(
+				left,
+				parent.paddingTop.toFloat(),
+				right,
+				(parent.height - parent.paddingBottom).toFloat()
+			)
+		} else {
+			left = 0f
+			right = parent.width.toFloat()
+		}
+
+		var previous: RecyclerView.ViewHolder? = null
+		for (child in parent.children) {
+			val holder = parent.getChildViewHolder(child)
+			if (previous != null && shouldDrawDivider(previous, holder)) {
+				parent.getDecoratedBoundsWithMargins(child, bounds)
+				val top: Float = bounds.top + child.translationY
+				val bottom: Float = top + thickness
+				canvas.drawRect(left, top, right, bottom, paint)
+			}
+			previous = holder
+		}
+		canvas.restore()
+	}
+
+	protected abstract fun shouldDrawDivider(
+		above: RecyclerView.ViewHolder,
+		below: RecyclerView.ViewHolder,
+	): Boolean
+}

app/src/main/java/org/koitharu/kotatsu/base/ui/list/decor/AbstractSelectionItemDecoration.kt

@@ -0,0 +1,111 @@
+package org.koitharu.kotatsu.base.ui.list.decor
+
+import android.graphics.Canvas
+import android.graphics.Rect
+import android.graphics.RectF
+import android.view.View
+import androidx.core.view.children
+import androidx.recyclerview.widget.RecyclerView
+import androidx.recyclerview.widget.RecyclerView.NO_ID
+
+abstract class AbstractSelectionItemDecoration : RecyclerView.ItemDecoration() {
+
+	private val bounds = Rect()
+	private val boundsF = RectF()
+	protected val selection = HashSet<Long>()
+
+	protected var hasBackground: Boolean = true
+	protected var hasForeground: Boolean = false
+	protected var isIncludeDecorAndMargins: Boolean = true
+
+	val checkedItemsCount: Int
+		get() = selection.size
+
+	val checkedItemsIds: Set<Long>
+		get() = selection
+
+	fun toggleItemChecked(id: Long) {
+		if (!selection.remove(id)) {
+			selection.add(id)
+		}
+	}
+
+	fun setItemIsChecked(id: Long, isChecked: Boolean) {
+		if (isChecked) {
+			selection.add(id)
+		} else {
+			selection.remove(id)
+		}
+	}
+
+	fun checkAll(ids: Collection<Long>) {
+		selection.addAll(ids)
+	}
+
+	fun clearSelection() {
+		selection.clear()
+	}
+
+	override fun onDraw(canvas: Canvas, parent: RecyclerView, state: RecyclerView.State) {
+		if (hasBackground) {
+			doDraw(canvas, parent, state, false)
+		} else {
+			super.onDraw(canvas, parent, state)
+		}
+	}
+
+	override fun onDrawOver(canvas: Canvas, parent: RecyclerView, state: RecyclerView.State) {
+		if (hasForeground) {
+			doDraw(canvas, parent, state, true)
+		} else {
+			super.onDrawOver(canvas, parent, state)
+		}
+	}
+
+	private fun doDraw(canvas: Canvas, parent: RecyclerView, state: RecyclerView.State, isOver: Boolean) {
+		val checkpoint = canvas.save()
+		if (parent.clipToPadding) {
+			canvas.clipRect(
+				parent.paddingLeft, parent.paddingTop, parent.width - parent.paddingRight,
+				parent.height - parent.paddingBottom
+			)
+		}
+
+		for (child in parent.children) {
+			val itemId = getItemId(parent, child)
+			if (itemId != NO_ID && itemId in selection) {
+				if (isIncludeDecorAndMargins) {
+					parent.getDecoratedBoundsWithMargins(child, bounds)
+				} else {
+					bounds.set(child.left, child.top, child.right, child.bottom)
+				}
+				boundsF.set(bounds)
+				boundsF.offset(child.translationX, child.translationY)
+				if (isOver) {
+					onDrawForeground(canvas, parent, child, boundsF, state)
+				} else {
+					onDrawBackground(canvas, parent, child, boundsF, state)
+				}
+			}
+		}
+		canvas.restoreToCount(checkpoint)
+	}
+
+	protected open fun getItemId(parent: RecyclerView, child: View) = parent.getChildItemId(child)
+
+	protected open fun onDrawBackground(
+		canvas: Canvas,
+		parent: RecyclerView,
+		child: View,
+		bounds: RectF,
+		state: RecyclerView.State,
+	) = Unit
+
+	protected open fun onDrawForeground(
+		canvas: Canvas,
+		parent: RecyclerView,
+		child: View,
+		bounds: RectF,
+		state: RecyclerView.State,
+	) = Unit
+}

app/src/main/java/org/koitharu/kotatsu/base/ui/list/decor/SpacingItemDecoration.kt

@@ -0,0 +1,18 @@
+package org.koitharu.kotatsu.base.ui.list.decor
+
+import android.graphics.Rect
+import android.view.View
+import androidx.annotation.Px
+import androidx.recyclerview.widget.RecyclerView
+
+class SpacingItemDecoration(@Px private val spacing: Int) : RecyclerView.ItemDecoration() {
+
+	override fun getItemOffsets(
+		outRect: Rect,
+		view: View,
+		parent: RecyclerView,
+		state: RecyclerView.State,
+	) {
+		outRect.set(spacing, spacing, spacing, spacing)
+	}
+}

app/src/main/java/org/koitharu/kotatsu/base/ui/list/decor/TypedSpacingItemDecoration.kt

@@ -0,0 +1,35 @@
+package org.koitharu.kotatsu.base.ui.list.decor
+
+import android.graphics.Rect
+import android.util.SparseIntArray
+import android.view.View
+import androidx.core.util.getOrDefault
+import androidx.core.util.set
+import androidx.recyclerview.widget.RecyclerView
+
+class TypedSpacingItemDecoration(
+	vararg spacingMapping: Pair<Int, Int>,
+	private val fallbackSpacing: Int = 0,
+) : RecyclerView.ItemDecoration() {
+
+	private val mapping = SparseIntArray(spacingMapping.size)
+	
+	init {
+		spacingMapping.forEach { (k, v) -> mapping[k] = v }
+	}
+
+	override fun getItemOffsets(
+		outRect: Rect,
+		view: View,
+		parent: RecyclerView,
+		state: RecyclerView.State
+	) {
+		val itemType = parent.getChildViewHolder(view)?.itemViewType
+		val spacing = if (itemType == null) {
+			fallbackSpacing
+		} else {
+			mapping.getOrDefault(itemType, fallbackSpacing)
+		}
+		outRect.set(spacing, spacing, spacing, spacing)
+	}
+}