Update version and parsers

Currently translated at 100.0% (320 of 320 strings)

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

.editorconfig

@@ -0,0 +1,19 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 4
+indent_style = tab
+insert_final_newline = false
+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 = true
+ij_kotlin_code_style_defaults = KOTLIN_OFFICIAL

.github/FUNDING.yml

@@ -1 +1 @@
-custom: ["https://money.yandex.ru/to/410012543938752"]
+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: Issues and requests for sources should be opened in the kotatsu-parsers repository instead

.github/ISSUE_TEMPLATE/report_issue.yml

@@ -0,0 +1,91 @@
+name: 🐞 Issue report
+description: Report an issue in Kotatsu
+labels: [bug]
+body:
+
+    - type: textarea
+      id: reproduce-steps
+      attributes:
+          label: Steps to reproduce
+          description: Provide an example of the issue.
+          placeholder: |
+              Example:
+                1. First step
+                2. Second step
+                3. Issue here
+      validations:
+          required: true
+
+    - type: textarea
+      id: expected-behavior
+      attributes:
+          label: Expected behavior
+          description: Explain what you should expect to happen.
+          placeholder: |
+              Example:
+                "This should happen..."
+      validations:
+          required: true
+
+    - type: textarea
+      id: actual-behavior
+      attributes:
+          label: Actual behavior
+          description: Explain what actually happens.
+          placeholder: |
+              Example:
+                "This happened instead..."
+      validations:
+          required: true
+
+    - 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: "Android 12"
+      validations:
+          required: true
+
+    - type: input
+      id: device
+      attributes:
+          label: Device
+          description: List your device and model.
+          placeholder: |
+              Example: "LG Nexus 5X"
+      validations:
+          required: true
+
+    - type: textarea
+      id: other-details
+      attributes:
+          label: Other details
+          placeholder: |
+              Additional details and attachments.
+
+    - 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
+              - label: I have written a short but informative title.
+                required: true
+              - label: If this is an issue with a source, I should be opening an issue in the [parsers repository](https://github.com/KotatsuApp/kotatsu-parsers/issues/new).
+                required: true
+              - label: I will fill out all of the requested information in this form.
+                required: true

.github/ISSUE_TEMPLATE/request_feature.yml

@@ -0,0 +1,47 @@
+name: ⭐ Feature request
+description: Suggest a feature 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: textarea
+      id: other-details
+      attributes:
+          label: Other details
+          placeholder: |
+              Additional details and attachments.
+
+    - 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: 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
+              - label: I have written a short but informative title.
+                required: true
+              - label: If this is an issue with a source, I should be opening an issue in the [parsers repository](https://github.com/KotatsuApp/kotatsu-parsers/issues/new).
+                required: true
+              - label: I will fill out all of the requested information in this form.
+                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 +3,17 @@
 /local.properties
 /.idea/caches
 /.idea/libraries
+/.idea/dictionaries
 /.idea/modules.xml
+/.idea/misc.xml
+/.idea/discord.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

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="RenderSettings">
-    <option name="quality" value="0.25" />
+  <component name="CompilerConfiguration">
+    <bytecodeTargetLevel target="11" />
   </component>
 </project>

.idea/dictionaries/admin.xml

@@ -1,13 +0,0 @@
-<component name="ProjectDictionaryState">
-  <dictionary name="admin">
-    <words>
-      <w>chucker</w>
-      <w>desu</w>
-      <w>koin</w>
-      <w>kotatsu</w>
-      <w>manga</w>
-      <w>upsert</w>
-      <w>webtoon</w>
-    </words>
-  </dictionary>
-</component>

.idea/gradle.xml

@@ -4,17 +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="Embedded JDK" />
         <option name="modules">
           <set>
             <option value="$PROJECT_DIR$" />
             <option value="$PROJECT_DIR$/app" />
           </set>
         </option>
-        <option name="resolveModulePerSourceSet" value="false" />
       </GradleProjectSettings>
     </option>
   </component>

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+<svg
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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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+</svg>

.idea/inspectionProfiles/Project_Default.xml

@@ -0,0 +1,14 @@
+<component name="InspectionProjectProfileManager">
+  <profile version="1.0">
+    <option name="myName" value="Project Default" />
+    <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="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

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Kotlin2JvmCompilerArguments">
+    <option name="jvmTarget" value="1.8" />
+  </component>
+</project>

.idea/ktlint.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="KtlintProjectConfiguration">
+    <androidMode>true</androidMode>
+    <treatAsErrors>false</treatAsErrors>
+  </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" 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/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>

.idea/vcs.xml

@@ -1,5 +1,14 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="GitSharedSettings">
+    <option name="FORCE_PUSH_PROHIBITED_PATTERNS">
+      <list>
+        <option value="master" />
+        <option value="devel" />
+        <option value="legacy" />
+      </list>
+    </option>
+  </component>
   <component name="VcsDirectoryMappings">
     <mapping directory="$PROJECT_DIR$" vcs="Git" />
   </component>

.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

@@ -1,45 +1,57 @@
-# Kotatsu 
+# Kotatsu
 
 Kotatsu is a free and open source manga reader for Android.
 
-![Android minSdk](https://img.shields.io/badge/android-5.0+-brightgreen) ![GitHub top language](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 unstable build: [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)
 
-Stable release: _Coming soon_
+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 design UI
 * Standard and Webtoon-optimized reader
-
-### Coming Features
-
-* Checking for new chapters
+* Notifications about new chapters with updates feed
+* Shikimori integration (manga tracking)
+* Password/fingerprint protect access to the app
 
 ### Screenshots
 
-| ![Screenshot_20200226-210337](https://user-images.githubusercontent.com/8948226/75573590-d467f180-5a65-11ea-8338-a34af4679ed6.png) | ![Screenshot_20200226-210310](https://user-images.githubusercontent.com/8948226/75573612-dcc02c80-5a65-11ea-9afb-293dadfb3cfd.png) | ![Screenshot_20200226-210232](https://user-images.githubusercontent.com/8948226/75573621-e0ec4a00-5a65-11ea-92b9-72ab90281a2b.png) |
-|---|---|---|
-| ![Screenshot_20200226-210405](https://user-images.githubusercontent.com/8948226/75573629-e34ea400-5a65-11ea-86a1-4496032ac0f0.png)  | ![Screenshot_20200226-210151](https://user-images.githubusercontent.com/8948226/75573632-e5186780-5a65-11ea-81b0-7c296157709c.png) | ![Screenshot_20200226-210223](https://user-images.githubusercontent.com/8948226/75573639-e6e22b00-5a65-11ea-84a6-6257f532fd2c.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

@@ -1,98 +1,139 @@
-apply plugin: 'com.android.application'
-apply plugin: 'kotlin-android'
-apply plugin: 'kotlin-android-extensions'
-apply plugin: 'kotlin-kapt'
-
-def gitCommits = 'git rev-list --count HEAD'.execute([], rootDir).text.trim().toInteger()
-def gitBranch = 'git branch --show-current'.execute([], rootDir).text.trim()
+plugins {
+	id 'com.android.application'
+	id 'kotlin-android'
+	id 'kotlin-kapt'
+	id 'kotlin-parcelize'
+}
 
 android {
-	compileSdkVersion 29
-	buildToolsVersion '29.0.3'
+	compileSdkVersion 32
+	buildToolsVersion '32.0.0'
+	namespace 'org.koitharu.kotatsu'
 
 	defaultConfig {
 		applicationId 'org.koitharu.kotatsu'
 		minSdkVersion 21
-		targetSdkVersion 29
-		versionCode gitCommits
-		versionName '0.1.3'
-
-		buildConfigField 'String', 'GIT_BRANCH', "\"${gitBranch}\""
+		targetSdkVersion 32
+		versionCode 414
+		versionName '3.4.2'
+		generatedDensities = []
+		testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
 
 		kapt {
 			arguments {
-				arg('room.schemaLocation', "$projectDir/schemas".toString())
+				arg 'room.schemaLocation', "$projectDir/schemas".toString()
 			}
 		}
-	}
-	archivesBaseName = "kotatsu_${gitCommits}"
-	compileOptions {
-		sourceCompatibility JavaVersion.VERSION_1_8
-		targetCompatibility JavaVersion.VERSION_1_8
-	}
-	kotlinOptions {
-		jvmTarget = JavaVersion.VERSION_1_8.toString()
+
+		// define this values in your local.properties file
+		buildConfigField 'String', 'SHIKIMORI_CLIENT_ID', "\"${localProperty('shikimori.clientId')}\""
+		buildConfigField 'String', 'SHIKIMORI_CLIENT_SECRET', "\"${localProperty('shikimori.clientSecret')}\""
 	}
 	buildTypes {
 		debug {
 			applicationIdSuffix = '.debug'
 		}
 		release {
+			multiDexEnabled false
 			minifyEnabled true
 			shrinkResources true
 			proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
 		}
 	}
-	lintOptions {
-		disable 'MissingTranslation'
+	buildFeatures {
+		viewBinding true
+	}
+	sourceSets {
+		androidTest.assets.srcDirs += files("$projectDir/schemas".toString())
+	}
+	compileOptions {
+		sourceCompatibility JavaVersion.VERSION_1_8
+		targetCompatibility JavaVersion.VERSION_1_8
+	}
+	kotlinOptions {
+		jvmTarget = JavaVersion.VERSION_1_8.toString()
+		freeCompilerArgs += [
+			'-opt-in=kotlinx.coroutines.ExperimentalCoroutinesApi',
+			'-opt-in=kotlinx.coroutines.FlowPreview',
+			'-opt-in=kotlin.contracts.ExperimentalContracts',
+			'-opt-in=coil.annotation.ExperimentalCoilApi',
+		]
+	}
+	lint {
 		abortOnError false
+		disable 'MissingTranslation', 'PrivateResource', 'NotifyDataSetChanged'
 	}
 	testOptions {
 		unitTests.includeAndroidResources = true
-		unitTests.returnDefaultValues = true
+		unitTests.returnDefaultValues = false
 	}
 }
-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:1.3.3'
-	implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.3'
+	implementation('com.github.nv95:kotatsu-parsers:26d951bc20') {
+		exclude group: 'org.json', module: 'json'
+	}
 
-	implementation 'androidx.core:core-ktx:1.3.0-alpha02'
-	implementation 'androidx.fragment:fragment-ktx:1.2.3'
-	implementation 'androidx.appcompat:appcompat:1.2.0-alpha03'
-	implementation 'androidx.constraintlayout:constraintlayout:2.0.0-beta4'
-	implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.1.0-beta01'
-	implementation 'androidx.recyclerview:recyclerview:1.2.0-alpha01'
-	implementation 'androidx.preference:preference:1.1.0'
-	implementation 'com.google.android.material:material:1.2.0-alpha05'
+	implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.6.3'
 
-	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.core:core-ktx:1.8.0'
+	implementation 'androidx.activity:activity-ktx:1.5.0'
+	implementation 'androidx.fragment:fragment-ktx:1.5.0'
+	implementation 'androidx.lifecycle:lifecycle-viewmodel-ktx:2.5.0'
+	implementation 'androidx.lifecycle:lifecycle-livedata-ktx:2.5.0'
+	implementation 'androidx.lifecycle:lifecycle-service:2.5.0'
+	implementation 'androidx.lifecycle:lifecycle-process:2.5.0'
+	implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
+	implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.1.0'
+	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-alpha04'
+	implementation 'com.google.android.material:material:1.7.0-alpha02'
+	//noinspection LifecycleAnnotationProcessorWithJava8
+	kapt 'androidx.lifecycle:lifecycle-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 'androidx.room:room-runtime:2.4.2'
+	implementation 'androidx.room:room-ktx:2.4.2'
+	kapt 'androidx.room:room-compiler:2.4.2'
 
-	implementation 'com.squareup.okhttp3:okhttp:4.4.1'
-	implementation 'com.squareup.okio:okio:2.5.0'
-	implementation 'org.jsoup:jsoup:1.13.1'
+	implementation 'com.squareup.okhttp3:okhttp:4.10.0'
+	implementation 'com.squareup.okhttp3:okhttp-dnsoverhttps:4.9.3'
+	implementation 'com.squareup.okio:okio:3.2.0'
 
-	implementation 'org.koin:koin-android:2.1.4'
-	implementation 'io.coil-kt:coil:0.9.5'
-	implementation 'com.davemorrissey.labs:subsampling-scale-image-view:3.10.0'
-	implementation 'com.tomclaw.cache:cache:1.0'
+	implementation 'com.hannesdorfmann:adapterdelegates4-kotlin-dsl:4.3.2'
+	implementation 'com.hannesdorfmann:adapterdelegates4-kotlin-dsl-viewbinding:4.3.2'
 
-	debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.2'
-	debugImplementation 'com.github.ChuckerTeam.Chucker:library:3.1.2'
-	releaseImplementation 'com.github.ChuckerTeam.Chucker:library-no-op:3.1.2'
+	implementation 'io.insert-koin:koin-android:3.2.0'
+	implementation 'io.coil-kt:coil-base:2.1.0'
+	implementation 'com.davemorrissey.labs:subsampling-scale-image-view-androidx:3.10.0'
+	implementation 'com.github.solkin:disk-lru-cache:1.4'
 
-	testImplementation 'junit:junit:4.13'
-	testImplementation 'org.json:json:20190722'
+	implementation 'ch.acra:acra-mail:5.9.3'
+	implementation 'ch.acra:acra-dialog:5.9.3'
+
+	debugImplementation 'org.jsoup:jsoup:1.15.1'
+	debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.9.1'
+
+	testImplementation 'junit:junit:4.13.2'
+	testImplementation 'org.jetbrains.kotlinx:kotlinx-coroutines-test:1.6.3'
+
+	androidTestImplementation 'androidx.test:runner:1.4.0'
+	androidTestImplementation 'androidx.test:rules:1.4.0'
+	androidTestImplementation 'androidx.test:core-ktx:1.4.0'
+	androidTestImplementation 'androidx.test.ext:junit-ktx:1.1.3'
+
+	androidTestImplementation 'org.jetbrains.kotlinx:kotlinx-coroutines-test:1.6.3'
+	androidTestImplementation 'io.insert-koin:koin-test:3.2.0'
+	androidTestImplementation 'io.insert-koin:koin-test-junit4:3.2.0'
+
+	androidTestImplementation 'androidx.room:room-testing:2.4.2'
+	androidTestImplementation 'com.squareup.moshi:moshi-kotlin:1.13.0'
 }

app/proguard-rules.pro

@@ -1,3 +1,4 @@
+-optimizationpasses 8
 -dontobfuscate
 -assumenosideeffects class kotlin.jvm.internal.Intrinsics {
 	public static void checkExpressionValueIsNotNull(...);
@@ -5,8 +6,8 @@
 	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

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/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/core/db/MangaDatabaseTest.kt

@@ -0,0 +1,55 @@
+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 java.io.IOException
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.koitharu.kotatsu.core.db.migrations.*
+
+@RunWith(AndroidJUnit4::class)
+class MangaDatabaseTest {
+
+	@get:Rule
+	val helper: MigrationTestHelper = MigrationTestHelper(
+		InstrumentationRegistry.getInstrumentation(),
+		MangaDatabase::class.java,
+	)
+
+	@Test
+	@Throws(IOException::class)
+	fun migrateAll() {
+		helper.createDatabase(TEST_DB, 1).apply {
+			// TODO execSQL("")
+			close()
+		}
+		for (migration in migrations) {
+			helper.runMigrationsAndValidate(
+				TEST_DB,
+				migration.endVersion,
+				true,
+				migration
+			)
+		}
+	}
+
+	private companion object {
+
+		const val TEST_DB = "test-db"
+
+		val migrations = arrayOf(
+			Migration1To2(),
+			Migration2To3(),
+			Migration3To4(),
+			Migration4To5(),
+			Migration5To6(),
+			Migration6To7(),
+			Migration7To8(),
+			Migration8To9(),
+			Migration9To10(),
+			Migration10To11(),
+		)
+	}
+}

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

@@ -0,0 +1,188 @@
+package org.koitharu.kotatsu.tracker.domain
+
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.platform.app.InstrumentationRegistry
+import com.squareup.moshi.Moshi
+import com.squareup.moshi.kotlin.reflect.KotlinJsonAdapterFactory
+import kotlin.test.assertEquals
+import kotlin.test.assertFalse
+import kotlin.test.assertTrue
+import kotlinx.coroutines.test.runTest
+import okio.buffer
+import okio.source
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.koin.test.KoinTest
+import org.koin.test.inject
+import org.koitharu.kotatsu.base.domain.MangaDataRepository
+import org.koitharu.kotatsu.history.domain.HistoryRepository
+import org.koitharu.kotatsu.parsers.model.Manga
+
+@RunWith(AndroidJUnit4::class)
+class TrackerTest : KoinTest {
+
+	private val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
+	private val mangaAdapter = moshi.adapter(Manga::class.java)
+	private val historyRegistry by inject<HistoryRepository>()
+	private val repository by inject<TrackingRepository>()
+	private val dataRepository by inject<MangaDataRepository>()
+	private val tracker by inject<Tracker>()
+
+	@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))
+
+		val chapter = requireNotNull(mangaFull.chapters).run { get(lastIndex - 1) }
+		repository.syncWithHistory(mangaFull, chapter.id)
+
+		assertEquals(1, repository.getNewChaptersCount(mangaFirst.id))
+		tracker.checkUpdates(mangaFull, commit = true).apply {
+			assertTrue(isValid)
+			assert(newChapters.isEmpty())
+		}
+		assertEquals(1, repository.getNewChaptersCount(mangaFirst.id))
+	}
+
+	private suspend fun loadManga(name: String): Manga {
+		val assets = InstrumentationRegistry.getInstrumentation().context.assets
+		val manga = assets.open("manga/$name").use {
+			mangaAdapter.fromJson(it.source().buffer())
+		} ?: throw RuntimeException("Cannot read manga from json \"$name\"")
+		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/core/parser/MangaParser.kt

@@ -0,0 +1,14 @@
+package org.koitharu.kotatsu.core.parser
+
+import org.koitharu.kotatsu.parsers.MangaLoaderContext
+import org.koitharu.kotatsu.parsers.MangaParser
+import org.koitharu.kotatsu.parsers.model.MangaSource
+import org.koitharu.kotatsu.parsers.newParser
+
+fun MangaParser(source: MangaSource, loaderContext: MangaLoaderContext): MangaParser {
+	return if (source == MangaSource.DUMMY) {
+		DummyParser(loaderContext)
+	} else {
+		source.newParser(loaderContext)
+	}
+}

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/strings.xml

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

app/src/main/AndroidManifest.xml

@@ -1,64 +1,129 @@
 <?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.WRITE_EXTERNAL_STORAGE" />
+	<uses-permission android:name="android.permission.VIBRATE" />
+	<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
+	<uses-permission android:name="android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS" />
 
 	<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: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.main.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="${applicationId}.action.VIEW_MANGA" />
 			</intent-filter>
 		</activity>
-		<activity android:name=".ui.reader.ReaderActivity" />
 		<activity
-			android:name=".ui.search.SearchActivity"
+			android:name="org.koitharu.kotatsu.reader.ui.ReaderActivity"
+			android:exported="true">
+			<intent-filter>
+				<action android:name="${applicationId}.action.READ_MANGA" />
+			</intent-filter>
+		</activity>
+		<activity
+			android:name="org.koitharu.kotatsu.search.ui.SearchActivity"
 			android:label="@string/search" />
 		<activity
-			android:name=".ui.settings.SettingsActivity"
-			android:label="@string/settings" />
+			android:name="org.koitharu.kotatsu.search.ui.MangaListActivity"
+			android:label="@string/search_manga" />
 		<activity
-			android:name=".ui.reader.SimpleSettingsActivity"
-			android:label="@string/settings" />
+			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=".ui.browser.BrowserActivity"
-			android:launchMode="singleInstance" />
+			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.CategoriesActivity"
+			android:label="@string/favourites_categories"
+			android:windowSoftInputMode="stateAlwaysHidden" />
+		<activity
+			android:name="org.koitharu.kotatsu.widget.shelf.ShelfConfigActivity"
+			android:exported="true"
+			android:label="@string/manga_shelf"
+			android:theme="@style/Theme.Kotatsu.DialogWhenLarge">
+			<intent-filter>
+				<action android:name="android.appwidget.action.APPWIDGET_CONFIGURE" />
+			</intent-filter>
+		</activity>
+		<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"
+			android:theme="@style/Theme.Kotatsu.DialogWhenLarge" />
+		<activity android:name="org.koitharu.kotatsu.image.ui.ImageActivity" />
+		<activity
+			android:name="org.koitharu.kotatsu.favourites.ui.categories.edit.FavouritesCategoryEditActivity"
+			android:theme="@style/Theme.Kotatsu.DialogWhenLarge" />
 
 		<service
-			android:name=".ui.download.DownloadService"
+			android:name="org.koitharu.kotatsu.download.ui.service.DownloadService"
 			android:foregroundServiceType="dataSync" />
-		<service android:name=".ui.settings.AppUpdateService" />
+		<service android:name="org.koitharu.kotatsu.local.ui.LocalChaptersRemoveService" />
+		<service
+			android:name="org.koitharu.kotatsu.widget.shelf.ShelfWidgetService"
+			android:permission="android.permission.BIND_REMOTEVIEWS" />
+		<service
+			android:name="org.koitharu.kotatsu.widget.recent.RecentWidgetService"
+			android:permission="android.permission.BIND_REMOTEVIEWS" />
 
 		<provider
-			android:name=".ui.search.MangaSuggestionsProvider"
+			android:name="org.koitharu.kotatsu.search.ui.MangaSuggestionsProvider"
 			android:authorities="${applicationId}.MangaSuggestionsProvider"
 			android:exported="false" />
-
 		<provider
 			android:name="androidx.core.content.FileProvider"
 			android:authorities="${applicationId}.files"
@@ -69,6 +134,36 @@
 				android:resource="@xml/filepaths" />
 		</provider>
 
+		<receiver
+			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" />
+			</intent-filter>
+			<meta-data
+				android:name="android.appwidget.provider"
+				android:resource="@xml/widget_shelf" />
+		</receiver>
+		<receiver
+			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" />
+			</intent-filter>
+			<meta-data
+				android:name="android.appwidget.provider"
+				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" />
+
 	</application>
 
 </manifest>

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

@@ -1,115 +1,140 @@
 package org.koitharu.kotatsu
 
 import android.app.Application
+import android.content.Context
+import android.os.StrictMode
 import androidx.appcompat.app.AppCompatDelegate
-import androidx.room.Room
-import coil.Coil
-import coil.ImageLoader
-import coil.util.CoilUtils
-import com.chuckerteam.chucker.api.ChuckerCollector
-import com.chuckerteam.chucker.api.ChuckerInterceptor
-import okhttp3.OkHttpClient
+import androidx.fragment.app.strictmode.FragmentStrictMode
+import org.acra.ReportField
+import org.acra.config.dialog
+import org.acra.config.mailSender
+import org.acra.data.StringFormat
+import org.acra.ktx.initAcra
+import org.koin.android.ext.android.get
 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.MangaDatabase
-import org.koitharu.kotatsu.core.db.migrations.Migration1To2
-import org.koitharu.kotatsu.core.db.migrations.Migration2To3
-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.UserAgentInterceptor
+import org.koitharu.kotatsu.base.ui.util.ActivityRecreationHandle
+import org.koitharu.kotatsu.bookmarks.bookmarksModule
+import org.koitharu.kotatsu.core.db.databaseModule
+import org.koitharu.kotatsu.core.github.githubModule
+import org.koitharu.kotatsu.core.network.networkModule
 import org.koitharu.kotatsu.core.prefs.AppSettings
-import org.koitharu.kotatsu.domain.MangaLoaderContext
-import org.koitharu.kotatsu.utils.CacheUtils
-import java.util.concurrent.TimeUnit
+import org.koitharu.kotatsu.core.ui.uiModule
+import org.koitharu.kotatsu.details.detailsModule
+import org.koitharu.kotatsu.favourites.favouritesModule
+import org.koitharu.kotatsu.history.historyModule
+import org.koitharu.kotatsu.local.data.PagesCache
+import org.koitharu.kotatsu.local.domain.LocalMangaRepository
+import org.koitharu.kotatsu.local.localModule
+import org.koitharu.kotatsu.main.mainModule
+import org.koitharu.kotatsu.main.ui.protect.AppProtectHelper
+import org.koitharu.kotatsu.parsers.MangaLoaderContext
+import org.koitharu.kotatsu.reader.readerModule
+import org.koitharu.kotatsu.remotelist.remoteListModule
+import org.koitharu.kotatsu.scrobbling.shikimori.shikimoriModule
+import org.koitharu.kotatsu.search.searchModule
+import org.koitharu.kotatsu.settings.settingsModule
+import org.koitharu.kotatsu.suggestions.suggestionsModule
+import org.koitharu.kotatsu.tracker.trackerModule
+import org.koitharu.kotatsu.widget.WidgetUpdater
+import org.koitharu.kotatsu.widget.appWidgetModule
 
 class KotatsuApp : Application() {
 
-	private val cookieJar by lazy {
-		PersistentCookieJar(SetCookieCache(), SharedPrefsCookiePersistor(applicationContext))
-	}
-
-	private val chuckerCollector by lazy(LazyThreadSafetyMode.NONE) {
-		ChuckerCollector(applicationContext)
-	}
-
 	override fun onCreate() {
 		super.onCreate()
-		initKoin()
-		initCoil()
 		if (BuildConfig.DEBUG) {
-			initErrorHandler()
+			enableStrictMode()
 		}
-		AppCompatDelegate.setDefaultNightMode(AppSettings(this).theme)
+		initKoin()
+		AppCompatDelegate.setDefaultNightMode(get<AppSettings>().theme)
+		registerActivityLifecycleCallbacks(get<AppProtectHelper>())
+		registerActivityLifecycleCallbacks(get<ActivityRecreationHandle>())
+		val widgetUpdater = WidgetUpdater(applicationContext)
+		widgetUpdater.subscribeToFavourites(get())
+		widgetUpdater.subscribeToHistory(get())
 	}
 
 	private fun initKoin() {
 		startKoin {
-			androidLogger()
-			androidContext(applicationContext)
+			androidContext(this@KotatsuApp)
 			modules(
-				module {
-					factory {
-						okHttp()
-							.cache(CacheUtils.createHttpCache(applicationContext))
-							.build()
-					}
-					single {
-						mangaDb().build()
-					}
-					single {
-						MangaLoaderContext()
-					}
-					factory {
-						AppSettings(applicationContext)
-					}
-					single {
-						PagesCache(applicationContext)
-					}
-				}
+				networkModule,
+				databaseModule,
+				githubModule,
+				uiModule,
+				mainModule,
+				searchModule,
+				localModule,
+				favouritesModule,
+				historyModule,
+				remoteListModule,
+				detailsModule,
+				trackerModule,
+				settingsModule,
+				readerModule,
+				appWidgetModule,
+				suggestionsModule,
+				shikimoriModule,
+				bookmarksModule,
 			)
 		}
 	}
 
-	private fun initCoil() {
-		Coil.setDefaultImageLoader(ImageLoader(applicationContext) {
-			okHttpClient {
-				okHttp()
-					.cache(CoilUtils.createDefaultCache(applicationContext))
-					.build()
+	override fun attachBaseContext(base: Context?) {
+		super.attachBaseContext(base)
+		initAcra {
+			buildConfigClass = BuildConfig::class.java
+			reportFormat = StringFormat.KEY_VALUE_LIST
+			reportContent = listOf(
+				ReportField.PACKAGE_NAME,
+				ReportField.APP_VERSION_CODE,
+				ReportField.APP_VERSION_NAME,
+				ReportField.ANDROID_VERSION,
+				ReportField.PHONE_MODEL,
+				ReportField.CRASH_CONFIGURATION,
+				ReportField.STACK_TRACE,
+				ReportField.CUSTOM_DATA,
+				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
 			}
-			componentRegistry {
-				add(CbzFetcher())
+			mailSender {
+				mailTo = getString(R.string.email_error_report)
+				reportAsFile = true
+				reportFileName = "stacktrace.txt"
 			}
-		})
-	}
-
-	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 enableStrictMode() {
+		StrictMode.setThreadPolicy(
+			StrictMode.ThreadPolicy.Builder()
+				.detectAll()
+				.penaltyLog()
+				.build()
+		)
+		StrictMode.setVmPolicy(
+			StrictMode.VmPolicy.Builder()
+				.detectAll()
+				.setClassInstanceLimit(LocalMangaRepository::class.java, 1)
+				.setClassInstanceLimit(PagesCache::class.java, 1)
+				.setClassInstanceLimit(MangaLoaderContext::class.java, 1)
+				.penaltyLog()
+				.build()
+		)
+		FragmentStrictMode.defaultPolicy = FragmentStrictMode.Policy.Builder()
+			.penaltyDeath()
+			.detectFragmentReuse()
+			.detectWrongFragmentContainer()
+			.detectRetainInstanceUsage()
+			.detectSetUserVisibleHint()
+			.detectFragmentTagUsage()
+			.build()
 	}
-
-	private fun mangaDb() = Room.databaseBuilder(
-		applicationContext,
-		MangaDatabase::class.java,
-		"kotatsu-db"
-	).addMigrations(Migration1To2, Migration2To3)
 }

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

@@ -0,0 +1,52 @@
+package org.koitharu.kotatsu.base.domain
+
+import androidx.room.withTransaction
+import org.koitharu.kotatsu.core.db.MangaDatabase
+import org.koitharu.kotatsu.core.db.entity.*
+import org.koitharu.kotatsu.core.prefs.ReaderMode
+import org.koitharu.kotatsu.parsers.model.Manga
+import org.koitharu.kotatsu.parsers.model.MangaSource
+import org.koitharu.kotatsu.parsers.model.MangaTag
+
+class MangaDataRepository(private val db: MangaDatabase) {
+
+	suspend fun savePreferences(manga: Manga, mode: ReaderMode) {
+		val tags = manga.tags.toEntities()
+		db.withTransaction {
+			db.tagsDao.upsert(tags)
+			db.mangaDao.upsert(manga.toEntity(), tags)
+			db.preferencesDao.upsert(
+				MangaPrefsEntity(
+					mangaId = manga.id,
+					mode = mode.id
+				)
+			)
+		}
+	}
+
+	suspend fun getReaderMode(mangaId: Long): ReaderMode? {
+		return db.preferencesDao.find(mangaId)?.let { ReaderMode.valueOf(it.mode) }
+	}
+
+	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()
+	}
+}

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

@@ -0,0 +1,34 @@
+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
+
+class MangaIntent private constructor(
+	val manga: Manga?,
+	val mangaId: Long,
+	val uri: Uri?,
+) {
+
+	constructor(intent: Intent?) : this(
+		manga = intent?.getParcelableExtra<ParcelableManga>(KEY_MANGA)?.manga,
+		mangaId = intent?.getLongExtra(KEY_ID, ID_NONE) ?: ID_NONE,
+		uri = intent?.data
+	)
+
+	constructor(args: Bundle?) : this(
+		manga = args?.getParcelable<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/MangaUtils.kt

@@ -0,0 +1,76 @@
+package org.koitharu.kotatsu.base.domain
+
+import android.graphics.BitmapFactory
+import android.net.Uri
+import android.util.Size
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.runInterruptible
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import org.koin.core.component.KoinComponent
+import org.koin.core.component.get
+import org.koitharu.kotatsu.core.network.CommonHeaders
+import org.koitharu.kotatsu.core.parser.MangaRepository
+import org.koitharu.kotatsu.parsers.model.MangaPage
+import org.koitharu.kotatsu.parsers.util.await
+import java.io.File
+import java.io.InputStream
+import java.util.zip.ZipFile
+import kotlin.math.roundToInt
+
+object MangaUtils : KoinComponent {
+
+	private const val MIN_WEBTOON_RATIO = 2
+
+	/**
+	 * Automatic determine type of manga by page size
+	 * @return ReaderMode.WEBTOON if page is wide
+	 */
+	suspend fun determineMangaIsWebtoon(pages: List<MangaPage>): Boolean {
+		val pageIndex = (pages.size * 0.3).roundToInt()
+		val page = requireNotNull(pages.getOrNull(pageIndex)) { "No pages" }
+		val url = MangaRepository(page.source).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()
+			get<OkHttpClient>().newCall(request).await().use {
+				runInterruptible(Dispatchers.IO) {
+					getBitmapSize(it.body?.byteStream())
+				}
+			}
+		}
+		return size.width * MIN_WEBTOON_RATIO < size.height
+	}
+
+	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/ReversibleHandle.kt

@@ -0,0 +1,19 @@
+package org.koitharu.kotatsu.base.domain
+
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import org.koitharu.kotatsu.utils.ext.processLifecycleScope
+
+fun interface ReversibleHandle {
+
+	suspend fun reverse()
+}
+
+fun ReversibleHandle.reverseAsync() = processLifecycleScope.launch(Dispatchers.Default) {
+	reverse()
+}
+
+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)
+			.also(::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) = Unit
+
+	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 +1,131 @@
+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.app.ActivityCompat
+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 org.koin.android.ext.android.get
+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.WindowInsetsDelegate
+import org.koitharu.kotatsu.core.exceptions.resolve.ExceptionResolver
+import org.koitharu.kotatsu.core.prefs.AppSettings
+
+abstract class BaseActivity<B : ViewBinding> :
+	AppCompatActivity(),
+	WindowInsetsDelegate.WindowInsetsListener {
+
+	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?) {
+		val settings = get<AppSettings>()
+		val isAmoled = settings.isAmoledTheme
+		val isDynamic = settings.isDynamicTheme
+		// TODO support DialogWhenLarge theme
+		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)
+			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 && get<AppSettings>().isAmoledTheme
+	}
+
+	@CallSuper
+	override fun onSupportActionModeStarted(mode: ActionMode) {
+		super.onSupportActionModeStarted(mode)
+		actionModeDelegate.onSupportActionModeStarted(mode)
+		val insets = ViewCompat.getRootWindowInsets(binding.root)
+			?.getInsets(WindowInsetsCompat.Type.systemBars()) ?: return
+		val view = findViewById<ActionBarContextView?>(androidx.appcompat.R.id.action_mode_bar)
+		view?.updateLayoutParams<ViewGroup.MarginLayoutParams> {
+			topMargin = insets.top
+		}
+	}
+
+	@CallSuper
+	override fun onSupportActionModeFinished(mode: ActionMode) {
+		super.onSupportActionModeFinished(mode)
+		actionModeDelegate.onSupportActionModeFinished(mode)
+	}
+
+	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.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
+import com.google.android.material.R as materialR
+
+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 +1,60 @@
+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 org.koin.android.ext.android.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
+
+abstract class BasePreferenceFragment(@StringRes private val titleId: Int) :
+	PreferenceFragmentCompat(),
+	WindowInsetsDelegate.WindowInsetsListener,
+	RecyclerViewOwner {
+
+	protected val settings by inject<AppSettings>(mode = LazyThreadSafetyMode.NONE)
+
+	@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 +1,37 @@
+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.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.sync.Mutex
+import kotlinx.coroutines.sync.withLock
+import kotlinx.coroutines.withContext
+
+abstract class CoroutineIntentService : BaseService() {
+
+	private val mutex = Mutex()
+	protected open val dispatcher: CoroutineDispatcher = Dispatchers.Default
+
+	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 {
+		mutex.withLock {
+			try {
+				withContext(dispatcher) {
+					processIntent(intent)
+				}
+			} finally {
+				stopSelf(startId)
+			}
+		}
+	}
+
+	protected abstract suspend fun processIntent(intent: Intent?)
+}

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

@@ -1,14 +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 org.koitharu.kotatsu.R
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import org.koitharu.kotatsu.databinding.DialogCheckboxBinding
 
 class CheckBoxAlertDialog private constructor(private val delegate: AlertDialog) :
 	DialogInterface by delegate {
@@ -17,13 +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 = AlertDialog.Builder(context)
-			.setView(view)
+		private val delegate = MaterialAlertDialogBuilder(context)
+			.setView(binding.root)
 
 		fun setTitle(@StringRes titleResId: Int): Builder {
 			delegate.setTitle(titleResId)
@@ -46,12 +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
 		}
 
@@ -65,7 +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/StorageSelectDialog.kt

@@ -0,0 +1,101 @@
+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.coroutines.runBlocking
+import org.koitharu.kotatsu.R
+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) :
+	DialogInterface by delegate {
+
+	fun show() = delegate.show()
+
+	class Builder(context: Context, storageManager: LocalStorageManager, listener: OnStorageSelectListener) {
+
+		private val adapter = VolumesAdapter(storageManager)
+		private val delegate = MaterialAlertDialogBuilder(context)
+
+		init {
+			if (adapter.isEmpty) {
+				delegate.setMessage(R.string.cannot_find_available_storage)
+			} else {
+				val defaultValue = runBlocking {
+					storageManager.getDefaultWriteableDir()
+				}
+				adapter.selectedItemPosition = adapter.volumes.indexOfFirst {
+					it.first.canonicalPath == defaultValue?.canonicalPath
+				}
+				delegate.setAdapter(adapter) { d, i ->
+					listener.onStorageSelected(adapter.getItem(i).first)
+					d.dismiss()
+				}
+			}
+		}
+
+		fun setTitle(@StringRes titleResId: Int): Builder {
+			delegate.setTitle(titleResId)
+			return this
+		}
+
+		fun setTitle(title: CharSequence): Builder {
+			delegate.setTitle(title)
+			return this
+		}
+
+		fun setNegativeButton(@StringRes textId: Int): Builder {
+			delegate.setNegativeButton(textId, null)
+			return this
+		}
+
+		fun create() = StorageSelectDialog(delegate.create())
+	}
+
+	private class VolumesAdapter(storageManager: LocalStorageManager) : BaseAdapter() {
+
+		var selectedItemPosition: Int = -1
+		val volumes = getAvailableVolumes(storageManager)
+
+		override fun getView(position: Int, convertView: View?, parent: ViewGroup): View {
+			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]
+			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) = position.toLong()
+
+		override fun getCount() = volumes.size
+
+		override fun hasStableIds() = true
+
+		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<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
@@ -12,13 +12,15 @@ abstract class BoundsScrollListener(private val offsetTop: Int, private val offs
 		super.onScrolled(recyclerView, dx, dy)
 		val layoutManager = (recyclerView.layoutManager as? LinearLayoutManager) ?: return
 		val firstVisibleItemPosition = layoutManager.findFirstVisibleItemPosition()
+		if (firstVisibleItemPosition == RecyclerView.NO_POSITION) {
+			return
+		}
 		if (firstVisibleItemPosition <= offsetTop) {
 			onScrolledToStart(recyclerView)
-			return
 		}
 		val visibleItemCount = layoutManager.childCount
 		val totalItemCount = layoutManager.itemCount
-		if (visibleItemCount + firstVisibleItemPosition >= totalItemCount - offsetBottom && firstVisibleItemPosition >= 0) {
+		if (visibleItemCount + firstVisibleItemPosition >= totalItemCount - offsetBottom) {
 			onScrolledToEnd(recyclerView)
 		}
 	}

app/src/main/java/org/koitharu/kotatsu/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 +1,162 @@
+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 kotlinx.coroutines.Dispatchers
+import org.koitharu.kotatsu.base.ui.list.decor.AbstractSelectionItemDecoration
+import kotlin.coroutines.EmptyCoroutineContext
+
+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: Callback,
+) : ActionMode.Callback, SavedStateRegistry.SavedStateProvider {
+
+	private var actionMode: ActionMode? = null
+	private val stateEventObserver = StateEventObserver()
+
+	val count: Int
+		get() = decoration.checkedItemsCount
+
+	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)
+		registryOwner.lifecycle.addObserver(stateEventObserver)
+	}
+
+	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(mode, menu)
+	}
+
+	override fun onPrepareActionMode(mode: ActionMode, menu: Menu): Boolean {
+		return callback.onPrepareActionMode(mode, menu)
+	}
+
+	override fun onActionItemClicked(mode: ActionMode, item: MenuItem): Boolean {
+		return callback.onActionItemClicked(mode, item)
+	}
+
+	override fun onDestroyActionMode(mode: ActionMode) {
+		callback.onDestroyActionMode(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(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()
+	}
+
+	interface Callback : ActionMode.Callback {
+
+		fun onSelectionChanged(count: Int)
+
+		override fun onCreateActionMode(mode: ActionMode, menu: Menu): Boolean
+
+		override fun onPrepareActionMode(mode: ActionMode, menu: Menu): Boolean
+
+		override fun onActionItemClicked(mode: ActionMode, item: MenuItem): Boolean
+
+		override fun onDestroyActionMode(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/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)
+	}
+}

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

@@ -0,0 +1,50 @@
+package org.koitharu.kotatsu.base.ui.util
+
+import androidx.appcompat.view.ActionMode
+import androidx.lifecycle.DefaultLifecycleObserver
+import androidx.lifecycle.LifecycleOwner
+
+class ActionModeDelegate {
+
+	private var activeActionMode: ActionMode? = null
+	private var listeners: MutableList<ActionModeListener>? = null
+
+	val isActionModeStarted: Boolean
+		get() = activeActionMode != null
+
+	fun onSupportActionModeStarted(mode: ActionMode) {
+		activeActionMode = mode
+		listeners?.forEach { it.onActionModeStarted(mode) }
+	}
+
+	fun onSupportActionModeFinished(mode: ActionMode) {
+		activeActionMode = null
+		listeners?.forEach { it.onActionModeFinished(mode) }
+	}
+
+	fun addListener(listener: ActionModeListener) {
+		if (listeners == null) {
+			listeners = ArrayList()
+		}
+		checkNotNull(listeners).add(listener)
+	}
+
+	fun removeListener(listener: ActionModeListener) {
+		listeners?.remove(listener)
+	}
+
+	fun addListener(listener: ActionModeListener, owner: LifecycleOwner) {
+		addListener(listener)
+		owner.lifecycle.addObserver(ListenerLifecycleObserver(listener))
+	}
+
+	private inner class ListenerLifecycleObserver(
+		private val listener: ActionModeListener,
+	) : DefaultLifecycleObserver {
+
+		override fun onDestroy(owner: LifecycleOwner) {
+			super.onDestroy(owner)
+			removeListener(listener)
+		}
+	}
+}

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

@@ -0,0 +1,10 @@
+package org.koitharu.kotatsu.base.ui.util
+
+import androidx.appcompat.view.ActionMode
+
+interface ActionModeListener {
+
+	fun onActionModeStarted(mode: ActionMode)
+
+	fun onActionModeFinished(mode: ActionMode)
+}

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

@@ -0,0 +1,34 @@
+package org.koitharu.kotatsu.base.ui.util
+
+import android.app.Activity
+import android.app.Application.ActivityLifecycleCallbacks
+import android.os.Bundle
+import java.util.*
+
+class ActivityRecreationHandle : ActivityLifecycleCallbacks {
+
+	private val activities = WeakHashMap<Activity, Unit>()
+
+	override fun onActivityCreated(activity: Activity, savedInstanceState: Bundle?) {
+		activities[activity] = 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) {
+		activities.remove(activity)
+	}
+
+	fun recreateAll() {
+		val snapshot = activities.keys.toList()
+		snapshot.forEach { it.recreate() }
+	}
+}

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

@@ -0,0 +1,31 @@
+package org.koitharu.kotatsu.base.ui.util
+
+import androidx.annotation.AnyThread
+import androidx.lifecycle.LiveData
+import java.util.concurrent.atomic.AtomicInteger
+
+class CountedBooleanLiveData : LiveData<Boolean>(false) {
+
+	private val counter = AtomicInteger(0)
+
+	@AnyThread
+	fun increment() {
+		if (counter.getAndIncrement() == 0) {
+			postValue(true)
+		}
+	}
+
+	@AnyThread
+	fun decrement() {
+		if (counter.decrementAndGet() == 0) {
+			postValue(false)
+		}
+	}
+
+	@AnyThread
+	fun reset() {
+		if (counter.getAndSet(0) != 0) {
+			postValue(false)
+		}
+	}
+}

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

@@ -0,0 +1,8 @@
+package org.koitharu.kotatsu.base.ui.util
+
+import androidx.recyclerview.widget.RecyclerView
+
+interface RecyclerViewOwner {
+
+	val recyclerView: RecyclerView
+}

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

@@ -0,0 +1,48 @@
+package org.koitharu.kotatsu.base.ui.util
+
+import android.content.Context
+import android.util.AttributeSet
+import android.view.View
+import androidx.coordinatorlayout.widget.CoordinatorLayout
+import androidx.coordinatorlayout.widget.CoordinatorLayout.Behavior
+import androidx.core.view.ViewCompat
+import com.google.android.material.floatingactionbutton.ExtendedFloatingActionButton
+
+class ShrinkOnScrollBehavior : Behavior<ExtendedFloatingActionButton> {
+
+	@Suppress("unused") constructor() : super()
+	@Suppress("unused") constructor(context: Context?, attrs: AttributeSet?) : super(context, attrs)
+
+	override fun onStartNestedScroll(
+		coordinatorLayout: CoordinatorLayout,
+		child: ExtendedFloatingActionButton,
+		directTargetChild: View,
+		target: View,
+		axes: Int,
+		type: Int
+	): Boolean {
+		return axes == ViewCompat.SCROLL_AXIS_VERTICAL
+	}
+
+	override fun onNestedScroll(
+		coordinatorLayout: CoordinatorLayout,
+		child: ExtendedFloatingActionButton,
+		target: View,
+		dxConsumed: Int,
+		dyConsumed: Int,
+		dxUnconsumed: Int,
+		dyUnconsumed: Int,
+		type: Int,
+		consumed: IntArray
+	) {
+		if (dyConsumed > 0) {
+			if (child.isExtended) {
+				child.shrink()
+			}
+		} else if (dyConsumed < 0) {
+			if (!child.isExtended) {
+				child.extend()
+			}
+		}
+	}
+}

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

@@ -0,0 +1,66 @@
+package org.koitharu.kotatsu.base.ui.util
+
+import android.view.View
+import androidx.core.graphics.Insets
+import androidx.core.view.OnApplyWindowInsetsListener
+import androidx.core.view.ViewCompat
+import androidx.core.view.WindowInsetsCompat
+
+class WindowInsetsDelegate(
+	private val listener: WindowInsetsListener,
+) : OnApplyWindowInsetsListener, View.OnLayoutChangeListener {
+
+	var handleImeInsets: Boolean = false
+
+	var interceptingWindowInsetsListener: OnApplyWindowInsetsListener? = null
+
+	private var lastInsets: Insets? = null
+
+	override fun onApplyWindowInsets(v: View, insets: WindowInsetsCompat): WindowInsetsCompat {
+		val handledInsets = interceptingWindowInsetsListener?.onApplyWindowInsets(v, insets) ?: insets
+		val newInsets = if (handleImeInsets) {
+			Insets.max(
+				handledInsets.getInsets(WindowInsetsCompat.Type.systemBars()),
+				handledInsets.getInsets(WindowInsetsCompat.Type.ime()),
+			)
+		} else {
+			handledInsets.getInsets(WindowInsetsCompat.Type.systemBars())
+		}
+		if (newInsets != lastInsets) {
+			listener.onWindowInsetsChanged(newInsets)
+			lastInsets = newInsets
+		}
+		return handledInsets
+	}
+
+	override fun onLayoutChange(
+		view: View,
+		left: Int,
+		top: Int,
+		right: Int,
+		bottom: Int,
+		oldLeft: Int,
+		oldTop: Int,
+		oldRight: Int,
+		oldBottom: Int,
+	) {
+		view.removeOnLayoutChangeListener(this)
+		if (lastInsets == null) { // Listener may not be called
+			onApplyWindowInsets(view, ViewCompat.getRootWindowInsets(view) ?: return)
+		}
+	}
+
+	fun onViewCreated(view: View) {
+		ViewCompat.setOnApplyWindowInsetsListener(view, this)
+		view.addOnLayoutChangeListener(this)
+	}
+
+	fun onDestroyView() {
+		lastInsets = null
+	}
+
+	interface WindowInsetsListener {
+
+		fun onWindowInsetsChanged(insets: Insets)
+	}
+}

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

@@ -0,0 +1,42 @@
+package org.koitharu.kotatsu.base.ui.widgets
+
+import android.content.Context
+import android.util.AttributeSet
+import android.view.View
+import android.view.ViewGroup
+import android.widget.LinearLayout
+import androidx.annotation.AttrRes
+import androidx.annotation.IdRes
+import androidx.core.view.children
+import com.google.android.material.button.MaterialButton
+
+class CheckableButtonGroup @JvmOverloads constructor(
+	context: Context,
+	attrs: AttributeSet? = null,
+	@AttrRes defStyleAttr: Int = 0,
+) : LinearLayout(context, attrs, defStyleAttr), View.OnClickListener {
+
+	var onCheckedChangeListener: OnCheckedChangeListener? = null
+
+	override fun addView(child: View?, index: Int, params: ViewGroup.LayoutParams?) {
+		if (child is MaterialButton) {
+			child.setOnClickListener(this)
+		}
+		super.addView(child, index, params)
+	}
+
+	override fun onClick(v: View) {
+		setCheckedId(v.id)
+	}
+
+	fun setCheckedId(@IdRes viewRes: Int) {
+		children.forEach {
+			(it as? MaterialButton)?.isChecked = it.id == viewRes
+		}
+		onCheckedChangeListener?.onCheckedChanged(this, viewRes)
+	}
+
+	fun interface OnCheckedChangeListener {
+		fun onCheckedChanged(group: CheckableButtonGroup, checkedId: Int)
+	}
+}

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

@@ -0,0 +1,102 @@
+package org.koitharu.kotatsu.base.ui.widgets
+
+import android.content.Context
+import android.os.Parcel
+import android.os.Parcelable
+import android.os.Parcelable.Creator
+import android.util.AttributeSet
+import android.view.View
+import android.widget.Checkable
+import androidx.annotation.AttrRes
+import androidx.appcompat.widget.AppCompatImageView
+import androidx.core.os.ParcelCompat
+
+class CheckableImageView @JvmOverloads constructor(
+	context: Context,
+	attrs: AttributeSet? = null,
+	@AttrRes defStyleAttr: Int = 0,
+) : AppCompatImageView(context, attrs, defStyleAttr), Checkable {
+
+	private var isCheckedInternal = false
+	private var isBroadcasting = false
+
+	var onCheckedChangeListener: OnCheckedChangeListener? = null
+
+	override fun isChecked() = isCheckedInternal
+
+	override fun toggle() {
+		isChecked = !isCheckedInternal
+	}
+
+	override fun setChecked(checked: Boolean) {
+		if (checked != isCheckedInternal) {
+			isCheckedInternal = checked
+			refreshDrawableState()
+			if (!isBroadcasting) {
+				isBroadcasting = true
+				onCheckedChangeListener?.onCheckedChanged(this, checked)
+				isBroadcasting = false
+			}
+		}
+	}
+
+	override fun onCreateDrawableState(extraSpace: Int): IntArray {
+		val state = super.onCreateDrawableState(extraSpace + 1)
+		if (isCheckedInternal) {
+			mergeDrawableStates(state, intArrayOf(android.R.attr.state_checked))
+		}
+		return state
+	}
+
+	override fun onSaveInstanceState(): Parcelable? {
+		val superState = super.onSaveInstanceState() ?: return null
+		return SavedState(superState, isChecked)
+	}
+
+	override fun onRestoreInstanceState(state: Parcelable?) {
+		if (state is SavedState) {
+			super.onRestoreInstanceState(state.superState)
+			isChecked = state.isChecked
+		} else {
+			super.onRestoreInstanceState(state)
+		}
+	}
+
+	class ToggleOnClickListener : OnClickListener {
+		override fun onClick(view: View) {
+			(view as? Checkable)?.toggle()
+		}
+	}
+
+	fun interface OnCheckedChangeListener {
+
+		fun onCheckedChanged(view: CheckableImageView, isChecked: Boolean)
+	}
+
+	private class SavedState : BaseSavedState {
+
+		val isChecked: Boolean
+
+		constructor(superState: Parcelable, checked: Boolean) : super(superState) {
+			isChecked = checked
+		}
+
+		constructor(source: Parcel) : super(source) {
+			isChecked = ParcelCompat.readBoolean(source)
+		}
+
+		override fun writeToParcel(out: Parcel, flags: Int) {
+			super.writeToParcel(out, flags)
+			ParcelCompat.writeBoolean(out, isChecked)
+		}
+
+		companion object {
+			@JvmField
+			val CREATOR: Creator<SavedState> = object : Creator<SavedState> {
+				override fun createFromParcel(`in`: Parcel) = SavedState(`in`)
+
+				override fun newArray(size: Int): Array<SavedState?> = arrayOfNulls(size)
+			}
+		}
+	}
+}

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

@@ -0,0 +1,134 @@
+package org.koitharu.kotatsu.base.ui.widgets
+
+import android.content.Context
+import android.util.AttributeSet
+import android.view.View.OnClickListener
+import androidx.annotation.DrawableRes
+import androidx.core.view.children
+import com.google.android.material.chip.Chip
+import com.google.android.material.chip.ChipDrawable
+import com.google.android.material.chip.ChipGroup
+import org.koitharu.kotatsu.R
+
+class ChipsView @JvmOverloads constructor(
+	context: Context,
+	attrs: AttributeSet? = null,
+	defStyleAttr: Int = com.google.android.material.R.attr.chipGroupStyle
+) : ChipGroup(context, attrs, defStyleAttr) {
+
+	private var isLayoutSuppressedCompat = false
+	private var isLayoutCalledOnSuppressed = false
+	private var chipOnClickListener = OnClickListener {
+		onChipClickListener?.onChipClick(it as Chip, it.tag)
+	}
+	private var chipOnCloseListener = OnClickListener {
+		onChipCloseClickListener?.onChipCloseClick(it as Chip, it.tag)
+	}
+	var onChipClickListener: OnChipClickListener? = null
+		set(value) {
+			field = value
+			val isChipClickable = value != null
+			children.forEach { it.isClickable = isChipClickable }
+		}
+	var onChipCloseClickListener: OnChipCloseClickListener? = null
+		set(value) {
+			field = value
+			val isCloseIconVisible = value != null
+			children.forEach { (it as? Chip)?.isCloseIconVisible = isCloseIconVisible }
+		}
+
+	override fun requestLayout() {
+		if (isLayoutSuppressedCompat) {
+			isLayoutCalledOnSuppressed = true
+		} else {
+			super.requestLayout()
+		}
+	}
+
+	fun setChips(items: Collection<ChipModel>) {
+		suppressLayoutCompat(true)
+		try {
+			for ((i, model) in items.withIndex()) {
+				val chip = getChildAt(i) as Chip? ?: addChip()
+				bindChip(chip, model)
+			}
+			if (childCount > items.size) {
+				removeViews(items.size, childCount - items.size)
+			}
+		} finally {
+			suppressLayoutCompat(false)
+		}
+	}
+
+	private fun bindChip(chip: Chip, model: ChipModel) {
+		chip.text = model.title
+		if (model.icon == 0) {
+			chip.isChipIconVisible = false
+		} else {
+			chip.isCheckedIconVisible = true
+			chip.setChipIconResource(model.icon)
+		}
+		chip.isClickable = onChipClickListener != null
+		chip.tag = model.data
+	}
+
+	private fun addChip(): Chip {
+		val chip = Chip(context)
+		val drawable = ChipDrawable.createFromAttributes(context, null, 0, R.style.Widget_Kotatsu_Chip)
+		chip.setChipDrawable(drawable)
+		chip.isCloseIconVisible = onChipCloseClickListener != null
+		chip.setOnCloseIconClickListener(chipOnCloseListener)
+		chip.setEnsureMinTouchTargetSize(false)
+		chip.setOnClickListener(chipOnClickListener)
+		chip.isCheckable = false
+		addView(chip)
+		return chip
+	}
+
+	private fun suppressLayoutCompat(suppress: Boolean) {
+		isLayoutSuppressedCompat = suppress
+		if (!suppress) {
+			if (isLayoutCalledOnSuppressed) {
+				requestLayout()
+				isLayoutCalledOnSuppressed = false
+			}
+		}
+	}
+
+	class ChipModel(
+		@DrawableRes val icon: Int,
+		val title: CharSequence,
+		val data: Any? = null
+	) {
+
+		override fun equals(other: Any?): Boolean {
+			if (this === other) return true
+			if (javaClass != other?.javaClass) return false
+
+			other as ChipModel
+
+			if (icon != other.icon) return false
+			if (title != other.title) return false
+			if (data != other.data) return false
+
+			return true
+		}
+
+		override fun hashCode(): Int {
+			var result = icon
+			result = 31 * result + title.hashCode()
+			result = 31 * result + data.hashCode()
+			return result
+		}
+	}
+
+	fun interface OnChipClickListener {
+
+		fun onChipClick(chip: Chip, data: Any?)
+	}
+
+	fun interface OnChipCloseClickListener {
+
+		fun onChipCloseClick(chip: Chip, data: Any?)
+	}
+}

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

@@ -0,0 +1,43 @@
+package org.koitharu.kotatsu.base.ui.widgets
+
+import android.content.Context
+import android.util.AttributeSet
+import android.widget.LinearLayout.HORIZONTAL
+import android.widget.LinearLayout.VERTICAL
+import androidx.annotation.AttrRes
+import androidx.core.content.withStyledAttributes
+import com.google.android.material.imageview.ShapeableImageView
+import org.koitharu.kotatsu.R
+import kotlin.math.roundToInt
+
+private const val ASPECT_RATIO_HEIGHT = 18f
+private const val ASPECT_RATIO_WIDTH = 13f
+
+class CoverImageView @JvmOverloads constructor(
+	context: Context,
+	attrs: AttributeSet? = null,
+	@AttrRes defStyleAttr: Int = 0,
+) : ShapeableImageView(context, attrs, defStyleAttr) {
+
+	private var orientation: Int = HORIZONTAL
+
+	init {
+		context.withStyledAttributes(attrs, R.styleable.CoverImageView, defStyleAttr) {
+			orientation = getInt(R.styleable.CoverImageView_android_orientation, orientation)
+		}
+	}
+
+	override fun onMeasure(widthMeasureSpec: Int, heightMeasureSpec: Int) {
+		super.onMeasure(widthMeasureSpec, heightMeasureSpec)
+		val desiredWidth: Int
+		val desiredHeight: Int
+		if (orientation == VERTICAL) {
+			desiredHeight = measuredHeight
+			desiredWidth = (desiredHeight * ASPECT_RATIO_WIDTH / ASPECT_RATIO_HEIGHT).roundToInt()
+		} else {
+			desiredWidth = measuredWidth
+			desiredHeight = (desiredWidth * ASPECT_RATIO_HEIGHT / ASPECT_RATIO_WIDTH).roundToInt()
+		}
+		setMeasuredDimension(desiredWidth, desiredHeight)
+	}
+}

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

@@ -0,0 +1,133 @@
+/*
+ * Copyright 2018 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.koitharu.kotatsu.base.ui.widgets
+
+import android.content.Context
+import android.content.res.ColorStateList
+import android.graphics.drawable.Drawable
+import android.util.AttributeSet
+import android.view.LayoutInflater
+import android.widget.FrameLayout
+import androidx.annotation.ColorInt
+import androidx.annotation.StringRes
+import androidx.core.graphics.drawable.DrawableCompat
+import androidx.core.view.postDelayed
+import com.google.android.material.color.MaterialColors
+import com.google.android.material.shape.MaterialShapeDrawable
+import com.google.android.material.shape.ShapeAppearanceModel
+import com.google.android.material.snackbar.Snackbar
+import org.koitharu.kotatsu.databinding.FadingSnackbarLayoutBinding
+import org.koitharu.kotatsu.utils.ext.getThemeColorStateList
+import com.google.android.material.R as materialR
+
+private const val ENTER_DURATION = 300L
+private const val EXIT_DURATION = 200L
+private const val SHORT_DURATION_MS = 1_500L
+private const val LONG_DURATION_MS = 2_750L
+
+/**
+ * A custom snackbar implementation allowing more control over placement and entry/exit animations.
+ *
+ * Xtimms: Well, my sufferings over the Snackbar in [DetailsActivity] will go away forever... Thanks, Google.
+ *
+ * https://github.com/google/iosched/blob/main/mobile/src/main/java/com/google/samples/apps/iosched/widget/FadingSnackbar.kt
+ */
+class FadingSnackbar @JvmOverloads constructor(
+	context: Context,
+	attrs: AttributeSet? = null,
+	defStyleAttr: Int = 0,
+) : FrameLayout(context, attrs, defStyleAttr) {
+
+	private val binding = FadingSnackbarLayoutBinding.inflate(LayoutInflater.from(context), this)
+
+	init {
+		binding.snackbarLayout.background = createThemedBackground()
+	}
+
+	fun dismiss() {
+		if (visibility == VISIBLE && alpha == 1f) {
+			animate()
+				.alpha(0f)
+				.withEndAction { visibility = GONE }
+				.duration = EXIT_DURATION
+		}
+	}
+
+	fun show(
+		messageText: CharSequence?,
+		@StringRes actionId: Int = 0,
+		duration: Int = Snackbar.LENGTH_SHORT,
+		onActionClick: (FadingSnackbar.() -> Unit)? = null,
+		onDismiss: (() -> Unit)? = null,
+	) {
+		binding.snackbarText.text = messageText
+		if (actionId != 0) {
+			with(binding.snackbarAction) {
+				visibility = VISIBLE
+				text = context.getString(actionId)
+				setOnClickListener {
+					onActionClick?.invoke(this@FadingSnackbar) ?: dismiss()
+				}
+			}
+		} else {
+			binding.snackbarAction.visibility = GONE
+		}
+		alpha = 0f
+		visibility = VISIBLE
+		animate()
+			.alpha(1f)
+			.duration = ENTER_DURATION
+		if (duration == Snackbar.LENGTH_INDEFINITE) {
+			return
+		}
+		val durationMs = ENTER_DURATION + if (duration == Snackbar.LENGTH_LONG) LONG_DURATION_MS else SHORT_DURATION_MS
+		postDelayed(durationMs) {
+			dismiss()
+			onDismiss?.invoke()
+		}
+	}
+
+	private fun createThemedBackground(): Drawable {
+		val backgroundColor = MaterialColors.layer(this, materialR.attr.colorSurface, materialR.attr.colorOnSurface, 1f)
+		val shapeAppearanceModel = ShapeAppearanceModel.builder(
+			context,
+			materialR.style.ShapeAppearance_Material3_Corner_ExtraSmall,
+			0
+		).build()
+		val background = createMaterialShapeDrawableBackground(
+			backgroundColor,
+			shapeAppearanceModel,
+		)
+		val backgroundTint = context.getThemeColorStateList(materialR.attr.colorSurfaceInverse)
+		return if (backgroundTint != null) {
+			val wrappedDrawable = DrawableCompat.wrap(background)
+			DrawableCompat.setTintList(wrappedDrawable, backgroundTint)
+			wrappedDrawable
+		} else {
+			DrawableCompat.wrap(background)
+		}
+	}
+
+	private fun createMaterialShapeDrawableBackground(
+		@ColorInt backgroundColor: Int,
+		shapeAppearanceModel: ShapeAppearanceModel,
+	): MaterialShapeDrawable {
+		val background = MaterialShapeDrawable(shapeAppearanceModel)
+		background.fillColor = ColorStateList.valueOf(backgroundColor)
+		return background
+	}
+}

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

@@ -0,0 +1,124 @@
+package org.koitharu.kotatsu.base.ui.widgets
+
+import android.annotation.SuppressLint
+import android.content.Context
+import android.content.res.ColorStateList
+import android.content.res.TypedArray
+import android.graphics.Color
+import android.graphics.drawable.Drawable
+import android.graphics.drawable.InsetDrawable
+import android.graphics.drawable.RippleDrawable
+import android.graphics.drawable.ShapeDrawable
+import android.graphics.drawable.shapes.RectShape
+import android.util.AttributeSet
+import androidx.annotation.AttrRes
+import androidx.appcompat.widget.AppCompatCheckedTextView
+import androidx.core.content.withStyledAttributes
+import com.google.android.material.ripple.RippleUtils
+import com.google.android.material.shape.MaterialShapeDrawable
+import com.google.android.material.shape.ShapeAppearanceModel
+import org.koitharu.kotatsu.R
+import org.koitharu.kotatsu.utils.ext.getThemeColorStateList
+
+@SuppressLint("RestrictedApi")
+class ListItemTextView @JvmOverloads constructor(
+	context: Context,
+	attrs: AttributeSet? = null,
+	@AttrRes defStyleAttr: Int = R.attr.listItemTextViewStyle,
+) : AppCompatCheckedTextView(context, attrs, defStyleAttr) {
+
+	private var checkedDrawableStart: Drawable? = null
+	private var checkedDrawableEnd: Drawable? = null
+	private var isInitialized = false
+	private var isCheckDrawablesVisible: Boolean = false
+	private var defaultPaddingStart: Int = 0
+	private var defaultPaddingEnd: Int = 0
+
+	init {
+		context.withStyledAttributes(attrs, R.styleable.ListItemTextView, defStyleAttr) {
+			val itemRippleColor = getRippleColor(context)
+			val shape = createShapeDrawable(this)
+			background = RippleDrawable(
+				RippleUtils.sanitizeRippleDrawableColor(itemRippleColor),
+				shape,
+				ShapeDrawable(RectShape()),
+			)
+			checkedDrawableStart = getDrawable(R.styleable.ListItemTextView_checkedDrawableStart)
+			checkedDrawableEnd = getDrawable(R.styleable.ListItemTextView_checkedDrawableEnd)
+		}
+		checkedDrawableStart?.setTintList(textColors)
+		checkedDrawableEnd?.setTintList(textColors)
+		defaultPaddingStart = paddingStart
+		defaultPaddingEnd = paddingEnd
+		isInitialized = true
+		adjustCheckDrawables()
+	}
+
+	override fun refreshDrawableState() {
+		super.refreshDrawableState()
+		adjustCheckDrawables()
+	}
+
+	override fun setTextColor(colors: ColorStateList?) {
+		checkedDrawableStart?.setTintList(colors)
+		checkedDrawableEnd?.setTintList(colors)
+		super.setTextColor(colors)
+	}
+
+	override fun setPaddingRelative(start: Int, top: Int, end: Int, bottom: Int) {
+		defaultPaddingStart = start
+		defaultPaddingEnd = end
+		super.setPaddingRelative(start, top, end, bottom)
+	}
+
+	override fun setPadding(left: Int, top: Int, right: Int, bottom: Int) {
+		val isRtl = layoutDirection == LAYOUT_DIRECTION_RTL
+		defaultPaddingStart = if (isRtl) right else left
+		defaultPaddingEnd = if (isRtl) left else right
+		super.setPadding(left, top, right, bottom)
+	}
+
+	private fun adjustCheckDrawables() {
+		if (isInitialized && isCheckDrawablesVisible != isChecked) {
+			setCompoundDrawablesRelativeWithIntrinsicBounds(
+				if (isChecked) checkedDrawableStart else null,
+				null,
+				if (isChecked) checkedDrawableEnd else null,
+				null,
+			)
+			super.setPaddingRelative(
+				if (isChecked && checkedDrawableStart != null) {
+					defaultPaddingStart + compoundDrawablePadding
+				} else defaultPaddingStart,
+				paddingTop,
+				if (isChecked && checkedDrawableEnd != null) {
+					defaultPaddingEnd + compoundDrawablePadding
+				} else defaultPaddingEnd,
+				paddingBottom,
+			)
+			isCheckDrawablesVisible = isChecked
+		}
+	}
+
+	private fun createShapeDrawable(ta: TypedArray): InsetDrawable {
+		val shapeAppearance = ShapeAppearanceModel.builder(
+			context,
+			ta.getResourceId(R.styleable.ListItemTextView_shapeAppearance, 0),
+			ta.getResourceId(R.styleable.ListItemTextView_shapeAppearanceOverlay, 0),
+		).build()
+		val shapeDrawable = MaterialShapeDrawable(shapeAppearance)
+		shapeDrawable.fillColor = ta.getColorStateList(R.styleable.ListItemTextView_backgroundFillColor)
+		return InsetDrawable(
+			shapeDrawable,
+			ta.getDimensionPixelOffset(R.styleable.ListItemTextView_android_insetLeft, 0),
+			ta.getDimensionPixelOffset(R.styleable.ListItemTextView_android_insetTop, 0),
+			ta.getDimensionPixelOffset(R.styleable.ListItemTextView_android_insetRight, 0),
+			ta.getDimensionPixelOffset(R.styleable.ListItemTextView_android_insetBottom, 0),
+		)
+	}
+
+	private fun getRippleColor(context: Context): ColorStateList {
+		return context.getThemeColorStateList(android.R.attr.colorControlHighlight)
+			?: ColorStateList.valueOf(Color.TRANSPARENT)
+	}
+}

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

@@ -1,4 +1,4 @@
-package org.koitharu.kotatsu.ui.common.widgets
+package org.koitharu.kotatsu.base.ui.widgets
 
 import android.content.Context
 import android.util.AttributeSet

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

@@ -0,0 +1,72 @@
+package org.koitharu.kotatsu.base.ui.widgets
+
+import android.annotation.SuppressLint
+import android.content.Context
+import android.util.AttributeSet
+import android.view.Gravity
+import android.view.View
+import android.view.WindowInsets
+import android.widget.FrameLayout
+import android.widget.LinearLayout
+import androidx.annotation.AttrRes
+import androidx.coordinatorlayout.widget.CoordinatorLayout
+import androidx.core.view.WindowInsetsCompat
+
+class WindowInsetHolder @JvmOverloads constructor(
+	context: Context,
+	attrs: AttributeSet? = null,
+	@AttrRes defStyleAttr: Int = 0,
+) : View(context, attrs, defStyleAttr) {
+
+	private var desiredHeight = 0
+	private var desiredWidth = 0
+
+	@SuppressLint("RtlHardcoded")
+	override fun dispatchApplyWindowInsets(insets: WindowInsets): WindowInsets {
+		val barsInsets = WindowInsetsCompat.toWindowInsetsCompat(insets, this)
+			.getInsets(WindowInsetsCompat.Type.systemBars())
+		val gravity = getLayoutGravity()
+		val newWidth = when (gravity and Gravity.HORIZONTAL_GRAVITY_MASK) {
+			Gravity.LEFT -> barsInsets.left
+			Gravity.RIGHT -> barsInsets.right
+			else -> 0
+		}
+		val newHeight = when (gravity and Gravity.VERTICAL_GRAVITY_MASK) {
+			Gravity.TOP -> barsInsets.top
+			Gravity.BOTTOM -> barsInsets.bottom
+			else -> 0
+		}
+		if (newWidth != desiredWidth || newHeight != desiredHeight) {
+			desiredWidth = newWidth
+			desiredHeight = newHeight
+			requestLayout()
+		}
+		return super.dispatchApplyWindowInsets(insets)
+	}
+
+	override fun onMeasure(widthMeasureSpec: Int, heightMeasureSpec: Int) {
+		val widthMode = MeasureSpec.getMode(widthMeasureSpec)
+		val heightMode = MeasureSpec.getMode(heightMeasureSpec)
+		super.onMeasure(
+			if (desiredWidth == 0 || widthMode == MeasureSpec.EXACTLY) {
+				widthMeasureSpec
+			} else {
+				MeasureSpec.makeMeasureSpec(desiredWidth, widthMode)
+			},
+			if (desiredHeight == 0 || heightMode == MeasureSpec.EXACTLY) {
+				heightMeasureSpec
+			} else {
+				MeasureSpec.makeMeasureSpec(desiredHeight, heightMode)
+			},
+		)
+	}
+
+	private fun getLayoutGravity(): Int {
+		return when (val lp = layoutParams) {
+			is FrameLayout.LayoutParams -> lp.gravity
+			is LinearLayout.LayoutParams -> lp.gravity
+			is CoordinatorLayout.LayoutParams -> lp.gravity
+			else -> Gravity.NO_GRAVITY
+		}
+	}
+}

app/src/main/java/org/koitharu/kotatsu/bookmarks/BookmarksModule.kt

@@ -0,0 +1,10 @@
+package org.koitharu.kotatsu.bookmarks
+
+import org.koin.dsl.module
+import org.koitharu.kotatsu.bookmarks.domain.BookmarksRepository
+
+val bookmarksModule
+	get() = module {
+
+		factory { BookmarksRepository(get()) }
+	}

app/src/main/java/org/koitharu/kotatsu/bookmarks/data/BookmarkEntity.kt

@@ -0,0 +1,29 @@
+package org.koitharu.kotatsu.bookmarks.data
+
+import androidx.room.ColumnInfo
+import androidx.room.Entity
+import androidx.room.ForeignKey
+import org.koitharu.kotatsu.core.db.entity.MangaEntity
+
+@Entity(
+	tableName = "bookmarks",
+	primaryKeys = ["manga_id", "page_id"],
+	foreignKeys = [
+		ForeignKey(
+			entity = MangaEntity::class,
+			parentColumns = ["manga_id"],
+			childColumns = ["manga_id"],
+			onDelete = ForeignKey.CASCADE
+		),
+	]
+)
+class BookmarkEntity(
+	@ColumnInfo(name = "manga_id", index = true) val mangaId: Long,
+	@ColumnInfo(name = "page_id", index = true) val pageId: Long,
+	@ColumnInfo(name = "chapter_id") val chapterId: Long,
+	@ColumnInfo(name = "page") val page: Int,
+	@ColumnInfo(name = "scroll") val scroll: Int,
+	@ColumnInfo(name = "image") val imageUrl: String,
+	@ColumnInfo(name = "created_at") val createdAt: Long,
+	@ColumnInfo(name = "percent") val percent: Float,
+)

app/src/main/java/org/koitharu/kotatsu/bookmarks/data/BookmarkWithManga.kt

@@ -0,0 +1,23 @@
+package org.koitharu.kotatsu.bookmarks.data
+
+import androidx.room.Embedded
+import androidx.room.Junction
+import androidx.room.Relation
+import org.koitharu.kotatsu.core.db.entity.MangaEntity
+import org.koitharu.kotatsu.core.db.entity.MangaTagsEntity
+import org.koitharu.kotatsu.core.db.entity.TagEntity
+
+class BookmarkWithManga(
+	@Embedded val bookmark: BookmarkEntity,
+	@Relation(
+		parentColumn = "manga_id",
+		entityColumn = "manga_id"
+	)
+	val manga: MangaEntity,
+	@Relation(
+		parentColumn = "manga_id",
+		entityColumn = "tag_id",
+		associateBy = Junction(MangaTagsEntity::class)
+	)
+	val tags: List<TagEntity>,
+)

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

@@ -0,0 +1,26 @@
+package org.koitharu.kotatsu.bookmarks.data
+
+import androidx.room.Dao
+import androidx.room.Delete
+import androidx.room.Insert
+import androidx.room.Query
+import kotlinx.coroutines.flow.Flow
+
+@Dao
+abstract class BookmarksDao {
+
+	@Query("SELECT * FROM bookmarks WHERE manga_id = :mangaId AND chapter_id = :chapterId AND page = :page")
+	abstract fun observe(mangaId: Long, chapterId: Long, page: Int): Flow<BookmarkEntity?>
+
+	@Query("SELECT * FROM bookmarks WHERE manga_id = :mangaId ORDER BY created_at DESC")
+	abstract fun observe(mangaId: Long): Flow<List<BookmarkEntity>>
+
+	@Insert
+	abstract suspend fun insert(entity: BookmarkEntity)
+
+	@Delete
+	abstract suspend fun delete(entity: BookmarkEntity)
+
+	@Query("DELETE FROM bookmarks WHERE manga_id = :mangaId AND page_id = :pageId")
+	abstract suspend fun delete(mangaId: Long, pageId: Long)
+}

app/src/main/java/org/koitharu/kotatsu/bookmarks/data/EntityMapping.kt

@@ -0,0 +1,33 @@
+package org.koitharu.kotatsu.bookmarks.data
+
+import org.koitharu.kotatsu.bookmarks.domain.Bookmark
+import org.koitharu.kotatsu.core.db.entity.toManga
+import org.koitharu.kotatsu.core.db.entity.toMangaTags
+import org.koitharu.kotatsu.parsers.model.Manga
+import java.util.*
+
+fun BookmarkWithManga.toBookmark() = bookmark.toBookmark(
+	manga.toManga(tags.toMangaTags())
+)
+
+fun BookmarkEntity.toBookmark(manga: Manga) = Bookmark(
+	manga = manga,
+	pageId = pageId,
+	chapterId = chapterId,
+	page = page,
+	scroll = scroll,
+	imageUrl = imageUrl,
+	createdAt = Date(createdAt),
+	percent = percent,
+)
+
+fun Bookmark.toEntity() = BookmarkEntity(
+	mangaId = manga.id,
+	pageId = pageId,
+	chapterId = chapterId,
+	page = page,
+	scroll = scroll,
+	imageUrl = imageUrl,
+	createdAt = createdAt.time,
+	percent = percent,
+)

app/src/main/java/org/koitharu/kotatsu/bookmarks/domain/Bookmark.kt

@@ -0,0 +1,46 @@
+package org.koitharu.kotatsu.bookmarks.domain
+
+import org.koitharu.kotatsu.parsers.model.Manga
+import java.util.*
+
+class Bookmark(
+	val manga: Manga,
+	val pageId: Long,
+	val chapterId: Long,
+	val page: Int,
+	val scroll: Int,
+	val imageUrl: String,
+	val createdAt: Date,
+	val percent: Float,
+) {
+
+	override fun equals(other: Any?): Boolean {
+		if (this === other) return true
+		if (javaClass != other?.javaClass) return false
+
+		other as Bookmark
+
+		if (manga != other.manga) return false
+		if (pageId != other.pageId) return false
+		if (chapterId != other.chapterId) return false
+		if (page != other.page) return false
+		if (scroll != other.scroll) return false
+		if (imageUrl != other.imageUrl) return false
+		if (createdAt != other.createdAt) return false
+		if (percent != other.percent) return false
+
+		return true
+	}
+
+	override fun hashCode(): Int {
+		var result = manga.hashCode()
+		result = 31 * result + pageId.hashCode()
+		result = 31 * result + chapterId.hashCode()
+		result = 31 * result + page
+		result = 31 * result + scroll
+		result = 31 * result + imageUrl.hashCode()
+		result = 31 * result + createdAt.hashCode()
+		result = 31 * result + percent.hashCode()
+		return result
+	}
+}