New cbz write utility

.travis.yml

@@ -5,9 +5,9 @@ jdk:
 android:
   components:
     - tools
-    - platform-tools-29.0.6
-    - build-tools-29.0.3
-    - android-29
+    - platform-tools-30.0.3
+    - build-tools-30.0.2
+    - android-30
   licenses:
     - android-sdk-preview-license-.+
     - android-sdk-license-.+

app/build.gradle

@@ -8,15 +8,15 @@ plugins {
 def gitCommits = 'git rev-list --count HEAD'.execute([], rootDir).text.trim().toInteger()
 
 android {
-	compileSdkVersion 29
-	buildToolsVersion '29.0.3'
+	compileSdkVersion 30
+	buildToolsVersion '30.0.2'
 
 	defaultConfig {
 		applicationId 'org.koitharu.kotatsu'
 		minSdkVersion 21
-		targetSdkVersion 29
+		targetSdkVersion 30
 		versionCode gitCommits
-		versionName '0.5-rc1'
+		versionName '0.5.3'
 
 		kapt {
 			arguments {
@@ -28,10 +28,6 @@ android {
 		sourceCompatibility JavaVersion.VERSION_1_8
 		targetCompatibility JavaVersion.VERSION_1_8
 	}
-	kotlinOptions {
-		jvmTarget = JavaVersion.VERSION_1_8.toString()
-		freeCompilerArgs += "-Xopt-in=kotlinx.coroutines.ExperimentalCoroutinesApi"
-	}
 	buildTypes {
 		debug {
 			applicationIdSuffix = '.debug'
@@ -55,23 +51,31 @@ android {
 androidExtensions {
 	experimental = true
 }
+tasks.withType(org.jetbrains.kotlin.gradle.tasks.KotlinCompile).all {
+	kotlinOptions {
+		jvmTarget = JavaVersion.VERSION_1_8.toString()
+		freeCompilerArgs += ['-Xopt-in=kotlinx.coroutines.ExperimentalCoroutinesApi', '-Xjvm-default=all']
+	}
+}
 dependencies {
 	implementation fileTree(dir: 'libs', include: ['*.jar', '*.aar'])
 	implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
-	implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.7'
-	implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.7'
+	implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.9'
+	implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.9'
 
-	implementation 'androidx.core:core-ktx:1.5.0-alpha01'
-	implementation 'androidx.activity:activity-ktx:1.2.0-alpha06'
-	implementation 'androidx.fragment:fragment-ktx:1.3.0-alpha06'
-	implementation 'androidx.lifecycle:lifecycle-runtime-ktx:2.3.0-alpha05'
-	implementation 'androidx.constraintlayout:constraintlayout:2.0.0-beta7'
+	implementation 'androidx.core:core-ktx:1.5.0-alpha03'
+	implementation 'androidx.activity:activity-ktx:1.2.0-alpha08'
+	implementation 'androidx.fragment:fragment-ktx:1.3.0-alpha08'
+	implementation 'androidx.lifecycle:lifecycle-runtime-ktx:2.3.0-alpha07'
+	implementation 'androidx.constraintlayout:constraintlayout:2.0.1'
 	implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.1.0'
-	implementation 'androidx.recyclerview:recyclerview:1.2.0-alpha04'
+	implementation 'androidx.recyclerview:recyclerview:1.2.0-alpha05'
 	implementation 'androidx.viewpager2:viewpager2:1.1.0-alpha01'
 	implementation 'androidx.preference:preference-ktx:1.1.1'
-	implementation 'androidx.work:work-runtime-ktx:2.4.0-rc01'
-	implementation 'com.google.android.material:material:1.3.0-alpha01'
+	implementation 'androidx.work:work-runtime-ktx:2.4.0'
+	implementation 'com.google.android.material:material:1.3.0-alpha02'
+	//noinspection LifecycleAnnotationProcessorWithJava8
+	kapt 'androidx.lifecycle:lifecycle-compiler:2.3.0-alpha07'
 
 	implementation 'androidx.room:room-runtime:2.2.5'
 	implementation 'androidx.room:room-ktx:2.2.5'
@@ -83,12 +87,12 @@ dependencies {
 	implementation 'com.github.moxy-community:moxy-ktx:2.1.2'
 	kapt 'com.github.moxy-community:moxy-compiler:2.1.2'
 
-	implementation 'com.squareup.okhttp3:okhttp:4.7.2'
-	implementation 'com.squareup.okio:okio:2.6.0'
+	implementation 'com.squareup.okhttp3:okhttp:4.9.0'
+	implementation 'com.squareup.okio:okio:2.8.0'
 	implementation 'org.jsoup:jsoup:1.13.1'
 
-	implementation 'org.koin:koin-android:2.1.5'
-	implementation 'io.coil-kt:coil:0.11.0'
+	implementation 'org.koin:koin-android:2.2.0-beta-1'
+	implementation 'io.coil-kt:coil:1.0.0-rc3'
 	implementation 'com.davemorrissey.labs:subsampling-scale-image-view:3.10.0'
 	implementation 'com.tomclaw.cache:cache:1.0'
 

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/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/ic_launcher_background.xml

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

app/src/main/AndroidManifest.xml

@@ -75,7 +75,6 @@
 		<service
 			android:name=".ui.download.DownloadService"
 			android:foregroundServiceType="dataSync" />
-		<service android:name=".ui.settings.AppUpdateService" />
 		<service
 			android:name=".ui.widget.shelf.ShelfWidgetService"
 			android:permission="android.permission.BIND_REMOTEVIEWS" />

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

@@ -6,7 +6,7 @@ import androidx.appcompat.app.AppCompatDelegate
 import androidx.room.Room
 import coil.Coil
 import coil.ComponentRegistry
-import coil.ImageLoaderBuilder
+import coil.ImageLoader
 import coil.util.CoilUtils
 import com.chuckerteam.chucker.api.ChuckerCollector
 import com.chuckerteam.chucker.api.ChuckerInterceptor
@@ -14,6 +14,7 @@ import okhttp3.OkHttpClient
 import org.koin.android.ext.koin.androidContext
 import org.koin.android.ext.koin.androidLogger
 import org.koin.core.context.startKoin
+import org.koin.core.logger.Level
 import org.koin.dsl.module
 import org.koitharu.kotatsu.core.db.DatabasePrePopulateCallback
 import org.koitharu.kotatsu.core.db.MangaDatabase
@@ -73,7 +74,7 @@ class KotatsuApp : Application() {
 
 	private fun initKoin() {
 		startKoin {
-			androidLogger()
+			androidLogger(Level.ERROR)
 			androidContext(applicationContext)
 			modules(
 				module {
@@ -101,7 +102,7 @@ class KotatsuApp : Application() {
 
 	private fun initCoil() {
 		Coil.setImageLoader(
-			ImageLoaderBuilder(applicationContext)
+			ImageLoader.Builder(applicationContext)
 				.okHttpClient(
 					okHttp()
 						.cache(CoilUtils.createDefaultCache(applicationContext))

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

@@ -4,19 +4,19 @@ import androidx.room.*
 import org.koitharu.kotatsu.core.db.entity.TagEntity
 
 @Dao
-interface TagsDao {
+abstract class TagsDao {
 
 	@Query("SELECT * FROM tags")
-	suspend fun getAllTags(): List<TagEntity>
+	abstract suspend fun getAllTags(): List<TagEntity>
 
 	@Insert(onConflict = OnConflictStrategy.IGNORE)
-	suspend fun insert(tag: TagEntity): Long
+	abstract suspend fun insert(tag: TagEntity): Long
 
 	@Update(onConflict = OnConflictStrategy.IGNORE)
-	suspend fun update(tag: TagEntity): Int
+	abstract suspend fun update(tag: TagEntity): Int
 
 	@Transaction
-	suspend fun upsert(tags: Iterable<TagEntity>) {
+	open suspend fun upsert(tags: Iterable<TagEntity>) {
 		tags.forEach { tag ->
 			if (update(tag) <= 0) {
 				insert(tag)

app/src/main/java/org/koitharu/kotatsu/core/local/CbzFetcher.kt

@@ -2,7 +2,7 @@ package org.koitharu.kotatsu.core.local
 
 import android.net.Uri
 import android.webkit.MimeTypeMap
-import coil.bitmappool.BitmapPool
+import coil.bitmap.BitmapPool
 import coil.decode.DataSource
 import coil.decode.Options
 import coil.fetch.FetchResult

app/src/main/java/org/koitharu/kotatsu/core/local/WritableCbzFile.kt

@@ -0,0 +1,93 @@
+package org.koitharu.kotatsu.core.local
+
+import androidx.annotation.CheckResult
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+import java.io.File
+import java.io.FileInputStream
+import java.io.FileOutputStream
+import java.util.zip.ZipEntry
+import java.util.zip.ZipInputStream
+import java.util.zip.ZipOutputStream
+
+class WritableCbzFile(private val file: File) {
+
+	private val dir = File(file.parentFile, file.nameWithoutExtension)
+
+	@Suppress("BlockingMethodInNonBlockingContext")
+	suspend fun prepare() = withContext(Dispatchers.IO) {
+		check(dir.list().isNullOrEmpty()) {
+			"Dir ${dir.name} is not empty"
+		}
+		if (!dir.exists()) {
+			dir.mkdir()
+		}
+		ZipInputStream(FileInputStream(file)).use { zip ->
+			var entry = zip.nextEntry
+			while (entry != null) {
+				val target = File(dir.path + File.separator + entry.name)
+				target.parentFile?.mkdirs()
+				target.outputStream().use { out ->
+					zip.copyTo(out)
+				}
+				zip.closeEntry()
+				entry = zip.nextEntry
+			}
+		}
+	}
+
+	suspend fun cleanup() = withContext(Dispatchers.IO) {
+		dir.deleteRecursively()
+	}
+
+	@CheckResult
+	@Suppress("BlockingMethodInNonBlockingContext")
+	suspend fun flush() = withContext(Dispatchers.IO) {
+		val tempFile = File(file.path + ".tmp")
+		if (tempFile.exists()) {
+			tempFile.delete()
+		}
+		try {
+			ZipOutputStream(FileOutputStream(tempFile)).use { zip ->
+				dir.listFiles()?.forEach {
+					zipFile(it, it.name, zip)
+				}
+				zip.flush()
+			}
+			tempFile.renameTo(file)
+		} finally {
+			if (tempFile.exists()) {
+				tempFile.delete()
+			}
+		}
+	}
+
+	operator fun get(name: String) = File(dir, name)
+
+	operator fun set(name: String, file: File) {
+		file.copyTo(this[name], overwrite = true)
+	}
+
+	companion object {
+
+		private fun zipFile(fileToZip: File, fileName: String, zipOut: ZipOutputStream) {
+			if (fileToZip.isDirectory) {
+				if (fileName.endsWith("/")) {
+					zipOut.putNextEntry(ZipEntry(fileName))
+				} else {
+					zipOut.putNextEntry(ZipEntry("$fileName/"))
+				}
+				zipOut.closeEntry()
+				fileToZip.listFiles()?.forEach { childFile ->
+					zipFile(childFile, "$fileName/${childFile.name}", zipOut)
+				}
+			} else {
+				FileInputStream(fileToZip).use { fis ->
+					val zipEntry = ZipEntry(fileName)
+					zipOut.putNextEntry(zipEntry)
+					fis.copyTo(zipOut)
+				}
+			}
+		}
+	}
+}

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

@@ -3,6 +3,7 @@ package org.koitharu.kotatsu.core.parser
 import android.annotation.SuppressLint
 import android.content.Context
 import android.net.Uri
+import android.webkit.MimeTypeMap
 import androidx.collection.ArraySet
 import androidx.core.net.toFile
 import androidx.core.net.toUri
@@ -91,7 +92,7 @@ class LocalMangaRepository : MangaRepository, KoinComponent {
 				coverUrl = zipUri(
 					file,
 					entryName = index.getCoverEntry()
-						?: findFirstEntry(zip.entries())?.name.orEmpty()
+						?: findFirstEntry(zip.entries(), isImage = true)?.name.orEmpty()
 				),
 				chapters = info.chapters?.map { c -> c.copy(url = fileUri) }
 			)
@@ -110,7 +111,7 @@ class LocalMangaRepository : MangaRepository, KoinComponent {
 			title = title,
 			url = fileUri,
 			source = MangaSource.LOCAL,
-			coverUrl = zipUri(file, findFirstEntry(zip.entries())?.name.orEmpty()),
+			coverUrl = zipUri(file, findFirstEntry(zip.entries(), isImage = true)?.name.orEmpty()),
 			chapters = chapters.sortedWith(AlphanumComparator()).mapIndexed { i, s ->
 				MangaChapter(
 					id = "$i$s".longHashCode(),
@@ -136,11 +137,19 @@ class LocalMangaRepository : MangaRepository, KoinComponent {
 	private fun zipUri(file: File, entryName: String) =
 		Uri.fromParts("cbz", file.path, entryName).toString()
 
-	private fun findFirstEntry(entries: Enumeration<out ZipEntry>): ZipEntry? {
+	private fun findFirstEntry(entries: Enumeration<out ZipEntry>, isImage: Boolean): ZipEntry? {
 		val list = entries.toList()
 			.filterNot { it.isDirectory }
 			.sortedWith(compareBy(AlphanumComparator()) { x -> x.name })
-		return list.firstOrNull()
+		return if (isImage) {
+			val map = MimeTypeMap.getSingleton()
+			list.firstOrNull {
+				map.getMimeTypeFromExtension(it.name.substringAfterLast('.'))
+					?.startsWith("image/") == true
+			}
+		} else {
+			list.firstOrNull()
+		}
 	}
 
 	override val sortOrders = emptySet<SortOrder>()

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

@@ -131,7 +131,7 @@ abstract class ChanRepository(loaderContext: MangaLoaderContext) : RemoteMangaRe
 	override fun onCreatePreferences() = setOf(R.string.key_parser_domain)
 
 	private fun getSortKey(sortOrder: SortOrder?) =
-		when (sortOrder ?: sortOrders.minBy { it.ordinal }) {
+		when (sortOrder ?: sortOrders.minByOrNull { it.ordinal }) {
 			SortOrder.ALPHABETICAL -> "catalog"
 			SortOrder.POPULARITY -> "mostfavorites"
 			SortOrder.NEWEST -> "manga/new"
@@ -139,7 +139,7 @@ abstract class ChanRepository(loaderContext: MangaLoaderContext) : RemoteMangaRe
 		}
 
 	private fun getSortKey2(sortOrder: SortOrder?) =
-		when (sortOrder ?: sortOrders.minBy { it.ordinal }) {
+		when (sortOrder ?: sortOrders.minByOrNull { it.ordinal }) {
 			SortOrder.ALPHABETICAL -> "abcasc"
 			SortOrder.POPULARITY -> "favdesc"
 			SortOrder.NEWEST -> "datedesc"

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

@@ -28,7 +28,7 @@ abstract class GroupleRepository(loaderContext: MangaLoaderContext) :
 		val doc = when {
 			!query.isNullOrEmpty() -> loaderContext.httpPost(
 				"https://$domain/search",
-				mapOf("q" to query, "offset" to offset.toString())
+				mapOf("q" to query.urlEncoded(), "offset" to offset.toString())
 			)
 			tag == null -> loaderContext.httpGet(
 				"https://$domain/list?sortType=${getSortKey(
@@ -165,7 +165,7 @@ abstract class GroupleRepository(loaderContext: MangaLoaderContext) :
 	override fun onCreatePreferences() = setOf(R.string.key_parser_domain)
 
 	private fun getSortKey(sortOrder: SortOrder?) =
-		when (sortOrder ?: sortOrders.minBy { it.ordinal }) {
+		when (sortOrder ?: sortOrders.minByOrNull { it.ordinal }) {
 			SortOrder.ALPHABETICAL -> "name"
 			SortOrder.POPULARITY -> "rate"
 			SortOrder.UPDATED -> "updated"

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

@@ -1,10 +1,7 @@
 package org.koitharu.kotatsu.core.parser.site
 
 import org.koitharu.kotatsu.core.exceptions.ParseException
-import org.koitharu.kotatsu.core.model.Manga
-import org.koitharu.kotatsu.core.model.MangaChapter
-import org.koitharu.kotatsu.core.model.MangaSource
-import org.koitharu.kotatsu.core.model.MangaTag
+import org.koitharu.kotatsu.core.model.*
 import org.koitharu.kotatsu.domain.MangaLoaderContext
 import org.koitharu.kotatsu.utils.ext.longHashCode
 import org.koitharu.kotatsu.utils.ext.parseHtml
@@ -12,9 +9,25 @@ import org.koitharu.kotatsu.utils.ext.withDomain
 
 class HenChanRepository(loaderContext: MangaLoaderContext) : ChanRepository(loaderContext) {
 
-	override val defaultDomain = "henchan.pro"
+	override val defaultDomain = "hentaichan.pro"
 	override val source = MangaSource.HENCHAN
 
+	override suspend fun getList(
+		offset: Int,
+		query: String?,
+		sortOrder: SortOrder?,
+		tag: MangaTag?
+	): List<Manga> {
+		return super.getList(offset, query, sortOrder, tag).map {
+			val cover = it.coverUrl
+			if (cover.contains("_blur")) {
+				it.copy(coverUrl = cover.replace("_blur", ""))
+			} else {
+				it
+			}
+		}
+	}
+
 	override suspend fun getDetails(manga: Manga): Manga {
 		val domain = conf.getDomain(defaultDomain)
 		val doc = loaderContext.httpGet(manga.url).parseHtml()

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

@@ -95,7 +95,7 @@ open class MangaLibRepository(loaderContext: MangaLoaderContext) :
 							append("/c")
 							append(item.getString("chapter_number"))
 							append('/')
-							append(item.getJSONArray("teams").getJSONObject(0).getString("slug"))
+							append(item.getJSONArray("teams").getJSONObject(0).optString("slug"))
 						}
 						var name = item.getString("chapter_name")
 						if (name.isNullOrBlank() || name == "null") {
@@ -142,12 +142,18 @@ open class MangaLibRepository(loaderContext: MangaLoaderContext) :
 	override suspend fun getPages(chapter: MangaChapter): List<MangaPage> {
 		val doc = loaderContext.httpGet(chapter.url).parseHtml()
 		val scripts = doc.head().select("script")
-		val pg = doc.body().getElementById("pg").html().substringAfter('=').substringBeforeLast(';')
+		val pg = doc.body().getElementById("pg").html()
+			.substringAfter('=')
+			.substringBeforeLast(';')
 		val pages = JSONArray(pg)
 		for (script in scripts) {
 			val raw = script.html().trim()
-			if (raw.startsWith("window.__info")) {
-				val json = JSONObject(raw.substringAfter('=').substringBeforeLast(';'))
+			if (raw.contains("window.__info")) {
+				val json = JSONObject(
+					raw.substringAfter("window.__info")
+						.substringAfter('=')
+						.substringBeforeLast(';')
+				)
 				val domain = json.getJSONObject("servers").run {
 					getStringOrNull("main") ?: getString(
 						json.getJSONObject("img").getString("server")

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

@@ -5,6 +5,6 @@ import org.koitharu.kotatsu.domain.MangaLoaderContext
 
 class ReadmangaRepository(loaderContext: MangaLoaderContext) : GroupleRepository(loaderContext) {
 
-	override val defaultDomain = "readmanga.me"
+	override val defaultDomain = "readmanga.live"
 	override val source = MangaSource.READMANGA_RU
 }

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

@@ -18,7 +18,12 @@ class MangaSearchRepository : KoinComponent {
 			var isEmitted = false
 			for (source in sources) {
 				val list = lists.getOrPut(source) {
-					MangaProviderFactory.create(source).getList(0, query, SortOrder.POPULARITY)
+					try {
+						MangaProviderFactory.create(source).getList(0, query, SortOrder.POPULARITY)
+					} catch (e: Throwable) {
+						e.printStackTrace()
+						emptyList<Manga>()
+					}
 				}
 				if (i < list.size) {
 					emit(list.subList(i, (i + batchSize).coerceAtMost(list.lastIndex)))

app/src/main/java/org/koitharu/kotatsu/domain/local/MangaZip.kt

@@ -1,63 +1,35 @@
 package org.koitharu.kotatsu.domain.local
 
+import androidx.annotation.CheckResult
 import androidx.annotation.WorkerThread
+import org.koitharu.kotatsu.core.local.WritableCbzFile
 import org.koitharu.kotatsu.core.model.Manga
 import org.koitharu.kotatsu.core.model.MangaChapter
-import org.koitharu.kotatsu.utils.ext.sub
 import org.koitharu.kotatsu.utils.ext.takeIfReadable
 import org.koitharu.kotatsu.utils.ext.toFileNameSafe
 import java.io.File
-import java.util.zip.ZipEntry
-import java.util.zip.ZipInputStream
-import java.util.zip.ZipOutputStream
 
 @WorkerThread
 class MangaZip(val file: File) {
 
-	private val dir = file.parentFile?.sub(file.name + ".tmp")?.takeIf { it.mkdir() }
-		?: throw RuntimeException("Cannot create temporary directory")
+	private val writableCbz = WritableCbzFile(file)
 
 	private var index = MangaIndex(null)
 
-	fun prepare(manga: Manga) {
-		extract()
-		index = MangaIndex(dir.sub(INDEX_ENTRY).takeIfReadable()?.readText())
+	suspend fun prepare(manga: Manga) {
+		writableCbz.prepare()
+		index = MangaIndex(writableCbz[INDEX_ENTRY].takeIfReadable()?.readText())
 		index.setMangaInfo(manga, append = true)
 	}
 
-	fun cleanup() {
-		dir.deleteRecursively()
+	suspend fun cleanup() {
+		writableCbz.cleanup()
 	}
 
-	fun compress() {
-		dir.sub(INDEX_ENTRY).writeText(index.toString())
-		ZipOutputStream(file.outputStream()).use { out ->
-			for (file in dir.listFiles().orEmpty()) {
-				val entry = ZipEntry(file.name)
-				out.putNextEntry(entry)
-				file.inputStream().use { stream ->
-					stream.copyTo(out)
-				}
-				out.closeEntry()
-			}
-		}
-	}
-
-	private fun extract() {
-		if (!file.exists()) {
-			return
-		}
-		ZipInputStream(file.inputStream()).use { input ->
-			while (true) {
-				val entry = input.nextEntry ?: return
-				if (!entry.isDirectory) {
-					dir.sub(entry.name).outputStream().use { out ->
-						input.copyTo(out)
-					}
-				}
-				input.closeEntry()
-			}
-		}
+	@CheckResult
+	suspend fun compress(): Boolean {
+		writableCbz[INDEX_ENTRY].writeText(index.toString())
+		return writableCbz.flush()
 	}
 
 	fun addCover(file: File, ext: String) {
@@ -68,7 +40,7 @@ class MangaZip(val file: File) {
 				append(ext)
 			}
 		}
-		file.copyTo(dir.sub(name), overwrite = true)
+		writableCbz[name] = file
 		index.setCoverEntry(name)
 	}
 
@@ -80,7 +52,7 @@ class MangaZip(val file: File) {
 				append(ext)
 			}
 		}
-		file.copyTo(dir.sub(name), overwrite = true)
+		writableCbz[name] = file
 		index.addChapter(chapter)
 	}
 

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

@@ -6,10 +6,8 @@ import org.koin.core.inject
 import org.koitharu.kotatsu.core.db.MangaDatabase
 import org.koitharu.kotatsu.core.db.entity.TrackEntity
 import org.koitharu.kotatsu.core.db.entity.TrackLogEntity
-import org.koitharu.kotatsu.core.model.Manga
-import org.koitharu.kotatsu.core.model.MangaChapter
-import org.koitharu.kotatsu.core.model.MangaTracking
-import org.koitharu.kotatsu.core.model.TrackingLogItem
+import org.koitharu.kotatsu.core.model.*
+import org.koitharu.kotatsu.domain.MangaProviderFactory
 import java.util.*
 
 class TrackingRepository : KoinComponent {
@@ -24,12 +22,16 @@ class TrackingRepository : KoinComponent {
 	suspend fun getAllTracks(): List<MangaTracking> {
 		val favourites = db.favouritesDao.findAllManga()
 		val history = db.historyDao.findAllManga()
-		val manga = (favourites + history).distinctBy { it.id }
+		val mangas = (favourites + history).distinctBy { it.id }
 		val tracks = db.tracksDao.findAll().groupBy { it.mangaId }
-		return manga.map { m ->
-			val track = tracks[m.id]?.singleOrNull()
+		return mangas.mapNotNull { me ->
+			var manga = me.toManga()
+			if (manga.source == MangaSource.LOCAL) {
+				manga = MangaProviderFactory.createLocal().getRemoteManga(manga) ?: return@mapNotNull null
+			}
+			val track = tracks[manga.id]?.singleOrNull()
 			MangaTracking(
-				manga = m.toManga(),
+				manga = manga,
 				knownChaptersCount = track?.totalChapters ?: -1,
 				lastChapterId = track?.lastChapterId ?: 0L,
 				lastNotifiedChapterId = track?.lastNotifiedChapterId ?: 0L,

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

@@ -27,7 +27,7 @@ class BrowserClient(private val callback: BrowserCallback) : WebViewClient(), Ko
 
 	override fun onPageCommitVisible(view: WebView, url: String?) {
 		super.onPageCommitVisible(view, url)
-		callback.onTitleChanged(view.title, url)
+		callback.onTitleChanged(view.title.orEmpty(), url)
 	}
 
 	override fun shouldOverrideUrlLoading(view: WebView?, request: WebResourceRequest?) = false

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

@@ -28,7 +28,7 @@ class ChapterHolder(parent: ViewGroup) :
 			}
 			ChapterExtra.CURRENT -> {
 				textView_number.setBackgroundResource(R.drawable.bg_badge_outline_accent)
-				textView_number.setTextColor(context.getThemeColor(R.attr.colorAccent))
+				textView_number.setTextColor(context.getThemeColor(androidx.appcompat.R.attr.colorAccent))
 			}
 			ChapterExtra.NEW -> {
 				textView_number.setBackgroundResource(R.drawable.bg_badge_accent)

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

@@ -206,7 +206,7 @@ class MangaDetailsActivity : BaseActivity(), MangaDetailsView,
 	override fun onSupportActionModeFinished(mode: ActionMode) {
 		super.onSupportActionModeFinished(mode)
 		pager.isUserInputEnabled = true
-		window?.statusBarColor = getThemeColor(R.attr.colorPrimaryDark)
+		window?.statusBarColor = getThemeColor(androidx.appcompat.R.attr.colorPrimaryDark)
 	}
 
 	companion object {

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

@@ -6,7 +6,7 @@ import androidx.core.net.toUri
 import androidx.core.text.parseAsHtml
 import androidx.core.view.isVisible
 import androidx.lifecycle.lifecycleScope
-import coil.api.load
+import coil.load
 import com.google.android.material.chip.Chip
 import kotlinx.android.synthetic.main.fragment_details.*
 import kotlinx.coroutines.Dispatchers

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

@@ -13,7 +13,6 @@ import androidx.core.graphics.drawable.toBitmap
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.model.Manga
 import org.koitharu.kotatsu.ui.details.MangaDetailsActivity
-import org.koitharu.kotatsu.utils.ext.clearActions
 import org.koitharu.kotatsu.utils.ext.getDisplayMessage
 import kotlin.math.roundToInt
 

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

@@ -8,7 +8,7 @@ import android.webkit.MimeTypeMap
 import android.widget.Toast
 import androidx.core.content.ContextCompat
 import coil.Coil
-import coil.request.GetRequestBuilder
+import coil.request.ImageRequest
 import kotlinx.coroutines.*
 import kotlinx.coroutines.sync.Mutex
 import okhttp3.OkHttpClient
@@ -77,9 +77,9 @@ class DownloadService : BaseService() {
 		return launch(Dispatchers.IO) {
 			mutex.lock()
 			wakeLock.acquire(TimeUnit.HOURS.toMillis(1))
+			notification.fillFrom(manga)
+			notification.setCancelId(startId)
 			withContext(Dispatchers.Main) {
-				notification.fillFrom(manga)
-				notification.setCancelId(startId)
 				startForeground(DownloadNotification.NOTIFICATION_ID, notification())
 			}
 			val destination = settings.getStorageDir(this@DownloadService)
@@ -89,15 +89,13 @@ class DownloadService : BaseService() {
 				val repo = MangaProviderFactory.create(manga.source)
 				val cover = safe {
 					Coil.execute(
-						GetRequestBuilder(this@DownloadService)
+						ImageRequest.Builder(this@DownloadService)
 							.data(manga.coverUrl)
 							.build()
 					).drawable
 				}
-				withContext(Dispatchers.Main) {
-					notification.setLargeIcon(cover)
-					notification.update()
-				}
+				notification.setLargeIcon(cover)
+				notification.update()
 				val data = if (manga.chapters == null) repo.getDetails(manga) else manga
 				output = MangaZip.findInDir(destination, data)
 				output.prepare(data)
@@ -141,31 +139,27 @@ class DownloadService : BaseService() {
 						}
 					}
 				}
-				withContext(Dispatchers.Main) {
-					notification.setCancelId(0)
-					notification.setPostProcessing()
-					notification.update()
+				notification.setCancelId(0)
+				notification.setPostProcessing()
+				notification.update()
+				if (!output.compress()) {
+					throw RuntimeException("Cannot create target file")
 				}
-				output.compress()
 				val result = MangaProviderFactory.createLocal().getFromFile(output.file)
-				withContext(Dispatchers.Main) {
-					notification.setDone(result)
-					notification.dismiss()
-					notification.update(manga.id.toInt().absoluteValue)
-				}
+				notification.setDone(result)
+				notification.dismiss()
+				notification.update(manga.id.toInt().absoluteValue)
 			} catch (_: CancellationException) {
-				withContext(Dispatchers.Main + NonCancellable) {
+				withContext(NonCancellable) {
 					notification.setCancelling()
 					notification.setCancelId(0)
 					notification.update()
 				}
 			} catch (e: Throwable) {
-				withContext(Dispatchers.Main) {
-					notification.setError(e)
-					notification.setCancelId(0)
-					notification.dismiss()
-					notification.update(manga.id.toInt().absoluteValue)
-				}
+				notification.setError(e)
+				notification.setCancelId(0)
+				notification.dismiss()
+				notification.update(manga.id.toInt().absoluteValue)
 			} finally {
 				withContext(NonCancellable) {
 					jobs.remove(startId)

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

@@ -92,6 +92,14 @@ class MainActivity : BaseActivity(), NavigationView.OnNavigationItemSelectedList
 		drawerToggle.onConfigurationChanged(newConfig)
 	}
 
+	override fun onBackPressed() {
+		if (drawer.isDrawerOpen(navigationView)) {
+			drawer.closeDrawer(navigationView)
+		} else {
+			super.onBackPressed()
+		}
+	}
+
 	override fun onCreateOptionsMenu(menu: Menu): Boolean {
 		menuInflater.inflate(R.menu.opt_main, menu)
 		menu.findItem(R.id.action_search)?.let { menuItem ->

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

@@ -1,8 +1,8 @@
 package org.koitharu.kotatsu.ui.list
 
 import android.view.ViewGroup
-import coil.api.clear
-import coil.api.load
+import coil.clear
+import coil.load
 import kotlinx.android.synthetic.main.item_manga_grid.*
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.model.Manga

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

@@ -3,8 +3,8 @@ package org.koitharu.kotatsu.ui.list
 import android.annotation.SuppressLint
 import android.view.ViewGroup
 import androidx.core.view.isVisible
-import coil.api.clear
-import coil.api.load
+import coil.clear
+import coil.load
 import kotlinx.android.synthetic.main.item_manga_list_details.*
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.model.Manga

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

@@ -1,8 +1,8 @@
 package org.koitharu.kotatsu.ui.list
 
 import android.view.ViewGroup
-import coil.api.clear
-import coil.api.load
+import coil.clear
+import coil.load
 import kotlinx.android.synthetic.main.item_manga_list.*
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.model.Manga

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

@@ -3,6 +3,7 @@ package org.koitharu.kotatsu.ui.list.feed
 import android.os.Bundle
 import android.view.Menu
 import android.view.MenuInflater
+import android.view.MenuItem
 import android.view.View
 import androidx.core.view.isVisible
 import com.google.android.material.snackbar.Snackbar
@@ -16,6 +17,7 @@ import org.koitharu.kotatsu.ui.common.list.OnRecyclerItemClickListener
 import org.koitharu.kotatsu.ui.common.list.PaginationScrollListener
 import org.koitharu.kotatsu.ui.common.list.decor.SpacingItemDecoration
 import org.koitharu.kotatsu.ui.details.MangaDetailsActivity
+import org.koitharu.kotatsu.ui.tracker.TrackWorker
 import org.koitharu.kotatsu.utils.ext.callOnScrollListeners
 import org.koitharu.kotatsu.utils.ext.getDisplayMessage
 import org.koitharu.kotatsu.utils.ext.hasItems
@@ -53,6 +55,15 @@ class FeedFragment : BaseFragment(R.layout.fragment_tracklogs), FeedView,
 		inflater.inflate(R.menu.opt_feed, menu)
 	}
 
+	override fun onOptionsItemSelected(item: MenuItem) = when(item.itemId) {
+		R.id.action_update -> {
+			TrackWorker.startNow(requireContext())
+			Snackbar.make(recyclerView, R.string.feed_will_update_soon, Snackbar.LENGTH_LONG).show()
+			true
+		}
+		else -> super.onOptionsItemSelected(item)
+	}
+
 	override fun onDestroyView() {
 		adapter = null
 		super.onDestroyView()

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

@@ -2,8 +2,8 @@ package org.koitharu.kotatsu.ui.list.feed
 
 import android.text.format.DateUtils
 import android.view.ViewGroup
-import coil.api.clear
-import coil.api.load
+import coil.clear
+import coil.load
 import kotlinx.android.synthetic.main.item_tracklog.*
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.model.TrackingLogItem

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

@@ -21,6 +21,10 @@ import java.io.File
 class LocalListFragment : MangaListFragment<File>(), ActivityResultCallback<Uri> {
 
 	private val presenter by moxyPresenter(factory = ::LocalListPresenter)
+	private val importCall = registerForActivityResult(
+		ActivityResultContracts.OpenDocument(),
+		this
+	)
 
 	override fun onRequestMoreItems(offset: Int) {
 		presenter.loadList(offset)
@@ -35,8 +39,7 @@ class LocalListFragment : MangaListFragment<File>(), ActivityResultCallback<Uri>
 		return when (item.itemId) {
 			R.id.action_import -> {
 				try {
-					registerForActivityResult(ActivityResultContracts.OpenDocument(), this)
-						.launch(arrayOf("*/*"))
+					importCall.launch(arrayOf("*/*"))
 				} catch (e: ActivityNotFoundException) {
 					if (BuildConfig.DEBUG) {
 						e.printStackTrace()

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

@@ -1,8 +1,12 @@
 package org.koitharu.kotatsu.ui.reader
 
+import android.graphics.Bitmap
+import android.graphics.BitmapFactory
 import android.net.Uri
 import android.util.ArrayMap
 import kotlinx.coroutines.*
+import kotlinx.coroutines.sync.Mutex
+import kotlinx.coroutines.sync.withLock
 import okhttp3.OkHttpClient
 import okhttp3.Request
 import org.koin.core.KoinComponent
@@ -20,6 +24,7 @@ class PageLoader : KoinComponent, CoroutineScope, DisposableHandle {
 	private val tasks = ArrayMap<String, Deferred<File>>()
 	private val okHttp by inject<OkHttpClient>()
 	private val cache by inject<PagesCache>()
+	private val convertLock = Mutex()
 
 	override val coroutineContext: CoroutineContext
 		get() = Dispatchers.Main + job
@@ -67,6 +72,21 @@ class PageLoader : KoinComponent, CoroutineScope, DisposableHandle {
 		}
 	}
 
+	suspend fun convertInPlace(file: File) {
+		convertLock.withLock(file) {
+			withContext(Dispatchers.IO) {
+				val image = BitmapFactory.decodeFile(file.absolutePath)
+				try {
+					file.outputStream().use { out ->
+						image.compress(Bitmap.CompressFormat.WEBP, 100, out)
+					}
+				} finally {
+					image.recycle()
+				}
+			}
+		}
+	}
+
 	override fun dispose() {
 		coroutineContext.cancel()
 		tasks.clear()

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

@@ -1,6 +1,7 @@
 package org.koitharu.kotatsu.ui.reader
 
 import android.Manifest
+import android.annotation.SuppressLint
 import android.content.Context
 import android.content.Intent
 import android.content.SharedPreferences
@@ -17,10 +18,13 @@ import androidx.core.view.isVisible
 import androidx.core.view.postDelayed
 import androidx.core.view.updatePadding
 import androidx.fragment.app.commit
+import androidx.lifecycle.lifecycleScope
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import com.google.android.material.snackbar.Snackbar
 import kotlinx.android.synthetic.main.activity_reader.*
 import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.flow.launchIn
+import kotlinx.coroutines.flow.onEach
 import kotlinx.coroutines.launch
 import moxy.MvpDelegate
 import moxy.ktx.moxyPresenter
@@ -40,6 +44,7 @@ import org.koitharu.kotatsu.ui.reader.thumbnails.PagesThumbnailsSheet
 import org.koitharu.kotatsu.ui.reader.wetoon.WebtoonReaderFragment
 import org.koitharu.kotatsu.utils.GridTouchHelper
 import org.koitharu.kotatsu.utils.MangaShortcut
+import org.koitharu.kotatsu.utils.ScreenOrientationHelper
 import org.koitharu.kotatsu.utils.ShareHelper
 import org.koitharu.kotatsu.utils.anim.Motion
 import org.koitharu.kotatsu.utils.ext.*
@@ -56,6 +61,7 @@ class ReaderActivity : BaseFullscreenActivity(), ReaderView, ChaptersDialog.OnCh
 		private set
 
 	private lateinit var touchHelper: GridTouchHelper
+	private lateinit var orientationHelper: ScreenOrientationHelper
 	private var isTapSwitchEnabled = true
 	private var isVolumeKeysSwitchEnabled = false
 
@@ -67,6 +73,7 @@ class ReaderActivity : BaseFullscreenActivity(), ReaderView, ChaptersDialog.OnCh
 		setContentView(R.layout.activity_reader)
 		supportActionBar?.setDisplayHomeAsUpEnabled(true)
 		touchHelper = GridTouchHelper(this, this)
+		orientationHelper = ScreenOrientationHelper(this)
 		toolbar_bottom.inflateMenu(R.menu.opt_reader_bottom)
 		toolbar_bottom.setOnMenuItemClickListener(::onOptionsItemSelected)
 
@@ -89,6 +96,10 @@ class ReaderActivity : BaseFullscreenActivity(), ReaderView, ChaptersDialog.OnCh
 
 		settings.subscribe(this)
 		loadSettings()
+		orientationHelper.observeAutoOrientation()
+			.onEach {
+				toolbar_bottom.menu.findItem(R.id.action_screen_rotate).isVisible = !it
+			}.launchIn(lifecycleScope)
 
 		if (savedInstanceState?.containsKey(MvpDelegate.MOXY_DELEGATE_TAGS_KEY) != true) {
 			presenter.init(state.manga)
@@ -165,6 +176,10 @@ class ReaderActivity : BaseFullscreenActivity(), ReaderView, ChaptersDialog.OnCh
 			)
 			true
 		}
+		R.id.action_screen_rotate -> {
+			orientationHelper.toggleOrientation()
+			true
+		}
 		R.id.action_pages_thumbs -> {
 			if (reader?.hasItems == true) {
 				val pages = reader?.getPages()
@@ -325,14 +340,18 @@ class ReaderActivity : BaseFullscreenActivity(), ReaderView, ChaptersDialog.OnCh
 		presenter.setMode(state.manga, mode)
 	}
 
+	@SuppressLint("ShowToast")
 	override fun onPageSaved(uri: Uri?) {
 		if (uri != null) {
 			Snackbar.make(container, R.string.page_saved, Snackbar.LENGTH_LONG)
+				.setAnchorView(appbar_bottom)
 				.setAction(R.string.share) {
 					ShareHelper.shareImage(this, uri)
 				}.show()
 		} else {
-			Snackbar.make(container, R.string.error_occurred, Snackbar.LENGTH_SHORT).show()
+			Snackbar.make(container, R.string.error_occurred, Snackbar.LENGTH_SHORT)
+				.setAnchorView(appbar_bottom)
+				.show()
 		}
 	}
 
@@ -369,8 +388,16 @@ class ReaderActivity : BaseFullscreenActivity(), ReaderView, ChaptersDialog.OnCh
 	}
 
 	override fun onApplyWindowInsets(v: View, insets: WindowInsets): WindowInsets {
-		appbar_top.updatePadding(top = insets.systemWindowInsetTop)
-		appbar_bottom.updatePadding(bottom = insets.systemWindowInsetBottom)
+		appbar_top.updatePadding(
+			top = insets.systemWindowInsetTop,
+			right = insets.systemWindowInsetRight,
+			left = insets.systemWindowInsetLeft
+		)
+		appbar_bottom.updatePadding(
+			bottom = insets.systemWindowInsetBottom,
+			right = insets.systemWindowInsetRight,
+			left = insets.systemWindowInsetLeft
+		)
 		return insets.consumeSystemWindowInsets()
 	}
 

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

@@ -0,0 +1,106 @@
+package org.koitharu.kotatsu.ui.reader.base
+
+import android.net.Uri
+import androidx.core.net.toUri
+import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView
+import kotlinx.coroutines.*
+import org.koitharu.kotatsu.core.model.MangaPage
+import org.koitharu.kotatsu.domain.MangaProviderFactory
+import org.koitharu.kotatsu.ui.reader.PageLoader
+import org.koitharu.kotatsu.utils.ext.launchAfter
+import org.koitharu.kotatsu.utils.ext.launchInstead
+import java.io.File
+import java.io.IOException
+
+class PageHolderDelegate(
+	private val loader: PageLoader,
+	private val callback: Callback
+) : SubsamplingScaleImageView.DefaultOnImageEventListener(), CoroutineScope by loader {
+
+	private var state = State.EMPTY
+	private var job: Job? = null
+	private var file: File? = null
+
+	fun onBind(page: MangaPage) {
+		doLoad(page, force = false)
+	}
+
+	fun retry(page: MangaPage) {
+		doLoad(page, force = true)
+	}
+
+	fun onRecycle() {
+		state = State.EMPTY
+		file = null
+		job?.cancel()
+	}
+
+	override fun onReady() {
+		state = State.SHOWING
+		callback.onImageShowing()
+	}
+
+	override fun onImageLoaded() {
+		state = State.SHOWN
+		callback.onImageShown()
+	}
+
+	override fun onImageLoadError(e: Exception) {
+		val file = this.file
+		if (state == State.LOADED && e is IOException && file != null && file.exists()) {
+			job = launchAfter(job) {
+				state = State.CONVERTING
+				try {
+					loader.convertInPlace(file)
+					state = State.CONVERTED
+					callback.onImageReady(file.toUri())
+				} catch (e2: Throwable) {
+					e2.addSuppressed(e)
+					state = State.ERROR
+					callback.onError(e2)
+				}
+			}
+		} else {
+			state = State.ERROR
+			callback.onError(e)
+		}
+	}
+
+	private fun doLoad(data: MangaPage, force: Boolean) {
+		job = launchInstead(job) {
+			state = State.LOADING
+			callback.onLoadingStarted()
+			try {
+				val file = withContext(Dispatchers.IO) {
+					val pageUrl = MangaProviderFactory.create(data.source).getPageFullUrl(data)
+					loader.loadFile(pageUrl, force)
+				}
+				this@PageHolderDelegate.file = file
+				state = State.LOADED
+				callback.onImageReady(file.toUri())
+			} catch (e: CancellationException) {
+				//do nothing
+			} catch (e: Exception) {
+				state = State.ERROR
+				callback.onError(e)
+			}
+		}
+	}
+
+	private enum class State {
+		EMPTY, LOADING, LOADED, CONVERTING, CONVERTED, SHOWING, SHOWN, ERROR
+	}
+
+	interface Callback {
+
+		fun onLoadingStarted()
+
+		fun onError(e: Throwable)
+
+		fun onImageReady(uri: Uri)
+
+		fun onImageShowing()
+
+		fun onImageShown()
+	}
+}

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

@@ -1,79 +1,67 @@
 package org.koitharu.kotatsu.ui.reader.standard
 
+import android.net.Uri
+import android.view.View
 import android.view.ViewGroup
-import androidx.core.net.toUri
 import androidx.core.view.isVisible
 import com.davemorrissey.labs.subscaleview.ImageSource
-import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView
 import kotlinx.android.synthetic.main.item_page.*
-import kotlinx.coroutines.*
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.model.MangaPage
-import org.koitharu.kotatsu.domain.MangaProviderFactory
 import org.koitharu.kotatsu.ui.common.list.BaseViewHolder
 import org.koitharu.kotatsu.ui.reader.PageLoader
+import org.koitharu.kotatsu.ui.reader.base.PageHolderDelegate
 import org.koitharu.kotatsu.utils.ext.getDisplayMessage
 
-class PageHolder(parent: ViewGroup, private val loader: PageLoader) :
+class PageHolder(parent: ViewGroup, loader: PageLoader) :
 	BaseViewHolder<MangaPage, Unit>(parent, R.layout.item_page),
-	SubsamplingScaleImageView.OnImageEventListener, CoroutineScope by loader {
+	PageHolderDelegate.Callback, View.OnClickListener {
 
-	private var job: Job? = null
+	private val delegate = PageHolderDelegate(loader, this)
 
 	init {
-		ssiv.setOnImageEventListener(this)
-		button_retry.setOnClickListener {
-			doLoad(boundData ?: return@setOnClickListener, force = true)
-		}
+		ssiv.setOnImageEventListener(delegate)
+		button_retry.setOnClickListener(this)
 	}
 
 	override fun onBind(data: MangaPage, extra: Unit) {
-		doLoad(data, force = false)
+		delegate.onBind(data)
 	}
 
 	override fun onRecycled() {
-		job?.cancel()
+		delegate.onRecycle()
 		ssiv.recycle()
 	}
 
-	private fun doLoad(data: MangaPage, force: Boolean) {
-		job?.cancel()
-		job = launch {
-			layout_error.isVisible = false
-			progressBar.isVisible = true
-			ssiv.recycle()
-			try {
-				val uri = withContext(Dispatchers.IO) {
-					val pageUrl = MangaProviderFactory.create(data.source).getPageFullUrl(data)
-					loader.loadFile(pageUrl, force)
-				}.toUri()
-				ssiv.setImage(ImageSource.uri(uri))
-			} catch (e: CancellationException) {
-				//do nothing
-			} catch (e: Exception) {
-				onError(e)
-			}
-		}
+	override fun onLoadingStarted() {
+		layout_error.isVisible = false
+		progressBar.isVisible = true
+		ssiv.recycle()
 	}
 
-	override fun onReady() {
-		ssiv.maxScale = 2f * maxOf(ssiv.width / ssiv.sWidth.toFloat(), ssiv.height / ssiv.sHeight.toFloat())
+	override fun onImageReady(uri: Uri) {
+		ssiv.setImage(ImageSource.uri(uri))
+	}
+
+	override fun onImageShowing() {
+		ssiv.maxScale = 2f * maxOf(
+			ssiv.width / ssiv.sWidth.toFloat(),
+			ssiv.height / ssiv.sHeight.toFloat()
+		)
 		ssiv.resetScaleAndCenter()
 	}
 
-	override fun onImageLoadError(e: Exception) = onError(e)
-
-	override fun onImageLoaded() {
+	override fun onImageShown() {
 		progressBar.isVisible = false
 	}
 
-	override fun onTileLoadError(e: Exception?) = Unit
+	override fun onClick(v: View) {
+		when (v.id) {
+			R.id.button_retry -> delegate.retry(boundData ?: return)
+		}
+	}
 
-	override fun onPreviewReleased() = Unit
-
-	override fun onPreviewLoadError(e: Exception?) = Unit
-
-	private fun onError(e: Throwable) {
+	override fun onError(e: Throwable) {
 		textView_error.text = e.getDisplayMessage(context.resources)
 		layout_error.isVisible = true
 		progressBar.isVisible = false

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

@@ -3,7 +3,7 @@ package org.koitharu.kotatsu.ui.reader.thumbnails
 import android.view.ViewGroup
 import androidx.core.net.toUri
 import coil.Coil
-import coil.request.GetRequestBuilder
+import coil.request.ImageRequest
 import coil.size.PixelSize
 import coil.size.Size
 import kotlinx.android.synthetic.main.item_page_thumb.*
@@ -18,7 +18,7 @@ class PageThumbnailHolder(parent: ViewGroup, private val scope: CoroutineScope)
 	BaseViewHolder<MangaPage, PagesCache>(parent, R.layout.item_page_thumb) {
 
 	private var job: Job? = null
-	private	val thumbSize: Size
+	private val thumbSize: Size
 
 	init {
 		val width = itemView.context.resources.getDimensionPixelSize(R.dimen.preferred_grid_width)
@@ -38,10 +38,12 @@ class PageThumbnailHolder(parent: ViewGroup, private val scope: CoroutineScope)
 					val pageUrl = MangaProviderFactory.create(data.source).getPageFullUrl(data)
 					extra[pageUrl]?.toUri()?.toString() ?: pageUrl
 				}
-				val drawable = Coil.execute(GetRequestBuilder(context)
-					.data(url)
-					.size(thumbSize)
-					.build()).drawable
+				val drawable = Coil.execute(
+					ImageRequest.Builder(context)
+						.data(url)
+						.size(thumbSize)
+						.build()
+				).drawable
 				withContext(Dispatchers.Main) {
 					imageView_thumb.setImageDrawable(drawable)
 				}

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

@@ -1,64 +1,80 @@
 package org.koitharu.kotatsu.ui.reader.wetoon
 
+import android.net.Uri
+import android.view.View
 import android.view.ViewGroup
-import androidx.core.net.toUri
 import androidx.core.view.isVisible
 import com.davemorrissey.labs.subscaleview.ImageSource
 import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView
 import kotlinx.android.synthetic.main.item_page_webtoon.*
-import kotlinx.coroutines.*
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.model.MangaPage
-import org.koitharu.kotatsu.domain.MangaProviderFactory
 import org.koitharu.kotatsu.ui.common.list.BaseViewHolder
 import org.koitharu.kotatsu.ui.reader.PageLoader
+import org.koitharu.kotatsu.ui.reader.base.PageHolderDelegate
 import org.koitharu.kotatsu.utils.ext.getDisplayMessage
 
 
 class WebtoonHolder(parent: ViewGroup, private val loader: PageLoader) :
 	BaseViewHolder<MangaPage, Unit>(parent, R.layout.item_page_webtoon),
-	SubsamplingScaleImageView.OnImageEventListener, CoroutineScope by loader {
+	PageHolderDelegate.Callback, View.OnClickListener {
 
-	private var job: Job? = null
+	private val delegate = PageHolderDelegate(loader, this)
 	private var scrollToRestore = 0
 
 	init {
-		ssiv.setOnImageEventListener(this)
-		button_retry.setOnClickListener {
-			doLoad(boundData ?: return@setOnClickListener, force = true)
-		}
+		ssiv.setOnImageEventListener(delegate)
+		button_retry.setOnClickListener(this)
 	}
 
 	override fun onBind(data: MangaPage, extra: Unit) {
-		doLoad(data, force = false)
-	}
-
-	private fun doLoad(data: MangaPage, force: Boolean) {
-		job?.cancel()
-		scrollToRestore = 0
-		job = launch {
-			layout_error.isVisible = false
-			progressBar.isVisible = true
-			ssiv.recycle()
-			try {
-				val uri = withContext(Dispatchers.IO) {
-					val pageUrl = MangaProviderFactory.create(data.source).getPageFullUrl(data)
-					loader.loadFile(pageUrl, force)
-				}.toUri()
-				ssiv.setImage(ImageSource.uri(uri))
-			} catch (e: CancellationException) {
-				//do nothing
-			} catch (e: Exception) {
-				onError(e)
-			}
-		}
+		delegate.onBind(data)
 	}
 
 	override fun onRecycled() {
-		job?.cancel()
+		delegate.onRecycle()
 		ssiv.recycle()
 	}
 
+	override fun onLoadingStarted() {
+		layout_error.isVisible = false
+		progressBar.isVisible = true
+		ssiv.recycle()
+	}
+
+	override fun onImageReady(uri: Uri) {
+		ssiv.setImage(ImageSource.uri(uri))
+	}
+
+	override fun onImageShowing() {
+		ssiv.maxScale = 2f * ssiv.width / ssiv.sWidth.toFloat()
+		ssiv.setMinimumScaleType(SubsamplingScaleImageView.SCALE_TYPE_CUSTOM)
+		ssiv.minScale = ssiv.width / ssiv.sWidth.toFloat()
+		ssiv.scrollTo(
+			when {
+				scrollToRestore != 0 -> scrollToRestore
+				itemView.top < 0 -> ssiv.getScrollRange()
+				else -> 0
+			}
+		)
+	}
+
+	override fun onImageShown() {
+		progressBar.isVisible = false
+	}
+
+	override fun onClick(v: View) {
+		when (v.id) {
+			R.id.button_retry -> delegate.retry(boundData ?: return)
+		}
+	}
+
+	override fun onError(e: Throwable) {
+		textView_error.text = e.getDisplayMessage(context.resources)
+		layout_error.isVisible = true
+		progressBar.isVisible = false
+	}
+
 	fun getScrollY() = ssiv.getScroll()
 
 	fun restoreScroll(scroll: Int) {
@@ -68,33 +84,4 @@ class WebtoonHolder(parent: ViewGroup, private val loader: PageLoader) :
 			scrollToRestore = scroll
 		}
 	}
-
-	override fun onReady() {
-		ssiv.maxScale = 2f * ssiv.width / ssiv.sWidth.toFloat()
-		ssiv.setMinimumScaleType(SubsamplingScaleImageView.SCALE_TYPE_CUSTOM)
-		ssiv.minScale = ssiv.width / ssiv.sWidth.toFloat()
-		ssiv.scrollTo(when {
-			scrollToRestore != 0 -> scrollToRestore
-			itemView.top < 0 -> ssiv.getScrollRange()
-			else -> 0
-		})
-	}
-
-	override fun onImageLoadError(e: Exception) = onError(e)
-
-	override fun onImageLoaded() {
-		progressBar.isVisible = false
-	}
-
-	override fun onTileLoadError(e: Exception?) = Unit
-
-	override fun onPreviewReleased() = Unit
-
-	override fun onPreviewLoadError(e: Exception?) = Unit
-
-	private fun onError(e: Throwable) {
-		textView_error.text = e.getDisplayMessage(context.resources)
-		layout_error.isVisible = true
-		progressBar.isVisible = false
-	}
 }

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

@@ -67,10 +67,15 @@ class AppUpdateChecker(private val activity: ComponentActivity) : KoinComponent
 			.setTitle(R.string.app_update_available)
 			.setMessage(buildString {
 				append(activity.getString(R.string.new_version_s, version.name))
-				appendln()
-				append(activity.getString(R.string.size_s, FileSizeUtils.formatBytes(activity, version.apkSize)))
-				appendln()
-				appendln()
+				appendLine()
+				append(
+					activity.getString(
+						R.string.size_s,
+						FileSizeUtils.formatBytes(activity, version.apkSize)
+					)
+				)
+				appendLine()
+				appendLine()
 				append(version.description)
 			})
 			.setPositiveButton(R.string.download) { _, _ ->

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

@@ -3,8 +3,6 @@ package org.koitharu.kotatsu.ui.settings
 import android.content.Context
 import android.content.Intent
 import android.os.Bundle
-import android.transition.Slide
-import android.view.Gravity
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.commit
 import androidx.preference.Preference
@@ -23,9 +21,7 @@ class SettingsActivity : BaseActivity(),
 
 		if (supportFragmentManager.findFragmentById(R.id.container) == null) {
 			supportFragmentManager.commit {
-				replace(R.id.container, MainSettingsFragment().also {
-					it.exitTransition = Slide(Gravity.START)
-				})
+				replace(R.id.container, MainSettingsFragment())
 			}
 		}
 	}
@@ -49,10 +45,9 @@ class SettingsActivity : BaseActivity(),
 	}
 
 	private fun openFragment(fragment: Fragment) {
-		fragment.enterTransition = Slide(Gravity.END)
-		fragment.exitTransition = Slide(Gravity.START)
 		supportFragmentManager.commit {
 			replace(R.id.container, fragment)
+			setReorderingAllowed(true)
 			addToBackStack(null)
 		}
 	}

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

@@ -17,17 +17,13 @@ class SourceSettingsFragment : PreferenceFragmentCompat(), KoinComponent {
 		requireArguments().getParcelable<MangaSource>(EXTRA_SOURCE)!!
 	}
 
-	override fun onCreate(savedInstanceState: Bundle?) {
-		super.onCreate(savedInstanceState)
-		preferenceManager.sharedPreferencesName = source.name
-	}
-
 	override fun onResume() {
 		super.onResume()
 		activity?.title = source.title
 	}
 
 	override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
+		preferenceManager.sharedPreferencesName = source.name
 		val repo = MangaProviderFactory.create(source) as? RemoteMangaRepository ?: return
 		val keys = repo.onCreatePreferences().map(::getString)
 		addPreferencesFromResource(R.xml.pref_source)

app/src/main/java/org/koitharu/kotatsu/ui/tracker/TrackWorker.kt

@@ -10,7 +10,7 @@ import androidx.core.app.NotificationCompat
 import androidx.core.content.ContextCompat
 import androidx.work.*
 import coil.Coil
-import coil.request.GetRequestBuilder
+import coil.request.ImageRequest
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
 import org.koin.core.KoinComponent
@@ -143,7 +143,7 @@ class TrackWorker(context: Context, workerParams: WorkerParameters) :
 			setNumber(newChapters.size)
 			setLargeIcon(
 				Coil.execute(
-					GetRequestBuilder(applicationContext)
+					ImageRequest.Builder(applicationContext)
 						.data(manga.coverUrl)
 						.build()
 				).toBitmapOrNull()
@@ -222,5 +222,17 @@ class TrackWorker(context: Context, workerParams: WorkerParameters) :
 			WorkManager.getInstance(context)
 				.enqueueUniquePeriodicWork(TAG, ExistingPeriodicWorkPolicy.KEEP, request)
 		}
+
+		fun startNow(context: Context) {
+			val constraints = Constraints.Builder()
+				.setRequiredNetworkType(NetworkType.CONNECTED)
+				.build()
+			val request = OneTimeWorkRequestBuilder<TrackWorker>()
+				.setConstraints(constraints)
+				.addTag(TAG)
+				.build()
+			WorkManager.getInstance(context)
+				.enqueue(request)
+		}
 	}
 }

app/src/main/java/org/koitharu/kotatsu/ui/widget/recent/RecentListFactory.kt

@@ -5,7 +5,8 @@ import android.content.Intent
 import android.widget.RemoteViews
 import android.widget.RemoteViewsService
 import coil.Coil
-import coil.request.GetRequestBuilder
+import coil.executeBlocking
+import coil.request.ImageRequest
 import kotlinx.coroutines.runBlocking
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.model.Manga
@@ -37,11 +38,11 @@ class RecentListFactory(private val context: Context) : RemoteViewsService.Remot
 		val views = RemoteViews(context.packageName, R.layout.item_recent)
 		val item = dataSet[position]
 		try {
-			val cover = runBlocking {
-				Coil.execute(GetRequestBuilder(context)
+			val cover = Coil.imageLoader(context).executeBlocking(
+				ImageRequest.Builder(context)
 					.data(item.coverUrl)
-					.build()).requireBitmap()
-			}
+					.build()
+			).requireBitmap()
 			views.setImageViewBitmap(R.id.imageView_cover, cover)
 		} catch (e: IOException) {
 			views.setImageViewResource(R.id.imageView_cover, R.drawable.ic_placeholder)

app/src/main/java/org/koitharu/kotatsu/ui/widget/shelf/ShelfListFactory.kt

@@ -5,7 +5,8 @@ import android.content.Intent
 import android.widget.RemoteViews
 import android.widget.RemoteViewsService
 import coil.Coil
-import coil.request.GetRequestBuilder
+import coil.executeBlocking
+import coil.request.ImageRequest
 import kotlinx.coroutines.runBlocking
 import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.core.model.Manga
@@ -48,11 +49,11 @@ class ShelfListFactory(private val context: Context, widgetId: Int) : RemoteView
 		val item = dataSet[position]
 		views.setTextViewText(R.id.textView_title, item.title)
 		try {
-			val cover = runBlocking {
-				Coil.execute(GetRequestBuilder(context)
+			val cover = Coil.imageLoader(context).executeBlocking(
+				ImageRequest.Builder(context)
 					.data(item.coverUrl)
-					.build()).requireBitmap()
-			}
+					.build()
+			).requireBitmap()
 			views.setImageViewBitmap(R.id.imageView_cover, cover)
 		} catch (e: IOException) {
 			views.setImageViewResource(R.id.imageView_cover, R.drawable.ic_placeholder)

app/src/main/java/org/koitharu/kotatsu/utils/MangaShortcut.kt

@@ -10,7 +10,7 @@ import androidx.core.content.pm.ShortcutInfoCompat
 import androidx.core.content.pm.ShortcutManagerCompat
 import androidx.core.graphics.drawable.IconCompat
 import coil.Coil
-import coil.request.GetRequestBuilder
+import coil.request.ImageRequest
 import coil.size.PixelSize
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
@@ -40,7 +40,7 @@ class MangaShortcut(private val manga: Manga) {
 		}
 		builder.setRank(1)
 		if (shortcuts.isNotEmpty() && shortcuts.size >= limit) {
-			manager.removeDynamicShortcuts(listOf(shortcuts.minBy { it.rank }!!.id))
+			manager.removeDynamicShortcuts(listOf(shortcuts.minByOrNull { it.rank }!!.id))
 		}
 		manager.addDynamicShortcuts(listOf(builder.build().toShortcutInfo()))
 	}
@@ -66,9 +66,11 @@ class MangaShortcut(private val manga: Manga) {
 		val icon = safe {
 			val size = getIconSize(context)
 			withContext(Dispatchers.IO) {
-				val bmp = Coil.execute(GetRequestBuilder(context)
-					.data(manga.coverUrl)
-					.build()).requireBitmap()
+				val bmp = Coil.execute(
+					ImageRequest.Builder(context)
+						.data(manga.coverUrl)
+						.build()
+				).requireBitmap()
 				ThumbnailUtils.extractThumbnail(bmp, size.width, size.height, 0)
 			}
 		}
@@ -78,7 +80,7 @@ class MangaShortcut(private val manga: Manga) {
 			.setLongLabel(manga.title)
 			.setIcon(icon?.let {
 				IconCompat.createWithAdaptiveBitmap(it)
-			} ?: IconCompat.createWithResource(context, R.drawable.ic_launcher_foreground))
+			} ?: IconCompat.createWithResource(context, R.drawable.ic_shortcut_default))
 			.setIntent(
 				MangaDetailsActivity.newIntent(context, manga.id)
 					.setAction(MangaDetailsActivity.ACTION_MANGA_VIEW)

app/src/main/java/org/koitharu/kotatsu/utils/ScreenOrientationHelper.kt

@@ -0,0 +1,53 @@
+package org.koitharu.kotatsu.utils
+
+import android.app.Activity
+import android.content.pm.ActivityInfo
+import android.content.res.Configuration
+import android.database.ContentObserver
+import android.os.Handler
+import android.provider.Settings
+import kotlinx.coroutines.channels.awaitClose
+import kotlinx.coroutines.channels.sendBlocking
+import kotlinx.coroutines.flow.callbackFlow
+import kotlinx.coroutines.flow.distinctUntilChanged
+import kotlinx.coroutines.flow.onStart
+
+class ScreenOrientationHelper(private val activity: Activity) {
+
+	val isAutoRotationEnabled: Boolean
+		get() = Settings.System.getInt(
+			activity.contentResolver,
+			Settings.System.ACCELEROMETER_ROTATION,
+			0
+		) == 1
+
+	var isLandscape: Boolean
+		get() = activity.resources.configuration.orientation == Configuration.ORIENTATION_LANDSCAPE
+		set(value) {
+			activity.requestedOrientation = if (value) {
+				ActivityInfo.SCREEN_ORIENTATION_USER_LANDSCAPE
+			} else {
+				ActivityInfo.SCREEN_ORIENTATION_USER_PORTRAIT
+			}
+		}
+
+	fun toggleOrientation() {
+		isLandscape = !isLandscape
+	}
+
+	fun observeAutoOrientation() = callbackFlow<Boolean> {
+		val observer = object : ContentObserver(Handler(activity.mainLooper)) {
+			override fun onChange(selfChange: Boolean) {
+				sendBlocking(isAutoRotationEnabled)
+			}
+		}
+		activity.contentResolver.registerContentObserver(
+			Settings.System.CONTENT_URI, true, observer
+		)
+		awaitClose {
+			activity.contentResolver.unregisterContentObserver(observer)
+		}
+	}.onStart {
+		emit(isAutoRotationEnabled)
+	}.distinctUntilChanged()
+}

app/src/main/java/org/koitharu/kotatsu/utils/ext/CoilExt.kt

@@ -2,15 +2,15 @@ package org.koitharu.kotatsu.utils.ext
 
 import androidx.core.graphics.drawable.toBitmap
 import coil.request.ErrorResult
-import coil.request.RequestResult
+import coil.request.ImageResult
 import coil.request.SuccessResult
 
-fun RequestResult.requireBitmap() = when(this) {
+fun ImageResult.requireBitmap() = when (this) {
 	is SuccessResult -> drawable.toBitmap()
 	is ErrorResult -> throw throwable
 }
 
-fun RequestResult.toBitmapOrNull() = when(this) {
+fun ImageResult.toBitmapOrNull() = when (this) {
 	is SuccessResult -> try {
 		drawable.toBitmap()
 	} catch (_: Throwable) {

app/src/main/java/org/koitharu/kotatsu/utils/ext/CoroutineExt.kt

@@ -1,12 +1,15 @@
 package org.koitharu.kotatsu.utils.ext
 
+import kotlinx.coroutines.*
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.onEach
-import kotlinx.coroutines.suspendCancellableCoroutine
 import okhttp3.Call
 import okhttp3.Callback
 import okhttp3.Response
+import org.koitharu.kotatsu.BuildConfig
 import java.io.IOException
+import kotlin.coroutines.CoroutineContext
+import kotlin.coroutines.EmptyCoroutineContext
 import kotlin.coroutines.resume
 import kotlin.coroutines.resumeWithException
 
@@ -37,4 +40,36 @@ fun <T> Flow<T>.onFirst(action: suspend (T) -> Unit): Flow<T> {
 			isFirstCall = false
 		}
 	}
+}
+
+fun CoroutineScope.launchAfter(
+	job: Job?,
+	context: CoroutineContext = EmptyCoroutineContext,
+	start: CoroutineStart = CoroutineStart.DEFAULT,
+	block: suspend CoroutineScope.() -> Unit
+): Job = launch(context, start) {
+	try {
+		job?.join()
+	} catch (e: Throwable) {
+		if (BuildConfig.DEBUG) {
+			e.printStackTrace()
+		}
+	}
+	block()
+}
+
+fun CoroutineScope.launchInstead(
+	job: Job?,
+	context: CoroutineContext = EmptyCoroutineContext,
+	start: CoroutineStart = CoroutineStart.DEFAULT,
+	block: suspend CoroutineScope.() -> Unit
+): Job = launch(context, start) {
+	try {
+		job?.cancelAndJoin()
+	} catch (e: Throwable) {
+		if (BuildConfig.DEBUG) {
+			e.printStackTrace()
+		}
+	}
+	block()
 }

app/src/main/java/org/koitharu/kotatsu/utils/ext/NotificationExt.kt

@@ -1,12 +0,0 @@
-package org.koitharu.kotatsu.utils.ext
-
-import android.annotation.SuppressLint
-import androidx.core.app.NotificationCompat
-
-@SuppressLint("RestrictedApi")
-fun NotificationCompat.Builder.clearActions(): NotificationCompat.Builder {
-	safe {
-		mActions.clear()
-	}
-	return this
-}

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

@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<vector
-	xmlns:android="http://schemas.android.com/apk/res/android"
-	android:width="24dp"
-	android:height="24dp"
-	android:tint="?attr/colorControlNormal"
-	android:viewportWidth="24"
-	android:viewportHeight="24">
-	<path
-		android:fillColor="#000"
-		android:pathData="M13,5V11H14.17L12,13.17L9.83,11H11V5H13M15,3H9V9H5L12,16L19,9H15V3M19,18H5V20H19V18Z" />
-</vector>

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

@@ -1,20 +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:tint="#0D47A1"
-	android:viewportWidth="108"
-	android:viewportHeight="108">
-	<group
-		android:scaleX="0.40188664"
-		android:scaleY="0.40188664"
-		android:translateX="32.90095"
-		android:translateY="18.7272">
-		<group android:translateY="139.39206">
-			<path
-				android:fillColor="#0D47A1"
-				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" />
-		</group>
-	</group>
-</vector>

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

@@ -0,0 +1,11 @@
+<vector
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	android:width="24dp"
+	android:height="24dp"
+	android:tint="?android:textColorPrimary"
+	android:viewportWidth="24"
+	android:viewportHeight="24">
+	<path
+		android:fillColor="@android:color/white"
+		android:pathData="M16.48,2.52c3.27,1.55 5.61,4.72 5.97,8.48h1.5C23.44,4.84 18.29,0 12,0l-0.66,0.03 3.81,3.81 1.33,-1.32zM10.23,1.75c-0.59,-0.59 -1.54,-0.59 -2.12,0L1.75,8.11c-0.59,0.59 -0.59,1.54 0,2.12l12.02,12.02c0.59,0.59 1.54,0.59 2.12,0l6.36,-6.36c0.59,-0.59 0.59,-1.54 0,-2.12L10.23,1.75zM14.83,21.19L2.81,9.17l6.36,-6.36 12.02,12.02 -6.36,6.36zM7.52,21.48C4.25,19.94 1.91,16.76 1.55,13L0.05,13C0.56,19.16 5.71,24 12,24l0.66,-0.03 -3.81,-3.81 -1.33,1.32z" />
+</vector>

app/src/main/res/layout/activity_main.xml

@@ -1,62 +1,61 @@
 <?xml version="1.0" encoding="utf-8"?>
 <androidx.drawerlayout.widget.DrawerLayout
-    android:id="@+id/drawer"
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
-    android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    tools:context=".ui.list.MainActivity"
-    tools:openDrawer="start">
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto"
+	xmlns:tools="http://schemas.android.com/tools"
+	android:id="@+id/drawer"
+	android:layout_width="match_parent"
+	android:layout_height="match_parent"
+	tools:context=".ui.list.MainActivity"
+	tools:openDrawer="start">
 
-    <androidx.coordinatorlayout.widget.CoordinatorLayout
-        android:layout_width="match_parent"
-        android:layout_height="match_parent">
+	<androidx.coordinatorlayout.widget.CoordinatorLayout
+		android:layout_width="match_parent"
+		android:layout_height="match_parent">
 
-        <com.google.android.material.appbar.AppBarLayout
-            android:id="@+id/appbar"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:background="?colorPrimary"
-            android:theme="@style/AppToolbarTheme">
+		<com.google.android.material.appbar.AppBarLayout
+			android:id="@+id/appbar"
+			android:layout_width="match_parent"
+			android:layout_height="wrap_content"
+			android:background="?colorPrimary"
+			android:theme="@style/AppToolbarTheme">
 
-            <com.google.android.material.appbar.MaterialToolbar
-                android:id="@id/toolbar"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                app:layout_scrollFlags="scroll|enterAlways" />
+			<com.google.android.material.appbar.MaterialToolbar
+				android:id="@id/toolbar"
+				android:layout_width="match_parent"
+				android:layout_height="wrap_content"
+				app:layout_scrollFlags="scroll|enterAlways" />
 
-        </com.google.android.material.appbar.AppBarLayout>
+		</com.google.android.material.appbar.AppBarLayout>
 
-        <androidx.fragment.app.FragmentContainerView
-            android:id="@id/container"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior" />
+		<androidx.fragment.app.FragmentContainerView
+			android:id="@id/container"
+			android:layout_width="match_parent"
+			android:layout_height="match_parent"
+			app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior" />
 
-        <com.google.android.material.floatingactionbutton.FloatingActionButton
-            android:id="@+id/fab"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_margin="16dp"
-            android:src="@drawable/ic_read_fill"
-            android:visibility="gone"
-            app:fabSize="normal"
-            app:backgroundTint="?colorAccent"
-            app:layout_anchor="@id/container"
-            app:layout_anchorGravity="bottom|end"
-            app:layout_dodgeInsetEdges="bottom"
-            app:layout_behavior="com.google.android.material.behavior.HideBottomViewOnScrollBehavior"
-            tools:visibility="visible" />
+		<com.google.android.material.floatingactionbutton.FloatingActionButton
+			android:id="@+id/fab"
+			android:layout_width="wrap_content"
+			android:layout_height="wrap_content"
+			android:layout_margin="16dp"
+			android:src="@drawable/ic_read_fill"
+			android:visibility="gone"
+			app:backgroundTint="?colorAccent"
+			app:fabSize="normal"
+			app:layout_anchor="@id/container"
+			app:layout_anchorGravity="bottom|end"
+			app:layout_behavior="com.google.android.material.behavior.HideBottomViewOnScrollBehavior"
+			app:layout_dodgeInsetEdges="bottom"
+			tools:visibility="visible" />
 
-    </androidx.coordinatorlayout.widget.CoordinatorLayout>
+	</androidx.coordinatorlayout.widget.CoordinatorLayout>
 
-    <com.google.android.material.navigation.NavigationView
-        android:id="@+id/navigationView"
-        android:layout_width="260dp"
-        android:layout_height="match_parent"
-        android:layout_gravity="start"
-        app:headerLayout="@layout/view_nav_header"
-        app:menu="@menu/nav_drawer" />
+	<com.google.android.material.navigation.NavigationView
+		android:id="@+id/navigationView"
+		android:layout_width="260dp"
+		android:layout_height="match_parent"
+		android:layout_gravity="start"
+		app:menu="@menu/nav_drawer" />
 
 </androidx.drawerlayout.widget.DrawerLayout>

app/src/main/res/layout/item_manga_grid.xml

@@ -5,10 +5,9 @@
 	xmlns:tools="http://schemas.android.com/tools"
 	android:layout_width="match_parent"
 	android:layout_height="wrap_content"
-	app:cardBackgroundColor="?android:windowBackground"
 	app:cardElevation="0dp"
 	app:cardMaxElevation="0dp"
-	app:strokeColor="?android:colorControlNormal"
+	app:strokeColor="?colorOnSurface"
 	app:strokeWidth="1px">
 
 	<LinearLayout
@@ -30,7 +29,7 @@
 			android:gravity="center_vertical|start"
 			android:lines="2"
 			android:padding="6dp"
-			android:text="?android:textColorPrimary"
+			android:textColor="?android:textColorPrimary"
 			tools:text="@tools:sample/lorem" />
 
 	</LinearLayout>

app/src/main/res/layout/item_manga_list_details.xml

@@ -5,10 +5,9 @@
 	xmlns:tools="http://schemas.android.com/tools"
 	android:layout_width="match_parent"
 	android:layout_height="@dimen/manga_list_details_item_height"
-	app:cardBackgroundColor="?android:windowBackground"
 	app:cardElevation="0dp"
 	app:cardMaxElevation="0dp"
-	app:strokeColor="?android:colorControlNormal"
+	app:strokeColor="?colorOnSurface"
 	app:strokeWidth="1px">
 
 	<LinearLayout

app/src/main/res/layout/view_nav_header.xml

@@ -1,22 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<RelativeLayout
-	xmlns:android="http://schemas.android.com/apk/res/android"
-	android:layout_width="match_parent"
-	android:layout_height="92dp">
-
-	<ImageView
-		android:layout_width="wrap_content"
-		android:layout_height="wrap_content"
-		android:src="@drawable/ic_launcher_foreground"
-		android:layout_alignParentStart="true"
-		android:layout_centerVertical="true" />
-
-	<View
-		android:layout_width="match_parent"
-		android:layout_height="1dp"
-		android:background="?android:listDivider"
-		android:layout_alignParentStart="true"
-		android:layout_alignParentEnd="true"
-		android:layout_alignParentBottom="true" />
-
-</RelativeLayout>

app/src/main/res/menu/opt_feed.xml

@@ -1,2 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
-<menu />
+<menu
+	xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:app="http://schemas.android.com/apk/res-auto">
+
+	<item
+		android:id="@+id/action_update"
+		android:orderInCategory="50"
+		android:title="@string/update"
+		app:showAsAction="never" />
+
+</menu>

app/src/main/res/menu/opt_reader_bottom.xml

@@ -1,10 +1,17 @@
 <?xml version="1.0" encoding="utf-8"?>
 <menu
-	xmlns:tools="http://schemas.android.com/tools"
 	xmlns:android="http://schemas.android.com/apk/res/android"
 	xmlns:app="http://schemas.android.com/apk/res-auto"
+	xmlns:tools="http://schemas.android.com/tools"
 	tools:ignore="AlwaysShowAction">
 
+	<item
+		android:id="@+id/action_screen_rotate"
+		android:icon="@drawable/ic_screen_rotation"
+		android:title="@string/rotate_screen"
+		android:visible="false"
+		app:showAsAction="always" />
+
 	<item
 		android:id="@+id/action_bookmark_add"
 		android:icon="@drawable/ic_bookmark_add"
@@ -12,12 +19,6 @@
 		android:visible="false"
 		app:showAsAction="always" />
 
-	<item
-		android:id="@+id/action_save_page"
-		android:icon="@drawable/ic_page_image"
-		android:title="@string/save_page"
-		app:showAsAction="always" />
-
 	<item
 		android:id="@+id/action_pages_thumbs"
 		android:icon="@drawable/ic_grid"
@@ -30,10 +31,14 @@
 		android:title="@string/read_mode"
 		app:showAsAction="always" />
 
+	<item
+		android:id="@+id/action_save_page"
+		android:title="@string/save_page"
+		app:showAsAction="never" />
+
 	<item
 		android:id="@+id/action_settings"
-		android:icon="@drawable/ic_tune"
 		android:title="@string/settings"
-		app:showAsAction="always" />
+		app:showAsAction="never" />
 
 </menu>

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

@@ -1,5 +1,6 @@
 <?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
+	xmlns:android="http://schemas.android.com/apk/res/android">
+	<background android:drawable="@color/blue_primary" />
+	<foreground android:drawable="@mipmap/ic_launcher_foreground" />
 </adaptive-icon>

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

@@ -1,5 +1,5 @@
 <?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"/>
+	<background android:drawable="@color/blue_primary"/>
+	<foreground android:drawable="@mipmap/ic_launcher_foreground" />
 </adaptive-icon>

app/src/main/res/values-ru/strings.xml

@@ -59,7 +59,7 @@
 	<string name="_s_deleted_from_local_storage">\"%s\" удалено с устройства</string>
 	<string name="wait_for_loading_finish">Дождитесь окончания загрузки</string>
 	<string name="save_page">Сохранить страницу</string>
-	<string name="page_saved">Страницы сохранена</string>
+	<string name="page_saved">Страница сохранена</string>
 	<string name="share_image">Поделиться изображением</string>
 	<string name="_import">Импорт</string>
 	<string name="delete">Удалить</string>
@@ -142,4 +142,7 @@
 	<string name="waiting_for_network">Ожидание подключения…</string>
 	<string name="clear_updates_feed">Очистить ленту обновлений</string>
 	<string name="updates_feed_cleared">Лента обновлений очищена</string>
+	<string name="rotate_screen">Повернуть экран</string>
+	<string name="update">Обновить</string>
+	<string name="feed_will_update_soon">Обновление скоро начнётся</string>
 </resources>

app/src/main/res/values/colors.xml

@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-	<color name="blue_primary">#0288D1</color>
-	<color name="blue_primary_dark">#0D47A1</color>
-	<color name="red_accent">#F4511E</color>
+	<color name="blue_primary">#1976D2</color>
+	<color name="blue_primary_dark">#1565C0</color>
+	<color name="red_accent">#EF5350</color>
 	<color name="grey">#424242</color>
 	<color name="grey_dark">#212121</color>
 	<color name="dim">#99000000</color>

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

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

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

@@ -143,4 +143,7 @@
 	<string name="waiting_for_network">Waiting for network…</string>
 	<string name="clear_updates_feed">Clear updates feed</string>
 	<string name="updates_feed_cleared">Updates feed cleared</string>
+	<string name="rotate_screen">Rotate screen</string>
+	<string name="update">Update</string>
+	<string name="feed_will_update_soon">Feed update will start soon</string>
 </resources>