Merge remote-tracking branch 'upstream/master'

.gitattributes

@@ -1,2 +1,28 @@
 * text=auto
 * text eol=lf
+
+# Windows forced line-endings
+/.idea/* text eol=crlf
+
+*.png binary
+*.jpg binary
+*.jpeg binary
+*.gif binary
+*.ico binary
+*.mov binary
+*.mp4 binary
+*.mp3 binary
+*.flv binary
+*.fla binary
+*.swf binary
+*.gz binary
+*.zip binary
+*.7z binary
+*.ttf binary
+*.eot binary
+*.woff binary
+*.pyc binary
+*.pdf binary
+*.ez binary
+*.bz2 binary
+*.swp binary

.travis.yml

@@ -3,7 +3,7 @@ language: android
 android:
   components:
   - build-tools-29.0.2
-  - android-28
+  - android-29
   - extra-android-m2repository
   - extra-google-m2repository
   - extra-android-support
@@ -11,7 +11,7 @@ android:
   licenses:
   - android-sdk-license-.+
 before_install:
-- yes | sdkmanager "platforms;android-28" # workaround for accepting the license
+- yes | sdkmanager "platforms;android-29" # workaround for accepting the license
 - if [ "$TRAVIS_PULL_REQUEST" = "false" ]; then
     openssl aes-256-cbc -K $encrypted_e56be693d4fd_key -iv $encrypted_e56be693d4fd_iv -in "$PWD/.travis/secrets.tar.enc" -out secrets.tar -d;
     tar xf secrets.tar;

README.md

@@ -1,5 +1,5 @@
 # ![app icon](./.github/readme-images/app-icon.png)Tachiyomi
-Tachiyomi is a free and open source manga reader for Android.
+Tachiyomi is a free and open source manga reader for Android 5.0 and above.
 
 ![screenshots of app](./.github/readme-images/theming-screenshots.gif)
 

app/src/main/AndroidManifest.xml

@@ -28,7 +28,8 @@
         android:networkSecurityConfig="@xml/network_security_config">
         <activity
             android:name=".ui.main.MainActivity"
-            android:launchMode="singleTask">
+            android:launchMode="singleTask"
+            android:theme="@style/Theme.Splash">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />

app/src/main/java/eu/kanade/tachiyomi/App.kt

@@ -31,7 +31,7 @@ import uy.kohesive.injekt.registry.default.DefaultRegistrar
         reportType = org.acra.sender.HttpSender.Type.JSON,
         httpMethod = org.acra.sender.HttpSender.Method.PUT,
         buildConfigClass = BuildConfig::class,
-        excludeMatchingSharedPreferencesKeys = arrayOf(".*username.*", ".*password.*", ".*token.*")
+        excludeMatchingSharedPreferencesKeys = [".*username.*", ".*password.*", ".*token.*"]
 )
 open class App : Application(), LifecycleObserver {
 

app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupManager.kt

@@ -35,6 +35,7 @@ import eu.kanade.tachiyomi.util.syncChaptersWithSource
 import rx.Observable
 import timber.log.Timber
 import uy.kohesive.injekt.injectLazy
+import kotlin.math.max
 
 class BackupManager(val context: Context, version: Int = CURRENT_VERSION) {
 
@@ -204,7 +205,7 @@ class BackupManager(val context: Context, version: Int = CURRENT_VERSION) {
         if (options and BACKUP_CHAPTER_MASK == BACKUP_CHAPTER) {
             // Backup all the chapters
             val chapters = databaseHelper.getChapters(manga).executeAsBlocking()
-            if (!chapters.isEmpty()) {
+            if (chapters.isNotEmpty()) {
                 val chaptersJson = parser.toJsonTree(chapters)
                 if (chaptersJson.asJsonArray.size() > 0) {
                     entry[CHAPTERS] = chaptersJson
@@ -216,7 +217,7 @@ class BackupManager(val context: Context, version: Int = CURRENT_VERSION) {
         if (options and BACKUP_CATEGORY_MASK == BACKUP_CATEGORY) {
             // Backup categories for this manga
             val categoriesForManga = databaseHelper.getCategoriesForManga(manga).executeAsBlocking()
-            if (!categoriesForManga.isEmpty()) {
+            if (categoriesForManga.isNotEmpty()) {
                 val categoriesNames = categoriesForManga.map { it.name }
                 entry[CATEGORIES] = parser.toJsonTree(categoriesNames)
             }
@@ -225,7 +226,7 @@ class BackupManager(val context: Context, version: Int = CURRENT_VERSION) {
         // Check if user wants track information in backup
         if (options and BACKUP_TRACK_MASK == BACKUP_TRACK) {
             val tracks = databaseHelper.getTracks(manga).executeAsBlocking()
-            if (!tracks.isEmpty()) {
+            if (tracks.isNotEmpty()) {
                 entry[TRACK] = parser.toJsonTree(tracks)
             }
         }
@@ -233,7 +234,7 @@ class BackupManager(val context: Context, version: Int = CURRENT_VERSION) {
         // Check if user wants history information in backup
         if (options and BACKUP_HISTORY_MASK == BACKUP_HISTORY) {
             val historyForManga = databaseHelper.getHistoryByMangaId(manga.id!!).executeAsBlocking()
-            if (!historyForManga.isEmpty()) {
+            if (historyForManga.isNotEmpty()) {
                 val historyData = historyForManga.mapNotNull { history ->
                     val url = databaseHelper.getChapter(history.chapter_id).executeAsBlocking()?.url
                     url?.let { DHistory(url, history.last_read) }
@@ -344,7 +345,7 @@ class BackupManager(val context: Context, version: Int = CURRENT_VERSION) {
         }
 
         // Update database
-        if (!mangaCategoriesToUpdate.isEmpty()) {
+        if (mangaCategoriesToUpdate.isNotEmpty()) {
             val mangaAsList = ArrayList<Manga>()
             mangaAsList.add(manga)
             databaseHelper.deleteOldMangasCategories(mangaAsList).executeAsBlocking()
@@ -365,7 +366,7 @@ class BackupManager(val context: Context, version: Int = CURRENT_VERSION) {
             // Check if history already in database and update
             if (dbHistory != null) {
                 dbHistory.apply {
-                    last_read = Math.max(lastRead, dbHistory.last_read)
+                    last_read = max(lastRead, dbHistory.last_read)
                 }
                 historyToBeUpdated.add(dbHistory)
             } else {
@@ -408,7 +409,7 @@ class BackupManager(val context: Context, version: Int = CURRENT_VERSION) {
                         if (track.library_id != dbTrack.library_id) {
                             dbTrack.library_id = track.library_id
                         }
-                        dbTrack.last_chapter_read = Math.max(dbTrack.last_chapter_read, track.last_chapter_read)
+                        dbTrack.last_chapter_read = max(dbTrack.last_chapter_read, track.last_chapter_read)
                         isInDatabase = true
                         trackToUpdate.add(dbTrack)
                         break
@@ -422,7 +423,7 @@ class BackupManager(val context: Context, version: Int = CURRENT_VERSION) {
             }
         }
         // Update database
-        if (!trackToUpdate.isEmpty()) {
+        if (trackToUpdate.isNotEmpty()) {
             databaseHelper.insertTracks(trackToUpdate).executeAsBlocking()
         }
     }

app/src/main/java/eu/kanade/tachiyomi/data/backup/serializer/ChapterTypeAdapter.kt

@@ -43,9 +43,7 @@ object ChapterTypeAdapter {
                 beginObject()
                 while (hasNext()) {
                     if (peek() == JsonToken.NAME) {
-                        val name = nextName()
+                        when (nextName()) {
-
-                        when (name) {
                             URL -> chapter.url = nextString()
                             READ -> chapter.read = nextInt() == 1
                             BOOKMARK -> chapter.bookmark = nextInt() == 1
@@ -58,4 +56,4 @@ object ChapterTypeAdapter {
             }
         }
     }
-}
+}

app/src/main/java/eu/kanade/tachiyomi/data/backup/serializer/TrackTypeAdapter.kt

@@ -42,9 +42,7 @@ object TrackTypeAdapter {
                 beginObject()
                 while (hasNext()) {
                     if (peek() == JsonToken.NAME) {
-                        val name = nextName()
+                        when (nextName()) {
-
-                        when (name) {
                             TITLE -> track.title = nextString()
                             SYNC -> track.sync_id = nextInt()
                             MEDIA -> track.media_id = nextInt()
@@ -59,4 +57,4 @@ object TrackTypeAdapter {
             }
         }
     }
-}
+}

app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadCache.kt

@@ -266,7 +266,7 @@ class DownloadCache(
         for (element in this) {
             val (key, value) = transform(element)
             if (key != null) {
-                destination.put(key, value)
+                destination[key] = value
             }
         }
         return destination

app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadProvider.kt

@@ -3,6 +3,7 @@ package eu.kanade.tachiyomi.data.download
 import android.content.Context
 import android.net.Uri
 import com.hippo.unifile.UniFile
+import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.database.models.Chapter
 import eu.kanade.tachiyomi.data.database.models.Manga
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
@@ -46,9 +47,13 @@ class DownloadProvider(private val context: Context) {
      * @param source the source of the manga.
      */
     internal fun getMangaDir(manga: Manga, source: Source): UniFile {
-        return downloadsDir
+        try {
-                .createDirectory(getSourceDirName(source))
+            return downloadsDir
-                .createDirectory(getMangaDirName(manga))
+                    .createDirectory(getSourceDirName(source))
+                    .createDirectory(getMangaDirName(manga))
+        } catch (e: NullPointerException) {
+            throw Exception(context.getString(R.string.invalid_download_dir))
+        }
     }
 
     /**

app/src/main/java/eu/kanade/tachiyomi/data/download/Downloader.kt

@@ -108,7 +108,7 @@ class Downloader(
         pending.forEach { if (it.status != Download.QUEUE) it.status = Download.QUEUE }
 
         downloadsRelay.call(pending)
-        return !pending.isEmpty()
+        return pending.isNotEmpty()
     }
 
     /**

app/src/main/java/eu/kanade/tachiyomi/data/library/LibraryUpdateJob.kt

@@ -48,4 +48,4 @@ class LibraryUpdateJob : Job() {
             JobManager.instance().cancelAllForTag(TAG)
         }
     }
-}
+}

app/src/main/java/eu/kanade/tachiyomi/data/library/LibraryUpdateService.kt

@@ -257,7 +257,6 @@ class LibraryUpdateService(
             else
                 db.getLibraryMangas().executeAsBlocking().distinctBy { it.id }
         }
-
         if (target == Target.CHAPTERS && preferences.updateOnlyNonCompleted()) {
             listToUpdate = listToUpdate.filter { it.status != SManga.COMPLETED }
         }

app/src/main/java/eu/kanade/tachiyomi/data/track/TrackService.kt

@@ -57,8 +57,8 @@ abstract class TrackService(val id: Int) {
     }
 
     open val isLogged: Boolean
-        get() = !getUsername().isEmpty() &&
+        get() = getUsername().isNotEmpty() &&
-                !getPassword().isEmpty()
+                getPassword().isNotEmpty()
 
     fun getUsername() = preferences.trackUsername(this)!!
 

app/src/main/java/eu/kanade/tachiyomi/data/track/anilist/Anilist.kt

@@ -52,7 +52,7 @@ class Anilist(private val context: Context, id: Int) : TrackService(id) {
         }
     }
 
-    override fun getLogo() = R.drawable.al
+    override fun getLogo() = R.drawable.anilist
 
     override fun getLogoColor() = Color.rgb(18, 25, 35)
 

app/src/main/java/eu/kanade/tachiyomi/data/track/anilist/AnilistApi.kt

@@ -17,6 +17,7 @@ import okhttp3.MediaType.Companion.toMediaTypeOrNull
 import okhttp3.OkHttpClient
 import okhttp3.Request
 import okhttp3.RequestBody
+import okhttp3.RequestBody.Companion.toRequestBody
 import rx.Observable
 import java.util.Calendar
 
@@ -45,7 +46,7 @@ class AnilistApi(val client: OkHttpClient, interceptor: AnilistInterceptor) {
                 "query" to query,
                 "variables" to variables
         )
-        val body = RequestBody.create(jsonMime, payload.toString())
+        val body = payload.toString().toRequestBody(jsonMime)
         val request = Request.Builder()
                 .url(apiUrl)
                 .post(body)
@@ -84,7 +85,7 @@ class AnilistApi(val client: OkHttpClient, interceptor: AnilistInterceptor) {
                 "query" to query,
                 "variables" to variables
         )
-        val body = RequestBody.create(jsonMime, payload.toString())
+        val body = payload.toString().toRequestBody(jsonMime)
         val request = Request.Builder()
                 .url(apiUrl)
                 .post(body)
@@ -128,7 +129,7 @@ class AnilistApi(val client: OkHttpClient, interceptor: AnilistInterceptor) {
                 "query" to query,
                 "variables" to variables
         )
-        val body = RequestBody.create(jsonMime, payload.toString())
+        val body = payload.toString().toRequestBody(jsonMime)
         val request = Request.Builder()
                 .url(apiUrl)
                 .post(body)
@@ -189,7 +190,7 @@ class AnilistApi(val client: OkHttpClient, interceptor: AnilistInterceptor) {
                 "query" to query,
                 "variables" to variables
         )
-        val body = RequestBody.create(jsonMime, payload.toString())
+        val body = payload.toString().toRequestBody(jsonMime)
         val request = Request.Builder()
                 .url(apiUrl)
                 .post(body)
@@ -234,7 +235,7 @@ class AnilistApi(val client: OkHttpClient, interceptor: AnilistInterceptor) {
         val payload = jsonObject(
                 "query" to query
         )
-        val body = RequestBody.create(jsonMime, payload.toString())
+        val body = payload.toString().toRequestBody(jsonMime)
         val request = Request.Builder()
                 .url(apiUrl)
                 .post(body)

app/src/main/java/eu/kanade/tachiyomi/data/track/bangumi/BangumiInterceptor.kt

@@ -35,7 +35,7 @@ class BangumiInterceptor(val bangumi: Bangumi, val gson: Gson) : Interceptor {
       }
     }
 
-    var authRequest = if (originalRequest.method == "GET") originalRequest.newBuilder()
+    val authRequest = if (originalRequest.method == "GET") originalRequest.newBuilder()
       .header("User-Agent", "Tachiyomi")
       .url(originalRequest.url.newBuilder()
         .addQueryParameter("access_token", currAuth.access_token).build())

app/src/main/java/eu/kanade/tachiyomi/data/track/bangumi/OAuth.kt

@@ -9,7 +9,7 @@ data class OAuth(
   val user_id: Long?
 ) {
 
-  // Access token refersh before expired
+  // Access token refresh before expired
   fun isExpired() = (System.currentTimeMillis() / 1000) > (created_at + expires_in - 3600)
 
 }

app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/MyAnimeList.kt

@@ -30,7 +30,7 @@ class Myanimelist(private val context: Context, id: Int) : TrackService(id) {
     }
 
     private val interceptor by lazy { MyAnimeListInterceptor(this) }
-    private val api by lazy { MyanimelistApi(client, interceptor) }
+    private val api by lazy { MyAnimeListApi(client, interceptor) }
 
     override val name: String
         get() = "MyAnimeList"

app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/MyAnimeListApi.kt

@@ -12,7 +12,10 @@ import eu.kanade.tachiyomi.util.selectInt
 import eu.kanade.tachiyomi.util.selectText
 import okhttp3.*
 import okhttp3.MediaType.Companion.toMediaTypeOrNull
+import okhttp3.OkHttpClient
+import okhttp3.RequestBody
 import okhttp3.RequestBody.Companion.toRequestBody
+import okhttp3.Response
 import org.json.JSONObject
 import org.jsoup.Jsoup
 import org.jsoup.nodes.Document
@@ -24,7 +27,7 @@ import java.io.InputStreamReader
 import java.util.zip.GZIPInputStream
 
 
-class MyanimelistApi(private val client: OkHttpClient, interceptor: MyAnimeListInterceptor) {
+class MyAnimeListApi(private val client: OkHttpClient, interceptor: MyAnimeListInterceptor) {
 
     private val authClient = client.newBuilder().addInterceptor(interceptor).build()
 
@@ -35,8 +38,7 @@ class MyanimelistApi(private val client: OkHttpClient, interceptor: MyAnimeListI
                     .flatMap { Observable.from(it) }
                     .filter { it.title.contains(realQuery, true) }
                     .toList()
-        }
+        } else {
-        else {
             client.newCall(GET(searchUrl(query)))
                     .asObservable()
                     .flatMap { response ->
@@ -264,7 +266,7 @@ class MyanimelistApi(private val client: OkHttpClient, interceptor: MyAnimeListI
                     .put("score", track.score)
                     .put("num_read_chapters", track.last_chapter_read)
 
-            return RequestBody.create("application/json; charset=utf-8".toMediaTypeOrNull(), body.toString())
+            return body.toString().toRequestBody("application/json; charset=utf-8".toMediaTypeOrNull())
         }
 
         private fun Element.searchTitle() = select("strong").text()!!

app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/MyAnimeListInterceptor.kt

@@ -3,6 +3,7 @@ package eu.kanade.tachiyomi.data.track.myanimelist
 import okhttp3.Interceptor
 import okhttp3.Request
 import okhttp3.RequestBody
+import okhttp3.RequestBody.Companion.toRequestBody
 import okhttp3.Response
 import okio.Buffer
 import org.json.JSONObject
@@ -15,7 +16,7 @@ class MyAnimeListInterceptor(private val myanimelist: Myanimelist): Interceptor
         val request = chain.request()
         var response = chain.proceed(updateRequest(request))
 
-        if (response.code == 400){
+        if (response.code == 400) {
             myanimelist.refreshLogin()
             response = chain.proceed(updateRequest(request))
         }
@@ -45,15 +46,14 @@ class MyAnimeListInterceptor(private val myanimelist: Myanimelist): Interceptor
     private fun updateFormBody(requestBody: RequestBody): RequestBody {
         val formString = bodyToString(requestBody)
 
-        return RequestBody.create(requestBody.contentType(),
+        return "$formString${if (formString.isNotEmpty()) "&" else ""}${MyAnimeListApi.CSRF}=${myanimelist.getCSRF()}".toRequestBody(requestBody.contentType())
-                "$formString${if (formString.isNotEmpty()) "&" else ""}${MyanimelistApi.CSRF}=${myanimelist.getCSRF()}")
     }
 
     private fun updateJsonBody(requestBody: RequestBody): RequestBody {
         val jsonString = bodyToString(requestBody)
         val newBody = JSONObject(jsonString)
-                .put(MyanimelistApi.CSRF, myanimelist.getCSRF())
+                .put(MyAnimeListApi.CSRF, myanimelist.getCSRF())
 
-        return RequestBody.create(requestBody.contentType(), newBody.toString())
+        return newBody.toString().toRequestBody(requestBody.contentType())
     }
 }

app/src/main/java/eu/kanade/tachiyomi/data/track/shikimori/ShikimoriApi.kt

@@ -16,6 +16,10 @@ import eu.kanade.tachiyomi.network.POST
 import eu.kanade.tachiyomi.network.asObservableSuccess
 import okhttp3.*
 import okhttp3.MediaType.Companion.toMediaTypeOrNull
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import okhttp3.RequestBody
+import okhttp3.RequestBody.Companion.toRequestBody
 import rx.Observable
 import uy.kohesive.injekt.injectLazy
 
@@ -37,7 +41,7 @@ class ShikimoriApi(private val client: OkHttpClient, interceptor: ShikimoriInter
                         "status" to track.toShikimoriStatus()
                 )
         )
-        val body = RequestBody.create(jsonime, payload.toString())
+        val body = payload.toString().toRequestBody(jsonime)
         val request = Request.Builder()
                 .url("$apiUrl/v2/user_rates")
                 .post(body)

app/src/main/java/eu/kanade/tachiyomi/extension/util/ExtensionInstallReceiver.kt

@@ -94,7 +94,7 @@ internal class ExtensionInstallReceiver(private val listener: Listener) :
     private suspend fun getExtensionFromIntent(context: Context, intent: Intent?): LoadResult {
         val pkgName = getPackageNameFromIntent(intent) ?:
                 return LoadResult.Error("Package name not found")
-        return GlobalScope.async(Dispatchers.Default, CoroutineStart.DEFAULT, { ExtensionLoader.loadExtensionFromPkgName(context, pkgName) }).await()
+        return GlobalScope.async(Dispatchers.Default, CoroutineStart.DEFAULT) { ExtensionLoader.loadExtensionFromPkgName(context, pkgName) }.await()
     }
 
     /**

app/src/main/java/eu/kanade/tachiyomi/extension/util/ExtensionLoader.kt

@@ -173,7 +173,7 @@ internal object ExtensionLoader {
      */
     private fun getSignatureHash(pkgInfo: PackageInfo): String? {
         val signatures = pkgInfo.signatures
-        return if (signatures != null && !signatures.isEmpty()) {
+        return if (signatures != null && signatures.isNotEmpty()) {
             Hash.sha256(signatures.first().toByteArray())
         } else {
             null

app/src/main/java/eu/kanade/tachiyomi/network/AndroidCookieJar.kt

@@ -1,19 +1,14 @@
 package eu.kanade.tachiyomi.network
 
-import android.content.Context
-import android.os.Build
 import android.webkit.CookieManager
-import android.webkit.CookieSyncManager
 import okhttp3.Cookie
 import okhttp3.CookieJar
 import okhttp3.HttpUrl
 
-class AndroidCookieJar(context: Context) : CookieJar {
+class AndroidCookieJar : CookieJar {
 
     private val manager = CookieManager.getInstance()
 
-    private val syncManager by lazy { CookieSyncManager.createInstance(context) }
-
     override fun saveFromResponse(url: HttpUrl, cookies: List<Cookie>) {
         val urlString = url.toString()
 
@@ -29,7 +24,7 @@ class AndroidCookieJar(context: Context) : CookieJar {
     fun get(url: HttpUrl): List<Cookie> {
         val cookies = manager.getCookie(url.toString())
 
-        return if (cookies != null && !cookies.isEmpty()) {
+        return if (cookies != null && cookies.isNotEmpty()) {
             cookies.split(";").mapNotNull { Cookie.parse(url, it) }
         } else {
             emptyList()
@@ -43,19 +38,10 @@ class AndroidCookieJar(context: Context) : CookieJar {
         cookies.split(";")
             .map { it.substringBefore("=") }
             .onEach { manager.setCookie(urlString, "$it=;Max-Age=-1") }
-
-        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
-            syncManager.sync()
-        }
     }
 
     fun removeAll() {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+        manager.removeAllCookies {}
-            manager.removeAllCookies {}
-        } else {
-            manager.removeAllCookie()
-            syncManager.sync()
-        }
     }
 
 }

app/src/main/java/eu/kanade/tachiyomi/network/CloudflareInterceptor.kt

@@ -28,11 +28,7 @@ class CloudflareInterceptor(private val context: Context) : Interceptor {
      * Application class.
      */
     private val initWebView by lazy {
-        if (Build.VERSION.SDK_INT >= 17) {
+        WebSettings.getDefaultUserAgent(context)
-            WebSettings.getDefaultUserAgent(context)
-        } else {
-            null
-        }
     }
 
     @Synchronized

app/src/main/java/eu/kanade/tachiyomi/network/NetworkHelper.kt

@@ -1,17 +1,9 @@
 package eu.kanade.tachiyomi.network
 
 import android.content.Context
-import android.os.Build
+import okhttp3.Cache
-import okhttp3.*
+import okhttp3.OkHttpClient
 import java.io.File
-import java.io.IOException
-import java.net.InetAddress
-import java.net.Socket
-import java.net.UnknownHostException
-import java.security.KeyManagementException
-import java.security.KeyStore
-import java.security.NoSuchAlgorithmException
-import javax.net.ssl.*
 
 class NetworkHelper(context: Context) {
 
@@ -19,99 +11,15 @@ class NetworkHelper(context: Context) {
 
     private val cacheSize = 5L * 1024 * 1024 // 5 MiB
 
-    val cookieManager = AndroidCookieJar(context)
+    val cookieManager = AndroidCookieJar()
 
     val client = OkHttpClient.Builder()
             .cookieJar(cookieManager)
             .cache(Cache(cacheDir, cacheSize))
-            .enableTLS12()
             .build()
 
     val cloudflareClient = client.newBuilder()
             .addInterceptor(CloudflareInterceptor(context))
             .build()
 
-    private fun OkHttpClient.Builder.enableTLS12(): OkHttpClient.Builder {
-        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.KITKAT) {
-            return this
-        }
-
-        val trustManagerFactory = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm())
-        trustManagerFactory.init(null as KeyStore?)
-        val trustManagers = trustManagerFactory.trustManagers
-        if (trustManagers.size == 1 && trustManagers[0] is X509TrustManager) {
-            class TLSSocketFactory @Throws(KeyManagementException::class, NoSuchAlgorithmException::class)
-            constructor() : SSLSocketFactory() {
-
-                private val internalSSLSocketFactory: SSLSocketFactory
-
-                init {
-                    val context = SSLContext.getInstance("TLS")
-                    context.init(null, null, null)
-                    internalSSLSocketFactory = context.socketFactory
-                }
-
-                override fun getDefaultCipherSuites(): Array<String> {
-                    return internalSSLSocketFactory.defaultCipherSuites
-                }
-
-                override fun getSupportedCipherSuites(): Array<String> {
-                    return internalSSLSocketFactory.supportedCipherSuites
-                }
-
-                @Throws(IOException::class)
-                override fun createSocket(): Socket? {
-                    return enableTLSOnSocket(internalSSLSocketFactory.createSocket())
-                }
-
-                @Throws(IOException::class)
-                override fun createSocket(s: Socket, host: String, port: Int, autoClose: Boolean): Socket? {
-                    return enableTLSOnSocket(internalSSLSocketFactory.createSocket(s, host, port, autoClose))
-                }
-
-                @Throws(IOException::class, UnknownHostException::class)
-                override fun createSocket(host: String, port: Int): Socket? {
-                    return enableTLSOnSocket(internalSSLSocketFactory.createSocket(host, port))
-                }
-
-                @Throws(IOException::class, UnknownHostException::class)
-                override fun createSocket(host: String, port: Int, localHost: InetAddress, localPort: Int): Socket? {
-                    return enableTLSOnSocket(internalSSLSocketFactory.createSocket(host, port, localHost, localPort))
-                }
-
-                @Throws(IOException::class)
-                override fun createSocket(host: InetAddress, port: Int): Socket? {
-                    return enableTLSOnSocket(internalSSLSocketFactory.createSocket(host, port))
-                }
-
-                @Throws(IOException::class)
-                override fun createSocket(address: InetAddress, port: Int, localAddress: InetAddress, localPort: Int): Socket? {
-                    return enableTLSOnSocket(internalSSLSocketFactory.createSocket(address, port, localAddress, localPort))
-                }
-
-                private fun enableTLSOnSocket(socket: Socket?): Socket? {
-                    if (socket != null && socket is SSLSocket) {
-                        socket.enabledProtocols = socket.supportedProtocols
-                    }
-                    return socket
-                }
-            }
-
-            sslSocketFactory(TLSSocketFactory(), trustManagers[0] as X509TrustManager)
-        }
-
-        val specCompat = ConnectionSpec.Builder(ConnectionSpec.MODERN_TLS)
-            .tlsVersions(TlsVersion.TLS_1_2, TlsVersion.TLS_1_1, TlsVersion.TLS_1_0)
-            .cipherSuites(
-                    *ConnectionSpec.MODERN_TLS.cipherSuites.orEmpty().toTypedArray(),
-                    CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
-                    CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA
-            )
-            .build()
-
-        val specs = listOf(specCompat, ConnectionSpec.CLEARTEXT)
-        connectionSpecs(specs)
-
-        return this
-    }
 }

app/src/main/java/eu/kanade/tachiyomi/source/model/Page.kt

@@ -37,7 +37,6 @@ open class Page(
     }
 
     companion object {
-
         const val QUEUE = 0
         const val LOAD_PAGE = 1
         const val DOWNLOAD_IMAGE = 2

app/src/main/java/eu/kanade/tachiyomi/ui/base/controller/DialogController.kt

@@ -38,7 +38,7 @@ abstract class DialogController : RestoreViewOnCreateController {
 
     override fun onCreateView(inflater: LayoutInflater, container: ViewGroup, savedViewState: Bundle?): View {
         dialog = onCreateDialog(savedViewState)
-        //dialog!!.ownerActivity = activity
+        dialog!!.setOwnerActivity(activity!!)
         dialog!!.setOnDismissListener { dismissDialog() }
         if (savedViewState != null) {
             val dialogState = savedViewState.getBundle(SAVED_DIALOG_STATE_TAG)

app/src/main/java/eu/kanade/tachiyomi/ui/base/holder/SlicedHolder.kt

@@ -1,6 +1,5 @@
 package eu.kanade.tachiyomi.ui.base.holder
 
-import android.os.Build
 import android.view.View
 import android.view.ViewGroup
 import eu.davidea.flexibleadapter.FlexibleAdapter
@@ -51,10 +50,6 @@ interface SlicedHolder {
         slice.showRightTopRect(topRect)
         slice.showLeftBottomRect(bottomRect)
         slice.showRightBottomRect(bottomRect)
-        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
-            slice.showTopEdgeShadow(topShadow)
-            slice.showBottomEdgeShadow(bottomShadow)
-        }
         setMargins(margin, if (topShadow) margin else 0, margin, if (bottomShadow) margin else 0)
     }
 
@@ -68,4 +63,4 @@ interface SlicedHolder {
     val margin
         get() = 8.dpToPx
 
-}
+}

app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/SourceDividerItemDecoration.kt

@@ -27,8 +27,8 @@ class SourceDividerItemDecoration(context: Context) : androidx.recyclerview.widg
                 val params = child.layoutParams as androidx.recyclerview.widget.RecyclerView.LayoutParams
                 val top = child.bottom + params.bottomMargin
                 val bottom = top + divider.intrinsicHeight
-                val left = parent.paddingLeft + holder.margin
+                val left = parent.paddingStart + holder.margin
-                val right = parent.width - parent.paddingRight - holder.margin
+                val right = parent.width - parent.paddingEnd - holder.margin
 
                 divider.setBounds(left, top, right, bottom)
                 divider.draw(c)

app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/browse/BrowseCataloguePresenter.kt

@@ -367,7 +367,7 @@ open class BrowseCataloguePresenter(
      * @param selectedCategories selected categories
      */
     fun updateMangaCategories(manga: Manga, selectedCategories: List<Category>) {
-        if (!selectedCategories.isEmpty()) {
+        if (selectedCategories.isNotEmpty()) {
             if (!manga.favorite)
                 changeMangaFavorite(manga)
 

app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/browse/Pager.kt

@@ -24,8 +24,8 @@ abstract class Pager(var currentPage: Int = 1) {
     fun onPageReceived(mangasPage: MangasPage) {
         val page = currentPage
         currentPage++
-        hasNextPage = mangasPage.hasNextPage && !mangasPage.mangas.isEmpty()
+        hasNextPage = mangasPage.hasNextPage && mangasPage.mangas.isNotEmpty()
         results.call(Pair(page, mangasPage.mangas))
     }
 
-}
+}

app/src/main/java/eu/kanade/tachiyomi/ui/catalogue/global_search/CatalogueSearchPresenter.kt

@@ -205,7 +205,6 @@ open class CatalogueSearchPresenter(
                             .map { Pair(source as CatalogueSource, it) }
 
                 }
-
                 .onBackpressureBuffer()
                 .observeOn(AndroidSchedulers.mainThread())
                 .subscribe({ (source, manga) ->

app/src/main/java/eu/kanade/tachiyomi/ui/category/CategoryController.kt

@@ -235,11 +235,11 @@ class CategoryController : NucleusController<CategoryPresenter>(),
      */
     override fun onItemClick(view: View?, position: Int): Boolean {
         // Check if action mode is initialized and selected item exist.
-        if (actionMode != null && position != androidx.recyclerview.widget.RecyclerView.NO_POSITION) {
+        return if (actionMode != null && position != RecyclerView.NO_POSITION) {
             toggleSelection(position)
-            return true
+            true
         } else {
-            return false
+            false
         }
     }
 

app/src/main/java/eu/kanade/tachiyomi/ui/category/CategoryCreateDialog.kt

@@ -33,9 +33,9 @@ class CategoryCreateDialog<T>(bundle: Bundle? = null) : DialogController(bundle)
                 .title(R.string.action_add_category)
                 .negativeText(android.R.string.cancel)
                 .alwaysCallInputCallback()
-                .input(resources?.getString(R.string.name), currentName, false, { _, input ->
+                .input(resources?.getString(R.string.name), currentName, false) { _, input ->
                     currentName = input.toString()
-                })
+                }
                 .onPositive { _, _ -> (targetController as? Listener)?.createCategory(currentName) }
                 .build()
     }
@@ -44,4 +44,4 @@ class CategoryCreateDialog<T>(bundle: Bundle? = null) : DialogController(bundle)
         fun createCategory(name: String)
     }
 
-}
+}

app/src/main/java/eu/kanade/tachiyomi/ui/category/CategoryRenameDialog.kt

@@ -38,9 +38,9 @@ class CategoryRenameDialog<T>(bundle: Bundle? = null) : DialogController(bundle)
                 .title(R.string.action_rename_category)
                 .negativeText(android.R.string.cancel)
                 .alwaysCallInputCallback()
-                .input(resources!!.getString(R.string.name), currentName, false, { _, input ->
+                .input(resources!!.getString(R.string.name), currentName, false) { _, input ->
                     currentName = input.toString()
-                })
+                }
                 .onPositive { _, _ -> onPositive() }
                 .build()
     }
@@ -83,4 +83,4 @@ class CategoryRenameDialog<T>(bundle: Bundle? = null) : DialogController(bundle)
         const val CATEGORY_KEY = "CategoryRenameDialog.category"
     }
 
-}
+}

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadPresenter.kt

@@ -69,4 +69,4 @@ class DownloadPresenter : BasePresenter<DownloadController>() {
         downloadManager.deletePendingDownloads(download)
     }
 
-}
+}

app/src/main/java/eu/kanade/tachiyomi/ui/extension/ExtensionController.kt

@@ -138,7 +138,7 @@ open class ExtensionController : NucleusController<ExtensionPresenter>(),
         val searchView = searchItem.actionView as SearchView
         searchView.maxWidth = Int.MAX_VALUE
 
-        if (!query.isEmpty()) {
+        if (query.isNotEmpty()) {
             searchItem.expandActionView()
             searchView.setQuery(query, true)
             searchView.clearFocus()

app/src/main/java/eu/kanade/tachiyomi/ui/extension/ExtensionDividerItemDecoration.kt

@@ -27,8 +27,8 @@ class ExtensionDividerItemDecoration(context: Context) : androidx.recyclerview.w
                 val params = child.layoutParams as androidx.recyclerview.widget.RecyclerView.LayoutParams
                 val top = child.bottom + params.bottomMargin
                 val bottom = top + divider.intrinsicHeight
-                val left = parent.paddingLeft + holder.margin
+                val left = parent.paddingStart + holder.margin
-                val right = parent.width - parent.paddingRight - holder.margin
+                val right = parent.width - parent.paddingEnd - holder.margin
 
                 divider.setBounds(left, top, right, bottom)
                 divider.draw(c)

app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryController.kt

@@ -218,8 +218,7 @@ class LibraryController(
     override fun createSecondaryDrawer(drawer: androidx.drawerlayout.widget.DrawerLayout): ViewGroup {
         val view = drawer.inflate(R.layout.library_drawer) as LibraryNavigationView
         navView = view
-        drawer.setDrawerLockMode(androidx.drawerlayout.widget.DrawerLayout.LOCK_MODE_UNLOCKED,
+        drawer.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED, GravityCompat.END)
-            GravityCompat.END)
 
         navView?.onGroupClicked = { group ->
             when (group) {

app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryNavigationView.kt

@@ -231,9 +231,9 @@ class LibraryNavigationView @JvmOverloads constructor(context: Context, attrs: A
             item.group.items.forEach { (it as Item.Radio).checked = false }
             item.checked = true
 
-            preferences.libraryAsList().set(if (item == list) true else false)
+            preferences.libraryAsList().set(item == list)
 
             item.group.items.forEach { adapter.notifyItemChanged(it) }
         }
     }
-}
+}

app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryPresenter.kt

@@ -97,12 +97,15 @@ class LibraryPresenter(
     fun subscribeLibrary() {
         if (librarySubscription.isNullOrUnsubscribed()) {
             librarySubscription = getLibraryObservable()
-                    .combineLatest(downloadTriggerRelay.observeOn(Schedulers.io()),
+                    .combineLatest(downloadTriggerRelay.observeOn(Schedulers.io())) {
-                            { lib, _ -> lib.apply { setDownloadCount(mangaMap) } })
+                        lib, _ -> lib.apply { setDownloadCount(mangaMap) }
-                    .combineLatest(filterTriggerRelay.observeOn(Schedulers.io()),
+                    }
-                            { lib, _ -> lib.copy(mangaMap = applyFilters(lib.mangaMap)) })
+                    .combineLatest(filterTriggerRelay.observeOn(Schedulers.io())) {
-                    .combineLatest(sortTriggerRelay.observeOn(Schedulers.io()),
+                        lib, _ -> lib.copy(mangaMap = applyFilters(lib.mangaMap))
-                            { lib, _ -> lib.copy(mangaMap = applySort(lib.mangaMap)) })
+                    }
+                    .combineLatest(sortTriggerRelay.observeOn(Schedulers.io())) {
+                        lib, _ -> lib.copy(mangaMap = applySort(lib.mangaMap))
+                    }
                     .observeOn(AndroidSchedulers.mainThread())
                     .subscribeLatestCache({ view, (categories, mangaMap) ->
                         view.onNextLibraryUpdate(categories, mangaMap)

app/src/main/java/eu/kanade/tachiyomi/ui/main/ChangelogDialogController.kt

@@ -12,7 +12,7 @@ import it.gmariotti.changelibs.library.view.ChangeLogRecyclerView
 
 class ChangelogDialogController : DialogController() {
 
-    override fun onCreateDialog(savedState: Bundle?): Dialog {
+    override fun onCreateDialog(savedViewState: Bundle?): Dialog {
         val activity = activity!!
         val view = WhatsNewRecyclerView(activity)
         return MaterialDialog.Builder(activity)
@@ -29,4 +29,4 @@ class ChangelogDialogController : DialogController() {
             mChangeLogFileResourceId = if (BuildConfig.DEBUG) R.raw.changelog_debug else R.raw.changelog_release
         }
     }
-}
+}

app/src/main/java/eu/kanade/tachiyomi/ui/main/MainActivity.kt

@@ -315,7 +315,7 @@ class MainActivity : BaseActivity() {
 
                 //Get the search query provided in extras, and if not null, perform a global search with it.
                 val query = intent.getStringExtra(SearchManager.QUERY)
-                if (query != null && !query.isEmpty()) {
+                if (query != null && query.isNotEmpty()) {
                     if (router.backstackSize > 1) {
                         router.popToRoot()
                     }
@@ -325,7 +325,7 @@ class MainActivity : BaseActivity() {
             INTENT_SEARCH -> {
                 val query = intent.getStringExtra(INTENT_SEARCH_QUERY)
                 val filter = intent.getStringExtra(INTENT_SEARCH_FILTER)
-                if (query != null && !query.isEmpty()) {
+                if (query != null && query.isNotEmpty()) {
                     if (router.backstackSize > 1) {
                         router.popToRoot()
                     }

app/src/main/java/eu/kanade/tachiyomi/ui/manga/chapter/ChaptersPresenter.kt

@@ -109,8 +109,9 @@ class ChaptersPresenter(
                 .observeOn(AndroidSchedulers.mainThread())
                 .filter { download -> download.manga.id == manga.id }
                 .doOnNext { onDownloadStatusChange(it) }
-                .subscribeLatestCache(ChaptersController::onChapterStatusChange,
+                .subscribeLatestCache(ChaptersController::onChapterStatusChange) {
-                        { _, error -> Timber.e(error) })
+                    _, error -> Timber.e(error)
+                }
     }
 
     /**

app/src/main/java/eu/kanade/tachiyomi/ui/manga/chapter/DeletingChaptersDialog.kt

@@ -13,7 +13,7 @@ class DeletingChaptersDialog(bundle: Bundle? = null) : DialogController(bundle)
         const val TAG = "deleting_dialog"
     }
 
-    override fun onCreateDialog(savedState: Bundle?): Dialog {
+    override fun onCreateDialog(savedViewState: Bundle?): Dialog {
         return MaterialDialog.Builder(activity!!)
                 .progress(true, 0)
                 .content(R.string.deleting)
@@ -24,4 +24,4 @@ class DeletingChaptersDialog(bundle: Bundle? = null) : DialogController(bundle)
         showDialog(router, TAG)
     }
 
-}
+}

app/src/main/java/eu/kanade/tachiyomi/ui/manga/chapter/DownloadChaptersDialog.kt

@@ -27,6 +27,7 @@ class DownloadChaptersDialog<T>(bundle: Bundle? = null) : DialogController(bundl
         ).map { activity.getString(it) }
 
         return MaterialDialog.Builder(activity)
+                .title(R.string.manga_download)
                 .negativeText(android.R.string.cancel)
                 .items(choices)
                 .itemsCallback { _, _, position, _ ->
@@ -39,4 +40,4 @@ class DownloadChaptersDialog<T>(bundle: Bundle? = null) : DialogController(bundl
         fun downloadChapters(choice: Int)
     }
 
-}
+}

app/src/main/java/eu/kanade/tachiyomi/ui/manga/info/MangaInfoController.kt

@@ -21,7 +21,9 @@ import androidx.core.content.pm.ShortcutInfoCompat
 import androidx.core.content.pm.ShortcutManagerCompat
 import androidx.core.graphics.drawable.IconCompat
 import com.afollestad.materialdialogs.MaterialDialog
+import com.bumptech.glide.load.DataSource
 import com.bumptech.glide.load.engine.DiskCacheStrategy
+import com.bumptech.glide.load.engine.GlideException
 import com.bumptech.glide.load.resource.bitmap.RoundedCorners
 import com.bumptech.glide.request.target.CustomTarget
 import com.bumptech.glide.request.transition.Transition
@@ -240,11 +242,7 @@ class MangaInfoController : NucleusController<MangaInfoPresenter>(),
         }
 
         // If manga source is known update source TextView.
-        manga_source.text = if (source == null) {
+        manga_source.text = source?.toString() ?: view.context.getString(R.string.unknown)
-            view.context.getString(R.string.unknown)
-        } else {
-            source.toString()
-        }
 
         // Update genres list
         if (manga.genre.isNullOrBlank().not()) {
@@ -580,17 +578,18 @@ class MangaInfoController : NucleusController<MangaInfoPresenter>(),
                         3 -> centerCrop().transform(MaskTransformation(R.drawable.mask_star))
                     }
                 }
-                .into(object : CustomTarget<Bitmap>(96, 96) {
+                .listener(object : RequestListener<Bitmap> {
-                    override fun onResourceReady(resource: Bitmap, transition: Transition<in Bitmap>?) {
+                    override fun onResourceReady(resource: Bitmap, model: Any, target: Target<Bitmap>, dataSource: DataSource, isFirstResource: Boolean): Boolean {
                         createShortcut(resource)
+                        return true
                     }
 
-                    override fun onLoadCleared(placeholder: Drawable?) { }
+                    override fun onLoadFailed(e: GlideException?, model: Any?, target: Target<Bitmap>?, isFirstResource: Boolean): Boolean {
-
-                    override fun onLoadFailed(errorDrawable: Drawable?) {
                         activity?.toast(R.string.icon_creation_fail)
+                        return true
                     }
                 })
+                .submit()
     }
 
     /**

app/src/main/java/eu/kanade/tachiyomi/ui/manga/track/SetTrackStatusDialog.kt

@@ -32,7 +32,7 @@ class SetTrackStatusDialog<T> : DialogController
 
     override fun onCreateDialog(savedViewState: Bundle?): Dialog {
         val item = item
-        val statusList = item.service.getStatusList().orEmpty()
+        val statusList = item.service.getStatusList()
         val statusString = statusList.mapNotNull { item.service.getStatus(it) }
         val selectedIndex = statusList.indexOf(item.track?.status)
 
@@ -40,10 +40,10 @@ class SetTrackStatusDialog<T> : DialogController
                 .title(R.string.status)
                 .negativeText(android.R.string.cancel)
                 .items(statusString)
-                .itemsCallbackSingleChoice(selectedIndex, { _, _, i, _ ->
+                .itemsCallbackSingleChoice(selectedIndex) { _, _, i, _ ->
                     (targetController as? Listener)?.setStatus(item, i)
                     true
-                })
+                }
                 .build()
     }
 
@@ -55,4 +55,4 @@ class SetTrackStatusDialog<T> : DialogController
         const val KEY_ITEM_TRACK = "SetTrackStatusDialog.item.track"
     }
 
-}
+}

app/src/main/java/eu/kanade/tachiyomi/ui/manga/track/TrackHolder.kt

@@ -25,7 +25,7 @@ class TrackHolder(view: View, adapter: TrackAdapter) : BaseViewHolder(view) {
         logo_container.setBackgroundColor(item.service.getLogoColor())
         if (track != null) {
             track_title.setTextAppearance(itemView.context, R.style.TextAppearance_Regular_Body1_Secondary)
-            track_title.setAllCaps(false)
+            track_title.isAllCaps = false
             track_title.text = track.title
             track_chapters.text = "${track.last_chapter_read}/" +
                     if (track.total_chapters > 0) track.total_chapters else "-"

app/src/main/java/eu/kanade/tachiyomi/ui/manga/track/TrackSearchAdapter.kt

@@ -76,4 +76,4 @@ class TrackSearchAdapter(context: Context)
             }
         }
     }
-}
+}

app/src/main/java/eu/kanade/tachiyomi/ui/manga/track/TrackSearchDialog.kt

@@ -50,7 +50,7 @@ class TrackSearchDialog : DialogController {
         service = Injekt.get<TrackManager>().getService(bundle.getInt(KEY_SERVICE))!!
     }
 
-    override fun onCreateDialog(savedState: Bundle?): Dialog {
+    override fun onCreateDialog(savedViewState: Bundle?): Dialog {
         val dialog = MaterialDialog.Builder(activity!!)
                 .customView(R.layout.track_search_dialog, false)
                 .positiveText(android.R.string.ok)
@@ -63,7 +63,7 @@ class TrackSearchDialog : DialogController {
         }
 
         dialogView = dialog.view
-        onViewCreated(dialog.view, savedState)
+        onViewCreated(dialog.view, savedViewState)
 
         return dialog
     }

app/src/main/java/eu/kanade/tachiyomi/ui/migration/MigrationPresenter.kt

@@ -42,8 +42,8 @@ class MigrationPresenter(
                 .observeOn(AndroidSchedulers.mainThread())
                 .doOnNext { state = state.copy(sourcesWithManga = findSourcesWithManga(it)) }
                 .combineLatest(stateRelay.map { it.selectedSource }
-                        .distinctUntilChanged(),
+                        .distinctUntilChanged()
-                        { library, source -> library to source })
+                ) { library, source -> library to source }
                 .filter { (_, source) -> source != null }
                 .observeOn(Schedulers.io())
                 .map { (library, source) -> libraryToMigrationItem(library, source!!.id) }

app/src/main/java/eu/kanade/tachiyomi/ui/migration/SearchController.kt

@@ -147,7 +147,8 @@ class SearchController(
                         preferences.migrateFlags().set(newValue)
 
                         true
-                    }.positiveText(R.string.migrate)
+                    }
+                    .positiveText(R.string.migrate)
                     .negativeText(R.string.copy)
                     .neutralText(android.R.string.cancel)
                     .onPositive { _, _ ->
@@ -197,4 +198,4 @@ class SearchController(
     }
 
 
-}
+}

app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt

@@ -9,7 +9,6 @@ import android.content.pm.ActivityInfo
 import android.content.res.Configuration
 import android.graphics.Bitmap
 import android.graphics.Color
-import android.os.Build
 import android.os.Bundle
 import android.view.KeyEvent
 import android.view.Menu
@@ -68,6 +67,7 @@ import uy.kohesive.injekt.injectLazy
 import java.io.File
 import java.util.Date
 import java.util.concurrent.TimeUnit
+import kotlin.math.abs
 
 /**
  * Activity containing the reader of Tachiyomi. This activity is mostly a container of the
@@ -803,18 +803,22 @@ class ReaderActivity : BaseRxActivity<ReaderPresenter>(),
          */
         private fun setCustomBrightnessValue(value: Int) {
             // Calculate and set reader brightness.
-            val readerBrightness = if (value > 0) {
+            val readerBrightness = when {
-                value / 100f
+                value > 0 -> {
-            } else if (value < 0) {
+                    value / 100f
-                0.01f
+                }
-            } else WindowManager.LayoutParams.BRIGHTNESS_OVERRIDE_NONE
+                value < 0 -> {
+                    0.01f
+                }
+                else -> WindowManager.LayoutParams.BRIGHTNESS_OVERRIDE_NONE
+            }
 
             window.attributes = window.attributes.apply { screenBrightness = readerBrightness }
 
             // Set black overlay visibility.
             if (value < 0) {
                 brightness_overlay.visibility = View.VISIBLE
-                val alpha = (Math.abs(value) * 2.56).toInt()
+                val alpha = (abs(value) * 2.56).toInt()
                 brightness_overlay.setBackgroundColor(Color.argb(alpha, 0, 0, 0))
             } else {
                 brightness_overlay.visibility = View.GONE

app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderColorFilterSheet.kt

@@ -1,12 +1,12 @@
 package eu.kanade.tachiyomi.ui.reader
 
 import android.graphics.Color
-import androidx.annotation.ColorInt
-import com.google.android.material.bottomsheet.BottomSheetBehavior
-import com.google.android.material.bottomsheet.BottomSheetDialog
 import android.view.View
 import android.view.ViewGroup
 import android.widget.SeekBar
+import androidx.annotation.ColorInt
+import com.google.android.material.bottomsheet.BottomSheetBehavior
+import com.google.android.material.bottomsheet.BottomSheetDialog
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import eu.kanade.tachiyomi.data.preference.getOrDefault
@@ -14,12 +14,14 @@ import eu.kanade.tachiyomi.util.plusAssign
 import eu.kanade.tachiyomi.widget.IgnoreFirstSpinnerListener
 import eu.kanade.tachiyomi.widget.SimpleSeekBarListener
 import kotlinx.android.synthetic.main.reader_color_filter.*
-import kotlinx.android.synthetic.main.reader_color_filter_sheet.*
+import kotlinx.android.synthetic.main.reader_color_filter_sheet.brightness_overlay
+import kotlinx.android.synthetic.main.reader_color_filter_sheet.color_overlay
 import rx.Subscription
 import rx.android.schedulers.AndroidSchedulers
 import rx.subscriptions.CompositeSubscription
 import uy.kohesive.injekt.injectLazy
 import java.util.concurrent.TimeUnit
+import kotlin.math.abs
 
 /**
  * Color filter sheet to toggle custom filter and brightness overlay.
@@ -221,7 +223,7 @@ class ReaderColorFilterSheet(activity: ReaderActivity) : BottomSheetDialog(activ
         // Set black overlay visibility.
         if (value < 0) {
             brightness_overlay.visibility = View.VISIBLE
-            val alpha = (Math.abs(value) * 2.56).toInt()
+            val alpha = (abs(value) * 2.56).toInt()
             brightness_overlay.setBackgroundColor(Color.argb(alpha, 0, 0, 0))
         } else {
             brightness_overlay.visibility = View.GONE

app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderColorFilterView.kt

@@ -13,7 +13,7 @@ class ReaderColorFilterView(
     private val colorFilterPaint: Paint = Paint()
 
     fun setFilterColor(color: Int, filterMode: Int) {
-        colorFilterPaint.setColor(color)
+        colorFilterPaint.color = color
         colorFilterPaint.xfermode = PorterDuffXfermode(when (filterMode) {
             1 -> PorterDuff.Mode.MULTIPLY
             2 -> PorterDuff.Mode.SCREEN

app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderPresenter.kt

@@ -90,7 +90,7 @@ class ReaderPresenter(
 
         val chaptersForReader =
                 if (preferences.skipRead()) {
-                    var list = dbChapters.filter { it -> !it.read }.toMutableList()
+                    val list = dbChapters.filter { !it.read }.toMutableList()
                     val find = list.find { it.id == chapterId }
                     if (find == null) {
                         list.add(selectedChapter)

app/src/main/java/eu/kanade/tachiyomi/ui/reader/SaveImageNotifier.kt

@@ -60,7 +60,7 @@ class SaveImageNotifier(private val context: Context) {
             setAutoCancel(true)
             color = ContextCompat.getColor(context, R.color.colorAccentLight)
             // Clear old actions if they exist
-            if (!mActions.isEmpty())
+            if (mActions.isNotEmpty())
                 mActions.clear()
 
             setContentIntent(NotificationHandler.openImagePendingActivity(context, file))
@@ -72,8 +72,8 @@ class SaveImageNotifier(private val context: Context) {
             addAction(R.drawable.ic_delete_grey_24dp,
                     context.getString(R.string.action_delete),
                     NotificationReceiver.deleteImagePendingBroadcast(context, file.absolutePath, notificationId))
-            updateNotification()
 
+            updateNotification()
         }
     }
 
@@ -89,7 +89,6 @@ class SaveImageNotifier(private val context: Context) {
         context.notificationManager.notify(notificationId, notificationBuilder.build())
     }
 
-
     /**
      * Called on error while downloading image.
      * @param error string containing error information.

app/src/main/java/eu/kanade/tachiyomi/ui/reader/loader/DownloadPageLoader.kt

@@ -33,9 +33,9 @@ class DownloadPageLoader(
         return downloadManager.buildPageList(source, manga, chapter.chapter)
             .map { pages ->
                 pages.map { page ->
-                    ReaderPage(page.index, page.url, page.imageUrl, {
+                    ReaderPage(page.index, page.url, page.imageUrl) {
                         context.contentResolver.openInputStream(page.uri ?: Uri.EMPTY)!!
-                    }).apply {
+                    }.apply {
                         status = Page.READY
                     }
                 }

app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/GestureDetectorWithLongTap.kt

@@ -5,6 +5,7 @@ import android.os.Handler
 import android.view.GestureDetector
 import android.view.MotionEvent
 import android.view.ViewConfiguration
+import kotlin.math.abs
 
 /**
  * A custom gesture detector that also implements an on long tap confirmed, because the built-in
@@ -45,7 +46,7 @@ open class GestureDetectorWithLongTap(
                 }
             }
             MotionEvent.ACTION_MOVE -> {
-                if (Math.abs(ev.rawX - downX) > slop || Math.abs(ev.rawY - downY) > slop) {
+                if (abs(ev.rawX - downX) > slop || abs(ev.rawY - downY) > slop) {
                     handler.removeCallbacks(longTapFn)
                 }
             }

app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/ReaderProgressBar.kt

@@ -16,6 +16,7 @@ import android.view.animation.LinearInterpolator
 import android.view.animation.RotateAnimation
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.util.getResourceColor
+import kotlin.math.min
 
 /**
  * A custom progress bar that always rotates while being determinate. By always rotating we give
@@ -75,7 +76,7 @@ class ReaderProgressBar @JvmOverloads constructor(
     override fun onLayout(changed: Boolean, left: Int, top: Int, right: Int, bottom: Int) {
         super.onLayout(changed, left, top, right, bottom)
 
-        val diameter = Math.min(width, height)
+        val diameter = min(width, height)
         val thickness = diameter / 10f
         val pad = thickness / 2f
         ovalRect.set(pad, pad, diameter - pad, diameter - pad)

app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webtoon/WebtoonRecyclerView.kt

@@ -3,17 +3,16 @@ package eu.kanade.tachiyomi.ui.reader.viewer.webtoon
 import android.animation.Animator
 import android.animation.AnimatorSet
 import android.animation.ValueAnimator
-import android.annotation.TargetApi
 import android.content.Context
-import android.os.Build
-import androidx.recyclerview.widget.LinearLayoutManager
-import androidx.recyclerview.widget.RecyclerView
 import android.util.AttributeSet
 import android.view.HapticFeedbackConstants
 import android.view.MotionEvent
 import android.view.ViewConfiguration
 import android.view.animation.DecelerateInterpolator
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
 import eu.kanade.tachiyomi.ui.reader.viewer.GestureDetectorWithLongTap
+import kotlin.math.abs
 
 /**
  * Implementation of a [RecyclerView] used by the webtoon reader.
@@ -58,7 +57,6 @@ open class WebtoonRecyclerView @JvmOverloads constructor(
         firstVisibleItemPosition = layoutManager.findFirstVisibleItemPosition()
     }
 
-    @TargetApi(Build.VERSION_CODES.KITKAT)
     override fun onScrollStateChanged(state: Int) {
         super.onScrollStateChanged(state)
         val layoutManager = layoutManager
@@ -270,7 +268,7 @@ open class WebtoonRecyclerView @JvmOverloads constructor(
                     if (!isZoomDragging && currentScale > 1f) {
                         var startScroll = false
 
-                        if (Math.abs(dx) > touchSlop) {
+                        if (abs(dx) > touchSlop) {
                             if (dx < 0) {
                                 dx += touchSlop
                             } else {
@@ -278,7 +276,7 @@ open class WebtoonRecyclerView @JvmOverloads constructor(
                             }
                             startScroll = true
                         }
-                        if (Math.abs(dy) > touchSlop) {
+                        if (abs(dy) > touchSlop) {
                             if (dy < 0) {
                                 dy += touchSlop
                             } else {

app/src/main/java/eu/kanade/tachiyomi/ui/recent_updates/DeletingChaptersDialog.kt

@@ -13,7 +13,7 @@ class DeletingChaptersDialog(bundle: Bundle? = null) : DialogController(bundle)
         const val TAG = "deleting_dialog"
     }
 
-    override fun onCreateDialog(savedState: Bundle?): Dialog {
+    override fun onCreateDialog(savedViewState: Bundle?): Dialog {
         return MaterialDialog.Builder(activity!!)
                 .progress(true, 0)
                 .content(R.string.deleting)
@@ -24,4 +24,4 @@ class DeletingChaptersDialog(bundle: Bundle? = null) : DialogController(bundle)
         showDialog(router, TAG)
     }
 
-}
+}

app/src/main/java/eu/kanade/tachiyomi/ui/recent_updates/RecentChaptersPresenter.kt

@@ -38,8 +38,9 @@ class RecentChaptersPresenter(
                 .subscribeLatestCache(RecentChaptersController::onNextRecentChapters)
 
         getChapterStatusObservable()
-                .subscribeLatestCache(RecentChaptersController::onChapterStatusChange,
+                .subscribeLatestCache(RecentChaptersController::onChapterStatusChange) {
-                        { _, error -> Timber.e(error) })
+                    _, error -> Timber.e(error)
+                }
     }
 
     /**

app/src/main/java/eu/kanade/tachiyomi/ui/setting/AnilistLoginActivity.kt

@@ -31,7 +31,7 @@ class AnilistLoginActivity : AppCompatActivity() {
                     .observeOn(AndroidSchedulers.mainThread())
                     .subscribe({
                         returnToSettings()
-                    }, { _ ->
+                    }, {
                         returnToSettings()
                     })
         } else {

app/src/main/java/eu/kanade/tachiyomi/ui/setting/PreferenceDSL.kt

@@ -63,14 +63,16 @@ inline fun <P : Preference> PreferenceGroup.initThenAdd(p: P, block: P.() -> Uni
     return p.apply {
         block()
         this.isIconSpaceReserved  = false
-        addPreference(this) }
+        addPreference(this)
+    }
 }
 
 inline fun <P : Preference> PreferenceGroup.addThenInit(p: P, block: P.() -> Unit): P {
     return p.apply {
         this.isIconSpaceReserved  = false
         addPreference(this)
-        block() }
+        block()
+    }
 }
 
 inline fun Preference.onClick(crossinline block: () -> Unit) {

app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsBackupController.kt

@@ -5,10 +5,9 @@ import android.app.Activity
 import android.app.Dialog
 import android.content.*
 import android.net.Uri
-import android.os.Build
 import android.os.Bundle
-import androidx.preference.PreferenceScreen
 import android.view.View
+import androidx.preference.PreferenceScreen
 import com.afollestad.materialdialogs.MaterialDialog
 import com.hippo.unifile.UniFile
 import eu.kanade.tachiyomi.R
@@ -106,21 +105,12 @@ class SettingsBackupController : SettingsController() {
                 onClick {
                     val currentDir = preferences.backupsDirectory().getOrDefault()
                     try{
-                        val intent = if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
+                        val intent = Intent(Intent.ACTION_OPEN_DOCUMENT_TREE)
-                        // Custom dir selected, open directory selector
-                        preferences.context.getFilePicker(currentDir)
-                        } else {
-                          Intent(Intent.ACTION_OPEN_DOCUMENT_TREE)
-                        }
-
                         startActivityForResult(intent, CODE_BACKUP_DIR)
                     } catch (e: ActivityNotFoundException){
-                        //Fall back to custom picker on error
+                        // Fall back to custom picker on error
-                        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP){
+                        startActivityForResult(preferences.context.getFilePicker(currentDir), CODE_BACKUP_DIR)
-                            startActivityForResult(preferences.context.getFilePicker(currentDir), CODE_BACKUP_DIR)
-                        }
                     }
-
                 }
 
                 preferences.backupsDirectory().asObservable()
@@ -154,38 +144,32 @@ class SettingsBackupController : SettingsController() {
                 // Get uri of backup folder.
                 val uri = data.data
 
-                // Get UriPermission so it's possible to write files post kitkat.
+                // Get UriPermission so it's possible to write files
-                if (Build.VERSION.SDK_INT > Build.VERSION_CODES.KITKAT) {
+                val flags = Intent.FLAG_GRANT_READ_URI_PERMISSION or
-                    val flags = Intent.FLAG_GRANT_READ_URI_PERMISSION or
+                        Intent.FLAG_GRANT_WRITE_URI_PERMISSION
-                            Intent.FLAG_GRANT_WRITE_URI_PERMISSION
+
-                    if (uri != null)
+                if (uri != null) {
                     activity.contentResolver.takePersistableUriPermission(uri, flags)
                 }
 
-                // Set backup Uri.
+                // Set backup Uri
                 preferences.backupsDirectory().set(uri.toString())
             }
             CODE_BACKUP_CREATE -> if (data != null && resultCode == Activity.RESULT_OK) {
                 val activity = activity ?: return
-                val uri = if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
-                    val dir = data.data?.path
-                    val file = File(dir, Backup.getDefaultFilename())
 
-                    Uri.fromFile(file)
+                val uri = data.data
-                } else {
+                val flags = Intent.FLAG_GRANT_READ_URI_PERMISSION or
-                    val uri = data.data
+                        Intent.FLAG_GRANT_WRITE_URI_PERMISSION
-                    val flags = Intent.FLAG_GRANT_READ_URI_PERMISSION or
-                            Intent.FLAG_GRANT_WRITE_URI_PERMISSION
 
-                    if (uri != null)
+                if (uri != null) {
                     activity.contentResolver.takePersistableUriPermission(uri, flags)
-                    val file = UniFile.fromUri(activity, uri)
-
-                    file.uri
                 }
 
+                val file = UniFile.fromUri(activity, uri)
+
                 CreatingBackupDialog().showDialog(router, TAG_CREATING_BACKUP_DIALOG)
-                BackupCreateService.makeBackup(activity, uri, backupFlags)
+                BackupCreateService.makeBackup(activity, file.uri, backupFlags)
             }
             CODE_BACKUP_RESTORE -> if (data != null && resultCode == Activity.RESULT_OK) {
                 val uri = data.data
@@ -203,25 +187,17 @@ class SettingsBackupController : SettingsController() {
         val currentDir = preferences.backupsDirectory().getOrDefault()
 
         try {
-            // If API is lower than Lollipop use custom picker
+            // Use Android's built-in file creator
-            val intent = if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
+            val intent = Intent(Intent.ACTION_CREATE_DOCUMENT)
-                preferences.context.getFilePicker(currentDir)
-            } else {
-                // Use Androids build in file creator
-                Intent(Intent.ACTION_CREATE_DOCUMENT)
                     .addCategory(Intent.CATEGORY_OPENABLE)
                     .setType("application/*")
                     .putExtra(Intent.EXTRA_TITLE, Backup.getDefaultFilename())
-            }
 
             startActivityForResult(intent, CODE_BACKUP_CREATE)
         } catch (e: ActivityNotFoundException) {
             // Handle errors where the android ROM doesn't support the built in picker
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP){
+            startActivityForResult(preferences.context.getFilePicker(currentDir), CODE_BACKUP_CREATE)
-                startActivityForResult(preferences.context.getFilePicker(currentDir), CODE_BACKUP_CREATE)
-            }
         }
-
     }
 
     class CreateBackupDialog : DialogController() {
@@ -236,7 +212,7 @@ class SettingsBackupController : SettingsController() {
                     .content(R.string.backup_choice)
                     .items(options)
                     .itemsDisabledIndices(0)
-                    .itemsCallbackMultiChoice(arrayOf(0, 1, 2, 3, 4), { _, positions, _ ->
+                    .itemsCallbackMultiChoice(arrayOf(0, 1, 2, 3, 4)) { _, positions, _ ->
                         var flags = 0
                         for (i in 1 until positions.size) {
                             when (positions[i]) {
@@ -249,7 +225,7 @@ class SettingsBackupController : SettingsController() {
 
                         (targetController as? SettingsBackupController)?.createBackup(flags)
                         true
-                    })
+                    }
                     .positiveText(R.string.action_create)
                     .negativeText(android.R.string.cancel)
                     .build()
@@ -395,7 +371,7 @@ class SettingsBackupController : SettingsController() {
                     .negativeText(R.string.action_open_log)
                     .onNegative { _, _ ->
                         val context = applicationContext ?: return@onNegative
-                        if (!path!!.isEmpty()) {
+                        if (!path.isNullOrEmpty()) {
                             val destFile = File(path, file)
                             val uri = destFile.getUriCompat(context)
                             val sendIntent = Intent(Intent.ACTION_VIEW).apply {

app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsDownloadController.kt

@@ -5,7 +5,6 @@ import android.app.Dialog
 import android.content.ActivityNotFoundException
 import android.content.Intent
 import android.net.Uri
-import android.os.Build
 import android.os.Bundle
 import android.os.Environment
 import androidx.core.content.ContextCompat
@@ -107,19 +106,16 @@ class SettingsDownloadController : SettingsController() {
 
     override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
         when (requestCode) {
-            DOWNLOAD_DIR_PRE_L -> if (data != null && resultCode == Activity.RESULT_OK) {
+            DOWNLOAD_DIR -> if (data != null && resultCode == Activity.RESULT_OK) {
-                val uri = Uri.fromFile(File(data.data?.path))
-                preferences.downloadsDirectory().set(uri?.toString() ?: "")
-            }
-            DOWNLOAD_DIR_L -> if (data != null && resultCode == Activity.RESULT_OK) {
                 val context = applicationContext ?: return
                 val uri = data.data
                 val flags = Intent.FLAG_GRANT_READ_URI_PERMISSION or
                         Intent.FLAG_GRANT_WRITE_URI_PERMISSION
 
-                @Suppress("NewApi")
+                if (uri != null) {
-                if (uri != null)
+                    @Suppress("NewApi")
                     context.contentResolver.takePersistableUriPermission(uri, flags)
+                }
 
                 val file = UniFile.fromUri(context, uri)
                 preferences.downloadsDirectory().set(file.uri.toString())
@@ -133,19 +129,11 @@ class SettingsDownloadController : SettingsController() {
     }
 
     fun customDirectorySelected(currentDir: String) {
-
+        val intent = Intent(Intent.ACTION_OPEN_DOCUMENT_TREE)
-        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
+        try {
-            startActivityForResult(preferences.context.getFilePicker(currentDir), DOWNLOAD_DIR_PRE_L)
+            startActivityForResult(intent, DOWNLOAD_DIR)
-        } else {
+        } catch (e: ActivityNotFoundException) {
-            val intent = Intent(Intent.ACTION_OPEN_DOCUMENT_TREE)
+            startActivityForResult(preferences.context.getFilePicker(currentDir), DOWNLOAD_DIR)
-            try {
-                startActivityForResult(intent, DOWNLOAD_DIR_L)
-            } catch (e: ActivityNotFoundException) {
-                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
-                    startActivityForResult(preferences.context.getFilePicker(currentDir), DOWNLOAD_DIR_L)
-                }
-            }
-
         }
     }
 
@@ -161,7 +149,7 @@ class SettingsDownloadController : SettingsController() {
 
             return MaterialDialog.Builder(activity)
                     .items(externalDirs)
-                    .itemsCallbackSingleChoice(selectedIndex, { _, _, which, text ->
+                    .itemsCallbackSingleChoice(selectedIndex) { _, _, which, text ->
                         val target = targetController as? SettingsDownloadController
                         if (which == externalDirs.lastIndex) {
                             target?.customDirectorySelected(currentDir)
@@ -169,7 +157,7 @@ class SettingsDownloadController : SettingsController() {
                             target?.predefinedDirectorySelected(text.toString())
                         }
                         true
-                    })
+                    }
                     .build()
         }
 
@@ -184,7 +172,6 @@ class SettingsDownloadController : SettingsController() {
     }
 
     private companion object {
-        const val DOWNLOAD_DIR_PRE_L = 103
+        const val DOWNLOAD_DIR = 104
-        const val DOWNLOAD_DIR_L = 104
     }
 }

app/src/main/java/eu/kanade/tachiyomi/util/ChapterSourceSync.kt

@@ -97,7 +97,7 @@ fun syncChaptersWithSource(db: DatabaseHelper,
     db.inTransaction {
         val deletedChapterNumbers = TreeSet<Float>()
         val deletedReadChapterNumbers = TreeSet<Float>()
-        if (!toDelete.isEmpty()) {
+        if (toDelete.isNotEmpty()) {
             for (c in toDelete) {
                 if (c.read) {
                     deletedReadChapterNumbers.add(c.chapter_number)
@@ -107,7 +107,7 @@ fun syncChaptersWithSource(db: DatabaseHelper,
             db.deleteChapters(toDelete).executeAsBlocking()
         }
 
-        if (!toAdd.isEmpty()) {
+        if (toAdd.isNotEmpty()) {
             // Set the date fetch for new items in reverse order to allow another sorting method.
             // Sources MUST return the chapters from most to less recent, which is common.
             var now = Date().time
@@ -126,7 +126,7 @@ fun syncChaptersWithSource(db: DatabaseHelper,
             db.insertChapters(toAdd).executeAsBlocking()
         }
 
-        if (!toChange.isEmpty()) {
+        if (toChange.isNotEmpty()) {
             db.insertChapters(toChange).executeAsBlocking()
         }
 
@@ -139,8 +139,8 @@ fun syncChaptersWithSource(db: DatabaseHelper,
         manga.last_update = if (dateFetch == 0L) Date().time else dateFetch
         db.updateLastUpdated(manga).executeAsBlocking()
     }
-    return Pair(toAdd.subtract(readded).toList(), toDelete.subtract(readded).toList())
 
+    return Pair(toAdd.subtract(readded).toList(), toDelete.subtract(readded).toList())
 }
 
 //checks if the chapter in db needs updated
@@ -148,4 +148,4 @@ private fun shouldUpdateDbChapter(dbChapter: Chapter, sourceChapter: SChapter):
     return dbChapter.scanlator != sourceChapter.scanlator || dbChapter.name != sourceChapter.name ||
             dbChapter.date_upload != sourceChapter.date_upload ||
             dbChapter.chapter_number != sourceChapter.chapter_number
-}
+}

app/src/main/java/eu/kanade/tachiyomi/util/DiskUtil.kt

@@ -3,7 +3,6 @@ package eu.kanade.tachiyomi.util
 import android.content.Context
 import android.content.Intent
 import android.net.Uri
-import android.os.Build
 import android.os.Environment
 import androidx.core.content.ContextCompat
 import androidx.core.os.EnvironmentCompat
@@ -45,13 +44,6 @@ object DiskUtil {
                     }
                 }
 
-        if (Build.VERSION.SDK_INT < 21) {
-            val extStorages = System.getenv("SECONDARY_STORAGE")
-            if (extStorages != null) {
-                directories += extStorages.split(":").map(::File)
-            }
-        }
-
         return directories
     }
 
@@ -79,11 +71,7 @@ object DiskUtil {
      * Scans the given file so that it can be shown in gallery apps, for example.
      */
     fun scanMedia(context: Context, uri: Uri) {
-        val action = if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
+        val action = Intent.ACTION_MEDIA_SCANNER_SCAN_FILE
-            Intent.ACTION_MEDIA_MOUNTED
-        } else {
-            Intent.ACTION_MEDIA_SCANNER_SCAN_FILE
-        }
         val mediaScanIntent = Intent(action)
         mediaScanIntent.data = uri
         context.sendBroadcast(mediaScanIntent)

app/src/main/java/eu/kanade/tachiyomi/util/ImageUtil.kt

@@ -216,7 +216,7 @@ object ImageUtil {
     }
 
     private fun ByteArray.compareWith(magic: ByteArray): Boolean {
-        for (i in 0 until magic.size) {
+        for (i in magic.indices) {
             if (this[i] != magic[i]) return false
         }
         return true
@@ -224,7 +224,7 @@ object ImageUtil {
 
     private fun charByteArrayOf(vararg bytes: Int): ByteArray {
         return ByteArray(bytes.size).apply {
-            for (i in 0 until bytes.size) {
+            for (i in bytes.indices) {
                 set(i, bytes[i].toByte())
             }
         }

app/src/main/java/eu/kanade/tachiyomi/util/LocaleHelper.kt

@@ -4,12 +4,11 @@ import android.app.Application
 import android.content.Context
 import android.content.res.Configuration
 import android.os.Build
-import android.os.LocaleList
 import android.view.ContextThemeWrapper
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import uy.kohesive.injekt.injectLazy
-import java.util.*
+import java.util.Locale
 
 /**
  * Utility class to change the application's language in runtime.
@@ -43,7 +42,7 @@ object LocaleHelper {
      *
      * @param pref the string value stored in preferences.
      */
-    fun getLocaleFromString(pref: String): Locale? {
+    fun getLocaleFromString(pref: String?): Locale? {
         if (pref.isNullOrEmpty()) {
             return null
         }
@@ -90,7 +89,7 @@ object LocaleHelper {
      * Updates the app's language to an activity.
      */
     fun updateConfiguration(wrapper: ContextThemeWrapper) {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1 && appLocale != null) {
+        if (appLocale != null) {
             val config = Configuration(preferences.context.resources.configuration)
             config.setLocale(appLocale)
             wrapper.applyOverrideConfiguration(config)
@@ -138,7 +137,7 @@ object LocaleHelper {
         if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
             newConfig.setLocale(locale)
         } else {
-            newConfig.setLocales(LocaleList(locale))
+            newConfig.setLocale(locale)
         }
         return newConfig
     }

app/src/main/java/eu/kanade/tachiyomi/util/SharedData.kt

@@ -22,7 +22,7 @@ object SharedData {
      * @param data the object to put.
      */
     fun <T : Any> put(data: T) {
-        map.put(data.javaClass, data)
+        map[data.javaClass] = data
     }
 
     /**

app/src/main/java/eu/kanade/tachiyomi/util/StringExtensions.kt

@@ -1,6 +1,6 @@
 package eu.kanade.tachiyomi.util
 
-import java.lang.Math.floor
+import kotlin.math.floor
 
 /**
  * Replaces the given string to have at most [count] characters using [replacement] at its end.
@@ -29,4 +29,4 @@ fun String.truncateCenter(count: Int, replacement: String = "..."): String{
     val pieceLength:Int = floor((count - replacement.length).div(2.0)).toInt()
 
     return "${ take(pieceLength) }$replacement${ takeLast(pieceLength) }"
-}
+}

app/src/main/java/eu/kanade/tachiyomi/util/ViewExtensions.kt

@@ -113,7 +113,7 @@ inline fun View.visibleIf(block: () -> Boolean) {
  * @param random random color
  */
 fun View.getRound(text: String, random : Boolean = true): TextDrawable {
-    val size = Math.min(this.width, this.height)
+    val size = min(this.width, this.height)
     return TextDrawable.builder()
             .beginConfig()
             .width(size)

app/src/main/java/eu/kanade/tachiyomi/util/WebViewClientCompat.kt

@@ -36,7 +36,6 @@ abstract class WebViewClientCompat : WebViewClient() {
         return shouldOverrideUrlCompat(view, url)
     }
 
-    @TargetApi(Build.VERSION_CODES.LOLLIPOP)
     final override fun shouldInterceptRequest(
             view: WebView,
             request: WebResourceRequest

app/src/main/java/eu/kanade/tachiyomi/widget/AutofitRecyclerView.kt

@@ -1,9 +1,10 @@
 package eu.kanade.tachiyomi.widget
 
 import android.content.Context
+import android.util.AttributeSet
 import androidx.recyclerview.widget.GridLayoutManager
 import androidx.recyclerview.widget.RecyclerView
-import android.util.AttributeSet
+import kotlin.math.max
 
 class AutofitRecyclerView @JvmOverloads constructor(context: Context, attrs: AttributeSet? = null) :
         androidx.recyclerview.widget.RecyclerView(context, attrs) {
@@ -37,7 +38,7 @@ class AutofitRecyclerView @JvmOverloads constructor(context: Context, attrs: Att
     override fun onMeasure(widthSpec: Int, heightSpec: Int) {
         super.onMeasure(widthSpec, heightSpec)
         if (spanCount == 0 && columnWidth > 0) {
-            val count = Math.max(1, measuredWidth / columnWidth)
+            val count = max(1, measuredWidth / columnWidth)
             spanCount = count
         }
     }

app/src/main/java/eu/kanade/tachiyomi/widget/CustomLayoutPicker.kt

@@ -21,13 +21,13 @@ class CustomLayoutPickerActivity : FilePickerActivity() {
 }
 
 class CustomLayoutFilePickerFragment : FilePickerFragment() {
-    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): androidx.recyclerview.widget.RecyclerView.ViewHolder {
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): RecyclerView.ViewHolder {
-        when (viewType) {
+        return when (viewType) {
             LogicHandler.VIEWTYPE_DIR -> {
                 val view = parent.inflate(R.layout.common_listitem_dir)
-                return DirViewHolder(view)
+                DirViewHolder(view)
             }
-            else -> return super.onCreateViewHolder(parent, viewType)
+            else -> super.onCreateViewHolder(parent, viewType)
         }
     }
 }

app/src/main/java/eu/kanade/tachiyomi/widget/ElevationAppBarLayout.kt

@@ -16,32 +16,26 @@ class ElevationAppBarLayout @JvmOverloads constructor(
     private var origStateAnimator: StateListAnimator? = null
 
     init {
-        if (Build.VERSION.SDK_INT >= 21) {
+        origStateAnimator = stateListAnimator
-            origStateAnimator = stateListAnimator
-        }
     }
 
     fun enableElevation() {
-        if (Build.VERSION.SDK_INT >= 21) {
+        stateListAnimator = origStateAnimator
-            stateListAnimator = origStateAnimator
-        }
     }
 
     fun disableElevation() {
-        if (Build.VERSION.SDK_INT >= 21) {
+        stateListAnimator = StateListAnimator().apply {
-            stateListAnimator = StateListAnimator().apply {
+            val objAnimator = ObjectAnimator.ofFloat(this, "elevation", 0f)
-                val objAnimator = ObjectAnimator.ofFloat(this, "elevation", 0f)
 
-                // Enabled and collapsible, but not collapsed means not elevated
+            // Enabled and collapsible, but not collapsed means not elevated
-                addState(intArrayOf(android.R.attr.enabled, R.attr.state_collapsible, -R.attr.state_collapsed),
+            addState(intArrayOf(android.R.attr.enabled, R.attr.state_collapsible, -R.attr.state_collapsed),
-                        objAnimator)
+                    objAnimator)
 
-                // Default enabled state
+            // Default enabled state
-                addState(intArrayOf(android.R.attr.enabled), objAnimator)
+            addState(intArrayOf(android.R.attr.enabled), objAnimator)
 
-                // Disabled state
+            // Disabled state
-                addState(IntArray(0), objAnimator)
+            addState(IntArray(0), objAnimator)
-            }
         }
     }
 

app/src/main/java/eu/kanade/tachiyomi/widget/ExtendedNavigationView.kt

@@ -13,7 +13,7 @@ import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.util.getResourceColor
 
 /**
- * An alternative implementation of [android.support.design.widget.NavigationView], without menu
+ * An alternative implementation of [com.google.android.material.navigation.NavigationView], without menu
  * inflation and allowing customizable items (multiple selections, custom views, etc).
  */
 open class ExtendedNavigationView @JvmOverloads constructor(
@@ -210,8 +210,7 @@ open class ExtendedNavigationView @JvmOverloads constructor(
 
         @CallSuper
         override fun getItemViewType(position: Int): Int {
-            val item = items[position]
+            return when (items[position]) {
-            return when (item) {
                 is Item.Header -> VIEW_TYPE_HEADER
                 is Item.Separator -> VIEW_TYPE_SEPARATOR
                 is Item.Radio -> VIEW_TYPE_RADIO

app/src/main/java/eu/kanade/tachiyomi/widget/FABAnimationBase.kt

@@ -1,34 +0,0 @@
-package eu.kanade.tachiyomi.widget
-
-import androidx.coordinatorlayout.widget.CoordinatorLayout
-import com.google.android.material.floatingactionbutton.FloatingActionButton
-import androidx.core.view.ViewCompat
-import android.view.View
-
-abstract class FABAnimationBase : FloatingActionButton.Behavior() {
-
-    var isAnimatingOut = false
-
-    override fun onStartNestedScroll(coordinatorLayout: CoordinatorLayout, child: FloatingActionButton,
-                                     directTargetChild: View, target: View, axes: Int, type: Int): Boolean {
-        // Ensure we react to vertical scrolling
-        return axes == ViewCompat.SCROLL_AXIS_VERTICAL ||
-                super.onStartNestedScroll(coordinatorLayout, child, directTargetChild, target, axes, type)
-    }
-
-    override fun onNestedScroll(coordinatorLayout: CoordinatorLayout, child: FloatingActionButton,
-                                target: View, dxConsumed: Int, dyConsumed: Int, dxUnconsumed: Int,
-                                dyUnconsumed: Int, type: Int) {
-        super.onNestedScroll(coordinatorLayout, child, target, dxConsumed, dyConsumed, dxUnconsumed, dyUnconsumed, type)
-        if (dyConsumed > 0 && !isAnimatingOut && child.visibility == View.VISIBLE) {
-            // User scrolled down and the FAB is currently visible -> hide the FAB
-            animateOut(child)
-        } else if (dyConsumed < 0 && child.visibility != View.VISIBLE) {
-            // User scrolled up and the FAB is currently not visible -> show the FAB
-            animateIn(child)
-        }
-    }
-
-    abstract fun animateOut(button: FloatingActionButton)
-    abstract fun animateIn(button: FloatingActionButton)
-}

app/src/main/java/eu/kanade/tachiyomi/widget/FABAnimationUpDown.kt

@@ -1,87 +0,0 @@
-package eu.kanade.tachiyomi.widget
-
-import android.content.Context
-import android.content.res.Configuration
-import android.graphics.Rect
-import android.util.AttributeSet
-import android.view.View
-import android.view.animation.Animation
-import android.view.animation.AnimationUtils
-import androidx.coordinatorlayout.widget.CoordinatorLayout
-import androidx.interpolator.view.animation.FastOutSlowInInterpolator
-import com.google.android.material.floatingactionbutton.FloatingActionButton
-import com.google.android.material.snackbar.Snackbar
-import eu.kanade.tachiyomi.R
-import kotlin.math.min
-
-@Suppress("unused", "UNUSED_PARAMETER")
-class FABAnimationUpDown @JvmOverloads constructor(ctx: Context, attrs: AttributeSet? = null) :
-    FABAnimationBase() {
-
-    private val INTERPOLATOR = FastOutSlowInInterpolator()
-
-    private val outAnimation by lazy {
-        AnimationUtils.loadAnimation(ctx, R.anim.fab_hide_to_bottom).apply {
-            duration = 200
-            interpolator = INTERPOLATOR
-        }
-    }
-    private val inAnimation by lazy {
-        AnimationUtils.loadAnimation(ctx, R.anim.fab_show_from_bottom).apply {
-            duration = 200
-            interpolator = INTERPOLATOR
-        }
-    }
-
-    override fun animateOut(button: FloatingActionButton) {
-        outAnimation.setAnimationListener(object : Animation.AnimationListener {
-            override fun onAnimationStart(animation: Animation) {
-                isAnimatingOut = true
-            }
-
-            override fun onAnimationEnd(animation: Animation) {
-                isAnimatingOut = false
-                button.visibility = View.INVISIBLE
-            }
-
-            override fun onAnimationRepeat(animation: Animation) {
-            }
-        })
-        button.startAnimation(outAnimation)
-    }
-
-    override fun animateIn(button: FloatingActionButton) {
-        button.visibility = View.VISIBLE
-        button.startAnimation(inAnimation)
-    }
-
-    override fun onDependentViewChanged(parent: CoordinatorLayout, child: FloatingActionButton, dependency: View): Boolean {
-        if (isTablet(child.context)) return true
-        val translationY = getFabTranslationYForSnackbar(parent, child)
-        child.translationY = translationY
-        return true
-    }
-
-    private fun isTablet(context: Context): Boolean {
-        return (context.resources.configuration.screenLayout and Configuration
-            .SCREENLAYOUT_SIZE_MASK) >= Configuration.SCREENLAYOUT_SIZE_LARGE
-    }
-
-    private fun getFabTranslationYForSnackbar(parent: CoordinatorLayout, fab:
-    FloatingActionButton): Float {
-        var minOffset = 0f
-        val dependencies = parent.getDependencies(fab)
-        for (i in 0 until dependencies.size) {
-            val view = dependencies[i]
-            if (view is Snackbar.SnackbarLayout) {
-                minOffset = min(minOffset, view.translationY - view.height)
-            }
-        }
-        return minOffset
-    }
-
-    override fun getInsetDodgeRect(parent: CoordinatorLayout, child: FloatingActionButton, rect: Rect): Boolean {
-        rect.set(child.left, child.top + 100, child.right, child.bottom - 1000)
-        return true
-    }
-}

app/src/main/java/eu/kanade/tachiyomi/widget/NegativeSeekBar.kt

@@ -5,6 +5,7 @@ import android.os.Parcelable
 import android.util.AttributeSet
 import android.widget.SeekBar
 import eu.kanade.tachiyomi.R
+import kotlin.math.abs
 
 
 class NegativeSeekBar @JvmOverloads constructor(context: Context, attrs: AttributeSet? = null) :
@@ -28,21 +29,21 @@ class NegativeSeekBar @JvmOverloads constructor(context: Context, attrs: Attribu
 
         super.setOnSeekBarChangeListener(object : OnSeekBarChangeListener {
             override fun onProgressChanged(seekBar: SeekBar?, value: Int, fromUser: Boolean) {
-                listener?.let { it.onProgressChanged(seekBar, minValue + value, fromUser) }
+                listener?.onProgressChanged(seekBar, minValue + value, fromUser)
             }
 
             override fun onStartTrackingTouch(p0: SeekBar?) {
-                listener?.let { it.onStartTrackingTouch(p0) }
+                listener?.onStartTrackingTouch(p0)
             }
 
             override fun onStopTrackingTouch(p0: SeekBar?) {
-                listener?.let { it.onStopTrackingTouch(p0) }
+                listener?.onStopTrackingTouch(p0)
             }
         })
     }
 
     override fun setProgress(progress: Int) {
-        super.setProgress(Math.abs(minValue) + progress)
+        super.setProgress(abs(minValue) + progress)
     }
 
     fun setMinSeek(minValue: Int) {
@@ -66,4 +67,4 @@ class NegativeSeekBar @JvmOverloads constructor(context: Context, attrs: Attribu
         super.setProgress(origProgress)
     }
 
-}
+}

app/src/main/java/eu/kanade/tachiyomi/widget/PTSansTextView.kt

@@ -30,7 +30,7 @@ class PTSansTextView @JvmOverloads constructor(context: Context, attrs: Attribut
                 Typeface.createFromAsset(context.assets, when (typeface) {
                     PTSANS_NARROW -> "fonts/PTSans-Narrow.ttf"
                     PTSANS_NARROW_BOLD -> "fonts/PTSans-NarrowBold.ttf"
-                    else -> throw IllegalArgumentException("Font not found " + typeface)
+                    else -> throw IllegalArgumentException("Font not found $typeface")
                 })
             })
 

app/src/main/java/eu/kanade/tachiyomi/widget/RevealAnimationView.kt

@@ -2,14 +2,11 @@ package eu.kanade.tachiyomi.widget
 
 import android.animation.Animator
 import android.animation.AnimatorListenerAdapter
-import android.annotation.TargetApi
 import android.content.Context
-import android.os.Build
 import android.util.AttributeSet
 import android.view.View
 import android.view.ViewAnimationUtils
 
-@TargetApi(Build.VERSION_CODES.LOLLIPOP)
 class RevealAnimationView @JvmOverloads constructor(context: Context, attrs: AttributeSet? = null) :
         View(context, attrs) {
 
@@ -21,28 +18,25 @@ class RevealAnimationView @JvmOverloads constructor(context: Context, attrs: Att
      * @param initialRadius size of radius of animation
      */
     fun hideRevealEffect(centerX: Int, centerY: Int, initialRadius: Int) {
-        if (Build.VERSION.SDK_INT >= 21) {
+        // Make the view visible.
+        this.visibility = View.VISIBLE
 
-            // Make the view visible.
+        // Create the animation (the final radius is zero).
-            this.visibility = View.VISIBLE
+        val anim = ViewAnimationUtils.createCircularReveal(
+                this, centerX, centerY, initialRadius.toFloat(), 0f)
 
-            // Create the animation (the final radius is zero).
+        // Set duration of animation.
-            val anim = ViewAnimationUtils.createCircularReveal(
+        anim.duration = 500
-                    this, centerX, centerY, initialRadius.toFloat(), 0f)
 
-            // Set duration of animation.
+        // make the view invisible when the animation is done
-            anim.duration = 500
+        anim.addListener(object : AnimatorListenerAdapter() {
+            override fun onAnimationEnd(animation: Animator) {
+                super.onAnimationEnd(animation)
+                this@RevealAnimationView.visibility = View.INVISIBLE
+            }
+        })
 
-            // make the view invisible when the animation is done
+        anim.start()
-            anim.addListener(object : AnimatorListenerAdapter() {
-                override fun onAnimationEnd(animation: Animator) {
-                    super.onAnimationEnd(animation)
-                    this@RevealAnimationView.visibility = View.INVISIBLE
-                }
-            })
-
-            anim.start()
-        }
     }
 
     /**
@@ -55,25 +49,20 @@ class RevealAnimationView @JvmOverloads constructor(context: Context, attrs: Att
      * @return sdk version lower then 21
      */
     fun showRevealEffect(centerX: Int, centerY: Int, listener: Animator.AnimatorListener): Boolean {
-        if (Build.VERSION.SDK_INT >= 21) {
+        this.visibility = View.VISIBLE
 
-            this.visibility = View.VISIBLE
+        val height = this.height
 
-            val height = this.height
+        // Create animation
+        val anim = ViewAnimationUtils.createCircularReveal(
+                this, centerX, centerY, 0f, height.toFloat())
 
-            // Create animation
+        // Set duration of animation
-            val anim = ViewAnimationUtils.createCircularReveal(
+        anim.duration = 350
-                    this, centerX, centerY, 0f, height.toFloat())
 
-            // Set duration of animation
+        anim.addListener(listener)
-            anim.duration = 350
+        anim.start()
-
+        return true
-            anim.addListener(listener)
-            anim.start()
-            return true
-        }
-        return false
     }
 
-
 }

app/src/main/java/eu/kanade/tachiyomi/widget/SimpleNavigationView.kt

@@ -2,18 +2,19 @@ package eu.kanade.tachiyomi.widget
 
 import android.annotation.SuppressLint
 import android.content.Context
-import com.google.android.material.R
-import com.google.android.material.textfield.TextInputLayout
-import androidx.core.view.ViewCompat
-import androidx.recyclerview.widget.LinearLayoutManager
-import androidx.recyclerview.widget.RecyclerView
-import androidx.appcompat.widget.TintTypedArray
 import android.util.AttributeSet
 import android.view.View
 import android.view.ViewGroup
 import android.widget.*
+import androidx.appcompat.widget.TintTypedArray
+import androidx.core.view.ViewCompat
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+import com.google.android.material.R
 import com.google.android.material.internal.ScrimInsetsFrameLayout
+import com.google.android.material.textfield.TextInputLayout
 import eu.kanade.tachiyomi.util.inflate
+import kotlin.math.min
 import eu.kanade.tachiyomi.R as TR
 
 @Suppress("LeakingThis")
@@ -67,7 +68,7 @@ open class SimpleNavigationView @JvmOverloads constructor(
     override fun onMeasure(widthSpec: Int, heightSpec: Int) {
         val width = when (MeasureSpec.getMode(widthSpec)) {
             MeasureSpec.AT_MOST -> MeasureSpec.makeMeasureSpec(
-                    Math.min(MeasureSpec.getSize(widthSpec), maxWidth), MeasureSpec.EXACTLY)
+                    min(MeasureSpec.getSize(widthSpec), maxWidth), MeasureSpec.EXACTLY)
             MeasureSpec.UNSPECIFIED -> MeasureSpec.makeMeasureSpec(maxWidth, MeasureSpec.EXACTLY)
             else -> widthSpec
         }

app/src/main/java/eu/kanade/tachiyomi/widget/preference/LoginDialogPreference.kt

@@ -25,7 +25,7 @@ abstract class LoginDialogPreference(bundle: Bundle? = null) : DialogController(
 
     var requestSubscription: Subscription? = null
 
-    override fun onCreateDialog(savedState: Bundle?): Dialog {
+    override fun onCreateDialog(savedViewState: Bundle?): Dialog {
         val dialog = MaterialDialog.Builder(activity!!)
                 .customView(R.layout.pref_account_login, false)
                 .negativeText(android.R.string.cancel)

app/src/main/res/color/abc_primary_text_material_dark.xml

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<selector xmlns:android="http://schemas.android.com/apk/res/android">
-
-    <item android:state_enabled="false" android:color="@color/primary_text_disabled_material_dark" />
-    <item android:color="@color/primary_text_default_material_dark" />
-</selector>

app/src/main/res/drawable-v21/library_item_selector_amoled.xml

@@ -1,21 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<ripple
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:color="@color/selectorColorDark"
-    >
-    <item>
-        <selector>
-            <item android:state_selected="true">
-                <color android:color="@color/selectorColorDark"/>
-            </item>
-
-            <item android:state_activated="true">
-                <color android:color="@color/selectorColorDark"/>
-            </item>
-
-            <item>
-                <color android:color="@color/md_black_1000"/>
-            </item>
-        </selector>
-    </item>
-</ripple>

app/src/main/res/drawable-v21/library_item_selector_dark.xml

@@ -1,21 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<ripple
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:color="@color/colorAccentDark"
-    >
-    <item>
-        <selector>
-            <item android:state_selected="true">
-                <color android:color="@color/selectorColorDark"/>
-            </item>
-
-            <item android:state_activated="true">
-                <color android:color="@color/selectorColorDark"/>
-            </item>
-
-            <item>
-                <color android:color="@color/backgroundDark"/>
-            </item>
-        </selector>
-    </item>
-</ripple>

app/src/main/res/drawable-v21/library_item_selector_light.xml

@@ -1,21 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<ripple
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    android:color="@color/colorAccentLight"
-    >
-    <item>
-        <selector>
-            <item android:state_selected="true">
-                <color android:color="@color/selectorColorLight"/>
-            </item>
-
-            <item android:state_activated="true">
-                <color android:color="@color/selectorColorLight"/>
-            </item>
-
-            <item>
-                <color android:color="@color/backgroundLight"/>
-            </item>
-        </selector>
-    </item>
-</ripple>

app/src/main/res/drawable-v21/list_item_selector_amoled.xml

@@ -1,19 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<ripple xmlns:android="http://schemas.android.com/apk/res/android"
-    android:color="@color/rippleColorDark">
-    <item>
-        <selector>
-            <item android:state_selected="true">
-                <color android:color="@color/rippleColorDark"/>
-            </item>
-
-            <item android:state_activated="true">
-                <color android:color="@color/rippleColorDark"/>
-            </item>
-
-            <item>
-                <color android:color="@color/md_black_1000"/>
-            </item>
-        </selector>
-    </item>
-</ripple>