Fix dependency injection and use custom models extending DB ones

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

@@ -1,14 +1,13 @@
 package eu.kanade.tachiyomi.data.backup
 
+import com.github.salomonbrys.kotson.fromJson
 import com.google.gson.*
-import com.google.gson.reflect.TypeToken
 import com.google.gson.stream.JsonReader
 import eu.kanade.tachiyomi.data.backup.serializer.IdExclusion
 import eu.kanade.tachiyomi.data.backup.serializer.IntegerSerializer
 import eu.kanade.tachiyomi.data.database.DatabaseHelper
 import eu.kanade.tachiyomi.data.database.models.*
 import java.io.*
-import java.lang.reflect.Type
 import java.util.*
 
 /**
@@ -191,8 +190,7 @@ class BackupManager(private val db: DatabaseHelper) {
     private fun restoreCategories(jsonCategories: JsonArray) {
         // Get categories from file and from db
         val dbCategories = db.getCategories().executeAsBlocking()
-        val backupCategories = getArrayOrEmpty<Category>(jsonCategories,
-                object : TypeToken<List<Category>>() {}.type)
+        val backupCategories = gson.fromJson<List<CategoryImpl>>(jsonCategories)
 
         // Iterate over them
         for (category in backupCategories) {
@@ -224,17 +222,13 @@ class BackupManager(private val db: DatabaseHelper) {
      * @param jsonMangas the mangas and its related data (chapters, sync, categories) from the json.
      */
     private fun restoreMangas(jsonMangas: JsonArray) {
-        val chapterToken = object : TypeToken<List<Chapter>>() {}.type
-        val mangaSyncToken = object : TypeToken<List<MangaSync>>() {}.type
-        val categoriesNamesToken = object : TypeToken<List<String>>() {}.type
-
         for (backupManga in jsonMangas) {
             // Map every entry to objects
             val element = backupManga.asJsonObject
-            val manga = gson.fromJson(element.get(MANGA), Manga::class.java)
-            val chapters = getArrayOrEmpty<Chapter>(element.get(CHAPTERS), chapterToken)
-            val sync = getArrayOrEmpty<MangaSync>(element.get(MANGA_SYNC), mangaSyncToken)
-            val categories = getArrayOrEmpty<String>(element.get(CATEGORIES), categoriesNamesToken)
+            val manga = gson.fromJson(element.get(MANGA), MangaImpl::class.java)
+            val chapters = gson.fromJson<List<ChapterImpl>>(element.get(CHAPTERS) ?: JsonArray())
+            val sync = gson.fromJson<List<MangaSyncImpl>>(element.get(MANGA_SYNC) ?: JsonArray())
+            val categories = gson.fromJson<List<String>>(element.get(CATEGORIES) ?: JsonArray())
 
             // Restore everything related to this manga
             restoreManga(manga)
@@ -340,7 +334,7 @@ class BackupManager(private val db: DatabaseHelper) {
     private fun restoreSyncForManga(manga: Manga, sync: List<MangaSync>) {
         // Fix foreign keys with the current manga id
         for (mangaSync in sync) {
-            mangaSync.manga_id = manga.id
+            mangaSync.manga_id = manga.id!!
         }
 
         val dbSyncs = db.getMangasSync(manga).executeAsBlocking()
@@ -367,15 +361,4 @@ class BackupManager(private val db: DatabaseHelper) {
         }
     }
 
-    /**
-     * Returns a list of items from a json element, or an empty list if the element is null.
-     *
-     * @param element the json to be mapped to a list of items.
-     * @param type the gson mapping to restore the list.
-     * @return a list of items.
-     */
-    private fun <T> getArrayOrEmpty(element: JsonElement?, type: Type): List<T> {
-        return gson.fromJson<List<T>>(element, type) ?: ArrayList<T>()
-    }
-
 }

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

@@ -16,10 +16,7 @@ import eu.kanade.tachiyomi.data.source.Source
 import eu.kanade.tachiyomi.data.source.SourceManager
 import eu.kanade.tachiyomi.data.source.model.Page
 import eu.kanade.tachiyomi.data.source.online.OnlineSource
-import eu.kanade.tachiyomi.util.DiskUtils
-import eu.kanade.tachiyomi.util.DynamicConcurrentMergeOperator
-import eu.kanade.tachiyomi.util.UrlUtil
-import eu.kanade.tachiyomi.util.saveImageTo
+import eu.kanade.tachiyomi.util.*
 import rx.Observable
 import rx.Subscription
 import rx.android.schedulers.AndroidSchedulers
@@ -27,12 +24,17 @@ import rx.schedulers.Schedulers
 import rx.subjects.BehaviorSubject
 import rx.subjects.PublishSubject
 import timber.log.Timber
+import uy.kohesive.injekt.Injekt
+import uy.kohesive.injekt.api.get
 import java.io.File
 import java.io.FileReader
 import java.util.*
-import java.util.concurrent.TimeUnit
 
-class DownloadManager(private val context: Context, private val sourceManager: SourceManager, private val preferences: PreferencesHelper) {
+class DownloadManager(
+        private val context: Context,
+        private val sourceManager: SourceManager = Injekt.get(),
+        private val preferences: PreferencesHelper = Injekt.get()
+) {
 
     private val gson = Gson()
 
@@ -270,10 +272,8 @@ class DownloadManager(private val context: Context, private val sourceManager: S
                     }
                     page
                 }
-                .retryWhen {
-                    it.zipWith(Observable.range(1, 3)) { errors, retries -> retries }
-                            .flatMap { retries -> Observable.timer((retries * 2).toLong(), TimeUnit.SECONDS) }
-                }
+                // Retry 3 times, waiting 2, 4 and 8 seconds between attempts.
+                .retryWhen(RetryWithDelay(3, { (2 shl it - 1) * 1000 }))
     }
 
     // Public method to get the image from the filesystem. It does NOT provide any way to download the image

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

@@ -7,14 +7,13 @@ import android.os.IBinder
 import android.os.PowerManager
 import com.github.pwittchen.reactivenetwork.library.ConnectivityStatus
 import com.github.pwittchen.reactivenetwork.library.ReactiveNetwork
-import eu.kanade.tachiyomi.App
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import eu.kanade.tachiyomi.util.toast
 import rx.Subscription
 import rx.android.schedulers.AndroidSchedulers
 import rx.schedulers.Schedulers
-import javax.inject.Inject
+import uy.kohesive.injekt.injectLazy
 
 class DownloadService : Service() {
 
@@ -29,8 +28,8 @@ class DownloadService : Service() {
         }
     }
 
-    @Inject lateinit var downloadManager: DownloadManager
-    @Inject lateinit var preferences: PreferencesHelper
+    val downloadManager: DownloadManager by injectLazy()
+    val preferences: PreferencesHelper by injectLazy()
 
     private var wakeLock: PowerManager.WakeLock? = null
     private var networkChangeSubscription: Subscription? = null
@@ -39,7 +38,6 @@ class DownloadService : Service() {
 
     override fun onCreate() {
         super.onCreate()
-        App.get(this).component.inject(this)
 
         createWakeLock()
 

app/src/main/java/eu/kanade/tachiyomi/data/glide/AppGlideModule.kt

@@ -7,28 +7,26 @@ import com.bumptech.glide.integration.okhttp3.OkHttpUrlLoader
 import com.bumptech.glide.load.engine.cache.InternalCacheDiskCacheFactory
 import com.bumptech.glide.load.model.GlideUrl
 import com.bumptech.glide.module.GlideModule
-import eu.kanade.tachiyomi.App
 import eu.kanade.tachiyomi.data.database.models.Manga
 import eu.kanade.tachiyomi.data.network.NetworkHelper
+import uy.kohesive.injekt.Injekt
+import uy.kohesive.injekt.api.get
 import java.io.InputStream
-import javax.inject.Inject
 
 /**
  * Class used to update Glide module settings
  */
 class AppGlideModule : GlideModule {
 
-    @Inject lateinit var networkHelper: NetworkHelper
-
     override fun applyOptions(context: Context, builder: GlideBuilder) {
         // Set the cache size of Glide to 15 MiB
         builder.setDiskCache(InternalCacheDiskCacheFactory(context, 15 * 1024 * 1024))
     }
 
     override fun registerComponents(context: Context, glide: Glide) {
-        App.get(context).component.inject(this)
-        glide.register(GlideUrl::class.java, InputStream::class.java,
-                OkHttpUrlLoader.Factory(networkHelper.client))
+        val networkFactory = OkHttpUrlLoader.Factory(Injekt.get<NetworkHelper>().client)
+
+        glide.register(GlideUrl::class.java, InputStream::class.java, networkFactory)
         glide.register(Manga::class.java, InputStream::class.java, MangaModelLoader.Factory())
     }
 }

app/src/main/java/eu/kanade/tachiyomi/data/glide/MangaModelLoader.kt

@@ -5,14 +5,13 @@ import com.bumptech.glide.Glide
 import com.bumptech.glide.load.data.DataFetcher
 import com.bumptech.glide.load.model.*
 import com.bumptech.glide.load.model.stream.StreamModelLoader
-import eu.kanade.tachiyomi.App
 import eu.kanade.tachiyomi.data.cache.CoverCache
 import eu.kanade.tachiyomi.data.database.models.Manga
 import eu.kanade.tachiyomi.data.source.SourceManager
 import eu.kanade.tachiyomi.data.source.online.OnlineSource
+import uy.kohesive.injekt.injectLazy
 import java.io.File
 import java.io.InputStream
-import javax.inject.Inject
 
 /**
  * A class for loading a cover associated with a [Manga] that can be present in our own cache.
@@ -30,12 +29,12 @@ class MangaModelLoader(context: Context) : StreamModelLoader<Manga> {
     /**
      * Cover cache where persistent covers are stored.
      */
-    @Inject lateinit var coverCache: CoverCache
+    val coverCache: CoverCache by injectLazy()
 
     /**
      * Source manager.
      */
-    @Inject lateinit var sourceManager: SourceManager
+    val sourceManager: SourceManager by injectLazy()
 
     /**
      * Base network loader.
@@ -54,10 +53,6 @@ class MangaModelLoader(context: Context) : StreamModelLoader<Manga> {
      */
     private val cachedHeaders = hashMapOf<Int, LazyHeaders>()
 
-    init {
-        App.get(context).component.inject(this)
-    }
-
     /**
      * Factory class for creating [MangaModelLoader] instances.
      */
@@ -88,7 +83,7 @@ class MangaModelLoader(context: Context) : StreamModelLoader<Manga> {
         // Obtain the request url and the file for this url from the LRU cache, or calculate it
         // and add them to the cache.
         val (glideUrl, file) = modelCache.get(url, width, height) ?:
-            Pair(GlideUrl(url, getHeaders(manga)), coverCache.getCoverFile(url)).apply {
+            Pair(GlideUrl(url, getHeaders(manga)), coverCache.getCoverFile(url!!)).apply {
                 modelCache.put(url, width, height, this)
             }
 

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

@@ -10,12 +10,12 @@ import android.os.PowerManager
 import android.support.v4.app.NotificationCompat
 import com.github.pwittchen.reactivenetwork.library.ConnectivityStatus
 import com.github.pwittchen.reactivenetwork.library.ReactiveNetwork
-import eu.kanade.tachiyomi.App
 import eu.kanade.tachiyomi.Constants
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.database.DatabaseHelper
 import eu.kanade.tachiyomi.data.database.models.Category
 import eu.kanade.tachiyomi.data.database.models.Manga
+import eu.kanade.tachiyomi.data.library.LibraryUpdateService.Companion.start
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import eu.kanade.tachiyomi.data.source.SourceManager
 import eu.kanade.tachiyomi.data.source.online.OnlineSource
@@ -24,9 +24,9 @@ import eu.kanade.tachiyomi.util.*
 import rx.Observable
 import rx.Subscription
 import rx.schedulers.Schedulers
+import uy.kohesive.injekt.injectLazy
 import java.util.*
 import java.util.concurrent.atomic.AtomicInteger
-import javax.inject.Inject
 
 /**
  * This class will take care of updating the chapters of the manga from the library. It can be
@@ -41,17 +41,17 @@ class LibraryUpdateService : Service() {
     /**
      * Database helper.
      */
-    @Inject lateinit var db: DatabaseHelper
+    val db: DatabaseHelper by injectLazy()
 
     /**
      * Source manager.
      */
-    @Inject lateinit var sourceManager: SourceManager
+    val sourceManager: SourceManager by injectLazy()
 
     /**
      * Preferences.
      */
-    @Inject lateinit var preferences: PreferencesHelper
+    val preferences: PreferencesHelper by injectLazy()
 
     /**
      * Wake lock that will be held until the service is destroyed.
@@ -126,7 +126,6 @@ class LibraryUpdateService : Service() {
      */
     override fun onCreate() {
         super.onCreate()
-        App.get(this).component.inject(this)
         createAndAcquireWakeLock()
     }
 

app/src/main/java/eu/kanade/tachiyomi/data/mangasync/MangaSyncService.kt

@@ -2,23 +2,18 @@ package eu.kanade.tachiyomi.data.mangasync
 
 import android.content.Context
 import android.support.annotation.CallSuper
-import eu.kanade.tachiyomi.App
 import eu.kanade.tachiyomi.data.database.models.MangaSync
 import eu.kanade.tachiyomi.data.network.NetworkHelper
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import okhttp3.OkHttpClient
 import rx.Completable
 import rx.Observable
-import javax.inject.Inject
+import uy.kohesive.injekt.injectLazy
 
 abstract class MangaSyncService(private val context: Context, val id: Int) {
 
-    @Inject lateinit var preferences: PreferencesHelper
-    @Inject lateinit var networkService: NetworkHelper
-
-    init {
-        App.get(context).component.inject(this)
-    }
+    val preferences: PreferencesHelper by injectLazy()
+    val networkService: NetworkHelper by injectLazy()
 
     open val client: OkHttpClient
         get() = networkService.client

app/src/main/java/eu/kanade/tachiyomi/data/mangasync/UpdateMangaSyncService.kt

@@ -4,25 +4,23 @@ import android.app.Service
 import android.content.Context
 import android.content.Intent
 import android.os.IBinder
-import eu.kanade.tachiyomi.App
 import eu.kanade.tachiyomi.data.database.DatabaseHelper
 import eu.kanade.tachiyomi.data.database.models.MangaSync
 import rx.Observable
 import rx.android.schedulers.AndroidSchedulers
 import rx.schedulers.Schedulers
 import rx.subscriptions.CompositeSubscription
-import javax.inject.Inject
+import uy.kohesive.injekt.injectLazy
 
 class UpdateMangaSyncService : Service() {
 
-    @Inject lateinit var syncManager: MangaSyncManager
-    @Inject lateinit var db: DatabaseHelper
+    val syncManager: MangaSyncManager by injectLazy()
+    val db: DatabaseHelper by injectLazy()
 
     private lateinit var subscriptions: CompositeSubscription
 
     override fun onCreate() {
         super.onCreate()
-        App.get(this).component.inject(this)
         subscriptions = CompositeSubscription()
     }
 

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

@@ -97,8 +97,8 @@ class MyAnimeList(private val context: Context, id: Int) : MangaSyncService(cont
                 .flatMap { Observable.from(it.select("entry")) }
                 .filter { it.select("type").text() != "Novel" }
                 .map {
-                    MangaSync.create(this).apply {
-                        title = it.selectText("title")
+                    MangaSync.create(id).apply {
+                        title = it.selectText("title")!!
                         remote_id = it.selectInt("id")
                         total_chapters = it.selectInt("chapters")
                     }
@@ -114,8 +114,8 @@ class MyAnimeList(private val context: Context, id: Int) : MangaSyncService(cont
                 .map { Jsoup.parse(it.body().string()) }
                 .flatMap { Observable.from(it.select("manga")) }
                 .map {
-                    MangaSync.create(this).apply {
-                        title = it.selectText("series_title")
+                    MangaSync.create(id).apply {
+                        title = it.selectText("series_title")!!
                         remote_id = it.selectInt("series_mangadb_id")
                         last_chapter_read = it.selectInt("my_read_chapters")
                         status = it.selectInt("my_status")

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

@@ -1,9 +1,7 @@
 package eu.kanade.tachiyomi.data.source.model;
 
-import java.util.List;
-
-import eu.kanade.tachiyomi.data.database.models.Chapter;
 import eu.kanade.tachiyomi.data.network.ProgressListener;
+import eu.kanade.tachiyomi.ui.reader.ReaderChapter;
 import rx.subjects.PublishSubject;
 
 public class Page implements ProgressListener {
@@ -11,7 +9,7 @@ public class Page implements ProgressListener {
     private int pageNumber;
     private String url;
     private String imageUrl;
-    private transient Chapter chapter;
+    private transient ReaderChapter chapter;
     private transient String imagePath;
     private transient volatile int status;
     private transient volatile int progress;
@@ -90,16 +88,12 @@ public class Page implements ProgressListener {
         this.statusSubject = subject;
     }
 
-    public Chapter getChapter() {
+    public ReaderChapter getChapter() {
         return chapter;
     }
 
-    public void setChapter(Chapter chapter) {
+    public void setChapter(ReaderChapter chapter) {
         this.chapter = chapter;
     }
 
-    public boolean isLastPage() {
-        List<Page> chapterPages = chapter.getPages();
-        return chapterPages.size() -1 == pageNumber;
-    }
 }

app/src/main/java/eu/kanade/tachiyomi/data/source/online/OnlineSource.kt

@@ -1,7 +1,6 @@
 package eu.kanade.tachiyomi.data.source.online
 
 import android.content.Context
-import eu.kanade.tachiyomi.App
 import eu.kanade.tachiyomi.data.cache.ChapterCache
 import eu.kanade.tachiyomi.data.database.models.Chapter
 import eu.kanade.tachiyomi.data.database.models.Manga
@@ -14,9 +13,10 @@ import eu.kanade.tachiyomi.data.source.Language
 import eu.kanade.tachiyomi.data.source.Source
 import eu.kanade.tachiyomi.data.source.model.MangasPage
 import eu.kanade.tachiyomi.data.source.model.Page
+import eu.kanade.tachiyomi.util.UrlUtil
 import okhttp3.*
 import rx.Observable
-import javax.inject.Inject
+import uy.kohesive.injekt.injectLazy
 
 /**
  * A simple implementation for sources from a website.
@@ -28,17 +28,17 @@ abstract class OnlineSource(context: Context) : Source {
     /**
      * Network service.
      */
-    @Inject lateinit var network: NetworkHelper
+    val network: NetworkHelper by injectLazy()
 
     /**
      * Chapter cache.
      */
-    @Inject lateinit var chapterCache: ChapterCache
+    val chapterCache: ChapterCache by injectLazy()
 
     /**
      * Preferences helper.
      */
-    @Inject lateinit var preferences: PreferencesHelper
+    val preferences: PreferencesHelper by injectLazy()
 
     /**
      * Base url of the website without the trailing slash, like: http://mysite.com
@@ -61,11 +61,6 @@ abstract class OnlineSource(context: Context) : Source {
     open val client: OkHttpClient
         get() = network.client
 
-    init {
-        // Inject dependencies.
-        App.get(context).component.inject(this)
-    }
-
     /**
      * Headers builder for requests. Implementations can override this method for custom headers.
      */
@@ -443,6 +438,15 @@ abstract class OnlineSource(context: Context) : Source {
         }
     }
 
+    fun Chapter.setUrlWithoutDomain(url: String) {
+        this.url = UrlUtil.getPath(url)
+    }
+
+    fun Manga.setUrlWithoutDomain(url: String) {
+        this.url = UrlUtil.getPath(url)
+    }
+
+
     // Overridable method to allow custom parsing.
     open fun parseChapterNumber(chapter: Chapter) {
 

app/src/main/java/eu/kanade/tachiyomi/data/source/online/ParsedOnlineSource.kt

@@ -26,8 +26,7 @@ abstract class ParsedOnlineSource(context: Context) : OnlineSource(context) {
     override fun popularMangaParse(response: Response, page: MangasPage) {
         val document = Jsoup.parse(response.body().string())
         for (element in document.select(popularMangaSelector())) {
-            Manga().apply {
-                source = [email protected]
+            Manga.create(id).apply {
                 popularMangaFromElement(element, this)
                 page.mangas.add(this)
             }
@@ -70,8 +69,7 @@ abstract class ParsedOnlineSource(context: Context) : OnlineSource(context) {
     override fun searchMangaParse(response: Response, page: MangasPage, query: String) {
         val document = Jsoup.parse(response.body().string())
         for (element in document.select(searchMangaSelector())) {
-            Manga().apply {
-                source = [email protected]
+            Manga.create(id).apply {
                 searchMangaFromElement(element, this)
                 page.mangas.add(this)
             }

app/src/main/java/eu/kanade/tachiyomi/data/source/online/YamlOnlineSource.kt

@@ -54,10 +54,9 @@ class YamlOnlineSource(context: Context, mappings: Map<*, *>) : OnlineSource(con
     override fun popularMangaParse(response: Response, page: MangasPage) {
         val document = Jsoup.parse(response.body().string())
         for (element in document.select(map.popular.manga_css)) {
-            Manga().apply {
-                source = [email protected]
+            Manga.create(id).apply {
                 title = element.text()
-                setUrl(element.attr("href"))
+                setUrlWithoutDomain(element.attr("href"))
                 page.mangas.add(this)
             }
         }
@@ -84,10 +83,9 @@ class YamlOnlineSource(context: Context, mappings: Map<*, *>) : OnlineSource(con
     override fun searchMangaParse(response: Response, page: MangasPage, query: String) {
         val document = Jsoup.parse(response.body().string())
         for (element in document.select(map.search.manga_css)) {
-            Manga().apply {
-                source = [email protected]
+            Manga.create(id).apply {
                 title = element.text()
-                setUrl(element.attr("href"))
+                setUrlWithoutDomain(element.attr("href"))
                 page.mangas.add(this)
             }
         }
@@ -123,7 +121,7 @@ class YamlOnlineSource(context: Context, mappings: Map<*, *>) : OnlineSource(con
                 val chapter = Chapter.create()
                 element.select(title).first().let {
                     chapter.name = it.text()
-                    chapter.setUrl(it.attr("href"))
+                    chapter.setUrlWithoutDomain(it.attr("href"))
                 }
                 val dateElement = element.select(date?.select).first()
                 chapter.date_upload = date?.getDate(dateElement, pool, dateFormat)?.time ?: 0

app/src/main/java/eu/kanade/tachiyomi/data/source/online/english/Batoto.kt

@@ -62,8 +62,7 @@ class Batoto(context: Context, override val id: Int) : ParsedOnlineSource(contex
     override fun popularMangaParse(response: Response, page: MangasPage) {
         val document = Jsoup.parse(response.body().string())
         for (element in document.select(popularMangaSelector())) {
-            Manga().apply {
-                source = [email protected]
+            Manga.create(id).apply {
                 popularMangaFromElement(element, this)
                 page.mangas.add(this)
             }
@@ -78,7 +77,7 @@ class Batoto(context: Context, override val id: Int) : ParsedOnlineSource(contex
 
     override fun popularMangaFromElement(element: Element, manga: Manga) {
         element.select("a[href^=http://bato.to]").first().let {
-            manga.setUrl(it.attr("href"))
+            manga.setUrlWithoutDomain(it.attr("href"))
             manga.title = it.text().trim()
         }
     }
@@ -90,8 +89,7 @@ class Batoto(context: Context, override val id: Int) : ParsedOnlineSource(contex
     override fun searchMangaParse(response: Response, page: MangasPage, query: String) {
         val document = Jsoup.parse(response.body().string())
         for (element in document.select(searchMangaSelector())) {
-            Manga().apply {
-                source = [email protected]
+            Manga.create(id).apply {
                 searchMangaFromElement(element, this)
                 page.mangas.add(this)
             }
@@ -156,7 +154,7 @@ class Batoto(context: Context, override val id: Int) : ParsedOnlineSource(contex
     override fun chapterFromElement(element: Element, chapter: Chapter) {
         val urlElement = element.select("a[href^=http://bato.to/reader").first()
 
-        chapter.setUrl(urlElement.attr("href"))
+        chapter.setUrlWithoutDomain(urlElement.attr("href"))
         chapter.name = urlElement.text()
         chapter.date_upload = element.select("td").getOrNull(4)?.let {
             parseDateFromElement(it)

app/src/main/java/eu/kanade/tachiyomi/data/source/online/english/Kissmanga.kt

@@ -35,7 +35,7 @@ class Kissmanga(context: Context, override val id: Int) : ParsedOnlineSource(con
 
     override fun popularMangaFromElement(element: Element, manga: Manga) {
         element.select("td a:eq(0)").first().let {
-            manga.setUrl(it.attr("href"))
+            manga.setUrlWithoutDomain(it.attr("href"))
             manga.title = it.text()
         }
     }
@@ -88,7 +88,7 @@ class Kissmanga(context: Context, override val id: Int) : ParsedOnlineSource(con
     override fun chapterFromElement(element: Element, chapter: Chapter) {
         val urlElement = element.select("a").first()
 
-        chapter.setUrl(urlElement.attr("href"))
+        chapter.setUrlWithoutDomain(urlElement.attr("href"))
         chapter.name = urlElement.text()
         chapter.date_upload = element.select("td:eq(1)").first()?.text()?.let {
             SimpleDateFormat("MM/dd/yyyy").parse(it).time

app/src/main/java/eu/kanade/tachiyomi/data/source/online/english/Mangafox.kt

@@ -29,7 +29,7 @@ class Mangafox(context: Context, override val id: Int) : ParsedOnlineSource(cont
 
     override fun popularMangaFromElement(element: Element, manga: Manga) {
         element.select("a.title").first().let {
-            manga.setUrl(it.attr("href"))
+            manga.setUrlWithoutDomain(it.attr("href"))
             manga.title = it.text()
         }
     }
@@ -43,7 +43,7 @@ class Mangafox(context: Context, override val id: Int) : ParsedOnlineSource(cont
 
     override fun searchMangaFromElement(element: Element, manga: Manga) {
         element.select("a.series_preview").first().let {
-            manga.setUrl(it.attr("href"))
+            manga.setUrlWithoutDomain(it.attr("href"))
             manga.title = it.text()
         }
     }
@@ -74,7 +74,7 @@ class Mangafox(context: Context, override val id: Int) : ParsedOnlineSource(cont
     override fun chapterFromElement(element: Element, chapter: Chapter) {
         val urlElement = element.select("a.tips").first()
 
-        chapter.setUrl(urlElement.attr("href"))
+        chapter.setUrlWithoutDomain(urlElement.attr("href"))
         chapter.name = urlElement.text()
         chapter.date_upload = element.select("span.date").first()?.text()?.let { parseChapterDate(it) } ?: 0
     }

app/src/main/java/eu/kanade/tachiyomi/data/source/online/english/Mangahere.kt

@@ -27,7 +27,7 @@ class Mangahere(context: Context, override val id: Int) : ParsedOnlineSource(con
 
     override fun popularMangaFromElement(element: Element, manga: Manga) {
         element.select("div.title > a").first().let {
-            manga.setUrl(it.attr("href"))
+            manga.setUrlWithoutDomain(it.attr("href"))
             manga.title = it.text()
         }
     }
@@ -41,7 +41,7 @@ class Mangahere(context: Context, override val id: Int) : ParsedOnlineSource(con
 
     override fun searchMangaFromElement(element: Element, manga: Manga) {
         element.select("a.manga_info").first().let {
-            manga.setUrl(it.attr("href"))
+            manga.setUrlWithoutDomain(it.attr("href"))
             manga.title = it.text()
         }
     }
@@ -71,7 +71,7 @@ class Mangahere(context: Context, override val id: Int) : ParsedOnlineSource(con
     override fun chapterFromElement(element: Element, chapter: Chapter) {
         val urlElement = element.select("a").first()
 
-        chapter.setUrl(urlElement.attr("href"))
+        chapter.setUrlWithoutDomain(urlElement.attr("href"))
         chapter.name = urlElement.text()
         chapter.date_upload = element.select("span.right").first()?.text()?.let { parseChapterDate(it) } ?: 0
     }

app/src/main/java/eu/kanade/tachiyomi/data/source/online/english/Readmangatoday.kt

@@ -28,7 +28,7 @@ class Readmangatoday(context: Context, override val id: Int) : ParsedOnlineSourc
 
     override fun popularMangaFromElement(element: Element, manga: Manga) {
         element.select("div.title > h2 > a").first().let {
-            manga.setUrl(it.attr("href"))
+            manga.setUrlWithoutDomain(it.attr("href"))
             manga.title = it.attr("title")
         }
     }
@@ -54,7 +54,7 @@ class Readmangatoday(context: Context, override val id: Int) : ParsedOnlineSourc
 
     override fun searchMangaFromElement(element: Element, manga: Manga) {
         element.select("div.title > h2 > a").first().let {
-            manga.setUrl(it.attr("href"))
+            manga.setUrlWithoutDomain(it.attr("href"))
             manga.title = it.attr("title")
         }
     }
@@ -83,7 +83,7 @@ class Readmangatoday(context: Context, override val id: Int) : ParsedOnlineSourc
     override fun chapterFromElement(element: Element, chapter: Chapter) {
         val urlElement = element.select("a").first()
 
-        chapter.setUrl(urlElement.attr("href"))
+        chapter.setUrlWithoutDomain(urlElement.attr("href"))
         chapter.name = urlElement.select("span.val").text()
         chapter.date_upload = element.select("span.dte").first()?.text()?.let { parseChapterDate(it) } ?: 0
     }

app/src/main/java/eu/kanade/tachiyomi/data/source/online/russian/Mangachan.kt

@@ -29,7 +29,7 @@ class Mangachan(context: Context, override val id: Int) : ParsedOnlineSource(con
 
     override fun popularMangaFromElement(element: Element, manga: Manga) {
         element.select("h2 > a").first().let {
-            manga.setUrl(it.attr("href"))
+            manga.setUrlWithoutDomain(it.attr("href"))
             manga.title = it.text()
         }
     }
@@ -69,7 +69,7 @@ class Mangachan(context: Context, override val id: Int) : ParsedOnlineSource(con
     override fun chapterFromElement(element: Element, chapter: Chapter) {
         val urlElement = element.select("a").first()
 
-        chapter.setUrl(urlElement.attr("href"))
+        chapter.setUrlWithoutDomain(urlElement.attr("href"))
         chapter.name = urlElement.text()
         chapter.date_upload = element.select("div.date").first()?.text()?.let {
             SimpleDateFormat("yyyy-MM-dd", Locale.US).parse(it).time

app/src/main/java/eu/kanade/tachiyomi/data/source/online/russian/Mintmanga.kt

@@ -30,7 +30,7 @@ class Mintmanga(context: Context, override val id: Int) : ParsedOnlineSource(con
 
     override fun popularMangaFromElement(element: Element, manga: Manga) {
         element.select("h3 > a").first().let {
-            manga.setUrl(it.attr("href"))
+            manga.setUrlWithoutDomain(it.attr("href"))
             manga.title = it.attr("title")
         }
     }
@@ -69,7 +69,7 @@ class Mintmanga(context: Context, override val id: Int) : ParsedOnlineSource(con
     override fun chapterFromElement(element: Element, chapter: Chapter) {
         val urlElement = element.select("a").first()
 
-        chapter.setUrl(urlElement.attr("href") + "?mature=1")
+        chapter.setUrlWithoutDomain(urlElement.attr("href") + "?mature=1")
         chapter.name = urlElement.text().replace(" новое", "")
         chapter.date_upload = element.select("td:eq(1)").first()?.text()?.let {
             SimpleDateFormat("dd/MM/yy", Locale.US).parse(it).time

app/src/main/java/eu/kanade/tachiyomi/data/source/online/russian/Readmanga.kt

@@ -30,7 +30,7 @@ class Readmanga(context: Context, override val id: Int) : ParsedOnlineSource(con
 
     override fun popularMangaFromElement(element: Element, manga: Manga) {
         element.select("h3 > a").first().let {
-            manga.setUrl(it.attr("href"))
+            manga.setUrlWithoutDomain(it.attr("href"))
             manga.title = it.attr("title")
         }
     }
@@ -69,7 +69,7 @@ class Readmanga(context: Context, override val id: Int) : ParsedOnlineSource(con
     override fun chapterFromElement(element: Element, chapter: Chapter) {
         val urlElement = element.select("a").first()
 
-        chapter.setUrl(urlElement.attr("href") + "?mature=1")
+        chapter.setUrlWithoutDomain(urlElement.attr("href") + "?mature=1")
         chapter.name = urlElement.text().replace(" новое", "")
         chapter.date_upload = element.select("td:eq(1)").first()?.text()?.let {
             SimpleDateFormat("dd/MM/yy", Locale.US).parse(it).time

app/src/main/java/eu/kanade/tachiyomi/data/updater/UpdateDownloader.kt

@@ -8,7 +8,6 @@ import android.content.Intent
 import android.net.Uri
 import android.os.AsyncTask
 import android.support.v4.app.NotificationCompat
-import eu.kanade.tachiyomi.App
 import eu.kanade.tachiyomi.Constants
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.network.GET
@@ -18,8 +17,8 @@ import eu.kanade.tachiyomi.data.network.newCallWithProgress
 import eu.kanade.tachiyomi.util.notificationManager
 import eu.kanade.tachiyomi.util.saveTo
 import timber.log.Timber
+import uy.kohesive.injekt.injectLazy
 import java.io.File
-import javax.inject.Inject
 
 class UpdateDownloader(private val context: Context) :
         AsyncTask<String, Int, UpdateDownloader.DownloadResult>() {
@@ -40,7 +39,7 @@ class UpdateDownloader(private val context: Context) :
         }
     }
 
-    @Inject lateinit var network: NetworkHelper
+    val network: NetworkHelper by injectLazy()
 
     /**
      * Default download dir
@@ -59,9 +58,6 @@ class UpdateDownloader(private val context: Context) :
     private val notificationId: Int
         get() = Constants.NOTIFICATION_UPDATER_ID
 
-    init {
-        App.get(context).component.inject(this)
-    }
 
     /**
      * Class containing download result

app/src/main/java/eu/kanade/tachiyomi/ui/backup/BackupPresenter.kt

@@ -8,9 +8,9 @@ import rx.Observable
 import rx.Subscription
 import rx.android.schedulers.AndroidSchedulers
 import rx.schedulers.Schedulers
+import uy.kohesive.injekt.injectLazy
 import java.io.File
 import java.io.InputStream
-import javax.inject.Inject
 
 /**
  * Presenter of [BackupFragment].
@@ -20,7 +20,7 @@ class BackupPresenter : BasePresenter<BackupFragment>() {
     /**
      * Database.
      */
-    @Inject lateinit var db: DatabaseHelper
+    val db: DatabaseHelper by injectLazy()
 
     /**
      * Backup manager.

app/src/main/java/eu/kanade/tachiyomi/ui/base/activity/BaseRxActivity.kt

@@ -12,7 +12,6 @@ abstract class BaseRxActivity<P : BasePresenter<*>> : NucleusAppCompatActivity<P
         setPresenterFactory {
             superFactory.createPresenter().apply {
                 val app = application as App
-                app.componentReflection.inject(this)
                 context = app.applicationContext
             }
         }

app/src/main/java/eu/kanade/tachiyomi/ui/base/fragment/BaseRxFragment.kt

@@ -12,7 +12,6 @@ abstract class BaseRxFragment<P : BasePresenter<*>> : NucleusSupportFragment<P>(
         setPresenterFactory {
             superFactory.createPresenter().apply {
                 val app = activity.application as App
-                app.componentReflection.inject(this)
                 context = app.applicationContext
             }
         }

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

@@ -56,7 +56,7 @@ class CatalogueAdapter(val fragment: CatalogueFragment) : FlexibleAdapter<Catalo
      * @return an identifier for the item.
      */
     override fun getItemId(position: Int): Long {
-        return mItems[position].id
+        return mItems[position].id!!
     }
 
     /**

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

@@ -383,7 +383,7 @@ class CatalogueFragment : BaseRxFragment<CataloguePresenter>(), FlexibleViewHold
      * @return the holder of the manga or null if it's not bound.
      */
     private fun getHolder(manga: Manga): CatalogueGridHolder? {
-        return catalogue_grid.findViewHolderForItemId(manga.id) as? CatalogueGridHolder
+        return catalogue_grid.findViewHolderForItemId(manga.id!!) as? CatalogueGridHolder
     }
 
     /**

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

@@ -19,7 +19,7 @@ import rx.android.schedulers.AndroidSchedulers
 import rx.schedulers.Schedulers
 import rx.subjects.PublishSubject
 import timber.log.Timber
-import javax.inject.Inject
+import uy.kohesive.injekt.injectLazy
 
 /**
  * Presenter of [CatalogueFragment].
@@ -29,22 +29,22 @@ class CataloguePresenter : BasePresenter<CatalogueFragment>() {
     /**
      * Source manager.
      */
-    @Inject lateinit var sourceManager: SourceManager
+    val sourceManager: SourceManager by injectLazy()
 
     /**
      * Database.
      */
-    @Inject lateinit var db: DatabaseHelper
+    val db: DatabaseHelper by injectLazy()
 
     /**
      * Preferences.
      */
-    @Inject lateinit var prefs: PreferencesHelper
+    val prefs: PreferencesHelper by injectLazy()
 
     /**
      * Cover cache.
      */
-    @Inject lateinit var coverCache: CoverCache
+    val coverCache: CoverCache by injectLazy()
 
     /**
      * Enabled sources.

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

@@ -5,7 +5,7 @@ import eu.kanade.tachiyomi.data.database.DatabaseHelper
 import eu.kanade.tachiyomi.data.database.models.Category
 import eu.kanade.tachiyomi.ui.base.presenter.BasePresenter
 import rx.android.schedulers.AndroidSchedulers
-import javax.inject.Inject
+import uy.kohesive.injekt.injectLazy
 
 /**
  * Presenter of CategoryActivity.
@@ -17,7 +17,7 @@ class CategoryPresenter : BasePresenter<CategoryActivity>() {
     /**
      * Used to connect to database
      */
-    @Inject lateinit var db: DatabaseHelper
+    val db: DatabaseHelper by injectLazy()
 
     /**
      * List containing categories

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

@@ -35,7 +35,7 @@ class DownloadAdapter(private val context: Context) : FlexibleAdapter<DownloadHo
      * @return an identifier for the item.
      */
     override fun getItemId(position: Int): Long {
-        return getItem(position).chapter.id
+        return getItem(position).chapter.id!!
     }
 
     /**

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

@@ -262,7 +262,7 @@ class DownloadFragment : BaseRxFragment<DownloadPresenter>() {
      * @return the holder of the download or null if it's not bound.
      */
     private fun getHolder(download: Download): DownloadHolder? {
-        return recycler.findViewHolderForItemId(download.chapter.id) as? DownloadHolder
+        return recycler.findViewHolderForItemId(download.chapter.id!!) as? DownloadHolder
     }
 
     /**

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

@@ -7,7 +7,7 @@ import eu.kanade.tachiyomi.data.download.model.DownloadQueue
 import eu.kanade.tachiyomi.ui.base.presenter.BasePresenter
 import rx.Observable
 import timber.log.Timber
-import javax.inject.Inject
+import uy.kohesive.injekt.injectLazy
 
 /**
  * Presenter of [DownloadFragment].
@@ -24,7 +24,7 @@ class DownloadPresenter : BasePresenter<DownloadFragment>() {
     /**
      * Download manager.
      */
-    @Inject lateinit var downloadManager: DownloadManager
+    val downloadManager: DownloadManager by injectLazy()
 
     /**
      * Property to get the queue from the download manager.

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

@@ -49,7 +49,7 @@ class LibraryCategoryAdapter(val fragment: LibraryCategoryFragment) :
      * @return an identifier for the item.
      */
     override fun getItemId(position: Int): Long {
-        return mItems[position].id
+        return mItems[position].id!!
     }
 
     /**
@@ -72,8 +72,8 @@ class LibraryCategoryAdapter(val fragment: LibraryCategoryFragment) :
      * @return true if the manga should be included, false otherwise.
      */
     override fun filterObject(manga: Manga, query: String): Boolean = with(manga) {
-        title != null && title.toLowerCase().contains(query) ||
-                author != null && author.toLowerCase().contains(query)
+        title.toLowerCase().contains(query) ||
+                author != null && author!!.toLowerCase().contains(query)
     }
 
     /**

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

@@ -16,10 +16,10 @@ import rx.Observable
 import rx.android.schedulers.AndroidSchedulers
 import rx.schedulers.Schedulers
 import rx.subjects.BehaviorSubject
+import uy.kohesive.injekt.injectLazy
 import java.io.IOException
 import java.io.InputStream
 import java.util.*
-import javax.inject.Inject
 
 /**
  * Presenter of [LibraryFragment].
@@ -49,27 +49,27 @@ class LibraryPresenter : BasePresenter<LibraryFragment>() {
     /**
      * Database.
      */
-    @Inject lateinit var db: DatabaseHelper
+    val db: DatabaseHelper by injectLazy()
 
     /**
      * Preferences.
      */
-    @Inject lateinit var preferences: PreferencesHelper
+    val preferences: PreferencesHelper by injectLazy()
 
     /**
      * Cover cache.
      */
-    @Inject lateinit var coverCache: CoverCache
+    val coverCache: CoverCache by injectLazy()
 
     /**
      * Source manager.
      */
-    @Inject lateinit var sourceManager: SourceManager
+    val sourceManager: SourceManager by injectLazy()
 
     /**
      * Download manager.
      */
-    @Inject lateinit var downloadManager: DownloadManager
+    val downloadManager: DownloadManager by injectLazy()
 
     companion object {
         /**
@@ -279,7 +279,7 @@ class LibraryPresenter : BasePresenter<LibraryFragment>() {
     @Throws(IOException::class)
     fun editCoverWithStream(inputStream: InputStream, manga: Manga): Boolean {
         if (manga.thumbnail_url != null && manga.favorite) {
-            coverCache.copyToCache(manga.thumbnail_url, inputStream)
+            coverCache.copyToCache(manga.thumbnail_url!!, inputStream)
             return true
         }
         return false

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

@@ -5,7 +5,6 @@ import android.os.Bundle
 import android.support.v4.app.Fragment
 import android.support.v4.view.GravityCompat
 import android.view.MenuItem
-import eu.kanade.tachiyomi.App
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import eu.kanade.tachiyomi.ui.backup.BackupFragment
@@ -18,11 +17,11 @@ import eu.kanade.tachiyomi.ui.recently_read.RecentlyReadFragment
 import eu.kanade.tachiyomi.ui.setting.SettingsActivity
 import kotlinx.android.synthetic.main.activity_main.*
 import kotlinx.android.synthetic.main.toolbar.*
-import javax.inject.Inject
+import uy.kohesive.injekt.injectLazy
 
 class MainActivity : BaseActivity() {
 
-    @Inject lateinit var preferences: PreferencesHelper
+    val preferences: PreferencesHelper by injectLazy()
 
     override fun onCreate(savedState: Bundle?) {
         setAppTheme()
@@ -34,8 +33,6 @@ class MainActivity : BaseActivity() {
             return
         }
 
-        App.get(this).component.inject(this)
-
         // Inflate activity_main.xml.
         setContentView(R.layout.activity_main)
 

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

@@ -9,7 +9,7 @@ import eu.kanade.tachiyomi.ui.manga.info.ChapterCountEvent
 import eu.kanade.tachiyomi.util.SharedData
 import rx.Observable
 import rx.Subscription
-import javax.inject.Inject
+import uy.kohesive.injekt.injectLazy
 
 /**
  * Presenter of [MangaActivity].
@@ -19,12 +19,12 @@ class MangaPresenter : BasePresenter<MangaActivity>() {
     /**
      * Database helper.
      */
-    @Inject lateinit var db: DatabaseHelper
+    val db: DatabaseHelper by injectLazy()
 
     /**
      * Manga sync manager.
      */
-    @Inject lateinit var syncManager: MangaSyncManager
+    val syncManager: MangaSyncManager by injectLazy()
 
     /**
      * Manga associated with this instance.

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

@@ -0,0 +1,19 @@
+package eu.kanade.tachiyomi.ui.manga.chapter
+
+import eu.kanade.tachiyomi.data.database.models.Chapter
+import eu.kanade.tachiyomi.data.download.model.Download
+
+class ChapterModel(c: Chapter) : Chapter by c {
+
+    private var _status: Int = 0
+
+    var status: Int
+        get() = download?.status ?: _status
+        set(value) { _status = value }
+
+    var download: Download? = null
+
+    val isDownloaded: Boolean
+        get() = status == Download.DOWNLOADED
+
+}

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

@@ -3,10 +3,9 @@ package eu.kanade.tachiyomi.ui.manga.chapter
 import android.view.ViewGroup
 import eu.davidea.flexibleadapter.FlexibleAdapter
 import eu.kanade.tachiyomi.R
-import eu.kanade.tachiyomi.data.database.models.Chapter
 import eu.kanade.tachiyomi.util.inflate
 
-class ChaptersAdapter(val fragment: ChaptersFragment) : FlexibleAdapter<ChaptersHolder, Chapter>() {
+class ChaptersAdapter(val fragment: ChaptersFragment) : FlexibleAdapter<ChaptersHolder, ChapterModel>() {
 
     init {
         setHasStableIds(true)
@@ -30,10 +29,10 @@ class ChaptersAdapter(val fragment: ChaptersFragment) : FlexibleAdapter<Chapters
     }
 
     override fun getItemId(position: Int): Long {
-        return mItems[position].id
+        return mItems[position].id!!
     }
 
-    fun setItems(chapters: List<Chapter>) {
+    fun setItems(chapters: List<ChapterModel>) {
         mItems = chapters
         notifyDataSetChanged()
     }

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

@@ -134,8 +134,7 @@ class ChaptersFragment : BaseRxFragment<ChaptersPresenter>(), ActionMode.Callbac
                 presenter.setDownloadedFilter(item.isChecked)
             }
             R.id.action_filter_empty -> {
-                presenter.setReadFilter(false)
-                presenter.setDownloadedFilter(false)
+                presenter.removeFilters()
                 activity.supportInvalidateOptionsMenu()
             }
             R.id.action_sort -> presenter.revertSortOrder()
@@ -150,7 +149,7 @@ class ChaptersFragment : BaseRxFragment<ChaptersPresenter>(), ActionMode.Callbac
         setDownloadedFilter()
     }
 
-    fun onNextChapters(chapters: List<Chapter>) {
+    fun onNextChapters(chapters: List<ChapterModel>) {
         // If the list is empty, fetch chapters from source if the conditions are met
         // We use presenter chapters instead because they are always unfiltered
         if (presenter.chapters.isEmpty())
@@ -206,7 +205,7 @@ class ChaptersFragment : BaseRxFragment<ChaptersPresenter>(), ActionMode.Callbac
                     // Save the new display mode
                     presenter.setDisplayMode(itemView.id)
                     // Refresh ui
-                    adapter.notifyDataSetChanged()
+                    adapter.notifyItemRangeChanged(0, adapter.itemCount)
                     true
                 }
                 .show()
@@ -271,7 +270,7 @@ class ChaptersFragment : BaseRxFragment<ChaptersPresenter>(), ActionMode.Callbac
     }
 
     private fun getHolder(chapter: Chapter): ChaptersHolder? {
-        return recycler.findViewHolderForItemId(chapter.id) as? ChaptersHolder
+        return recycler.findViewHolderForItemId(chapter.id!!) as? ChaptersHolder
     }
 
     override fun onCreateActionMode(mode: ActionMode, menu: Menu): Boolean {
@@ -309,7 +308,7 @@ class ChaptersFragment : BaseRxFragment<ChaptersPresenter>(), ActionMode.Callbac
         actionMode = null
     }
 
-    fun getSelectedChapters(): List<Chapter> {
+    fun getSelectedChapters(): List<ChapterModel> {
         return adapter.selectedItems.map { adapter.getItem(it) }
     }
 
@@ -322,27 +321,27 @@ class ChaptersFragment : BaseRxFragment<ChaptersPresenter>(), ActionMode.Callbac
         setContextTitle(adapter.selectedItemCount)
     }
 
-    fun markAsRead(chapters: List<Chapter>) {
+    fun markAsRead(chapters: List<ChapterModel>) {
         presenter.markChaptersRead(chapters, true)
         if (presenter.preferences.removeAfterMarkedAsRead()) {
             deleteChapters(chapters)
         }
     }
 
-    fun markAsUnread(chapters: List<Chapter>) {
+    fun markAsUnread(chapters: List<ChapterModel>) {
         presenter.markChaptersRead(chapters, false)
     }
 
-    fun markPreviousAsRead(chapter: Chapter) {
+    fun markPreviousAsRead(chapter: ChapterModel) {
         presenter.markPreviousChaptersAsRead(chapter)
     }
 
-    fun downloadChapters(chapters: List<Chapter>) {
+    fun downloadChapters(chapters: List<ChapterModel>) {
         destroyActionModeIfNeeded()
         presenter.downloadChapters(chapters)
     }
 
-    fun deleteChapters(chapters: List<Chapter>) {
+    fun deleteChapters(chapters: List<ChapterModel>) {
         destroyActionModeIfNeeded()
         DeletingChaptersDialog().show(childFragmentManager, DeletingChaptersDialog.TAG)
         presenter.deleteChapters(chapters)
@@ -350,7 +349,7 @@ class ChaptersFragment : BaseRxFragment<ChaptersPresenter>(), ActionMode.Callbac
 
     fun onChaptersDeleted() {
         dismissDeletingDialog()
-        adapter.notifyDataSetChanged()
+        adapter.notifyItemRangeChanged(0, adapter.itemCount)
     }
 
     fun onChaptersDeletedError(error: Throwable) {

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

@@ -1,10 +1,8 @@
 package eu.kanade.tachiyomi.ui.manga.chapter
 
-import android.content.Context
 import android.view.View
 import android.widget.PopupMenu
 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.download.model.Download
 import eu.kanade.tachiyomi.ui.base.adapter.FlexibleViewHolder
@@ -26,7 +24,7 @@ class ChaptersHolder(
     private val decimalFormat = DecimalFormat("#.###", DecimalFormatSymbols().apply { decimalSeparator = '.' })
     private val df = DateFormat.getDateInstance(DateFormat.SHORT)
 
-    private var item: Chapter? = null
+    private var item: ChapterModel? = null
 
     init {
         // We need to post a Runnable to show the popup to make sure that the PopupMenu is
@@ -35,19 +33,16 @@ class ChaptersHolder(
         view.chapter_menu.setOnClickListener { it.post { showPopupMenu(it) } }
     }
 
-    fun onSetValues(chapter: Chapter, manga: Manga?) = with(view) {
+    fun onSetValues(chapter: ChapterModel, manga: Manga?) = with(view) {
         item = chapter
 
-        val name: String
-        when (manga?.displayMode) {
+        chapter_title.text = when (manga?.displayMode) {
             Manga.DISPLAY_NUMBER -> {
                 val formattedNumber = decimalFormat.format(chapter.chapter_number.toDouble())
-                name = context.getString(R.string.display_mode_chapter, formattedNumber)
+                context.getString(R.string.display_mode_chapter, formattedNumber)
             }
-            else -> name = chapter.name
+            else -> chapter.name
         }
-
-        chapter_title.text = name
         chapter_title.setTextColor(if (chapter.read) readColor else unreadColor)
 
         if (chapter.date_upload > 0) {
@@ -57,31 +52,26 @@ class ChaptersHolder(
             chapter_date.text = ""
         }
 
-        if (!chapter.read && chapter.last_page_read > 0) {
-            chapter_pages.text = context.getString(R.string.chapter_progress, chapter.last_page_read + 1)
+        chapter_pages.text = if (!chapter.read && chapter.last_page_read > 0) {
+            context.getString(R.string.chapter_progress, chapter.last_page_read + 1)
         } else {
-            chapter_pages.text = ""
+            ""
         }
 
         notifyStatus(chapter.status)
     }
 
-    fun notifyStatus(status: Int) = with(view) {
+    fun notifyStatus(status: Int) = with(view.download_text) {
         when (status) {
-            Download.QUEUE -> download_text.setText(R.string.chapter_queued)
-            Download.DOWNLOADING -> download_text.setText(R.string.chapter_downloading)
-            Download.DOWNLOADED -> download_text.setText(R.string.chapter_downloaded)
-            Download.ERROR -> download_text.setText(R.string.chapter_error)
-            else -> download_text.text = ""
+            Download.QUEUE -> setText(R.string.chapter_queued)
+            Download.DOWNLOADING -> setText(R.string.chapter_downloading)
+            Download.DOWNLOADED -> setText(R.string.chapter_downloaded)
+            Download.ERROR -> setText(R.string.chapter_error)
+            else -> text = ""
         }
     }
 
-    fun onProgressChange(context: Context, downloaded: Int, total: Int) {
-        view.download_text.text = context.getString(
-                R.string.chapter_downloading_progress, downloaded, total)
-    }
-
-    private fun showPopupMenu(view: View) = item?.let { item ->
+    private fun showPopupMenu(view: View) = item?.let { chapter ->
         // Create a PopupMenu, giving it the clicked view for an anchor
         val popup = PopupMenu(view.context, view)
 
@@ -89,32 +79,35 @@ class ChaptersHolder(
         popup.menuInflater.inflate(R.menu.chapter_single, popup.menu)
 
         // Hide download and show delete if the chapter is downloaded
-        if (item.isDownloaded) {
+        if (chapter.isDownloaded) {
             popup.menu.findItem(R.id.action_download).isVisible = false
             popup.menu.findItem(R.id.action_delete).isVisible = true
         }
 
         // Hide mark as unread when the chapter is unread
-        if (!item.read && item.last_page_read == 0) {
+        if (!chapter.read && chapter.last_page_read == 0) {
             popup.menu.findItem(R.id.action_mark_as_unread).isVisible = false
         }
 
         // Hide mark as read when the chapter is read
-        if (item.read) {
+        if (chapter.read) {
             popup.menu.findItem(R.id.action_mark_as_read).isVisible = false
         }
 
         // Set a listener so we are notified if a menu item is clicked
         popup.setOnMenuItemClickListener { menuItem ->
-            val chapter = listOf(item)
-
-            when (menuItem.itemId) {
-                R.id.action_download -> adapter.fragment.downloadChapters(chapter)
-                R.id.action_delete -> adapter.fragment.deleteChapters(chapter)
-                R.id.action_mark_as_read -> adapter.fragment.markAsRead(chapter)
-                R.id.action_mark_as_unread -> adapter.fragment.markAsUnread(chapter)
-                R.id.action_mark_previous_as_read -> adapter.fragment.markPreviousAsRead(item)
+            val chapterList = listOf(chapter)
+
+            with(adapter.fragment) {
+                when (menuItem.itemId) {
+                    R.id.action_download -> downloadChapters(chapterList)
+                    R.id.action_delete -> deleteChapters(chapterList)
+                    R.id.action_mark_as_read -> markAsRead(chapterList)
+                    R.id.action_mark_as_unread -> markAsUnread(chapterList)
+                    R.id.action_mark_previous_as_read -> markPreviousAsRead(chapter)
+                }
             }
+
             true
         }
 

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

@@ -20,108 +20,197 @@ import rx.android.schedulers.AndroidSchedulers
 import rx.schedulers.Schedulers
 import rx.subjects.PublishSubject
 import timber.log.Timber
-import javax.inject.Inject
+import uy.kohesive.injekt.injectLazy
 
+/**
+ * Presenter of [ChaptersFragment].
+ */
 class ChaptersPresenter : BasePresenter<ChaptersFragment>() {
 
-    @Inject lateinit var db: DatabaseHelper
-    @Inject lateinit var sourceManager: SourceManager
-    @Inject lateinit var preferences: PreferencesHelper
-    @Inject lateinit var downloadManager: DownloadManager
-
+    /**
+     * Database helper.
+     */
+    val db: DatabaseHelper by injectLazy()
+
+    /**
+     * Source manager.
+     */
+    val sourceManager: SourceManager by injectLazy()
+
+    /**
+     * Preferences.
+     */
+    val preferences: PreferencesHelper by injectLazy()
+
+    /**
+     * Downloads manager.
+     */
+    val downloadManager: DownloadManager by injectLazy()
+
+    /**
+     * Active manga.
+     */
     lateinit var manga: Manga
         private set
 
+    /**
+     * Source of the manga.
+     */
     lateinit var source: Source
         private set
 
-    lateinit var chapters: List<Chapter>
+    /**
+     * List of chapters of the manga. It's always unfiltered and unsorted.
+     */
+    lateinit var chapters: List<ChapterModel>
         private set
 
-    lateinit var chaptersSubject: PublishSubject<List<Chapter>>
-        private set
+    /**
+     * Subject of list of chapters to allow updating the view without going to DB.
+     */
+    val chaptersSubject by lazy { PublishSubject.create<List<ChapterModel>>() }
 
-    var hasRequested: Boolean = false
+    /**
+     * Whether the chapter list has been requested to the source.
+     */
+    var hasRequested = false
         private set
 
-    private val DB_CHAPTERS = 1
-    private val FETCH_CHAPTERS = 2
-    private val CHAPTER_STATUS_CHANGES = 3
+    companion object {
+        /**
+         * Id of the restartable which sends a filtered and ordered list of chapters to the view.
+         */
+        private const val GET_CHAPTERS = 1
+
+        /**
+         * Id of the restartable which requests an updated list of chapters to the source.
+         */
+        private const val FETCH_CHAPTERS = 2
+
+        /**
+         * Id of the restartable which listens for download status changes.
+         */
+        private const val CHAPTER_STATUS_CHANGES = 3
+    }
 
     override fun onCreate(savedState: Bundle?) {
         super.onCreate(savedState)
 
-        chaptersSubject = PublishSubject.create()
-
-        startableLatestCache(DB_CHAPTERS,
-                { getDbChaptersObs() },
+        startableLatestCache(GET_CHAPTERS,
+                // On each subject emission, apply filters and sort then update the view.
+                { chaptersSubject
+                        .flatMap { applyChapterFilters(it) }
+                        .observeOn(AndroidSchedulers.mainThread()) },
                 { view, chapters -> view.onNextChapters(chapters) })
 
         startableFirst(FETCH_CHAPTERS,
-                { getOnlineChaptersObs() },
+                { getRemoteChaptersObservable() },
                 { view, result -> view.onFetchChaptersDone() },
                 { view, error -> view.onFetchChaptersError(error) })
 
         startableLatestCache(CHAPTER_STATUS_CHANGES,
-                { getChapterStatusObs() },
+                { getChapterStatusObservable() },
                 { view, download -> view.onChapterStatusChange(download) },
                 { view, error -> Timber.e(error.cause, error.message) })
 
+        // Find the active manga from the shared data or return.
         manga = SharedData.get(MangaEvent::class.java)?.manga ?: return
         Observable.just(manga)
                 .subscribeLatestCache({ view, manga -> view.onNextManga(manga) })
 
+        // Find the source for this manga.
         source = sourceManager.get(manga.source)!!
-        start(DB_CHAPTERS)
 
+        // Prepare the publish subject.
+        start(GET_CHAPTERS)
+
+        // Add the subscription that retrieves the chapters from the database, keeps subscribed to
+        // changes, and sends the list of chapters to the publish subject.
         add(db.getChapters(manga).asRxObservable()
+                .map { chapters ->
+                    // Convert every chapter to a model.
+                    chapters.map { it.toModel() }
+                }
                 .doOnNext { chapters ->
+                    // Store the last emission
                     this.chapters = chapters
-                    SharedData.get(ChapterCountEvent::class.java)?.emit(chapters.size)
-                    for (chapter in chapters) {
-                        setChapterStatus(chapter)
-                    }
+
+                    // Listen for download status changes
                     start(CHAPTER_STATUS_CHANGES)
+
+                    // Emit the number of chapters to the info tab.
+                    SharedData.get(ChapterCountEvent::class.java)?.emit(chapters.size)
                 }
                 .subscribe { chaptersSubject.onNext(it) })
     }
 
+    /**
+     * Converts a chapter from the database to an extended model, allowing to store new fields.
+     */
+    private fun Chapter.toModel(): ChapterModel {
+        // Create the model object.
+        val model = ChapterModel(this)
+
+        // Find an active download for this chapter.
+        val download = downloadManager.queue.find { it.chapter.id == id }
+
+        if (download != null) {
+            // If there's an active download, assign it.
+            model.download = download
+        } else {
+            // Otherwise ask the manager if the chapter is downloaded and assign it to the status.
+            model.status = if (downloadManager.isChapterDownloaded(source, manga, this))
+                Download.DOWNLOADED
+            else
+                Download.NOT_DOWNLOADED
+        }
+        return model
+    }
+
+    /**
+     * Requests an updated list of chapters from the source.
+     */
     fun fetchChaptersFromSource() {
         hasRequested = true
         start(FETCH_CHAPTERS)
     }
 
+    /**
+     * Updates the UI after applying the filters.
+     */
     private fun refreshChapters() {
         chaptersSubject.onNext(chapters)
     }
 
-    fun getOnlineChaptersObs(): Observable<Pair<Int, Int>> {
-        return source.fetchChapterList(manga)
-                .subscribeOn(Schedulers.io())
-                .map { syncChaptersWithSource(db, it, manga, source) }
-                .observeOn(AndroidSchedulers.mainThread())
-    }
-
-    fun getDbChaptersObs(): Observable<List<Chapter>> {
-        return chaptersSubject
-                .flatMap { applyChapterFilters(it) }
-                .observeOn(AndroidSchedulers.mainThread())
-    }
-
-    fun getChapterStatusObs(): Observable<Download> {
-        return downloadManager.queue.getStatusObservable()
-                .observeOn(AndroidSchedulers.mainThread())
-                .filter { download -> download.manga.id == manga.id }
-                .doOnNext { updateChapterStatus(it) }
-    }
-
-    private fun applyChapterFilters(chapters: List<Chapter>): Observable<List<Chapter>> {
+    /**
+     * Returns an observable that updates the chapter list with the latest from the source.
+     */
+    fun getRemoteChaptersObservable() = source.fetchChapterList(manga)
+            .subscribeOn(Schedulers.io())
+            .map { syncChaptersWithSource(db, it, manga, source) }
+            .observeOn(AndroidSchedulers.mainThread())
+
+    /**
+     * Returns an observable that listens to download queue status changes.
+     */
+    fun getChapterStatusObservable() = downloadManager.queue.getStatusObservable()
+            .observeOn(AndroidSchedulers.mainThread())
+            .filter { download -> download.manga.id == manga.id }
+            .doOnNext { onDownloadStatusChange(it) }
+
+    /**
+     * Applies the view filters to the list of chapters obtained from the database.
+     *
+     * @param chapters the list of chapters from the database
+     * @return an observable of the list of chapters filtered and sorted.
+     */
+    private fun applyChapterFilters(chapters: List<ChapterModel>): Observable<List<ChapterModel>> {
         var observable = Observable.from(chapters).subscribeOn(Schedulers.io())
         if (onlyUnread()) {
-            observable = observable.filter { chapter -> !chapter.read }
+            observable = observable.filter { !it.read }
         }
         if (onlyDownloaded()) {
-            observable = observable.filter { chapter -> chapter.status == Download.DOWNLOADED }
+            observable = observable.filter { it.isDownloaded }
         }
         val sortFunction: (Chapter, Chapter) -> Int = when (manga.sorting) {
             Manga.SORTING_SOURCE -> when (sortDescending()) {
@@ -137,37 +226,40 @@ class ChaptersPresenter : BasePresenter<ChaptersFragment>() {
         return observable.toSortedList(sortFunction)
     }
 
-    private fun setChapterStatus(chapter: Chapter) {
-        for (download in downloadManager.queue) {
-            if (chapter.id == download.chapter.id) {
-                chapter.status = download.status
-                return
+    /**
+     * Called when a download for the active manga changes status.
+     *
+     * @param download the download whose status changed.
+     */
+    fun onDownloadStatusChange(download: Download) {
+        // Assign the download to the model object.
+        if (download.status == Download.QUEUE) {
+            chapters.find { it.id == download.chapter.id }?.let {
+                if (it.download == null) {
+                    it.download = download
+                }
             }
         }
 
-        if (downloadManager.isChapterDownloaded(source, manga, chapter)) {
-            chapter.status = Download.DOWNLOADED
-        } else {
-            chapter.status = Download.NOT_DOWNLOADED
-        }
-    }
-
-    fun updateChapterStatus(download: Download) {
-        for (chapter in chapters) {
-            if (download.chapter.id == chapter.id) {
-                chapter.status = download.status
-                break
-            }
-        }
+        // Force UI update if downloaded filter active and download finished.
         if (onlyDownloaded() && download.status == Download.DOWNLOADED)
             refreshChapters()
     }
 
-    fun getNextUnreadChapter(): Chapter? {
+    /**
+     * Returns the next unread chapter or null if everything is read.
+     */
+    fun getNextUnreadChapter(): ChapterModel? {
         return chapters.sortedByDescending { it.source_order }.find { !it.read }
     }
 
-    fun markChaptersRead(selectedChapters: List<Chapter>, read: Boolean) {
+    /**
+     * Mark the selected chapter list as read/unread.
+     *
+     * @param selectedChapters the list of selected chapters.
+     * @param read whether to mark chapters as read or unread.
+     */
+    fun markChaptersRead(selectedChapters: List<ChapterModel>, read: Boolean) {
         Observable.from(selectedChapters)
                 .doOnNext { chapter ->
                     chapter.read = read
@@ -181,21 +273,36 @@ class ChaptersPresenter : BasePresenter<ChaptersFragment>() {
                 .subscribe()
     }
 
-    fun markPreviousChaptersAsRead(selected: Chapter) {
+    /**
+     * Mark the previous chapters to the selected one as read.
+     *
+     * @param chapter the selected chapter.
+     */
+    fun markPreviousChaptersAsRead(chapter: ChapterModel) {
         Observable.from(chapters)
-                .filter { it.isRecognizedNumber && it.chapter_number < selected.chapter_number }
+                .filter { it.isRecognizedNumber && it.chapter_number < chapter.chapter_number }
                 .doOnNext { it.read = true }
                 .toList()
                 .flatMap { db.updateChaptersProgress(it).asRxObservable() }
                 .subscribe()
     }
 
-    fun downloadChapters(chapters: List<Chapter>) {
+    /**
+     * Downloads the given list of chapters with the manager.
+     *
+     * @param chapters the list of chapters to download.
+     */
+    fun downloadChapters(chapters: List<ChapterModel>) {
         DownloadService.start(context)
         downloadManager.downloadChapters(manga, chapters)
     }
 
-    fun deleteChapters(chapters: List<Chapter>) {
+    /**
+     * Deletes the given list of chapter.
+     *
+     * @param chapters the list of chapters to delete.
+     */
+    fun deleteChapters(chapters: List<ChapterModel>) {
         val wasRunning = downloadManager.isRunning
         if (wasRunning) {
             DownloadService.stop(context)
@@ -216,49 +323,97 @@ class ChaptersPresenter : BasePresenter<ChaptersFragment>() {
                 })
     }
 
-    private fun deleteChapter(chapter: Chapter) {
+    /**
+     * Deletes a chapter from disk. This method is called in a background thread.
+     *
+     * @param chapter the chapter to delete.
+     */
+    private fun deleteChapter(chapter: ChapterModel) {
         downloadManager.queue.del(chapter)
         downloadManager.deleteChapter(source, manga, chapter)
         chapter.status = Download.NOT_DOWNLOADED
+        chapter.download = null
     }
 
+    /**
+     * Reverses the sorting and requests an UI update.
+     */
     fun revertSortOrder() {
         manga.setChapterOrder(if (sortDescending()) Manga.SORT_ASC else Manga.SORT_DESC)
         db.updateFlags(manga).executeAsBlocking()
         refreshChapters()
     }
 
+    /**
+     * Sets the read filter and requests an UI update.
+     *
+     * @param onlyUnread whether to display only unread chapters or all chapters.
+     */
     fun setReadFilter(onlyUnread: Boolean) {
         manga.readFilter = if (onlyUnread) Manga.SHOW_UNREAD else Manga.SHOW_ALL
         db.updateFlags(manga).executeAsBlocking()
         refreshChapters()
     }
 
+    /**
+     * Sets the download filter and requests an UI update.
+     *
+     * @param onlyDownloaded whether to display only downloaded chapters or all chapters.
+     */
     fun setDownloadedFilter(onlyDownloaded: Boolean) {
         manga.downloadedFilter = if (onlyDownloaded) Manga.SHOW_DOWNLOADED else Manga.SHOW_ALL
         db.updateFlags(manga).executeAsBlocking()
         refreshChapters()
     }
 
+    /**
+     * Removes all filters and requests an UI update.
+     */
+    fun removeFilters() {
+        manga.readFilter = Manga.SHOW_ALL
+        manga.downloadedFilter = Manga.SHOW_ALL
+        db.updateFlags(manga).executeAsBlocking()
+        refreshChapters()
+    }
+
+    /**
+     * Sets the active display mode.
+     *
+     * @param mode the mode to set.
+     */
     fun setDisplayMode(mode: Int) {
         manga.displayMode = mode
         db.updateFlags(manga).executeAsBlocking()
     }
 
-    fun setSorting(mode: Int) {
-        manga.sorting = mode
+    /**
+     * Sets the sorting method and requests an UI update.
+     *
+     * @param sort the sorting mode.
+     */
+    fun setSorting(sort: Int) {
+        manga.sorting = sort
         db.updateFlags(manga).executeAsBlocking()
         refreshChapters()
     }
 
+    /**
+     * Whether the display only downloaded filter is enabled.
+     */
     fun onlyDownloaded(): Boolean {
         return manga.downloadedFilter == Manga.SHOW_DOWNLOADED
     }
 
+    /**
+     * Whether the display only unread filter is enabled.
+     */
     fun onlyUnread(): Boolean {
         return manga.readFilter == Manga.SHOW_UNREAD
     }
 
+    /**
+     * Whether the sorting method is descending or ascending.
+     */
     fun sortDescending(): Boolean {
         return manga.sortDescending()
     }

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

@@ -104,7 +104,12 @@ class MangaInfoFragment : BaseRxFragment<MangaInfoPresenter>() {
         manga_genres.text = manga.genre
 
         // Update status TextView.
-        manga_status.text = manga.getStatus(activity)
+        manga_status.setText(when (manga.status) {
+            Manga.ONGOING -> R.string.ongoing
+            Manga.COMPLETED -> R.string.completed
+            Manga.LICENSED -> R.string.licensed
+            else -> R.string.unknown
+        })
 
         // Update description TextView.
         manga_summary.text = manga.description

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

@@ -12,7 +12,7 @@ import eu.kanade.tachiyomi.util.SharedData
 import rx.Observable
 import rx.android.schedulers.AndroidSchedulers
 import rx.schedulers.Schedulers
-import javax.inject.Inject
+import uy.kohesive.injekt.injectLazy
 
 /**
  * Presenter of MangaInfoFragment.
@@ -36,17 +36,17 @@ class MangaInfoPresenter : BasePresenter<MangaInfoFragment>() {
     /**
      * Used to connect to database.
      */
-    @Inject lateinit var db: DatabaseHelper
+    val db: DatabaseHelper by injectLazy()
 
     /**
      * Used to connect to different manga sources.
      */
-    @Inject lateinit var sourceManager: SourceManager
+    val sourceManager: SourceManager by injectLazy()
 
     /**
      * Used to connect to cache.
      */
-    @Inject lateinit var coverCache: CoverCache
+    val coverCache: CoverCache by injectLazy()
 
     /**
      * The id of the restartable.

app/src/main/java/eu/kanade/tachiyomi/ui/manga/myanimelist/MyAnimeListPresenter.kt

@@ -15,12 +15,12 @@ import rx.Observable
 import rx.android.schedulers.AndroidSchedulers
 import rx.schedulers.Schedulers
 import timber.log.Timber
-import javax.inject.Inject
+import uy.kohesive.injekt.injectLazy
 
 class MyAnimeListPresenter : BasePresenter<MyAnimeListFragment>() {
 
-    @Inject lateinit var db: DatabaseHelper
-    @Inject lateinit var syncManager: MangaSyncManager
+    val db: DatabaseHelper by injectLazy()
+    val syncManager: MangaSyncManager by injectLazy()
 
     val myAnimeList by lazy { syncManager.myAnimeList }
 
@@ -124,7 +124,7 @@ class MyAnimeListPresenter : BasePresenter<MyAnimeListFragment>() {
 
     fun registerManga(sync: MangaSync?) {
         if (sync != null) {
-            sync.manga_id = manga.id
+            sync.manga_id = manga.id!!
             add(myAnimeList.bind(sync)
                     .flatMap { db.insertMangaSync(sync).asRxObservable() }
                     .subscribeOn(Schedulers.io())

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

@@ -0,0 +1,22 @@
+package eu.kanade.tachiyomi.ui.recent_updates
+
+import eu.kanade.tachiyomi.data.database.models.Chapter
+import eu.kanade.tachiyomi.data.database.models.MangaChapter
+import eu.kanade.tachiyomi.data.download.model.Download
+
+class RecentChapter(mc: MangaChapter) : Chapter by mc.chapter {
+
+    val manga = mc.manga
+
+    private var _status: Int = 0
+
+    var status: Int
+        get() = download?.status ?: _status
+        set(value) { _status = value }
+
+    var download: Download? = null
+
+    val isDownloaded: Boolean
+        get() = status == Download.DOWNLOADED
+
+}

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

@@ -5,7 +5,6 @@ import android.view.View
 import android.view.ViewGroup
 import eu.davidea.flexibleadapter.FlexibleAdapter
 import eu.kanade.tachiyomi.R
-import eu.kanade.tachiyomi.data.database.models.MangaChapter
 import eu.kanade.tachiyomi.util.inflate
 import java.util.*
 
@@ -18,7 +17,8 @@ import java.util.*
  * @constructor creates an instance of the adapter.
  */
 
-class RecentChaptersAdapter(val fragment: RecentChaptersFragment) : FlexibleAdapter<RecyclerView.ViewHolder, Any>() {
+class RecentChaptersAdapter(val fragment: RecentChaptersFragment)
+: FlexibleAdapter<RecyclerView.ViewHolder, Any>() {
     /**
      * The id of the view type
      */
@@ -45,7 +45,7 @@ class RecentChaptersAdapter(val fragment: RecentChaptersFragment) : FlexibleAdap
         val item = getItem(position)
         when (holder.itemViewType) {
             VIEW_TYPE_CHAPTER -> {
-                if (item is MangaChapter) {
+                if (item is RecentChapter) {
                     (holder as RecentChaptersHolder).onSetValues(item)
                 }
             }
@@ -89,7 +89,7 @@ class RecentChaptersAdapter(val fragment: RecentChaptersFragment) : FlexibleAdap
      * @param position position of item
      */
     override fun getItemViewType(position: Int): Int {
-        return if (getItem(position) is MangaChapter) VIEW_TYPE_CHAPTER else VIEW_TYPE_SECTION
+        return if (getItem(position) is RecentChapter) VIEW_TYPE_CHAPTER else VIEW_TYPE_SECTION
     }
 
 
@@ -110,8 +110,8 @@ class RecentChaptersAdapter(val fragment: RecentChaptersFragment) : FlexibleAdap
      */
     override fun getItemId(position: Int): Long {
         val item = getItem(position)
-        if (item is MangaChapter)
-            return item.chapter.id
+        if (item is RecentChapter)
+            return item.id!!
         else
             return item.hashCode().toLong()
     }

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

@@ -7,14 +7,12 @@ import android.view.*
 import com.afollestad.materialdialogs.MaterialDialog
 import eu.davidea.flexibleadapter.FlexibleAdapter
 import eu.kanade.tachiyomi.R
-import eu.kanade.tachiyomi.data.database.models.MangaChapter
 import eu.kanade.tachiyomi.data.download.model.Download
 import eu.kanade.tachiyomi.ui.base.adapter.FlexibleViewHolder
 import eu.kanade.tachiyomi.ui.base.fragment.BaseRxFragment
 import eu.kanade.tachiyomi.ui.main.MainActivity
 import eu.kanade.tachiyomi.ui.reader.ReaderActivity
 import eu.kanade.tachiyomi.util.getResourceDrawable
-import eu.kanade.tachiyomi.util.toast
 import eu.kanade.tachiyomi.widget.DeletingChaptersDialog
 import eu.kanade.tachiyomi.widget.DividerItemDecoration
 import eu.kanade.tachiyomi.widget.NpaLinearLayoutManager
@@ -28,7 +26,9 @@ import timber.log.Timber
  * UI related actions should be called from here.
  */
 @RequiresPresenter(RecentChaptersPresenter::class)
-class RecentChaptersFragment : BaseRxFragment<RecentChaptersPresenter>(), ActionMode.Callback, FlexibleViewHolder.OnListItemClickListener {
+class RecentChaptersFragment
+: BaseRxFragment<RecentChaptersPresenter>(), ActionMode.Callback, FlexibleViewHolder.OnListItemClickListener {
+
     companion object {
         /**
          * Create new RecentChaptersFragment.
@@ -40,54 +40,6 @@ class RecentChaptersFragment : BaseRxFragment<RecentChaptersPresenter>(), Action
         }
     }
 
-    override fun onPrepareActionMode(mode: ActionMode?, menu: Menu?): Boolean {
-        return false
-    }
-
-    /**
-     * Called when ActionMode item clicked
-     * @param mode the ActionMode object
-     * @param item item from ActionMode.
-     */
-    override fun onActionItemClicked(mode: ActionMode, item: MenuItem): Boolean {
-        when (item.itemId) {
-            R.id.action_mark_as_read -> markAsRead(getSelectedChapters())
-            R.id.action_mark_as_unread -> markAsUnread(getSelectedChapters())
-            R.id.action_download -> downloadChapters(getSelectedChapters())
-            R.id.action_delete -> {
-                MaterialDialog.Builder(activity)
-                        .content(R.string.confirm_delete_chapters)
-                        .positiveText(android.R.string.yes)
-                        .negativeText(android.R.string.no)
-                        .onPositive { dialog, action -> deleteChapters(getSelectedChapters()) }
-                        .show()
-            }
-            else -> return false
-        }
-        return true
-    }
-
-    /**
-     * Called when ActionMode created.
-     * @param mode the ActionMode object
-     * @param menu menu object of ActionMode
-     */
-    override fun onCreateActionMode(mode: ActionMode, menu: Menu): Boolean {
-        mode.menuInflater.inflate(R.menu.chapter_recent_selection, menu)
-        adapter.mode = FlexibleAdapter.MODE_MULTI
-        return true
-    }
-
-    /**
-     * Called when ActionMode destroyed
-     * @param mode the ActionMode object
-     */
-    override fun onDestroyActionMode(mode: ActionMode?) {
-        adapter.mode = FlexibleAdapter.MODE_SINGLE
-        adapter.clearSelection()
-        actionMode = null
-    }
-
     /**
      * Action mode for multiple selection.
      */
@@ -105,7 +57,7 @@ class RecentChaptersFragment : BaseRxFragment<RecentChaptersPresenter>(), Action
      * @param container view group
      * @param savedState status of saved state
      */
-    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedState: Bundle?): View? {
+    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedState: Bundle?): View {
         // Inflate view
         return inflater.inflate(R.layout.fragment_recent_chapters, container, false)
     }
@@ -115,7 +67,7 @@ class RecentChaptersFragment : BaseRxFragment<RecentChaptersPresenter>(), Action
      * @param view created view
      * @param savedInstanceState status of saved sate
      */
-    override fun onViewCreated(view: View?, savedInstanceState: Bundle?) {
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         // Init RecyclerView and adapter
         recycler.layoutManager = NpaLinearLayoutManager(activity)
         recycler.addItemDecoration(DividerItemDecoration(context.theme.getResourceDrawable(R.attr.divider_drawable)))
@@ -129,10 +81,10 @@ class RecentChaptersFragment : BaseRxFragment<RecentChaptersPresenter>(), Action
 
     /**
      * Returns selected chapters
-     * @return list of [MangaChapter]s
+     * @return list of selected chapters
      */
-    fun getSelectedChapters(): List<MangaChapter> {
-        return adapter.selectedItems.map { adapter.getItem(it) as? MangaChapter }.filterNotNull()
+    fun getSelectedChapters(): List<RecentChapter> {
+        return adapter.selectedItems.map { adapter.getItem(it) as? RecentChapter }.filterNotNull()
     }
 
     /**
@@ -142,7 +94,7 @@ class RecentChaptersFragment : BaseRxFragment<RecentChaptersPresenter>(), Action
     override fun onListItemClick(position: Int): Boolean {
         // Get item from position
         val item = adapter.getItem(position)
-        if (item is MangaChapter) {
+        if (item is RecentChapter) {
             if (actionMode != null && adapter.mode == FlexibleAdapter.MODE_MULTI) {
                 toggleSelection(position)
                 return true
@@ -191,27 +143,27 @@ class RecentChaptersFragment : BaseRxFragment<RecentChaptersPresenter>(), Action
 
     /**
      * Open chapter in reader
-     * @param mangaChapter selected [MangaChapter]
+     * @param chapter selected chapter
      */
-    private fun openChapter(mangaChapter: MangaChapter) {
-        val intent = ReaderActivity.newIntent(activity, mangaChapter.manga, mangaChapter.chapter)
+    private fun openChapter(chapter: RecentChapter) {
+        val intent = ReaderActivity.newIntent(activity, chapter.manga, chapter)
         startActivity(intent)
     }
 
     /**
      * Download selected items
-     * @param mangaChapters list of selected [MangaChapter]s
+     * @param chapters list of selected [RecentChapter]s
      */
-    fun downloadChapters(mangaChapters: List<MangaChapter>) {
+    fun downloadChapters(chapters: List<RecentChapter>) {
         destroyActionModeIfNeeded()
-        presenter.downloadChapters(mangaChapters)
+        presenter.downloadChapters(chapters)
     }
 
     /**
      * Populate adapter with chapters
      * @param chapters list of [Any]
      */
-    fun onNextMangaChapters(chapters: List<Any>) {
+    fun onNextRecentChapters(chapters: List<Any>) {
         (activity as MainActivity).updateEmptyView(chapters.isEmpty(),
                 R.string.information_no_recent, R.drawable.ic_update_black_128dp)
 
@@ -224,8 +176,7 @@ class RecentChaptersFragment : BaseRxFragment<RecentChaptersPresenter>(), Action
      * @param download [Download] object containing download progress.
      */
     fun onChapterStatusChange(download: Download) {
-        getHolder(download)?.onStatusChange(download.status)
-
+        getHolder(download)?.notifyStatus(download.status)
     }
 
     /**
@@ -233,28 +184,28 @@ class RecentChaptersFragment : BaseRxFragment<RecentChaptersPresenter>(), Action
      * @param download [Download] object containing download progress.
      */
     private fun getHolder(download: Download): RecentChaptersHolder? {
-        return recycler.findViewHolderForItemId(download.chapter.id) as? RecentChaptersHolder
+        return recycler.findViewHolderForItemId(download.chapter.id!!) as? RecentChaptersHolder
     }
 
     /**
      * Mark chapter as read
-     * @param mangaChapters list of [MangaChapter] objects
+     * @param chapters list of chapters
      */
-    fun markAsRead(mangaChapters: List<MangaChapter>) {
-        presenter.markChapterRead(mangaChapters, true)
+    fun markAsRead(chapters: List<RecentChapter>) {
+        presenter.markChapterRead(chapters, true)
         if (presenter.preferences.removeAfterMarkedAsRead()) {
-            deleteChapters(mangaChapters)
+            deleteChapters(chapters)
         }
     }
 
     /**
      * Delete selected chapters
-     * @param mangaChapters list of [MangaChapter] objects
+     * @param chapters list of [RecentChapter] objects
      */
-    fun deleteChapters(mangaChapters: List<MangaChapter>) {
+    fun deleteChapters(chapters: List<RecentChapter>) {
         destroyActionModeIfNeeded()
         DeletingChaptersDialog().show(childFragmentManager, DeletingChaptersDialog.TAG)
-        presenter.deleteChapters(mangaChapters)
+        presenter.deleteChapters(chapters)
     }
 
     /**
@@ -266,27 +217,27 @@ class RecentChaptersFragment : BaseRxFragment<RecentChaptersPresenter>(), Action
 
     /**
      * Mark chapter as unread
-     * @param mangaChapters list of selected [MangaChapter]
+     * @param chapters list of selected [RecentChapter]
      */
-    fun markAsUnread(mangaChapters: List<MangaChapter>) {
-        presenter.markChapterRead(mangaChapters, false)
+    fun markAsUnread(chapters: List<RecentChapter>) {
+        presenter.markChapterRead(chapters, false)
     }
 
     /**
      * Start downloading chapter
-     * @param item selected chapter with manga
+     * @param chapter selected chapter with manga
      */
-    fun downloadChapter(item: MangaChapter) {
-        presenter.downloadChapter(item)
+    fun downloadChapter(chapter: RecentChapter) {
+        presenter.downloadChapter(chapter)
     }
 
     /**
      * Start deleting chapter
-     * @param item selected chapter with manga
+     * @param chapter selected chapter with manga
      */
-    fun deleteChapter(item: MangaChapter) {
+    fun deleteChapter(chapter: RecentChapter) {
         DeletingChaptersDialog().show(childFragmentManager, DeletingChaptersDialog.TAG)
-        presenter.deleteChapter(item)
+        presenter.deleteChapters(listOf(chapter))
     }
 
     /**
@@ -313,4 +264,52 @@ class RecentChaptersFragment : BaseRxFragment<RecentChaptersPresenter>(), Action
         (childFragmentManager.findFragmentByTag(DeletingChaptersDialog.TAG) as? DialogFragment)?.dismiss()
     }
 
+    override fun onPrepareActionMode(mode: ActionMode?, menu: Menu?): Boolean {
+        return false
+    }
+
+    /**
+     * Called when ActionMode item clicked
+     * @param mode the ActionMode object
+     * @param item item from ActionMode.
+     */
+    override fun onActionItemClicked(mode: ActionMode, item: MenuItem): Boolean {
+        when (item.itemId) {
+            R.id.action_mark_as_read -> markAsRead(getSelectedChapters())
+            R.id.action_mark_as_unread -> markAsUnread(getSelectedChapters())
+            R.id.action_download -> downloadChapters(getSelectedChapters())
+            R.id.action_delete -> {
+                MaterialDialog.Builder(activity)
+                        .content(R.string.confirm_delete_chapters)
+                        .positiveText(android.R.string.yes)
+                        .negativeText(android.R.string.no)
+                        .onPositive { dialog, action -> deleteChapters(getSelectedChapters()) }
+                        .show()
+            }
+            else -> return false
+        }
+        return true
+    }
+
+    /**
+     * Called when ActionMode created.
+     * @param mode the ActionMode object
+     * @param menu menu object of ActionMode
+     */
+    override fun onCreateActionMode(mode: ActionMode, menu: Menu): Boolean {
+        mode.menuInflater.inflate(R.menu.chapter_recent_selection, menu)
+        adapter.mode = FlexibleAdapter.MODE_MULTI
+        return true
+    }
+
+    /**
+     * Called when ActionMode destroyed
+     * @param mode the ActionMode object
+     */
+    override fun onDestroyActionMode(mode: ActionMode?) {
+        adapter.mode = FlexibleAdapter.MODE_SINGLE
+        adapter.clearSelection()
+        actionMode = null
+    }
+
 }

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

@@ -3,7 +3,6 @@ package eu.kanade.tachiyomi.ui.recent_updates
 import android.view.View
 import android.widget.PopupMenu
 import eu.kanade.tachiyomi.R
-import eu.kanade.tachiyomi.data.database.models.MangaChapter
 import eu.kanade.tachiyomi.data.download.model.Download
 import eu.kanade.tachiyomi.ui.base.adapter.FlexibleViewHolder
 import eu.kanade.tachiyomi.util.getResourceColor
@@ -19,8 +18,11 @@ import kotlinx.android.synthetic.main.item_recent_chapters.view.*
  * @param listener a listener to react to single tap and long tap events.
  * @constructor creates a new recent chapter holder.
  */
-class RecentChaptersHolder(view: View, private val adapter: RecentChaptersAdapter, listener: OnListItemClickListener) :
-        FlexibleViewHolder(view, adapter, listener) {
+class RecentChaptersHolder(
+        private val view: View,
+        private val adapter: RecentChaptersAdapter,
+        listener: OnListItemClickListener)
+: FlexibleViewHolder(view, adapter, listener) {
     /**
      * Color of read chapter
      */
@@ -34,100 +36,97 @@ class RecentChaptersHolder(view: View, private val adapter: RecentChaptersAdapte
     /**
      * Object containing chapter information
      */
-    private var mangaChapter: MangaChapter? = null
+    private var chapter: RecentChapter? = null
 
     init {
         // We need to post a Runnable to show the popup to make sure that the PopupMenu is
         // correctly positioned. The reason being that the view may change position before the
         // PopupMenu is shown.
-        itemView.chapter_menu.setOnClickListener { it.post({ showPopupMenu(it) }) }
+        view.chapter_menu.setOnClickListener { it.post({ showPopupMenu(it) }) }
     }
 
     /**
      * Set values of view
      *
-     * @param item item containing chapter information
+     * @param chapter item containing chapter information
      */
-    fun onSetValues(item: MangaChapter) {
-        this.mangaChapter = item
+    fun onSetValues(chapter: RecentChapter) {
+        this.chapter = chapter
 
         // Set chapter title
-        itemView.chapter_title.text = item.chapter.name
+        view.chapter_title.text = chapter.name
 
         // Set manga title
-        itemView.manga_title.text = item.manga.title
+        view.manga_title.text = chapter.manga.title
 
         // Check if chapter is read and set correct color
-        if (item.chapter.read) {
-            itemView.chapter_title.setTextColor(readColor)
-            itemView.manga_title.setTextColor(readColor)
+        if (chapter.read) {
+            view.chapter_title.setTextColor(readColor)
+            view.manga_title.setTextColor(readColor)
         } else {
-            itemView.chapter_title.setTextColor(unreadColor)
-            itemView.manga_title.setTextColor(unreadColor)
+            view.chapter_title.setTextColor(unreadColor)
+            view.manga_title.setTextColor(unreadColor)
         }
 
         // Set chapter status
-        onStatusChange(item.chapter.status)
+        notifyStatus(chapter.status)
     }
 
     /**
      * Updates chapter status in view.
-
+     *
      * @param status download status
      */
-    fun onStatusChange(status: Int) {
+    fun notifyStatus(status: Int) = with(view.download_text) {
         when (status) {
-            Download.QUEUE -> itemView.download_text.setText(R.string.chapter_queued)
-            Download.DOWNLOADING -> itemView.download_text.setText(R.string.chapter_downloading)
-            Download.DOWNLOADED -> itemView.download_text.setText(R.string.chapter_downloaded)
-            Download.ERROR -> itemView.download_text.setText(R.string.chapter_error)
-            else -> itemView.download_text.text = ""
+            Download.QUEUE -> setText(R.string.chapter_queued)
+            Download.DOWNLOADING -> setText(R.string.chapter_downloading)
+            Download.DOWNLOADED -> setText(R.string.chapter_downloaded)
+            Download.ERROR -> setText(R.string.chapter_error)
+            else -> text = ""
         }
     }
 
     /**
      * Show pop up menu
+     *
      * @param view view containing popup menu.
      */
-    private fun showPopupMenu(view: View) {
+    private fun showPopupMenu(view: View) = chapter?.let { chapter ->
         // Create a PopupMenu, giving it the clicked view for an anchor
-        val popup = PopupMenu(adapter.fragment.activity, view)
+        val popup = PopupMenu(view.context, view)
 
         // Inflate our menu resource into the PopupMenu's Menu
         popup.menuInflater.inflate(R.menu.chapter_recent, popup.menu)
 
-        mangaChapter?.let {
-
-            // Hide download and show delete if the chapter is downloaded and
-            if (it.chapter.isDownloaded) {
-                val menu = popup.menu
-                menu.findItem(R.id.action_download).isVisible = false
-                menu.findItem(R.id.action_delete).isVisible = true
-            }
-
-            // Hide mark as unread when the chapter is unread
-            if (!it.chapter.read /*&& mangaChapter.chapter.last_page_read == 0*/) {
-                popup.menu.findItem(R.id.action_mark_as_unread).isVisible = false
-            }
-
-            // Hide mark as read when the chapter is read
-            if (it.chapter.read) {
-                popup.menu.findItem(R.id.action_mark_as_read).isVisible = false
-            }
+        // Hide download and show delete if the chapter is downloaded and
+        if (chapter.isDownloaded) {
+            popup.menu.findItem(R.id.action_download).isVisible = false
+            popup.menu.findItem(R.id.action_delete).isVisible = true
+        }
 
+        // Hide mark as unread when the chapter is unread
+        if (!chapter.read /*&& mangaChapter.chapter.last_page_read == 0*/) {
+            popup.menu.findItem(R.id.action_mark_as_unread).isVisible = false
+        }
 
-            // Set a listener so we are notified if a menu item is clicked
-            popup.setOnMenuItemClickListener { menuItem ->
+        // Hide mark as read when the chapter is read
+        if (chapter.read) {
+            popup.menu.findItem(R.id.action_mark_as_read).isVisible = false
+        }
 
+        // Set a listener so we are notified if a menu item is clicked
+        popup.setOnMenuItemClickListener { menuItem ->
+            with(adapter.fragment) {
                 when (menuItem.itemId) {
-                    R.id.action_download -> adapter.fragment.downloadChapter(it)
-                    R.id.action_delete -> adapter.fragment.deleteChapter(it)
-                    R.id.action_mark_as_read -> adapter.fragment.markAsRead(listOf(it))
-                    R.id.action_mark_as_unread -> adapter.fragment.markAsUnread(listOf(it))
+                    R.id.action_download -> downloadChapter(chapter)
+                    R.id.action_delete -> deleteChapter(chapter)
+                    R.id.action_mark_as_read -> markAsRead(listOf(chapter))
+                    R.id.action_mark_as_unread -> markAsUnread(listOf(chapter))
                 }
-                true
             }
 
+            true
         }
 
         // Finally show the PopupMenu

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

@@ -2,8 +2,6 @@ package eu.kanade.tachiyomi.ui.recent_updates
 
 import android.os.Bundle
 import eu.kanade.tachiyomi.data.database.DatabaseHelper
-import eu.kanade.tachiyomi.data.database.models.Chapter
-import eu.kanade.tachiyomi.data.database.models.Manga
 import eu.kanade.tachiyomi.data.database.models.MangaChapter
 import eu.kanade.tachiyomi.data.download.DownloadManager
 import eu.kanade.tachiyomi.data.download.DownloadService
@@ -15,34 +13,34 @@ import rx.Observable
 import rx.android.schedulers.AndroidSchedulers
 import rx.schedulers.Schedulers
 import timber.log.Timber
+import uy.kohesive.injekt.injectLazy
 import java.util.*
-import javax.inject.Inject
 
 class RecentChaptersPresenter : BasePresenter<RecentChaptersFragment>() {
     /**
      * Used to connect to database
      */
-    @Inject lateinit var db: DatabaseHelper
+    val db: DatabaseHelper by injectLazy()
 
     /**
      * Used to get settings
      */
-    @Inject lateinit var preferences: PreferencesHelper
+    val preferences: PreferencesHelper by injectLazy()
 
     /**
      * Used to get information from download manager
      */
-    @Inject lateinit var downloadManager: DownloadManager
+    val downloadManager: DownloadManager by injectLazy()
 
     /**
      * Used to get source from source id
      */
-    @Inject lateinit var sourceManager: SourceManager
+    val sourceManager: SourceManager by injectLazy()
 
     /**
      * List containing chapter and manga information
      */
-    private var mangaChapters: List<MangaChapter>? = null
+    private var chapters: List<RecentChapter>? = null
 
     /**
      * The id of the restartable.
@@ -60,171 +58,114 @@ class RecentChaptersPresenter : BasePresenter<RecentChaptersFragment>() {
         // Used to get recent chapters
         restartableLatestCache(GET_RECENT_CHAPTERS,
                 { getRecentChaptersObservable() },
-                { fragment, chapters ->
+                { view, chapters ->
                     // Update adapter to show recent manga's
-                    fragment.onNextMangaChapters(chapters)
-                    // Update download status
-                    updateChapterStatus(convertToMangaChaptersList(chapters))
+                    view.onNextRecentChapters(chapters)
                 }
         )
 
         // Used to update download status
-        startableLatestCache(CHAPTER_STATUS_CHANGES,
-                { getChapterStatusObs() },
-                { recentChaptersFragment, download ->
+        restartableLatestCache(CHAPTER_STATUS_CHANGES,
+                { getChapterStatusObservable() },
+                { view, download ->
                     // Set chapter status
-                    recentChaptersFragment.onChapterStatusChange(download)
+                    view.onChapterStatusChange(download)
                 },
                 { view, error -> Timber.e(error.cause, error.message) }
         )
 
-
         if (savedState == null) {
             // Start fetching recent chapters
             start(GET_RECENT_CHAPTERS)
+            start(CHAPTER_STATUS_CHANGES)
         }
     }
 
+    /**
+     * Get observable containing recent chapters and date
+     * @return observable containing recent chapters and date
+     */
+    fun getRecentChaptersObservable(): Observable<ArrayList<Any>> {
+        // Set date for recent chapters
+        val cal = Calendar.getInstance().apply {
+            time = Date()
+            add(Calendar.MONTH, -1)
+        }
+
+        return db.getRecentChapters(cal.time).asRxObservable()
+                // Convert to a list of recent chapters.
+                .map { mangaChapters ->
+                    mangaChapters.map { it.toModel() }
+                }
+                .doOnNext { chapters = it }
+                // Group chapters by the date they were fetched on a ordered map.
+                .flatMap { recentItems ->
+                    Observable.from(recentItems)
+                            .toMultimap(
+                                    { getMapKey(it.date_fetch) },
+                                    { it },
+                                    { TreeMap { d1, d2 -> d2.compareTo(d1) } })
+                }
+                // Add every day and all its chapters to a single list.
+                .map { recentItems ->
+                    ArrayList<Any>().apply {
+                        for ((key, value) in recentItems) {
+                            add(key)
+                            addAll(value)
+                        }
+                    }
+                }
+                .observeOn(AndroidSchedulers.mainThread())
+    }
 
     /**
      * Returns observable containing chapter status.
      * @return download object containing download progress.
      */
-    private fun getChapterStatusObs(): Observable<Download> {
+    private fun getChapterStatusObservable(): Observable<Download> {
         return downloadManager.queue.getStatusObservable()
                 .observeOn(AndroidSchedulers.mainThread())
-                .filter { download: Download ->
-                    if (chapterIdEquals(download.chapter.id))
-                        true
-                    else
-                        false
-                }
-                .doOnNext { download1: Download -> updateChapterStatus(download1) }
-
+                .doOnNext { download -> onDownloadStatusChange(download) }
     }
 
     /**
-     * Function to check if chapter is in recent list
-     * @param chaptersId id of chapter
-     * @return exist in recent list
+     * Converts a chapter from the database to an extended model, allowing to store new fields.
      */
-    private fun chapterIdEquals(chaptersId: Long): Boolean {
-        mangaChapters!!.forEach { mangaChapter ->
-            if (chaptersId == mangaChapter.chapter.id) {
-                return true
-            }
-        }
-        return false
-    }
+    private fun MangaChapter.toModel(): RecentChapter {
+        // Create the model object.
+        val model = RecentChapter(this)
 
-    /**
-     * Returns a list only containing MangaChapter objects.
-     * @param input the list that will be converted.
-     * @return list containing MangaChapters objects.
-     */
-    private fun convertToMangaChaptersList(input: List<Any>): List<MangaChapter> {
-        // Create temp list
-        val tempMangaChapterList = ArrayList<MangaChapter>()
+        // Find an active download for this chapter.
+        val download = downloadManager.queue.find { it.chapter.id == chapter.id }
 
-        // Only add MangaChapter objects
-        //noinspection Convert2streamapi
-        input.forEach { `object` ->
-            if (`object` is MangaChapter) {
-                tempMangaChapterList.add(`object`)
-            }
-        }
+        // If there's an active download, assign it, otherwise ask the manager if the chapter is
+        // downloaded and assign it to the status.
+        if (download != null) {
+            model.download = download
+        } else {
+            // Get source of chapter.
+            val source = sourceManager.get(manga.source)!!
 
-        // Return temp list
-        return tempMangaChapterList
+            model.status = if (downloadManager.isChapterDownloaded(source, manga, chapter))
+                Download.DOWNLOADED
+            else
+                Download.NOT_DOWNLOADED
+        }
+        return model
     }
 
     /**
      * Update status of chapters.
      * @param download download object containing progress.
      */
-    private fun updateChapterStatus(download: Download) {
-        // Loop through list
-        mangaChapters?.let {
-            for (item in it) {
-                if (download.chapter.id == item.chapter.id) {
-                    // Update status.
-                    item.chapter.status = download.status
-                    break
-                }
-            }
-        }
-    }
-
-    /**
-     * Update status of chapters
-     * @param mangaChapters list containing recent chapters
-     */
-    private fun updateChapterStatus(mangaChapters: List<MangaChapter>) {
-        // Set global list of chapters.
-        this.mangaChapters = mangaChapters
-
-        // Update status.
-        //noinspection Convert2streamapi
-        for (mangaChapter in mangaChapters)
-            setChapterStatus(mangaChapter)
-
-        // Start onChapterStatusChange restartable.
-        start(CHAPTER_STATUS_CHANGES)
-    }
-
-    /**
-     * Set the chapter status
-     * @param mangaChapter MangaChapter which status gets updated
-     */
-    private fun setChapterStatus(mangaChapter: MangaChapter) {
-        // Check if chapter in queue
-        for (download in downloadManager.queue) {
-            if (mangaChapter.chapter.id == download.chapter.id) {
-                mangaChapter.chapter.status = download.status
-                return
+    private fun onDownloadStatusChange(download: Download) {
+        // Assign the download to the model object.
+        if (download.status == Download.QUEUE) {
+            val chapter = chapters?.find { it.id == download.chapter.id }
+            if (chapter != null && chapter.download == null) {
+                chapter.download = download
             }
         }
-
-        // Get source of chapter
-        val source = sourceManager.get(mangaChapter.manga.source)!!
-
-        // Check if chapter is downloaded
-        if (downloadManager.isChapterDownloaded(source, mangaChapter.manga, mangaChapter.chapter)) {
-            mangaChapter.chapter.status = Download.DOWNLOADED
-        } else {
-            mangaChapter.chapter.status = Download.NOT_DOWNLOADED
-        }
-    }
-
-    /**
-     * Get observable containing recent chapters and date
-     * @return observable containing recent chapters and date
-     */
-    fun getRecentChaptersObservable(): Observable<ArrayList<Any>>? {
-        // Set date for recent chapters
-        val cal = Calendar.getInstance()
-        cal.time = Date()
-        cal.add(Calendar.MONTH, -1)
-
-        return db.getRecentChapters(cal.time).asRxObservable()
-                // Group chapters by the date they were fetched on a ordered map.
-                .flatMap { recentItems ->
-                    Observable.from(recentItems)
-                            .toMultimap(
-                                    { getMapKey(it.chapter.date_fetch) },
-                                    { it },
-                                    { TreeMap { d1, d2 -> d2.compareTo(d1) } })
-                }
-                // Add every day and all its chapters to a single list.
-                .map { recentItems ->
-                    val items = ArrayList<Any>()
-                    recentItems.entries.forEach { recent ->
-                        items.add(recent.key)
-                        items.addAll(recent.value)
-                    }
-                    items
-                }
-                .observeOn(AndroidSchedulers.mainThread())
     }
 
     /**
@@ -244,18 +185,17 @@ class RecentChaptersPresenter : BasePresenter<RecentChaptersFragment>() {
 
     /**
      * Mark selected chapter as read
-     * @param mangaChapters list of selected MangaChapters
+     * @param chapters list of selected chapters
      * @param read read status
      */
-    fun markChapterRead(mangaChapters: List<MangaChapter>, read: Boolean) {
-        Observable.from(mangaChapters)
-                .doOnNext { mangaChapter ->
-                    mangaChapter.chapter.read = read
+    fun markChapterRead(chapters: List<RecentChapter>, read: Boolean) {
+        Observable.from(chapters)
+                .doOnNext { chapter ->
+                    chapter.read = read
                     if (!read) {
-                        mangaChapter.chapter.last_page_read = 0
+                        chapter.last_page_read = 0
                     }
                 }
-                .map { mangaChapter -> mangaChapter.chapter }
                 .toList()
                 .flatMap { db.updateChaptersProgress(it).asRxObservable() }
                 .subscribeOn(Schedulers.io())
@@ -264,9 +204,9 @@ class RecentChaptersPresenter : BasePresenter<RecentChaptersFragment>() {
 
     /**
      * Delete selected chapters
-     * @param chapters list of MangaChapters
+     * @param chapters list of chapters
      */
-    fun deleteChapters(chapters: List<MangaChapter>) {
+    fun deleteChapters(chapters: List<RecentChapter>) {
         val wasRunning = downloadManager.isRunning
         if (wasRunning) {
             DownloadService.stop(context)
@@ -288,11 +228,11 @@ class RecentChaptersPresenter : BasePresenter<RecentChaptersFragment>() {
 
     /**
      * Download selected chapters
-     * @param mangaChapters [MangaChapter] that is selected
+     * @param chapters list of recent chapters seleted.
      */
-    fun downloadChapters(mangaChapters: List<MangaChapter>) {
+    fun downloadChapters(chapters: List<RecentChapter>) {
         DownloadService.start(context)
-        Observable.from(mangaChapters)
+        Observable.from(chapters)
                 .doOnNext { downloadChapter(it) }
                 .subscribeOn(AndroidSchedulers.mainThread())
                 .subscribe()
@@ -300,47 +240,23 @@ class RecentChaptersPresenter : BasePresenter<RecentChaptersFragment>() {
 
     /**
      * Download selected chapter
-     * @param item chapter that is selected
+     * @param chapter chapter that is selected
      */
-    fun downloadChapter(item: MangaChapter) {
+    fun downloadChapter(chapter: RecentChapter) {
         DownloadService.start(context)
-        downloadManager.downloadChapters(item.manga, listOf(item.chapter))
-    }
-
-    /**
-     * Delete selected chapter
-     * @param item chapter that are selected
-     */
-    fun deleteChapter(item: MangaChapter) {
-        val wasRunning = downloadManager.isRunning
-        if (wasRunning) {
-            DownloadService.stop(context)
-        }
-        Observable.just(item)
-                .doOnNext { deleteChapter(it.chapter, it.manga) }
-                .subscribeOn(Schedulers.io())
-                .observeOn(AndroidSchedulers.mainThread())
-                .subscribeFirst({ view, result ->
-                    view.onChaptersDeleted()
-                    if (wasRunning) {
-                        DownloadService.start(context)
-                    }
-                }, { view, error ->
-                    view.onChaptersDeletedError(error)
-                })
+        downloadManager.downloadChapters(chapter.manga, listOf(chapter))
     }
 
     /**
      * Delete selected chapter
      * @param chapter chapter that is selected
-     * @param manga manga that belongs to chapter
      */
-    private fun deleteChapter(chapter: Chapter, manga: Manga) {
-        val source = sourceManager.get(manga.source) ?: return
+    private fun deleteChapter(chapter: RecentChapter) {
+        val source = sourceManager.get(chapter.manga.source) ?: return
         downloadManager.queue.del(chapter)
-        downloadManager.deleteChapter(source, manga, chapter)
+        downloadManager.deleteChapter(source, chapter.manga, chapter)
         chapter.status = Download.NOT_DOWNLOADED
+        chapter.download = null
     }
 
-
 }

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

@@ -2,11 +2,12 @@ package eu.kanade.tachiyomi.ui.recent_updates
 
 import android.support.v7.widget.RecyclerView
 import android.text.format.DateUtils
+import android.text.format.DateUtils.DAY_IN_MILLIS
 import android.view.View
 import kotlinx.android.synthetic.main.item_recent_chapter_section.view.*
 import java.util.*
 
-class SectionViewHolder(view: View) : RecyclerView.ViewHolder(view) {
+class SectionViewHolder(private val view: View) : RecyclerView.ViewHolder(view) {
 
     /**
      * Current date
@@ -19,8 +20,6 @@ class SectionViewHolder(view: View) : RecyclerView.ViewHolder(view) {
      * @param date of section header
      */
     fun onSetValues(date: Date) {
-        val s = DateUtils.getRelativeTimeSpanString(
-                date.time, now, DateUtils.DAY_IN_MILLIS)
-        itemView.section_text.text = s
+        view.section_text.text = DateUtils.getRelativeTimeSpanString(date.time, now, DAY_IN_MILLIS)
     }
 }

app/src/main/java/eu/kanade/tachiyomi/ui/recently_read/RecentlyReadHolder.kt

@@ -37,8 +37,8 @@ class RecentlyReadHolder(view: View, private val adapter: RecentlyReadAdapter)
      */
     fun onSetValues(item: MangaChapterHistory) {
         // Retrieve objects
-        val manga = item.mangaChapter.manga
-        val chapter = item.mangaChapter.chapter
+        val manga = item.manga
+        val chapter = item.chapter
         val history = item.history
 
         // Set manga title
@@ -71,7 +71,7 @@ class RecentlyReadHolder(view: View, private val adapter: RecentlyReadAdapter)
                     .onPositive { materialDialog, dialogAction ->
                         // Check if user wants all chapters reset
                         if (materialDialog.customView?.removeAll?.isChecked as Boolean) {
-                            adapter.fragment.removeAllFromHistory(manga.id)
+                            adapter.fragment.removeAllFromHistory(manga.id!!)
                         } else {
                             adapter.fragment.removeFromHistory(history)
                         }

app/src/main/java/eu/kanade/tachiyomi/ui/recently_read/RecentlyReadPresenter.kt

@@ -9,9 +9,9 @@ import rx.Observable
 import rx.android.schedulers.AndroidSchedulers
 import rx.schedulers.Schedulers
 import timber.log.Timber
+import uy.kohesive.injekt.injectLazy
 import java.text.SimpleDateFormat
 import java.util.*
-import javax.inject.Inject
 
 /**
  * Presenter of RecentlyReadFragment.
@@ -30,7 +30,7 @@ class RecentlyReadPresenter : BasePresenter<RecentlyReadFragment>() {
     /**
      * Used to connect to database
      */
-    @Inject lateinit var db: DatabaseHelper
+    val db: DatabaseHelper by injectLazy()
 
     override fun onCreate(savedState: Bundle?) {
         super.onCreate(savedState)

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

@@ -2,7 +2,6 @@ package eu.kanade.tachiyomi.ui.setting
 
 import android.os.Bundle
 import android.support.v14.preference.PreferenceFragment
-import eu.kanade.tachiyomi.App
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.cache.ChapterCache
 import eu.kanade.tachiyomi.data.database.DatabaseHelper
@@ -12,22 +11,21 @@ import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import eu.kanade.tachiyomi.data.source.SourceManager
 import eu.kanade.tachiyomi.ui.base.activity.BaseActivity
 import kotlinx.android.synthetic.main.toolbar.*
-import javax.inject.Inject
+import uy.kohesive.injekt.injectLazy
 
 class SettingsActivity : BaseActivity() {
 
-    @Inject lateinit var preferences: PreferencesHelper
-    @Inject lateinit var chapterCache: ChapterCache
-    @Inject lateinit var db: DatabaseHelper
-    @Inject lateinit var sourceManager: SourceManager
-    @Inject lateinit var syncManager: MangaSyncManager
-    @Inject lateinit var networkHelper: NetworkHelper
+    val preferences: PreferencesHelper by injectLazy()
+    val chapterCache: ChapterCache by injectLazy()
+    val db: DatabaseHelper by injectLazy()
+    val sourceManager: SourceManager by injectLazy()
+    val syncManager: MangaSyncManager by injectLazy()
+    val networkHelper: NetworkHelper by injectLazy()
 
     override fun onCreate(savedState: Bundle?) {
         setAppTheme()
         super.onCreate(savedState)
         setContentView(R.layout.activity_preferences)
-        App.get(this).component.inject(this)
 
         setupToolbar(toolbar)