Introduce coroutines. Fix #1027. Lower notification channels' importance

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

@@ -7,7 +7,6 @@ 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.download.DownloadManager
-import eu.kanade.tachiyomi.data.download.DownloadService
 import eu.kanade.tachiyomi.data.download.model.Download
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import eu.kanade.tachiyomi.source.Source
@@ -35,8 +34,6 @@ class ChaptersPresenter(
         private val downloadManager: DownloadManager = Injekt.get()
 ) : BasePresenter<ChaptersController>() {
 
-    private val context = preferences.context
-
     /**
      * List of chapters of the manga. It's always unfiltered and unsorted.
      */
@@ -246,7 +243,6 @@ class ChaptersPresenter(
      * @param chapters the list of chapters to download.
      */
     fun downloadChapters(chapters: List<ChapterItem>) {
-        DownloadService.start(context)
         downloadManager.downloadChapters(manga, chapters)
     }
 

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

@@ -25,8 +25,6 @@ class RecentChaptersPresenter(
         private val sourceManager: SourceManager = Injekt.get()
 ) : BasePresenter<RecentChaptersController>() {
 
-    private val context = preferences.context
-
     /**
      * List containing chapter and manga information
      */
@@ -207,7 +205,6 @@ class RecentChaptersPresenter(
      */
     fun downloadChapters(items: List<RecentChapterItem>) {
         items.forEach { downloadManager.downloadChapters(it.manga, listOf(it.chapter)) }
-        DownloadService.start(context)
     }
 
     /**