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Refactor bridged RxJava/coroutine calls in MangaPresenter

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arkon 2021-01-04 14:55:28 -05:00
parent 7eb0868791
commit ac9bf1f3ff
1 changed files with 25 additions and 35 deletions
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60
app/src/main/java/eu/kanade/tachiyomi/ui/manga/MangaPresenter.kt
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@ -25,14 +25,14 @@ import eu.kanade.tachiyomi.util.chapter.ChapterSettingsHelper
import eu.kanade.tachiyomi.util.chapter.syncChaptersWithSource
import eu.kanade.tachiyomi.util.isLocal
import eu.kanade.tachiyomi.util.lang.await
import eu.kanade.tachiyomi.util.lang.isNullOrUnsubscribed
import eu.kanade.tachiyomi.util.lang.launchIO
import eu.kanade.tachiyomi.util.lang.runAsObservable
import eu.kanade.tachiyomi.util.lang.launchUI
import eu.kanade.tachiyomi.util.prepUpdateCover
import eu.kanade.tachiyomi.util.removeCovers
import eu.kanade.tachiyomi.util.shouldDownloadNewChapters
import eu.kanade.tachiyomi.util.updateCoverLastModified
import eu.kanade.tachiyomi.widget.ExtendedNavigationView.Item.TriStateGroup.State
import kotlinx.coroutines.Job
import rx.Observable
import rx.Subscription
import rx.android.schedulers.AndroidSchedulers
@ -55,7 +55,7 @@ class MangaPresenter(
/**
* Subscription to update the manga from the source.
*/
private var fetchMangaSubscription: Subscription? = null
private var fetchMangaJob: Job? = null
/**
* List of chapters of the manga. It's always unfiltered and unsorted.
@ -79,7 +79,7 @@ class MangaPresenter(
/**
* Subscription to retrieve the new list of chapters from the source.
*/
private var fetchChaptersSubscription: Subscription? = null
private var fetchChaptersJob: Job? = null
/**
* Subscription to observe download status changes.
@ -160,26 +160,21 @@ class MangaPresenter(
* Fetch manga information from source.
*/
fun fetchMangaFromSource(manualFetch: Boolean = false) {
if (!fetchMangaSubscription.isNullOrUnsubscribed()) return
fetchMangaSubscription = Observable.defer {
runAsObservable({
if (fetchMangaJob?.isActive == true) return
fetchMangaJob = launchIO {
try {
val networkManga = source.getMangaDetails(manga.toMangaInfo())
val sManga = networkManga.toSManga()
manga.prepUpdateCover(coverCache, sManga, manualFetch)
manga.copyFrom(sManga)
manga.initialized = true
db.insertManga(manga).executeAsBlocking()
manga
})
db.insertManga(manga).await()
launchUI { view?.onFetchMangaInfoDone() }
} catch (e: Throwable) {
launchUI { view?.onFetchMangaInfoError(e) }
}
}
.subscribeOn(Schedulers.io())
.observeOn(AndroidSchedulers.mainThread())
.subscribeFirst(
{ view, _ ->
view.onFetchMangaInfoDone()
},
MangaController::onFetchMangaInfoError
)
}
/**
@ -354,27 +349,22 @@ class MangaPresenter(
fun fetchChaptersFromSource(manualFetch: Boolean = false) {
hasRequested = true
if (!fetchChaptersSubscription.isNullOrUnsubscribed()) return
fetchChaptersSubscription = Observable.defer {
runAsObservable({
source.getChapterList(manga.toMangaInfo())
if (fetchChaptersJob?.isActive == true) return
fetchChaptersJob = launchIO {
try {
val chapters = source.getChapterList(manga.toMangaInfo())
.map { it.toSChapter() }
})
}
.subscribeOn(Schedulers.io())
.map { syncChaptersWithSource(db, it, manga, source) }
.doOnNext {
val (newChapters, _) = syncChaptersWithSource(db, chapters, manga, source)
if (manualFetch) {
downloadNewChapters(it.first)
downloadNewChapters(newChapters)
}
launchUI { view?.onFetchChaptersDone() }
} catch (e: Throwable) {
view?.onFetchChaptersError(e)
}
.observeOn(AndroidSchedulers.mainThread())
.subscribeFirst(
{ view, _ ->
view.onFetchChaptersDone()
},
MangaController::onFetchChaptersError
)
}
}
/**