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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.chapter.syncChaptersWithSource
import eu.kanade.tachiyomi.util.isLocal import eu.kanade.tachiyomi.util.isLocal
import eu.kanade.tachiyomi.util.lang.await 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.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.prepUpdateCover
import eu.kanade.tachiyomi.util.removeCovers import eu.kanade.tachiyomi.util.removeCovers
import eu.kanade.tachiyomi.util.shouldDownloadNewChapters import eu.kanade.tachiyomi.util.shouldDownloadNewChapters
import eu.kanade.tachiyomi.util.updateCoverLastModified import eu.kanade.tachiyomi.util.updateCoverLastModified
import eu.kanade.tachiyomi.widget.ExtendedNavigationView.Item.TriStateGroup.State import eu.kanade.tachiyomi.widget.ExtendedNavigationView.Item.TriStateGroup.State
import kotlinx.coroutines.Job
import rx.Observable import rx.Observable
import rx.Subscription import rx.Subscription
import rx.android.schedulers.AndroidSchedulers import rx.android.schedulers.AndroidSchedulers
@ -55,7 +55,7 @@ class MangaPresenter(
/** /**
* Subscription to update the manga from the source. * 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. * 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. * 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. * Subscription to observe download status changes.
@ -160,26 +160,21 @@ class MangaPresenter(
* Fetch manga information from source. * Fetch manga information from source.
*/ */
fun fetchMangaFromSource(manualFetch: Boolean = false) { fun fetchMangaFromSource(manualFetch: Boolean = false) {
if (!fetchMangaSubscription.isNullOrUnsubscribed()) return if (fetchMangaJob?.isActive == true) return
fetchMangaSubscription = Observable.defer { fetchMangaJob = launchIO {
runAsObservable({ try {
val networkManga = source.getMangaDetails(manga.toMangaInfo()) val networkManga = source.getMangaDetails(manga.toMangaInfo())
val sManga = networkManga.toSManga() val sManga = networkManga.toSManga()
manga.prepUpdateCover(coverCache, sManga, manualFetch) manga.prepUpdateCover(coverCache, sManga, manualFetch)
manga.copyFrom(sManga) manga.copyFrom(sManga)
manga.initialized = true manga.initialized = true
db.insertManga(manga).executeAsBlocking() db.insertManga(manga).await()
manga
}) 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) { fun fetchChaptersFromSource(manualFetch: Boolean = false) {
hasRequested = true hasRequested = true
if (!fetchChaptersSubscription.isNullOrUnsubscribed()) return if (fetchChaptersJob?.isActive == true) return
fetchChaptersSubscription = Observable.defer { fetchChaptersJob = launchIO {
runAsObservable({ try {
source.getChapterList(manga.toMangaInfo()) val chapters = source.getChapterList(manga.toMangaInfo())
.map { it.toSChapter() } .map { it.toSChapter() }
})
} val (newChapters, _) = syncChaptersWithSource(db, chapters, manga, source)
.subscribeOn(Schedulers.io())
.map { syncChaptersWithSource(db, it, manga, source) }
.doOnNext {
if (manualFetch) { 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
)
} }
/** /**