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Code Issues Packages Projects Releases Wiki Activity

Clean up download state logic in MorePresenter

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This commit is contained in:
arkon
2022-10-09 10:35:30 -04:00
parent bd9a08c73d
commit 3bfbd58402
7 changed files with 46 additions and 120 deletions
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76
app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadService.kt
View File

@@ -8,11 +8,9 @@ import android.os.IBinder
import android.os.PowerManager
import androidx.annotation.StringRes
import androidx.core.content.ContextCompat
import com.jakewharton.rxrelay.BehaviorRelay
import eu.kanade.domain.download.service.DownloadPreferences
import eu.kanade.tachiyomi.R
import eu.kanade.tachiyomi.data.notification.Notifications
import eu.kanade.tachiyomi.util.lang.plusAssign
import eu.kanade.tachiyomi.util.lang.withUIContext
import eu.kanade.tachiyomi.util.system.acquireWakeLock
import eu.kanade.tachiyomi.util.system.isConnectedToWifi
@@ -32,7 +30,6 @@ import kotlinx.coroutines.flow.launchIn
import kotlinx.coroutines.flow.onEach
import logcat.LogPriority
import ru.beryukhov.reactivenetwork.ReactiveNetwork
import rx.subscriptions.CompositeSubscription
import uy.kohesive.injekt.injectLazy
/**
@@ -44,11 +41,6 @@ class DownloadService : Service() {
companion object {
/**
* Relay used to know when the service is running.
*/
val runningRelay: BehaviorRelay<Boolean> = BehaviorRelay.create(false)
private val _isRunning = MutableStateFlow(false)
val isRunning = _isRunning.asStateFlow()
@@ -83,7 +75,6 @@ class DownloadService : Service() {
}
private val downloadManager: DownloadManager by injectLazy()
private val downloadPreferences: DownloadPreferences by injectLazy()
/**
@@ -91,62 +82,58 @@ class DownloadService : Service() {
*/
private lateinit var wakeLock: PowerManager.WakeLock
private lateinit var subscriptions: CompositeSubscription
private lateinit var ioScope: CoroutineScope
/**
* Called when the service is created.
*/
override fun onCreate() {
super.onCreate()
ioScope = CoroutineScope(SupervisorJob() + Dispatchers.IO)
startForeground(Notifications.ID_DOWNLOAD_CHAPTER_PROGRESS, getPlaceholderNotification())
wakeLock = acquireWakeLock(javaClass.name)
runningRelay.call(true)
_isRunning.value = true
subscriptions = CompositeSubscription()
listenDownloaderState()
listenNetworkChanges()
}
/**
* Called when the service is destroyed.
*/
override fun onDestroy() {
ioScope?.cancel()
runningRelay.call(false)
_isRunning.value = false
subscriptions.unsubscribe()
downloadManager.stopDownloads()
wakeLock.releaseIfNeeded()
super.onDestroy()
}
/**
* Not used.
*/
// Not used
override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
return START_NOT_STICKY
}
/**
* Not used.
*/
// Not used
override fun onBind(intent: Intent): IBinder? {
return null
}
private fun stopDownloads(@StringRes string: Int) {
downloadManager.stopDownloads(getString(string))
}
/**
* Listens to network changes.
*
* @see onNetworkStateChanged
*/
private fun listenNetworkChanges() {
ReactiveNetwork()
.observeNetworkConnectivity(applicationContext)
.onEach {
withUIContext {
onNetworkStateChanged()
if (isOnline()) {
if (downloadPreferences.downloadOnlyOverWifi().get() && !isConnectedToWifi()) {
stopDownloads(R.string.download_notifier_text_only_wifi)
} else {
val started = downloadManager.startDownloads()
if (!started) stopSelf()
}
} else {
stopDownloads(R.string.download_notifier_no_network)
}
}
}
.catch { error ->
@@ -159,41 +146,20 @@ class DownloadService : Service() {
.launchIn(ioScope)
}
/**
* Called when the network state changes.
*/
private fun onNetworkStateChanged() {
if (isOnline()) {
if (downloadPreferences.downloadOnlyOverWifi().get() && !isConnectedToWifi()) {
stopDownloads(R.string.download_notifier_text_only_wifi)
} else {
val started = downloadManager.startDownloads()
if (!started) stopSelf()
}
} else {
stopDownloads(R.string.download_notifier_no_network)
}
}
private fun stopDownloads(@StringRes string: Int) {
downloadManager.stopDownloads(getString(string))
}
/**
* Listens to downloader status. Enables or disables the wake lock depending on the status.
*/
private fun listenDownloaderState() {
subscriptions += downloadManager.runningRelay
.doOnError {
/* Swallow wakelock error */
}
.subscribe { running ->
if (running) {
_isRunning
.onEach { isRunning ->
if (isRunning) {
wakeLock.acquireIfNeeded()
} else {
wakeLock.releaseIfNeeded()
}
}
.catch { /* Ignore errors */ }
.launchIn(ioScope)
}
/**

11
app/src/main/java/eu/kanade/tachiyomi/data/download/model/DownloadQueue.kt
View File

@@ -75,13 +75,14 @@ class DownloadQueue(
Observable.from(this).filter { download -> download.status == Download.State.DOWNLOADING }
@Deprecated("Use getStatusAsFlow instead")
fun getStatusObservable(): Observable<Download> = statusSubject
private fun getStatusObservable(): Observable<Download> = statusSubject
.startWith(getActiveDownloads())
.onBackpressureBuffer()
fun getStatusAsFlow(): Flow<Download> = getStatusObservable().asFlow()
fun getUpdatedObservable(): Observable<List<Download>> = updatedRelay.onBackpressureBuffer()
@Deprecated("Use getUpdatedAsFlow instead")
private fun getUpdatedObservable(): Observable<List<Download>> = updatedRelay.onBackpressureBuffer()
.startWith(Unit)
.map { this }
@@ -94,7 +95,7 @@ class DownloadQueue(
}
@Deprecated("Use getProgressAsFlow instead")
fun getProgressObservable(): Observable<Download> {
private fun getProgressObservable(): Observable<Download> {
return statusSubject.onBackpressureBuffer()
.startWith(getActiveDownloads())
.flatMap { download ->
@@ -113,9 +114,7 @@ class DownloadQueue(
.filter { it.status == Download.State.DOWNLOADING }
}
fun getProgressAsFlow(): Flow<Download> {
return getProgressObservable().asFlow()
}
fun getProgressAsFlow(): Flow<Download> = getProgressObservable().asFlow()
private fun setPagesSubject(pages: List<Page>?, subject: PublishSubject<Int>?) {
pages?.forEach { it.setStatusSubject(subject) }