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Use Channel in Download cache (#8292)

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* Use `Channel` in Download cache

Co-Authored-By: Andreas <6576096+ghostbear@users.noreply.github.com>

* Use Unlimited capacity

Co-authored-by: stevenyomi <95685115+stevenyomi@users.noreply.github.com>

Co-authored-by: Andreas <6576096+ghostbear@users.noreply.github.com>
Co-authored-by: stevenyomi <95685115+stevenyomi@users.noreply.github.com>
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AntsyLich 2022-10-26 19:21:35 +06:00 committed by GitHub
parent a834ff3a44
commit 3b5b9a1ae5
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1 changed files with 9 additions and 7 deletions
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16
app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadCache.kt
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@ -10,16 +10,18 @@ import eu.kanade.tachiyomi.extension.ExtensionManager
import eu.kanade.tachiyomi.source.Source
import eu.kanade.tachiyomi.source.SourceManager
import eu.kanade.tachiyomi.util.lang.launchIO
import eu.kanade.tachiyomi.util.lang.launchNonCancellable
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.Job
import kotlinx.coroutines.async
import kotlinx.coroutines.awaitAll
import kotlinx.coroutines.channels.Channel
import kotlinx.coroutines.delay
import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.flow.asStateFlow
import kotlinx.coroutines.flow.launchIn
import kotlinx.coroutines.flow.onEach
import kotlinx.coroutines.flow.onStart
import kotlinx.coroutines.flow.receiveAsFlow
import kotlinx.coroutines.withTimeout
import uy.kohesive.injekt.Injekt
import uy.kohesive.injekt.api.get
@ -41,10 +43,8 @@ class DownloadCache(
private val downloadPreferences: DownloadPreferences = Injekt.get(),
) {
// This is just a mechanism of notifying consumers of updates to the cache, the value itself
// is meaningless.
private val _state: MutableStateFlow<Long> = MutableStateFlow(0L)
val changes = _state.asStateFlow()
private val _changes: Channel<Unit> = Channel(Channel.UNLIMITED)
val changes = _changes.receiveAsFlow().onStart { emit(Unit) }
private val scope = CoroutineScope(Dispatchers.IO)
@ -300,7 +300,9 @@ class DownloadCache(
}
private fun notifyChanges() {
_state.value += 1
scope.launchNonCancellable {
_changes.send(Unit)
}
}
/**