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Use semaphores instead of channels where possible

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Use correct starting title in auto-migrator
This commit is contained in:
NerdNumber9 2019-08-02 22:54:06 -04:00
parent d04ffb7ea9
commit 7ec18861bf
1 changed files with 33 additions and 37 deletions
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34
app/src/main/java/exh/ui/migration/manga/process/MigrationProcedureController.kt
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@ -16,14 +16,16 @@ import exh.ui.base.BaseExhController
import exh.util.await
import kotlinx.android.synthetic.main.eh_migration_process.*
import kotlinx.coroutines.*
import kotlinx.coroutines.channels.Channel
import kotlinx.coroutines.sync.Semaphore
import kotlinx.coroutines.sync.withPermit
import rx.schedulers.Schedulers
import uy.kohesive.injekt.injectLazy
import java.util.concurrent.atomic.AtomicInteger
class MigrationProcedureController(bundle: Bundle? = null) : BaseExhController(bundle), CoroutineScope {
override val layoutId = R.layout.eh_migration_process
private var titleText = "Migrate manga (1/300)"
private var titleText = "Migrate manga"
private var adapter: MigrationProcedureAdapter? = null
@ -108,20 +110,12 @@ class MigrationProcedureController(bundle: Bundle? = null) : BaseExhController(b
it.id != mangaSource.id
}
if(config.useSourceWithMostChapters) {
val sourceQueue = Channel<CatalogueSource>(Channel.RENDEZVOUS)
launch {
validSources.forEachIndexed { index, catalogueSource ->
sourceQueue.send(catalogueSource)
manga.progress.send(validSources.size to index)
}
sourceQueue.close()
}
val sourceSemaphore = Semaphore(3)
val processedSources = AtomicInteger()
val results = mutableListOf<Pair<Manga, Int>>()
(1 .. 3).map {
launch {
for(source in sourceQueue) {
validSources.map { source ->
async {
sourceSemaphore.withPermit {
try {
supervisorScope {
val searchResult = if (config.enableLenientSearch) {
@ -133,17 +127,19 @@ class MigrationProcedureController(bundle: Bundle? = null) : BaseExhController(b
if(searchResult != null) {
val localManga = smartSearchEngine.networkToLocalManga(searchResult, source.id)
val chapters = source.fetchChapterList(localManga).toSingle().await(Schedulers.io())
results += localManga to chapters.size
manga.progress.send(validSources.size to processedSources.incrementAndGet())
localManga to chapters.size
} else {
null
}
}
} catch(e: Exception) {
logger.e("Failed to search in source: ${source.id}!", e)
null
}
}
}
}.forEach { it.join() }
results.maxBy { it.second }?.first
}.mapNotNull { it.await() }.maxBy { it.second }?.first
} else {
validSources.forEachIndexed { index, source ->
val searchResult = try {