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Convert Favorites sync to a StateFlow

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This commit is contained in:
Jobobby04
2020-11-30 20:22:29 -05:00
parent 9a2ed755b7
commit ee18f94788
3 changed files with 61 additions and 70 deletions
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app/src/main/java/exh/favorites/FavoritesSyncHelper.kt
+30 -36
View File
@@ -30,10 +30,10 @@ import exh.util.wifiManager
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.Job
import kotlinx.coroutines.flow.MutableStateFlow
import kotlinx.coroutines.launch
import okhttp3.FormBody
import okhttp3.Request
import rx.subjects.BehaviorSubject
import uy.kohesive.injekt.Injekt
import uy.kohesive.injekt.api.get
import uy.kohesive.injekt.injectLazy
@@ -61,7 +61,7 @@ class FavoritesSyncHelper(val context: Context) {
private val logger = XLog.tag("EHFavSync").build()
val status: BehaviorSubject<FavoritesSyncStatus> = BehaviorSubject.create(FavoritesSyncStatus.Idle(context))
val status: MutableStateFlow<FavoritesSyncStatus> = MutableStateFlow(FavoritesSyncStatus.Idle(context))
@Synchronized
fun runSync() {
@@ -69,7 +69,7 @@ class FavoritesSyncHelper(val context: Context) {
return
}
status.onNext(FavoritesSyncStatus.Initializing(context))
status.value = FavoritesSyncStatus.Initializing(context)
scope.launch(Dispatchers.IO) { beginSync() }
}
@@ -77,12 +77,12 @@ class FavoritesSyncHelper(val context: Context) {
private suspend fun beginSync() {
// Check if logged in
if (!prefs.enableExhentai().get()) {
status.onNext(FavoritesSyncStatus.Error(context.getString(R.string.please_login)))
status.value = FavoritesSyncStatus.Error(context.getString(R.string.please_login))
return
}
// Validate library state
status.onNext(FavoritesSyncStatus.Processing(context.getString(R.string.favorites_sync_verifying_library), context = context))
status.value = FavoritesSyncStatus.Processing(context.getString(R.string.favorites_sync_verifying_library), context = context)
val libraryManga = db.getLibraryMangas().await()
val seenManga = HashSet<Long>(libraryManga.size)
libraryManga.forEach {
@@ -90,10 +90,8 @@ class FavoritesSyncHelper(val context: Context) {
if (it.id in seenManga) {
val inCategories = db.getCategoriesForManga(it).await()
status.onNext(
FavoritesSyncStatus.BadLibraryState
.MangaInMultipleCategories(it, inCategories, context)
)
status.value = FavoritesSyncStatus.BadLibraryState.MangaInMultipleCategories(it, inCategories, context)
logger.w(context.getString(R.string.favorites_sync_manga_multiple_categories_error, it.id))
return
} else {
@@ -103,10 +101,10 @@ class FavoritesSyncHelper(val context: Context) {
// Download remote favorites
val favorites = try {
status.onNext(FavoritesSyncStatus.Processing(context.getString(R.string.favorites_sync_downloading), context = context))
status.value = FavoritesSyncStatus.Processing(context.getString(R.string.favorites_sync_downloading), context = context)
exh.fetchFavorites()
} catch (e: Exception) {
status.onNext(FavoritesSyncStatus.Error(context.getString(R.string.favorites_sync_failed_to_featch)))
status.value = FavoritesSyncStatus.Error(context.getString(R.string.favorites_sync_failed_to_featch))
logger.e(context.getString(R.string.favorites_sync_could_not_fetch), e)
return
}
@@ -136,17 +134,17 @@ class FavoritesSyncHelper(val context: Context) {
storage.getRealm().use { realm ->
realm.trans {
db.inTransaction {
status.onNext(FavoritesSyncStatus.Processing(context.getString(R.string.favorites_sync_calculating_remote_changes), context = context))
status.value = FavoritesSyncStatus.Processing(context.getString(R.string.favorites_sync_calculating_remote_changes), context = context)
val remoteChanges = storage.getChangedRemoteEntries(realm, favorites.first)
val localChanges = if (prefs.exhReadOnlySync().get()) {
null // Do not build local changes if they are not going to be applied
} else {
status.onNext(FavoritesSyncStatus.Processing(context.getString(R.string.favorites_sync_calculating_local_changes), context = context))
status.value = FavoritesSyncStatus.Processing(context.getString(R.string.favorites_sync_calculating_local_changes), context = context)
storage.getChangedDbEntries(realm)
}
// Apply remote categories
status.onNext(FavoritesSyncStatus.Processing(context.getString(R.string.favorites_sync_syncing_category_names), context = context))
status.value = FavoritesSyncStatus.Processing(context.getString(R.string.favorites_sync_syncing_category_names), context = context)
applyRemoteCategories(favorites.second)
// Apply change sets
@@ -155,7 +153,7 @@ class FavoritesSyncHelper(val context: Context) {
applyChangeSetToRemote(errorList, localChanges)
}
status.onNext(FavoritesSyncStatus.Processing(context.getString(R.string.favorites_sync_cleaning_up), context = context))
status.value = FavoritesSyncStatus.Processing(context.getString(R.string.favorites_sync_cleaning_up), context = context)
storage.snapshotEntries(realm)
}
}
@@ -169,7 +167,7 @@ class FavoritesSyncHelper(val context: Context) {
logger.w(context.getString(R.string.favorites_sync_ignoring_exception), e)
return
} catch (e: Exception) {
status.onNext(FavoritesSyncStatus.Error(context.getString(R.string.favorites_sync_unknown_error, e.message)))
status.value = FavoritesSyncStatus.Error(context.getString(R.string.favorites_sync_unknown_error, e.message))
logger.e(context.getString(R.string.favorites_sync_sync_error), e)
return
} finally {
@@ -188,9 +186,9 @@ class FavoritesSyncHelper(val context: Context) {
}
if (errorList.isEmpty()) {
status.onNext(FavoritesSyncStatus.Idle(context))
status.value = FavoritesSyncStatus.Idle(context)
} else {
status.onNext(FavoritesSyncStatus.CompleteWithErrors(errorList))
status.value = FavoritesSyncStatus.CompleteWithErrors(errorList)
}
}
@@ -258,7 +256,7 @@ class FavoritesSyncHelper(val context: Context) {
if (prefs.exhLenientSync().get()) {
errorList += errorString
} else {
status.onNext(FavoritesSyncStatus.Error(errorString))
status.value = FavoritesSyncStatus.Error(errorString)
throw IgnoredException()
}
}
@@ -286,7 +284,7 @@ class FavoritesSyncHelper(val context: Context) {
private suspend fun applyChangeSetToRemote(errorList: MutableList<String>, changeSet: ChangeSet) {
// Apply removals
if (changeSet.removed.isNotEmpty()) {
status.onNext(FavoritesSyncStatus.Processing(context.getString(R.string.favorites_sync_removing_galleries, changeSet.removed.size), context = context))
status.value = FavoritesSyncStatus.Processing(context.getString(R.string.favorites_sync_removing_galleries, changeSet.removed.size), context = context)
val formBody = FormBody.Builder()
.add("ddact", "delete")
@@ -308,7 +306,7 @@ class FavoritesSyncHelper(val context: Context) {
if (prefs.exhLenientSync().get()) {
errorList += errorString
} else {
status.onNext(FavoritesSyncStatus.Error(errorString))
status.value = FavoritesSyncStatus.Error(errorString)
throw IgnoredException()
}
}
@@ -317,12 +315,10 @@ class FavoritesSyncHelper(val context: Context) {
// Apply additions
throttleManager.resetThrottle()
changeSet.added.forEachIndexed { index, it ->
status.onNext(
FavoritesSyncStatus.Processing(
context.getString(R.string.favorites_sync_adding_to_remote, index + 1, changeSet.added.size),
needWarnThrottle(),
context
)
status.value = FavoritesSyncStatus.Processing(
context.getString(R.string.favorites_sync_adding_to_remote, index + 1, changeSet.added.size),
needWarnThrottle(),
context
)
throttleManager.throttle()
@@ -336,7 +332,7 @@ class FavoritesSyncHelper(val context: Context) {
// Apply removals
changeSet.removed.forEachIndexed { index, it ->
status.onNext(FavoritesSyncStatus.Processing(context.getString(R.string.favorites_sync_remove_from_local, index + 1, changeSet.removed.size), context = context))
status.value = FavoritesSyncStatus.Processing(context.getString(R.string.favorites_sync_remove_from_local, index + 1, changeSet.removed.size), context = context)
val url = it.getUrl()
// Consider both EX and EH sources
@@ -366,12 +362,10 @@ class FavoritesSyncHelper(val context: Context) {
// Apply additions
throttleManager.resetThrottle()
changeSet.added.forEachIndexed { index, it ->
status.onNext(
FavoritesSyncStatus.Processing(
context.getString(R.string.favorites_sync_add_to_local, index + 1, changeSet.added.size),
needWarnThrottle(),
context
)
status.value = FavoritesSyncStatus.Processing(
context.getString(R.string.favorites_sync_add_to_local, index + 1, changeSet.added.size),
needWarnThrottle(),
context
)
throttleManager.throttle()
@@ -387,7 +381,7 @@ class FavoritesSyncHelper(val context: Context) {
if (result is GalleryAddEvent.Fail) {
if (result is GalleryAddEvent.Fail.NotFound) {
XLog.e(context.getString(R.string.favorites_sync_remote_not_exist, it.getUrl()))
XLog.tag("EHFavSync").enableStackTrace(2).e(context.getString(R.string.favorites_sync_remote_not_exist, it.getUrl()))
// Skip this gallery, it no longer exists
return@forEachIndexed
}
@@ -400,7 +394,7 @@ class FavoritesSyncHelper(val context: Context) {
if (prefs.exhLenientSync().get()) {
errorList += errorString
} else {
status.onNext(FavoritesSyncStatus.Error(errorString))
status.value = FavoritesSyncStatus.Error(errorString)
throw IgnoredException()
}
} else if (result is GalleryAddEvent.Success) {
app/src/main/java/exh/favorites/LocalFavoritesStorage.kt
+15 -20
View File
@@ -6,6 +6,7 @@ import eu.kanade.tachiyomi.source.online.all.EHentai
import exh.EH_SOURCE_ID
import exh.EXH_SOURCE_ID
import exh.metadata.metadata.EHentaiSearchMetadata
import exh.util.executeOnIO
import io.realm.Realm
import io.realm.RealmConfiguration
import uy.kohesive.injekt.injectLazy
@@ -20,13 +21,13 @@ class LocalFavoritesStorage {
fun getRealm(): Realm = Realm.getInstance(realmConfig)
fun getChangedDbEntries(realm: Realm) =
suspend fun getChangedDbEntries(realm: Realm) =
getChangedEntries(
realm,
parseToFavoriteEntries(
loadDbCategories(
db.getFavoriteMangas()
.executeAsBlocking()
.executeOnIO()
.asSequence()
)
)
@@ -37,22 +38,19 @@ class LocalFavoritesStorage {
realm,
parseToFavoriteEntries(
entries.asSequence().map {
Pair(
it.fav,
it.manga.apply {
favorite = true
date_added = System.currentTimeMillis()
}
)
it.fav to it.manga.apply {
favorite = true
date_added = System.currentTimeMillis()
}
}
)
)
fun snapshotEntries(realm: Realm) {
suspend fun snapshotEntries(realm: Realm) {
val dbMangas = parseToFavoriteEntries(
loadDbCategories(
db.getFavoriteMangas()
.executeAsBlocking()
.executeOnIO()
.asSequence()
)
)
@@ -100,19 +98,16 @@ class LocalFavoritesStorage {
it.category == entry.category
}
private fun loadDbCategories(manga: Sequence<Manga>): Sequence<Pair<Int, Manga>> {
val dbCategories = db.getCategories().executeAsBlocking()
private suspend fun loadDbCategories(manga: Sequence<Manga>): Sequence<Pair<Int, Manga>> {
val dbCategories = db.getCategories().executeOnIO()
return manga.filter(this::validateDbManga).mapNotNull {
val category = db.getCategoriesForManga(it).executeAsBlocking()
Pair(
dbCategories.indexOf(
category.firstOrNull()
?: return@mapNotNull null
),
it
)
dbCategories.indexOf(
category.firstOrNull()
?: return@mapNotNull null
) to it
}
}