Option to use disabled sources for suggestions

app/src/main/kotlin/org/koitharu/kotatsu/core/model/MangaSource.kt

@@ -22,6 +22,7 @@ import org.koitharu.kotatsu.parsers.model.ContentType
 import org.koitharu.kotatsu.parsers.model.MangaParserSource
 import org.koitharu.kotatsu.parsers.model.MangaSource
 import org.koitharu.kotatsu.parsers.util.splitTwoParts
+import java.util.Locale
 import com.google.android.material.R as materialR
 
 data object LocalMangaSource : MangaSource {
@@ -79,6 +80,8 @@ tailrec fun MangaSource.unwrap(): MangaSource = if (this is MangaSourceInfo) {
 	this
 }
 
+fun MangaSource.getLocale(): Locale? = (unwrap() as? MangaParserSource)?.locale?.toLocale()
+
 fun MangaSource.getSummary(context: Context): String? = when (val source = unwrap()) {
 	is MangaParserSource -> {
 		val type = context.getString(source.contentType.titleResId)

app/src/main/kotlin/org/koitharu/kotatsu/core/prefs/AppSettings.kt

@@ -359,6 +359,9 @@ class AppSettings @Inject constructor(@ApplicationContext context: Context) {
 	val isSuggestionsExcludeNsfw: Boolean
 		get() = prefs.getBoolean(KEY_SUGGESTIONS_EXCLUDE_NSFW, false)
 
+	val isSuggestionsIncludeDisabledSources: Boolean
+		get() = prefs.getBoolean(KEY_SUGGESTIONS_DISABLED_SOURCES, false)
+
 	val isSuggestionsNotificationAvailable: Boolean
 		get() = prefs.getBoolean(KEY_SUGGESTIONS_NOTIFICATIONS, false)
 
@@ -658,6 +661,7 @@ class AppSettings @Inject constructor(@ApplicationContext context: Context) {
 		const val KEY_SUGGESTIONS_WIFI_ONLY = "suggestions_wifi"
 		const val KEY_SUGGESTIONS_EXCLUDE_NSFW = "suggestions_exclude_nsfw"
 		const val KEY_SUGGESTIONS_EXCLUDE_TAGS = "suggestions_exclude_tags"
+		const val KEY_SUGGESTIONS_DISABLED_SOURCES = "suggestions_disabled_sources"
 		const val KEY_SUGGESTIONS_NOTIFICATIONS = "suggestions_notifications"
 		const val KEY_SHIKIMORI = "shikimori"
 		const val KEY_ANILIST = "anilist"

app/src/main/kotlin/org/koitharu/kotatsu/explore/data/MangaSourcesRepository.kt

@@ -6,7 +6,6 @@ import android.content.Intent
 import android.content.IntentFilter
 import androidx.core.content.ContextCompat
 import androidx.room.withTransaction
-import dagger.hilt.android.qualifiers.ApplicationContext
 import kotlinx.coroutines.channels.awaitClose
 import kotlinx.coroutines.channels.trySendBlocking
 import kotlinx.coroutines.flow.Flow
@@ -354,7 +353,7 @@ class MangaSourcesRepository @Inject constructor(
 			.conflate()
 	}
 
-	private fun getExternalSources() = context.packageManager.queryIntentContentProviders(
+	fun getExternalSources(): List<ExternalMangaSource> = context.packageManager.queryIntentContentProviders(
 		Intent("app.kotatsu.parser.PROVIDE_MANGA"), 0,
 	).map { resolveInfo ->
 		ExternalMangaSource(

app/src/main/kotlin/org/koitharu/kotatsu/suggestions/ui/SuggestionsWorker.kt

@@ -48,11 +48,13 @@ import org.koitharu.kotatsu.R
 import org.koitharu.kotatsu.browser.cloudflare.CaptchaNotifier
 import org.koitharu.kotatsu.core.exceptions.CloudFlareProtectedException
 import org.koitharu.kotatsu.core.model.distinctById
+import org.koitharu.kotatsu.core.model.getLocale
 import org.koitharu.kotatsu.core.model.isNsfw
 import org.koitharu.kotatsu.core.nav.AppRouter
 import org.koitharu.kotatsu.core.nav.ReaderIntent
 import org.koitharu.kotatsu.core.parser.MangaRepository
 import org.koitharu.kotatsu.core.prefs.AppSettings
+import org.koitharu.kotatsu.core.util.LocaleComparator
 import org.koitharu.kotatsu.core.util.ext.asArrayList
 import org.koitharu.kotatsu.core.util.ext.awaitUniqueWorkInfoByName
 import org.koitharu.kotatsu.core.util.ext.awaitWorkInfosByTag
@@ -179,7 +181,7 @@ class SuggestionsWorker @AssistedInject constructor(
 			historyRepository.getList(0, 20) +
 				favouritesRepository.getLastManga(20)
 			).distinctById()
-		val sources = sourcesRepository.getEnabledSources()
+		val sources = getSources()
 		if (seed.isEmpty() || sources.isEmpty()) {
 			return 0
 		}
@@ -188,7 +190,7 @@ class SuggestionsWorker @AssistedInject constructor(
 
 		val semaphore = Semaphore(MAX_PARALLELISM)
 		val producer = channelFlow {
-			for (it in sources.shuffled()) {
+			for (it in sources) {
 				if (it.isNsfw() && (appSettings.isSuggestionsExcludeNsfw || appSettings.isNsfwContentDisabled)) {
 					continue
 				}
@@ -243,6 +245,18 @@ class SuggestionsWorker @AssistedInject constructor(
 		return suggestions.size
 	}
 
+	private suspend fun getSources(): List<MangaSource> {
+		if (appSettings.isSuggestionsIncludeDisabledSources) {
+			val result = sourcesRepository.allMangaSources.toMutableList<MangaSource>()
+			result.addAll(sourcesRepository.getExternalSources())
+			result.shuffle()
+			result.sortWith(compareBy(nullsLast(LocaleComparator())) { it.getLocale() })
+			return result
+		} else {
+			return sourcesRepository.getEnabledSources().shuffled()
+		}
+	}
+
 	private suspend fun getList(
 		source: MangaSource,
 		tags: List<String>,

app/src/main/res/values/strings.xml

@@ -819,4 +819,7 @@
 	<string name="clear_browser_data">Clear browser data</string>
 	<string name="clear_browser_data_summary">Clear browser data such as cache and cookies. Warning: Authorization in manga sources may become invalid</string>
 	<string name="no_write_permission_to_file">Does not have permission to write a file</string>
+	<string name="exclude_nsfw_from_suggestions_summary">Adult manga will not be shown in suggestions. This option may work inaccurate with some sources</string>
+	<string name="include_disabled_sources">Include disabled sources</string>
+	<string name="suggestions_disabled_sources_summary">Show suggestions from all manga sources, including disabled ones</string>
 </resources>

app/src/main/res/xml/pref_suggestions.xml

@@ -17,6 +17,13 @@
 		android:summary="@string/suggestions_wifi_only_summary"
 		android:title="@string/only_using_wifi" />
 
+	<SwitchPreferenceCompat
+		android:defaultValue="false"
+		android:dependency="suggestions"
+		android:key="suggestions_disabled_sources"
+		android:summary="@string/suggestions_disabled_sources_summary"
+		android:title="@string/include_disabled_sources" />
+
 	<SwitchPreferenceCompat
 		android:defaultValue="false"
 		android:dependency="suggestions"
@@ -35,6 +42,7 @@
 		android:defaultValue="false"
 		android:dependency="suggestions"
 		android:key="suggestions_exclude_nsfw"
+		android:summary="@string/exclude_nsfw_from_suggestions_summary"
 		android:title="@string/exclude_nsfw_from_suggestions" />
 
 	<Preference