Support UNKNOWN manga source

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

@@ -21,7 +21,7 @@ fun MangaSource(name: String): MangaSource {
 	MangaSource.entries.forEach {
 		if (it.name == name) return it
 	}
-	return MangaSource.DUMMY
+	return MangaSource.UNKNOWN
 }
 
 fun MangaSource.isNsfw() = contentType == ContentType.HENTAI

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

@@ -25,7 +25,7 @@ data class ParcelableChapter(
 				scanlator = parcel.readString(),
 				uploadDate = parcel.readLong(),
 				branch = parcel.readString(),
-				source = parcel.readSerializableCompat() ?: MangaSource.DUMMY,
+				source = parcel.readSerializableCompat() ?: MangaSource.UNKNOWN,
 			)
 		)
 

app/src/main/kotlin/org/koitharu/kotatsu/core/parser/EmptyParser.kt

@@ -0,0 +1,40 @@
+package org.koitharu.kotatsu.core.parser
+
+import org.koitharu.kotatsu.core.exceptions.UnsupportedSourceException
+import org.koitharu.kotatsu.parsers.MangaLoaderContext
+import org.koitharu.kotatsu.parsers.MangaParser
+import org.koitharu.kotatsu.parsers.config.ConfigKey
+import org.koitharu.kotatsu.parsers.model.Manga
+import org.koitharu.kotatsu.parsers.model.MangaChapter
+import org.koitharu.kotatsu.parsers.model.MangaListFilter
+import org.koitharu.kotatsu.parsers.model.MangaPage
+import org.koitharu.kotatsu.parsers.model.MangaSource
+import org.koitharu.kotatsu.parsers.model.MangaTag
+import org.koitharu.kotatsu.parsers.model.SortOrder
+import java.util.EnumSet
+
+/**
+ * This parser is just for parser development, it should not be used in releases
+ */
+class EmptyParser(context: MangaLoaderContext) : MangaParser(context, MangaSource.DUMMY) {
+
+	override val configKeyDomain: ConfigKey.Domain
+		get() = ConfigKey.Domain("localhost")
+
+	override val availableSortOrders: Set<SortOrder>
+		get() = EnumSet.allOf(SortOrder::class.java)
+
+	override suspend fun getDetails(manga: Manga): Manga = stub(manga)
+
+	override suspend fun getList(offset: Int, filter: MangaListFilter?): List<Manga> = stub(null)
+
+	override suspend fun getPages(chapter: MangaChapter): List<MangaPage> = stub(null)
+
+	override suspend fun getAvailableTags(): Set<MangaTag> = stub(null)
+
+	override suspend fun getRelatedManga(seed: Manga): List<Manga> = stub(seed)
+
+	private fun stub(manga: Manga?): Nothing {
+		throw UnsupportedSourceException("This manga source is not supported", manga)
+	}
+}

app/src/main/kotlin/org/koitharu/kotatsu/core/parser/MangaLinkResolver.kt

@@ -36,7 +36,7 @@ class MangaLinkResolver @Inject constructor(
 		require(uri.pathSegments.singleOrNull() == "manga") { "Invalid url" }
 		val sourceName = requireNotNull(uri.getQueryParameter("source")) { "Source is not specified" }
 		val source = MangaSource(sourceName)
-		require(source != MangaSource.DUMMY) { "Manga source $sourceName is not supported" }
+		require(source != MangaSource.UNKNOWN) { "Manga source $sourceName is not supported" }
 		val repo = repositoryFactory.create(source)
 		return repo.findExact(
 			url = uri.getQueryParameter("url"),

app/src/main/kotlin/org/koitharu/kotatsu/core/parser/MangaParser.kt

@@ -5,9 +5,9 @@ import org.koitharu.kotatsu.parsers.MangaParser
 import org.koitharu.kotatsu.parsers.model.MangaSource
 
 fun MangaParser(source: MangaSource, loaderContext: MangaLoaderContext): MangaParser {
-	return if (source == MangaSource.DUMMY) {
-		DummyParser(loaderContext)
-	} else {
-		loaderContext.newParserInstance(source)
+	return when (source) {
+		MangaSource.UNKNOWN -> EmptyParser(loaderContext)
+		MangaSource.DUMMY -> DummyParser(loaderContext)
+		else -> loaderContext.newParserInstance(source)
 	}
 }

app/src/main/kotlin/org/koitharu/kotatsu/details/ui/DetailsActivity.kt

@@ -463,7 +463,7 @@ class DetailsActivity :
 				imageViewState.isVisible = false
 			}
 
-			if (manga.source == MangaSource.LOCAL || manga.source == MangaSource.DUMMY) {
+			if (manga.source == MangaSource.LOCAL || manga.source == MangaSource.UNKNOWN) {
 				infoLayout.chipSource.isVisible = false
 			} else {
 				infoLayout.chipSource.text = manga.source.title

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

@@ -36,6 +36,7 @@ class MangaSourcesRepository @Inject constructor(
 
 	private val remoteSources = EnumSet.allOf(MangaSource::class.java).apply {
 		remove(MangaSource.LOCAL)
+		remove(MangaSource.UNKNOWN)
 		if (!BuildConfig.DEBUG) {
 			remove(MangaSource.DUMMY)
 		}