Use ContentType instead of Type

src/main/kotlin/org/koitharu/kotatsu/parsers/ErrorMessages.kt

@@ -5,7 +5,11 @@ object ErrorMessages {
 	const val FILTER_MULTIPLE_STATES_NOT_SUPPORTED = "Multiple states are not supported by this source"
 	const val FILTER_MULTIPLE_GENRES_NOT_SUPPORTED = "Multiple genres are not supported by this source"
 	const val FILTER_MULTIPLE_CONTENT_RATING_NOT_SUPPORTED =
-		"Multiple Content Rating are not supported by this source"
+		"Multiple Content ratings are not supported by this source"
+	const val FILTER_MULTIPLE_CONTENT_TYPES_NOT_SUPPORTED =
+		"Multiple Content types are not supported by this source"
+	const val FILTER_MULTIPLE_DEMOGRAPHICS_NOT_SUPPORTED =
+		"Multiple Demographics are not supported by this source"
 	const val FILTER_BOTH_LOCALE_GENRES_NOT_SUPPORTED =
 		"Filtering by both genres and locale is not supported by this source"
 	const val FILTER_BOTH_STATES_GENRES_NOT_SUPPORTED =

src/main/kotlin/org/koitharu/kotatsu/parsers/MangaParser.kt

@@ -43,11 +43,11 @@ abstract class MangaParser @InternalParsersApi constructor(
 		get() = emptySet()
 
 	/**
-	 * Supported [Type] variants for filtering. May be empty.
+	 * Supported [ContentType] variants for filtering. May be empty.
 	 *
 	 * For better performance use [EnumSet] for more than one item.
 	 */
-	open val availableTypes: Set<Type>
+	open val availableContentTypes: Set<ContentType>
 		get() = emptySet()
 
 	/**
@@ -184,8 +184,8 @@ abstract class MangaParser @InternalParsersApi constructor(
 				locale = null,
 				states = emptySet(),
 				contentRating = emptySet(),
-				type = emptySet(),
-				demographic = emptySet(),
+				types = emptySet(),
+				demographics = emptySet(),
 			),
 		)
 	}

src/main/kotlin/org/koitharu/kotatsu/parsers/model/ContentType.kt

@@ -7,6 +7,10 @@ enum class ContentType {
 	 */
 	MANGA,
 
+	MANHWA,
+
+	MANHUA,
+
 	/**
 	 * Use this if the source provides mostly nsfw content.
 	 */
@@ -17,6 +21,8 @@ enum class ContentType {
 	 */
 	COMICS,
 
+	NOVEL,
+
 	/**
 	 * Use this type if no other suits your needs. For example, for an indie manga
 	 */

src/main/kotlin/org/koitharu/kotatsu/parsers/model/MangaListFilter.kt

@@ -14,9 +14,9 @@ sealed interface MangaListFilter {
 			(tags.size <= 1 || parser.isMultipleTagsSupported) &&
 			(tagsExclude.isEmpty() || parser.isTagsExclusionSupported) &&
 			(contentRating.isEmpty() || parser.availableContentRating.containsAll(contentRating)) &&
-			(states.isEmpty() || parser.availableStates.containsAll(states) &&
-			(type.isEmpty() || parser.availableType.containsAll(type)) &&
-			(demographic.isEmpty() || parser.availableDemographic.containsAll(demographic)))
+			(states.isEmpty() || parser.availableStates.containsAll(states)) &&
+			(types.isEmpty() || parser.availableContentTypes.containsAll(types)) &&
+			(demographics.isEmpty() || parser.availableDemographics.containsAll(demographics))
 
 		is Search -> parser.isSearchSupported
 	}
@@ -37,12 +37,12 @@ sealed interface MangaListFilter {
 		@JvmField val locale: Locale?,
 		@JvmField val states: Set<MangaState>,
 		@JvmField val contentRating: Set<ContentRating>,
-		@JvmField val type: Set<Type>,
-		@JvmField val demographic: Set<Demographic>,
+		@JvmField val types: Set<ContentType>,
+		@JvmField val demographics: Set<Demographic>,
 	) : MangaListFilter {
 
 		override fun isEmpty(): Boolean =
-			tags.isEmpty() && tagsExclude.isEmpty() && locale == null && states.isEmpty() && contentRating.isEmpty() && type.isEmpty() && demographic.isEmpty()
+			tags.isEmpty() && tagsExclude.isEmpty() && locale == null && states.isEmpty() && contentRating.isEmpty() && types.isEmpty() && demographics.isEmpty()
 
 		fun newBuilder() = Builder(sortOrder)
 			.tags(tags)
@@ -50,8 +50,8 @@ sealed interface MangaListFilter {
 			.locale(locale)
 			.states(states)
 			.contentRatings(contentRating)
-			.type(type)
-			.demographic(demographic)
+			.type(types)
+			.demographic(demographics)
 
 		class Builder(sortOrder: SortOrder) {
 
@@ -61,7 +61,7 @@ sealed interface MangaListFilter {
 			private var _locale: Locale? = null
 			private var _states: Set<MangaState>? = null
 			private var _contentRating: Set<ContentRating>? = null
-			private var _type: Set<Type>? = null
+			private var _types: Set<ContentType>? = null
 			private var _demographic: Set<Demographic>? = null
 
 			fun sortOrder(order: SortOrder) = apply {
@@ -88,8 +88,8 @@ sealed interface MangaListFilter {
 				_contentRating = rating
 			}
 
-			fun type(type: Set<Type>?) = apply {
-				_type = type
+			fun type(type: Set<ContentType>?) = apply {
+				_types = type
 			}
 
 			fun demographic(demographic: Set<Demographic>?) = apply {
@@ -103,8 +103,8 @@ sealed interface MangaListFilter {
 				locale = _locale,
 				states = _states.orEmpty(),
 				contentRating = _contentRating.orEmpty(),
-				type = _type.orEmpty(),
-				demographic = _demographic.orEmpty()
+				types = _types.orEmpty(),
+				demographics = _demographic.orEmpty(),
 			)
 		}
 	}

src/main/kotlin/org/koitharu/kotatsu/parsers/model/Type.kt

@@ -1,10 +0,0 @@
-package org.koitharu.kotatsu.parsers.model
-
-enum class Type {
-	MANGA,
-	MANHWA,
-	MANHUA,
-	COMIC,
-	NOVEL,
-	OTHERS,
-}

src/main/kotlin/org/koitharu/kotatsu/parsers/site/all/ComickFunParser.kt

@@ -36,14 +36,14 @@ internal class ComickFunParser(context: MangaLoaderContext) :
 		SortOrder.NEWEST,
 	)
 
-	override val availableType: Set<Type> = EnumSet.of(
-		Type.MANGA,
-		Type.MANHWA,
-		Type.MANHUA,
-		Type.OTHERS,
+	override val availableContentTypes: Set<ContentType> = EnumSet.of(
+		ContentType.MANGA,
+		ContentType.MANHWA,
+		ContentType.MANHUA,
+		ContentType.OTHER,
 	)
 
-	override val availableDemographic: Set<Demographic> = EnumSet.allOf(Demographic::class.java)
+	override val availableDemographics: Set<Demographic> = EnumSet.allOf(Demographic::class.java)
 
 	override val availableStates: Set<MangaState> =
 		EnumSet.of(MangaState.ONGOING, MangaState.FINISHED, MangaState.PAUSED, MangaState.ABANDONED)
@@ -99,20 +99,20 @@ internal class ComickFunParser(context: MangaLoaderContext) :
 					)
 				}
 
-				filter.type.forEach {
+				filter.types.forEach {
 					url.addQueryParameter(
 						"country",
 						when (it) {
-							Type.MANGA -> "jp"
-							Type.MANHWA -> "kr"
-							Type.MANHUA -> "cn"
-							Type.OTHERS -> "others"
+							ContentType.MANGA -> "jp"
+							ContentType.MANHWA -> "kr"
+							ContentType.MANHUA -> "cn"
+							ContentType.OTHER -> "others"
 							else -> ""
 						},
 					)
 				}
 
-				filter.demographic.forEach {
+				filter.demographics.forEach {
 					url.addQueryParameter(
 						"demographic",
 						when (it) {

src/main/kotlin/org/koitharu/kotatsu/parsers/site/all/MangaDexParser.kt

@@ -37,7 +37,7 @@ internal class MangaDexParser(context: MangaLoaderContext) : MangaParser(context
 
 	override val availableContentRating: Set<ContentRating> = EnumSet.allOf(ContentRating::class.java)
 
-	override val availableDemographic: Set<Demographic> = EnumSet.allOf(Demographic::class.java)
+	override val availableDemographics: Set<Demographic> = EnumSet.allOf(Demographic::class.java)
 
 	override val availableStates: Set<MangaState> =
 		EnumSet.of(MangaState.ONGOING, MangaState.FINISHED, MangaState.PAUSED, MangaState.ABANDONED)
@@ -110,7 +110,7 @@ internal class MangaDexParser(context: MangaLoaderContext) : MangaParser(context
 						}
 					}
 
-					filter.demographic.forEach {
+					filter.demographics.forEach {
 						append("&publicationDemographic[]=")
 						append(
 							when (it) {

src/main/kotlin/org/koitharu/kotatsu/parsers/site/mangareader/MangaReaderParser.kt

@@ -46,8 +46,14 @@ internal abstract class MangaReaderParser(
 	override val availableStates: Set<MangaState>
 		get() = EnumSet.of(MangaState.ONGOING, MangaState.FINISHED, MangaState.PAUSED)
 
-	override val availableType: Set<Type>
-		get() = EnumSet.of(Type.MANGA, Type.MANHWA, Type.MANHUA, Type.COMIC, Type.NOVEL)
+	override val availableContentTypes: Set<ContentType>
+		get() = EnumSet.of(
+			ContentType.MANGA,
+			ContentType.MANHWA,
+			ContentType.MANHUA,
+			ContentType.COMICS,
+			ContentType.NOVEL,
+		)
 
 
 	override val isTagsExclusionSupported = true
@@ -114,15 +120,15 @@ internal abstract class MangaReaderParser(
 						}
 					}
 
-					filter.type.oneOrThrowIfMany()?.let {
+					filter.types.oneOrThrowIfMany()?.let {
 						append("&type=")
 						append(
 							when (it) {
-								Type.MANGA -> "manga"
-								Type.MANHWA -> "manhwa"
-								Type.MANHUA -> "manhua"
-								Type.COMIC -> "comic"
-								Type.NOVEL -> "novel"
+								ContentType.MANGA -> "manga"
+								ContentType.MANHWA -> "manhwa"
+								ContentType.MANHUA -> "manhua"
+								ContentType.COMICS -> "comic"
+								ContentType.NOVEL -> "novel"
 								else -> ""
 							},
 						)

src/main/kotlin/org/koitharu/kotatsu/parsers/util/MangaParserEnv.kt

@@ -51,48 +51,34 @@ fun Element.parseFailed(message: String? = null): Nothing {
 }
 
 @InternalParsersApi
-fun Set<MangaTag>?.oneOrThrowIfMany(): MangaTag? {
-	return when {
-		isNullOrEmpty() -> null
-		size == 1 -> first()
-		else -> throw IllegalArgumentException(ErrorMessages.FILTER_MULTIPLE_GENRES_NOT_SUPPORTED)
-	}
-}
+fun Set<MangaTag>?.oneOrThrowIfMany(): MangaTag? = oneOrThrowIfMany(
+	ErrorMessages.FILTER_MULTIPLE_GENRES_NOT_SUPPORTED,
+)
 
 @InternalParsersApi
-fun Set<MangaState>?.oneOrThrowIfMany(): MangaState? {
-	return when {
-		isNullOrEmpty() -> null
-		size == 1 -> first()
-		else -> throw IllegalArgumentException(ErrorMessages.FILTER_MULTIPLE_STATES_NOT_SUPPORTED)
-	}
-}
+fun Set<MangaState>?.oneOrThrowIfMany(): MangaState? = oneOrThrowIfMany(
+	ErrorMessages.FILTER_MULTIPLE_STATES_NOT_SUPPORTED,
+)
 
 @InternalParsersApi
-fun Set<Type>?.oneOrThrowIfMany(): Type? {
-	return when {
-		isNullOrEmpty() -> null
-		size == 1 -> first()
-		else -> throw IllegalArgumentException(ErrorMessages.FILTER_MULTIPLE_STATES_NOT_SUPPORTED)
-	}
-}
+fun Set<ContentType>?.oneOrThrowIfMany(): ContentType? = oneOrThrowIfMany(
+	ErrorMessages.FILTER_MULTIPLE_CONTENT_TYPES_NOT_SUPPORTED,
+)
 
 @InternalParsersApi
-fun Set<Demographic>?.oneOrThrowIfMany(): Demographic? {
-	return when {
-		isNullOrEmpty() -> null
-		size == 1 -> first()
-		else -> throw IllegalArgumentException(ErrorMessages.FILTER_MULTIPLE_STATES_NOT_SUPPORTED)
-	}
-}
+fun Set<Demographic>?.oneOrThrowIfMany(): Demographic? = oneOrThrowIfMany(
+	ErrorMessages.FILTER_MULTIPLE_DEMOGRAPHICS_NOT_SUPPORTED,
+)
 
 @InternalParsersApi
-fun Set<ContentRating>?.oneOrThrowIfMany(): ContentRating? {
-	return when {
+fun Set<ContentRating>?.oneOrThrowIfMany(): ContentRating? = oneOrThrowIfMany(
+	ErrorMessages.FILTER_MULTIPLE_CONTENT_RATING_NOT_SUPPORTED,
+)
+
+private fun <T> Set<T>?.oneOrThrowIfMany(msg: String): T? = when {
 	isNullOrEmpty() -> null
 	size == 1 -> first()
-		else -> throw IllegalArgumentException(ErrorMessages.FILTER_MULTIPLE_CONTENT_RATING_NOT_SUPPORTED)
-	}
+	else -> throw IllegalArgumentException(msg)
 }
 
 val MangaParser.domain: String

src/test/kotlin/org/koitharu/kotatsu/parsers/MangaParserTest.kt

@@ -59,8 +59,8 @@ internal class MangaParserTest {
 				states = emptySet(),
 				tagsExclude = emptySet(),
 				contentRating = emptySet(),
-				type = emptySet(),
-				demographic = emptySet(),
+				types = emptySet(),
+				demographics = emptySet(),
 			),
 		).minByOrNull {
 			it.title.length
@@ -135,8 +135,8 @@ internal class MangaParserTest {
 			locale = locales.random(),
 			states = setOf(),
 			contentRating = setOf(),
-			type = emptySet(),
-			demographic = emptySet(),
+			types = emptySet(),
+			demographics = emptySet(),
 		)
 		val list = parser.getList(offset = 0, filter)
 		checkMangaList(list, filter.locale.toString())