[madtheme] add SearchWithFilters

[manga18] add SearchWithFilters
[mangadventure] add SearchWithFilters
[mangaworld] add POPULARITY_ASC, NEWEST_ASC, SearchWithFilters, Year, ContentTypes, Multiple states
Remove type on fetch tags
[mmrcms] add SearchWithFilters
[TrWebtoon] add SearchWithFilters
[Truyenqq] add TagsExclusion, ContentTypes, NEWEST_ASC, UPDATED_ASC, POPULARITY_ASC
[Baozimh] add ContentTypes
[zmanga] add SearchWithFilters, Year, ContentTypes

src/main/kotlin/org/koitharu/kotatsu/parsers/site/madara/MadaraParser.kt

@@ -35,21 +35,6 @@ internal abstract class MadaraParser(
 	// Change these values only if the site does not support manga listings via ajax
 	protected open val withoutAjax = false
 
-	override val filterCapabilities: MangaListFilterCapabilities
-		get() = MangaListFilterCapabilities(
-			isMultipleTagsSupported = true,
-			isTagsExclusionSupported = !withoutAjax,
-			isSearchSupported = true,
-			isSearchWithFiltersSupported = true,
-			isYearSupported = true,
-		)
-
-	override suspend fun getFilterOptions() = MangaListFilterOptions(
-		availableTags = fetchAvailableTags(),
-		availableStates = EnumSet.allOf(MangaState::class.java),
-		availableContentRating = EnumSet.of(ContentRating.SAFE, ContentRating.ADULT),
-	)
-
 	override val availableSortOrders: Set<SortOrder> = setupAvailableSortOrders()
 
 	private fun setupAvailableSortOrders(): Set<SortOrder> {
@@ -79,6 +64,21 @@ internal abstract class MadaraParser(
 		}
 	}
 
+	override val filterCapabilities: MangaListFilterCapabilities
+		get() = MangaListFilterCapabilities(
+			isMultipleTagsSupported = true,
+			isTagsExclusionSupported = !withoutAjax,
+			isSearchSupported = true,
+			isSearchWithFiltersSupported = true,
+			isYearSupported = true,
+		)
+
+	override suspend fun getFilterOptions() = MangaListFilterOptions(
+		availableTags = fetchAvailableTags(),
+		availableStates = EnumSet.allOf(MangaState::class.java),
+		availableContentRating = EnumSet.of(ContentRating.SAFE, ContentRating.ADULT),
+	)
+
 	override val authUrl: String
 		get() = "https://${domain}"
 

src/main/kotlin/org/koitharu/kotatsu/parsers/site/madtheme/MadthemeParser.kt

@@ -34,9 +34,17 @@ internal abstract class MadthemeParser(
 		SortOrder.RATING,
 	)
 
-	protected open val listUrl = "search/"
+	override val filterCapabilities: MangaListFilterCapabilities
-	protected open val datePattern = "MMM dd, yyyy"
+		get() = MangaListFilterCapabilities(
+			isMultipleTagsSupported = true,
+			isSearchSupported = true,
+			isSearchWithFiltersSupported = true,
+		)
 
+	override suspend fun getFilterOptions() = MangaListFilterOptions(
+		availableTags = fetchAvailableTags(),
+		availableStates = EnumSet.of(MangaState.ONGOING, MangaState.FINISHED),
+	)
 
 	init {
 		paginator.firstPage = 1
@@ -46,27 +54,17 @@ internal abstract class MadthemeParser(
 
 	@JvmField
 	protected val ongoing: Set<String> = setOf(
-		"On Going",
+		"on going",
-		"Ongoing",
+		"ongoing",
-		"ONGOING",
 	)
 
 	@JvmField
 	protected val finished: Set<String> = setOf(
-		"Completed",
+		"completed",
-		"COMPLETED",
 	)
 
-	override val filterCapabilities: MangaListFilterCapabilities
+	protected open val listUrl = "search/"
-		get() = MangaListFilterCapabilities(
+	protected open val datePattern = "MMM dd, yyyy"
-			isMultipleTagsSupported = true,
-			isSearchSupported = true,
-		)
-
-	override suspend fun getFilterOptions() = MangaListFilterOptions(
-		availableTags = fetchAvailableTags(),
-		availableStates = EnumSet.of(MangaState.ONGOING, MangaState.FINISHED),
-	)
 
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
 		val url = buildString {
@@ -74,49 +72,43 @@ internal abstract class MadthemeParser(
 			append(domain)
 			append('/')
 			append(listUrl)
-			when {
 
-				!filter.query.isNullOrEmpty() -> {
+			append("?page=")
-					append("?sort=updated_at&q=")
+			append(page.toString())
-					append(filter.query.urlEncoded())
-				}
 
-				else -> {
+			filter.query?.let {
-
+				append("&q=")
-					append("?sort=")
+				append(filter.query.urlEncoded())
-					when (order) {
+			}
-						SortOrder.POPULARITY -> append("views")
-						SortOrder.UPDATED -> append("updated_at")
-						SortOrder.ALPHABETICAL -> append("name") // On some sites without tags or searches, the alphabetical option is empty.
-						SortOrder.NEWEST -> append("created_at")
-						SortOrder.RATING -> append("rating")
-						else -> append("updated_at")
-					}
-					if (filter.tags.isNotEmpty()) {
-						filter.tags.forEach {
-							append("&")
-							append("genre[]".urlEncoded())
-							append("=")
-							append(it.key)
-						}
-					}
-
-					filter.states.oneOrThrowIfMany()?.let {
-						append("&status=")
-						append(
-							when (it) {
-								MangaState.ONGOING -> "ongoing"
-								MangaState.FINISHED -> "completed"
-								else -> "all"
-							},
-						)
-					}
 
+			append("&sort=")
+			when (order) {
+				SortOrder.POPULARITY -> append("views")
+				SortOrder.UPDATED -> append("updated_at")
+				SortOrder.ALPHABETICAL -> append("name") // On some sites without tags or searches, the alphabetical option is empty.
+				SortOrder.NEWEST -> append("created_at")
+				SortOrder.RATING -> append("rating")
+				else -> append("updated_at")
+			}
+			if (filter.tags.isNotEmpty()) {
+				filter.tags.forEach {
+					append("&")
+					append("genre[]".urlEncoded())
+					append("=")
+					append(it.key)
 				}
 			}
 
-			append("&page=")
+			filter.states.oneOrThrowIfMany()?.let {
-			append(page.toString())
+				append("&status=")
+				append(
+					when (it) {
+						MangaState.ONGOING -> "ongoing"
+						MangaState.FINISHED -> "completed"
+						else -> "all"
+					},
+				)
+			}
 		}
 
 		val doc = webClient.httpGet(url).parseHtml()
@@ -128,10 +120,9 @@ internal abstract class MadthemeParser(
 				url = href,
 				publicUrl = href.toAbsoluteUrl(div.host ?: domain),
 				coverUrl = div.selectFirst("img")?.src().orEmpty(),
-				title = div.selectFirstOrThrow("div.meta").selectFirst("div.title")?.text().orEmpty(),
+				title = div.selectFirst("div.meta")?.selectFirst("div.title")?.text().orEmpty(),
 				altTitle = null,
-				rating = div.selectFirstOrThrow("div.meta span.score").ownText().toFloatOrNull()?.div(5f)
+				rating = div.selectFirst("div.meta span.score")?.ownText()?.toFloatOrNull()?.div(5f) ?: RATING_UNKNOWN,
-					?: RATING_UNKNOWN,
 				tags = doc.body().select("div.meta div.genres span").mapNotNullToSet { span ->
 					MangaTag(
 						key = span.attr("class"),
@@ -151,7 +142,7 @@ internal abstract class MadthemeParser(
 		val doc = webClient.httpGet("https://$domain/$listUrl").parseHtml()
 		return doc.select("div.genres .checkbox").mapNotNullToSet { checkbox ->
 			val key = checkbox.selectFirstOrThrow("input").attr("value") ?: return@mapNotNullToSet null
-			val name = checkbox.selectFirstOrThrow("span.radio__label").text()
+			val name = checkbox.selectFirst("span.radio__label")?.text() ?: key
 			MangaTag(
 				key = key,
 				title = name,
@@ -171,12 +162,12 @@ internal abstract class MadthemeParser(
 
 		val chaptersDeferred = async { getChapters(doc) }
 
-		val desc = doc.selectFirstOrThrow(selectDesc).html()
+		val desc = doc.selectFirst(selectDesc)?.html()
 
 		val stateDiv = doc.selectFirst(selectState)
 
 		val state = stateDiv?.let {
-			when (it.text()) {
+			when (it.text().lowercase()) {
 				in ongoing -> MangaState.ONGOING
 				in finished -> MangaState.FINISHED
 				else -> null
@@ -195,8 +186,8 @@ internal abstract class MadthemeParser(
 					source = source,
 				)
 			},
-			description = desc,
+			description = desc.orEmpty(),
-			altTitle = alt,
+			altTitle = alt.orEmpty(),
 			state = state,
 			chapters = chaptersDeferred.await(),
 			isNsfw = nsfw || manga.isNsfw,
@@ -218,7 +209,7 @@ internal abstract class MadthemeParser(
 			val dateText = li.selectFirst(selectDate)?.text()
 			MangaChapter(
 				id = generateUid(href),
-				name = li.selectFirstOrThrow(".chapter-title").text(),
+				name = li.selectFirst(".chapter-title")?.text() ?: "Chapters : ${i + 1f}",
 				number = i + 1f,
 				volume = 0,
 				url = href,

src/main/kotlin/org/koitharu/kotatsu/parsers/site/madtheme/en/ManhuaScan.kt

@@ -1,124 +1,12 @@
 package org.koitharu.kotatsu.parsers.site.madtheme.en
 
-import org.jsoup.nodes.Document
 import org.koitharu.kotatsu.parsers.Broken
 import org.koitharu.kotatsu.parsers.MangaLoaderContext
 import org.koitharu.kotatsu.parsers.MangaSourceParser
 import org.koitharu.kotatsu.parsers.model.*
 import org.koitharu.kotatsu.parsers.site.madtheme.MadthemeParser
-import org.koitharu.kotatsu.parsers.util.*
-import java.text.SimpleDateFormat
-import java.util.*
 
 @Broken
 @MangaSourceParser("MANHUASCAN", "kaliscan.io", "en")
 internal class ManhuaScan(context: MangaLoaderContext) :
-	MadthemeParser(context, MangaParserSource.MANHUASCAN, "manhuascan.io") {
+	MadthemeParser(context, MangaParserSource.MANHUASCAN, "manhuascan.io")
-	override val sourceLocale: Locale = Locale.ENGLISH
-	override val listUrl = "search"
-
-	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
-		val url = buildString {
-			append("https://")
-			append(domain)
-			append('/')
-			append(listUrl)
-			when {
-
-				!filter.query.isNullOrEmpty() -> {
-					append("?sort=updated_at&q=")
-					append(filter.query.urlEncoded())
-				}
-
-				else -> {
-
-					append("?sort=")
-					when (order) {
-						SortOrder.POPULARITY -> append("views")
-						SortOrder.UPDATED -> append("updated_at")
-						SortOrder.ALPHABETICAL -> append("name")
-						SortOrder.NEWEST -> append("created_at")
-						SortOrder.RATING -> append("rating")
-						else -> append("updated_at")
-					}
-					if (filter.tags.isNotEmpty()) {
-						filter.tags.forEach {
-							append("&")
-							append("include[]".urlEncoded())
-							append("=")
-							append(it.key)
-						}
-					}
-
-					filter.states.oneOrThrowIfMany()?.let {
-						append("&status=")
-						append(
-							when (it) {
-								MangaState.ONGOING -> "ongoing"
-								MangaState.FINISHED -> "completed"
-								else -> "all"
-							},
-						)
-					}
-
-				}
-			}
-
-			append("&page=")
-			append(page.toString())
-		}
-
-		val doc = webClient.httpGet(url).parseHtml()
-
-		return doc.select("div.book-item").map { div ->
-			val href = div.selectFirstOrThrow("a").attrAsRelativeUrl("href")
-			Manga(
-				id = generateUid(href),
-				url = href,
-				publicUrl = href.toAbsoluteUrl(div.host ?: domain),
-				coverUrl = div.selectFirst("img")?.src().orEmpty(),
-				title = div.selectFirstOrThrow("div.meta").selectFirst("div.title")?.text().orEmpty(),
-				altTitle = null,
-				rating = div.selectFirstOrThrow("div.meta span.score").ownText().toFloatOrNull()?.div(5f)
-					?: RATING_UNKNOWN,
-				tags = doc.body().select("div.meta div.genres span").mapNotNullToSet { span ->
-					MangaTag(
-						key = span.attr("class"),
-						title = span.text().toTitleCase(),
-						source = source,
-					)
-				},
-				author = null,
-				state = null,
-				source = source,
-				isNsfw = isNsfwSource,
-			)
-		}
-	}
-
-	override suspend fun getChapters(doc: Document): List<MangaChapter> {
-		val dateFormat = SimpleDateFormat(datePattern, sourceLocale)
-		val id = doc.selectFirstOrThrow("script:containsData(bookId)").data().substringAfter("bookId = ")
-			.substringBefore(";")
-		val docChapter = webClient.httpGet("https://$domain/service/backend/chaplist/?manga_id=$id").parseHtml()
-		return docChapter.select(selectChapter).mapChapters(reversed = true) { i, li ->
-			val a = li.selectFirstOrThrow("a")
-			val href = a.attrAsRelativeUrl("href")
-			val dateText = li.selectFirst(selectDate)?.text()
-			MangaChapter(
-				id = generateUid(href),
-				name = li.selectFirstOrThrow(".chapter-title").text(),
-				number = i + 1f,
-				volume = 0,
-				url = href,
-				uploadDate = parseChapterDate(
-					dateFormat,
-					dateText,
-				),
-				source = source,
-				scanlator = null,
-				branch = null,
-			)
-		}
-	}
-}

src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/Manga18Parser.kt

@@ -31,10 +31,15 @@ internal abstract class Manga18Parser(
 		SortOrder.ALPHABETICAL,
 	)
 
-	protected open val listUrl = "list-manga/"
+	override val filterCapabilities: MangaListFilterCapabilities
-	protected open val tagUrl = "manga-list/"
+		get() = MangaListFilterCapabilities(
-	protected open val datePattern = "dd-MM-yyyy"
+			isSearchSupported = true,
+			isSearchWithFiltersSupported = true,
+		)
 
+	override suspend fun getFilterOptions() = MangaListFilterOptions(
+		availableTags = fetchAvailableTags(),
+	)
 
 	init {
 		paginator.firstPage = 1
@@ -52,52 +57,48 @@ internal abstract class Manga18Parser(
 		"Completed",
 	)
 
-	override val filterCapabilities: MangaListFilterCapabilities
+	protected open val listUrl = "list-manga/"
-		get() = MangaListFilterCapabilities(
+	protected open val tagUrl = "manga-list/"
-			isSearchSupported = true,
+	protected open val datePattern = "dd-MM-yyyy"
-		)
-
-	override suspend fun getFilterOptions() = MangaListFilterOptions(
-		availableTags = fetchAvailableTags(),
-	)
 
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
 		val url = buildString {
 			append("https://")
 			append(domain)
 			append('/')
-			when {
 
-				!filter.query.isNullOrEmpty() -> {
+			if (filter.tags.isNotEmpty() && filter.query != null) {
+				throw IllegalArgumentException("Search is not supported with tags")
+			}
+
+			if (filter.tags.isNotEmpty()) {
+				filter.tags.oneOrThrowIfMany()?.let {
+					append(tagUrl)
+					append(it.key)
+					append('/')
+					append(page.toString())
+				}
+			}
+
+			if (filter.query != null) {
+				filter.query.let {
 					append(listUrl)
 					append(page.toString())
 					append("?search=")
 					append(filter.query.urlEncoded())
 					append("&order_by=latest")
 				}
+			}
 
-				else -> {
+			append("?order_by=")
-					if (filter.tags.isNotEmpty()) {
+			when (order) {
-						filter.tags.oneOrThrowIfMany()?.let {
+				SortOrder.POPULARITY -> append("views")
-							append(tagUrl)
+				SortOrder.UPDATED -> append("lastest")
-							append(it.key)
+				SortOrder.ALPHABETICAL -> append("name")
-							append("/")
+				else -> append("latest")
-						}
-					} else {
-						append(listUrl)
-					}
-
-					append(page.toString())
-					append("?order_by=")
-					when (order) {
-						SortOrder.POPULARITY -> append("views")
-						SortOrder.UPDATED -> append("lastest")
-						SortOrder.ALPHABETICAL -> append("name")
-						else -> append("latest")
-					}
-				}
 			}
 		}
+
 		return parseMangaList(webClient.httpGet(url).parseHtml())
 	}
 
@@ -109,7 +110,7 @@ internal abstract class Manga18Parser(
 				url = href,
 				publicUrl = href.toAbsoluteUrl(div.host ?: domain),
 				coverUrl = div.selectFirst("img")?.src().orEmpty(),
-				title = div.selectFirstOrThrow("div.mg_info").selectFirst("div.mg_name a")?.text().orEmpty(),
+				title = div.selectFirst("div.mg_info")?.selectFirst("div.mg_name a")?.text().orEmpty(),
 				altTitle = null,
 				rating = RATING_UNKNOWN,
 				tags = emptySet(),
@@ -145,13 +146,9 @@ internal abstract class Manga18Parser(
 		val fullUrl = manga.url.toAbsoluteUrl(domain)
 		val doc = webClient.httpGet(fullUrl).parseHtml()
 		val body = doc.body().selectFirstOrThrow("div.detail_listInfo")
-
 		val chaptersDeferred = async { getChapters(doc) }
-
+		val desc = doc.selectFirst(selectDesc)?.html()
-		val desc = doc.selectFirstOrThrow(selectDesc).html()
-
 		val stateDiv = body.selectFirst(selectState)
-
 		val state = stateDiv?.let {
 			when (it.text()) {
 				in ongoing -> MangaState.ONGOING
@@ -159,10 +156,8 @@ internal abstract class Manga18Parser(
 				else -> null
 			}
 		}
-
 		val alt = body.selectFirst(selectAlt)?.text().takeIf { it != "Updating" || it.isNotEmpty() }
 		val author = body.selectFirst(selectAuthor)?.text().takeIf { it != "Updating" }
-
 		manga.copy(
 			tags = doc.body().select(selectTag).mapNotNullToSet { a ->
 				MangaTag(
@@ -171,7 +166,7 @@ internal abstract class Manga18Parser(
 					source = source,
 				)
 			},
-			description = desc,
+			description = desc.orEmpty(),
 			altTitle = alt,
 			author = author,
 			state = state,
@@ -206,12 +201,10 @@ internal abstract class Manga18Parser(
 	override suspend fun getPages(chapter: MangaChapter): List<MangaPage> {
 		val fullUrl = chapter.url.toAbsoluteUrl(domain)
 		val doc = webClient.httpGet(fullUrl).parseHtml()
-
 		val script = doc.selectFirstOrThrow("script:containsData(slides_p_path)")
-		val urlencoed = script.data().substringAfter('[').substringBefore(",]").replace("\"", "").split(",")
+		val urlEncoded = script.data().substringAfter('[').substringBefore(",]").replace("\"", "").split(",")
-		return urlencoed.map { url ->
+		return urlEncoded.map { url ->
 			val img = context.decodeBase64(url).toString(Charsets.UTF_8)
-
 			MangaPage(
 				id = generateUid(img),
 				url = img,

src/main/kotlin/org/koitharu/kotatsu/parsers/site/manga18/en/Hentai3zCc.kt

@@ -25,7 +25,7 @@ internal class Hentai3zCc(context: MangaLoaderContext) :
 					?.replace("cover_thumb_2.webp", "cover_250x350.jpg")
 					?.replace("admin.manga18.us", "bk.18porncomic.com")
 					.orEmpty(),
-				title = div.selectFirstOrThrow("div.mg_info").selectFirst("div.mg_name a")?.text().orEmpty(),
+				title = div.selectFirst("div.mg_info")?.selectFirst("div.mg_name a")?.text().orEmpty(),
 				altTitle = null,
 				rating = RATING_UNKNOWN,
 				tags = emptySet(),

src/main/kotlin/org/koitharu/kotatsu/parsers/site/mangabox/MangaboxParser.kt

@@ -30,10 +30,18 @@ internal abstract class MangaboxParser(
 		SortOrder.ALPHABETICAL,
 	)
 
-	protected open val listUrl = "/advanced_search"
+	override val filterCapabilities: MangaListFilterCapabilities
-	protected open val searchUrl = "/search/story/"
+		get() = MangaListFilterCapabilities(
-	protected open val datePattern = "MMM dd,yy"
+			isMultipleTagsSupported = true,
+			isTagsExclusionSupported = true,
+			isSearchSupported = true,
+			isSearchWithFiltersSupported = true,
+		)
 
+	override suspend fun getFilterOptions() = MangaListFilterOptions(
+		availableTags = fetchAvailableTags(),
+		availableStates = EnumSet.of(MangaState.ONGOING, MangaState.FINISHED),
+	)
 
 	init {
 		paginator.firstPage = 1
@@ -50,17 +58,9 @@ internal abstract class MangaboxParser(
 		"completed",
 	)
 
-	override val filterCapabilities: MangaListFilterCapabilities
+	protected open val listUrl = "/advanced_search"
-		get() = MangaListFilterCapabilities(
+	protected open val searchUrl = "/search/story/"
-			isMultipleTagsSupported = true,
+	protected open val datePattern = "MMM dd,yy"
-			isTagsExclusionSupported = true,
-			isSearchSupported = true,
-		)
-
-	override suspend fun getFilterOptions() = MangaListFilterOptions(
-		availableTags = fetchAvailableTags(),
-		availableStates = EnumSet.of(MangaState.ONGOING, MangaState.FINISHED),
-	)
 
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
 		val url = buildString {
@@ -68,55 +68,50 @@ internal abstract class MangaboxParser(
 			append(domain)
 			append(listUrl)
 			append("/?s=all")
-			when {
 
-				!filter.query.isNullOrEmpty() -> {
+			filter.query?.let {
-					append("&keyw=")
+				append("&keyw=")
-					append(filter.query.replace(" ", "_").urlEncoded())
+				append(filter.query.replace(" ", "_").urlEncoded())
+			}
+
+			if (filter.tags.isNotEmpty()) {
+				append("&g_i=")
+				filter.tags.forEach {
+					append("_")
+					append(it.key)
+					append("_")
 				}
+			}
 
-				else -> {
+			if (filter.tagsExclude.isNotEmpty()) {
-
+				append("&g_e=")
-					if (filter.tags.isNotEmpty()) {
+				filter.tagsExclude.forEach {
-						append("&g_i=")
+					append("_")
-						filter.tags.forEach {
+					append(it.key)
-							append("_")
+					append("_")
-							append(it.key)
-							append("_")
-						}
-					}
-
-					if (filter.tagsExclude.isNotEmpty()) {
-						append("&g_e=")
-						filter.tagsExclude.forEach {
-							append("_")
-							append(it.key)
-							append("_")
-						}
-					}
-
-					filter.states.oneOrThrowIfMany()?.let {
-						append("&sts=")
-						append(
-							when (it) {
-								MangaState.ONGOING -> "ongoing"
-								MangaState.FINISHED -> "completed"
-								else -> ""
-							},
-						)
-					}
-
-					append("&orby=")
-					when (order) {
-						SortOrder.POPULARITY -> append("topview")
-						SortOrder.UPDATED -> append("")
-						SortOrder.NEWEST -> append("newest")
-						SortOrder.ALPHABETICAL -> append("az")
-						else -> append("")
-					}
 				}
 			}
 
+			filter.states.oneOrThrowIfMany()?.let {
+				append("&sts=")
+				append(
+					when (it) {
+						MangaState.ONGOING -> "ongoing"
+						MangaState.FINISHED -> "completed"
+						else -> ""
+					},
+				)
+			}
+
+			append("&orby=")
+			when (order) {
+				SortOrder.POPULARITY -> append("topview")
+				SortOrder.UPDATED -> append("")
+				SortOrder.NEWEST -> append("newest")
+				SortOrder.ALPHABETICAL -> append("az")
+				else -> append("")
+			}
+
 			append("&page=")
 			append(page.toString())
 		}
@@ -132,7 +127,7 @@ internal abstract class MangaboxParser(
 				url = href,
 				publicUrl = href.toAbsoluteUrl(div.host ?: domain),
 				coverUrl = div.selectFirst("img")?.src().orEmpty(),
-				title = div.selectFirstOrThrow("h3").text().orEmpty(),
+				title = div.selectFirst("h3")?.text().orEmpty(),
 				altTitle = null,
 				rating = RATING_UNKNOWN,
 				tags = emptySet(),
@@ -170,7 +165,7 @@ internal abstract class MangaboxParser(
 		val fullUrl = manga.url.toAbsoluteUrl(domain)
 		val doc = webClient.httpGet(fullUrl).parseHtml()
 		val chaptersDeferred = async { getChapters(doc) }
-		val desc = doc.selectFirstOrThrow(selectDesc).html()
+		val desc = doc.selectFirst(selectDesc)?.html()
 		val stateDiv = doc.select(selectState).text()
 		val state = stateDiv.let {
 			when (it.lowercase()) {

src/main/kotlin/org/koitharu/kotatsu/parsers/site/mangabox/en/Mangairo.kt

@@ -35,6 +35,7 @@ internal class Mangairo(context: MangaLoaderContext) :
 		get() = super.filterCapabilities.copy(
 			isTagsExclusionSupported = false,
 			isMultipleTagsSupported = false,
+			isSearchWithFiltersSupported = false,
 		)
 
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
@@ -125,7 +126,7 @@ internal class Mangairo(context: MangaLoaderContext) :
 		val fullUrl = manga.url.toAbsoluteUrl(domain)
 		val doc = webClient.httpGet(fullUrl).parseHtml()
 		val chaptersDeferred = async { getChapters(doc) }
-		val desc = doc.selectFirstOrThrow(selectDesc).html()
+		val desc = doc.selectFirst(selectDesc)?.html()
 		val stateDiv = doc.select(selectState).text()
 		val state = stateDiv.let {
 			when (it) {

src/main/kotlin/org/koitharu/kotatsu/parsers/site/mangabox/en/Mangakakalot.kt

@@ -23,6 +23,7 @@ internal class Mangakakalot(context: MangaLoaderContext) :
 		get() = super.filterCapabilities.copy(
 			isTagsExclusionSupported = false,
 			isMultipleTagsSupported = false,
+			isSearchWithFiltersSupported = false,
 		)
 	override val otherDomain = "chapmanganato.com"
 	override val listUrl = "/manga_list"
@@ -85,7 +86,7 @@ internal class Mangakakalot(context: MangaLoaderContext) :
 				url = href,
 				publicUrl = href.toAbsoluteUrl(div.host ?: domain),
 				coverUrl = div.selectFirst("img")?.src().orEmpty(),
-				title = div.selectFirstOrThrow("h3").text().orEmpty(),
+				title = div.selectFirst("h3")?.text().orEmpty(),
 				altTitle = null,
 				rating = RATING_UNKNOWN,
 				tags = emptySet(),

src/main/kotlin/org/koitharu/kotatsu/parsers/site/mangabox/en/MangakakalotTv.kt

@@ -26,6 +26,7 @@ internal class MangakakalotTv(context: MangaLoaderContext) :
 		get() = super.filterCapabilities.copy(
 			isTagsExclusionSupported = false,
 			isMultipleTagsSupported = false,
+			isSearchWithFiltersSupported = false,
 		)
 
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {

src/main/kotlin/org/koitharu/kotatsu/parsers/site/mangadventure/MangAdventureParser.kt

@@ -18,6 +18,7 @@ internal abstract class MangAdventureParser(
 	domain: String,
 	pageSize: Int = 25,
 ) : PagedMangaParser(context, source, pageSize) {
+
 	override val configKeyDomain = ConfigKey.Domain(domain)
 
 	override val userAgentKey = ConfigKey.UserAgent(UserAgents.KOTATSU)
@@ -41,6 +42,7 @@ internal abstract class MangAdventureParser(
 			isMultipleTagsSupported = true,
 			isTagsExclusionSupported = true,
 			isSearchSupported = true,
+			isSearchWithFiltersSupported = true,
 		)
 
 	override suspend fun getFilterOptions() = MangaListFilterOptions(
@@ -62,42 +64,37 @@ internal abstract class MangAdventureParser(
 		val url = apiUrl.addEncodedPathSegment("series")
 			.addEncodedQueryParameter("limit", pageSize.toString())
 			.addEncodedQueryParameter("page", page.toString())
-		when {
-			!filter.query.isNullOrEmpty() -> {
-				url.addQueryParameter("title", filter.query)
-			}
 
-			else -> {
+		filter.query?.let {
-				url.addQueryParameter(
+			url.addQueryParameter("title", filter.query)
-					"categories",
+		}
-					buildString {
+
-						if (filter.tags.isNotEmpty() && filter.tagsExclude.isNotEmpty()) {
+		url.addQueryParameter(
-							filter.tags.joinTo(this, ",", postfix = ",") { it.key }
+			"categories",
-							filter.tagsExclude.joinTo(this, ",") { "-" + it.key }
+			buildString {
-						} else if (filter.tags.isNotEmpty()) {
+				filter.tags.joinTo(this, ",", postfix = ",") { it.key }
-							filter.tags.joinTo(this, ",") { it.key }
+				filter.tagsExclude.joinTo(this, ",") { "-" + it.key }
-						} else if (filter.tagsExclude.isNotEmpty()) {
+			},
-							filter.tagsExclude.joinTo(this, ",") { "-" + it.key }
+		)
-						}
+
-					},
+		filter.states.oneOrThrowIfMany()?.let {
-				)
+			when (it) {
-				when (filter.states.oneOrThrowIfMany()) {
+				MangaState.ONGOING -> url.addEncodedQueryParameter("status", "ongoing")
-					null -> url.addEncodedQueryParameter("status", "any")
+				MangaState.FINISHED -> url.addEncodedQueryParameter("status", "completed")
-					MangaState.ONGOING -> url.addEncodedQueryParameter("status", "ongoing")
+				MangaState.ABANDONED -> url.addEncodedQueryParameter("status", "canceled")
-					MangaState.FINISHED -> url.addEncodedQueryParameter("status", "completed")
+				MangaState.PAUSED -> url.addEncodedQueryParameter("status", "hiatus")
-					MangaState.ABANDONED -> url.addEncodedQueryParameter("status", "canceled")
+				else -> url.addEncodedQueryParameter("status", "any")
-					MangaState.PAUSED -> url.addEncodedQueryParameter("status", "hiatus")
-					else -> throw IllegalArgumentException(ERROR_UNSUPPORTED_STATE)
-				}
-				when (order) {
-					SortOrder.ALPHABETICAL -> url.addEncodedQueryParameter("sort", "title")
-					SortOrder.ALPHABETICAL_DESC -> url.addEncodedQueryParameter("sort", "-title")
-					SortOrder.UPDATED -> url.addEncodedQueryParameter("sort", "-latest_upload")
-					SortOrder.POPULARITY -> url.addEncodedQueryParameter("sort", "-views")
-					else -> throw IllegalArgumentException(ERROR_UNSUPPORTED_SORT_ORDER)
-				}
 			}
 		}
+
+		when (order) {
+			SortOrder.ALPHABETICAL -> url.addEncodedQueryParameter("sort", "title")
+			SortOrder.ALPHABETICAL_DESC -> url.addEncodedQueryParameter("sort", "-title")
+			SortOrder.UPDATED -> url.addEncodedQueryParameter("sort", "-latest_upload")
+			SortOrder.POPULARITY -> url.addEncodedQueryParameter("sort", "-views")
+			else -> url.addEncodedQueryParameter("sort", "-latest_upload")
+		}
+
 		return runCatchingCancellable { getManga(url.get()) }.getOrElse {
 			if (it is NotFoundException) emptyList() else throw it
 		}
@@ -213,12 +210,4 @@ internal abstract class MangAdventureParser(
 
 	protected suspend fun HttpUrl.Builder.get() =
 		webClient.httpGet(build()).body?.string()?.let(::JSONObject)
-
-	private companion object {
-		private const val ERROR_UNSUPPORTED_STATE =
-			"The selected state is not supported by this source"
-
-		private const val ERROR_UNSUPPORTED_SORT_ORDER =
-			"The selected sort order is not supported by this source"
-	}
 }

src/main/kotlin/org/koitharu/kotatsu/parsers/site/mangaworld/MangaWorldParser.kt

@@ -18,8 +18,10 @@ internal abstract class MangaWorldParser(
 
 	override val availableSortOrders: Set<SortOrder> = EnumSet.of(
 		SortOrder.POPULARITY,
+		SortOrder.POPULARITY_ASC,
 		SortOrder.ALPHABETICAL,
 		SortOrder.NEWEST,
+		SortOrder.NEWEST_ASC,
 		SortOrder.ALPHABETICAL_DESC,
 		SortOrder.UPDATED,
 	)
@@ -33,11 +35,20 @@ internal abstract class MangaWorldParser(
 		get() = MangaListFilterCapabilities(
 			isMultipleTagsSupported = true,
 			isSearchSupported = true,
+			isSearchWithFiltersSupported = true,
+			isYearSupported = true,
 		)
 
 	override suspend fun getFilterOptions() = MangaListFilterOptions(
 		availableTags = fetchAvailableTags(),
 		availableStates = EnumSet.of(MangaState.ONGOING, MangaState.FINISHED, MangaState.ABANDONED, MangaState.PAUSED),
+		availableContentTypes = EnumSet.of(
+			ContentType.MANGA,
+			ContentType.MANHUA,
+			ContentType.MANHWA,
+			ContentType.ONE_SHOT,
+			ContentType.OTHER,
+		),
 	)
 
 	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
@@ -46,43 +57,83 @@ internal abstract class MangaWorldParser(
 	}
 
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
+
+		if (order == SortOrder.UPDATED) {
+			if (filter.query != null || filter.tags.isNotEmpty() || filter.states.isNotEmpty() || filter.types.isNotEmpty() || filter.year != 0) {
+				throw IllegalArgumentException("Sorting by update with filters is not supported by this source.")
+
+			}
+			return parseMangaList(webClient.httpGet("https://$domain/?page=$page").parseHtml())
+		}
+
 		val url =
 			buildString {
 				append("https://")
 				append(domain)
-				append("/archive?")
+				append("/archive?&page=")
-				when {
+				append(page.toString())
-					!filter.query.isNullOrEmpty() -> {
-						append("keyword=")
-						append(filter.query.urlEncoded())
-					}
 
-					else -> {
+				filter.query?.let {
-						if (filter.tags.isEmpty() && filter.states.isEmpty() && order == SortOrder.UPDATED) return parseMangaList(
+					append("&keyword=")
-							webClient.httpGet("https://$domain/?page=$page").parseHtml(),
+					append(filter.query.urlEncoded())
-						)
+				}
 
-						if (filter.tags.isNotEmpty()) {
+				filter.tags.forEach {
-							filter.tags.joinTo(this, "&") { it.key.substringAfter("archive?") }
+					append("&genre=")
-						}
+					append(it.key)
+				}
 
-						when (order) {
+				when (order) {
-							SortOrder.POPULARITY -> append("&sort=most_read")
+					SortOrder.POPULARITY -> append("&sort=most_read")
-							SortOrder.ALPHABETICAL -> append("&sort=a-z")
+					SortOrder.POPULARITY_ASC -> append("&sort=less_read")
-							SortOrder.NEWEST -> append("&sort=newest")
+					SortOrder.ALPHABETICAL -> append("&sort=a-z")
-							SortOrder.ALPHABETICAL_DESC -> append("&sort=z-a")
+					SortOrder.NEWEST -> append("&sort=newest")
-							else -> append("&sort=a-z")
+					SortOrder.NEWEST_ASC -> append("&sort=oldest")
-						}
+					SortOrder.ALPHABETICAL_DESC -> append("&sort=z-a")
-						when (filter.states.oneOrThrowIfMany()) {
+					else -> append("&sort=a-z")
-							MangaState.ONGOING -> append("&status=ongoing")
+				}
-							MangaState.FINISHED -> append("&status=completed")
+
-							MangaState.ABANDONED -> append("&status=dropped")
+				filter.states.forEach {
-							MangaState.PAUSED -> append("&status=paused")
+					when (it) {
-							else -> Unit
+						MangaState.ONGOING -> append("&status=ongoing")
-						}
+						MangaState.FINISHED -> append("&status=completed")
+						MangaState.ABANDONED -> append("&status=dropped")
+						MangaState.PAUSED -> append("&status=paused")
+						else -> {}
 					}
 				}
-				append("&page=$page")
+
+				filter.types.forEach {
+					append("&type=")
+					append(
+						when (it) {
+							ContentType.MANGA -> "manga"
+							ContentType.MANHUA -> "manhua"
+							ContentType.MANHWA -> "manhwa"
+							ContentType.ONE_SHOT -> "oneshot"
+							ContentType.OTHER -> "thai&type=vietnamese"
+							else -> ""
+						},
+					)
+				}
+
+				if (filter.year != 0) {
+					append("&year=")
+					append(filter.year)
+				}
+
+				// author ( not query but same to tags )
+				// filter.author.forEach {
+				// 	append("&author=")
+				// 	append(it.key)
+				// }
+
+				// artist ( not query but same to tags )
+				// filter.artist.forEach {
+				// 	append("&artist=")
+				// 	append(it.key)
+				// }
+
 			}
 		val doc = webClient.httpGet(url).parseHtml()
 		return parseMangaList(doc)
@@ -104,11 +155,11 @@ internal abstract class MangaWorldParser(
 				tags = tags,
 				author = div.selectFirst(".author a")?.text(),
 				state =
-				when (div.selectFirst(".status a")?.text()) {
+				when (div.selectFirst(".status a")?.text()?.lowercase()) {
-					"In corso" -> MangaState.ONGOING
+					"in corso" -> MangaState.ONGOING
-					"Finito" -> MangaState.FINISHED
+					"finito" -> MangaState.FINISHED
-					"Droppato" -> MangaState.ABANDONED
+					"droppato" -> MangaState.ABANDONED
-					"In pausa" -> MangaState.PAUSED
+					"in pausa" -> MangaState.PAUSED
 					else -> null
 				},
 				source = source,
@@ -120,23 +171,13 @@ internal abstract class MangaWorldParser(
 
 	private suspend fun fetchAvailableTags(): Set<MangaTag> {
 		val doc = webClient.httpGet("https://$domain/").parseHtml()
-		val genres = doc.select("div[aria-labelledby=genresDropdown] a").mapNotNullToSet {
+		return doc.select("div[aria-labelledby=genresDropdown] a").mapNotNullToSet {
 			MangaTag(
-				key = it.attr("href"),
+				key = it.attr("href").substringAfterLast('='),
 				title = it.text().toTitleCase(sourceLocale),
 				source = source,
 			)
 		}
-
-		val types = doc.select("div[aria-labelledby=typesDropdown] a").mapNotNullToSet {
-			MangaTag(
-				key = it.attr("href"),
-				title = it.text().toTitleCase(sourceLocale),
-				source = source,
-			)
-		}
-
-		return genres + types
 	}
 
 	override suspend fun getDetails(manga: Manga): Manga {
@@ -154,7 +195,7 @@ internal abstract class MangaWorldParser(
 				val url = a.attrAsRelativeUrl("href").toAbsoluteUrl(domain)
 				MangaChapter(
 					id = generateUid(url),
-					name = a.selectFirstOrThrow("span.d-inline-block").text(),
+					name = a.selectFirst("span.d-inline-block")?.text() ?: "Chapter : ${i + 1f}",
 					number = i + 1f,
 					volume = 0,
 					url = "$url?style=list",

src/main/kotlin/org/koitharu/kotatsu/parsers/site/mmrcms/MmrcmsParser.kt

@@ -33,9 +33,15 @@ internal abstract class MmrcmsParser(
 		SortOrder.ALPHABETICAL_DESC,
 	)
 
-	protected open val listUrl = "filterList"
+	override val filterCapabilities: MangaListFilterCapabilities
-	protected open val tagUrl = "manga-list"
+		get() = MangaListFilterCapabilities(
-	protected open val datePattern = "dd MMM. yyyy"
+			isSearchSupported = true,
+			isSearchWithFiltersSupported = true,
+		)
+
+	override suspend fun getFilterOptions() = MangaListFilterOptions(
+		availableTags = fetchAvailableTags(),
+	)
 
 	init {
 		paginator.firstPage = 1
@@ -63,69 +69,54 @@ internal abstract class MmrcmsParser(
 	)
 
 	protected open val imgUpdated = "/cover/cover_250x350.jpg"
-
+	protected open val listUrl = "filterList"
-	override val filterCapabilities: MangaListFilterCapabilities
+	protected open val tagUrl = "manga-list"
-		get() = MangaListFilterCapabilities(
+	protected open val datePattern = "dd MMM. yyyy"
-			isSearchSupported = true,
-		)
-
-	override suspend fun getFilterOptions() = MangaListFilterOptions(
-		availableTags = fetchAvailableTags(),
-	)
 
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
-		when {
+
-			!filter.query.isNullOrEmpty() -> {
+		if (order == SortOrder.UPDATED) {
-				val url = buildString {
+			if (filter.query != null || filter.tags.isNotEmpty()) {
-					append("https://")
+				throw IllegalArgumentException("Sorting by update with filters is not supported by this source.")
-					append(domain)
+
-					append('/')
+			}
-					append(listUrl)
+			val url = buildString {
-					append("/?page=")
+				append("https://")
-					append(page.toString())
+				append(domain)
-					append("&asc=true&author=&tag=&alpha=")
+				append("/latest-release?page=")
-					append(filter.query.urlEncoded())
+				append(page.toString())
-					append("&cat=&sortBy=views")
+			}
-				}
+			return parseMangaListUpdated(webClient.httpGet(url).parseHtml())
-				return parseMangaList(webClient.httpGet(url).parseHtml())
+		}
+
+		val url = buildString {
+			append("https://")
+			append(domain)
+			append('/')
+			append(listUrl)
+			append("/?page=")
+			append(page.toString())
+
+			append("&author=&tag=&alpha=")
+			filter.query?.let {
+				append(filter.query.urlEncoded())
 			}
 
-			else -> {
+			append("&cat=")
+			filter.tags.oneOrThrowIfMany()?.let {
+				append(it.key)
+			}
 
-				if (order == SortOrder.UPDATED) {
+			append("&sortBy=")
-					val url = buildString {
+			when (order) {
-						append("https://")
+				SortOrder.POPULARITY -> append("views&asc=false")
-						append(domain)
+				SortOrder.POPULARITY_ASC -> append("views&asc=true")
-						append("/latest-release?page=")
+				SortOrder.ALPHABETICAL -> append("name&asc=true")
-						append(page.toString())
+				SortOrder.ALPHABETICAL_DESC -> append("name&asc=false")
-					}
+				else -> append("name&asc=true")
-					return parseMangaListUpdated(webClient.httpGet(url).parseHtml())
-
-				} else {
-					val url = buildString {
-						append("https://")
-						append(domain)
-						append('/')
-						append(listUrl)
-						append("/?page=")
-						append(page.toString())
-						append("&author=&tag=&alpha=&cat=")
-						filter.tags.oneOrThrowIfMany()?.let {
-							append(it.key)
-						}
-						append("&sortBy=")
-						when (order) {
-							SortOrder.POPULARITY -> append("views&asc=false")
-							SortOrder.POPULARITY_ASC -> append("views&asc=true")
-							SortOrder.ALPHABETICAL -> append("name&asc=true")
-							SortOrder.ALPHABETICAL_DESC -> append("name&asc=false")
-							else -> append("name")
-						}
-					}
-					return parseMangaList(webClient.httpGet(url).parseHtml())
-				}
 			}
 		}
+		return parseMangaList(webClient.httpGet(url).parseHtml())
 	}
 
 	protected open fun parseMangaList(doc: Document): List<Manga> {
@@ -136,9 +127,9 @@ internal abstract class MmrcmsParser(
 				url = href,
 				publicUrl = href.toAbsoluteUrl(div.host ?: domain),
 				coverUrl = div.selectFirst("img")?.src().orEmpty(),
-				title = div.selectFirstOrThrow("div.media-body h5").text().orEmpty(),
+				title = div.selectFirst("div.media-body h5")?.text().orEmpty(),
 				altTitle = null,
-				rating = div.selectFirstOrThrow("span").ownText().toFloatOrNull()?.div(5f) ?: RATING_UNKNOWN,
+				rating = div.selectFirst("span")?.ownText()?.toFloat()?.div(5f) ?: RATING_UNKNOWN,
 				tags = emptySet(),
 				author = null,
 				state = null,
@@ -157,7 +148,7 @@ internal abstract class MmrcmsParser(
 				url = href,
 				publicUrl = href.toAbsoluteUrl(div.host ?: domain),
 				coverUrl = "https://$domain/uploads/manga/$deeplink$imgUpdated",
-				title = div.selectFirstOrThrow("h3 a").text().orEmpty(),
+				title = div.selectFirst("h3 a")?.text().orEmpty(),
 				altTitle = null,
 				rating = RATING_UNKNOWN,
 				tags = emptySet(),
@@ -233,7 +224,7 @@ internal abstract class MmrcmsParser(
 			val dateText = li.selectFirst(selectDate)?.text()
 			MangaChapter(
 				id = generateUid(href),
-				name = li.selectFirstOrThrow("h5").text(),
+				name = li.selectFirst("h5")?.text() ?: "Chapter : ${i + 1f}",
 				number = i + 1f,
 				volume = 0,
 				url = href,

src/main/kotlin/org/koitharu/kotatsu/parsers/site/otakusanctuary/OtakuSanctuaryParser.kt

@@ -20,15 +20,6 @@ internal abstract class OtakuSanctuaryParser(
 
 	override val configKeyDomain = ConfigKey.Domain(domain)
 
-	override val filterCapabilities: MangaListFilterCapabilities
-		get() = MangaListFilterCapabilities(
-			isSearchSupported = true,
-		)
-
-	override suspend fun getFilterOptions() = MangaListFilterOptions(
-		availableTags = fetchAvailableTags(),
-	)
-
 	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
 		super.onCreateConfig(keys)
 		keys.add(userAgentKey)
@@ -39,6 +30,15 @@ internal abstract class OtakuSanctuaryParser(
 		SortOrder.NEWEST,
 	)
 
+	override val filterCapabilities: MangaListFilterCapabilities
+		get() = MangaListFilterCapabilities(
+			isSearchSupported = true,
+		)
+
+	override suspend fun getFilterOptions() = MangaListFilterOptions(
+		availableTags = fetchAvailableTags(),
+	)
+
 	protected open val listUrl = "Manga/Newest"
 	protected open val datePattern = "dd/MM/yyyy"
 	protected open val lang = ""
@@ -110,10 +110,10 @@ internal abstract class OtakuSanctuaryParser(
 				id = generateUid(href),
 				url = href,
 				publicUrl = href.toAbsoluteUrl(div.host ?: domain),
-				coverUrl = div.selectFirstOrThrow("img").src().orEmpty(),
+				coverUrl = div.selectFirst("img")?.src().orEmpty(),
-				title = div.selectFirstOrThrow("h4").text().orEmpty(),
+				title = div.selectFirst("h4")?.text().orEmpty(),
 				altTitle = null,
-				rating = div.selectFirst(".rating")?.ownText()?.toFloatOrNull()?.div(10f) ?: RATING_UNKNOWN,
+				rating = div.selectFirst(".rating")?.ownText()?.toFloat()?.div(10f) ?: RATING_UNKNOWN,
 				tags = emptySet(),
 				author = null,
 				state = null,
@@ -147,7 +147,7 @@ internal abstract class OtakuSanctuaryParser(
 		val fullUrl = manga.url.toAbsoluteUrl(domain)
 		val doc = webClient.httpGet(fullUrl).parseHtml()
 
-		val desc = doc.selectFirstOrThrow(selectDesc).html()
+		val desc = doc.selectFirst(selectDesc)?.html()
 
 		val stateDiv = doc.selectFirst(selectState)
 

src/main/kotlin/org/koitharu/kotatsu/parsers/site/pt/BrMangas.kt

@@ -14,12 +14,17 @@ import java.util.*
 @MangaSourceParser("BRMANGAS", "BrMangas", "pt")
 internal class BrMangas(context: MangaLoaderContext) : PagedMangaParser(context, MangaParserSource.BRMANGAS, 25) {
 
-	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.POPULARITY, SortOrder.UPDATED)
-
 	override val configKeyDomain = ConfigKey.Domain("www.brmangas.net")
 
 	override val userAgentKey = ConfigKey.UserAgent(UserAgents.CHROME_DESKTOP)
 
+	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
+		super.onCreateConfig(keys)
+		keys.add(userAgentKey)
+	}
+
+	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.POPULARITY, SortOrder.UPDATED)
+
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities(
 			isSearchSupported = true,
@@ -29,11 +34,6 @@ internal class BrMangas(context: MangaLoaderContext) : PagedMangaParser(context,
 		availableTags = fetchAvailableTags(),
 	)
 
-	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
-		super.onCreateConfig(keys)
-		keys.add(userAgentKey)
-	}
-
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
 		val url = buildString {
 			append("https://")

src/main/kotlin/org/koitharu/kotatsu/parsers/site/pt/LerManga.kt

@@ -11,6 +11,13 @@ import java.util.*
 @MangaSourceParser("LERMANGA", "LerManga", "pt")
 internal class LerManga(context: MangaLoaderContext) : PagedMangaParser(context, MangaParserSource.LERMANGA, 24) {
 
+	override val configKeyDomain = ConfigKey.Domain("lermanga.org")
+
+	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
+		super.onCreateConfig(keys)
+		keys.add(userAgentKey)
+	}
+
 	override val availableSortOrders: Set<SortOrder> =
 		EnumSet.of(
 			SortOrder.UPDATED,
@@ -23,8 +30,6 @@ internal class LerManga(context: MangaLoaderContext) : PagedMangaParser(context,
 			SortOrder.RATING_ASC,
 		)
 
-	override val configKeyDomain = ConfigKey.Domain("lermanga.org")
-
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities()
 
@@ -32,11 +37,6 @@ internal class LerManga(context: MangaLoaderContext) : PagedMangaParser(context,
 		availableTags = fetchAvailableTags(),
 	)
 
-	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
-		super.onCreateConfig(keys)
-		keys.add(userAgentKey)
-	}
-
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
 		val url = buildString {
 			append("https://")

src/main/kotlin/org/koitharu/kotatsu/parsers/site/pt/LerMangaOnline.kt

@@ -16,8 +16,6 @@ import java.util.*
 internal class LerMangaOnline(context: MangaLoaderContext) :
 	PagedMangaParser(context, MangaParserSource.LERMANGAONLINE, 20) {
 
-	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.UPDATED)
-
 	override val configKeyDomain = ConfigKey.Domain("lermangaonline.com.br")
 
 	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
@@ -25,6 +23,8 @@ internal class LerMangaOnline(context: MangaLoaderContext) :
 		keys.add(userAgentKey)
 	}
 
+	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.UPDATED)
+
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities(
 			isSearchSupported = true,

src/main/kotlin/org/koitharu/kotatsu/parsers/site/pt/LuratoonScansParser.kt

@@ -19,12 +19,12 @@ internal class LuratoonScansParser(context: MangaLoaderContext) :
 	SinglePageMangaParser(context, MangaParserSource.RANDOMSCANS),
 	Interceptor {
 
-	override val availableSortOrders = setOf(SortOrder.ALPHABETICAL)
-
 	override val configKeyDomain = ConfigKey.Domain("luratoons.com")
 
 	override fun getRequestHeaders(): Headers = Headers.Builder().add("User-Agent", config[userAgentKey]).build()
 
+	override val availableSortOrders = setOf(SortOrder.ALPHABETICAL)
+
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities()
 

src/main/kotlin/org/koitharu/kotatsu/parsers/site/pt/MangaOnline.kt

@@ -12,8 +12,6 @@ import java.util.*
 @MangaSourceParser("MANGAONLINE", "MangaOnline.biz", "pt")
 internal class MangaOnline(context: MangaLoaderContext) : PagedMangaParser(context, MangaParserSource.MANGAONLINE, 20) {
 
-	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.UPDATED)
-
 	override val configKeyDomain = ConfigKey.Domain("mangaonline.biz")
 
 	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
@@ -21,6 +19,9 @@ internal class MangaOnline(context: MangaLoaderContext) : PagedMangaParser(conte
 		keys.add(userAgentKey)
 	}
 
+	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.UPDATED)
+
+
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities(
 			isSearchSupported = true,
@@ -39,7 +40,6 @@ internal class MangaOnline(context: MangaLoaderContext) : PagedMangaParser(conte
 				!filter.query.isNullOrEmpty() -> {
 					append("/search/")
 					append(filter.query.urlEncoded())
-					append('/')
 				}
 
 				else -> {
@@ -47,16 +47,15 @@ internal class MangaOnline(context: MangaLoaderContext) : PagedMangaParser(conte
 						filter.tags.oneOrThrowIfMany()?.let {
 							append("/genero/")
 							append(it.key)
-							append('/')
 						}
 					} else {
-						append("/manga/")
+						append("/manga")
 					}
 				}
 
 			}
 			if (page > 1) {
-				append("page/")
+				append("/page/")
 				append(page.toString())
 				append('/')
 			}
@@ -69,10 +68,10 @@ internal class MangaOnline(context: MangaLoaderContext) : PagedMangaParser(conte
 				id = generateUid(href),
 				url = href,
 				publicUrl = a.attrAsAbsoluteUrl("href"),
-				title = div.selectLastOrThrow(".data h3").text(),
+				title = div.selectLast(".data h3")?.text().orEmpty(),
 				coverUrl = div.selectFirst("img")?.src().orEmpty(),
 				altTitle = null,
-				rating = div.selectFirst(".rating")?.ownText()?.toFloatOrNull()?.div(10f) ?: RATING_UNKNOWN,
+				rating = div.selectFirst(".rating")?.ownText()?.toFloat()?.div(10f) ?: RATING_UNKNOWN,
 				tags = emptySet(),
 				description = null,
 				state = null,
@@ -98,7 +97,7 @@ internal class MangaOnline(context: MangaLoaderContext) : PagedMangaParser(conte
 		val doc = webClient.httpGet(manga.url.toAbsoluteUrl(domain)).parseHtml()
 		val dateFormat = SimpleDateFormat("dd/MM/yyyy", Locale.ROOT)
 		return manga.copy(
-			description = doc.selectLastOrThrow(".data p").html(),
+			description = doc.selectLast(".data p")?.html(),
 			tags = doc.selectFirst(".sgeneros")?.select("a")?.mapNotNullToSet { a ->
 				MangaTag(
 					key = a.attr("href").removeSuffix("/").substringAfterLast("/", ""),
@@ -109,7 +108,7 @@ internal class MangaOnline(context: MangaLoaderContext) : PagedMangaParser(conte
 			chapters = doc.select(".episodios li a").mapChapters(reversed = true) { i, a ->
 				val href = a.attrAsRelativeUrl("href")
 				val title = a.html().substringBeforeLast("<span")
-				val dateText = a.selectFirstOrThrow("span.date").text()
+				val dateText = a.selectFirst("span.date")?.text()
 				MangaChapter(
 					id = generateUid(href),
 					name = title,
@@ -135,7 +134,7 @@ internal class MangaOnline(context: MangaLoaderContext) : PagedMangaParser(conte
 				id = generateUid(href),
 				url = href,
 				publicUrl = a.attrAsAbsoluteUrl("href"),
-				title = div.selectLastOrThrow(".reltitle h3").text(),
+				title = div.selectLast(".reltitle h3")?.text().orEmpty(),
 				coverUrl = div.selectFirst("img")?.src().orEmpty(),
 				altTitle = null,
 				rating = RATING_UNKNOWN,

src/main/kotlin/org/koitharu/kotatsu/parsers/site/pt/MuitoHentai.kt

@@ -11,8 +11,6 @@ import java.util.*
 @MangaSourceParser("MUITOHENTAI", "MuitoHentai", "pt", ContentType.HENTAI)
 internal class MuitoHentai(context: MangaLoaderContext) : PagedMangaParser(context, MangaParserSource.MUITOHENTAI, 24) {
 
-	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.POPULARITY)
-
 	override val configKeyDomain = ConfigKey.Domain("www.muitohentai.com")
 
 	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
@@ -20,6 +18,8 @@ internal class MuitoHentai(context: MangaLoaderContext) : PagedMangaParser(conte
 		keys.add(userAgentKey)
 	}
 
+	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.POPULARITY)
+
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities(
 			isSearchSupported = true,

src/main/kotlin/org/koitharu/kotatsu/parsers/site/pt/OnePieceEx.kt

@@ -13,20 +13,20 @@ import java.util.*
 @MangaSourceParser("ONEPIECEEX", "OnePieceEx", "pt")
 internal class OnePieceEx(context: MangaLoaderContext) : SinglePageMangaParser(context, MangaParserSource.ONEPIECEEX) {
 
-	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.UPDATED)
-
 	override val configKeyDomain = ConfigKey.Domain("onepieceex.net")
 
-	override val filterCapabilities: MangaListFilterCapabilities
-		get() = MangaListFilterCapabilities()
-
-	override suspend fun getFilterOptions() = MangaListFilterOptions()
-
 	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
 		super.onCreateConfig(keys)
 		keys.add(userAgentKey)
 	}
 
+	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.UPDATED)
+
+	override val filterCapabilities: MangaListFilterCapabilities
+		get() = MangaListFilterCapabilities()
+
+	override suspend fun getFilterOptions() = MangaListFilterOptions()
+
 	override suspend fun getList(order: SortOrder, filter: MangaListFilter): List<Manga> {
 		return listOf(
 			Manga(

src/main/kotlin/org/koitharu/kotatsu/parsers/site/pt/YugenMangas.kt

@@ -16,9 +16,15 @@ import java.util.*
 internal class YugenMangas(context: MangaLoaderContext) :
 	SinglePageMangaParser(context, MangaParserSource.YUGENMANGAS) {
 
-	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.UPDATED, SortOrder.ALPHABETICAL)
 	override val configKeyDomain = ConfigKey.Domain("yugenmangasbr.voblog.xyz")
 
+	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
+		super.onCreateConfig(keys)
+		keys.add(userAgentKey)
+	}
+
+	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.UPDATED, SortOrder.ALPHABETICAL)
+
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities(
 			isSearchSupported = true,
@@ -26,11 +32,6 @@ internal class YugenMangas(context: MangaLoaderContext) :
 
 	override suspend fun getFilterOptions() = MangaListFilterOptions()
 
-	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
-		super.onCreateConfig(keys)
-		keys.add(userAgentKey)
-	}
-
 	override suspend fun getList(order: SortOrder, filter: MangaListFilter): List<Manga> {
 		val json = when {
 

src/main/kotlin/org/koitharu/kotatsu/parsers/site/scan/ScanParser.kt

@@ -98,7 +98,7 @@ internal abstract class ScanParser(
 				url = href,
 				publicUrl = href.toAbsoluteUrl(div.host ?: domain),
 				coverUrl = div.selectFirst("img")?.attr("data-src")?.replace("\t", "").orEmpty(),
-				title = div.selectFirstOrThrow(".link-series h3, .item-title").text().orEmpty(),
+				title = div.selectFirst(".link-series h3, .item-title")?.text().orEmpty(),
 				altTitle = null,
 				rating = RATING_UNKNOWN,
 				tags = emptySet(),
@@ -154,12 +154,13 @@ internal abstract class ScanParser(
 					val href = div.selectFirstOrThrow("a").attrAsRelativeUrl("href")
 					MangaChapter(
 						id = generateUid(href),
-						name = div.selectFirstOrThrow("h5").html().substringBefore("<div").substringAfter("</span>"),
+						name = div.selectFirst("h5")?.html()?.substringBefore("<div")?.substringAfter("</span>")
+							.orEmpty(),
 						number = i + 1f,
 						volume = 0,
 						url = href,
 						scanlator = null,
-						uploadDate = dateFormat.tryParse(doc.selectFirstOrThrow("h5 div").text()),
+						uploadDate = dateFormat.tryParse(doc.selectFirst("h5 div")?.text()),
 						branch = null,
 						source = source,
 					)

src/main/kotlin/org/koitharu/kotatsu/parsers/site/sinmh/SinmhParser.kt

@@ -28,8 +28,15 @@ internal abstract class SinmhParser(
 		SortOrder.POPULARITY,
 	)
 
-	protected open val searchUrl = "search/"
+	override val filterCapabilities: MangaListFilterCapabilities
-	protected open val listUrl = "list/"
+		get() = MangaListFilterCapabilities(
+			isSearchSupported = true,
+		)
+
+	override suspend fun getFilterOptions() = MangaListFilterOptions(
+		availableTags = fetchAvailableTags(),
+		availableStates = EnumSet.of(MangaState.ONGOING, MangaState.FINISHED),
+	)
 
 	init {
 		paginator.firstPage = 1
@@ -46,15 +53,8 @@ internal abstract class SinmhParser(
 		"已完结",
 	)
 
-	override val filterCapabilities: MangaListFilterCapabilities
+	protected open val searchUrl = "search/"
-		get() = MangaListFilterCapabilities(
+	protected open val listUrl = "list/"
-			isSearchSupported = true,
-		)
-
-	override suspend fun getFilterOptions() = MangaListFilterOptions(
-		availableTags = fetchAvailableTags(),
-		availableStates = EnumSet.of(MangaState.ONGOING, MangaState.FINISHED),
-	)
 
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
 		val url = buildString {
@@ -93,7 +93,7 @@ internal abstract class SinmhParser(
 					when (order) {
 						SortOrder.POPULARITY -> append("click/")
 						SortOrder.UPDATED -> append("update/")
-						else -> append("/")
+						else -> append('/')
 					}
 					append(page.toString())
 					append('/')
@@ -113,7 +113,7 @@ internal abstract class SinmhParser(
 				coverUrl = div.selectFirst("img")?.src().orEmpty(),
 				title = div.selectFirst("p > a, h3 > a")?.text().orEmpty(),
 				altTitle = null,
-				rating = div.selectFirst("span.total_votes")?.ownText()?.toFloatOrNull()?.div(5f) ?: -1f,
+				rating = div.selectFirst("span.total_votes")?.ownText()?.toFloat()?.div(5f) ?: RATING_UNKNOWN,
 				tags = emptySet(),
 				author = null,
 				state = null,
@@ -142,13 +142,9 @@ internal abstract class SinmhParser(
 	override suspend fun getDetails(manga: Manga): Manga = coroutineScope {
 		val fullUrl = manga.url.toAbsoluteUrl(domain)
 		val doc = webClient.httpGet(fullUrl).parseHtml()
-		val body = doc.body()
-
 		val chapters = getChapters(doc)
-
+		val desc = doc.selectFirst(selectDesc)?.html()
-		val desc = body.selectFirst(selectDesc)?.html()
+		val state = doc.selectFirst(selectState)?.let {
-
-		val state = body.selectFirst(selectState)?.let {
 			when (it.text()) {
 				in ongoing -> MangaState.ONGOING
 				in finished -> MangaState.FINISHED
@@ -174,11 +170,11 @@ internal abstract class SinmhParser(
 
 	protected open suspend fun getChapters(doc: Document): List<MangaChapter> {
 		return doc.body().select(selectChapter).mapChapters { i, li ->
-			val href = li.selectFirstOrThrow("a").attrAsRelativeUrl("href")
+			val a = li.selectFirstOrThrow("a")
-			val name = li.selectFirstOrThrow("a").text()
+			val href = a.attrAsRelativeUrl("href")
 			MangaChapter(
 				id = generateUid(href),
-				name = name,
+				name = a.text(),
 				number = i + 1f,
 				volume = 0,
 				url = href,

src/main/kotlin/org/koitharu/kotatsu/parsers/site/tr/MangaAy.kt

@@ -16,8 +16,6 @@ import java.util.*
 @MangaSourceParser("MANGAAY", "MangaAy", "tr")
 internal class MangaAy(context: MangaLoaderContext) : PagedMangaParser(context, MangaParserSource.MANGAAY, 45) {
 
-	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.UPDATED)
-
 	override val configKeyDomain = ConfigKey.Domain("manga-ay.com")
 
 	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
@@ -25,6 +23,8 @@ internal class MangaAy(context: MangaLoaderContext) : PagedMangaParser(context,
 		keys.add(userAgentKey)
 	}
 
+	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.UPDATED)
+
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities(
 			isSearchSupported = true,
@@ -68,7 +68,7 @@ internal class MangaAy(context: MangaLoaderContext) : PagedMangaParser(context,
 						append(domain)
 						append("/seriler")
 						if (page > 1) {
-							append("/")
+							append('/')
 							append(page)
 						}
 					}
@@ -89,7 +89,7 @@ internal class MangaAy(context: MangaLoaderContext) : PagedMangaParser(context,
 				id = generateUid(href),
 				url = href,
 				publicUrl = a.attrAsAbsoluteUrl("href"),
-				title = div.selectLastOrThrow(".item-name").text(),
+				title = div.selectLast(".item-name")?.text().orEmpty(),
 				coverUrl = div.selectFirst("img")?.src().orEmpty(),
 				altTitle = null,
 				rating = RATING_UNKNOWN,

src/main/kotlin/org/koitharu/kotatsu/parsers/site/tr/SadScans.kt

@@ -12,27 +12,29 @@ import java.util.*
 @MangaSourceParser("SADSCANS", "SadScans", "tr")
 internal class SadScans(context: MangaLoaderContext) : SinglePageMangaParser(context, MangaParserSource.SADSCANS) {
 
-	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.ALPHABETICAL)
 	override val configKeyDomain = ConfigKey.Domain("sadscans.com")
 
-	override val filterCapabilities: MangaListFilterCapabilities
-		get() = MangaListFilterCapabilities(
-			isSearchSupported = true,
-		)
-
-	override suspend fun getFilterOptions() = MangaListFilterOptions()
-
 	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
 		super.onCreateConfig(keys)
 		keys.add(userAgentKey)
 	}
 
+	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.ALPHABETICAL)
+
+	override val filterCapabilities: MangaListFilterCapabilities
+		get() = MangaListFilterCapabilities(
+			isSearchSupported = true,
+			isSearchWithFiltersSupported = true,
+		)
+
+	override suspend fun getFilterOptions() = MangaListFilterOptions()
+
 	override suspend fun getList(order: SortOrder, filter: MangaListFilter): List<Manga> {
 		val url = buildString {
 			append("https://")
 			append(domain)
 			append("/series")
-			if (!filter.query.isNullOrEmpty()) {
+			filter.query?.let {
 				append("?search=")
 				append(filter.query.urlEncoded())
 			}

src/main/kotlin/org/koitharu/kotatsu/parsers/site/tr/TrWebtoon.kt

@@ -34,6 +34,7 @@ internal class TrWebtoon(context: MangaLoaderContext) :
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities(
 			isSearchSupported = true,
+			isSearchWithFiltersSupported = true,
 		)
 
 	override suspend fun getFilterOptions() = MangaListFilterOptions(
@@ -42,67 +43,56 @@ internal class TrWebtoon(context: MangaLoaderContext) :
 	)
 
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
-		when {
+		if (order == SortOrder.UPDATED) {
-			!filter.query.isNullOrEmpty() -> {
+			if (filter.tags.isNotEmpty() || filter.states.isNotEmpty() || filter.query != null) {
-				val url = buildString {
+				throw IllegalArgumentException("Sorting by update with filters is not supported by this source.")
-					append("https://")
+			}
-					append(domain)
+			val url = buildString {
-					append("/webtoon-listesi?page=")
+				append("https://")
-					append(page.toString())
+				append(domain)
+				append("/son-eklenenler?page=")
+				append(page.toString())
+			}
+			return parseMangaListUpdated(webClient.httpGet(url).parseHtml())
+		} else {
+			val url = buildString {
+				append("https://")
+				append(domain)
+				append("/webtoon-listesi?page=")
+				append(page.toString())
+
+				filter.query?.let {
 					append("&q=")
 					append(filter.query.urlEncoded())
-					append("&sort=views&short_type=DESC")
-				}
-				return parseMangaList(webClient.httpGet(url).parseHtml())
-			}
-
-			else -> {
-
-				if (order == SortOrder.UPDATED) {
-					if (filter.tags.isNotEmpty()) {
-						throw IllegalArgumentException("Sort order updated + Tags or States is not supported by this source")
-					}
-					val url = buildString {
-						append("https://")
-						append(domain)
-						append("/son-eklenenler?page=")
-						append(page.toString())
-					}
-					return parseMangaListUpdated(webClient.httpGet(url).parseHtml())
-				} else {
-					val url = buildString {
-						append("https://")
-						append(domain)
-						append("/webtoon-listesi?page=")
-						append(page.toString())
-						filter.tags.oneOrThrowIfMany()?.let {
-							append("&genre=")
-							append(it.key)
-						}
-						filter.states.oneOrThrowIfMany()?.let {
-							append("&status=")
-							append(
-								when (it) {
-									MangaState.ONGOING -> "continues"
-									MangaState.FINISHED -> "complated"
-									else -> ""
-								},
-							)
-						}
-						append("&sort=")
-						when (order) {
-							SortOrder.POPULARITY -> append("views&short_type=DESC")
-							SortOrder.POPULARITY_ASC -> append("views&short_type=ASC")
-							SortOrder.ALPHABETICAL -> append("name&short_type=ASC")
-							SortOrder.ALPHABETICAL_DESC -> append("name&short_type=DESC")
-							else -> append("views&short_type=DESC")
-						}
-					}
-
-					return parseMangaList(webClient.httpGet(url).parseHtml())
 				}
 
+				filter.tags.oneOrThrowIfMany()?.let {
+					append("&genre=")
+					append(it.key)
+				}
+
+				filter.states.oneOrThrowIfMany()?.let {
+					append("&status=")
+					append(
+						when (it) {
+							MangaState.ONGOING -> "continues"
+							MangaState.FINISHED -> "complated"
+							else -> ""
+						},
+					)
+				}
+
+				append("&sort=")
+				when (order) {
+					SortOrder.POPULARITY -> append("views&short_type=DESC")
+					SortOrder.POPULARITY_ASC -> append("views&short_type=ASC")
+					SortOrder.ALPHABETICAL -> append("name&short_type=ASC")
+					SortOrder.ALPHABETICAL_DESC -> append("name&short_type=DESC")
+					else -> append("views&short_type=DESC")
+				}
 			}
+
+			return parseMangaList(webClient.httpGet(url).parseHtml())
 		}
 	}
 
@@ -180,7 +170,7 @@ internal class TrWebtoon(context: MangaLoaderContext) :
 				)
 			},
 			description = doc.select("p.movie__plot").html(),
-			state = when (doc.selectFirstOrThrow(".movie__credits span.rounded-pill").text()) {
+			state = when (doc.selectFirst(".movie__credits span.rounded-pill")?.text()) {
 				"Devam Ediyor", "Güncel" -> MangaState.ONGOING
 				"Tamamlandı" -> MangaState.FINISHED
 				else -> null
@@ -189,14 +179,14 @@ internal class TrWebtoon(context: MangaLoaderContext) :
 				val url = tr.selectFirstOrThrow("a").attrAsRelativeUrl("href")
 				MangaChapter(
 					id = generateUid(url),
-					name = tr.selectFirstOrThrow("a").text(),
+					name = tr.selectFirst("a")?.text() ?: "Chapter : ${i + 1f}",
 					number = i + 1f,
 					volume = 0,
 					url = url,
 					scanlator = null,
 					uploadDate = parseChapterDate(
 						SimpleDateFormat("dd/MM/yyyy", sourceLocale),
-						tr.selectLastOrThrow("td").selectFirstOrThrow("span").text(),
+						tr.selectLast("td")?.selectFirst("span")?.text(),
 					),
 					branch = null,
 					source = source,

src/main/kotlin/org/koitharu/kotatsu/parsers/site/tr/YaoiFlix.kt

@@ -12,8 +12,6 @@ import java.util.*
 @MangaSourceParser("YAOIFLIX", "YaoiFlix", "tr", ContentType.HENTAI)
 internal class YaoiFlix(context: MangaLoaderContext) : PagedMangaParser(context, MangaParserSource.YAOIFLIX, 8) {
 
-	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.UPDATED)
-
 	override val configKeyDomain = ConfigKey.Domain("www.yaoiflix.dev")
 
 	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
@@ -21,6 +19,8 @@ internal class YaoiFlix(context: MangaLoaderContext) : PagedMangaParser(context,
 		keys.add(userAgentKey)
 	}
 
+	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.UPDATED)
+
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities(
 			isSearchSupported = true,
@@ -75,7 +75,7 @@ internal class YaoiFlix(context: MangaLoaderContext) : PagedMangaParser(context,
 				id = generateUid(href),
 				url = href,
 				publicUrl = a.attrAsAbsoluteUrl("href"),
-				title = div.selectLastOrThrow(".name").text(),
+				title = div.selectLast(".name")?.text().orEmpty(),
 				coverUrl = div.selectFirst("img")?.src().orEmpty(),
 				altTitle = null,
 				rating = RATING_UNKNOWN,
@@ -118,7 +118,7 @@ internal class YaoiFlix(context: MangaLoaderContext) : PagedMangaParser(context,
 					val href = a.attrAsRelativeUrl("href")
 					MangaChapter(
 						id = generateUid(href),
-						name = div.selectFirstOrThrow(".name").text(),
+						name = div.selectFirst(".name")?.text() ?: "Chapter : ${i + 1f}",
 						number = i + 1f,
 						volume = 0,
 						url = href,

src/main/kotlin/org/koitharu/kotatsu/parsers/site/uk/MangaInUaParser.kt

@@ -1,6 +1,5 @@
 package org.koitharu.kotatsu.parsers.site.uk
 
-import org.koitharu.kotatsu.parsers.ErrorMessages
 import org.koitharu.kotatsu.parsers.MangaLoaderContext
 import org.koitharu.kotatsu.parsers.MangaSourceParser
 import org.koitharu.kotatsu.parsers.PagedMangaParser
@@ -43,16 +42,28 @@ internal class MangaInUaParser(context: MangaLoaderContext) : PagedMangaParser(
 	)
 
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
-		val url = when {
+		val url = buildString {
-			!filter.query.isNullOrEmpty() -> ("/index.php?do=search&subaction=search&search_start=$page&full_search=1&story=${filter.query}&titleonly=3").toAbsoluteUrl(
+			append("https://")
-				domain,
+			append(domain)
-			)
+			when {
 
-			filter.tags.isEmpty() -> "/mangas/page/$page".toAbsoluteUrl(domain)
+				!filter.query.isNullOrEmpty() -> {
-			filter.tags.size == 1 -> "${filter.tags.first().key}/page/$page"
+					append("/index.php?do=search&subaction=search&search_start=$page&full_search=1&story=${filter.query}&titleonly=3")
-			filter.tags.size > 1 -> throw IllegalArgumentException(ErrorMessages.FILTER_MULTIPLE_GENRES_NOT_SUPPORTED)
+				}
-			else -> "/mangas/page/$page".toAbsoluteUrl(domain)
+
+				else -> {
+
+					if (filter.tags.isNotEmpty()) {
+						filter.tags.oneOrThrowIfMany()?.let {
+							append("${it.key}/page/$page")
+						}
+					} else {
+						append("/mangas/page/$page")
+					}
+				}
+			}
 		}
+
 		val doc = webClient.httpGet(url).parseHtml()
 		val container = doc.body().requireElementById("site-content")
 		val items = container.select("div.col-6")

src/main/kotlin/org/koitharu/kotatsu/parsers/site/vi/BlogTruyenParser.kt

@@ -21,9 +21,6 @@ internal class BlogTruyenParser(context: MangaLoaderContext) :
 	override val configKeyDomain: ConfigKey.Domain
 		get() = ConfigKey.Domain("blogtruyenmoi.com")
 
-	override val availableSortOrders: Set<SortOrder>
-		get() = EnumSet.of(SortOrder.UPDATED)
-
 	override val userAgentKey = ConfigKey.UserAgent(UserAgents.CHROME_DESKTOP)
 
 	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
@@ -31,8 +28,8 @@ internal class BlogTruyenParser(context: MangaLoaderContext) :
 		keys.add(userAgentKey)
 	}
 
-	private val dateFormat = SimpleDateFormat("dd/MM/yyyy HH:mm", Locale.US)
+	override val availableSortOrders: Set<SortOrder>
-	private var cacheTags = SuspendLazy(::fetchTags)
+		get() = EnumSet.of(SortOrder.UPDATED)
 
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities(
@@ -43,6 +40,9 @@ internal class BlogTruyenParser(context: MangaLoaderContext) :
 		availableTags = cacheTags.get().values.toSet(),
 	)
 
+	private val dateFormat = SimpleDateFormat("dd/MM/yyyy HH:mm", Locale.US)
+	private var cacheTags = SuspendLazy(::fetchTags)
+
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
 		return when {
 			!filter.query.isNullOrEmpty() -> {

src/main/kotlin/org/koitharu/kotatsu/parsers/site/vi/BlogTruyenVNParser.kt

@@ -21,9 +21,6 @@ internal class BlogTruyenVNParser(context: MangaLoaderContext) :
 	override val configKeyDomain: ConfigKey.Domain
 		get() = ConfigKey.Domain("blogtruyen.vn")
 
-	override val availableSortOrders: Set<SortOrder>
-		get() = EnumSet.of(SortOrder.UPDATED)
-
 	override val userAgentKey = ConfigKey.UserAgent(UserAgents.CHROME_DESKTOP)
 
 	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
@@ -31,8 +28,8 @@ internal class BlogTruyenVNParser(context: MangaLoaderContext) :
 		keys.add(userAgentKey)
 	}
 
-	private val dateFormat = SimpleDateFormat("dd/MM/yyyy HH:mm", Locale.US)
+	override val availableSortOrders: Set<SortOrder>
-	private var cacheTags = SuspendLazy(::fetchTags)
+		get() = EnumSet.of(SortOrder.UPDATED)
 
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities(
@@ -43,6 +40,9 @@ internal class BlogTruyenVNParser(context: MangaLoaderContext) :
 		availableTags = cacheTags.get().values.toSet(),
 	)
 
+	private val dateFormat = SimpleDateFormat("dd/MM/yyyy HH:mm", Locale.US)
+	private var cacheTags = SuspendLazy(::fetchTags)
+
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
 		return when {
 			!filter.query.isNullOrEmpty() -> {

src/main/kotlin/org/koitharu/kotatsu/parsers/site/vi/LxManga.kt

@@ -13,6 +13,15 @@ import java.util.*
 @MangaSourceParser("LXMANGA", "LxManga", "vi")
 internal class LxManga(context: MangaLoaderContext) : PagedMangaParser(context, MangaParserSource.LXMANGA, 60) {
 
+	override val configKeyDomain = ConfigKey.Domain("lxmanga.click")
+
+	override val userAgentKey = ConfigKey.UserAgent(UserAgents.CHROME_DESKTOP)
+
+	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
+		super.onCreateConfig(keys)
+		keys.add(userAgentKey)
+	}
+
 	override val availableSortOrders: Set<SortOrder> = EnumSet.of(
 		SortOrder.ALPHABETICAL,
 		SortOrder.ALPHABETICAL_DESC,
@@ -21,9 +30,6 @@ internal class LxManga(context: MangaLoaderContext) : PagedMangaParser(context,
 		SortOrder.POPULARITY,
 	)
 
-	override val configKeyDomain = ConfigKey.Domain("lxmanga.click")
-
-	override val userAgentKey = ConfigKey.UserAgent(UserAgents.CHROME_DESKTOP)
 
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities(
@@ -35,11 +41,6 @@ internal class LxManga(context: MangaLoaderContext) : PagedMangaParser(context,
 		availableStates = EnumSet.of(MangaState.ONGOING, MangaState.FINISHED),
 	)
 
-	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
-		super.onCreateConfig(keys)
-		keys.add(userAgentKey)
-	}
-
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
 		val url = buildString {
 			append("https://")

src/main/kotlin/org/koitharu/kotatsu/parsers/site/vi/Truyenqq.kt

@@ -13,29 +13,44 @@ import java.util.*
 @MangaSourceParser("TRUYENQQ", "Truyenqq", "vi")
 internal class Truyenqq(context: MangaLoaderContext) : PagedMangaParser(context, MangaParserSource.TRUYENQQ, 42) {
 
-	override val availableSortOrders: Set<SortOrder> =
-		EnumSet.of(SortOrder.UPDATED, SortOrder.POPULARITY, SortOrder.NEWEST)
-
 	override val configKeyDomain = ConfigKey.Domain("truyenqqto.com")
 
+	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
+		super.onCreateConfig(keys)
+		keys.add(userAgentKey)
+	}
+
+	override val userAgentKey = ConfigKey.UserAgent(UserAgents.CHROME_DESKTOP)
+
+	override val availableSortOrders: Set<SortOrder> =
+		EnumSet.of(
+			SortOrder.UPDATED,
+			SortOrder.UPDATED_ASC,
+			SortOrder.POPULARITY,
+			SortOrder.POPULARITY_ASC,
+			SortOrder.NEWEST,
+			SortOrder.NEWEST_ASC,
+		)
+
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities(
 			isMultipleTagsSupported = true,
+			isTagsExclusionSupported = true,
 			isSearchSupported = true,
 		)
 
 	override suspend fun getFilterOptions() = MangaListFilterOptions(
 		availableTags = fetchAvailableTags(),
 		availableStates = EnumSet.of(MangaState.ONGOING, MangaState.FINISHED),
+		availableContentTypes = EnumSet.of(
+			ContentType.MANGA,
+			ContentType.MANHWA,
+			ContentType.MANHUA,
+			ContentType.COMICS,
+			ContentType.OTHER,
+		),
 	)
 
-	override val userAgentKey = ConfigKey.UserAgent(UserAgents.CHROME_DESKTOP)
-
-	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
-		super.onCreateConfig(keys)
-		keys.add(userAgentKey)
-	}
-
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
 		val url = when {
 			!filter.query.isNullOrEmpty() -> {
@@ -54,31 +69,58 @@ internal class Truyenqq(context: MangaLoaderContext) : PagedMangaParser(context,
 					append(domain)
 					append("/tim-kiem-nang-cao/trang-")
 					append(page.toString())
-					append(".html?country=0&sort=")
+					append(".html?country=")
-					when (order) {
+
-						SortOrder.POPULARITY -> append("4")
+					if (filter.types.isNotEmpty()) {
-						SortOrder.UPDATED -> append("2")
+						filter.types.oneOrThrowIfMany()?.let {
-						SortOrder.NEWEST -> append("0")
-						else -> append("2")
-					}
-					if (filter.states.isNotEmpty()) {
-						filter.states.oneOrThrowIfMany()?.let {
-							append("&status=")
 							append(
 								when (it) {
-									MangaState.ONGOING -> "0"
+									ContentType.MANHUA -> '1'
-									MangaState.FINISHED -> "1"
+									ContentType.OTHER -> '2' // Việt Nam
+									ContentType.MANHWA -> '3'
+									ContentType.MANGA -> '4'
+									ContentType.COMICS -> '5'
+									else -> '0' // all
+								},
+							)
+						}
+					} else append('0')
+
+
+					append("&sort=")
+					when (order) {
+						SortOrder.NEWEST -> append('0')
+						SortOrder.NEWEST_ASC -> append('1')
+						SortOrder.UPDATED -> append('2')
+						SortOrder.UPDATED_ASC -> append('3')
+						SortOrder.POPULARITY -> append('4')
+						SortOrder.POPULARITY_ASC -> append('5')
+						else -> append('2')
+					}
+
+					append("&status=")
+					if (filter.states.isNotEmpty()) {
+						filter.states.oneOrThrowIfMany()?.let {
+
+							append(
+								when (it) {
+									MangaState.ONGOING -> '0'
+									MangaState.FINISHED -> '1'
 									else -> "-1"
 								},
 							)
 						}
 					} else {
-						append("&status=-1")
+						append("-1")
 					}
 
 					append("&category=")
 					append(filter.tags.joinToString(separator = ",") { it.key })
-					append("&notcategory=&minchapter=0")
+
+					append("&notcategory=")
+					append(filter.tagsExclude.joinToString(separator = ",") { it.key })
+
+					append("&minchapter=0")
 				}
 			}
 		}
@@ -87,13 +129,13 @@ internal class Truyenqq(context: MangaLoaderContext) : PagedMangaParser(context,
 			val href = li.selectFirstOrThrow("a").attrAsRelativeUrl("href")
 			Manga(
 				id = generateUid(href),
-				title = li.selectFirstOrThrow(".book_name").text(),
+				title = li.selectFirst(".book_name")?.text().orEmpty(),
 				altTitle = null,
 				url = href,
 				publicUrl = href.toAbsoluteUrl(domain),
 				rating = RATING_UNKNOWN,
 				isNsfw = isNsfwSource,
-				coverUrl = li.selectFirstOrThrow("img").src().orEmpty(),
+				coverUrl = li.selectFirst("img")?.src().orEmpty(),
 				tags = emptySet(),
 				state = null,
 				author = null,
@@ -126,7 +168,7 @@ internal class Truyenqq(context: MangaLoaderContext) : PagedMangaParser(context,
 					source = source,
 				)
 			},
-			state = when (doc.selectFirstOrThrow(".status p.col-xs-9").text()) {
+			state = when (doc.selectFirst(".status p.col-xs-9")?.text()) {
 				"Đang Cập Nhật" -> MangaState.ONGOING
 				"Hoàn Thành" -> MangaState.FINISHED
 				else -> null
@@ -137,7 +179,7 @@ internal class Truyenqq(context: MangaLoaderContext) : PagedMangaParser(context,
 				val a = div.selectFirstOrThrow("a")
 				val href = a.attrAsRelativeUrl("href")
 				val name = a.text()
-				val dateText = div.selectFirstOrThrow(".time-chap").text()
+				val dateText = div.selectFirst(".time-chap")?.text()
 				MangaChapter(
 					id = generateUid(href),
 					name = name,

src/main/kotlin/org/koitharu/kotatsu/parsers/site/vmp/VmpParser.kt

@@ -24,9 +24,6 @@ internal abstract class VmpParser(
 
 	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.UPDATED)
 
-	protected open val listUrl = "xxx/"
-	protected open val geneUrl = "genero/"
-
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities(
 			isSearchSupported = true,
@@ -41,6 +38,9 @@ internal abstract class VmpParser(
 		searchPaginator.firstPage = 1
 	}
 
+	protected open val listUrl = "xxx/"
+	protected open val geneUrl = "genero/"
+
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
 		val url = buildString {
 			append("https://")
@@ -83,7 +83,7 @@ internal abstract class VmpParser(
 				url = href,
 				publicUrl = href.toAbsoluteUrl(div.host ?: domain),
 				coverUrl = div.selectFirst("img")?.src().orEmpty(),
-				title = div.selectFirstOrThrow("h2").text().orEmpty(),
+				title = div.selectFirst("h2")?.text().orEmpty(),
 				altTitle = null,
 				rating = RATING_UNKNOWN,
 				tags = emptySet(),

src/main/kotlin/org/koitharu/kotatsu/parsers/site/wpcomics/WpComicsParser.kt

@@ -38,8 +38,15 @@ internal abstract class WpComicsParser(
 		SortOrder.RATING,
 	)
 
-	protected open val listUrl = "/tim-truyen"
+	override val filterCapabilities: MangaListFilterCapabilities
-	protected open val datePattern = "dd/MM/yy"
+		get() = MangaListFilterCapabilities(
+			isSearchSupported = true,
+		)
+
+	override suspend fun getFilterOptions() = MangaListFilterOptions(
+		availableTags = fetchAvailableTags(),
+		availableStates = EnumSet.of(MangaState.ONGOING, MangaState.FINISHED),
+	)
 
 	init {
 		paginator.firstPage = 1
@@ -62,15 +69,8 @@ internal abstract class WpComicsParser(
 		"完結済み",
 	)
 
-	override val filterCapabilities: MangaListFilterCapabilities
+	protected open val listUrl = "/tim-truyen"
-		get() = MangaListFilterCapabilities(
+	protected open val datePattern = "dd/MM/yy"
-			isSearchSupported = true,
-		)
-
-	override suspend fun getFilterOptions() = MangaListFilterOptions(
-		availableTags = fetchAvailableTags(),
-		availableStates = EnumSet.of(MangaState.ONGOING, MangaState.FINISHED),
-	)
 
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
 		val response =

src/main/kotlin/org/koitharu/kotatsu/parsers/site/zeistmanga/ZeistMangaParser.kt

@@ -32,13 +32,16 @@ internal abstract class ZeistMangaParser(
 
 	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.UPDATED)
 
-	protected open val datePattern = "yyyy-MM-dd"
-
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities(
 			isSearchSupported = true,
 		)
 
+	override suspend fun getFilterOptions() = MangaListFilterOptions(
+		availableTags = fetchAvailableTags(),
+		availableStates = EnumSet.of(MangaState.ONGOING, MangaState.FINISHED, MangaState.ABANDONED),
+	)
+
 	@JvmField
 	protected val ongoing: Set<String> = hashSetOf(
 		"ongoing",
@@ -82,10 +85,7 @@ internal abstract class ZeistMangaParser(
 
 	protected open val mangaCategory: String = "Series"
 
-	override suspend fun getFilterOptions() = MangaListFilterOptions(
+	protected open val datePattern = "yyyy-MM-dd"
-		availableTags = fetchAvailableTags(),
-		availableStates = EnumSet.of(MangaState.ONGOING, MangaState.FINISHED, MangaState.ABANDONED),
-	)
 
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
 		val startIndex = maxMangaResults * (page - 1) + 1

src/main/kotlin/org/koitharu/kotatsu/parsers/site/zh/Baozimh.kt

@@ -17,8 +17,6 @@ import java.util.*
 internal class Baozimh(context: MangaLoaderContext) :
 	PagedMangaParser(context, MangaParserSource.BAOZIMH, pageSize = 36) {
 
-	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.POPULARITY)
-
 	override val configKeyDomain = ConfigKey.Domain("www.baozimh.com")
 
 	override fun onCreateConfig(keys: MutableCollection<ConfigKey<*>>) {
@@ -26,7 +24,7 @@ internal class Baozimh(context: MangaLoaderContext) :
 		keys.add(userAgentKey)
 	}
 
-	private val tagsMap = SuspendLazy(::parseTags)
+	override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.POPULARITY)
 
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities(
@@ -36,8 +34,16 @@ internal class Baozimh(context: MangaLoaderContext) :
 	override suspend fun getFilterOptions() = MangaListFilterOptions(
 		availableTags = tagsMap.get().values.toSet(),
 		availableStates = EnumSet.of(MangaState.ONGOING, MangaState.FINISHED),
+		availableContentTypes = EnumSet.of(
+			ContentType.MANGA,
+			ContentType.MANHWA,
+			ContentType.MANHUA,
+			ContentType.COMICS,
+		),
 	)
 
+	private val tagsMap = SuspendLazy(::parseTags)
+
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
 		when {
 			!filter.query.isNullOrEmpty() -> {
@@ -55,20 +61,33 @@ internal class Baozimh(context: MangaLoaderContext) :
 				val url = buildString {
 					append("https://")
 					append(domain)
-					append("/api/bzmhq/amp_comic_list?filter=*&region=all")
+					append("/api/bzmhq/amp_comic_list?filter=*&region=")
 
+					if (filter.types.isNotEmpty()) {
+						filter.types.oneOrThrowIfMany().let {
+							append(
+								when (it) {
+									ContentType.MANGA -> "jp"
+									ContentType.MANHWA -> "kr"
+									ContentType.MANHUA -> "cn"
+									ContentType.COMICS -> "en"
+									else -> "all"
+								},
+							)
+						}
+					} else append("all")
+
+
+					append("&type=")
 					if (filter.tags.isNotEmpty()) {
 						filter.tags.oneOrThrowIfMany()?.let {
-							append("&type=")
 							append(it.key)
 						}
-					} else {
+					} else append("all")
-						append("&type=all")
-					}
 
+					append("&state=")
 					if (filter.states.isNotEmpty()) {
 						filter.states.oneOrThrowIfMany()?.let {
-							append("&state=")
 							append(
 								when (it) {
 									MangaState.ONGOING -> "serial"
@@ -77,9 +96,7 @@ internal class Baozimh(context: MangaLoaderContext) :
 								},
 							)
 						}
-					} else {
+					} else append("all")
-						append("&state=all")
-					}
 
 					append("&limit=36&page=")
 					append(page.toString())
@@ -118,7 +135,7 @@ internal class Baozimh(context: MangaLoaderContext) :
 				url = href,
 				publicUrl = href,
 				coverUrl = div.selectFirst("amp-img")?.src().orEmpty(),
-				title = div.selectFirstOrThrow(".comics-card__title h3").text(),
+				title = div.selectFirst(".comics-card__title h3")?.text().orEmpty(),
 				altTitle = null,
 				rating = RATING_UNKNOWN,
 				tags = emptySet(),
@@ -148,7 +165,7 @@ internal class Baozimh(context: MangaLoaderContext) :
 
 	override suspend fun getDetails(manga: Manga): Manga {
 		val doc = webClient.httpGet(manga.url.toAbsoluteUrl(domain)).parseHtml()
-		val state = doc.selectFirstOrThrow(".tag-list span.tag").text()
+		val state = doc.selectFirst(".tag-list span.tag")?.text()
 		val tagMap = tagsMap.get()
 		val selectTag = doc.select(".tag-list span.tag").drop(1)
 		val tags = selectTag.mapNotNullToSet { tagMap[it.text()] }
@@ -174,7 +191,7 @@ internal class Baozimh(context: MangaLoaderContext) :
 				val url = a.attrAsRelativeUrl("href").toAbsoluteUrl(domain)
 				MangaChapter(
 					id = generateUid(url),
-					name = a.selectFirstOrThrow("span").text(),
+					name = a.selectFirst("span")?.text() ?: "Chapter ${i + 1f}",
 					number = i + 1f,
 					volume = 0,
 					url = url,

src/main/kotlin/org/koitharu/kotatsu/parsers/site/zmanga/ZMangaParser.kt

@@ -35,18 +35,24 @@ internal abstract class ZMangaParser(
 		SortOrder.ALPHABETICAL_DESC,
 	)
 
-	protected open val listUrl = "advanced-search/"
-	protected open val datePattern = "MMMM d, yyyy"
-
 	override val filterCapabilities: MangaListFilterCapabilities
 		get() = MangaListFilterCapabilities(
 			isMultipleTagsSupported = true,
 			isSearchSupported = true,
+			isSearchWithFiltersSupported = true,
+			isYearSupported = true,
 		)
 
 	override suspend fun getFilterOptions() = MangaListFilterOptions(
 		availableTags = fetchAvailableTags(),
 		availableStates = EnumSet.of(MangaState.ONGOING, MangaState.FINISHED),
+		availableContentTypes = EnumSet.of(
+			ContentType.MANGA,
+			ContentType.MANHWA,
+			ContentType.MANHUA,
+			ContentType.ONE_SHOT,
+			ContentType.DOUJINSHI,
+		),
 	)
 
 	init {
@@ -66,6 +72,11 @@ internal abstract class ZMangaParser(
 		"Completed",
 	)
 
+	protected open val listUrl = "advanced-search/"
+	protected open val datePattern = "MMMM d, yyyy"
+
+	// https://komikindo.info/advanced-search/?title=the&author=the&artist=the&yearx=2020&status=ongoing&type=Manga&order=update
+
 	override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
 		val url = buildString {
 			append("https://")
@@ -78,44 +89,69 @@ internal abstract class ZMangaParser(
 				append('/')
 			}
 
-			when {
+			append("?order=")
+			when (order) {
+				SortOrder.POPULARITY -> append("popular")
+				SortOrder.UPDATED -> append("update")
+				SortOrder.ALPHABETICAL -> append("title")
+				SortOrder.ALPHABETICAL_DESC -> append("titlereverse")
+				SortOrder.NEWEST -> append("latest")
+				SortOrder.RATING -> append("rating")
+				else -> append("update")
+			}
 
-				!filter.query.isNullOrEmpty() -> {
+			filter.query?.let {
-					append("&title=")
+				append("&title=")
-					append(filter.query.urlEncoded())
+				append(filter.query.urlEncoded())
-				}
+			}
 
-				else -> {
+			// author
+			// filter.author?.let {
+			// 	append("&author=")
+			// 	append(filter.author.urlEncoded())
+			// }
 
-					append("?order=")
+			// artist
-					when (order) {
+			// filter.artist?.let {
-						SortOrder.POPULARITY -> append("popular")
+			// 	append("&artist=")
-						SortOrder.UPDATED -> append("update")
+			// 	append(filter.artist.urlEncoded())
-						SortOrder.ALPHABETICAL -> append("title")
+			// }
-						SortOrder.ALPHABETICAL_DESC -> append("titlereverse")
-						SortOrder.NEWEST -> append("latest")
-						SortOrder.RATING -> append("rating")
-						else -> null
-					}
 
-					filter.tags.forEach {
+			if (filter.year != 0) {
-						append("&")
+				append("&yearx=")
-						append("genre[]".urlEncoded())
+				append(filter.year)
-						append("=")
+			}
-						append(it.key)
-					}
 
-					filter.states.oneOrThrowIfMany()?.let {
+			filter.types.oneOrThrowIfMany()?.let {
-						append("&status=")
+				append("&type=")
-						append(
+				append(
-							when (it) {
+					when (it) {
-								MangaState.ONGOING -> "ongoing"
+						ContentType.MANGA -> "Manga"
-								MangaState.FINISHED -> "completed"
+						ContentType.MANHWA -> "Manhwa"
-								else -> ""
+						ContentType.MANHUA -> "Manhua"
-							},
+						ContentType.ONE_SHOT -> "One-shot"
-						)
+						ContentType.DOUJINSHI -> "Doujinshi"
-					}
+						else -> ""
-				}
+					},
+				)
+			}
+
+			filter.tags.forEach {
+				append("&")
+				append("genre[]".urlEncoded())
+				append("=")
+				append(it.key)
+			}
+
+			filter.states.oneOrThrowIfMany()?.let {
+				append("&status=")
+				append(
+					when (it) {
+						MangaState.ONGOING -> "ongoing"
+						MangaState.FINISHED -> "completed"
+						else -> ""
+					},
+				)
 			}
 		}