[Hentai18VN] Add source

src/main/kotlin/org/koitharu/kotatsu/parsers/site/vi/Hentai18VN.kt

@@ -1,17 +1,21 @@
 package org.koitharu.kotatsu.parsers.site.vi
 
 import androidx.collection.arraySetOf
+import okhttp3.Headers
+import okhttp3.HttpUrl.Companion.toHttpUrl
+import org.json.JSONObject
+import org.jsoup.nodes.Document
 import org.koitharu.kotatsu.parsers.MangaLoaderContext
 import org.koitharu.kotatsu.parsers.MangaSourceParser
 import org.koitharu.kotatsu.parsers.PagedMangaParser
-import org.koitharu.kotatsu.parsers.network.UserAgents
 import org.koitharu.kotatsu.parsers.config.ConfigKey
 import org.koitharu.kotatsu.parsers.model.*
 import org.koitharu.kotatsu.parsers.util.*
+import java.text.SimpleDateFormat
 import java.util.*
 
 @MangaSourceParser("HENTAI18VN", "Hentai18VN", "vi", type = ContentType.HENTAI)
-internal class Hentai18VN(context: MangaLoaderContext) : PagedMangaParser(context, MangaParserSource.HENTAI18VN, 60) {
+internal class Hentai18VN(context: MangaLoaderContext) : PagedMangaParser(context, MangaParserSource.HENTAI18VN, 30) {
 
 	override val configKeyDomain = ConfigKey.Domain("hentai18vn.art")
 
@@ -20,18 +24,220 @@ internal class Hentai18VN(context: MangaLoaderContext) : PagedMangaParser(contex
 		keys.add(userAgentKey)
 	}
 
-    override val userAgentKey = ConfigKey.UserAgent(UserAgents.CHROME_DESKTOP)
-    override val availableSortOrders: Set<SortOrder> = EnumSet.of(SortOrder.UPDATED)
-
     override val filterCapabilities: MangaListFilterCapabilities 
         get() = MangaListFilterCapabilities(
             isSearchSupported = true,
-            isSearchWithFiltersSupported = false,
+            isSearchWithFiltersSupported = false
         )
 
-    override suspend fun getFilterOptions() = MangaListFilterOptions(
-        availableTags = fetchAvailableTags(),
+    override suspend fun getFilterOptions() = MangaListFilterOptions(availableTags = fetchAvailableTags())
+    override val availableSortOrders: Set<SortOrder> = EnumSet.of(
+        SortOrder.NEWEST,
+        SortOrder.POPULARITY,
+        SortOrder.UPDATED
     )
     
+    override suspend fun getListPage(page: Int, order: SortOrder, filter: MangaListFilter): List<Manga> {
+        return when {
+            !filter.query.isNullOrEmpty() -> {
+                if (page > 1) {
+                    return emptyList()
+                }
+                val url = "https://$domain/search/html/1".toHttpUrl()
+                val body = JSONObject().apply {
+                    put("keyword", filter.query.urlEncoded())
+                }
+                
+                val headers = Headers.Builder()
+                    .add("X-Requested-With", "XMLHttpRequest")
+                    .build()
+                    
+                val response = webClient.httpPost(url, body, headers).parseHtml()
+                parseMangaSearch(response)
+            }
+
+            !filter.tags.isNullOrEmpty() -> {
+                val tag = filter.tags.first()
+                val url = buildString {
+                    append("https://")
+                    append(domain)
+                    append("/the-loai/")
+                    append(tag.key)
+                    if (page > 1) {
+                        append("?page=")
+                        append(page)
+                    }
+                }
+                val response = webClient.httpGet(url).parseHtml()
+                parseMangaList(response)
+            }
+
+            else -> {
+                val url = buildString {
+                    append("https://")
+                    append(domain)
+                    append("/")
+                    append(
+                        when (order) {
+                            SortOrder.NEWEST -> "danh-sach/truyen-hentai-moi"
+                            SortOrder.POPULARITY -> "danh-sach/truyen-hentai-hot"
+                            SortOrder.UPDATED -> "danh-sach/truyen-hentai-hoan-thanh"
+                            else -> "danh-sach/truyen-hentai-hay"
+                        }
+                    )
+                    if (page > 1) {
+                        append("?page=")
+                        append(page)
+                    }
+                }
+                
+                val response = webClient.httpGet(url).parseHtml()
+                parseMangaList(response)
+            }
+        }
+    }
+
+    private fun parseMangaSearch(doc: Document): List<Manga> {
+        return doc.select("ul li a.item").map { a ->
+            val href = a.attr("href")
+            val img = a.selectFirst("img")!!
+            Manga(
+                id = generateUid(href),
+                url = href,
+                publicUrl = href.toAbsoluteUrl(domain),
+                title = img.attr("alt"),
+                altTitle = null,
+                author = null,
+                tags = emptySet(),
+                rating = RATING_UNKNOWN,
+                state = null,
+                coverUrl = img.attr("src"),
+                isNsfw = isNsfwSource,
+                source = source
+            )
+        }
+    }
+
+    private fun parseMangaList(doc: Document): List<Manga> {
+        return doc.select("div.visual").map { div ->
+            val a = div.selectFirst("div.main_text h3.title a")!!
+            val img = div.selectFirst("div.hentai-cover img")!!
+            val mangaUrl = a.attr("href")
+            Manga(
+                id = generateUid(mangaUrl),
+                publicUrl = mangaUrl,
+                url = mangaUrl.removePrefix("https://$domain"),
+                title = a.text(),
+                altTitle = null,
+                author = null,
+                description = null,
+                tags = emptySet(),
+                rating = RATING_UNKNOWN,
+                state = null,
+                coverUrl = img.attr("data-original").takeIf { it.isNotEmpty() } ?: img.attr("src"),
+                isNsfw = isNsfwSource,
+                source = source,
+            )
+        }
+    }
 
+    override suspend fun getDetails(manga: Manga): Manga {
+        val doc = webClient.httpGet(manga.url.toAbsoluteUrl(domain)).parseHtml()
+        val tags = doc.select("div.hentai-info .line-content a.item-tag")
+            .mapNotNull { a -> 
+                MangaTag(
+                    title = a.text(),
+                    key = a.attr("href").substringAfterLast("/"),
+                    source = source
+                )
+            }.toSet()
+
+        val chapters = doc.select("ul#chapter-list li.citem").map { li ->
+            val a = li.selectFirst("a")!!
+            val number = a.text().substringAfter("Chap ").toFloatOrNull() ?: 0f
+            MangaChapter(
+                id = generateUid(a.attr("href")),
+                name = a.text(),
+                number = number,
+                url = a.attr("href").removePrefix("https://$domain"),
+                uploadDate = parseChapterDate(li.selectFirst(".time")?.text()),
+                source = source,
+                scanlator = null,
+                branch = null,
+                volume = 0
+            )
+        }
+
+        val altTitle = doc.selectFirst("h2.alternative")?.text()
+        val author = doc.selectFirst("div.hentai-info .line:contains(Tác giả) .line-content")?.text()
+        val state = when(doc.selectFirst("div.hentai-info .line:contains(Tình trạng) .line-content")?.text()) {
+            "Đang cập nhật" -> MangaState.ONGOING
+            "Hoàn thành" -> MangaState.FINISHED
+            else -> null
+        }
+
+        return manga.copy(
+            tags = tags,
+            author = author?.takeUnless { it == "Đang cập nhật" },
+            altTitle = altTitle,
+            state = state,
+            chapters = chapters,
+            description = doc.select("div.about").text()
+        )
+    }
+
+    private fun parseChapterDate(date: String?): Long {
+        if (date == null) return 0
+        return try {
+            val now = SimpleDateFormat("dd/MM/yyyy", Locale.US)
+            now.parse(date)?.time ?: 0L
+        } catch (e: Exception) {
+            0L
+        }
+    }
+
+    override suspend fun getPages(chapter: MangaChapter): List<MangaPage> {
+        val doc = webClient.httpGet(chapter.url.toAbsoluteUrl(domain)).parseHtml()
+        return doc.select("div.chapter-content div.item-photo img").mapNotNull { img ->
+            val url = img.requireSrc()
+            MangaPage(
+                id = generateUid(url),
+                url = url,
+                preview = null,
+                source = source
+            )
+        }
+    }
+
+    private suspend fun fetchAvailableTags(): Set<MangaTag> {
+        val tags = arraySetOf<MangaTag>()
+        val firstPage = webClient.httpGet("https://$domain/tim-the-loai").parseHtml()
+        val lastPage = firstPage.selectFirst("a[aria-label=Last]")
+            ?.attr("href")
+            ?.substringAfter("page=")
+            ?.toIntOrNull() ?: 1
+
+        for (page in 1..lastPage) {
+            val doc = if (page == 1) {
+                firstPage
+            } else {
+                webClient.httpGet("https://$domain/tim-the-loai?page=$page").parseHtml()
+            }
+
+            doc.select("ul.list-tags li").forEach { li ->
+                val a = li.selectFirst("a") ?: return@forEach
+                val title = a.selectFirst("h3.tag-name")?.text()?.trim() ?: return@forEach
+                val url = a.attr("href")
+                tags.add(
+                    MangaTag(
+                        title = title,
+                        key = url.substringAfterLast("/"),
+                        source = source
+                    )
+                )
+            }
+        }
+
+        return tags
+    }
 }