[HentaiVN18] Refactor + Fixes

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

@@ -24,9 +24,10 @@ internal class Hentai18VN(context: MangaLoaderContext) : PagedMangaParser(contex
 		keys.add(userAgentKey)
 	}
 
-    override fun getRequestHeaders(): Headers = Headers.Builder()
-		.add("X-Requested-With", "XMLHttpRequest")
-		.build()
+    // Testing...
+    // override fun getRequestHeaders(): Headers = Headers.Builder()
+	// 	.add("X-Requested-With", "XMLHttpRequest")
+	// 	.build()
 
     override val filterCapabilities: MangaListFilterCapabilities 
         get() = MangaListFilterCapabilities(
@@ -49,7 +50,6 @@ internal class Hentai18VN(context: MangaLoaderContext) : PagedMangaParser(contex
                 }
 
                 val keyword = filter.query
-                // val body = JSONObject().apply { put("keyword", filter.query) }
                 val url = "http://$domain/search/html/1"
                 val headers = Headers.Builder().add("X-Requested-With", "XMLHttpRequest").build()
                 val response = webClient.httpPost(url.toHttpUrl(), payload = "keyword=$keyword", headers).parseHtml()
@@ -120,8 +120,8 @@ internal class Hentai18VN(context: MangaLoaderContext) : PagedMangaParser(contex
 
     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 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),
@@ -152,13 +152,12 @@ internal class Hentai18VN(context: MangaLoaderContext) : PagedMangaParser(contex
                 )
             }.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
+        val chapters = doc.select("ul#chapter-list li.citem").mapChapters(reversed=true) { i, li ->
+            val a = li.selectFirst("a")
             MangaChapter(
                 id = generateUid(a.attr("href")),
                 name = a.text(),
-                number = number,
+                number = i + 1f,
                 url = a.attr("href").removePrefix("https://$domain"),
                 uploadDate = parseChapterDate(li.selectFirst(".time")?.text()),
                 source = source,
@@ -178,7 +177,7 @@ internal class Hentai18VN(context: MangaLoaderContext) : PagedMangaParser(contex
 
         return manga.copy(
             tags = tags,
-            author = author?.takeUnless { it == "Đang cập nhật" },
+            author = author,
             altTitle = altTitle,
             state = state,
             chapters = chapters,
@@ -216,8 +215,8 @@ internal class Hentai18VN(context: MangaLoaderContext) : PagedMangaParser(contex
             doc.select("ul.list-tags li").mapNotNull { li ->
                 val a = li.selectFirst("a") ?: return@mapNotNull null
                 val title = a.selectFirst("h3.tag-name")?.text()?.trim() ?: return@mapNotNull null
-                val url = a.attr("href")
-                MangaTag( title = title, key = url.substringAfterLast("/"), source = source )
+                val key = a.attr("href").substringAfterLast("/")
+                MangaTag( title = title, key = key, source = source )
             }
         }.toSet()
     }

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

@@ -38,7 +38,7 @@ internal class TruyenHentaiVN(context: MangaLoaderContext) : PagedMangaParser(co
 			when {				
 				!filter.tags.isNullOrEmpty() -> {
 					val tag = filter.tags.first()
-					append(tag.key)
+					append(tag.key) // Testing...
 					if (page > 1) {
 						append("?page=")
 						append(page)
@@ -158,16 +158,10 @@ internal class TruyenHentaiVN(context: MangaLoaderContext) : PagedMangaParser(co
 
     private suspend fun getAvailableTags(): Set<MangaTag> {
 		val doc = webClient.httpGet("https://$domain").parseHtml()
-		return doc.select("a.py-2[href^=/the-loai-]").mapNotNull { element ->
-			val key = element.attr("href")
-			val title = element.text()
-			if (key.isNotEmpty() && title.isNotEmpty()) {
-				MangaTag(
-					key = key,
-					title = title,
-					source = source
-				)
-			} else null
+		return doc.select("a.py-2[href^=/the-loai-]").mapNotNull { a ->
+			val key = a.attr("href")
+			val title = a.text()
+			MangaTag( key = key, title = title, source = source )
 		}.toSet()
 	}
-}
+}