Add modified J2k manga type detection

app/src/main/java/exh/util/MangaType.kt

@@ -0,0 +1,104 @@
+package exh.util
+
+import android.content.Context
+import eu.kanade.tachiyomi.R
+import eu.kanade.tachiyomi.data.database.models.Manga
+import eu.kanade.tachiyomi.source.SourceManager
+import eu.kanade.tachiyomi.ui.reader.ReaderActivity
+import java.util.Locale
+import uy.kohesive.injekt.Injekt
+import uy.kohesive.injekt.api.get
+
+fun Manga.mangaType(context: Context): String {
+    return context.getString(
+        when (mangaType()) {
+            MangaType.TYPE_WEBTOON -> R.string.webtoon
+            MangaType.TYPE_MANHWA -> R.string.manhwa
+            MangaType.TYPE_MANHUA -> R.string.manhua
+            MangaType.TYPE_COMIC -> R.string.comic
+            else -> R.string.manga
+        }
+    ).toLowerCase(Locale.getDefault())
+}
+
+/**
+ * The type of comic the manga is (ie. manga, manhwa, manhua)
+ */
+fun Manga.mangaType(): MangaType {
+    val sourceName = Injekt.get<SourceManager>().getOrStub(source).name
+    val currentTags =
+        genre?.split(",")?.map { it.trim().toLowerCase(Locale.US) } ?: emptyList()
+    return if (currentTags.any { tag -> tag.contains("japanese", ignoreCase = true) || isMangaTag(tag) }) {
+        MangaType.TYPE_MANGA
+    } else if (currentTags.any { tag -> tag.contains("english", ignoreCase = true) || isComicTag(tag) } || isComicSource(sourceName)) {
+        MangaType.TYPE_COMIC
+    } else if (currentTags.any { tag -> tag.contains("chinese", ignoreCase = true) || isManhuaTag(tag) } || isManhuaSource(sourceName)) {
+        MangaType.TYPE_MANHUA
+    } else if (currentTags.any { tag -> tag.contains("korean", ignoreCase = true) || isManhwaTag(tag) } || isWebtoonSource(sourceName)) {
+        MangaType.TYPE_MANHWA
+    } else if (currentTags.any { tag -> isWebtoonTag(tag) }) {
+        MangaType.TYPE_WEBTOON
+    } else {
+        MangaType.TYPE_MANGA
+    }
+}
+
+/**
+ * The type the reader should use. Different from manga type as certain manga has different
+ * read types
+ */
+fun Manga.defaultReaderType(): Int {
+    val sourceName = Injekt.get<SourceManager>().getOrStub(source).name
+    val type = mangaType()
+    return if (type == MangaType.TYPE_MANHWA || type == MangaType.TYPE_WEBTOON) {
+        ReaderActivity.WEBTOON
+    } else if (type == MangaType.TYPE_MANHUA || (type == MangaType.TYPE_COMIC && !sourceName.contains("tapastic", ignoreCase = true))) {
+        ReaderActivity.LEFT_TO_RIGHT
+    } else 0
+}
+
+private fun isMangaTag(tag: String): Boolean {
+    return tag.toLowerCase() in listOf("manga", "манга")
+}
+
+private fun isManhuaTag(tag: String): Boolean {
+    return tag.toLowerCase() in listOf("manhua", "маньхуа")
+}
+
+private fun isManhwaTag(tag: String): Boolean {
+    return tag.toLowerCase() in listOf("manhwa", "манхва")
+}
+
+private fun isComicTag(tag: String): Boolean {
+    return tag.toLowerCase() in listOf("comic", "комикс")
+}
+
+private fun isWebtoonTag(tag: String): Boolean {
+    return tag.toLowerCase() in listOf("long strip", "webtoon")
+}
+
+private fun isWebtoonSource(sourceName: String): Boolean {
+    return sourceName.contains("webtoon", true) ||
+        sourceName.contains("manwha", true) ||
+        sourceName.contains("toonily", true)
+}
+
+private fun isComicSource(sourceName: String): Boolean {
+    return sourceName.contains("gunnerkrigg", true) ||
+        sourceName.contains("dilbert", true) ||
+        sourceName.contains("cyanide", true) ||
+        sourceName.contains("xkcd", true) ||
+        sourceName.contains("tapastic", true)
+}
+
+private fun isManhuaSource(sourceName: String): Boolean {
+    return sourceName.contains("manhua", true)
+}
+
+enum class MangaType {
+    TYPE_MANGA,
+    TYPE_MANHWA,
+    TYPE_MANHUA,
+    TYPE_COMIC,
+    TYPE_WEBTOON
+}

app/src/main/res/values/strings_extra.xml

@@ -108,4 +108,11 @@
     <!-- AZ -->
     <string name="az_recommends">See Recommendations</string>
 
+    <!-- Manga Type -->
+    <!--<string name="manga">Manga</string>-->
+    <string name="manhwa">Manhwa</string>
+    <string name="manhua">Manhua</string>
+    <string name="comic">Comic</string>
+    <string name="webtoon">Webtoon</string>
+
 </resources>