Add watched list default state to E/ExHentai

app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferenceKeys.kt

@@ -242,4 +242,6 @@ object PreferenceKeys {
     const val eh_use_new_manga_interface = "eh_use_new_manga_interface"
 
     const val eh_use_auto_webtoon = "eh_use_auto_webtoon"
+
+    const val eh_watched_list_default_state = "eh_watched_list_default_state"
 }

app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferencesHelper.kt

@@ -348,4 +348,6 @@ class PreferencesHelper(val context: Context) {
     fun eh_useNewMangaInterface() = flowPrefs.getBoolean(Keys.eh_use_new_manga_interface, true)
 
     fun eh_useAutoWebtoon() = flowPrefs.getBoolean(Keys.eh_use_auto_webtoon, true)
+
+    fun eh_watchedListDefaultState() = flowPrefs.getBoolean(Keys.eh_watched_list_default_state, false)
 }

app/src/main/java/eu/kanade/tachiyomi/source/online/all/EHentai.kt

@@ -622,13 +622,17 @@ class EHentai(
 
     // Filters
     override fun getFilterList() = FilterList(
-        Watched(),
+        if (prefs.eh_watchedListDefaultState().get()) {
+            Watched(isEnabled = true)
+        } else {
+            Watched(isEnabled = false)
+        },
         GenreGroup(),
         AdvancedGroup(),
         ReverseFilter()
     )
 
-    class Watched : Filter.CheckBox("Watched List"), UriFilter {
+    class Watched(val isEnabled: Boolean) : Filter.CheckBox("Watched List", isEnabled), UriFilter {
         override fun addToUri(builder: Uri.Builder) {
             if (state) {
                 builder.appendPath("watched")

app/src/main/java/eu/kanade/tachiyomi/ui/setting/SettingsEhController.kt

@@ -229,6 +229,13 @@ class SettingsEhController : SettingsController() {
             }
         }.dependency = PreferenceKeys.eh_enableExHentai
 
+        switchPreference {
+            defaultValue = false
+            key = PreferenceKeys.eh_watched_list_default_state
+            title = "Watched List Filter Default State"
+            summary = "When browsing ExHentai/E-Hentai should the watched list filter be enabled by default"
+        }
+
         switchPreference {
             defaultValue = true
             key = "secure_exh"