Option to exclude NSFW content from history

app/src/main/java/org/koitharu/kotatsu/core/prefs/AppSettings.kt

@@ -79,6 +79,8 @@ class AppSettings private constructor(private val prefs: SharedPreferences) :
 
 	var historyGrouping by BoolPreferenceDelegate(KEY_HISTORY_GROUPING, true)
 
+	var isHistoryExcludeNsfw by BoolPreferenceDelegate(KEY_HISTORY_EXCLUDE_NSFW, false)
+
 	var chaptersReverse by BoolPreferenceDelegate(KEY_REVERSE_CHAPTERS, false)
 
 	val zoomMode by EnumPreferenceDelegate(
@@ -192,6 +194,7 @@ class AppSettings private constructor(private val prefs: SharedPreferences) :
 		const val KEY_RESTORE = "restore"
 		const val KEY_HISTORY_GROUPING = "history_grouping"
 		const val KEY_REVERSE_CHAPTERS = "reverse_chapters"
+		const val KEY_HISTORY_EXCLUDE_NSFW = "history_exclude_nsfw"
 
 		// About
 		const val KEY_APP_UPDATE = "app_update"

app/src/main/java/org/koitharu/kotatsu/history/HistoryModule.kt

@@ -8,6 +8,6 @@ import org.koitharu.kotatsu.history.ui.HistoryListViewModel
 val historyModule
 	get() = module {
 
-		single { HistoryRepository(get(), get()) }
+		single { HistoryRepository(get(), get(), get()) }
 		viewModel { HistoryListViewModel(get(), get(), get()) }
 	}

app/src/main/java/org/koitharu/kotatsu/history/domain/HistoryRepository.kt

@@ -8,6 +8,7 @@ import org.koitharu.kotatsu.core.db.entity.MangaEntity
 import org.koitharu.kotatsu.core.db.entity.TagEntity
 import org.koitharu.kotatsu.core.model.Manga
 import org.koitharu.kotatsu.core.model.MangaHistory
+import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.history.data.HistoryEntity
 import org.koitharu.kotatsu.tracker.domain.TrackingRepository
 import org.koitharu.kotatsu.utils.ext.mapItems
@@ -16,6 +17,7 @@ import org.koitharu.kotatsu.utils.ext.mapToSet
 class HistoryRepository(
 	private val db: MangaDatabase,
 	private val trackingRepository: TrackingRepository,
+	private val settings: AppSettings,
 ) {
 
 	suspend fun getList(offset: Int, limit: Int = 20): List<Manga> {
@@ -45,6 +47,9 @@ class HistoryRepository(
 	}
 
 	suspend fun addOrUpdate(manga: Manga, chapterId: Long, page: Int, scroll: Int) {
+		if (manga.isNsfw && settings.isHistoryExcludeNsfw) {
+			return
+		}
 		val tags = manga.tags.map(TagEntity.Companion::fromMangaTag)
 		db.withTransaction {
 			db.tagsDao.upsert(tags)

app/src/main/res/values-ru/strings.xml

@@ -243,4 +243,5 @@
     <string name="state_ongoing">Онгоинг</string>
     <string name="date_format">Формат даты</string>
     <string name="system_default">По умолчанию</string>
+    <string name="exclude_nsfw_from_history">Исключить NSFW мангу из истории</string>
 </resources>

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

@@ -244,4 +244,5 @@
     <string name="state_ongoing">Ongoing</string>
     <string name="date_format">Date format</string>
     <string name="system_default">Default</string>
+    <string name="exclude_nsfw_from_history">Exclude NSFW manga from history</string>
 </resources>

app/src/main/res/xml/pref_history.xml

@@ -15,6 +15,11 @@
 		android:title="@string/clear_updates_feed"
 		app:iconSpaceReserved="false" />
 
+	<SwitchPreferenceCompat
+		android:key="history_exclude_nsfw"
+		android:title="@string/exclude_nsfw_from_history"
+		app:iconSpaceReserved="false" />
+
 	<PreferenceCategory
 		android:title="@string/cache"
 		app:iconSpaceReserved="false">