Implement exclude categories from deletion

2020-10-12 22:11:16 -04:00
parent eea1f696ca
commit 405b0580fc
8 changed files with 67 additions and 3 deletions
@@ -0,0 +1,20 @@
+package exh.util
+
+import eu.kanade.tachiyomi.data.database.DatabaseHelper
+import eu.kanade.tachiyomi.data.database.models.Manga
+import eu.kanade.tachiyomi.data.preference.PreferencesHelper
+
+fun Manga.shouldDeleteChapters(db: DatabaseHelper, prefs: PreferencesHelper): Boolean {
+    if (!favorite) return true
+
+    val categoriesToNotDeleteFrom = prefs.dontDeleteFromCategories().get().map(String::toInt)
+    if (categoriesToNotDeleteFrom.isEmpty()) return true
+
+    // Get all categories, else default category (0)
+    val categoriesForManga =
+        db.getCategoriesForManga(this).executeAsBlocking()
+            .mapNotNull { it.id }
+            .takeUnless { it.isEmpty() } ?: listOf(0)
+
+    return categoriesForManga.any { it !in categoriesToNotDeleteFrom }
+}