add option to purge chapter page list cache

az4521 · Dec 7, 2024 · 4ce1551 · 4ce1551
1 parent 2990a5e
commit 4ce1551
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Showing 6 changed files with 48 additions and 2 deletions.
diff --git a/app/src/main/java/eu/kanade/tachiyomi/data/cache/ChapterCache.kt b/app/src/main/java/eu/kanade/tachiyomi/data/cache/ChapterCache.kt
@@ -176,6 +176,18 @@ class ChapterCache(private val context: Context) {
         }
     }
 
+    fun removePageListFromCache(
+        chapter: Chapter
+    ) {
+        try {
+            val key = DiskUtil.hashKeyForDisk(getKey(chapter))
+            diskCache.remove(key)
+            diskCache.flush()
+        } catch (e: Exception) {
+            // Ignore.
+        }
+    }
+
     /**
      * Returns true if image is in cache.
      *

diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/chapter/ChaptersController.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/chapter/ChaptersController.kt
@@ -472,6 +472,7 @@ class ChaptersController :
             menu.findItem(R.id.action_remove_bookmark)?.isVisible = chapters.all { it.chapter.bookmark }
             menu.findItem(R.id.action_mark_as_read)?.isVisible = chapters.any { !it.chapter.read }
             menu.findItem(R.id.action_mark_as_unread)?.isVisible = chapters.all { it.chapter.read }
+            menu.findItem(R.id.action_remove_page_cache)?.isVisible = true
 
             // Hide FAB to avoid interfering with the bottom action toolbar
             binding.fab.hide()
@@ -497,7 +498,7 @@ class ChaptersController :
             R.id.action_mark_as_read -> markAsRead(getSelectedChapters())
             R.id.action_mark_as_unread -> markAsUnread(getSelectedChapters())
             R.id.action_mark_previous_as_read -> markPreviousAsRead(getSelectedChapters()[0])
-
+            R.id.action_remove_page_cache -> removePageCache(getSelectedChapters())
             else -> return false
         }
         return true
@@ -525,6 +526,7 @@ class ChaptersController :
             R.id.action_mark_as_read -> markAsRead(chapters)
             R.id.action_mark_as_unread -> markAsUnread(chapters)
             R.id.action_mark_previous_as_read -> markPreviousAsRead(chapter)
+            R.id.action_remove_page_cache -> removePageCache(chapters)
         }
     }
 
@@ -588,6 +590,14 @@ class ChaptersController :
         destroyActionModeIfNeeded()
     }
 
+    private fun removePageCache(
+        chapters: List<ChapterItem>
+    ) {
+        destroyActionModeIfNeeded()
+        presenter.removePageCache(chapters)
+        destroyActionModeIfNeeded()
+    }
+
     private fun bookmarkChapters(
         chapters: List<ChapterItem>,
         bookmarked: Boolean

diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/chapter/ChaptersPresenter.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/chapter/ChaptersPresenter.kt
@@ -3,6 +3,7 @@ package eu.kanade.tachiyomi.ui.manga.chapter
 import android.os.Bundle
 import com.jakewharton.rxrelay.BehaviorRelay
 import com.jakewharton.rxrelay.PublishRelay
+import eu.kanade.tachiyomi.data.cache.ChapterCache
 import eu.kanade.tachiyomi.data.database.DatabaseHelper
 import eu.kanade.tachiyomi.data.database.models.Chapter
 import eu.kanade.tachiyomi.data.database.models.Manga
@@ -45,7 +46,8 @@ class ChaptersPresenter(
     private val mangaFavoriteRelay: PublishRelay<Boolean>,
     val preferences: PreferencesHelper = Injekt.get(),
     private val db: DatabaseHelper = Injekt.get(),
-    private val downloadManager: DownloadManager = Injekt.get()
+    private val downloadManager: DownloadManager = Injekt.get(),
+    private val chapterCache: ChapterCache = Injekt.get()
 ) : BasePresenter<ChaptersController>() {
     /**
      * List of chapters of the manga. It's always unfiltered and unsorted.
@@ -336,6 +338,18 @@ class ChaptersPresenter(
         downloadManager.downloadChapters(manga, chapters)
     }
 
+    /**
+     * Removes the page cache for the given list of chapters.
+     * @param chapters the list of chapters from which to purge the page cache
+     */
+    fun removePageCache(
+        chapters: List<ChapterItem>
+    ) {
+        chapters.forEach {
+            chapterCache.removePageListFromCache(it.chapter)
+        }
+    }
+
     /**
      * Bookmarks the given list of chapters.
      * @param selectedChapters the list of chapters to bookmark.

diff --git a/app/src/main/res/menu/chapter_selection.xml b/app/src/main/res/menu/chapter_selection.xml
@@ -58,4 +58,9 @@
         app:iconTint="?attr/colorOnPrimary"
         app:showAsAction="always" />
 
+    <item
+        android:id="@+id/action_remove_page_cache"
+        android:title="@string/action_remove_page_cache"
+        app:showAsAction="never"
+        />
 </menu>
diff --git a/app/src/main/res/menu/chapter_single.xml b/app/src/main/res/menu/chapter_single.xml
@@ -34,4 +34,8 @@
         android:id="@+id/action_mark_previous_as_read"
         android:title="@string/action_mark_previous_as_read" />
 
+    <item
+        android:id="@+id/action_remove_page_cache"
+        android:title="@string/action_remove_page_cache" />
+
 </menu>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
@@ -127,6 +127,7 @@
     <string name="action_search_manually">Search manually</string>
     <string name="action_migrate_now">Migrate now</string>
     <string name="action_copy_now">Copy now</string>
+    <string name="action_remove_page_cache">Clear page cache</string>
 
     <!-- Operations -->
     <string name="loading">Loading…</string>