Add option to reset custom manga info (#1118)

* Add option to reset custom manga info

* Remove extra line

* Update app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryScreenModel.kt

---------

Co-authored-by: jobobby04 <jobobby04@users.noreply.github.com>

app/src/main/java/eu/kanade/presentation/manga/components/MangaBottomActionMenu.kt

@@ -239,6 +239,7 @@ fun LibraryBottomActionMenu(
     onClickCleanTitles: (() -> Unit)?,
     onClickMigrate: (() -> Unit)?,
     onClickAddToMangaDex: (() -> Unit)?,
+    onClickResetInfo: (() -> Unit)?,
     // SY <--
     modifier: Modifier = Modifier,
 ) {
@@ -267,7 +268,7 @@ fun LibraryBottomActionMenu(
                 }
             }
             // SY -->
-            val showOverflow = onClickCleanTitles != null || onClickAddToMangaDex != null
+            val showOverflow = onClickCleanTitles != null || onClickAddToMangaDex != null || onClickResetInfo != null
             val configuration = LocalConfiguration.current
             val moveMarkPrev = remember { !configuration.isTabletUi() }
             var overFlowOpen by remember { mutableStateOf(false) }
@@ -364,6 +365,12 @@ fun LibraryBottomActionMenu(
                                 onClick = onClickAddToMangaDex,
                             )
                         }
+                        if (onClickResetInfo != null) {
+                            DropdownMenuItem(
+                                text = { Text(text = stringResource(SYMR.strings.reset_info)) },
+                                onClick = onClickResetInfo,
+                            )
+                        }
                     }
                 } else {
                     Button(

app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryScreenModel.kt

@@ -750,6 +750,24 @@ class LibraryScreenModel(
             clearSelection()
         }
     }
+
+    fun resetInfo() {
+        state.value.selection.fastForEach { (manga) ->
+            val mangaInfo = CustomMangaInfo(
+                id = manga.id,
+                title = null,
+                author = null,
+                artist = null,
+                thumbnailUrl = null,
+                description = null,
+                genre = null,
+                status = null,
+            )
+
+            setCustomMangaInfo.set(mangaInfo)
+        }
+        clearSelection()
+    }
     // SY <--
 
     /**
@@ -1336,6 +1354,18 @@ class LibraryScreenModel(
         val showAddToMangadex: Boolean by lazy {
             selection.any { it.manga.source in mangaDexSourceIds }
         }
+
+        val showResetInfo: Boolean by lazy {
+            selection.fastAny { (manga) ->
+                manga.title != manga.ogTitle ||
+                    manga.author != manga.ogAuthor ||
+                    manga.artist != manga.ogArtist ||
+                    manga.thumbnailUrl != manga.ogThumbnailUrl ||
+                    manga.description != manga.ogDescription ||
+                    manga.genre != manga.ogGenre ||
+                    manga.status != manga.ogStatus
+            }
+        }
         // SY <--
 
         fun getLibraryItemsByCategoryId(categoryId: Long): List<LibraryItem>? {

app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryTab.kt

@@ -205,6 +205,7 @@ object LibraryTab : Tab {
                         }
                     },
                     onClickAddToMangaDex = screenModel::syncMangaToDex.takeIf { state.showAddToMangadex },
+                    onClickResetInfo = screenModel::resetInfo.takeIf { state.showResetInfo },
                     // SY <--
                 )
             },

app/src/main/java/eu/kanade/tachiyomi/ui/manga/EditMangaDialog.kt

@@ -201,6 +201,7 @@ private fun onViewCreated(manga: Manga, context: Context, binding: EditMangaDial
     binding.mangaGenresTags.clearFocus()
 
     binding.resetTags.setOnClickListener { resetTags(manga, binding, scope) }
+    binding.resetInfo.setOnClickListener { resetInfo(manga, binding, scope) }
 }
 
 private fun resetTags(manga: Manga, binding: EditMangaDialogBinding, scope: CoroutineScope) {
@@ -217,6 +218,15 @@ private fun loadCover(manga: Manga, context: Context, binding: EditMangaDialogBi
     }
 }
 
+private fun resetInfo(manga: Manga, binding: EditMangaDialogBinding, scope: CoroutineScope) {
+    binding.title.setText("")
+    binding.mangaAuthor.setText("")
+    binding.mangaArtist.setText("")
+    binding.thumbnailUrl.setText("")
+    binding.mangaDescription.setText("")
+    resetTags(manga, binding, scope)
+}
+
 private fun ChipGroup.setChips(items: List<String>, scope: CoroutineScope) {
     removeAllViews()