feat(mobile): delete assets from device only

mobile/assets/i18n/en-US.json

@@ -128,6 +128,7 @@
   "control_bottom_app_bar_archive": "Archive",
   "control_bottom_app_bar_create_new_album": "Create new album",
   "control_bottom_app_bar_delete": "Delete",
+  "control_bottom_app_bar_delete_from_local": "Delete from device",
   "control_bottom_app_bar_favorite": "Favorite",
   "control_bottom_app_bar_share": "Share",
   "control_bottom_app_bar_unarchive": "Unarchive",
@@ -142,6 +143,7 @@
   "daily_title_text_date_year": "E, MMM dd, yyyy",
   "date_format": "E, LLL d, y • h:mm a",
   "delete_dialog_alert": "These items will be permanently deleted from Immich and from your device",
+  "delete_dialog_alert_local": "These items will be permanently deleted from your device",
   "delete_dialog_cancel": "Cancel",
   "delete_dialog_ok": "Delete",
   "delete_dialog_title": "Delete Permanently",

mobile/lib/modules/home/ui/control_bottom_app_bar.dart

@@ -15,7 +15,7 @@ class ControlBottomAppBar extends ConsumerWidget {
   final void Function() onShare;
   final void Function() onFavorite;
   final void Function() onArchive;
-  final void Function() onDelete;
+  final void Function(bool localOnly) onDelete;
   final Function(Album album) onAddToAlbum;
   final void Function() onCreateNewAlbum;
   final void Function() onUpload;
@@ -43,13 +43,14 @@ class ControlBottomAppBar extends ConsumerWidget {
   @override
   Widget build(BuildContext context, WidgetRef ref) {
     var isDarkMode = Theme.of(context).brightness == Brightness.dark;
-    var hasRemote = selectionAssetState == AssetState.remote;
+    var hasRemote = selectionAssetState == AssetState.remote ||
+        selectionAssetState == AssetState.merged;
+    var hasMerged = selectionAssetState == AssetState.merged;
     final trashEnabled =
         ref.watch(serverInfoProvider.select((v) => v.serverFeatures.trash));
 
-    Widget renderActionButtons() {
-      return Row(
-        children: [
+    List<Widget> renderActionButtons() {
+      return [
         ControlBoxButton(
           iconData: Platform.isAndroid
               ? Icons.share_rounded
@@ -59,7 +60,7 @@ class ControlBottomAppBar extends ConsumerWidget {
         ),
         if (hasRemote)
           ControlBoxButton(
-              iconData: Icons.archive,
+            iconData: Icons.archive_outlined,
             label: "control_bottom_app_bar_archive".tr(),
             onPressed: enabled ? onArchive : null,
           ),
@@ -79,16 +80,37 @@ class ControlBottomAppBar extends ConsumerWidget {
                       context: context,
                       builder: (BuildContext context) {
                         return DeleteDialog(
-                            onDelete: onDelete,
+                          onDelete: () => onDelete(false),
                         );
                       },
                     );
                   } else {
-                      onDelete();
+                    onDelete(false);
                   }
                 }
               : null,
         ),
+        if (hasMerged)
+          ConstrainedBox(
+            constraints: const BoxConstraints(maxWidth: 100),
+            child: ControlBoxButton(
+              iconData: Icons.no_cell_rounded,
+              label: "control_bottom_app_bar_delete_from_local".tr(),
+              onPressed: enabled
+                  ? () {
+                      showDialog(
+                        context: context,
+                        builder: (BuildContext context) {
+                          return DeleteDialog(
+                            content: 'delete_dialog_alert_local',
+                            onDelete: () => onDelete(true),
+                          );
+                        },
+                      );
+                    }
+                  : null,
+            ),
+          ),
         if (!hasRemote)
           ControlBoxButton(
             iconData: Icons.backup_outlined,
@@ -104,8 +126,7 @@ class ControlBottomAppBar extends ConsumerWidget {
                     )
                 : null,
           ),
-        ],
-      );
+      ];
     }
 
     return DraggableScrollableSheet(
@@ -137,7 +158,13 @@ class ControlBottomAppBar extends ConsumerWidget {
                     const SizedBox(height: 12),
                     const CustomDraggingHandle(),
                     const SizedBox(height: 12),
-                    renderActionButtons(),
+                    SizedBox(
+                      height: hasMerged ? 90 : 75,
+                      child: ListView(
+                        scrollDirection: Axis.horizontal,
+                        children: renderActionButtons(),
+                      ),
+                    ),
                     if (hasRemote)
                       const Divider(
                         indent: 16,

mobile/lib/modules/home/ui/delete_dialog.dart

@@ -4,11 +4,11 @@ import 'package:immich_mobile/shared/ui/confirm_dialog.dart';
 class DeleteDialog extends ConfirmDialog {
   final Function onDelete;
 
-  const DeleteDialog({Key? key, required this.onDelete})
+  const DeleteDialog({Key? key, required this.onDelete, String? content})
       : super(
           key: key,
           title: "delete_dialog_title",
-          content: "delete_dialog_alert",
+          content: content ?? "delete_dialog_alert",
           cancel: "delete_dialog_cancel",
           ok: "delete_dialog_ok",
           onOk: onDelete,

mobile/lib/modules/home/views/home_page.dart

@@ -84,7 +84,9 @@ class HomePage extends HookConsumerWidget {
         selectionEnabledHook.value = multiselect;
         selection.value = selectedAssets;
         selectionAssetState.value = selectedAssets.any((e) => e.isRemote)
-            ? AssetState.remote
+            ? selectedAssets.any((e) => e.isLocal)
+                ? AssetState.merged
+                : AssetState.remote
             : AssetState.local;
       }
 
@@ -144,7 +146,6 @@ class HomePage extends HookConsumerWidget {
           await ref
               .read(assetProvider.notifier)
               .deleteAssets(selection.value, force: !trashEnabled);
-
           final hasRemote = selection.value.any((a) => a.isRemote);
           final assetOrAssets = selection.value.length > 1 ? 'assets' : 'asset';
           final trashOrRemoved =
@@ -162,6 +163,28 @@ class HomePage extends HookConsumerWidget {
         }
       }
 
+      void onDeleteLocal() async {
+        processing.value = true;
+        try {
+          final isDeleted = await ref
+              .read(assetProvider.notifier)
+              .deleteLocalAssets(selection.value);
+          if (isDeleted) {
+            final assetOrAssets =
+                selection.value.length > 1 ? 'assets' : 'asset';
+            ImmichToast.show(
+              context: context,
+              msg:
+                  '${selection.value.length} $assetOrAssets deleted permanently from your device',
+              gravity: ToastGravity.BOTTOM,
+            );
+          }
+          selectionEnabledHook.value = false;
+        } finally {
+          processing.value = false;
+        }
+      }
+
       void onUpload() {
         processing.value = true;
         selectionEnabledHook.value = false;
@@ -331,7 +354,8 @@ class HomePage extends HookConsumerWidget {
                 onShare: onShareAssets,
                 onFavorite: onFavoriteAssets,
                 onArchive: onArchiveAsset,
-                onDelete: onDelete,
+                onDelete: (bool localOnly) =>
+                    localOnly ? onDeleteLocal() : onDelete(),
                 onAddToAlbum: onAddToAlbum,
                 albums: albums,
                 sharedAlbums: sharedAlbums,

mobile/lib/shared/providers/asset.provider.dart

@@ -91,6 +91,37 @@ class AssetNotifier extends StateNotifier<bool> {
     await _syncService.syncNewAssetToDb(newAsset);
   }
 
+  Future<bool> deleteLocalAssets(Iterable<Asset> deleteAssets) async {
+    _deleteInProgress = true;
+    state = true;
+    try {
+      final localDeleted = await _deleteLocalAssets(deleteAssets);
+      if (localDeleted.isNotEmpty) {
+        final localOnlyIds = deleteAssets
+            .where((e) => e.storage == AssetState.local)
+            .map((e) => e.id)
+            .toList();
+        final mergedAssets =
+            deleteAssets.where((e) => e.storage == AssetState.merged).map((e) {
+          e.localId = null;
+          return e;
+        }).toList();
+        await _db.writeTxn(() async {
+          if (mergedAssets.isNotEmpty) {
+            await _db.assets.putAll(mergedAssets);
+          }
+          await _db.exifInfos.deleteAll(localOnlyIds);
+          await _db.assets.deleteAll(localOnlyIds);
+        });
+        return true;
+      }
+    } finally {
+      _deleteInProgress = false;
+      state = false;
+    }
+    return false;
+  }
+
   Future<bool> deleteAssets(
     Iterable<Asset> deleteAssets, {
     bool? force = false,

mobile/lib/shared/ui/drag_sheet.dart

@@ -43,6 +43,8 @@ class ControlBoxButton extends StatelessWidget {
           Text(
             label,
             style: const TextStyle(fontSize: 12.0),
+            maxLines: 2,
+            textAlign: TextAlign.center,
           ),
         ],
       ),