mobile: add backed up only toggle for delete device only

mobile/assets/i18n/en-US.json

@@ -144,6 +144,7 @@
   "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 removed from your device",
+  "delete_dialog_alert_merged_only": "Delete only backed up assets",
   "delete_dialog_cancel": "Cancel",
   "delete_dialog_ok": "Delete",
   "delete_dialog_title": "Delete Permanently",

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

@@ -16,7 +16,7 @@ class ControlBottomAppBar extends ConsumerWidget {
   final void Function() onFavorite;
   final void Function() onArchive;
   final void Function() onDelete;
-  final void Function() onDeleteLocal;
+  final void Function(bool onlyMerged) onDeleteLocal;
   final Function(Album album) onAddToAlbum;
   final void Function() onCreateNewAlbum;
   final void Function() onUpload;
@@ -47,7 +47,8 @@ class ControlBottomAppBar extends ConsumerWidget {
     var isDarkMode = Theme.of(context).brightness == Brightness.dark;
     var hasRemote = selectionAssetState == AssetState.remote ||
         selectionAssetState == AssetState.merged;
-    var hasMerged = selectionAssetState == AssetState.merged;
+    var hasLocal = selectionAssetState == AssetState.merged ||
+        selectionAssetState == AssetState.local;
     final trashEnabled =
         ref.watch(serverInfoProvider.select((v) => v.serverFeatures.trash));
 
@@ -72,6 +73,7 @@ class ControlBottomAppBar extends ConsumerWidget {
             label: "control_bottom_app_bar_favorite".tr(),
             onPressed: enabled ? onFavorite : null,
           ),
+        if (hasRemote)
           ControlBoxButton(
             iconData: Icons.delete_outline_rounded,
             label: "control_bottom_app_bar_delete".tr(),
@@ -92,7 +94,7 @@ class ControlBottomAppBar extends ConsumerWidget {
                   }
                 : null,
           ),
-        if (hasMerged)
+        if (hasLocal)
           ConstrainedBox(
             constraints: const BoxConstraints(maxWidth: 100),
             child: ControlBoxButton(
@@ -103,8 +105,7 @@ class ControlBottomAppBar extends ConsumerWidget {
                       showDialog(
                         context: context,
                         builder: (BuildContext context) {
-                          return DeleteDialog(
-                            content: 'delete_dialog_alert_local',
+                          return DeleteLocalDialog(
                             onDelete: onDeleteLocal,
                           );
                         },
@@ -161,7 +162,7 @@ class ControlBottomAppBar extends ConsumerWidget {
                     const CustomDraggingHandle(),
                     const SizedBox(height: 12),
                     SizedBox(
-                      height: hasMerged ? 90 : 75,
+                      height: hasLocal ? 90 : 75,
                       child: ListView(
                         scrollDirection: Axis.horizontal,
                         children: renderActionButtons(),

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

@@ -1,16 +1,86 @@
+import 'package:easy_localization/easy_localization.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter_hooks/flutter_hooks.dart';
+import 'package:hooks_riverpod/hooks_riverpod.dart';
 import 'package:immich_mobile/shared/ui/confirm_dialog.dart';
 
 class DeleteDialog extends ConfirmDialog {
   final Function onDelete;
 
-  const DeleteDialog({Key? key, required this.onDelete, String? content})
+  const DeleteDialog({Key? key, required this.onDelete})
       : super(
           key: key,
           title: "delete_dialog_title",
-          content: content ?? "delete_dialog_alert",
+          content: "delete_dialog_alert",
           cancel: "delete_dialog_cancel",
           ok: "delete_dialog_ok",
           onOk: onDelete,
         );
 }
+
+class DeleteLocalDialog extends HookConsumerWidget {
+  final Function(bool onlyMerged) onDelete;
+
+  const DeleteLocalDialog({
+    Key? key,
+    required this.onDelete,
+  }) : super(key: key);
+
+  @override
+  Widget build(BuildContext context, WidgetRef ref) {
+    final themeData = Theme.of(context);
+    final onlyMerged = useState(true);
+
+    return AlertDialog(
+      shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(10)),
+      title: const Text("delete_dialog_title").tr(),
+      content: Column(
+        mainAxisSize: MainAxisSize.min,
+        children: [
+          const Text("delete_dialog_alert_local").tr(),
+          Padding(
+            padding: const EdgeInsets.only(top: 20),
+            child: SwitchListTile.adaptive(
+              value: onlyMerged.value,
+              onChanged: (value) {
+                onlyMerged.value = value;
+              },
+              activeColor: themeData.primaryColor,
+              dense: true,
+              title: Text(
+                "delete_dialog_alert_merged_only",
+                style: themeData.textTheme.labelLarge
+                    ?.copyWith(fontWeight: FontWeight.bold),
+              ).tr(),
+            ),
+          ),
+        ],
+      ),
+      actions: [
+        TextButton(
+          onPressed: () => Navigator.of(context).pop(false),
+          child: Text(
+            "delete_dialog_cancel",
+            style: TextStyle(
+              color: Theme.of(context).primaryColor,
+              fontWeight: FontWeight.bold,
+            ),
+          ).tr(),
+        ),
+        TextButton(
+          onPressed: () {
+            onDelete(onlyMerged.value);
+            Navigator.of(context).pop(true);
+          },
+          child: Text(
+            "delete_dialog_ok",
+            style: TextStyle(
+              color: Colors.red[400],
+              fontWeight: FontWeight.bold,
+            ),
+          ).tr(),
+        ),
+      ],
+    );
+  }
+}

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

@@ -163,22 +163,20 @@ class HomePage extends HookConsumerWidget {
         }
       }
 
-      void onDeleteLocal() async {
+      void onDeleteLocal(bool onlyMerged) async {
         processing.value = true;
         try {
-          final mergedIds = selection.value
-              .where((a) => a.storage == AssetState.merged)
-              .toList();
+          final localIds = selection.value.where((a) => a.isLocal).toList();
 
           final isDeleted = await ref
               .read(assetProvider.notifier)
-              .deleteLocalAssets(mergedIds);
+              .deleteLocalAssets(localIds, onlyMerged: onlyMerged);
           if (isDeleted) {
-            final assetOrAssets = mergedIds.length > 1 ? 'assets' : 'asset';
+            final assetOrAssets = localIds.length > 1 ? 'assets' : 'asset';
             ImmichToast.show(
               context: context,
               msg:
-                  '${mergedIds.length} $assetOrAssets removed permanently from your device',
+                  '${localIds.length} $assetOrAssets removed permanently from your device',
               gravity: ToastGravity.BOTTOM,
             );
           }

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

@@ -91,11 +91,17 @@ class AssetNotifier extends StateNotifier<bool> {
     await _syncService.syncNewAssetToDb(newAsset);
   }
 
-  Future<bool> deleteLocalAssets(Iterable<Asset> deleteAssets) async {
+  Future<bool> deleteLocalAssets(
+    Iterable<Asset> deleteAssets, {
+    bool onlyMerged = true,
+  }) async {
     _deleteInProgress = true;
     state = true;
     try {
-      final localDeleted = await _deleteLocalAssets(deleteAssets);
+      final assets = onlyMerged
+          ? deleteAssets.where((e) => e.storage == AssetState.merged)
+          : deleteAssets;
+      final localDeleted = await _deleteLocalAssets(assets);
       if (localDeleted.isNotEmpty) {
         final localOnlyIds = deleteAssets
             .where((e) => e.storage == AssetState.local)