feat(mobile): edit date time action

i18n/en.json

@@ -817,6 +817,7 @@
   "edit_avatar": "Edit avatar",
   "edit_date": "Edit date",
   "edit_date_and_time": "Edit date and time",
+  "edit_date_time_action_prompt": "{count} date and time edited",
   "edit_description": "Edit description",
   "edit_description_prompt": "Please select a new description:",
   "edit_exclusion_pattern": "Edit exclusion pattern",

mobile/lib/domain/models/asset/remote_asset.model.dart

@@ -13,6 +13,7 @@ class RemoteAsset extends BaseAsset {
   final String? localId;
   final String? thumbHash;
   final AssetVisibility visibility;
+  final DateTime? localDateTime;
   final String ownerId;
   final String? stackId;
   final int stackCount;
@@ -32,6 +33,7 @@ class RemoteAsset extends BaseAsset {
     super.isFavorite = false,
     this.thumbHash,
     this.visibility = AssetVisibility.timeline,
+    this.localDateTime,
     super.livePhotoVideoId,
     this.stackId,
     this.stackCount = 0,
@@ -60,6 +62,7 @@ class RemoteAsset extends BaseAsset {
     isFavorite: $isFavorite,
     thumbHash: ${thumbHash ?? "<NA>"},
     visibility: $visibility,
+    localDateTime: ${localDateTime ?? "<NA>"},
     stackId: ${stackId ?? "<NA>"},
     stackCount: $stackCount,
     checksum: $checksum,
@@ -77,6 +80,7 @@ class RemoteAsset extends BaseAsset {
         ownerId == other.ownerId &&
         thumbHash == other.thumbHash &&
         visibility == other.visibility &&
+        localDateTime == other.localDateTime &&
         stackId == other.stackId &&
         stackCount == other.stackCount;
   }
@@ -89,6 +93,7 @@ class RemoteAsset extends BaseAsset {
       localId.hashCode ^
       thumbHash.hashCode ^
       visibility.hashCode ^
+      localDateTime.hashCode ^
       stackId.hashCode ^
       stackCount.hashCode;
 
@@ -107,6 +112,7 @@ class RemoteAsset extends BaseAsset {
     bool? isFavorite,
     String? thumbHash,
     AssetVisibility? visibility,
+    DateTime? localDateTime,
     String? livePhotoVideoId,
     String? stackId,
     int? stackCount,
@@ -126,6 +132,7 @@ class RemoteAsset extends BaseAsset {
       isFavorite: isFavorite ?? this.isFavorite,
       thumbHash: thumbHash ?? this.thumbHash,
       visibility: visibility ?? this.visibility,
+      localDateTime: localDateTime ?? this.localDateTime,
       livePhotoVideoId: livePhotoVideoId ?? this.livePhotoVideoId,
       stackId: stackId ?? this.stackId,
       stackCount: stackCount ?? this.stackCount,

mobile/lib/infrastructure/entities/remote_asset.entity.dart

@@ -53,6 +53,7 @@ extension RemoteAssetEntityDataDomainEx on RemoteAssetEntityData {
         isFavorite: isFavorite,
         height: height,
         width: width,
+        localDateTime: localDateTime,
         thumbHash: thumbHash,
         visibility: visibility,
         livePhotoVideoId: livePhotoVideoId,

mobile/lib/infrastructure/repositories/remote_asset.repository.dart

@@ -100,6 +100,13 @@ class RemoteAssetRepository extends DriftDatabaseRepository {
         .getSingleOrNull();
   }
 
+  Future<RemoteAsset?> getAsset(String id) {
+    return _db.managers.remoteAssetEntity
+        .filter((row) => row.id.equals(id))
+        .map((row) => row.toDto())
+        .getSingleOrNull();
+  }
+
   Future<List<(String, String)>> getPlaces() {
     final asset = Subquery(
       _db.remoteAssetEntity.select()
@@ -203,6 +210,29 @@ class RemoteAssetRepository extends DriftDatabaseRepository {
     });
   }
 
+  Future<void> updateDateTime(List<String> ids, String dateTime) {
+    final localDateTime =
+        dateTime.replaceAll(RegExp(r'[\+|-][0-9]{2}:[0-9]{2}'), '');
+    return _db.batch((batch) async {
+      for (final id in ids) {
+        batch.update(
+          _db.remoteAssetEntity,
+          RemoteAssetEntityCompanion(
+            localDateTime: Value(DateTime.parse(localDateTime).toUtc()),
+          ),
+          where: (e) => e.id.equals(id),
+        );
+        batch.update(
+          _db.remoteExifEntity,
+          RemoteExifEntityCompanion(
+            dateTimeOriginal: Value(DateTime.parse(dateTime)),
+          ),
+          where: (e) => e.assetId.equals(id),
+        );
+      }
+    });
+  }
+
   Future<void> stack(String userId, StackResponse stack) {
     return _db.transaction(() async {
       final stackIds = await _db.managers.stackEntity

mobile/lib/presentation/widgets/action_buttons/edit_date_time_action_button.widget.dart

@@ -1,10 +1,47 @@
 import 'package:flutter/material.dart';
+import 'package:fluttertoast/fluttertoast.dart';
 import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:immich_mobile/constants/enums.dart';
 import 'package:immich_mobile/extensions/translate_extensions.dart';
 import 'package:immich_mobile/presentation/widgets/action_buttons/base_action_button.widget.dart';
+import 'package:immich_mobile/providers/infrastructure/action.provider.dart';
+import 'package:immich_mobile/providers/timeline/multiselect.provider.dart';
+import 'package:immich_mobile/widgets/common/immich_toast.dart';
 
 class EditDateTimeActionButton extends ConsumerWidget {
-  const EditDateTimeActionButton({super.key});
+  final ActionSource source;
+
+  const EditDateTimeActionButton({super.key, required this.source});
+
+  _onTap(BuildContext context, WidgetRef ref) async {
+    if (!context.mounted) {
+      return;
+    }
+
+    final result =
+        await ref.read(actionProvider.notifier).editDateTime(source, context);
+    if (result == null) {
+      return;
+    }
+
+    ref.read(multiSelectProvider.notifier).reset();
+
+    final successMessage = 'edit_date_time_action_prompt'.t(
+      context: context,
+      args: {'count': result.count.toString()},
+    );
+
+    if (context.mounted) {
+      ImmichToast.show(
+        context: context,
+        msg: result.success
+            ? successMessage
+            : 'scaffold_body_error_occurred'.t(context: context),
+        gravity: ToastGravity.BOTTOM,
+        toastType: result.success ? ToastType.success : ToastType.error,
+      );
+    }
+  }
 
   @override
   Widget build(BuildContext context, WidgetRef ref) {
@@ -12,6 +49,7 @@ class EditDateTimeActionButton extends ConsumerWidget {
       maxWidth: 95.0,
       iconData: Icons.edit_calendar_outlined,
       label: "control_bottom_app_bar_edit_time".t(context: context),
+      onPressed: () => _onTap(context, ref),
     );
   }
 }

mobile/lib/presentation/widgets/bottom_sheet/archive_bottom_sheet.widget.dart

@@ -44,7 +44,7 @@ class ArchiveBottomSheet extends ConsumerWidget {
               : const DeletePermanentActionButton(
                   source: ActionSource.timeline,
                 ),
-          const EditDateTimeActionButton(),
+          const EditDateTimeActionButton(source: ActionSource.timeline),
           const EditLocationActionButton(source: ActionSource.timeline),
           const MoveToLockFolderActionButton(
             source: ActionSource.timeline,

mobile/lib/presentation/widgets/bottom_sheet/favorite_bottom_sheet.widget.dart

@@ -44,7 +44,7 @@ class FavoriteBottomSheet extends ConsumerWidget {
               : const DeletePermanentActionButton(
                   source: ActionSource.timeline,
                 ),
-          const EditDateTimeActionButton(),
+          const EditDateTimeActionButton(source: ActionSource.timeline),
           const EditLocationActionButton(source: ActionSource.timeline),
           const MoveToLockFolderActionButton(
             source: ActionSource.timeline,

mobile/lib/presentation/widgets/bottom_sheet/general_bottom_sheet.widget.dart

@@ -47,7 +47,7 @@ class GeneralBottomSheet extends ConsumerWidget {
           if (multiselect.hasLocal || multiselect.hasMerged) ...[
             const DeleteLocalActionButton(source: ActionSource.timeline),
           ],
-          const EditDateTimeActionButton(),
+          const EditDateTimeActionButton(source: ActionSource.timeline),
           const EditLocationActionButton(source: ActionSource.timeline),
           const MoveToLockFolderActionButton(
             source: ActionSource.timeline,

mobile/lib/presentation/widgets/bottom_sheet/remote_album_bottom_sheet.widget.dart

@@ -47,7 +47,7 @@ class RemoteAlbumBottomSheet extends ConsumerWidget {
               : const DeletePermanentActionButton(
                   source: ActionSource.timeline,
                 ),
-          const EditDateTimeActionButton(),
+          const EditDateTimeActionButton(source: ActionSource.timeline),
           const EditLocationActionButton(source: ActionSource.timeline),
           const MoveToLockFolderActionButton(
             source: ActionSource.timeline,

mobile/lib/providers/infrastructure/action.provider.dart

@@ -288,6 +288,28 @@ class ActionNotifier extends Notifier<void> {
     }
   }
 
+  Future<ActionResult?> editDateTime(
+    ActionSource source,
+    BuildContext context,
+  ) async {
+    final ids = _getOwnedRemoteIdsForSource(source);
+    try {
+      final isEdited = await _service.editDateTime(ids, context);
+      if (!isEdited) {
+        return null;
+      }
+
+      return ActionResult(count: ids.length, success: true);
+    } catch (error, stack) {
+      _logger.severe('Failed to edit date and time for assets', error, stack);
+      return ActionResult(
+        count: ids.length,
+        success: false,
+        error: error.toString(),
+      );
+    }
+  }
+
   Future<ActionResult> removeFromAlbum(
     ActionSource source,
     String albumId,

mobile/lib/repositories/asset_api.repository.dart

@@ -98,6 +98,18 @@ class AssetApiRepository extends ApiRepository {
     );
   }
 
+  Future<void> updateDateTime(
+    List<String> ids,
+    String dateTime,
+  ) async {
+    return _api.updateAssets(
+      AssetBulkUpdateDto(
+        ids: ids,
+        dateTimeOriginal: dateTime,
+      ),
+    );
+  }
+
   Future<StackResponse> stack(List<String> ids) async {
     final responseDto =
         await checkNull(_stacksApi.createStack(StackCreateDto(assetIds: ids)));

mobile/lib/services/action.service.dart

@@ -13,9 +13,11 @@ import 'package:immich_mobile/repositories/asset_api.repository.dart';
 import 'package:immich_mobile/repositories/asset_media.repository.dart';
 import 'package:immich_mobile/repositories/drift_album_api_repository.dart';
 import 'package:immich_mobile/routing/router.dart';
+import 'package:immich_mobile/widgets/common/date_time_picker.dart';
 import 'package:immich_mobile/widgets/common/location_picker.dart';
 import 'package:maplibre_gl/maplibre_gl.dart' as maplibre;
 import 'package:riverpod_annotation/riverpod_annotation.dart';
+import 'package:timezone/timezone.dart';
 
 final actionServiceProvider = Provider<ActionService>(
   (ref) => ActionService(
@@ -159,7 +161,7 @@ class ActionService {
   ) async {
     maplibre.LatLng? initialLatLng;
     if (remoteIds.length == 1) {
-      final exif = await _remoteAssetRepository.getExif(remoteIds[0]);
+      final exif = await _remoteAssetRepository.getExif(remoteIds.first);
 
       if (exif?.latitude != null && exif?.longitude != null) {
         initialLatLng = maplibre.LatLng(exif!.latitude!, exif.longitude!);
@@ -187,6 +189,64 @@ class ActionService {
     return true;
   }
 
+  Future<bool> editDateTime(
+    List<String> remoteIds,
+    BuildContext context,
+  ) async {
+    DateTime? initialDateTime;
+    Duration? initialOffset;
+    String? initialTimeZone;
+    if (remoteIds.length == 1) {
+      final asset = await _remoteAssetRepository.getAsset(remoteIds.first);
+      final exif = await _remoteAssetRepository.getExif(remoteIds.first);
+
+      initialDateTime = asset?.localDateTime;
+      initialTimeZone = exif?.timeZone;
+      if (initialDateTime != null && initialTimeZone != null) {
+        try {
+          final location = getLocation(initialTimeZone);
+          initialOffset =
+              TZDateTime.from(initialDateTime, location).timeZoneOffset;
+        } on LocationNotFoundException {
+          RegExp re = RegExp(
+            r'^utc(?:([+-]\d{1,2})(?::(\d{2}))?)?$',
+            caseSensitive: false,
+          );
+          final m = re.firstMatch(initialTimeZone);
+          if (m != null) {
+            final offset = Duration(
+              hours: int.parse(m.group(1) ?? '0'),
+              minutes: int.parse(m.group(2) ?? '0'),
+            );
+            initialOffset = offset;
+          }
+        }
+      }
+    }
+
+    final dateTime = await showDateTimePicker(
+      context: context,
+      initialDateTime: initialDateTime,
+      initialTZ: initialTimeZone,
+      initialTZOffset: initialOffset,
+    );
+
+    if (dateTime == null) {
+      return false;
+    }
+
+    await _assetApiRepository.updateDateTime(
+      remoteIds,
+      dateTime,
+    );
+    await _remoteAssetRepository.updateDateTime(
+      remoteIds,
+      dateTime,
+    );
+
+    return true;
+  }
+
   Future<int> removeFromAlbum(List<String> remoteIds, String albumId) async {
     int removedCount = 0;
     final result = await _albumApiRepository.removeAssets(albumId, remoteIds);