refactor(mobile): asset provider (#16159)

* refactor(mobile): asset provider

* wip

* wip: delete local assets

* wip: delete remote assets

* wip: deletion logic

* refactor

* pr feedback

mobile/lib/repositories/asset.repository.dart

@@ -57,7 +57,7 @@ class AssetRepository extends DatabaseRepository implements IAssetRepository {
   }
 
   @override
-  Future<void> deleteById(List<int> ids) => txn(() async {
+  Future<void> deleteByIds(List<int> ids) => txn(() async {
         await db.assets.deleteAll(ids);
         await db.exifInfos.deleteAll(ids);
       });
@@ -210,6 +210,18 @@ class AssetRepository extends DatabaseRepository implements IAssetRepository {
         .thenByFileCreatedAtDesc()
         .findAll();
   }
+
+  @override
+  Future<void> clearTable() async {
+    await txn(() async {
+      await db.assets.clear();
+    });
+  }
+
+  @override
+  Stream<Asset?> watchAsset(int id, {bool fireImmediately = false}) {
+    return db.assets.watchObject(id, fireImmediately: fireImmediately);
+  }
 }
 
 Future<List<Asset>> _getMatchesImpl(