refactor(mobile): repositories for album service (#12701)

* refactor(mobile): repositories for album service

* review feedback, first service unit test

mobile/lib/repositories/album.repository.dart

@@ -0,0 +1,85 @@
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:immich_mobile/entities/album.entity.dart';
+import 'package:immich_mobile/entities/asset.entity.dart';
+import 'package:immich_mobile/entities/user.entity.dart';
+import 'package:immich_mobile/interfaces/album.interface.dart';
+import 'package:immich_mobile/providers/db.provider.dart';
+import 'package:isar/isar.dart';
+
+final albumRepositoryProvider =
+    Provider((ref) => AlbumRepository(ref.watch(dbProvider)));
+
+class AlbumRepository implements IAlbumRepository {
+  final Isar _db;
+
+  AlbumRepository(
+    this._db,
+  );
+
+  @override
+  Future<int> count({bool? local}) {
+    if (local == true) return _db.albums.where().localIdIsNotNull().count();
+    if (local == false) return _db.albums.where().remoteIdIsNotNull().count();
+    return _db.albums.count();
+  }
+
+  @override
+  Future<Album> create(Album album) =>
+      _db.writeTxn(() => _db.albums.store(album));
+
+  @override
+  Future<Album?> getByName(String name, {bool? shared, bool? remote}) {
+    var query = _db.albums.filter().nameEqualTo(name);
+    if (shared != null) {
+      query = query.sharedEqualTo(shared);
+    }
+    if (remote == true) {
+      query = query.localIdIsNull();
+    } else if (remote == false) {
+      query = query.remoteIdIsNull();
+    }
+    return query.findFirst();
+  }
+
+  @override
+  Future<Album> update(Album album) =>
+      _db.writeTxn(() => _db.albums.store(album));
+
+  @override
+  Future<void> delete(int albumId) =>
+      _db.writeTxn(() => _db.albums.delete(albumId));
+
+  @override
+  Future<List<Album>> getAll({bool? shared}) {
+    final baseQuery = _db.albums.filter();
+    QueryBuilder<Album, Album, QAfterFilterCondition>? query;
+    if (shared != null) {
+      query = baseQuery.sharedEqualTo(true);
+    }
+    return query?.findAll() ?? _db.albums.where().findAll();
+  }
+
+  @override
+  Future<Album?> getById(int id) => _db.albums.get(id);
+
+  @override
+  Future<void> removeUsers(Album album, List<User> users) =>
+      _db.writeTxn(() => album.sharedUsers.update(unlink: users));
+
+  @override
+  Future<void> addAssets(Album album, List<Asset> assets) =>
+      _db.writeTxn(() => album.assets.update(link: assets));
+
+  @override
+  Future<void> removeAssets(Album album, List<Asset> assets) =>
+      _db.writeTxn(() => album.assets.update(unlink: assets));
+
+  @override
+  Future<Album> recalculateMetadata(Album album) async {
+    album.startDate = await album.assets.filter().fileCreatedAtProperty().min();
+    album.endDate = await album.assets.filter().fileCreatedAtProperty().max();
+    album.lastModifiedAssetTimestamp =
+        await album.assets.filter().updatedAtProperty().max();
+    return album;
+  }
+}

mobile/lib/repositories/asset.repository.dart

@@ -0,0 +1,31 @@
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:immich_mobile/entities/album.entity.dart';
+import 'package:immich_mobile/entities/asset.entity.dart';
+import 'package:immich_mobile/entities/user.entity.dart';
+import 'package:immich_mobile/interfaces/asset.interface.dart';
+import 'package:immich_mobile/providers/db.provider.dart';
+import 'package:isar/isar.dart';
+
+final assetRepositoryProvider =
+    Provider((ref) => AssetRepository(ref.watch(dbProvider)));
+
+class AssetRepository implements IAssetRepository {
+  final Isar _db;
+
+  AssetRepository(
+    this._db,
+  );
+
+  @override
+  Future<List<Asset>> getByAlbum(Album album, {User? notOwnedBy}) {
+    var query = album.assets.filter();
+    if (notOwnedBy != null) {
+      query = query.not().ownerIdEqualTo(notOwnedBy.isarId);
+    }
+    return query.findAll();
+  }
+
+  @override
+  Future<void> deleteById(List<int> ids) =>
+      _db.writeTxn(() => _db.assets.deleteAll(ids));
+}

mobile/lib/repositories/backup.repository.dart

@@ -0,0 +1,20 @@
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:immich_mobile/entities/backup_album.entity.dart';
+import 'package:immich_mobile/interfaces/backup.interface.dart';
+import 'package:immich_mobile/providers/db.provider.dart';
+import 'package:isar/isar.dart';
+
+final backupRepositoryProvider =
+    Provider((ref) => BackupRepository(ref.watch(dbProvider)));
+
+class BackupRepository implements IBackupRepository {
+  final Isar _db;
+
+  BackupRepository(
+    this._db,
+  );
+
+  @override
+  Future<List<String>> getIdsBySelection(BackupSelection backup) =>
+      _db.backupAlbums.filter().selectionEqualTo(backup).idProperty().findAll();
+}

mobile/lib/repositories/user.repository.dart

@@ -0,0 +1,20 @@
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:immich_mobile/entities/user.entity.dart';
+import 'package:immich_mobile/interfaces/user.interface.dart';
+import 'package:immich_mobile/providers/db.provider.dart';
+import 'package:isar/isar.dart';
+
+final userRepositoryProvider =
+    Provider((ref) => UserRepository(ref.watch(dbProvider)));
+
+class UserRepository implements IUserRepository {
+  final Isar _db;
+
+  UserRepository(
+    this._db,
+  );
+
+  @override
+  Future<List<User>> getByIds(List<String> ids) async =>
+      (await _db.users.getAllById(ids)).cast();
+}