Feature #120 #89 selective backup in app (#137)

mobile/lib/modules/backup/models/hive_backup_albums.model.dart

@@ -0,0 +1,66 @@
+import 'dart:convert';
+
+import 'package:collection/collection.dart';
+import 'package:hive/hive.dart';
+
+part 'hive_backup_albums.model.g.dart';
+
+@HiveType(typeId: 1)
+class HiveBackupAlbums {
+  @HiveField(0)
+  List<String> selectedAlbumIds;
+
+  @HiveField(1)
+  List<String> excludedAlbumsIds;
+
+  HiveBackupAlbums({
+    required this.selectedAlbumIds,
+    required this.excludedAlbumsIds,
+  });
+
+  @override
+  String toString() => 'HiveBackupAlbums(selectedAlbumIds: $selectedAlbumIds, excludedAlbumsIds: $excludedAlbumsIds)';
+
+  HiveBackupAlbums copyWith({
+    List<String>? selectedAlbumIds,
+    List<String>? excludedAlbumsIds,
+  }) {
+    return HiveBackupAlbums(
+      selectedAlbumIds: selectedAlbumIds ?? this.selectedAlbumIds,
+      excludedAlbumsIds: excludedAlbumsIds ?? this.excludedAlbumsIds,
+    );
+  }
+
+  Map<String, dynamic> toMap() {
+    final result = <String, dynamic>{};
+
+    result.addAll({'selectedAlbumIds': selectedAlbumIds});
+    result.addAll({'excludedAlbumsIds': excludedAlbumsIds});
+
+    return result;
+  }
+
+  factory HiveBackupAlbums.fromMap(Map<String, dynamic> map) {
+    return HiveBackupAlbums(
+      selectedAlbumIds: List<String>.from(map['selectedAlbumIds']),
+      excludedAlbumsIds: List<String>.from(map['excludedAlbumsIds']),
+    );
+  }
+
+  String toJson() => json.encode(toMap());
+
+  factory HiveBackupAlbums.fromJson(String source) => HiveBackupAlbums.fromMap(json.decode(source));
+
+  @override
+  bool operator ==(Object other) {
+    if (identical(this, other)) return true;
+    final listEquals = const DeepCollectionEquality().equals;
+
+    return other is HiveBackupAlbums &&
+        listEquals(other.selectedAlbumIds, selectedAlbumIds) &&
+        listEquals(other.excludedAlbumsIds, excludedAlbumsIds);
+  }
+
+  @override
+  int get hashCode => selectedAlbumIds.hashCode ^ excludedAlbumsIds.hashCode;
+}