enum SyncAction { create, update, delete }

class SyncOperation {
  final String id;
  final String collection;
  final String docId;
  final SyncAction action;
  final Map<String, dynamic> data;
  final DateTime timestamp;

  SyncOperation({
    required this.id,
    required this.collection,
    required this.docId,
    required this.action,
    required this.data,
    required this.timestamp,
  });

  Map<String, dynamic> toMap() {
    return {
      'id': id,
      'collection': collection,
      'docId': docId,
      'action': action.name,
      'data': data,
      'timestamp': timestamp.toIso8601String(),
    };
  }

  factory SyncOperation.fromMap(Map<String, dynamic> map) {
    return SyncOperation(
      id: map['id'],
      collection: map['collection'],
      docId: map['docId'],
      action: SyncAction.values.firstWhere((e) => e.name == map['action']),
      data: Map<String, dynamic>.from(map['data']),
      timestamp: DateTime.parse(map['timestamp']),
    );
  }
}