// import 'package:floor/floor.dart';
// import 'package:huixiang/im/database/message.dart';
//
//
// @dao
// abstract class MessageDao {
//
//   @Query('SELECT * FROM Message WHERE toId = :toId')
//   Stream<List<Message>> findMessageByToId(int toId);
//
//   @insert
//   Future<void> insertMessage(Message message);
//
//   @Query('SELECT * FROM Message WHERE toId = :userId OR fromId = :userId GROUP BY toId,fromId ORDER BY time DESC')
//   Future<List<Message>> findMessageByGroup(int userId);
//
// }