// shared/lib/models/message.dart
import 'dart:convert';

class Message {
  final String chatId;
  final String msg;

  Message({required this.chatId, required this.msg});

  
  Map<String, dynamic> toMap() {
    return {
      'chat_id': chatId,
      'msg': msg,
    };
  }

  
  factory Message.fromMap(Map<String, dynamic> map) {
    return Message(
      chatId: map['chat_id'] ?? '',
      msg: map['msg'] ?? '',
    );
  }

  
  String toJson() => json.encode(toMap());
  factory Message.fromJson(String source) => Message.fromMap(json.decode(source));
}