together_mobile/lib/router/chat_router.dart

import 'package:go_router/go_router.dart';
import 'package:together_mobile/models/init_get_it.dart';
import 'package:together_mobile/models/route_state_model.dart';

import 'package:together_mobile/router/router_key.dart';
import 'package:together_mobile/screens/chat/chat_screen.dart';
import 'package:together_mobile/screens/message/friend_message_screen.dart';
import 'package:together_mobile/screens/message/group_chat_message_screen.dart';

final chatRouter = GoRoute(
  path: '/chat',
  name: 'Chat',
  builder: (context, state) {
    getIt.get<RouteState>().changeRoute('Chat');
    return ChatScreen();
  },
  routes: [
    GoRoute(
      path: 'message',
      name: 'Message',
      parentNavigatorKey: rootNavigatorKey,
      builder: (context, state) {
        int type = int.parse(state.queryParameters['type']!);
        if (type == 0) {
          return FriendMessageScreen(
            friendId: state.queryParameters['friendId']!,
          );
        } else {
          return GroupChatMessageScreen(
            groupChatId: state.queryParameters['groupChatId']!,
          );
        }
      },
    ),
  ],
);