import 'package:go_router/go_router.dart';
import 'package:maibu_satabot_v2/core/router/route_paths.dart';
import 'package:maibu_satabot_v2/features/ai/presentation/routes/ai_routes.dart';
import 'package:maibu_satabot_v2/features/auth/presentation/routes/auth_routes.dart';
import 'package:maibu_satabot_v2/features/home/presentation/routes/home_routes.dart';
import 'package:maibu_satabot_v2/features/my/presentation/routes/my_routes.dart';

import '../../features/auth/presentation/bloc/auth_cubit.dart';
import '../../features/auth/presentation/bloc/auth_state.dart';
import '../../features/main_container/presentation/main_wrapper.dart';
import 'go_router_refresh_stream.dart';

GoRouter createRouter(AuthCubit authCubit) {
  return GoRouter(
    initialLocation: RoutePaths.login,
    refreshListenable: GoRouterRefreshStream(authCubit.stream),
    redirect: (context, state) {
      final loggedIn = authCubit.state is AuthAuthenticated;
      final loggingIn = state.matchedLocation == RoutePaths.login;

      if (!loggedIn && !loggingIn) {
        return RoutePaths.login;
      }
      if (loggedIn && loggingIn) {
        return RoutePaths.home;
      }
      return null;
    },
    routes: [
      // 1. 外部路由（无底部导航栏）
      ...AuthRoutes.routes,
      ...HomeRoutes.routes,
      ...AiRoutes.routes,
      ...MyRoutes.routes,

      // 2. 内部路由（带底部导航栏的容器）
      StatefulShellRoute.indexedStack(
        builder: (context, state, navigationShell) {
          // 返回我们定义的 MainWrapper
          return MainWrapper(navigationShell: navigationShell);
        },
        branches: [
          // 拿一级页面
          HomeRoutes.branch,

          AiRoutes.branch,

          MyRoutes.branch,
        ],
      ),
    ],
  );
}