japp_flutter/lib/core/routes/app_router.dart

import 'package:flutter/material.dart';
import 'package:japp_flutter/core/models/challenge_model.dart';
import 'package:japp_flutter/features/challenge/views/add_challenge_screen.dart';
import 'package:japp_flutter/features/challenge/views/challenge_detail_screen.dart';
import 'package:japp_flutter/features/challenge/views/challenge_list_screen.dart';
import 'package:japp_flutter/features/challenge/views/edit_challenge_screen.dart';

class AppRouter {
  static const String challengeList = '/';
  static const String challengeDetail = '/challenge/detail';
  static const String addChallenge = '/challenge/add';
  static const String editChallenge = '/challenge/edit';

  static Route<dynamic> generateRoute(RouteSettings settings) {
    switch (settings.name) {
      case challengeList:
        return MaterialPageRoute(builder: (_) => const ChallengeListScreen());
      case challengeDetail:
        final challengeId = settings.arguments as int;
        return MaterialPageRoute(
          builder: (_) => ChallengeDetailScreen(challengeId: challengeId),
        );
      case addChallenge:
        return MaterialPageRoute(builder: (_) => const AddChallengeScreen());
      case editChallenge:
        final challenge = settings.arguments as ChallengeModel;
        return MaterialPageRoute(
          builder: (_) => ChallengeEditScreen(initialChallenge: challenge),
        );
      default:
        return MaterialPageRoute(
          builder: (_) => Scaffold(
            body: Center(child: Text('No route defined for ${settings.name}')),
          ),
        );
    }
  }

  // 静态跳转方法（可选）
  static void navigateTo(BuildContext context, String routeName, {Object? args}) {
    Navigator.pushNamed(context, routeName, arguments: args);
  }
}