kitchen/lib/main.dart

import 'dart:async';
import 'package:flutter/cupertino.dart';
import 'package:flutter/foundation.dart';
import 'package:get/get.dart';
import 'package:catcher_2/catcher_2.dart';
import 'package:mom_kitchen/src/l10n/app_localizations.dart';

import 'package:mom_kitchen/src/config/app_routes.dart';

import 'package:mom_kitchen/src/services/core/app_service.dart';
import 'package:mom_kitchen/src/services/orientation_service.dart';
import 'package:mom_kitchen/src/services/ui/theme_service.dart';
import 'package:mom_kitchen/src/services/ui/toast_service.dart';
import 'package:mom_kitchen/src/services/crash_guard_service.dart';

import 'package:mom_kitchen/src/app_binding.dart';

import 'package:mom_kitchen/src/utils/app_logger.dart';

// 2026-04-15 | main.dart | 应用入口 | Catcher2最先初始化+串行化启动流程防ANR
void main() {
  final crashGuard = CrashGuardService();
  Catcher2(
    runAppFunction: () async {
      WidgetsFlutterBinding.ensureInitialized();

      await _initApp();

      runApp(const MyApp());
    },
    ensureInitialized: false,
    debugConfig: crashGuard.buildDebugOptions(),
    releaseConfig: crashGuard.buildReleaseOptions(),
  );
}

Future<void> _initApp() async {
  try {
    await AppService.instance.init();
  } catch (e) {
    debugPrint('❌ AppService初始化失败: $e');
  }

  try {
    await CrashGuardService.init();
  } catch (e) {
    debugPrint('⚠️ CrashGuardService初始化失败: $e');
  }

  if (kDebugMode) {
    AppRoutes.registerAllPages();
  }

  await OrientationService().unlockOrientation();
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  @override
  Widget build(BuildContext context) {
    final themeService = Get.put(ThemeService.instance);

    return Obx(() {
      final textScale = themeService.fontSize.value / 16.0;
      return GetCupertinoApp(
        title: 'Mom\'s Kitchen',
        navigatorKey: Catcher2.navigatorKey,
        theme: themeService.cupertinoThemeData,
        locale: Locale(themeService.currentLocale.value),
        debugShowCheckedModeBanner: false,
        localizationsDelegates: AppLocalizations.localizationsDelegates,
        supportedLocales: const [
          Locale('en'),
          Locale('zh'),
          Locale('zh', 'Hant'),
        ],
        getPages: AppRoutes.pages,
        initialBinding: AppBinding(),
        builder: (context, widget) {
          return MediaQuery(
            data: MediaQuery.of(
              context,
            ).copyWith(textScaler: TextScaler.linear(textScale)),
            child: ColoredBox(
              color: themeService.backgroundColor.value,
              child: widget ?? const SizedBox.shrink(),
            ),
          );
        },
        routingCallback: (routing) {
          if (kDebugMode && routing?.current != null) {
            AppLogger.d('🔍 路由变化: ${routing?.previous} → ${routing?.current}');
          }
        },
        home: const _InitWrapper(),
      );
    });
  }
}

class _InitWrapper extends StatefulWidget {
  const _InitWrapper();

  @override
  State<_InitWrapper> createState() => _InitWrapperState();
}

class _InitWrapperState extends State<_InitWrapper>
    with WidgetsBindingObserver {
  bool _navigated = false;
  int _retryCount = 0;
  static const int _maxRetries = 3;

  @override
  void initState() {
    super.initState();
    WidgetsBinding.instance.addObserver(this);
    _navigateToMain();
  }

  void _navigateToMain() {
    WidgetsBinding.instance.addPostFrameCallback((_) {
      if (!mounted || _navigated) return;
      try {
        ToastService.init(context);
        Get.offAllNamed(AppRoutes.main);
        _navigated = true;
        debugPrint('✅ 导航到主页面成功');
      } catch (e) {
        _retryCount++;
        debugPrint('❌ 导航失败 (第$_retryCount次): $e');
        if (_retryCount < _maxRetries) {
          Future.delayed(Duration(milliseconds: 500 * _retryCount), () {
            if (mounted && !_navigated) _navigateToMain();
          });
        } else {
          debugPrint('🚨 导航重试已达上限，显示错误页面');
          if (mounted) setState(() {});
        }
      }
    });
  }

  @override
  void dispose() {
    WidgetsBinding.instance.removeObserver(this);
    super.dispose();
  }

  @override
  void didChangePlatformBrightness() {
    super.didChangePlatformBrightness();
    final brightness =
        WidgetsBinding.instance.platformDispatcher.platformBrightness;
    try {
      final themeService = Get.find<ThemeService>();
      themeService.onSystemBrightnessChanged(brightness);
    } catch (_) {}
  }

  @override
  Widget build(BuildContext context) {
    if (_retryCount >= _maxRetries) {
      return CupertinoPageScaffold(
        child: SafeArea(
          child: Center(
            child: Column(
              mainAxisSize: MainAxisSize.min,
              children: [
                const Icon(CupertinoIcons.exclamationmark_triangle, size: 48),
                const SizedBox(height: 16),
                const Text('启动失败，请重试', style: TextStyle(fontSize: 16)),
                const SizedBox(height: 24),
                CupertinoButton.filled(
                  onPressed: () {
                    _retryCount = 0;
                    _navigateToMain();
                  },
                  child: const Text('重试'),
                ),
              ],
            ),
          ),
        ),
      );
    }
    return const CupertinoPageScaffold(
      child: Center(child: CupertinoActivityIndicator()),
    );
  }
}