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

// 📋 页面注册系统 - 管理路由和页面定义
// 文件: lib/src/config/app_routes.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';

// 📋 页面注册表和验证器 - 管理页面注册和规范验证
// 文件: lib/src/standards/page_validator.dart
import 'package:mom_kitchen/src/standards/page_validator.dart';

// 📋 全局 Binding - 统一管理 Controller 和 Service 生命周期
import 'package:mom_kitchen/src/app_binding.dart';

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

void main() async {
  // 确保 Flutter 引擎初始化
  WidgetsFlutterBinding.ensureInitialized();

  FlutterError.onError = (FlutterErrorDetails details) {
    FlutterError.presentError(details);
    debugPrint('=== FLUTTER ERROR STACK TRACE ===');
    debugPrint(details.stack.toString());
    debugPrint('=== END STACK TRACE ===');
  };

  // 初始化所有服务
  await AppService.instance.init();

  // 📋 页面注册入口 - 在此处调用注册所有页面
  if (kDebugMode) {
    AppLogger.i('📋 开始注册页面...');
    AppRoutes.registerAllPages();
    AppLogger.i('✅ 页面注册完成，共注册 ${PageRegistry.pageCount} 个页面');

    final config = PageRegistry.exportConfig();
    AppLogger.d('📊 页面配置: $config');
  }

  await OrientationService().unlockOrientation();

  // 运行应用
  runApp(const MyApp());
}

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',
        key: ValueKey(
          'theme_${themeService.primaryColor.value.toARGB32()}_${themeService.isDarkMode.value}_${themeService.fontSize.value}',
        ),
        theme: themeService.cupertinoThemeData,
        locale: Locale(themeService.currentLocale.value),
        debugShowCheckedModeBanner: false,
        localizationsDelegates: const [
          AppLocalizations.delegate,
          GlobalCupertinoLocalizations.delegate,
          GlobalMaterialLocalizations.delegate,
          GlobalWidgetsLocalizations.delegate,
        ],
        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: widget!,
          );
        },
        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 {
  @override
  void initState() {
    super.initState();
    WidgetsBinding.instance.addObserver(this);
    WidgetsBinding.instance.addPostFrameCallback((_) {
      if (mounted) {
        ToastService.init(context);
        Get.offAllNamed(AppRoutes.main);
      }
    });
  }

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

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

  @override
  Widget build(BuildContext context) {
    return const CupertinoPageScaffold(
      child: Center(child: CupertinoActivityIndicator()),
    );
  }
}