nomo/lib/app/app.dart

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:get/get.dart';
import 'package:nomo/config/theme/theme_extensions/theme_extension.dart';
import 'package:pull_to_refresh_flutter3/pull_to_refresh_flutter3.dart';
import '../config/theme/ix_theme.dart';
import '../config/translations/localization_service.dart';
import '../config/translations/strings_enum.dart';
import '../utils/developer/ix_developer_tools.dart';
import '../utils/device_manager.dart';
import '../utils/ix_back_button_dispatcher.dart';
import 'components/ix_snackbar.dart';
import 'constants/configs.dart';
import 'data/sp/ix_sp.dart';
import 'routes/app_pages.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';

import 'widgets/click_opacity.dart';
import 'widgets/gradient_circle_header.dart';
import 'widgets/triple_tap_detector.dart';

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

  @override
  Widget build(BuildContext context) {
    return ScreenUtilInit(
      designSize: const Size(375, 812),
      minTextAdapt: true,
      splitScreenMode: true,
      useInheritedMediaQuery: true,
      // 只在屏幕尺寸真正变化时才重建（如旋转屏幕），而不是每次 MediaQuery 变化都重建
      rebuildFactor: (old, data) => old.size != data.size,
      builder: (context, widget) => RefreshConfiguration(
        headerBuilder: () =>
            GradientCircleHeader(), // 配置默认页眉指示器。如果您每个页面都有相同的页眉指示器，您需要设置此
        footerBuilder: () => ClassicFooter(), // 配置默认底部指示器
        headerTriggerDistance: 80.0, // 标题触发刷新触发距离
        springDescription: SpringDescription(
          mass: 1,
          stiffness: 1000,
          damping: 100,
        ), // 设置没有回弹动画，属性含义请参阅Flutter API
        maxOverScrollExtent: 40, //头部最大拖动范围。如果发生超出视图区域的情况，请设置此属性
        maxUnderScrollExtent: 0, // 底部最大拖动范围
        enableScrollWhenRefreshCompleted:
            true, //此属性与PageView和TabBarView不兼容。如果您需要TabBarView左右滑动，则需要将其设置为true。
        enableLoadingWhenFailed: true, //在负载失败的情况下，用户仍然可以通过手势下拉触发更多负载。
        hideFooterWhenNotFull: false, //禁用上拉加载更多功能，当视口小于一屏时
        enableBallisticLoad: true, //触发通过BallisticScrollActivity加载更多
        child: _buildMaterialApp(),
      ),
    );
  }

  Widget _buildMaterialApp() {
    // 只在初始化时读取一次主题设置，后续通过 Get.changeThemeMode() 动态切换
    final initialThemeMode = ReactiveTheme.isLightTheme
        ? ThemeMode.light
        : ThemeMode.dark;

    return GetMaterialApp.router(
      title: 'ixVPN',
      useInheritedMediaQuery: true,
      debugShowCheckedModeBanner: Configs.debug,
      backButtonDispatcher: IXBackButtonDispatcher(),
      getPages: AppPages.routes,
      theme: IXTheme.getThemeData(isLight: true),
      darkTheme: IXTheme.getThemeData(isLight: false),
      themeMode: initialThemeMode,
      fallbackLocale: LocalizationService.defaultLanguage,
      locale: IXSP.getCurrentLocal(),
      translations: LocalizationService.getInstance(),
      builder: (context, widget) => _buildThemedApp(context, widget),
    );
  }

  Widget _buildThemedApp(BuildContext context, Widget? widget) {
    return MediaQuery(
      data: MediaQuery.of(context).copyWith(textScaler: TextScaler.noScaling),
      child: Stack(
        children: [
          widget!,
          Positioned(
            top: 0,
            right: 0,
            width: 100,
            height: 100,
            child: TripleTapDetector(
              requiredTaps: 10,
              onTripleTap: () async {
                Clipboard.setData(
                  ClipboardData(text: await DeviceManager.getDeviceId()),
                );
                IXSnackBar.showIXSnackBar(
                  title: Strings.copied.tr,
                  message: await DeviceManager.getDeviceId(),
                );
              },
              child: const SizedBox.shrink(), // 不显示任何东西
            ),
          ),
          Positioned(
            top: 0,
            left: 0,
            width: 100,
            height: 100,
            child: TripleTapDetector(
              requiredTaps: 10,
              onTripleTap: () async {
                IXDeveloperTools.show();
              },
              child: const SizedBox.shrink(), // 不显示任何东西
            ),
          ),
          if (Configs.debug)
            Positioned(
              bottom: 200,
              right: 10,
              child: ClickOpacity(
                child: Container(
                  width: 40,
                  height: 40,
                  decoration: BoxDecoration(
                    color: Get.reactiveTheme.primaryColor.withValues(
                      alpha: 0.5,
                    ),
                    borderRadius: BorderRadius.circular(40),
                  ),
                  child: Icon(Icons.adb, color: Get.reactiveTheme.primaryColor),
                ),
                onTap: () {
                  // 使用简化版开发者工具
                  IXDeveloperTools.show();
                },
              ),
            ),

          Positioned(
            bottom: 300,
            right: 10,
            child: ClickOpacity(
              child: Container(
                width: 40,
                height: 40,
                decoration: BoxDecoration(
                  color: Get.reactiveTheme.primaryColor.withValues(alpha: 0.5),
                  borderRadius: BorderRadius.circular(40),
                ),
                child: Icon(
                  ReactiveTheme.isLightTheme ? Icons.sunny : Icons.nightlight,
                  color: Get.reactiveTheme.primaryColor,
                ),
              ),
              onTap: () {
                // 切换主题
                IXTheme.changeTheme();
              },
            ),
          ),
        ],
      ),
    );
  }
}