app-starlock/star_lock/lib/app.dart

import 'package:flutter/material.dart';
import 'package:flutter_easyloading/flutter_easyloading.dart';
import 'package:flutter_localizations/flutter_localizations.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:get/get.dart';
import 'package:permission_handler/permission_handler.dart';
import 'package:star_lock/app_settings/app_settings.dart';
import 'package:star_lock/blue/blue_manage.dart';
import 'package:star_lock/flavors.dart';
import 'package:star_lock/main/lockMian/lockMain/lockMain_logic.dart';
import 'package:star_lock/tools/app_manager.dart';
import 'package:star_lock/tools/bindings/app_binding.dart';
import 'package:star_lock/tools/storage.dart';
import 'package:star_lock/tools/xs_jPhush.dart';

import 'package:star_lock/translations/app_dept.dart';
import 'package:star_lock/translations/trans_lib.dart';

import 'appRouters.dart';
import 'baseWidget.dart';
import 'tools/appRouteObserver.dart';
import 'dart:io';

import 'tools/store_service.dart';

class MyApp extends StatefulWidget {
  const MyApp({GlobalKey? key}) : super(key: key);

  @override
  State<MyApp> createState() => _MyAppState();
}

// 注册 RouteObserver  作为 navigation observer.
// final RouteObserver<PageRoute> routeObserver = RouteObserver<PageRoute>();

class _MyAppState extends State<MyApp> with WidgetsBindingObserver, BaseWidget {
  @override
  Widget build(BuildContext context) {
    return ScreenUtilInit(
        designSize: const Size(585, 1265),
        builder: (w, a) => _initMaterialApp());
  }

  GetMaterialApp _initMaterialApp() => GetMaterialApp(
      // enableLog: false,
      title: F.navTitle,
      navigatorObservers: [AppRouteObserver().routeObserver],
      translations: TranslationMessage(),
      supportedLocales: appDept.deptSupportedLocales,
      localizationsDelegates: const [
        GlobalMaterialLocalizations.delegate,
        GlobalCupertinoLocalizations.delegate,
        GlobalWidgetsLocalizations.delegate,
      ],
      localeResolutionCallback: (locale, supportedLocales) {
        if (!supportedLocales.contains(locale)) {
          int idx = appSupportedLocales.indexWhere(
              (element) => element.languageCode == locale!.languageCode);
          if (idx != -1) {
            locale = appSupportedLocales[idx];
          } else {
            locale = const Locale('zh', 'CN');
          }
        }
        AppManager()
            .setLanCode(code: '${locale!.languageCode}_${locale.countryCode}');
        return locale;
      },
      locale: StoreService.to.getLanguageCode()!.isNotEmpty
          ? appDept.deptSupportedLocales
              .where((element) =>
                  element.languageCode == StoreService.to.getLanguageCode())
              .first
          : Get.deviceLocale,
      // locale: Get.deviceLocale,
      fallbackLocale: const Locale('zh', 'CN'),
      theme: ThemeData(
        scaffoldBackgroundColor: const Color(0xFFF6F6F6),
        backgroundColor: const Color(0xFFF6F6F6),
        primaryColor: const Color(0xFFFFFFFF),
        textTheme: TextTheme(
            //用在非Material组件上的文字显示,
            bodyText1:
                TextStyle(fontSize: 28.sp, color: const Color(0xff2E2B2B)),
            //Material组件上的文字显示
            bodyText2:
                TextStyle(fontSize: 28.sp, color: const Color(0xff2E2B2B)),
            button: TextStyle(fontSize: 28.sp)),
        iconTheme: IconThemeData(size: 28.sp, color: const Color(0xff2E2B2B)),
        appBarTheme: AppBarTheme(
          backgroundColor: const Color(0xFFFFFFFF),
          elevation: 0,
          centerTitle: true,
          iconTheme: IconThemeData(color: const Color(0xff333333), size: 36.sp),
          titleTextStyle: TextStyle(
              color: const Color(0xff333333),
              fontWeight: FontWeight.w400,
              fontSize: 36.sp),
        ),
        splashColor: Colors.transparent,
        // 点击时的高亮效果设置为透明
        highlightColor: Colors.transparent,
      ),
      debugShowCheckedModeBanner: false,
      getPages: AppRouters.routePages,
      builder: EasyLoading.init(),
      initialBinding: AppBindings(),
      initialRoute: '/');

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

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

  @override
  void didChangeAppLifecycleState(AppLifecycleState state) {
    super.didChangeAppLifecycleState(state);
    switch (state) {
      case AppLifecycleState.inactive:
        // AppLog.log('App--->进入非活动状态');
        break;
      case AppLifecycleState.paused:
        // AppLog.log('App--->进入后台');
        BlueManage().disconnect();
        break;
      case AppLifecycleState.resumed:
        // AppLog.log('App--->进入前台');
        if (Get.isRegistered<LockMainLogic>()) {
          //进入前台刷新如果存在锁列表则刷新，顺便判断 token 是否过期
          Get.find<LockMainLogic>().getStarLockInfo();
        }
        break;
      case AppLifecycleState.detached:
        // AppLog.log('App--->挂起');
        break;
      case AppLifecycleState.hidden:
        // AppLog.log('App--->隐藏');
        break;
    }
  }
}

Future<bool> getLoginStatus() async {
  final data = await Storage.getString(saveUserLoginData);
  if (data != null && data.isNotEmpty) {
    return true;
  }
  return false;
}