flutter-template/lib/main.dart

import 'dart:io';

import 'package:ctjt_flutter/common/states.dart';
import 'package:ctjt_flutter/common/styles.dart';
import 'package:ctjt_flutter/common/trtc/calling/ui/TRTCCallingContact.dart';
import 'package:ctjt_flutter/common/trtc/calling/ui/VideoCall/TRTCCallingVideo.dart';
import 'package:ctjt_flutter/common/trtc/calling/ui/base/CallingScenes.dart';
import 'package:ctjt_flutter/common/utils.dart';
import 'package:ctjt_flutter/pages/about.dart';
import 'package:ctjt_flutter/pages/home.dart';
import 'package:ctjt_flutter/pages/remote_call.dart';
import 'package:device_info/device_info.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_screenutil/flutter_screenutil.dart';
import 'package:permission_handler/permission_handler.dart';
import 'package:provider/provider.dart';

// 注意，加入Bugly构建的时候需要使用命令指定目标架构，然后apk命令手工安装生成的包
// 命令如：flutter build apk --release --target-platform android-arm64
// void main() => FlutterBugly.postCatchedException(() async {
//   runApp(MyApp());
//   initScreen();
//
//   FlutterBugly.init(androidAppId: "xxxx", iOSAppId: "xxxx");
// });

void main() {
  FlutterError.onError = (FlutterErrorDetails details) {
    FlutterError.dumpErrorToConsole(details);
  };
  WidgetsFlutterBinding.ensureInitialized();

  _initScreen().then((_) {
    runApp(MyApp());
  });
}

Future<void> _initScreen() async {
  // 强制竖屏
  await SystemChrome.setPreferredOrientations(
      [DeviceOrientation.portraitUp, DeviceOrientation.portraitDown]);

  var deviceInfo = DeviceInfoPlugin();

  // 如果是安卓，设置状态栏背景色透明
  if (Platform.isAndroid) {
    SystemChrome.setSystemUIOverlayStyle(Styles.statusBarStyle);

    var androidInfo = await deviceInfo.androidInfo;
    print('Running on ${androidInfo.model}');
  } else if (Platform.isIOS) {
    var iosInfo = await deviceInfo.iosInfo;
    print('Running on ${iosInfo.utsname.machine}');
  }
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    _requestPermissions(context); // 动态申请权限
    return ScreenUtilInit( // 屏幕自适应
        designSize: Size(1125, 2436), // 填入设计稿中设备的屏幕尺寸，单位dp
        builder: () => MultiProvider( // 启动应用时需要初始化状态通知
              providers: [
                ChangeNotifierProvider(create: (_) => UserStatus()),
                ChangeNotifierProvider(create: (_) => AppVersion()),
                ChangeNotifierProvider(create: (_) => AppDownloadProcess()),
              ],
              child: MaterialApp(
                title: 'Flutter项目原型',
                debugShowCheckedModeBanner: false,
                theme: ThemeData(
                  primaryColor: Styles.primaryColor,
                  //primarySwatch: Colors.blue,
                  visualDensity: VisualDensity.adaptivePlatformDensity,
                ),
                builder: (context, widget) {
                  return MediaQuery(
                    // 设置文字大小不随系统设置改变
                    data: MediaQuery.of(context).copyWith(textScaleFactor: 1.0),
                    child: widget!,
                  );
                },
                // 注册路由
                home: HomePage(),
                routes: {
                  "/index": (context) => HomePage(),
                  "/about": (context) => AboutPage(),
                  "/remote_call": (context) => RemoteCallPage(),
                  "/calling/audioContact": (context) =>
                      TRTCCallingContact(CallingScenes.AudioOneVOne),
                  "/calling/callingView": (context) => TRTCCallingVideo(),
                },
              ),
            ));
  }
}

// 动态申请权限
Future<Null> _requestPermissions(BuildContext context) async {
  await Utils.checkPermission(Permission.storage, init: true);
  await Utils.checkPermission(Permission.microphone, init: true);
  // await Utils.checkPermission(Permission.camera, init: true);
  // await Utils.checkPermission(Permission.bluetooth, init: true);
}