linkv_rtc_plugin 0.0.1

A new flutter plugin project.

example/lib/main.dart

import 'dart:async';
import 'dart:math';

import 'package:firebase_messaging/firebase_messaging.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:fluttertoast/fluttertoast.dart';
import 'package:linkv_rtc_plugin/linkv_api_defines.dart';
import 'package:linkv_rtc_plugin/linkv_rtc_plugin.dart';
import 'package:permission_handler/permission_handler.dart';
import 'package:shared_preferences/shared_preferences.dart';

import 'linkv_ui.dart';
import 'live_page.dart';

void main() => runApp(MyApp());

const String APP_ID_LIVE = "XYWAhtXcWoApAUCXeTZjbcSvdrrunAhj";
const String APP_SECRET_LIVE =
    "09FAF2A1AC61DA50E6C8FBED654186DCAFF206FCFE4A932093728E209A4476CB5D2E725CE7261DE19DC9F28902F83725E84938C8CCC35670C647E6A2E8EE998DB1DA091197137A9473B096826062673BCB21829872BFE32FF12F20AE9AD58897570508D8A9508CBD7BF3AA5C0E46B1DE26E297BE4FDEF8D16100ADA107F5D7C3CD176308F29DC4332EC725F438B80FC24A2DBC0D484F93DDE894F52FD1F309FEA63E54FF04EA8BA22D04A26637E99FAAB1B81805B812C542B16EF498E076DB85";

Future<dynamic> myBackgroundMessageHandler(Map<String, dynamic> message) async {
  print("wing myBackgroundMessageHandler:");
  if (message.containsKey('data')) {
    // Handle data message
    final dynamic data = message['data'];
    print("wing data: $data");
  }

  if (message.containsKey('notification')) {
    // Handle notification message

    final dynamic notification = message['notification'];
    print("wing notification: $notification");
  }

  // Or do other work.
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Welcome to Flutter',
      debugShowCheckedModeBanner: false,
      home: MainView(),
    );
  }
}

class MainView extends StatefulWidget {
  @override
  _MyAppState createState() => _MyAppState();
}

class _MyAppState extends State<MainView> {
  final _roomIdFieldController = TextEditingController();
  bool _isSDKInit = false;
  String _version = "";
  String userId = "";
  bool _cameraAuthed = false;

  var TAG = "main [Wing] ";
  bool isTokenRequesting = false;
  bool isIMAuthed = true;

  @override
  void initState() {
    super.initState();
    initSDK();
    LinkvRtcPlugin.buildVersion().then((value) => {
          this.setState(() {
            _version = value;
          })
        });

    _roomIdFieldController.text = "1352";

    getUid().then((value) {
      userId = value;
      print("D/Wing own userId = " + userId);
    });
  }

  @override
  void dispose() {
    super.dispose();
  }

  Future<String> getUid() async {
    SharedPreferences prefs = await SharedPreferences.getInstance();
    String uid = prefs.getString("uid");
    if (uid == null || uid.length == 0) {
      uid = Random().nextInt(10000).toString();
      prefs.setString("uid", uid);
    }
    return uid;
  }

  void initSDK() {
    LinkvRtcPlugin.initSDK(APP_ID_LIVE, APP_SECRET_LIVE, '', false)
        .then((result) {
      print('initSDK result:$result');
      if (result == LVErrorCode.SUCCESS) {
        _isSDKInit = true;
      }
    });
    LinkvRtcPlugin.setLogLevel(1);
  }

  void onClickWatchLive() async {
    print("onClickWatchLive");

    bool isCan = await canLive();
    if (!isCan) return;

    Navigator.push(
        context,
        MaterialPageRoute(
            builder: (context) =>
                LivePage(false, _roomIdFieldController.text, userId)));
  }

  void onClickStartLive() async {
    print("onClickStartLive");
    bool isCan = await canLive();
    if (!isCan) return;

    Navigator.push(
        context,
        MaterialPageRoute(
            builder: (context) =>
                LivePage(true, _roomIdFieldController.text, userId)));
  }

  Future<bool> canLive() async {
    // 1. 相机权限
    bool canLive = true;
    if (!_cameraAuthed) canLive = await checkPermission();
    if (!canLive) return canLive;

    // 2. 是否输入了房间id
    if (_roomIdFieldController.text.length == 0) {
      LinkvUi.showAlert(context, "Please enter your room number!");
      return false;
    }
    // 3. SDK是否已经初始化成功了
    if (!_isSDKInit) {
      initSDK();
      return false;
    }
    return true;
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        resizeToAvoidBottomInset: false,
        appBar: AppBar(
          title: Text("uid ：$userId"),
        ),
        body: SafeArea(
          child: GestureDetector(
            behavior: HitTestBehavior.translucent,
            onTap: () => FocusScope.of(context).requestFocus(new FocusNode()),
            child: Container(
              padding: const EdgeInsets.only(left: 20, top: 20, right: 20),
              child: ListView(
                children: <Widget>[
                  Row(
                    children: <Widget>[
                      Text("Version: "),
                      Expanded(
                        child: Text("$_version"),
                      )
                    ],
                  ),
                  Padding(
                    padding: const EdgeInsets.only(top: 50),
                  ),
                  TextField(
                    controller: _roomIdFieldController,
                    decoration: InputDecoration(
                        contentPadding: const EdgeInsets.only(
                            left: 10, top: 12, bottom: 12),
                        hintText: "Please enter room_id",
                        enabledBorder: OutlineInputBorder(
                            borderSide: BorderSide(color: Colors.grey)),
                        focusedBorder: OutlineInputBorder(
                            borderSide: BorderSide(color: Colors.cyan))),
                  ),
                  Padding(
                    padding: const EdgeInsets.only(top: 20),
                  ),
                  Container(
                    height: 50,
                    width: MediaQuery.of(context).size.width - 20,
                    color: Colors.cyan,
                    child: CupertinoButton(
                      child: Text(
                        "Start Live",
                        style: TextStyle(color: Colors.white),
                      ),
                      onPressed: onClickStartLive,
                    ),
                  ),
                  Padding(
                    padding: const EdgeInsets.only(top: 20),
                  ),
                  Container(
                    height: 50,
                    width: MediaQuery.of(context).size.width - 20,
                    color: Colors.cyan,
                    child: CupertinoButton(
                      child: Text(
                        "Watch Live",
                        style: TextStyle(color: Colors.white),
                      ),
                      onPressed: onClickWatchLive,
                    ),
                  ),
                ],
              ),
            ),
          ),
        ),
      ),
    );
  }

// MARK: - Permission
  Future<bool> checkPermission() async {
    _cameraAuthed = true;
    Permission _camera = Permission.camera;
    Permission _microphone = Permission.microphone;

    PermissionStatus status;
    status = await _camera.request();
    if (status != PermissionStatus.granted) return false;
    status = await _microphone.request();
    if (status != PermissionStatus.granted) return false;

    return true;
  }
}