561 lines
17 KiB
JavaScript
561 lines
17 KiB
JavaScript
import React, { Component } from 'react';
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import { Platform, TextInput, ScrollView, Button, Alert, Linking, StyleSheet, Text, View, Image, PermissionsAndroid } from 'react-native';
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import InCallManager from 'react-native-incall-manager';
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import axios from 'axios';
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import { OpenViduReactNativeAdapter, OpenVidu, RTCView } from 'openvidu-react-native-adapter';
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const OPENVIDU_SERVER_URL = 'https://demos.openvidu.io';
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const OPENVIDU_SERVER_SECRET = 'MY_SECRET';
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type Props = {};
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export default class App extends Component<Props> {
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constructor(props) {
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super(props);
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const ovReact = new OpenViduReactNativeAdapter();
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ovReact.initialize();
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this.state = {
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mySessionId: 'testReact',
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myUserName: 'Participant' + Math.floor(Math.random() * 100),
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session: undefined,
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mainStreamManager: undefined,
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subscribers: [],
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role: 'PUBLISHER',
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mirror: true,
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videoSource: undefined,
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video: true,
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audio: true,
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speaker: false,
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joinBtnEnabled: true,
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isReconnecting: false,
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connected: false,
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};
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}
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componentDidMount() {
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//this.joinSession();
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}
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// componentWillUnmount() {
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// this.leaveSession();
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// }
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async checkAndroidPermissions() {
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try {
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const camera = await PermissionsAndroid.request(PermissionsAndroid.PERMISSIONS.CAMERA, {
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title: 'Camera Permission',
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message: 'OpenVidu needs access to your camera',
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buttonNeutral: 'Ask Me Later',
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buttonNegative: 'Cancel',
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buttonPositive: 'OK',
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});
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const audio = await PermissionsAndroid.request(PermissionsAndroid.PERMISSIONS.RECORD_AUDIO, {
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title: 'Audio Permission',
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message: 'OpenVidu needs access to your microphone',
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buttonNeutral: 'Ask Me Later',
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buttonNegative: 'Cancel',
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buttonPositive: 'OK',
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});
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const storage = await PermissionsAndroid.request(PermissionsAndroid.PERMISSIONS.WRITE_EXTERNAL_STORAGE, {
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title: 'STORAGE',
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message: 'OpenVidu needs access to your storage ',
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buttonNeutral: 'Ask Me Later',
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buttonNegative: 'Cancel',
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buttonPositive: 'OK',
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});
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if (camera === PermissionsAndroid.RESULTS.GRANTED) {
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console.log('You can use the camera');
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} else {
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console.log('Camera permission denied');
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}
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if (audio === PermissionsAndroid.RESULTS.GRANTED) {
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console.log('You can use the audio');
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} else {
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console.log('audio permission denied');
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}
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if (storage === PermissionsAndroid.RESULTS.GRANTED) {
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console.log('You can use the storage');
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} else {
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console.log('storage permission denied');
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}
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} catch (err) {
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console.warn(err);
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}
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}
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joinSession(role) {
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// --- 1) Get an OpenVidu object ---
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this.OV = new OpenVidu();
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this.OV.enableProdMode();
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// --- 2) Init a session ---
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this.setState(
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{
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joinBtnEnabled: false,
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session: this.OV.initSession(),
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role,
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},
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async () => {
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const mySession = this.state.session;
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// --- 3) Specify the actions when events take place in the session ---
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// On every new Stream received...
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mySession.on('streamCreated', async (event) => {
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// Subscribe to the Stream to receive it. Second parameter is undefined
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// so OpenVidu doesn't create an HTML video by its own
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const subscriber = await mySession.subscribeAsync(event.stream, undefined);
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var subscribers = Array.from(this.state.subscribers);
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subscribers.push(subscriber);
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// Update the state with the new subscribers
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this.setState({
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subscribers: subscribers,
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});
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});
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// On every Stream destroyed...
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mySession.on('streamDestroyed', (event) => {
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event.preventDefault();
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// Remove the stream from 'subscribers' array
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this.deleteSubscriber(event.stream);
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});
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// On every asynchronous exception...
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mySession.on('exception', (exception) => {
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console.warn(exception);
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});
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// On reconnection events
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mySession.on('reconnecting', () => {
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console.warn('Oops! Trying to reconnect to the session');
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this.setState({ isReconnecting: true });
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});
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mySession.on('reconnected', () => {
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console.log('Hurray! You successfully reconnected to the session');
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setTimeout(() => {
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// Force re-render view updating state avoiding frozen streams
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this.setState({ isReconnecting: false });
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}, 2000);
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});
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mySession.on('sessionDisconnected', (event) => {
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if (event.reason === 'networkDisconnect') {
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console.warn('Dang-it... You lost your connection to the session');
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this.leaveSession();
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} else {
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// Disconnected from the session for other reason than a network drop
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}
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});
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try {
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// --- 4) Connect to the session with a valid user token ---
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// 'getToken' method is simulating what your server-side should do.
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// 'token' parameter should be retrieved and returned by your own backend
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const token = await this.getToken();
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// First param is the token got from OpenVidu Server. Second param can be retrieved by every user on event
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// 'streamCreated' (property Stream.connection.data), and will be appended to DOM as the user's nickname
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await mySession.connect(token, { clientData: this.state.myUserName });
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if (Platform.OS === 'android') {
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await this.checkAndroidPermissions();
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}
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// --- 5) Get your own camera stream ---
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if (this.state.role !== 'SUBSCRIBER') {
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const properties = {
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audioSource: undefined, // The source of audio. If undefined default microphone
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videoSource: undefined, // The source of video. If undefined default webcam
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publishAudio: true, // Whether you want to start publishing with your audio unmuted or not
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publishVideo: true, // Whether you want to start publishing with your video enabled or not
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resolution: '640x480', // The resolution of your video
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frameRate: 30, // The frame rate of your video
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insertMode: 'APPEND', // How the video is inserted in the target element 'video-container'
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};
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// Init a publisher passing undefined as targetElement (we don't want OpenVidu to insert a video
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// element: we will manage it on our own) and with the desired propertiesç
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const publisher = await this.OV.initPublisherAsync(undefined, properties);
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// --- 6) Publish your stream ---
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// Set the main video in the page to display our webcam and store our Publisher
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this.setState(
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{
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mainStreamManager: publisher,
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videoSource: !properties.videoSource ? '1' : properties.videoSource, // 0: back camera | 1: user camera |
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},
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() => {
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mySession.publish(publisher);
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},
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);
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}
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this.setState({ connected: true });
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} catch (error) {
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console.log('There was an error connecting to the session:', error.code, error.message);
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this.setState({
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joinBtnEnabled: true,
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});
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}
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},
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);
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}
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getNicknameTag(stream) {
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// Gets the nickName of the user
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try {
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if (stream.connection && JSON.parse(stream.connection.data) && JSON.parse(stream.connection.data).clientData) {
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return JSON.parse(stream.connection.data).clientData;
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}
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} catch (error) {}
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return '';
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}
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deleteSubscriber(stream) {
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var subscribers = Array.from(this.state.subscribers);
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const index = subscribers.indexOf(stream.streamManager, 0);
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if (index > -1) {
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subscribers.splice(index, 1);
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this.setState({
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subscribers: subscribers,
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});
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}
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}
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leaveSession() {
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// --- 7) Leave the session by calling 'disconnect' method over the Session object ---
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const mySession = this.state.session;
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if (mySession) {
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mySession.disconnect();
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}
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// Empty all properties...
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setTimeout(() => {
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this.OV = null;
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this.setState({
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session: undefined,
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subscribers: [],
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mySessionId: 'testReact',
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myUserName: 'Participant' + Math.floor(Math.random() * 100),
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mainStreamManager: undefined,
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publisher: undefined,
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joinBtnEnabled: true,
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connected: false,
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});
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});
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}
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toggleCamera() {
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/**
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* _switchCamera() Method provided by react-native-webrtc:
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* This function allows to switch the front / back cameras in a video track on the fly, without the need for adding / removing tracks or renegotiating
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*/
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const camera = this.state.mainStreamManager.stream.getMediaStream().getVideoTracks()[0];
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if (camera) {
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camera._switchCamera();
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this.setState({ mirror: !this.state.mirror });
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}
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/**
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* Traditional way:
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* Renegotiating stream and init new publisher to change the camera
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*/
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/*
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this.OV.getDevices().then(devices => {
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console.log("DEVICES => ", devices);
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let device = devices.filter(device => device.kind === 'videoinput' && device.deviceId !== this.state.videoSource)[0]
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const properties = {
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audioSource: undefined,
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videoSource: device.deviceId,
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publishAudio: true,
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publishVideo: true,
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resolution: '640x480',
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frameRate: 30,
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insertMode: 'APPEND',
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}
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let publisher = this.OV.initPublisher(undefined, properties);
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this.state.session.unpublish(this.state.mainStreamManager);
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this.setState({
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videoSource : device.deviceId,
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mainStreamManager: publisher,
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mirror: !this.state.mirror
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});
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this.state.session.publish(publisher);
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});
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*/
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}
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muteUnmuteMic() {
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this.state.mainStreamManager.publishAudio(!this.state.audio);
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this.setState({ audio: !this.state.audio });
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}
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muteUnmuteCamera() {
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this.state.mainStreamManager.publishVideo(!this.state.video);
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this.setState({ video: !this.state.video });
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}
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muteUnmuteSpeaker() {
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InCallManager.setSpeakerphoneOn(!this.state.speaker);
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this.setState({ speaker: !this.state.speaker });
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}
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render() {
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return (
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<ScrollView>
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{this.state.connected ? (
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<View>
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{this.state.mainStreamManager && this.state.mainStreamManager.stream && (
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<View style={styles.container}>
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<Text>Session: {this.state.mySessionId}</Text>
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<Text>{this.getNicknameTag(this.state.mainStreamManager.stream)}</Text>
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<RTCView
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zOrder={0}
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objectFit="cover"
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mirror={this.state.mirror}
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streamURL={this.state.mainStreamManager.stream.getMediaStream().toURL()}
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style={styles.selfView}
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/>
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</View>
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)}
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<View>
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<View style={styles.button}>
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<Button
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disabled={this.state.role === 'SUBSCRIBER'}
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onLongPress={() => this.toggleCamera()}
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onPress={() => this.toggleCamera()}
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title="Toggle Camera"
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color="#841584"
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/>
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</View>
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<View style={styles.button}>
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<Button
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disabled={this.state.role === 'SUBSCRIBER'}
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onLongPress={() => this.muteUnmuteMic()}
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onPress={() => this.muteUnmuteMic()}
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title={this.state.audio ? 'Mute Microphone' : 'Unmute Microphone'}
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color="#3383FF"
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/>
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</View>
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<View style={styles.button}>
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<Button
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disabled={this.state.role === 'SUBSCRIBER'}
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onLongPress={() => this.muteUnmuteSpeaker()}
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onPress={() => this.muteUnmuteSpeaker()}
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title={this.state.speaker ? 'Mute Speaker' : 'Unmute Speaker'}
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color="#79b21e"
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/>
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</View>
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<View style={styles.button}>
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<Button
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disabled={this.state.role === 'SUBSCRIBER'}
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onLongPress={() => this.muteUnmuteCamera()}
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onPress={() => this.muteUnmuteCamera()}
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title={this.state.video ? 'Mute Camera' : 'Unmute Camera'}
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color="#00cbff"
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/>
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</View>
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<View style={styles.button}>
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<Button
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onLongPress={() => this.leaveSession()}
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onPress={() => this.leaveSession()}
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title="Leave Session"
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color="#ff0000"
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/>
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</View>
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</View>
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</View>
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) : (
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<View>
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<View
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style={{
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justifyContent: 'center',
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alignItems: 'center',
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padding: 20,
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}}>
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<Image style={styles.img} source={require('./resources/images/openvidu_grey_bg_transp_cropped.png')} />
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</View>
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<View style={{ justifyContent: 'center', alignItems: 'center' }}>
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<TextInput
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style={{ width: '90%', height: 40, borderColor: 'gray', borderWidth: 1 }}
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onChangeText={(mySessionId) => this.setState({ mySessionId })}
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value={this.state.mySessionId}
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/>
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</View>
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<View style={styles.button}>
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<Button
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disabled={!this.state.joinBtnEnabled}
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onLongPress={() => this.joinSession('PUBLISHER')}
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onPress={() => this.joinSession('PUBLISHER')}
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title="Join as publisher"
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color="#841584"
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/>
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</View>
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<View style={styles.button}>
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<Button
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disabled={!this.state.joinBtnEnabled}
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onLongPress={() => this.joinSession('SUBSCRIBER')}
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onPress={() => this.joinSession('SUBSCRIBER')}
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title="Join as subscriber"
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color="#00cbff"
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/>
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</View>
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</View>
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)}
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<View style={[styles.container, { flexDirection: 'row', flexWrap: 'wrap' }]}>
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{this.state.subscribers.map((item, index) => {
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return (
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<View key={index}>
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<Text>{this.getNicknameTag(item.stream)}</Text>
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<RTCView
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zOrder={0}
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objectFit="cover"
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style={styles.remoteView}
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streamURL={item.stream.getMediaStream().toURL()}
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/>
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</View>
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);
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})}
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</View>
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</ScrollView>
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);
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}
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/**
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* --------------------------
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* SERVER-SIDE RESPONSIBILITY
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* --------------------------
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* These methods retrieve the mandatory user token from OpenVidu Server.
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* This behavior MUST BE IN YOUR SERVER-SIDE IN PRODUCTION (by using
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* the API REST, openvidu-java-client or openvidu-node-client):
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* 1) Initialize a Session in OpenVidu Server (POST /openvidu/api/sessions)
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* 2) Create a Connection in OpenVidu Server (POST /openvidu/api/sessions/<SESSION_ID>/connection)
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* 3) The Connection.token must be consumed in Session.connect() method
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*/
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getToken() {
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return this.createSession(this.state.mySessionId)
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.then((sessionId) => this.createToken(sessionId))
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.catch((error) => console.log(error));
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}
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createSession(sessionId) {
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return new Promise((resolve) => {
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var data = JSON.stringify({ customSessionId: sessionId });
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axios
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.post(OPENVIDU_SERVER_URL + '/openvidu/api/sessions', data, {
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headers: {
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Authorization: 'Basic ' + btoa('OPENVIDUAPP:' + OPENVIDU_SERVER_SECRET),
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'Content-Type': 'application/json',
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Accept: 'application/json',
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},
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})
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.then((response) => {
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console.log('SESSION ' + response.data.id + ' CREATED');
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resolve(response.data.id);
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})
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.catch((response) => {
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console.log(response);
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var error = Object.assign({}, response);
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if (!error.response) {
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console.error('Network error: ', error);
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if (error.request && error.request._response) {
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console.error('Response of the request: ', error.request._response);
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}
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} else if (error.response && error.response.status && error.response.status === 409) {
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console.log('RESOLVING WITH SESSIONID, 409');
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resolve(sessionId);
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} else {
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console.warn('No connection to OpenVidu Server. This may be a certificate error at ' + OPENVIDU_SERVER_URL);
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Alert.alert(
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'No connection to OpenVidu Server.',
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'This may be a certificate error at "' +
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OPENVIDU_SERVER_URL +
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'"\n\nClick OK to navigate and accept it. ' +
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'If no certificate warning is shown, then check that your OpenVidu Server is up and running at "' +
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OPENVIDU_SERVER_URL +
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'"',
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[
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{
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text: 'Cancel',
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onPress: () => console.log('Cancel Pressed'),
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style: 'cancel',
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},
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{
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text: 'OK',
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onPress: () =>
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Linking.openURL(OPENVIDU_SERVER_URL + '/accept-certificate').catch((err) =>
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console.error('An error occurred', err),
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),
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},
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],
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{ cancelable: false },
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);
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}
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});
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});
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}
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createToken(sessionId) {
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return new Promise((resolve, reject) => {
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var data = JSON.stringify({ role: this.state.role });
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axios
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.post(OPENVIDU_SERVER_URL + '/openvidu/api/sessions/' + sessionId + '/connection', data, {
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headers: {
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Authorization: 'Basic ' + btoa('OPENVIDUAPP:' + OPENVIDU_SERVER_SECRET),
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'Content-Type': 'application/json',
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},
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})
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.then((response) => {
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console.log('TOKEN CREATED: ', response.data.token);
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resolve(response.data.token);
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})
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.catch((error) => {
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console.error(error);
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reject(error);
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});
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});
|
|
}
|
|
}
|
|
|
|
const styles = StyleSheet.create({
|
|
container: {
|
|
justifyContent: 'center',
|
|
alignItems: 'center',
|
|
flex: 1,
|
|
paddingTop: Platform.OS == 'ios' ? 20 : 0,
|
|
},
|
|
selfView: {
|
|
width: '100%',
|
|
height: 300,
|
|
},
|
|
remoteView: {
|
|
width: 150,
|
|
height: 150,
|
|
},
|
|
button: {
|
|
padding: 10,
|
|
},
|
|
img: {
|
|
flex: 1,
|
|
width: 400,
|
|
height: 200,
|
|
},
|
|
});
|