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webrtc-sample/src/WebRTCPeerConnectionWithServer.js /
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| import React from "react"; | |
| import "webrtc-adapter"; | |
| import faker from "faker"; | |
| import SignalingConnection from "./SignalingConnection"; | |
| import PeerConnection from "./PeerConnection"; | |
| class WebRTCPeerConnectionWithServer extends React.Component { | |
| state = { | |
| startDisabled: true, | |
| callDisabled: true, | |
| hangUpDisabled: true, | |
| localStream: null, | |
| clientID: new Date().getTime() % 1000, | |
| username: faker.internet.userName(), | |
| userList: [] | |
| }; | |
| localVideoRef = React.createRef(); | |
| remoteVideoRef = React.createRef(); | |
| peerConnection = null; | |
| signalingConnection = null; | |
| setUsername = () => { | |
| const { username, clientID } = this.state; | |
| this.signalingConnection.sendToServer({ | |
| name: username, | |
| date: Date.now(), | |
| id: clientID, | |
| type: "username" | |
| }); | |
| }; | |
| changeUsername = event => | |
| this.setState({ | |
| username: event.target.value | |
| }); | |
| componentDidMount() { | |
| this.signalingConnection = new SignalingConnection({ | |
| // socketURL: "localhost:6503", | |
| socketURL: "webrtc-sample-signaling.now.sh", | |
| onOpen: () => | |
| this.setState({ | |
| startDisabled: false | |
| }), | |
| onMessage: this.onSignalingMessage | |
| }); | |
| } | |
| onSignalingMessage = msg => { | |
| switch (msg.type) { | |
| case "id": | |
| this.setState({ | |
| clientID: msg.id | |
| }); | |
| this.setUsername(); | |
| break; | |
| case "rejectusername": | |
| this.setState({ | |
| username: msg.name | |
| }); | |
| console.log( | |
| `Your username has been set to <${ | |
| msg.name | |
| }> because the name you chose is in use` | |
| ); | |
| break; | |
| case "userlist": // Received an updated user list | |
| this.setState({ | |
| userList: msg.users | |
| }); | |
| break; | |
| // // Signaling messages: these messages are used to trade WebRTC | |
| // // signaling information during negotiations leading up to a video | |
| // // call. | |
| case "video-offer": // Invitation and offer to chat | |
| this.createPeerConnection(); | |
| this.peerConnection.videoOffer(msg); | |
| break; | |
| } | |
| }; | |
| gotStream = stream => { | |
| this.localVideoRef.current.srcObject = stream; | |
| this.setState({ | |
| callDisabled: false, | |
| localStream: stream | |
| }); | |
| }; | |
| gotRemoteTrack = event => { | |
| let remoteVideo = this.remoteVideoRef.current; | |
| if (remoteVideo.srcObject !== event.streams[0]) { | |
| remoteVideo.srcObject = event.streams[0]; | |
| } | |
| this.setState({ | |
| hangUpDisabled: false | |
| }); | |
| }; | |
| gotRemoteStream = event => { | |
| this.remoteVideoRef.current.srcObject = event.stream; | |
| this.setState({ | |
| hangUpDisabled: false | |
| }); | |
| }; | |
| initMedia = () => { | |
| this.setState({ | |
| startDisabled: true | |
| }); | |
| navigator.mediaDevices | |
| .getUserMedia({ | |
| audio: true, | |
| video: true | |
| }) | |
| .then(this.gotStream) | |
| .catch(e => alert("getUserMedia() error:" + e.name)); | |
| }; | |
| call = user => { | |
| this.setState({ | |
| targetUsername: user | |
| }); | |
| this.createPeerConnection(); | |
| }; | |
| hangUp = () => { | |
| this.signalingConnection.sendToServer({ | |
| name: this.state.username, | |
| target: this.state.targetUsername, | |
| type: "hang-up" | |
| }); | |
| this.peerConnection.close(); | |
| }; | |
| createPeerConnection = () => { | |
| if (this.peerConnection) return; | |
| this.peerConnection = new PeerConnection({ | |
| gotRemoteStream: this.gotRemoteStream, | |
| gotRemoteTrack: this.gotRemoteTrack, | |
| signalingConnection: this.signalingConnection, | |
| onClose: this.closeVideoCall, | |
| localStream: this.state.localStream, | |
| username: this.state.username, | |
| targetUsername: this.state.targetUsername | |
| }); | |
| }; | |
| closeVideoCall = () => { | |
| this.remoteVideoRef.current.srcObject && | |
| this.remoteVideoRef.current.srcObject | |
| .getTracks() | |
| .forEach(track => track.stop()); | |
| this.remoteVideoRef.current.src = null; | |
| this.setState({ | |
| targetUsername: null, | |
| callDisabled: false | |
| }); | |
| }; | |
| render() { | |
| const { | |
| startDisabled, | |
| callDisabled, | |
| hangUpDisabled, | |
| username, | |
| userList | |
| } = this.state; | |
| return ( | |
| <div> | |
| <div> | |
| Username:{" "} | |
| <input | |
| type="text" | |
| value={username} | |
| onChange={this.changeUsername} | |
| /> | |
| <button onClick={this.setUsername}> Set Username </button> | |
| </div> | |
| <video | |
| ref={this.localVideoRef} | |
| autoPlay | |
| muted | |
| style={{ | |
| width: "240px", | |
| height: "180px" | |
| }} | |
| /> | |
| <video | |
| ref={this.remoteVideoRef} | |
| autoPlay | |
| muted | |
| style={{ | |
| width: "240px", | |
| height: "180px" | |
| }} | |
| /> | |
| <div> | |
| <button onClick={this.initMedia} disabled={startDisabled}> | |
| Init Media | |
| </button> | |
| <button onClick={this.hangUp} disabled={hangUpDisabled}> | |
| Hang Up | |
| </button> | |
| </div> | |
| <div> | |
| <ul> | |
| {userList.map(user => ( | |
| <li key={user}> | |
| {user} | |
| {" "} | |
| {user !== username ? ( | |
| <button | |
| onClick={() => this.call(user)} | |
| disabled={callDisabled} | |
| > | |
| Call | |
| </button> | |
| ) : null} | |
| </li> | |
| ))} | |
| </ul> | |
| </div> | |
| </div> | |
| ); | |
| } | |
| } | |
| export default WebRTCPeerConnectionWithServer; |