ws断线重联
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9181ba419e
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8711fa9555
162
public/client.js
162
public/client.js
@ -11,89 +11,101 @@ export default class ClientList {
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this.ul = List({})
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document.body.appendChild(this.ul)
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this.websocket.onmessage = async event => {
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const data = JSON.parse(event.data)
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const channels_init = (webrtc) => {
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return Object.entries(this.channels).map(([name, callback]) => {
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const channel = webrtc.createDataChannel(name, { reliable: true })
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channel.onopen = callback.onopen
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channel.onclose = callback.onclose
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channel.onerror = callback.onerror
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channel.onmessage = callback.onmessage
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return channel
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})
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}
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const webrtc_init = () => {
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const webrtc = new RTCPeerConnection()
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webrtc.onicecandidate = event => {
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if (event.candidate) {
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this.websocket.send(JSON.stringify({
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type: 'candidate',
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id: data.id,
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candidate: event.candidate
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}))
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}
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// 连接 WebSocket
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const linkStart = () => {
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const websocket = new WebSocket(`${protocol}://${host}/webrtc/music?name=${name}`)
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websocket.onmessage = async event => {
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const data = JSON.parse(event.data)
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const channels_init = (webrtc) => {
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return Object.entries(this.channels).map(([name, callback]) => {
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const channel = webrtc.createDataChannel(name, { reliable: true })
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channel.onopen = callback.onopen
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channel.onclose = callback.onclose
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channel.onerror = callback.onerror
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channel.onmessage = callback.onmessage
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return channel
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})
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}
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webrtc.ondatachannel = ({ channel }) => {
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console.log('收到对方 datachannel', channel)
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channel.onmessage = event => {
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//console.log('收到对方 datachannel message', event)
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if (this.channels[event.target.label]) {
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this.channels[event.target.label].onmessage(event, this.clientlist.find(x => x.id === data.id))
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const webrtc_init = () => {
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const webrtc = new RTCPeerConnection()
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webrtc.onicecandidate = event => {
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if (event.candidate) {
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websocket.send(JSON.stringify({
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type: 'candidate',
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id: data.id,
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candidate: event.candidate
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}))
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}
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}
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webrtc.ondatachannel = ({ channel }) => {
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console.log('收到对方 datachannel', channel)
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channel.onmessage = event => {
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//console.log('收到对方 datachannel message', event)
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if (this.channels[event.target.label]) {
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this.channels[event.target.label].onmessage(event, this.clientlist.find(x => x.id === data.id))
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}
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}
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}
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webrtc.oniceconnectionstatechange = event => {
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//console.log('WebRTC ICE 连接状态更改:', webrtc.iceConnectionState)
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}
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return webrtc
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}
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webrtc.oniceconnectionstatechange = event => {
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//console.log('WebRTC ICE 连接状态更改:', webrtc.iceConnectionState)
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if (data.type === 'list') {
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//console.log('取得在线对端列表:', data)
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const webrtc = webrtc_init()
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const channels = channels_init(webrtc)
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//console.log('发送给对方 offer')
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const offer = await webrtc.createOffer()
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await webrtc.setLocalDescription(offer)
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this.clientlist.push({ id: data.id, name: data.name, webrtc, channels })
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websocket.send(JSON.stringify({ type: 'offer', id: data.id, offer }))
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this.add(data)
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return
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}
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return webrtc
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if (data.type === 'push') {
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//console.log('新上线客户端:', data)
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return this.add(data)
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}
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if (data.type === 'pull') {
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//console.log('移除客户端:', data)
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return this.remove(data)
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}
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if (data.type === 'offer') {
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//console.log('收到对方 offer', data)
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const webrtc = webrtc_init()
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const channels = channels_init(webrtc)
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this.clientlist.push({ id: data.id, name: data.name, webrtc, channels })
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//console.log('发送给对方 answer')
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await webrtc.setRemoteDescription(data.offer)
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const answer = await webrtc.createAnswer()
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await webrtc.setLocalDescription(answer)
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websocket.send(JSON.stringify({ type: 'answer', id: data.id, answer }))
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return
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}
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if (data.type === 'answer') {
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//console.log('收到对方 answer', data)
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const pc = this.clientlist.find(client => client.id === data.id).webrtc
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await pc.setRemoteDescription(data.answer)
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return
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}
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if (data.type === 'candidate') {
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// console.log('收到 candidate 并将其添加到远程端', data.candidate)
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const pc = this.clientlist.find(client => client.id === data.id).webrtc
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await pc.addIceCandidate(data.candidate)
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return
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}
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console.log('收到未知数据:', data)
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}
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if (data.type === 'list') {
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//console.log('取得在线对端列表:', data)
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const webrtc = webrtc_init()
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const channels = channels_init(webrtc)
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//console.log('发送给对方 offer')
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const offer = await webrtc.createOffer()
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await webrtc.setLocalDescription(offer)
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this.clientlist.push({ id: data.id, name: data.name, webrtc, channels })
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this.websocket.send(JSON.stringify({ type: 'offer', id: data.id, offer }))
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this.add(data)
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return
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websocket.onclose = event => {
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console.log('WebSocket 断线重连...')
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setTimeout(() => {
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this.websocket = linkStart()
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}, 1000)
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}
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if (data.type === 'push') {
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//console.log('新上线客户端:', data)
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return this.add(data)
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}
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if (data.type === 'pull') {
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//console.log('移除客户端:', data)
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return this.remove(data)
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}
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if (data.type === 'offer') {
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//console.log('收到对方 offer', data)
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const webrtc = webrtc_init()
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const channels = channels_init(webrtc)
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this.clientlist.push({ id: data.id, name: data.name, webrtc, channels })
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//console.log('发送给对方 answer')
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await webrtc.setRemoteDescription(data.offer)
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const answer = await webrtc.createAnswer()
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await webrtc.setLocalDescription(answer)
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this.websocket.send(JSON.stringify({ type: 'answer', id: data.id, answer }))
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return
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}
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if (data.type === 'answer') {
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//console.log('收到对方 answer', data)
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const pc = this.clientlist.find(client => client.id === data.id).webrtc
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await pc.setRemoteDescription(data.answer)
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return
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}
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if (data.type === 'candidate') {
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// console.log('收到 candidate 并将其添加到远程端', data.candidate)
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const pc = this.clientlist.find(client => client.id === data.id).webrtc
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await pc.addIceCandidate(data.candidate)
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return
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}
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console.log('收到未知数据:', data)
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return websocket
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}
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this.websocket = linkStart()
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}
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setChannel(name, option) {
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this.channels[name] = option
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