mirror of
https://github.com/m1k1o/neko.git
synced 2024-07-24 14:40:50 +12:00
495 lines
14 KiB
Vue
495 lines
14 KiB
Vue
<template>
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<div ref="component" class="component">
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<div ref="container" class="player-container">
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<video ref="video" :autoplay="autoplay" :muted="autoplay" />
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<neko-overlay
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:webrtc="webrtc"
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:control="state.control"
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:screenWidth="state.screen.size.width"
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:screenHeight="state.screen.size.height"
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:isControling="controlling && watching"
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:implicitControl="state.control.implicit_hosting && state.members[state.member_id].profile.can_host"
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@implicit-control-request="websocket.send('control/request')"
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@implicit-control-release="websocket.send('control/release')"
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@drop-files="uploadDrop($event)"
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/>
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</div>
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</div>
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</template>
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<style lang="scss" scoped>
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.component {
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width: 100%;
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height: 100%;
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}
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.player-container {
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position: relative;
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video {
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position: absolute;
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top: 0;
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bottom: 0;
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width: 100%;
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height: 100%;
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display: flex;
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background: #000;
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&::-webkit-media-controls {
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display: none !important;
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}
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}
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}
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</style>
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<script lang="ts">
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export * as ApiModels from './api/models'
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export * as StateModels from './types/state'
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import { Vue, Component, Ref, Watch, Prop } from 'vue-property-decorator'
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import ResizeObserver from 'resize-observer-polyfill'
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import EventEmitter from 'eventemitter3'
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import { NekoApi, MembersApi, RoomApi } from './internal/api'
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import { NekoWebSocket } from './internal/websocket'
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import { NekoWebRTC, WebRTCStats } from './internal/webrtc'
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import { NekoMessages } from './internal/messages'
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import { register as VideoRegister } from './internal/video'
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import NekoState from './types/state'
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import Overlay from './overlay.vue'
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@Component({
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name: 'neko-canvas',
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components: {
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'neko-overlay': Overlay,
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},
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})
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export default class extends Vue {
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@Ref('component') readonly _component!: HTMLElement
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@Ref('container') readonly _container!: HTMLElement
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@Ref('video') readonly _video!: HTMLVideoElement
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api = new NekoApi()
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websocket = new NekoWebSocket()
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webrtc = new NekoWebRTC()
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observer = new ResizeObserver(this.onResize.bind(this))
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@Prop({ type: Boolean })
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private readonly autoplay!: boolean
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/////////////////////////////
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// Public state
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/////////////////////////////
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public state = {
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connection: {
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authenticated: false,
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websocket: this.websocket.supported ? 'disconnected' : 'unavailable',
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webrtc: {
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status: this.webrtc.supported ? 'disconnected' : 'unavailable',
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stats: null,
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video: null,
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videos: [],
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},
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type: 'none',
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},
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video: {
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playable: false,
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playing: false,
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volume: 0,
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muted: false,
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fullscreen: false,
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},
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control: {
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scroll: {
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inverse: true,
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sensitivity: 1,
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},
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cursor: null,
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clipboard: null,
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host_id: null,
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implicit_hosting: false,
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},
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screen: {
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size: {
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width: 1280,
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height: 720,
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rate: 30,
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},
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configurations: [],
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},
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member_id: null,
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members: {},
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} as NekoState
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public get authenticated() {
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return this.state.connection.authenticated
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}
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public get connected() {
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return this.state.connection.websocket == 'connected'
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}
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public get watching() {
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return this.state.connection.webrtc.status == 'connected'
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}
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public get controlling() {
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return this.state.control.host_id !== null && this.state.member_id === this.state.control.host_id
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}
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public get is_admin() {
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return this.state.member_id != null ? this.state.members[this.state.member_id].profile.is_admin : false
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}
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/////////////////////////////
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// Public events
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/////////////////////////////
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public events = new NekoMessages(this.websocket, this.state)
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/////////////////////////////
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// Public methods
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/////////////////////////////
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public setUrl(url: string) {
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const httpURL = url.replace(/^ws/, 'http').replace(/\/$|\/ws\/?$/, '')
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this.api.setUrl(httpURL)
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this.websocket.setUrl(httpURL)
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}
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public async login(id: string, secret: string) {
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if (this.authenticated) {
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throw new Error('client already authenticated')
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}
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await this.api.session.login({ id, secret })
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Vue.set(this.state.connection, 'authenticated', true)
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this.websocket.connect()
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}
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public async logout() {
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if (!this.authenticated) {
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throw new Error('client not authenticated')
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}
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if (this.connected) {
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this.websocket.disconnect(new Error('logged out'))
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}
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try {
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await this.api.session.logout()
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} finally {
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Vue.set(this.state.connection, 'authenticated', false)
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}
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}
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public websocketConnect() {
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if (!this.authenticated) {
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throw new Error('client not authenticated')
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}
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if (this.connected) {
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throw new Error('client already connected to websocket')
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}
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this.websocket.connect()
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}
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public websocketDisconnect() {
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if (!this.authenticated) {
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throw new Error('client not authenticated')
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}
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if (!this.connected) {
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throw new Error('client not connected to websocket')
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}
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this.websocket.disconnect(new Error('manual action'))
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}
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public webrtcConnect() {
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if (!this.connected) {
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throw new Error('client not connected to websocket')
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}
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if (this.watching) {
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throw new Error('client already connected to webrtc')
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}
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this.websocket.send('signal/request')
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}
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public webrtcDisconnect() {
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if (!this.connected) {
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throw new Error('client not connected to websocket')
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}
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if (!this.watching) {
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throw new Error('client not connected to webrtc')
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}
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this.webrtc.disconnect()
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}
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public play() {
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this._video.play()
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}
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public pause() {
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this._video.pause()
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}
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public mute() {
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this._video.muted = true
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}
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public unmute() {
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this._video.muted = false
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}
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public setVolume(value: number) {
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if (value < 0 || value > 1) {
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throw new Error('Out of range. Value must be between 0 and 1.')
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}
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this._video.volume = value
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}
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public requestFullscreen() {
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this._component.requestFullscreen()
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}
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public exitFullscreen() {
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document.exitFullscreen()
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}
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public setScrollInverse(value: boolean = true) {
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Vue.set(this.state.control.scroll, 'inverse', value)
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}
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public setScrollSensitivity(value: number) {
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Vue.set(this.state.control.scroll, 'sensitivity', value)
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}
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public setScreenSize(width: number, height: number, rate: number) {
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//this.api.room.screenConfigurationChange({ screenConfiguration: { width, height, rate } })
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this.websocket.send('screen/set', { width, height, rate })
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}
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public setWebRTCVideo(video: string) {
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if (!this.state.connection.webrtc.videos.includes(video)) {
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throw new Error('VideoID not found.')
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}
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this.websocket.send('signal/video', { video: video })
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}
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public sendUnicast(receiver: string, subject: string, body: any) {
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this.websocket.send('send/unicast', { receiver, subject, body })
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}
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public sendBroadcast(subject: string, body: any) {
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this.websocket.send('send/broadcast', { subject, body })
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}
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public get room(): RoomApi {
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return this.api.room
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}
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public get members(): MembersApi {
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return this.api.members
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}
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async uploadDrop({ x, y, files }: { x: number; y: number; files: Array<Blob> }) {
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try {
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this.events.emit('upload.drop.started')
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await this.api.room.uploadDrop(x, y, files, {
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onUploadProgress: (progressEvent: ProgressEvent) => {
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this.events.emit('upload.drop.progress', progressEvent)
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},
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})
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this.events.emit('upload.drop.finished', null)
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} catch (err) {
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this.events.emit('upload.drop.finished', err)
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}
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}
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/////////////////////////////
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// Component lifecycle
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/////////////////////////////
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mounted() {
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// component size change
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this.observer.observe(this._component)
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// fullscreen change
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this._component.addEventListener('fullscreenchange', () => {
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Vue.set(this.state.video, 'fullscreen', document.fullscreenElement !== null)
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this.onResize()
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})
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// video events
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VideoRegister(this._video, this.state.video)
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// websocket
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this.websocket.on('message', async (event: string, payload: any) => {
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switch (event) {
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case 'signal/provide':
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try {
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let sdp = await this.webrtc.connect(payload.sdp, payload.lite, payload.ice)
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this.websocket.send('signal/answer', { sdp })
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} catch (e) {}
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break
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case 'signal/candidate':
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this.webrtc.setCandidate(payload)
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break
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case 'system/disconnect':
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this.websocket.disconnect(new Error('disconnected by server'))
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break
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}
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})
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this.websocket.on('connecting', () => {
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Vue.set(this.state.connection, 'websocket', 'connecting')
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this.events.emit('connection.websocket', 'connecting')
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})
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this.websocket.on('connected', () => {
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Vue.set(this.state.connection, 'websocket', 'connected')
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this.events.emit('connection.websocket', 'connected')
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this.webrtcConnect()
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})
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this.websocket.on('disconnected', () => {
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Vue.set(this.state.connection, 'websocket', 'disconnected')
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this.events.emit('connection.websocket', 'disconnected')
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this.webrtc.disconnect()
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this.clearState()
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})
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// webrtc
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this.webrtc.on('track', (event: RTCTrackEvent) => {
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const { track, streams } = event
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if (track.kind === 'audio') return
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// create stream
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if ('srcObject' in this._video) {
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this._video.srcObject = streams[0]
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} else {
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// @ts-ignore
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this._video.src = window.URL.createObjectURL(streams[0]) // for older browsers
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}
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if (this.autoplay) {
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this._video.play()
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}
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})
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this.webrtc.on('candidate', (candidate: RTCIceCandidateInit) => {
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this.websocket.send('signal/candidate', candidate)
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})
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this.webrtc.on('stats', (stats: WebRTCStats) => {
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Vue.set(this.state.connection.webrtc, 'stats', stats)
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})
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this.webrtc.on('connecting', () => {
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Vue.set(this.state.connection.webrtc, 'status', 'connecting')
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this.events.emit('connection.webrtc', 'connecting')
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})
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this.webrtc.on('connected', () => {
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Vue.set(this.state.connection.webrtc, 'status', 'connected')
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Vue.set(this.state.connection, 'type', 'webrtc')
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this.events.emit('connection.webrtc', 'connected')
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})
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let webrtcReconnect: any
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this.webrtc.on('disconnected', () => {
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Vue.set(this.state.connection.webrtc, 'status', 'disconnected')
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Vue.set(this.state.connection.webrtc, 'stats', null)
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Vue.set(this.state.connection.webrtc, 'video', null)
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Vue.set(this.state.connection.webrtc, 'videos', [])
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Vue.set(this.state.connection, 'type', 'none')
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this.events.emit('connection.webrtc', 'disconnected')
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if (!this._video) return
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// destroy stream
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if ('srcObject' in this._video) {
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this._video.srcObject = null
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} else {
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// @ts-ignore
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this._video.removeAttribute('src')
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}
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// reconnect WebRTC
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if (this.connected) {
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if (webrtcReconnect) clearTimeout(webrtcReconnect)
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webrtcReconnect = setTimeout(() => {
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try {
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this.webrtcConnect()
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} catch (e) {}
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}, 1000)
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}
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})
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// check if is user logged in
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this.api.session.whoami().then(() => {
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Vue.set(this.state.connection, 'authenticated', true)
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this.websocket.connect()
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})
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// unmute on users first interaction
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if (this.autoplay) {
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document.addEventListener('click', () => this.unmute(), { once: true })
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}
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}
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beforeDestroy() {
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this.observer.disconnect()
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this.webrtc.disconnect()
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this.websocket.disconnect()
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}
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@Watch('state.screen.size')
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onResize() {
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const { width, height } = this.state.screen.size
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const screen_ratio = width / height
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const { offsetWidth, offsetHeight } = this._component
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const canvas_ratio = offsetWidth / offsetHeight
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// vertical centering
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if (screen_ratio > canvas_ratio) {
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const vertical = offsetWidth / screen_ratio
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this._container.style.width = `${offsetWidth}px`
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this._container.style.height = `${vertical}px`
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this._container.style.marginTop = `${(offsetHeight - vertical) / 2}px`
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this._container.style.marginLeft = `0px`
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}
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// horizontal centering
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else if (screen_ratio < canvas_ratio) {
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const horizontal = screen_ratio * offsetHeight
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this._container.style.width = `${horizontal}px`
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this._container.style.height = `${offsetHeight}px`
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this._container.style.marginTop = `0px`
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this._container.style.marginLeft = `${(offsetWidth - horizontal) / 2}px`
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}
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// no centering
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else {
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this._container.style.width = `${offsetWidth}px`
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this._container.style.height = `${offsetHeight}px`
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this._container.style.marginTop = `0px`
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this._container.style.marginLeft = `0px`
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}
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}
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clearState() {
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Vue.set(this.state.control, 'cursor', null)
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Vue.set(this.state.control, 'clipboard', null)
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Vue.set(this.state.control, 'host_id', null)
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Vue.set(this.state.control, 'implicit_hosting', false)
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Vue.set(this.state.screen, 'size', { width: 1280, height: 720, rate: 30 })
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Vue.set(this.state.screen, 'configurations', [])
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Vue.set(this.state, 'member_id', null)
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Vue.set(this.state, 'members', {})
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}
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}
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</script>
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