import {JITSI_URL} from "../Enum/EnvironmentVariable"; import {mediaManager} from "./MediaManager"; import {coWebsiteManager} from "./CoWebsiteManager"; declare const window:any; // eslint-disable-line @typescript-eslint/no-explicit-any interface jitsiConfigInterface { startWithAudioMuted: boolean startWithVideoMuted: boolean prejoinPageEnabled: boolean } const getDefaultConfig = () : jitsiConfigInterface => { return { startWithAudioMuted: !mediaManager.constraintsMedia.audio, startWithVideoMuted: mediaManager.constraintsMedia.video === false, prejoinPageEnabled: false } } const mergeConfig = (config?: object) => { const currentDefaultConfig = getDefaultConfig(); if(!config){ return currentDefaultConfig; } return { startWithAudioMuted: (config as jitsiConfigInterface).startWithAudioMuted ? true : currentDefaultConfig.startWithAudioMuted, startWithVideoMuted: (config as jitsiConfigInterface).startWithVideoMuted ? true : currentDefaultConfig.startWithVideoMuted, prejoinPageEnabled: (config as jitsiConfigInterface).prejoinPageEnabled ? true : currentDefaultConfig.prejoinPageEnabled } } const defaultInterfaceConfig = { SHOW_CHROME_EXTENSION_BANNER: false, MOBILE_APP_PROMO: false, HIDE_INVITE_MORE_HEADER: true, DISABLE_JOIN_LEAVE_NOTIFICATIONS: true, DISABLE_VIDEO_BACKGROUND: true, // Note: hiding brand does not seem to work, we probably need to put this on the server side. SHOW_BRAND_WATERMARK: false, SHOW_JITSI_WATERMARK: false, SHOW_POWERED_BY: false, SHOW_PROMOTIONAL_CLOSE_PAGE: false, SHOW_WATERMARK_FOR_GUESTS: false, TOOLBAR_BUTTONS: [ 'microphone', 'camera', 'closedcaptions', 'desktop', /*'embedmeeting',*/ 'fullscreen', 'fodeviceselection', 'hangup', 'profile', 'chat', 'recording', 'livestreaming', 'etherpad', 'sharedvideo', 'settings', 'raisehand', 'videoquality', 'filmstrip', /*'invite',*/ 'feedback', 'stats', 'shortcuts', 'tileview', 'videobackgroundblur', 'download', 'help', 'mute-everyone', /*'security'*/ ], }; const slugify = (...args: (string | number)[]): string => { const value = args.join(' ') return value .normalize('NFD') // split an accented letter in the base letter and the accent .replace(/[\u0300-\u036f]/g, '') // remove all previously split accents .toLowerCase() .trim() .replace(/[^a-z0-9 ]/g, '') // remove all chars not letters, numbers and spaces (to be replaced) .replace(/\s+/g, '-') // separator } class JitsiFactory { private jitsiApi: any; // eslint-disable-line @typescript-eslint/no-explicit-any private audioCallback = this.onAudioChange.bind(this); private videoCallback = this.onVideoChange.bind(this); private previousConfigMeet? : jitsiConfigInterface; /** * Slugifies the room name and prepends the room name with the instance */ public getRoomName(roomName: string, instance: string): string { return slugify(instance.replace('/', '-') + "-" + roomName); } public start(roomName: string, playerName:string, jwt?: string, config?: object, interfaceConfig?: object): void { //save previous config this.previousConfigMeet = getDefaultConfig(); coWebsiteManager.insertCoWebsite((cowebsiteDiv => { // Jitsi meet external API maintains some data in local storage // which is sent via the appData URL parameter when joining a // conference. Problem is that this data grows indefinitely. Thus // after some time the URLs get so huge that loading the iframe // becomes slow and eventually breaks completely. Thus lets just // clear jitsi local storage before starting a new conference. window.localStorage.removeItem("jitsiLocalStorage"); const domain = JITSI_URL; const options: any = { // eslint-disable-line @typescript-eslint/no-explicit-any roomName: roomName, jwt: jwt, width: "100%", height: "100%", parentNode: cowebsiteDiv, configOverwrite: mergeConfig(config), interfaceConfigOverwrite: {...defaultInterfaceConfig, ...interfaceConfig} }; if (!options.jwt) { delete options.jwt; } return new Promise((resolve, reject) => { options.onload = () => resolve(); //we want for the iframe to be loaded before triggering animations. setTimeout(() => resolve(), 2000); //failsafe in case the iframe is deleted before loading or too long to load this.jitsiApi = new window.JitsiMeetExternalAPI(domain, options); this.jitsiApi.executeCommand('displayName', playerName); this.jitsiApi.addListener('audioMuteStatusChanged', this.audioCallback); this.jitsiApi.addListener('videoMuteStatusChanged', this.videoCallback); }); })); } public async stop(): Promise { if(!this.jitsiApi){ return; } await coWebsiteManager.closeCoWebsite(); this.jitsiApi.removeListener('audioMuteStatusChanged', this.audioCallback); this.jitsiApi.removeListener('videoMuteStatusChanged', this.videoCallback); this.jitsiApi?.dispose(); //restore previous config if(this.previousConfigMeet?.startWithAudioMuted){ mediaManager.disableMicrophone(); }else{ mediaManager.enableMicrophone(); } if(this.previousConfigMeet?.startWithVideoMuted){ mediaManager.disableCamera(); }else{ mediaManager.enableCamera(); } } private onAudioChange({muted}: {muted: boolean}): void { if (muted && mediaManager.constraintsMedia.audio === true) { mediaManager.disableMicrophone(); } else if(!muted && mediaManager.constraintsMedia.audio === false) { mediaManager.enableMicrophone(); } } private onVideoChange({muted}: {muted: boolean}): void { if (muted && mediaManager.constraintsMedia.video !== false) { mediaManager.disableCamera(); } else if(!muted && mediaManager.constraintsMedia.video === false) { mediaManager.enableCamera(); } } } export const jitsiFactory = new JitsiFactory();