git.r.bdr.sh - rbdr/junction/blob - extension/content_script.js

   1 (() => {
   2
   3   const io = require('socket.io-client');
   4
   5   const internals = {
   6
   7     kSocketUrl: 'http://unlimited.pizza:8000/',
   8
   9     port: null,
  10     socket: null,
  11     peers: 0,
  12
  13     onMessage(message) {
  14       internals[message.action](message.data);
  15     },
  16
  17     async joinAudioCall(data) {
  18
  19       try {
  20         const mediaStream = await navigator.mediaDevices.getUserMedia({ audio: true });
  21
  22         internals.socket = io(socketUrl);
  23
  24         internals.socket.on('connect', function() {
  25
  26           console.log("Connected to signaling server");
  27           internals.socket.emit('join', {
  28             'url': currentUrl,
  29           });
  30         });
  31
  32         internals.socket.on('disconnect', function() {
  33
  34           console.log("disconnected from signaling server");
  35         });
  36
  37         internals.socket.on('addPeer', function(data) {
  38
  39           console.log(data);
  40           internals.peers++;
  41           console.log(`There are now ${internals.peers} participants`);
  42         });
  43
  44         internals.socket.on('removePeer', function() {
  45
  46           internals.peers--;
  47           console.log(`There are now ${internals.peers} participants`);
  48         });
  49
  50         internals.createAudioElement(data.tada);
  51       }
  52       catch (err) {
  53
  54         internals.port.postMessage({
  55           action: 'error'
  56         });
  57         internals.port.disconnect();
  58         internals.createAudioElement(data.tada);
  59       }
  60     },
  61
  62     hangUp() {
  63       document.querySelectorAll('.junction-call-audio').forEach((audioElement) => audioElement.remove());
  64       internals.socket.close();
  65       internals.port.disconnect();
  66     },
  67
  68     createAudioElement(source, type = 'audio/wav') {
  69
  70       const audioElement = document.createElement('audio');
  71       audioElement.setAttribute('class', 'junction-call-audio');
  72       audioElement.src = source;
  73       audioElement.autoplay = 'autoplay';
  74       audioElement.type = type;
  75       document.querySelector('body').appendChild(audioElement);
  76     }
  77   };
  78
  79   internals.port = chrome.runtime.connect({ name:"content" });
  80   internals.port.onMessage.addListener(internals.onMessage);
  81 })();
  82
  83 // Indicates to the background script that we executed correctly
  84 true;