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

   1 const io = require('socket.io-client');
   2
   3 const internals = {
   4
   5   promisesSupported: !!(window.browser),
   6   isInCallState: false,
   7
   8   icons: {
   9     call: {
  10       16: 'icons/action-16.png',
  11       32: 'icons/action-32.png'
  12     },
  13
  14     hangUp: {
  15       16: 'icons/hang_up-16.png',
  16       32: 'icons/hang_up-32.png'
  17     }
  18   },
  19
  20   socket: null,
  21
  22   peers: 0,
  23
  24   onClick() {
  25     if (internals.isInCall()) {
  26       return internals.hangUp();
  27     }
  28
  29     return internals.joinAudioCall();
  30   },
  31
  32   async joinAudioCall() {
  33
  34     internals.isInCallState = true;
  35     internals.setIcon('hangUp');
  36     const activeTabs = await internals.getActiveTabs();
  37
  38     const socketUrl = 'http://unlimited.pizza:8000/';
  39     const currentUrl = activeTabs[0].url;
  40
  41     this.socket = io(socketUrl);
  42
  43     this.socket.on('connect', function() {
  44       console.log("Connected to signaling server");
  45     });
  46
  47     this.socket.on('disconnect', function() {
  48       console.log("disconnected from signaling server");
  49     });
  50
  51     this.socket.on('addPeer', function() {
  52       this.peers++;
  53       console.log(`There are now ${this.peers} participants`);
  54     });
  55
  56     this.socket.on('removePeer', function() {
  57       this.peers--;
  58       console.log(`There are now ${this.peers} participants`);
  59     });
  60
  61     console.log(activeTabs[0].url); // placeholder while we connect backend.
  62     internals.createAudioElement(internals.getRoot().runtime.getURL('sounds/tada.wav'));
  63   },
  64
  65   hangUp() {
  66     this.socket.close();
  67
  68
  69
  70     document.querySelectorAll('audio').forEach((audioElement) => audioElement.remove());
  71     internals.setIcon('call');
  72     internals.isInCallState = false;
  73   },
  74
  75   createAudioElement(source, type = 'audio/wav') {
  76
  77     const audioElement = document.createElement('audio');
  78     audioElement.src = source;
  79     audioElement.autoplay = 'autoplay';
  80     audioElement.type = type;
  81     document.querySelector('body').appendChild(audioElement);
  82   },
  83
  84   isInCall() {
  85     return internals.isInCallState; // this should be replaced with actually checking the built stuff
  86   },
  87
  88   setIcon(iconSet) {
  89
  90     internals.getRoot().browserAction.setIcon({
  91       path: internals.icons[iconSet]
  92     });
  93   },
  94
  95   getRoot() {
  96
  97     return window.browser || window.chrome;
  98   },
  99
 100   // Chrome doesn't yet implement the promise based tabs.query :'(
 101
 102   getActiveTabs() {
 103
 104     const query = {
 105       currentWindow: true,
 106       active: true
 107     };
 108
 109     if (internals.promisesSupported) {
 110       return internals.getRoot().tabs.query(query);
 111     }
 112
 113     return new Promise((resolve, reject) => {
 114
 115       internals.getRoot().tabs.query(query, (tabs) => {
 116
 117         return resolve(tabs);
 118       });
 119     });
 120   },
 121 };
 122
 123 internals.getRoot().browserAction.onClicked.addListener(internals.onClick);