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

   1 const internals = {
   2
   3   promisesSupported: !!(window.browser),
   4   port: null,
   5
   6   icons: {
   7     call: {
   8       16: 'icons/action-16.png',
   9       32: 'icons/action-32.png'
  10     },
  11
  12     hangUp: {
  13       16: 'icons/hang_up-16.png',
  14       32: 'icons/hang_up-32.png'
  15     }
  16   },
  17
  18   onClick() {
  19     if (internals.isInCall()) {
  20       return internals.hangUp();
  21     }
  22
  23     return internals.joinAudioCall();
  24   },
  25
  26   onConnect(port) {
  27
  28     internals.port = port;
  29     port.onDisconnect.addListener(internals.onDisconnect);
  30     port.onMessage.addListener(internals.onMessage);
  31     port.postMessage({
  32       action: 'joinAudioCall',
  33       data: {
  34         tada: internals.getRoot().runtime.getURL('sounds/tada.wav')
  35       }
  36     });
  37     internals.getRoot().browserAction.enable();
  38     internals.setIcon('hangUp');
  39   },
  40
  41   onMessage(message) {
  42
  43     if (message.action === 'error') {
  44       internals.getRoot().browserAction.setBadgeText({ text: 'x' }, () => {});
  45     }
  46   },
  47
  48   onDisconnect() {
  49     internals.getRoot().browserAction.setBadgeText({ text: '' }, () => {});
  50     internals.setIcon('call');
  51     internals.port = null;
  52     internals.getRoot().browserAction.enable();
  53   },
  54
  55   async joinAudioCall() {
  56
  57     internals.getRoot().browserAction.disable();
  58     const activeTabs = await internals.getActiveTabs();
  59     const execution = await internals.getRoot().tabs.executeScript(activeTabs[0].id, {
  60       file: '/content_script.js'
  61     });
  62
  63     if (!execution[0]) {
  64       internals.onDisconnect();
  65     }
  66   },
  67
  68   hangUp() {
  69
  70     internals.getRoot().browserAction.disable();
  71     internals.port.postMessage({
  72       action: 'hangUp'
  73     });
  74   },
  75
  76   isInCall() {
  77
  78     return !!(internals.port);
  79   },
  80
  81   setIcon(iconSet) {
  82
  83     internals.getRoot().browserAction.setIcon({
  84       path: internals.icons[iconSet]
  85     });
  86   },
  87
  88   getRoot() {
  89
  90     return window.browser || window.chrome;
  91   },
  92
  93   // Chrome doesn't yet implement the promise based tabs.query :'(
  94
  95   getActiveTabs() {
  96
  97     const query = {
  98       currentWindow: true,
  99       active: true
 100     };
 101
 102     if (internals.promisesSupported) {
 103       return internals.getRoot().tabs.query(query);
 104     }
 105
 106     return new Promise((resolve, reject) => {
 107
 108       internals.getRoot().tabs.query(query, (tabs) => {
 109
 110         return resolve(tabs);
 111       });
 112     });
 113   },
 114 };
 115
 116 internals.getRoot().browserAction.onClicked.addListener(internals.onClick);
 117 internals.getRoot().runtime.onConnect.addListener(internals.onConnect);