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

   1 const internals = {
   2   promisesSupported: !!window.browser,
   3   port: null,
   4   currentUrl: 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     internals.port = port;
  28     port.onDisconnect.addListener(internals.onDisconnect);
  29     port.onMessage.addListener(internals.onMessage);
  30     port.postMessage({
  31       action: "joinAudioCall",
  32       data: {
  33         currentUrl: internals.currentUrl,
  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     if (message.action === "error") {
  43       internals.getRoot().browserAction.setBadgeText({ text: "x" }, () => {});
  44     }
  45   },
  46
  47   onDisconnect() {
  48     internals.getRoot().browserAction.setBadgeText({ text: "" }, () => {});
  49     internals.setIcon("call");
  50     internals.currentUrl = null;
  51     internals.port = null;
  52     internals.getRoot().browserAction.enable();
  53   },
  54
  55   async joinAudioCall() {
  56     internals.getRoot().browserAction.disable();
  57     const activeTabs = await internals.getActiveTabs();
  58
  59     internals.currentUrl = activeTabs[0].url;
  60     const execution = await internals.getRoot().tabs.executeScript(
  61       activeTabs[0].id,
  62       {
  63         file: "/build/content_script.js",
  64       },
  65       () => {
  66         if (internals.getRoot().runtime.lastError) {
  67           internals.onDisconnect();
  68         }
  69       },
  70     );
  71
  72     if (execution && !execution[0]) {
  73       internals.onDisconnect();
  74     }
  75   },
  76   hangUp() {
  77     internals.getRoot().browserAction.disable();
  78     internals.port.postMessage({
  79       action: "hangUp",
  80     });
  81   },
  82
  83   isInCall() {
  84     return !!internals.port;
  85   },
  86
  87   setIcon(iconSet) {
  88     internals.getRoot().browserAction.setIcon({
  89       path: internals.icons[iconSet],
  90     });
  91   },
  92
  93   getRoot() {
  94     return window.browser || window.chrome;
  95   },
  96
  97   // Chrome doesn't yet implement the promise based tabs.query :'(
  98
  99   getActiveTabs() {
 100     const query = {
 101       currentWindow: true,
 102       active: true,
 103     };
 104
 105     if (internals.promisesSupported) {
 106       return internals.getRoot().tabs.query(query);
 107     }
 108
 109     return new Promise((resolve) => {
 110       internals.getRoot().tabs.query(query, (tabs) => {
 111         return resolve(tabs);
 112       });
 113     });
 114   },
 115 };
 116
 117 internals.getRoot().browserAction.onClicked.addListener(internals.onClick);
 118 internals.getRoot().runtime.onConnect.addListener(internals.onConnect);