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(internals.kSocketUrl);
  23
  24         console.log('Connecting to server');
  25         internals.socket.on('connect', function() {
  26
  27           console.log("Connected to signaling server");
  28           internals.socket.emit('join', {
  29             'url': currentUrl,
  30           });
  31         });
  32
  33         internals.socket.on('disconnect', function() {
  34
  35           console.log("disconnected from signaling server");
  36         });
  37
  38         internals.socket.on('addPeer', function(data) {
  39
  40           console.log(data);
  41           internals.peers++;
  42           console.log(`There are now ${internals.peers} participants`);
  43         });
  44
  45         internals.socket.on('removePeer', function() {
  46
  47           internals.peers--;
  48           console.log(`There are now ${internals.peers} participants`);
  49         });
  50
  51         console.log('Done!');
  52         internals.createAudioElement(data.tada);
  53       }
  54       catch (err) {
  55
  56         internals.port.postMessage({
  57           action: 'error'
  58         });
  59         internals.port.disconnect();
  60         internals.createAudioElement(data.tada);
  61       }
  62     },
  63
  64     hangUp() {
  65       document.querySelectorAll('.junction-call-audio').forEach((audioElement) => audioElement.remove());
  66       internals.socket.close();
  67       internals.port.disconnect();
  68     },
  69
  70     createAudioElement(source, type = 'audio/wav') {
  71
  72       const audioElement = document.createElement('audio');
  73       audioElement.setAttribute('class', 'junction-call-audio');
  74       audioElement.src = source;
  75       audioElement.autoplay = 'autoplay';
  76       audioElement.type = type;
  77       document.querySelector('body').appendChild(audioElement);
  78     }
  79   };
  80
  81   internals.port = chrome.runtime.connect({ name:"content" });
  82   internals.port.onMessage.addListener(internals.onMessage);
  83 })();
  84
  85 // Indicates to the background script that we executed correctly
  86 true;