git.r.bdr.sh - rbdr/junction/blob - server/index.js

   1 import { Server } from 'socket.io';
   2 import { port } from './config.js';
   3 import * as events from './events.js';
   4
   5 const server = new Server(port);
   6 console.log(`Listening on port ${port}`);
   7
   8 const sockets = {};
   9
  10 server.on('connection', (socket) => {
  11     sockets[socket.id] = socket;
  12     const me = socket.id;
  13
  14     console.log(`[CONNECT] New client connected with ID ${me}`);
  15
  16     socket.on('join', (data) => {
  17         socket.join(data.url);
  18         const sockets = server.sockets.adapter.rooms.get(data.url);
  19         sockets.forEach((peerId) => {
  20             if (peerId !== me) {
  21                 const peer = server.sockets.sockets.get(peerId)
  22                 peer.emit(events.types.ADD_PEER, events.addPeer(me, false));
  23                 socket.emit(events.types.ADD_PEER, events.addPeer(peerId, true));
  24             }
  25         });
  26         console.log(`[CONNECT] Client ${me} added to room ${data.url}`);
  27     });
  28
  29     socket.on('disconnecting', () => {
  30         const rooms = Object.keys(socket.rooms);
  31         rooms.forEach(room => server.to(room).emit(events.types.REMOVE_PEER, events.removePeer(me)));
  32
  33         console.log(`[DISCONNECT] Client ${me} has disconnected and has been removed from all rooms`);
  34     });
  35
  36     socket.on('relayICECandidate', (data) => {
  37         const sockets = server.sockets.adapter.rooms.get(data.url);
  38         sockets.forEach((peerId) => {
  39             const peer = server.sockets.sockets.get(peerId)
  40             peer.emit(events.types.ICE_CANDIDATE_RECEIVED, events.ICECandidateReceived(me, data.ice_candidate))
  41         });
  42
  43         console.log(`[RELAY_ICE_CANDIDATE] ICE candidate for client ${me} has been relayed to all peers`);
  44     });
  45
  46     socket.on('relaySessionDescription', (data) => {
  47         const sockets = server.sockets.adapter.rooms.get(data.url);
  48         sockets.forEach((peerId) => {
  49             const peer = server.sockets.sockets.get(peerId)
  50             peer.emit(events.types.SESSION_DESCRIPTION_RECEIVED, events.SessionDescriptionReceived(me, data.session_description))
  51         });
  52
  53         console.log(`[RELAY_SESSION_DESCRIPTION] Session description for client ${me} has been relayed to all peers`);
  54     });
  55 });