Method _leaveRoom

server/index.js:111–129

(peer)

    }

    _leaveRoom(peer) {
        if (!this._rooms[peer.ip] || !this._rooms[peer.ip][peer.id]) return;
        this._cancelKeepAlive(this._rooms[peer.ip][peer.id]);

        // delete the peer
        delete this._rooms[peer.ip][peer.id];

        peer.socket.terminate();
        //if room is empty, delete the room
        if (!Object.keys(this._rooms[peer.ip]).length) {
            delete this._rooms[peer.ip];
        } else {
            // notify all other peers
            for (const otherPeerId in this._rooms[peer.ip]) {
                const otherPeer = this._rooms[peer.ip][otherPeerId];
                this._send(otherPeer, { type: 'peer-left', peerId: peer.id });
            }
        }
    }

    _send(peer, message) {
        if (!peer) return;