const WebSocket = require('ws'); class Socket { constructor(server) { this.webSocketServer = new WebSocket.Server({ server }) this.webSocketServer.on('listening', () => { console.log('socket listen'); }) this.webSocketServer.on('connection', (webSocketClient) => { console.log('new connection'); }) } send(msg) { this.webSocketServer.clients.forEach(client => client.send(msg)); } } module.exports = Socket;