text: //setup del server
  console.log("hdudhuiehde");
  let express = require("express");
  let app = express();
  let port = process.env.PORT || 3000;
  let server = app.listen(port);
  console.log("server is running on http://localhost:" + port);
  app.use(express.static("public"));
  //fine setup server
  
  let serverSocket = require("socket.io");
  let io = serverSocket(server);
  
  //
  io.on("connection", newConnection);
  function newConnection(newSocket) {
    console.log(newSocket.id);
    //le cose che succedono in relazione al client
    //quando il new socket mi manda il messaggio mouse devo fare questa cosa
    newSocket.on("mouse", mouseMessage);
    function mouseMessage(dataReceived) {
      console.log(dataReceived);
      //manda quest'informazione a tutti i client
      newSocket.broadcast.emit("mouseBroadcast", dataReceived);
    }
  }
  