node-fftcg/server.js

// libraries
var
  http = require('http'),
  socketio = require('socket.io'),
  mysql = require('mysql'),
  bcrypt = require('bcrypt'),
  express = require('express'),
  gulp = global.gulp = require('gulp'),
  helmet = require('helmet');

// gulp the sources
require('./gulpfile');
gulp.start('default');

// socket.io framework
let app = express();
let web = http.Server(app);
let io = socketio(web);

// Listen server
web.listen(8080, function () {
  console.log('Node.js listening on port 8080');
});

app.use(helmet());

// Static content
app.use(express.static(__dirname + '/static'));

var con = mysql.createConnection({
  host: "tcgsql",
  user: "fftcg",
  database: "fftcg",
  password: "juchie5OhH6eiQuujaoquievezoe9iXe",
});

con.connect(function(err) {
  if (err) throw err;
  console.log("Connected to TCGSQL!");
});

// Server logic
io.on('connection', function (socket) {
  console.log('a user connected');

  socket.on('disconnect', function(){
    // console.log('user disconnected');
  });

  socket.on('login', function(msg){
    console.log('message:', msg.uname, msg.password);

    const saltRounds = 13;
    bcrypt.hash(msg.password, saltRounds, function(err, hash) {
      con.query('INSERT INTO `users` (nick, pwd_hash) VALUES (\'' + msg.uname + '\', \'' + hash + '\');', function (err, result) {
        if (err) throw err;
        console.log("Result: " + result);
      });
    });

  });
});