# Pastebin 1wDwo1JB
var express = require('express');
var util = require('util');

var app = express();

// Our base controller
const baseController = require('./controllers/base');

// This function will create custom controllers but will NOT initiate them
function GetController (controllerName) {
  var controller = require('./controllers/' + controllerName);
  return util.inherits(controller, baseController);
}

// My custom middleware
app.use(function (req, res, next) {
  req.GetController = GetController;
  next();
});

// A route
app.get('/', function (req, res) {
  // GetController will require ./controllers/user.js but will not init it (new)
  var userController = new req.GetController('user'); // We initialize User Controller

  userController.getUserById(100).then(function (userData) {
    res.send('Do something with data');
  });
})


// Start server
app.listen(8000);