app.js

const express = require('express');
const session = require('express-session');

const path = require('path');
const dotenv = require('dotenv').config();
const cookieParser = require('cookie-parser');
const bodyParser = require('body-parser');
//const promisify = require('es6-promisify');
const flash = require('connect-flash');
const expressValidator = require('express-validator');
const routes = require('./routes/index');
const helpers = require('./helpers');
const errorHandlers = require('./handlers/errorHandlers');

// create our Express app
const app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'pug');
app.use(express.static(path.join(__dirname, 'public')));

// Takes the raw requests and turns them into usable properties on req.body
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: true }));

app.use(expressValidator());

// populates req.cookies with any cookies
app.use(cookieParser());

// pass variables to our templates + all requests
app.use((req, res, next) => {
  res.locals.h = helpers;
  res.locals.currentPath = req.path;
  next();
});

//app.use((req, res, next) => {
//  req.login = promisify(req.login, req);
//  next();
//});

app.use('/', routes);

// If that above routes didnt work, we 404 them and forward to error handler
app.use(errorHandlers.notFound);

if (app.get('env') === 'development') {
  /* Development Error Handler - Prints stack trace */
  app.use(errorHandlers.developmentErrors);
}

// production error handler
app.use(errorHandlers.productionErrors);

module.exports = app;