server.js

'use strict';

const express = require('express');
const path = require('path');
const logger = require('morgan');
const cookieParser = require('cookie-parser');
const bodyParser = require('body-parser');

const routes = require('./routes/index');

const app = express();

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

app.use(logger('dev'));
app.use(bodyParser.json());
app.use(
  bodyParser.urlencoded({
    extended: false,
  })
);
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));

app.use('/', routes);

// catch 404 and forward to error handler
app.use(function(req, res, next) {
  const err = new Error('Not Found');
  err.status = 404;
  next(err);
});

// error handler
app.use(function(err, req, res, next) {
  if (err.status !== 404) {
    console.error(err);
  }

  res.status(err.status || 500);
  res.render('error', {
    message: err.message,
    error: {},
  });
});

module.exports = app;