app.js

const express = require('express');
const morgan = require('morgan');
const bodyParser = require('body-parser');
const session = require('express-session');
const SessionStore = require('connect-mongo');
const CrfProtection = require('csurf')();
const SetLocals = require('./middleware/set-locals');
const UserModel = require('./model/user-model');

const URL = 'mongodb://localhost:27017/myDatabase';

const app = new express();

app.use(morgan('Accessing :url with :method method. Sent status code :status in :response-time ms'));
app.use(bodyParser.urlencoded({ extended: true }));
app.use(bodyParser.json());
app.use(
    session({
        secret: 'WOLBORG',
        resave: false,
        saveUninitialized: false,
        store: SessionStore.create({
            mongoUrl: URL,
        }),
    })
);
app.use(CrfProtection);
app.use(SetLocals);

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

const productRoutes = require('./routes/productRoutes'),
    cartRoutes = require('./routes/cartRoutes'),
    orderRoutes = require('./routes/orderRoutes'),
    adminRoutes = require('./routes/adminRoutes'),
    homeRoute = require('./routes/homeRoutes'),
    errorRoutes = require('./routes/errorRoutes'),
    authRoutes = require('./routes/authRoutes');

app.use((req, res, next) => {
    if (!req.session.user) {
        return next();
    }

    UserModel.findById(req.session.user._id)
        .then((user) => {
            req.user = user;
            next();
        })
        .catch((err) => {
            console.error(err);
            next();
        });
});

app.use('/product', productRoutes);
app.use('/cart', cartRoutes);
app.use('/orders', orderRoutes);
app.use('/admin', adminRoutes);
app.use('/auth', authRoutes);
app.use(homeRoute);
app.use(errorRoutes);

module.exports = app;