app.js

const express = require('express')
const path = require('path');
const bodyParser = require('body-parser');
const app = express();
const port = 3000;
// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');
//setup public folder
app.use(express.static('./public'));
// parse application/x-www-form-urlencoded
app.use(bodyParser.urlencoded({ extended: false }));
// parse application/json
app.use(bodyParser.json());

app.get('/', function(req, res) {
    res.render('pages/home')
});

app.get('/links', function(req, res) {
    //array with items to send
    const items = [
        { name: 'node.js', url: 'https://nodejs.org/en/' },
        { name: 'ejs', url: 'https://ejs.co' },
        { name: 'expressjs', url: 'https://expressjs.com' },
        { name: 'reactjs', url: 'https://reactjs.org/' },
        { name: 'mongodb', url: 'https://www.mongodb.com/' }
    ];

    res.render('pages/links', {
        links: items
    })
});

app.get('/list', function(req, res) {
    //array with items to send
    const items = ['node.js', 'expressjs', 'ejs', 'javascript', 'bootstarp'];
    res.render('pages/list', {
        list: items
    })
});

app.get('/table', function(req, res) {
    //array with items to send
    const items = [
        { name: 'node.js', url: 'https://nodejs.org/en/' },
        { name: 'ejs', url: 'https://ejs.co' },
        { name: 'expressjs', url: 'https://expressjs.com' },
        { name: 'reactj', url: 'https://reactjs.org/' },
        { name: 'mongodb', url: 'https://www.mongodb.com/' }
    ];

    res.render('pages/table', {
        table: items
    })
});

//our alert message midleware
function messages(req, res, next) {
    let message;
    res.locals.message = message;
    next();
}

app.get('/form', messages, function(req, res) {
    res.render('pages/form');
});

app.post('/form', function(req, res) {
    const message = req.body;
    res.locals.message = message;
    res.render('pages/form');
});

app.listen(port, () => console.log(`App Started on port ${port}!`));