server.js

const express = require('express')
const hbs = require('hbs')
const fs = require('fs')
const port = process.env.PORT || 3000;
var app = express();

hbs.registerPartials(__dirname + '/views/partials')
app.set('view engine','hbs')

app.use((req, res, next) => {
    var now = new Date().toString();
    var log = `${now}: ${req.method} ${req.url}`
        console.log('Log : ',log);

    fs.appendFile('server.log', log + '\n', (err)=> {
        console.log('Unable to append to server.log')
    })
    next();
})

// app.use((req, res, next)=> {
//     res.render('maintenance.hbs',{
//         pageTitle : 'Maintenance Mode'
//     })
// });

app.use(express.static(__dirname + '/public'))

hbs.registerHelper('getCurrentYear',() =>{
    return new Date().getFullYear()
})

hbs.registerHelper('screamIt',(text) =>{
    return text.toUpperCase()
})

app.get('/' , (req,res) => {
    res.render('home.hbs',{
        pageTitle : 'Home Page',
        welcomeMessage : ' Welcome :) !'
    })
})

app.get('/about', (req,res) =>{
    res.render('about.hbs',{
        pageTitle : 'About Page',
    })
})

app.get('/bad', (req,res) =>{
    res.send({
        'ErrorMessage' : "Booom"
    })
})

app.get('/projects', (req, res) => {
    res.render('projects.hbs',{
        pageTitle : "Projects"
    })
})

app.listen(port, () => {
    console.log(`server is up on port ${port}`)
});