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}`;
    fs.appendFile('server.log', log + '\n', (err) => {
        if(err){
            console.log('Unable to append to server.log');
        }
    });
    console.log(log);
    next();
});
app.use((req, res, next) => {
    res.render('maintenance.hbs');
});
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.send('<h1>Hello Express</h1>');
    res.render('home.hbs', {
        pageTitle:'Home',
        welcomeMessage:'Hey Welcome to The home page'
    });
});
app.get('/about',(req, res) => {
    res.render('about.hbs', {
        pageTitle:'About Page',
    });
} );

app.get('/bad', (req, res) => {
    res.send({
        errorMessage:"Unable to fulfill request",
    });
});
app.listen(port, () =>{
    console.log(`Server is up and running on ${port}`);
});