11-web-apps-exercise.js

const express = require('express') // A framework for web applications (handles URLs, responses, APIs, errors, middleware, etc.)
const ngrok = require('ngrok'); // A tunnel library to host your local application to the world
const app = express() // Instantiate your app
const port = 3000 // Define the port your app should be available on

app.get('/', function (req, res) {
	res.send('Welcome to the home page!')
});

app.get('/hello', function (req, res) {
	let favoriteNumber = 5
	favoriteNumber = favoriteNumber * 2
	res.send('Oh, hey there! My favorite number is ' + favoriteNumber)
});

// Add a route available @ /joke which takes an array of jokes, picks a random one and returns it to the page
/*
	Hint:
	Instead of 'res.send' which returns basic text, we want to return JSON since we're building an API

	Your route should end with something like this:
	res.json({
		result: randomJoke
	});
*/

app.get('/joke', function (req, res) {
	const jokes = [
		'Past, present, and future walked into a bar.... It was tense.',
		'Why are fish easy to weigh? Because they have their own scales.',
		'A horse walks into a bar. The bar tender says "Hey." The horse says "Sure."',
		'How does Darth Vader like his toast? On the dark side.',
		'What does a clock do when it\'s hungry? It goes back four seconds!',
		'Did you hear that the police have a warrant out on a midget psychic ripping people off? It reads “Small medium at large.”',
		'I\'ll tell you what often gets over looked... garden fences.',
		'I met this girl on a dating site and, I don\'t know, we just clicked.',
		'What did the Dorito farmer say to the other Dorito farmer? Cool Ranch!',
		'Someone broke into my house last night and stole my limbo trophy. How low can you go?'
	]
	const randomNumber = Math.floor(Math.random() * jokes.length);
	const randomJoke = jokes[randomNumber]
	res.json({
		result: randomJoke
	});
});

app.listen(port, function () { // Serve your app locally
	console.log('App running on: http://localhost:3000');
});

(async function() { // Serve your app to the world
	console.log(`App running on: ${await ngrok.connect(port)}`)
})();