index.js

const http = require("http")
const fs = require("fs")
const path = require("path")
require("dotenv").config()

const PORT = process.env.PORT || 3000

const server = http.createServer((req, res) => {
			// STATIC ROUTING

	// if (req.url === "/") {
	// 	fs.readFile(path.join(__dirname, "public", "index.html"), (err, data) => {
	// 		if (err) throw err;
	// 		res.writeHead(200, {"Content-Type": "text/html"});
	// 		res.end(data)
	// 	})
	// }

	// else if (req.url === "/about") {
	// 	fs.readFile(path.join(__dirname, "public", "about.html"), (err, data) => {
	// 		if (err) throw err;
	// 		res.writeHead(200, {"Content-Type": "text/html"});
	// 		res.end(data)
	// 	})
	// }

	// else if (req.url === "/contact") {
	// 	fs.readFile(path.join(__dirname, "public", "contact.html"), (err, data) => {
	// 		if (err) throw err;
	// 		res.writeHead(200, {"Content-Type": "text/html"});
	// 		res.end(data)
	// 	})
	// }

			// DYNAMIC ROUTING
	let filePath = path.join(__dirname, "public", req.url === "/" ? "index.html" : req.url + ".html")

	fs.readFile(filePath, (err, data) => {
		if (err) {
			res.writeHead(404, {"Content-Type": "text/html"});
			res.end("<h1>404 Not Found!</h1>");
		}
		else {
			res.writeHead(200, {"Content-Type": "text/html"});
			res.end(data)
		}
	})
})

server.listen(PORT, () => console.log(`Server is running successfully on port ${PORT}`))