const http = require('http')
const fs = require('fs')
const url = require('url')

const sendMyFile = (file, res) => {
	fs.readFile(file, (err, data) => {
		if (!err) {
			res.writeHead(200, {
				'content-type': 'text/html; charset=utf-8'
			})
			res.end(data)
		}
		else
			res.writeHead(404).end('file not found')
	})
}

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

	let pathName = url.parse(req.url).pathname

	if (req.method === "GET") {
		if (pathName === "/")
			sendMyFile("index.html", res)
		else if (pathName === "/index.html")
			sendMyFile("index.html", res)
		else
			res.writeHead(404).end('wrong url')
	}
})

server.get('/', (req, res) => {
	res.sendFile(__dirname + "/" + "index.html")
})

const port = 3000
server.listen(port, console.log(`listening on port ${port} with express`));