cornellb28/index.html

## index.html
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
    <title>Static Server</title>
    <link rel="stylesheet" href="./main.css" />
  </head>
  <body>
    <h1>This is a sample HTML file for testing the static file server.</h1>
    <script src="./main.js"></script>
  </body>
</html>

## main.css
html {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  font-size: 20px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  font-weight: 300;
  line-height: 1.7;
}
body {
  color: gold;
}

## main.js
document.addEventListener("DOMContentLoaded", () => {
  //sample JS file beinig sent to the server
  setTimeout(() => {
    document.body.style.color = "rebeccapurple";
  }, 2000);
});

## serve-static.js
//Create a server that can send back static files
const http = require("http");
const url = require("url");
const fs = require("fs");

//npm i mime-types
const lookup = require("mime-types").lookup;

const server = http.createServer((req, res) => {
  //handle the request and send back a static file
  //from a folder called `public`
  let parsedURL = url.parse(req.url, true);
  //remove the leading and trailing slashes
  let path = parsedURL.path.replace(/^\/+|\/+$/g, "");
  /**
   *  /
   *  /index.html
   *
   *  /main.css
   *  /main.js
   */
  if (path == "") {
    path = "index.html";
  }
  console.log(`Requested path ${path} `);

  let file = __dirname + "/public/" + path;
  //async read file function uses callback
  fs.readFile(file, function(err, content) {
    if (err) {
      console.log(`File Not Found ${file}`);
      res.writeHead(404);
      res.end();
    } else {
      //specify the content type in the response
      console.log(`Returning ${path}`);
      res.setHeader("X-Content-Type-Options", "nosniff");
      let mime = lookup(path);
      res.writeHead(200, { "Content-type": mime });
      // switch (path) {
      //   case "main.css":
      //     res.writeHead(200, { "Content-type": "text/css" });
      //     break;
      //   case "main.js":
      //     res.writeHead(200, { "Content-type": "application/javascript" });
      //     break;
      //   case "index.html":
      //     res.writeHead(200, { "Content-type": "text/html" });
      // }
      res.end(content);
    }
  });
});

server.listen(1234, "localhost", () => {
  console.log("Listening on port 1234");
});
	<!DOCTYPE html>
	<html lang="en">
	<head>
	<meta charset="UTF-8" />
	<meta name="viewport" content="width=device-width, initial-scale=1.0" />
	<meta http-equiv="X-UA-Compatible" content="ie=edge" />
	<title>Static Server</title>
	<link rel="stylesheet" href="./main.css" />
	</head>
	<body>
	<h1>This is a sample HTML file for testing the static file server.</h1>
	<script src="./main.js"></script>
	</body>
	</html>
	html {
	padding: 0;
	margin: 0;
	box-sizing: border-box;
	font-size: 20px;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
	Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
	font-weight: 300;
	line-height: 1.7;
	}
	body {
	color: gold;
	}
	document.addEventListener("DOMContentLoaded", () => {
	//sample JS file beinig sent to the server
	setTimeout(() => {
	document.body.style.color = "rebeccapurple";
	}, 2000);
	});
	//Create a server that can send back static files
	const http = require("http");
	const url = require("url");
	const fs = require("fs");

	//npm i mime-types
	const lookup = require("mime-types").lookup;

	const server = http.createServer((req, res) => {
	//handle the request and send back a static file
	//from a folder called `public`
	let parsedURL = url.parse(req.url, true);
	//remove the leading and trailing slashes
	let path = parsedURL.path.replace(/^\/+\|\/+$/g, "");
	/**
	* /
	* /index.html
	*
	* /main.css
	* /main.js
	*/
	if (path == "") {
	path = "index.html";
	}
	console.log(`Requested path ${path} `);

	let file = __dirname + "/public/" + path;
	//async read file function uses callback
	fs.readFile(file, function(err, content) {
	if (err) {
	console.log(`File Not Found ${file}`);
	res.writeHead(404);
	res.end();
	} else {
	//specify the content type in the response
	console.log(`Returning ${path}`);
	res.setHeader("X-Content-Type-Options", "nosniff");
	let mime = lookup(path);
	res.writeHead(200, { "Content-type": mime });
	// switch (path) {
	// case "main.css":
	// res.writeHead(200, { "Content-type": "text/css" });
	// break;
	// case "main.js":
	// res.writeHead(200, { "Content-type": "application/javascript" });
	// break;
	// case "index.html":
	// res.writeHead(200, { "Content-type": "text/html" });
	// }
	res.end(content);
	}
	});
	});

	server.listen(1234, "localhost", () => {
	console.log("Listening on port 1234");
	});