const http = require("http");

const Path = require("path");

const fs = require("fs");

var url = require('url');

var server = http.createServer(function (req, res) {

const fileName = Path.resolve(__dirname, "." + url.parse(req.url).pathname);

const extName = Path.extname(fileName).substr(1);

if (fs.existsSync(fileName)) {

var mimeTypeMap = {

html: 'text/html;charset=utf-8',

htm: 'text/html;charset=utf-8',

xml: "text/xml;charset=utf-8",

css: "text/css;charset=utf-8",

txt: "text/plain;charset=utf-8",

js: "text/javascript",

png: "image/png",

jpg: "image/jpeg",

jpeg: "image/jpeg",

gif: "image/gif",

ico: "image/x-icon"

}

if (mimeTypeMap[extName]) {

res.setHeader('Content-Type', mimeTypeMap[extName]);

}

var stream = fs.createReadStream(fileName);

stream.pipe(res);

} else {

res.writeHead(404, { 'Content-Type': 'text/plain' });

res.write('404 Not Found');

res.end();

}

});

server.listen(8090);