node-http/index.js at master · XdithyX/node-http · GitHub

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const http = require('http');
const fs = require('fs')
const path = require('path')

const hostname = 'localhost';
const port = 3000;
//
const server = http.createServer((req, res) => {
    console.log("req for url "+ req.url +"by method "+ req.method);
    if (req.method=='GET')
  {  var fileurl

     if (req.url=='/')
    fileurl='/index.html'
    else
    fileurl=req.url

    var filepath= path.resolve('./public'+fileurl)
    var extname= path.extname(filepath)
    if(extname='.html')
    {
      fs.exists(filepath,(exists) =>{
        if(!exists)
        {
          res.statusCode = 404;
          res.setHeader('Content-Type', 'text/html');
          res.end('<html><body><h1>Error 404: ' + fileurl +
                      ' not found</h1></body></html>');
          return;
        }
        else {
         res.statusCode=200
         res.setHeader('Content-Type','text/html')
         fs.createReadStream(filepath).pipe(res)
        }
      })
    }
    else
    {
      res.statusCode = 404;
      res.setHeader('Content-Type', 'text/html')
      res.end('<html><body><h1>Error 404: ' + fileurl +
              ' not a HTML file</h1></body></html>')
    }
  }
  else
  {
    res.statusCode = 404;
    res.setHeader('Content-Type', 'text/html');
    res.end('<html><body><h1>Error 404: ' + req.method +
            ' not supported</h1></body></html>');
  }


})
server.listen(port, hostname, () => {
  console.log(`Server running at http://${hostname}:${port}/`);
});