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server.js
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server.js
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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(`Request for ${req.url} received.`);
let filePath = '.' + req.url;
if (filePath === './') {
filePath = 'index.html';
}
const extname = path.extname(filePath);
let contentType = 'text/html';
switch (extname) {
case '.js':
contentType = 'text/javascript';
break;
case '.css':
contentType = 'text/css';
break;
case '.png':
contentType = 'image/png';
break;
}
filePath = path.join(__dirname, filePath);
fs.readFile(filePath, (err, content) => {
if (err) {
if (err.code === 'ENOENT') {
res.writeHead(404, { 'Content-Type': 'text/html' });
res.end(`<h1>404 Not Found</h1><p>The requested URL ${req.url} was not found on this server.</p>`);
} else {
res.writeHead(500, { 'Content-Type': 'text/html' });
res.end(`<h1>500 Internal Server Error</h1><p>Sorry, an error occurred while processing your request.</p>`);
}
} else {
res.writeHead(200, { 'Content-Type': contentType });
res.end(content, 'utf-8');
}
});
});
server.listen(port, hostname, () => {
console.log(`Server running at http://${hostname}:${port}/`);
});