index.js

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

const PORT = 8080;
const PUBLIC_DIR = path.join(__dirname, 'public');

const server = http.createServer((req, res) => {
    // Default to serving index.html if root URL is requested
    let filePath = req.url === '/' ? '/index.html' : req.url;
    filePath = path.join(PUBLIC_DIR, filePath);

    // Determine content type based on file extension
    const extname = path.extname(filePath);
    let contentType = 'text/html';
    switch (extname) {
        case '.js':
            contentType = 'application/javascript';
            break;
        case '.wasm':
            contentType = 'application/wasm';
            break;
        case '.css':
            contentType = 'text/css';
            break;
        case '.json':
            contentType = 'application/json';
            break;
        case '.png':
            contentType = 'image/png';
            break;
        case '.jpg':
            contentType = 'image/jpg';
            break;
    }

    // Read the file and serve it
    fs.readFile(filePath, (err, content) => {
        if (err) {
            if (err.code === 'ENOENT') {
                // If file not found, serve a 404
                res.writeHead(404, { 'Content-Type': 'text/html' });
                res.end('<h1>404 Not Found</h1>', 'utf-8');
            } else {
                // Server error
                res.writeHead(500);
                res.end(`Server error: ${err.code}`, 'utf-8');
            }
        } else {
            // Successful response
            res.writeHead(200, { 'Content-Type': contentType });
            res.end(content, 'utf-8');
        }
    });
});

server.listen(PORT, () => {
    console.log(`Server is running on http://localhost:${PORT}`);
});

// Arnim was here