const http = require('http');

function parseArgs() {
    const args = process.argv.slice(2);
    const options = {
        port: 3000,
        host: 'localhost'
    };

    for (let i = 0; i < args.length; i++) {
        if (args[i] === '--port' || args[i] === '-p') {
            options.port = parseInt(args[i + 1]) || 3000;
            i++;
        } else if (args[i] === '--host' || args[i] === '-h') {
            options.host = args[i + 1] || 'localhost';
            i++;
        } else if (args[i] === '--help') {
            console.log(`
Usage: node server.js [options]

Options:
  --port, -p   Port to run the server on (default: 3000)
  --host, -h   Host to bind the server to (default: localhost)
  --help       Show this help message
            `);
            process.exit(0);
        }
    }
    return options;
}

const options = parseArgs();

const server = http.createServer((req, res) => {
    let body = '';

    console.log(`\n${new Date().toISOString()} - ${req.method} ${req.url}`);
    console.log('Headers:', JSON.stringify(req.headers, null, 2));

    req.on('data', chunk => {
        body += chunk.toString();
    });

    req.on('end', () => {
        if (body) {
            try {
                const jsonBody = JSON.parse(body);
                console.log('Body:', JSON.stringify(jsonBody, null, 2));
            } catch {
                console.log('Body:', body);
            }
        }

        res.writeHead(200, {
            'Content-Type': 'application/json',
            'Access-Control-Allow-Origin': '*',
            'Access-Control-Allow-Methods': 'GET, POST, PUT, DELETE, PATCH, OPTIONS'
        });

        const response = {
            message: 'Request received',
            method: req.method,
            url: req.url,
            timestamp: new Date().toISOString()
        };

        res.end(JSON.stringify(response));
    });
});

server.listen(options.port, options.host, () => {
    console.log(`Webhook listener running on http://${options.host}:${options.port}`);

    process.on('SIGINT', () => {
        console.log('\nReceived CTRL+C - Shutting down server...');
        server.close(() => {
            console.log('Server closed');
            process.exit(0);
        });
    });
});