import { spawn } from 'child_process';
const node = process.execPath;
const child = spawn(node, ['server.js'], { stdio: ['pipe', 'pipe', 'inherit'] });
function sendRequest(tool, args = {}, id = 1) {
const req = { id, tool, args };
child.stdin.write(JSON.stringify(req) + '\n');
return new Promise((resolve, reject) => {
let buffer = '';
const onData = (chunk) => {
buffer += chunk.toString();
const lines = buffer.split('\n');
buffer = lines.pop();
for (const line of lines) {
if (!line.trim()) continue;
try {
const res = JSON.parse(line);
if (res.id === id) {
child.stdout.off('data', onData);
resolve(res);
}
} catch (err) {
// ignore parse errors for partial lines
}
}
};
child.stdout.on('data', onData);
// Timeout in case server doesn't respond
setTimeout(() => {
child.stdout.off('data', onData);
reject(new Error('timeout waiting for response'));
}, 5000);
});
}
(async () => {
const name = process.argv[2] || 'Alice';
try {
const res = await sendRequest('say_hello', { name }, 1);
console.log('Response from server:', res);
} catch (err) {
console.error('Error:', err);
} finally {
try { child.stdin.end(); } catch (e) {}
try { child.kill(); } catch (e) {}
}
})();
