import { spawn } from 'node:child_process';

export function startProcess(command, args, options = {}) {
  const child = spawn(command, args, {
    cwd: options.cwd,
    env: { ...process.env, ...(options.env || {}) },
    shell: process.platform === 'win32',
    stdio: ['ignore', 'pipe', 'pipe'],
  });

  const output = [];
  child.stdout.on('data', (chunk) => output.push(chunk.toString()));
  child.stderr.on('data', (chunk) => output.push(chunk.toString()));

  child.once('exit', (code) => {
    if (code !== null && code !== 0) {
      output.push(`\nprocess exited with code ${code}\n`);
    }
  });

  return { child, output };
}

export async function stopProcess(child) {
  if (!child || child.killed) return;
  await new Promise((resolve) => {
    child.once('exit', resolve);
    child.kill(process.platform === 'win32' ? undefined : 'SIGTERM');
    setTimeout(() => {
      if (!child.killed) child.kill('SIGKILL');
      resolve();
    }, 5000).unref();
  });
}