const browser = require('../browser');

module.exports = async ({ selector, attributes = [] }) => {
  if (!selector) throw new Error('Selector é obrigatório');
  await browser.start();
  const attrs = Array.isArray(attributes) ? attributes : [];
  const elements = await browser.evaluateJS(({ sel, attrs: a }) => {
    return Array.from(document.querySelectorAll(sel)).map(el => {
      const data = { text: (el.innerText || el.textContent || '').trim() };
      a.forEach(attr => data[attr] = el.getAttribute(attr));
      return data;
    });
  }, { sel: selector, attrs });
  return { success: true, action: 'extract_elements', count: elements.length, elements };
};