// 检查百家号页面状态：登录态、页面文字、可用的数据入口
import { connect, attachPage, evaluate, saveJson } from './lib.mjs';

const cdp = await connect();
const hit = await attachPage(cdp, 'baijiahao.baidu.com');
if (!hit) { console.log('NO_BAIJIAHAO_TAB'); process.exit(1); }

const { sessionId } = hit;
await cdp.send('Runtime.enable', {}, sessionId).catch(() => {});

const info = await evaluate(cdp, sessionId, `(() => {
  const t = document.body ? document.body.innerText : '';
  return {
    url: location.href,
    title: document.title,
    textLen: t.length,
    textSample: t.slice(0, 3000),
    links: Array.from(document.querySelectorAll('a')).slice(0, 60).map(a => ({
      text: (a.innerText || '').trim().slice(0, 40),
      href: a.href
    })).filter(x => x.href)
  };
})()`);

saveJson('out/page-info.json', info);
console.log('URL=' + info.url.replace(/[^\x20-\x7E]/g, '?'));
console.log('TEXTLEN=' + info.textLen);
console.log('SAVED out/page-info.json');
process.exit(0);