const https = require('https');
function httpGet(url) {
  return new Promise((res,rej)=>{
    const u=new URL(url);
    https.request({hostname:u.hostname,path:u.pathname+u.search,headers:{'User-Agent':'Mozilla/5.0','Accept':'*/*'}},r=>{
      let d=''; r.on('data',c=>d+=c); r.on('end',()=>res({status:r.statusCode,data:d}));
    }).on('error',rej).end();
  });
}
function nowIso() { return new Date().toISOString().replace(/\.\d+Z$/,''); }
function buildVtexGraphqlUrl(host, operationName, hash, sender, account) {
  const now = nowIso();
  const innerVars = {where:`active=true AND ((active_from < ${now}) AND (active_to > ${now}))`,account};
  const ext = {persistedQuery:{version:1,sha256Hash:hash,sender,provider:'vtex.store-graphql@2.x'},variables:Buffer.from(JSON.stringify(innerVars)).toString('base64')};
  const params = new URLSearchParams({workspace:'master',maxAge:'short',appsEtag:'remove',domain:'store',locale:'es-AR',operationName,variables:'{}',extensions:JSON.stringify(ext)});
  return `https://${host}/_v/public/graphql/v1?${params}`;
}
function docsToObjects(docs) {
  return docs.map(doc => {
    const o = {};
    (doc.fields||[]).forEach(f => o[f.key]=f.value);
    return o;
  });
}

(async()=>{
  // Carrefour
  const cr = await httpGet(buildVtexGraphqlUrl('www.carrefour.com.ar','GetPromotions','cdedb2142b133164ce61b85e94287592451ebee4a2fbede815e09336d40d29ae','valtech.carrefourar-bank-promotions@0.x','carrefourar'));
  const cdocs = docsToObjects(JSON.parse(cr.data)?.data?.documents||[]);
  console.log('=== CARREFOUR all field keys ===');
  const ckeys = [...new Set(cdocs.flatMap(d=>Object.keys(d)))];
  console.log(ckeys.join(', '));
  console.log('\nSample validTexts:');
  cdocs.slice(0,10).forEach(d=>console.log(' -', d.discount_percentage+'%', '|', d.validText, '|', d.title?.slice(0,60)));

  // Changomas
  const mr = await httpGet(buildVtexGraphqlUrl('www.masonline.com.ar','GetPromos','1a071ebc5dc407a3f65e687b0f4c0a3b8d12a0c45d8d11370075c3b2a505251c','valtech.gdn-banks-promotions@0.x','masonlineprod'));
  const mdocs = docsToObjects(JSON.parse(mr.data)?.data?.documents||[]);
  console.log('\n=== CHANGOMAS all field keys ===');
  const mkeys = [...new Set(mdocs.flatMap(d=>Object.keys(d)))];
  console.log(mkeys.join(', '));
  console.log('\nSample validTexts:');
  mdocs.slice(0,10).forEach(d=>console.log(' -', d.discount_percentage+'%', '|', d.validText, '|', d.title?.slice(0,60)));

  // Check if there are legals fields
  const cWithLegals = cdocs.filter(d=>d.legal || d.legals || d.legal_text || d.text_legal);
  console.log('\nCarrefour docs with legal field:', cWithLegals.length);
  if (cWithLegals.length) console.log('  keys:', Object.keys(cWithLegals[0]).join(', '));

  // Full sample
  console.log('\n=== CARREFOUR doc 1 full ===');
  console.log(JSON.stringify(cdocs[0],null,2).slice(0,1000));
  console.log('\n=== CHANGOMAS doc 1 full ===');
  console.log(JSON.stringify(mdocs[0],null,2).slice(0,1000));
})().catch(e=>console.error(e));