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 (X11; Linux x86_64) AppleWebKit/537.36 Chrome/120.0 Safari/537.36','Accept':'application/json,*/*'}
    }, r=>{
      let d=''; r.on('data',c=>d+=c); r.on('end',()=>res({status:r.statusCode,data:d}));
    }).on('error',rej).end();
  });
}

function buildVtexGraphqlUrl(host, operationName, hash, sender, provider, account) {
  // Now is ISO without ms
  const now = new Date().toISOString().replace(/\.\d+Z$/,'').replace('T',' ');
  const innerVars = {
    where: `active=true AND ((active_from < ${now}) AND (active_to > ${now}))`,
    account
  };
  const ext = {
    persistedQuery: {version:1, sha256Hash:hash, sender, provider},
    variables: Buffer.from(JSON.stringify(innerVars)).toString('base64')
  };
  const params = new URLSearchParams({
    workspace:'master', maxAge:'short', appsEtag:'remove',
    domain:'store', locale:'es-AR',
    operationName,
    variables:'{}',
    extensions: JSON.stringify(ext)
  });
  return `https://${host}/_v/public/graphql/v1?${params}`;
}

async function testCarrefour() {
  console.log('\n=== CARREFOUR GetPromotions ===');
  const url = buildVtexGraphqlUrl(
    'www.carrefour.com.ar', 'GetPromotions',
    'cdedb2142b133164ce61b85e94287592451ebee4a2fbede815e09336d40d29ae',
    'valtech.carrefourar-bank-promotions@0.x',
    'vtex.store-graphql@2.x',
    'carrefourar'
  );
  console.log('URL:', url.slice(0,120)+'...');
  const r = await httpGet(url);
  console.log('Status:', r.status, 'Size:', r.data.length);
  if (r.status === 200) {
    try {
      const d = JSON.parse(r.data);
      const promos = d?.data?.getPromotions || d?.data?.GetPromotions || d?.data?.promotions;
      console.log('data keys:', Object.keys(d?.data||{}));
      if (Array.isArray(promos)) {
        console.log('Promos count:', promos.length);
        console.log('First:', JSON.stringify(promos[0]).slice(0,500));
      } else {
        console.log('Full response:', JSON.stringify(d).slice(0,600));
      }
    } catch(e) { console.log('Parse err:', e.message, '| raw:', r.data.slice(0,300)); }
  } else {
    console.log('Error:', r.data.slice(0,300));
  }
}

async function testChangomas() {
  console.log('\n=== CHANGOMAS GetPromos ===');
  const url = buildVtexGraphqlUrl(
    'www.masonline.com.ar', 'GetPromos',
    '1a071ebc5dc407a3f65e687b0f4c0a3b8d12a0c45d8d11370075c3b2a505251c',
    'valtech.gdn-banks-promotions@0.x',
    'vtex.store-graphql@2.x',
    'masonlineprod'
  );
  console.log('URL:', url.slice(0,120)+'...');
  const r = await httpGet(url);
  console.log('Status:', r.status, 'Size:', r.data.length);
  if (r.status === 200) {
    try {
      const d = JSON.parse(r.data);
      console.log('data keys:', Object.keys(d?.data||{}));
      const promos = d?.data?.getPromos || d?.data?.GetPromos || d?.data?.promos;
      if (Array.isArray(promos)) {
        console.log('Promos count:', promos.length);
        console.log('First:', JSON.stringify(promos[0]).slice(0,500));
      } else {
        console.log('Full:', JSON.stringify(d).slice(0,600));
      }
    } catch(e) { console.log('Parse err:', e.message, '| raw:', r.data.slice(0,300)); }
  } else {
    console.log('Error:', r.data.slice(0,300));
  }
}

// Also test Disco/DIA - try to find account name via their page runtime
async function testDiscoAccountName() {
  console.log('\n=== DISCO account name discovery ===');
  const r = await httpGet('https://www.disco.com.ar/api/dataentities/JN/documents/bankDiscount?_fields=value,id&an=cencosud&_size=5');
  console.log('an=cencosud:', r.status, r.data.slice(0,100));
  const r2 = await httpGet('https://www.disco.com.ar/api/dataentities/JN/documents/bankDiscount?_fields=value,id&an=jumboargentina&_size=5');
  console.log('an=jumboargentina:', r2.status, r2.data.slice(0,150));
}

(async()=>{
  await testCarrefour();
  await testChangomas();
  await testDiscoAccountName();
})().catch(e=>console.error(e));