const puppeteer = require('puppeteer');

async function debugBenchmark() {
  const browser = await puppeteer.launch({
    headless: 'new',
    args: ['--no-sandbox', '--disable-setuid-sandbox']
  });

  const page = await browser.newPage();
  await page.setUserAgent('Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36');

  console.log('Loading CPU benchmark page...');
  await page.goto('https://www.cpubenchmark.net/cpu_list.php', {
    waitUntil: 'networkidle2',
    timeout: 60000
  });

  console.log('\n=== CHECKING MAIN TABLE ===');

  const mainTable = await page.evaluate(() => {
    // Find the main data table - it's usually the one with the most rows
    const tables = Array.from(document.querySelectorAll('table'));
    const mainTable = tables.reduce((largest, table) => {
      const rowCount = table.querySelectorAll('tr').length;
      const largestCount = largest?.querySelectorAll('tr').length || 0;
      return rowCount > largestCount ? table : largest;
    });

    if (!mainTable) return null;

    // Get first row to understand structure
    const firstDataRow = mainTable.querySelector('tr:nth-child(2), tbody tr:first-child');
    const cells = firstDataRow?.querySelectorAll('td, th');

    const firstRowData = cells ? Array.from(cells).map(c => c.textContent.trim()) : [];

    // Try to extract data using different methods
    const rows = mainTable.querySelectorAll('tr');
    const method1 = []; // Using td only
    const method2 = []; // Using specific columns

    for (let i = 0; i < Math.min(5, rows.length); i++) {
      const tds = rows[i].querySelectorAll('td');
      if (tds.length >= 2) {
        method1.push({
          cpu: tds[0]?.textContent?.trim(),
          score: tds[1]?.textContent?.trim()
        });
      }
    }

    return {
      firstRowData,
      method1
    };
  });

  console.log('First row data:', mainTable.firstRowData);
  console.log('\nMethod 1 (td[0] = name, td[1] = score):');
  mainTable.method1.forEach((row, i) => {
    console.log(`  ${i}: ${row.cpu} = ${row.score}`);
  });

  await browser.close();
}

debugBenchmark().catch(console.error);