import sql from 'mssql';
import 'dotenv/config';

const config = {
  server: process.env.MSSQL_SERVER || 'localhost',
  port: Number(process.env.MSSQL_PORT) || 1433,
  database: process.env.MSSQL_DATABASE || 'Mandant_3',
  user: process.env.MSSQL_USER,
  password: process.env.MSSQL_PASSWORD,
  options: {
    encrypt: process.env.MSSQL_ENCRYPT !== 'false',
    trustServerCertificate: process.env.MSSQL_TRUST_SERVER_CERTIFICATE !== 'false',
  },
};

async function main() {
  try {
    const pool = await sql.connect(config);
    
    const result = await pool.request().query(`
      SELECT 
        a.kArtikel as id, a.cArtNr as sku,
        CONVERT(BIGINT, a.bRowversion) as articleRV,
        MAX(CONVERT(BIGINT, abp.bRowversion)) as maxImageRV,
        CASE
          WHEN MAX(CONVERT(BIGINT, abp.bRowversion)) IS NOT NULL 
               AND MAX(CONVERT(BIGINT, abp.bRowversion)) > CONVERT(BIGINT, a.bRowversion)
          THEN MAX(CONVERT(BIGINT, abp.bRowversion))
          ELSE CONVERT(BIGINT, a.bRowversion)
        END as effectiveLastChanged
      FROM dbo.tArtikel a
      INNER JOIN dbo.tArtikelBeschreibung ab ON ab.kArtikel = a.kArtikel AND ab.kSprache = 1
      LEFT JOIN dbo.tArtikelbildPlattform abp ON abp.kArtikel = a.kArtikel AND abp.kShop = 1
      WHERE a.cAktiv = 'Y'
      GROUP BY a.kArtikel, a.cArtNr, a.bRowversion
      ORDER BY a.kArtikel
    `);
    
    console.log('Product effective lastChanged (with image RV for shop 1):');
    for (const row of result.recordset) {
      const diff = row.maxImageRV && row.maxImageRV > row.articleRV ? ' (IMAGE RV HIGHER!)' : '';
      console.log('  ID: ' + row.id + ', SKU: ' + row.sku + ', articleRV: ' + row.articleRV + ', maxImageRV: ' + (row.maxImageRV || 'none') + ', effective: ' + row.effectiveLastChanged + diff);
    }
    
    await pool.close();
  } catch (err) {
    console.error('Error:', err.message);
    process.exit(1);
  }
}

main();