const db = require('./backend/db-sqlite');
async function check() {
  try {
    const result = await db.query("SELECT name FROM sqlite_master WHERE type='table' ORDER BY name");
    console.log('Tables:', result.rows.map(r => r.name).join(', '));
    
    // Check key tables
    const keyTables = ['logistics_companies', 'purchase_orders', 'payment_plans', 'executions', 'payment_nodes', 'payment_records', 'purchase_requests', 'returns', 'budget_projects', 'exchange_rates', 'customers', 'users'];
    for (const t of keyTables) {
      try {
        const r = await db.query(`SELECT COUNT(*) as cnt FROM ${t}`);
        console.log(`  ${t}: ${r.rows[0].cnt} rows`);
      } catch(e) {
        console.log(`  ${t}: MISSING - ${e.message}`);
      }
    }
  } catch(e) {
    console.log('Error:', e.message);
  }
  process.exit();
}
check();