const { sequelize } = require('../config/database');

async function dropTables() {
  try {
    console.log('🔄 Dropping old grade tables...');
    
    await sequelize.query('DROP TABLE IF EXISTS grade_history');
    await sequelize.query('DROP TABLE IF EXISTS grade_summaries');
    await sequelize.query('DROP TABLE IF EXISTS grades');
    await sequelize.query('DROP TABLE IF EXISTS grade_items');
    await sequelize.query('DROP TABLE IF EXISTS grade_categories');
    await sequelize.query('DROP TABLE IF EXISTS leave_requests');
    
    console.log('✅ Tables dropped successfully');
    process.exit(0);
  } catch (error) {
    console.error('❌ Error dropping tables:', error.message);
    process.exit(1);
  }
}

dropTables();