const db = require('./backend/db-sqlite');
async function fix() {
  const fixes = [
    // return_records - applicant column
    "ALTER TABLE return_records ADD COLUMN applicant TEXT DEFAULT ''",
    "ALTER TABLE return_records ADD COLUMN department TEXT DEFAULT ''",
    "ALTER TABLE return_records ADD COLUMN approver TEXT DEFAULT ''",
    "ALTER TABLE return_records ADD COLUMN status TEXT DEFAULT 'pending'",
    
    // payment_requests table (needed by payment_plans)
    `CREATE TABLE IF NOT EXISTS payment_requests (
      id INTEGER PRIMARY KEY AUTOINCREMENT,
      code TEXT DEFAULT '',
      payment_type TEXT DEFAULT '',
      purchase_order_id INTEGER DEFAULT 0,
      amount REAL DEFAULT 0,
      currency TEXT DEFAULT 'CNY',
      applicant TEXT DEFAULT '',
      request_date TEXT DEFAULT '',
      status TEXT DEFAULT 'pending',
      created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
      updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
    )`,
    
    // payment_plans - add missing columns used by route
    "ALTER TABLE payment_plans ADD COLUMN stage TEXT DEFAULT ''",
    "ALTER TABLE payment_plans ADD COLUMN planned_date TEXT DEFAULT ''",
    "ALTER TABLE payment_plans ADD COLUMN planned_amount REAL DEFAULT 0",
    "ALTER TABLE payment_plans ADD COLUMN planned_percentage REAL DEFAULT 0",
    "ALTER TABLE payment_plans ADD COLUMN actual_amount REAL DEFAULT 0",
    "ALTER TABLE payment_plans ADD COLUMN actual_date TEXT DEFAULT ''",
    "ALTER TABLE payment_plans ADD COLUMN payment_request_id INTEGER",
    "ALTER TABLE payment_plans ADD COLUMN currency TEXT DEFAULT 'CNY'",
    "ALTER TABLE payment_plans ADD COLUMN updated_at DATETIME DEFAULT CURRENT_TIMESTAMP",
    
    // projects - add more
    "ALTER TABLE projects ADD COLUMN created_at DATETIME DEFAULT CURRENT_TIMESTAMP",
    "ALTER TABLE projects ADD COLUMN updated_at DATETIME DEFAULT CURRENT_TIMESTAMP",
  ];
  
  for (const sql of fixes) {
    try {
      await db.query(sql);
      console.log('OK:', sql.substring(0, 70));
    } catch(e) {
      const msg = e.message || '';
      if (msg.includes('duplicate') || msg.includes('already exists')) {
        console.log('SKIP:', sql.substring(0, 70));
      } else {
        console.log('ERR:', msg.substring(0, 100));
      }
    }
  }
  console.log('\nDone!');
  process.exit();
}
fix();