import CryptoJS from 'crypto-js';

const ENCRYPTION_KEY = process.env.ENCRYPTION_KEY || 'default-key-change-me-in-production';

export function encrypt(text) {
  if (!text) return null;
  return CryptoJS.AES.encrypt(text, ENCRYPTION_KEY).toString();
}

export function decrypt(encryptedText) {
  if (!encryptedText) return null;
  const bytes = CryptoJS.AES.decrypt(encryptedText, ENCRYPTION_KEY);
  return bytes.toString(CryptoJS.enc.Utf8);
}