Function decryptPromoCode

apps/web/src/lib/promoCreditEncryption.ts:30–36

(encrypted: string)

/**
 * Decrypts an encrypted promo code.
 * Used at runtime to decrypt promo codes stored in source.
 *
 * @param encrypted - Encrypted string in format iv:authTag:encrypted
 * @returns The original plaintext promo code
 */
export function decryptPromoCode(encrypted: string): string {
  if (
    process.env.NODE_ENV === 'test' ||
    (!CREDIT_CATEGORIES_ENCRYPTION_KEY_V2 && !CREDIT_CATEGORIES_ENCRYPTION_KEY)