import { isEncryptedField, type EncryptedField } from '@bytelyst/field-encrypt';
import { getEncryptor } from './field-encrypt.js';

export async function encryptTextField(
  value: string | undefined,
  userId: string,
  context: string,
): Promise<string | undefined> {
  if (value === undefined) return undefined;
  if (isEncryptedField(value)) return value as unknown as string;

  const encrypted = await getEncryptor().encrypt(value, { userId, context });
  return encrypted as unknown as string;
}

export async function decryptTextField(
  value: string | undefined,
  userId: string,
  context: string,
): Promise<string | undefined> {
  if (value === undefined) return undefined;
  if (!isEncryptedField(value)) return value;

  return getEncryptor().decrypt(value as unknown as EncryptedField, { userId, context });
}