import { ErrorCode } from "@batch-cooking/shared";
import i18n from "../i18n/i18n";

/**
 * Localized label for an {@link ErrorCode} returned by the admin API —
 * verbatim behaviour of apps/web's `ErrorMessageService`: reverse-maps the
 * numeric enum value to its member name (`4010` → `"INVALID_CREDENTIALS"`)
 * and looks it up under the `errors` namespace, falling back to
 * `INTERNAL_ERROR` for a code this client doesn't recognise.
 */
export class ErrorMessageService {
  public getLabel(code: ErrorCode): string {
    const memberName = ErrorCode[code] ?? ErrorCode[ErrorCode.INTERNAL_ERROR];
    return i18n.t(`errors.${memberName}`);
  }
}

/** Single shared instance — stateless. */
export const errorMessageService = new ErrorMessageService();