export type IconDisplayMode = "default" | "original" | "hub";

export const normalizeIconDisplayMode = (
  value: unknown,
): IconDisplayMode => {
  if (value === "hub") return "hub";
  if (value === "default" || value === "false" || value === false) {
    return "default";
  }
  return "original";
};

export const isHubIconDisplayMode = (value: unknown): boolean =>
  normalizeIconDisplayMode(value) === "hub";

export const usesCustomTrainIcons = (value: unknown): boolean =>
  normalizeIconDisplayMode(value) !== "default";