// Talen van de Publieke Website (CMS). Pure helpers zonder Node-imports,
// zodat ook client components ze kunnen gebruiken.

export const LANGS = ["nl", "en", "de"] as const;
export type Lang = (typeof LANGS)[number];
export const DEFAULT_LANG: Lang = "nl";

export const LANG_LABELS: Record<Lang, string> = {
  nl: "Nederlands",
  en: "English",
  de: "Deutsch",
};

export function isLang(value: unknown): value is Lang {
  return typeof value === "string" && (LANGS as readonly string[]).includes(value);
}