type Translator = (key: string) => string

export function translateMaybeKey(t: Translator, value?: string, fallback = ''): string {
  if (!value) return fallback

  const candidate = value.trim()
  if (!candidate) return fallback

  const looksLikeKey = candidate.includes('.') && /^[A-Za-z0-9_.-]+$/.test(candidate)
  if (!looksLikeKey) return value

  const translated = t(candidate)
  return translated && translated !== candidate ? translated : value
}