import { isRomClassId, type ClassId } from "../app/characterCatalog";

export type CharacterStatRuleset = "wow" | "rom";

export function isCharacterStatRuleset(value: unknown): value is CharacterStatRuleset {
  return value === "wow" || value === "rom";
}

/** Missing or invalid saved/runtime values keep the historical WoW behavior. */
export function normalizeCharacterStatRuleset(
  value: unknown,
  classId: ClassId,
): CharacterStatRuleset {
  return value === "rom" && isRomClassId(classId) ? "rom" : "wow";
}