export interface DungeonLeaderboardDifficultyRule {
  readonly bossIds: readonly string[];
  readonly finalBossId: string;
  readonly finalBossIds?: readonly string[];
}

export function leaderboardFinalBossIds(rule: DungeonLeaderboardDifficultyRule): readonly string[] {
  return rule.finalBossIds?.length ? rule.finalBossIds : [rule.finalBossId];
}

export function isLeaderboardFullClear(
  rule: DungeonLeaderboardDifficultyRule,
  killedBossIds: readonly string[],
): boolean {
  return rule.finalBossIds?.length
    ? rule.finalBossIds.some((id) => killedBossIds.includes(id))
    : rule.bossIds.every((id) => killedBossIds.includes(id));
}