blitzkit/packages/core/src/blitz/getAccountAchievements.ts

import { fetchBlitz } from "./fetchBlitz";
import { normalizeIds } from "./normalizeIds";
import { Region } from "./regions";

interface IndividualAccountAchievements {
  achievements: {
    [achievement: string]: number;
  };
  max_series: {
    [achievement: string]: number;
  };
}

export interface AccountAchievements {
  [id: number]: IndividualAccountAchievements;
}

export async function getAccountAchievements<
  Ids extends number | number[],
  ReturnType = Ids extends number
    ? IndividualAccountAchievements
    : IndividualAccountAchievements[],
>(region: Region, ids: Ids) {
  const object = await fetchBlitz<AccountAchievements>(
    region,
    "account/achievements",
    { account_id: normalizeIds(ids) }
  );

  if (typeof ids === "number") {
    return object[ids as number] as ReturnType;
  } else {
    return ids.map((id) => object[id]) as ReturnType;
  }
}