get-title.ts

/*
Get title *and* color of a compute server you own.
This is mainly meant to be used for purchase history, etc.,
so the result is cached for a few minutes, and it's
an error if you don't own the server.
*/

import LRU from "lru-cache";
import { getTitle as getTitleViaApi } from "./api";

const cache = new LRU<
  number,
  { title: string; color: string; project_specific_id: number }
>({
  max: 1000,
  ttl: 1000 * 30,
});

export default async function getTitle(
  compute_server_id: number,
): Promise<{ title: string; color: string; project_specific_id: number }> {
  if (cache.has(compute_server_id)) {
    return cache.get(compute_server_id)!;
  }
  const x = await getTitleViaApi({ id: compute_server_id });
  cache.set(compute_server_id, x);
  return x;
}