movie-web/src/backend/metadata/search.ts

import { SimpleCache } from "@/utils/cache";
import { MediaItem } from "@/utils/mediaTypes";

import {
  formatTMDBMetaToMediaItem,
  formatTMDBSearchResult,
  multiSearch,
} from "./tmdb";
import { MWQuery } from "./types/mw";

const cache = new SimpleCache<MWQuery, MediaItem[]>();
cache.setCompare((a, b) => {
  return a.searchQuery.trim() === b.searchQuery.trim();
});
cache.initialize();

export async function searchForMedia(query: MWQuery): Promise<MediaItem[]> {
  if (cache.has(query)) return cache.get(query) as MediaItem[];
  const { searchQuery } = query;

  const data = await multiSearch(searchQuery);
  const results = data.map((v) => {
    const formattedResult = formatTMDBSearchResult(v, v.media_type);
    return formatTMDBMetaToMediaItem(formattedResult);
  });

  results.sort((a, b) => {
    if (a.poster === undefined) {
      return 1;
    }
    if (b.poster === undefined) {
      return -1;
    }
    return 0;
  });
  
  cache.set(query, results, 3600);
  // cache results for 1 hour
  return results;
}