import {
  CreditsResponse,
  MovieDb,
  MovieResponse,
  MovieResultsResponse,
  ShowResponse,
  TvResultsResponse,
} from "https://esm.sh/moviedb-promise@3.4.1";
import { createCache } from "@lib/cache.ts";
const moviedb = new MovieDb(Deno.env.get("TMDB_API_KEY") || "");

const CACHE_INTERVAL = 1000 * 60 * 24 * 30;
const cache = createCache("the-movie-db", { expires: CACHE_INTERVAL });

export const searchMovie = async (query: string, year?: number) => {
  const id = `query:moviesearch:${query}${year ? `-${year}` : ""}`;
  if (cache.has(id)) return cache.get(id) as MovieResultsResponse;
  const res = await moviedb.searchMovie({ query, year });
  cache.set(id, res);
  return res;
};

export const searchTVShow = async (query: string) => {
  const id = `query:tvshowsearch:${query}`;
  if (cache.has(id)) return cache.get(id) as TvResultsResponse;
  const res = await moviedb.searchTv({ query });
  cache.set(id, res);
  return res;
};

export const getMovie = async (id: number) => {
  const cacheId = `query:movie:${id}`;
  if (cache.has(cacheId)) return cache.get(cacheId) as MovieResponse;
  const res = await moviedb.movieInfo({ id });
  cache.set(cacheId, res);
  return res;
};

export const getSeries = async (id: number) => {
  const cacheId = `query:tvshow:${id}`;
  if (cache.has(cacheId)) return cache.get(cacheId) as ShowResponse;
  const res = await moviedb.tvInfo({ id });
  cache.set(cacheId, res);
  return res;
};

export const getMovieCredits = async (id: number) => {
  const cacheId = `query:moviecredits:${id}`;
  if (cache.has(cacheId)) return cache.get(cacheId) as CreditsResponse;
  const res = await moviedb.movieCredits(id);
  cache.set(cacheId, res);
  return res;
};

export const getSeriesCredits = async (id: number) => {
  const cacheId = `query:tvshowcredits:${id}`;
  if (cache.has(cacheId)) return cache.get(cacheId) as CreditsResponse;
  const res = await moviedb.tvCredits(id);
  cache.set(cacheId, res);
  return res;
};

export function getMovieGenre() {
  return moviedb.genreTvList();
}

export async function getMoviePoster(id: string): Promise<ArrayBuffer> {
  const posterUrl = `https://image.tmdb.org/t/p/original/${id}`;
  const response = await fetch(posterUrl);
  const poster = await response.arrayBuffer();
  return poster;
}