import { error } from "@sveltejs/kit";
import {
  getCommentsForVideo,
  getVideoBySlug,
  getVideoLikeStatus,
  getVideos,
  getArticles,
} from "$lib/services.js";

export async function load({ fetch, params, locals }) {
  const video = await getVideoBySlug(params.slug, fetch);

  const [comments, likeStatus, relatedVideos, featuredArticle] = await Promise.all([
    getCommentsForVideo(video.id, fetch),
    locals.authStatus.authenticated
      ? getVideoLikeStatus(video.id, fetch).catch(() => ({ liked: false }))
      : Promise.resolve({ liked: false }),
    video.tags?.length
      ? getVideos({ tag: video.tags[0], excludeId: video.id, limit: 5 }, fetch)
      : Promise.resolve({ items: [], total: 0 }),
    getArticles({ featured: true, limit: 1 }, fetch),
  ]);

  try {
    return {
      video,
      comments,
      authStatus: locals.authStatus,
      likeStatus,
      relatedVideos: relatedVideos.items,
      featuredArticle: featuredArticle.items[0] ?? null,
    };
  } catch {
    error(404, "Video not found");
  }
}