/** @typedef {import("fastify").FastifyInstance} FastifyInstance */

import { eq } from "drizzle-orm";
import { db } from "../db/index.js";
import { users } from "../db/schemas.js";
import { authMiddleware } from "../modules/middleware.js";
import { getAccessToken, getCaptionText, getVideoCaptions, getVideosFromPlaylist } from "../utils/youtube.js";
/**
 * 
 * @param {FastifyInstance} fastify 
 * @param {unknown} _ 
 * @param {() => void} done 
 */
export const videoRoutes = (fastify, _, done) => {
  fastify.register(authMiddleware);

  fastify.get("/", async (request, response) => {
    try {
      const token = await getAccessToken(fastify, request);
      const [user] = await db.select().from(users).where(eq(users.id, request.session.user_id));
      const videos = await getVideosFromPlaylist(token, user.uploads_playlist_id);
      
      response.send({
        success: true,
        videos
      });
    } catch (e) {
      console.log(e);
    }
  });

  fastify.get("/captions/:video_id", async (request, response) => {
    try {

      const token = await getAccessToken(fastify, request);
      const captions_list = await getVideoCaptions(token.access_token, request.params.video_id);

      const caption = captions_list.filter(x => x.snippet.language === "en");

      if (caption.length === 0) {
        response.send({
          success: false,
          message: "Couldn't find caption"
        });
        return;
      }

      const caption_text = await getCaptionText(token.access_token, caption[0].id);

      response.send({
        captions_info: caption,
        captions: caption_text
      });
    } catch (e) {
      console.log(e);
    }
  });

  done();
};