import { type Request, type Response } from "express";
import UserModel, { values } from '../models/userModel';
import MediaModel, { Table } from '../models/mediaModel';

/**
 * mediaController.js
 *
 * @description :: Server-side logic for managing movies and series.
 */
export default {

  /**
   * mediaController.list()
   */
  list: function (req: Request, res: Response) {
    const mediaTable = req.baseUrl.includes('movies') ? Table.movies : Table.series;

    MediaModel.find(mediaTable)
      .then(media => {
        return res.json(media);
      })
      .catch(err => {
        return res.status(500).json({
          message: 'Error when getting media.',
          error: err
        });
      });
  },

  /**
   * mediaController.create()
   */
  create: async function (req: Request, res: Response) {
    const mediaCode = req.body.code;

    const omdb_key = await UserModel.getValue(values.omdb_key);

    if (!omdb_key) {
      return res.status(500).json({ message: 'Error when creating media' });
    }

    try {
      const mediaTable = req.baseUrl.includes('movies') ? Table.movies : Table.series;
      const mediaFound = await MediaModel.findOne(mediaTable, mediaCode);
      if (mediaFound) {
        return res.status(409).json({ message: 'Media already exists' });
      }

      const uri = `http://www.omdbapi.com/?i=${mediaCode}&apikey=${omdb_key}`;
      const mJson = await fetch(uri);
      const mData = await mJson.json();

      if (mData.Response == 'False') {
        return res.status(404).json({ message: 'wrong code' });
      }

      const media = {
        code: mediaCode,
        title: mData.Title,
        released: mData.Released,
        webImg: mData.Poster,
      };

      const savedMedia = await MediaModel.save(mediaTable, mediaCode, mData.Title, mData.Released, mData.Poster);
      return res.status(201).json(media);
    } catch (err) {
      return res.status(500).json({ message: 'Error when creating media' });
    }
  },

  /**
   * mediaController.delete()
   */
  remove: async function (req: Request, res: Response) {
    const code = req.body.code;

    try {
      const mediaTable = req.baseUrl.includes('movies') ? Table.movies : Table.series;
      const media = await MediaModel.findOneAndDelete(mediaTable, code);
      if (!media) {
        return res.status(404).json({ message: 'No such media' });
      }

      return res.status(204).json();
    }
    catch (err) {
      return res.status(500).json({ message: 'Error when deleting the media.' });
    }
  },
};