const configuration = require('src/config/configuration').getInstance()
const RequestRepository = require('src/request/request');
const Cache = require('src/tmdb/cache')
const TMDB = require('src/tmdb/tmdb')

const cache = new Cache()
const tmdb = new TMDB(cache, configuration.get('tmdb', 'apiKey'))
const request = new RequestRepository()

const tmdbMovieInfo = (id) => {
  return tmdb.movieInfo(id)
}

const tmdbShowInfo = (id) => {
  return tmdb.showInfo(id)
}

/**
 * Controller: POST a media id to be donwloaded
 * @param {Request} req http request variable
 * @param {Response} res
 * @returns {Callback}
 */
function submitRequestController(req, res) {
  // This is the id that is the param of the url
  const id = req.params.mediaId;
  const type = req.query.type ? req.query.type.toLowerCase() : undefined
  const ip = req.headers['x-forwarded-for'] || req.connection.remoteAddress;
  const user_agent = req.headers['user-agent'];
  const user = req.loggedInUser;
  let mediaFunction = undefined

  if (type === 'movie') {
    console.log('movie')
    mediaFunction = tmdbMovieInfo
  } else if (type === 'show') {
    console.log('show')
    mediaFunction = tmdbShowInfo
  } else {
    res.status(422).send({ success: false, error: 'Incorrect type. Allowed types: "movie" or "show"'})
  }

  if (mediaFunction === undefined) { res.status(200); return }

  mediaFunction(id)
    .then(tmdbMedia => request.requestFromTmdb(tmdbMedia, ip, user_agent, user))
    .then(() => res.send({ success: true, message: 'Media item successfully requested' }))
    .catch(err => res.status(500).send({ success: false, error: err.message }))
}

module.exports = submitRequestController;