/**
 * Fonction permettant de formater une réponse API
 * @param  {Object} req
 * @param  {Object} res
 * @param  {Functiont} next
 * @param  {Object} err
 * @param  {Object} response {code: Integer, res: Array/Object}
 */
const ResponseFormater = (req, res, next, err, response) => {
  if (err) {
    const code = err.errorCode || 500;

    res
      .status(Math.trunc(code))
      .json({
        code,
        message: err.message
      })
      .end();
  } else {
    switch (req.method) {
      case "GET":
        res
          .status(response ? 200 : 204)
          .json(response)
          .end();
        break;
      case "PATCH":
        res
          .status(200)
          .json(response)
          .end();
        break;
      case "DELETE":
        res
          .status(200)
          .json(response)
          .end();
        break;
      case "POST":
        res
          .status(201)
          .json(response)
          .end();
        break;
      default:
        next(new Error("Not implemented"));
        break;
    }
  }
};

export default ResponseFormater;