public IActionResult Post([FromBody] CreatePresentationModel model)
        {
            var userId         = GetUserId();
            var presentationId = _presentationService.CreatePresentation(userId, model);

            return(Created(new Uri(Request.GetDisplayUrl()), presentationId));
        }
 public int CreatePresentation(int userId, CreatePresentationModel model)
 {
     return(_presentationRepository.CreatePresentation(userId, model.Name));
 }