public ActionResult Delete(DeletePresentationInputModel input)
 {
     var command = new DeletePresentationCommand(
         IdUtil.CreateId("presentations", input.Id.ToString()));
     commandInvoker.Execute(command);
     return RedirectToAction("Mine");
 }
        public async Task <ActionResult> DeletePresentation(int id)
        {
            var command = new DeletePresentationCommand
            {
                Id = id
            };

            return(Ok(await Mediator.Send(command)));
        }