public async Task <IActionResult> Edit(InstructorResponseViewModel viewModel)
        {
            IActionResult result = View();

            if (ModelState.IsValid)
            {
                using (var httpClient = ClientFactory.CreateClient("GeorestApi"))
                {
                    try
                    {
                        var georestClient = new GeorestClient(httpClient.BaseAddress.ToString(), httpClient);
                        await georestClient.UpdateInstructorResponseAsync((int)viewModel.Id, Mapper.Map <InstructorResponseInputViewModel>(viewModel));

                        result = RedirectToAction(nameof(Index));
                    }
                    catch (SwaggerException se)
                    {
                        ModelState.AddModelError("", se.Message);
                    }
                }
            }

            return(result);
        }