public async Task<ActionResult> Add(SlideShowItemModel slideShowItemModel)
        {
            var slideShowItem = new DomainClasses.SlideShowItem()
            {
                Title = slideShowItemModel.Title,
                Image = slideShowItemModel.Image,
                Link = slideShowItemModel.Link,
                Order = slideShowItemModel.Order,
                Text = slideShowItemModel.Text
            };

            _slideShowService.Add(slideShowItem);

            await _dbContext.SaveChangesAsync();

            return Json(slideShowItem.Id);
        }
        public async Task<ActionResult> Edit(SlideShowItemModel slideShowItemModel)
        {
            var slideShowItem = new DomainClasses.SlideShowItem()
            {
                Id = slideShowItemModel.Id,
                Title = slideShowItemModel.Title,
                Image = slideShowItemModel.Image,
                Link = slideShowItemModel.Link,
                Order = slideShowItemModel.Order,
                Text = slideShowItemModel.Text
            };

            _slideShowService.Edit(slideShowItem);

            await _dbContext.SaveChangesAsync();

            return new HttpStatusCodeResult(HttpStatusCode.OK);
        }