public async Task <IActionResult> Add()
        {
            var allcars = await this.carService.All();

            AdminAddPartFormModel model = new AdminAddPartFormModel
            {
                Cars = allcars
            };

            return(View(model));
        }
        public async Task <IActionResult> Edit(AdminAddPartFormModel part)
        {
            await this.service.EditPart(part.Id, part.Name, part.Price, part.Quantity, part.CarId, part.ImageUrl);

            return(this.RedirectToAction(nameof(All)));
        }