public ActionResult ProductDetail(int id) { var productDetail = productDetailService.Find(id); var productDetailDTO = AutoMapper.Mapper.Map <ICollection <PDetailDTO> >(productDetail); var product = productService.FindById(id); ViewBag.product = AutoMapper.Mapper.Map <ProductDTO>(product); var sizes = productDetailService.FindSizeByProduct(id); var colors = productDetailService.FindColorByProduct(id); ViewBag.size = AutoMapper.Mapper.Map <ICollection <SizeDTO> >(sizes); ViewBag.color = AutoMapper.Mapper.Map <ICollection <ColorDTO> >(colors); return(View(productDetailDTO)); }