コード例 #1
0
        public async Task <IActionResult> Update([FromForm] ProductModel model)
        {
            var server = _productService.CreateInstance();

            if (server != null)
            {
                if (!User.Identity.IsAuthenticated)
                {
                    return(Unauthorized());
                }

                if (!User.IsInRole("Admin"))
                {
                    return(Unauthorized());
                }
                var user = await _userManager.GetUserAsync(User);

                var transaction = _productService.Transaction(server);
                try
                {
                    var product = _productService.FindById(model.Id);
                    if (product == null)
                    {
                        return(NotFound());
                    }
                    var uploadResult = new ImageUploadResult();
                    if (model.Image != null)
                    {
                        using (var stream = model.Image.OpenReadStream())
                        {
                            _cloudinary.DeleteResources(ResourceType.Image, product.ImageId);
                            var uploadParams = new ImageUploadParams
                            {
                                File   = new FileDescription(model.Image.Name, stream),
                                Folder = "Products"
                            };
                            uploadResult = _cloudinary.Upload(uploadParams);
                        }
                    }

                    product.Description = model.Description;
                    product.ImageId     = uploadResult.PublicId != null ? uploadResult.PublicId : product.ImageId;
                    product.Image       = uploadResult.SecureUrl != null?uploadResult.SecureUrl.ToString() : product.Image;

                    product.Name         = model.Name;
                    product.Price        = Convert.ToDecimal(model.Price);
                    product.Quantity     = int.Parse(model.Quantity);
                    product.Availability = product.Quantity > 0 ? true : false;
                    product.Weight       = Convert.ToDecimal(model.Weight);
                    product.UpdateUser   = user.UserName;
                    product.UpdateDate   = DateTime.Now;
                    var newProduct = _productService.Update(product);

                    List <string> categoryList = new List <string>();
                    if (model.CategoryId[0] != null)
                    {
                        _productCategories.CreateInstance(instance: true, context: server);
                        var pCList = _productCategories.GetAll(c => c.Products_Id == newProduct.Id);
                        _productCategories.RemoveRange(pCList);
                        categoryList.AddRange(model.CategoryId.SelectMany(c => c.Split(",")).ToList());
                        newProduct.ProductsCategories = categoryList.Select(c => new ProductCategories
                        {
                            Categories_Id = int.Parse(c),
                            Products_Id   = newProduct.Id
                        }).ToList();
                        _productCategories.AddRange(newProduct.ProductsCategories);
                    }
                    transaction.Commit();
                    return(Ok());
                }
                catch (Exception e)
                {
                    transaction.Dispose();
                    var error    = e.InnerException != null ? e.InnerException.Message : e.Message;
                    var response = new
                    {
                        error = error
                    };
                    return(StatusCode(512, response));
                }
            }
            return(StatusCode(423));
        }