protected override ValidationResult IsValid(object value, ValidationContext validationContext)
{
string[] AdmitedImageType = { "image/jpeg", "image/png" };
const int MAX_SIZE = 2;
ProductViewModelDTO product = (ProductViewModelDTO)validationContext.ObjectInstance;
float bytes = 1024;
float megabyte = 0;
if (product.UploadedFile == null)
{
return(ValidationResult.Success);
}
megabyte = (product.UploadedFile.ContentLength / bytes) / bytes;
if (!AdmitedImageType.Contains(product.UploadedFile.ContentType))
{
return(new ValidationResult("Solo puede introducir imagenes con formato JPG y PNG"));
}
if (megabyte > MAX_SIZE || megabyte > Section.MaxRequestLength)
{
return(new ValidationResult("El archivo no puede exceder los 2mb"));
}
return(ValidationResult.Success);
}
private Product GetEditedProduct(Product product, ProductViewModelDTO productViewModel)
{
product.Name = productViewModel.Product.Name;
product.ShoppingPrice = productViewModel.Product.ShoppingPrice;
product.SellingPrice = productViewModel.Product.SellingPrice;
product.CategoryId = productViewModel.Product.CategoryId;
product.StoreId = productViewModel.Product.StoreId;
product.Stock = productViewModel.Product.Stock;
product.MinimunStock = productViewModel.Product.MinimunStock;
product.Description = productViewModel.Product.Description;
product.ProviderId = productViewModel.Product.ProviderId;
return(product);
}
private ProductViewModelDTO CreateProductViewModel()
{
ProductViewModelDTO productViewModel = new ProductViewModelDTO()
{
Categories = dgrosStore.Categories.Where(p => p.State == STATE).ToList(),
Stores = dgrosStore.Stores.ToList(),
Product = new Product(),
Providers = dgrosStore.Providers.Where(p => p.State == STATE).ToList(),
Discounts = dgrosStore.Discounts.ToList()
};
return(productViewModel);
}
public ActionResult Edit(int id)
{
ProductViewModelDTO productViewModel = CreateProductViewModel();
Product productInDB = GetProduct(id);
if (productInDB == null)
{
return(HttpNotFound());
}
else
{
productViewModel.Product = productInDB;
return(View("SaveProduct", productViewModel));
}
}
public ActionResult Save(ProductViewModelDTO productView)
{
string url = "/Content/Images/Products/";
string defaultImageName = "prueba.jpg";
Image image;
productView.Product.State = STATE;
if (productView.Product.ProductId == 0)
{
if (!ModelState.IsValid)
{
return(View("SaveProduct", CreateProductViewModel()));
}
try
{
if (productView.UploadedFile != null)
{
image = CreateImageObject(productView.UploadedFile.FileName, url);
productView.Product = SetImageToProduct(productView.Product, image);
productView.UploadedFile.SaveAs(image.AbsolutePath);
}
else
{
productView.Product.Image = url + defaultImageName;
}
dgrosStore.Products.Add(productView.Product);
}
catch (Exception ex) { return(Content(ex.Message)); }
}
else
{
Product productInDb = GetProduct(productView.Product.ProductId);
if (productInDb == null)
{
return(View("SaveProduct", CreateProductViewModel()));
}
if (!ModelState.IsValid)
{
ProductViewModelDTO editproduct = CreateProductViewModel();
editproduct.Product = productInDb;
return(View("SaveProduct", editproduct));
}
productInDb = GetEditedProduct(productInDb, productView);
if (productView.UploadedFile != null)
{
image = CreateImageObject(productView.UploadedFile.FileName, url);
try
{
productInDb = SetImageToProduct(productInDb, image);
productView.UploadedFile.SaveAs(image.AbsolutePath);
}
catch (Exception ex)
{
return(Content(ex.Message));
}
}
}
try
{
dgrosStore.SaveChanges();
return(RedirectToAction("Index", "Product"));
}catch (Exception ex) { return(Content(ex.Message)); }
}
public ActionResult Create()
{
ProductViewModelDTO productViewModel = CreateProductViewModel();
return(View("SaveProduct", productViewModel));
}