private void AddBarcode()
{
try
{
var barcode = new Barcode {Barcode1 = Barcode};
var productWithThisBarcode = productsViewModel.AllProducts.FirstOrDefault(x => x.Barcodes.Any(y => y.Barcode1 == barcode.Barcode1));
if (productWithThisBarcode != null)
{
throw new ArgumentException($"Продуктът \"{productWithThisBarcode.Name}\" вече използва въведеният баркод.");
}
Product.Barcodes.Add(barcode);
databaseHandlerService.AddBarcodeAsync(product, barcode);
Barcode = null;
productsViewModel.UpdateProduct(product);
var notifySuccessEvent = eventAggregator.GetEvent<NotifyOnSuccessEvent>();
notifySuccessEvent.Publish("Баркодът е добавен успешно.");
}
catch (Exception ex)
{
var notifyErrorEvent = eventAggregator.GetEvent<NotifyOnErrorEvent>();
notifyErrorEvent.Publish(ex.Message);
}
}
public void AddBarcodeAsync(Product originalProduct, Barcode barcode)
{
using (var worker = new BackgroundWorker())
{
worker.DoWork += (object sender, DoWorkEventArgs e) =>
{
using (var context = new EugenieEntities(connectionStringAsString))
{
var product = context.Products.FirstOrDefault(x => x.ID == originalProduct.ID);
product.Barcodes.Add(barcode);
context.SaveChanges();
}
};
worker.RunWorkerAsync();
}
}
