public ProductsListViewModel()
{
if (DesignerProperties.GetIsInDesignMode(
new System.Windows.DependencyObject())) return;
try
{
var products = db.Products.ToList();
Products = new ObservableCollection<Product>(products);
}
catch (Exception ex)
{
logger.Error(ex.Message.ToString());
}
_newProduct = new Product();
_searchResults = new ObservableCollection<Product>();
DeleteProductCommand = new RelayCommand<Product>(onDeleteProduct);
UpdateProductCommand = new RelayCommand<Product>(onUpdateProduct);
AddProductCommand = new RelayCommand<Product>(onAddProduct);
FindProductsCommand = new RelayCommand<string>(onFindProducts);
}
public void onDeleteProduct(Product prod)
{
if (prod != null)
{
MessageBoxResult messageBoxResult = System.Windows.MessageBox.Show("Are you sure you wish to delete this product?", "Confirm Delete", System.Windows.MessageBoxButton.YesNo);
if (messageBoxResult == MessageBoxResult.Yes)
{
int productid = prod.productID;
Product prodToRemove = (Product)Products.Single(e => e.productID == productid);
db.Products.Remove(prodToRemove);
db.SaveChanges();
Products = UpdateProductsCollection(Products);
}
}
}
public void onUpdateProduct(Product prod)
{
var product = prod;
if (product != null)
{
db.Entry(product).State = EntityState.Modified;
db.SaveChanges();
Products = UpdateProductsCollection(Products);
MessageBoxResult msgBox = MessageBox.Show("Changes Saved", "Success");
}
}
public void onAddProduct(Product prod)
{
var newProduct = prod;
if (newProduct != null)
{
db.Products.Add(newProduct);
db.SaveChanges();
Products = UpdateProductsCollection(Products);
MessageBoxResult msgBox = MessageBox.Show("Product Added", "Success");
}
}
