private void SaveButton_Click(object sender, EventArgs e)
{
Double amount = 0;
int qty = 0, id;
string name = NameTextBox.Text;
Int32.TryParse(IdTextBox.Text, out id);
if (!(name == ""))
{
try
{
amount = Convert.ToDouble(AmountTextBox.Text);
qty = Convert.ToInt32(QuantityTextBox.Text);
Product product = new Product(name, amount, qty);
manager.addProduct(product);
cleanComponents();
ErrorLabel.Text = "Registro agregado satisfactoriamente.";
ErrorLabel.Visible = true;
}
catch (Exception ex)
{
ErrorLabel.Text = "Favor llene los campos debidamente";
ErrorLabel.Visible = true;
}
}
else
{
ErrorLabel.Text = "Favor llene los campos debidamente";
ErrorLabel.Visible = true;
}
}
public void addProduct(Product product)
{
bool exists = false;
Product mProduct = null;
List<Product> Products = new List<Product>();
{
Products = Deserialize(ProductFilePath) as List<Product>;
if (Products != null)
{
if (product.Id != 0 && (product.Id%1000)>0)
{
try
{
mProduct = Products.ElementAt(product.Id % 1000);
}
catch (IndexOutOfRangeException e)
{
}
catch (NullReferenceException e)
{
}
}
else
{
foreach (Product p in Products)
{
if (product.Name == p.Name)
{
mProduct = p;
}
}
}
}
else
{
Products = new List<Product>();
}
if (mProduct != null)
{
exists = true;
Products.Remove(mProduct);
mProduct.Amount = product.Amount;
if (product.Quantity > mProduct.Quantity)
{
mProduct.Quantity = product.Quantity;
}
Products.Add(mProduct);
}
}
if (!exists)
{
ProductId = ProductId + Products.Count() + 1;
product.Id = ProductId;
Products.Add(product);
}
Stream write = File.Open(ProductFilePath, FileMode.Create);
Serializer.Serialize(write, Products);
write.Close();
}