private void button1_Click(object sender, EventArgs e)
{
if (!ConnectionManager.IsAuthenticated)
{
return;
}
//create order
ProductContext context = new ProductContext();
var items = context.GetCartItems(ConnectionManager.ActiveCustomerId);
if (items == null || !items.Any())
{
MessageBox.Show("Please add items to cart before checkout.", "Checkout items", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
context.CreateOrder(ConnectionManager.ActiveCustomerId, context.GetCartItems(ConnectionManager.ActiveCustomerId));
//refresh
this.LoadShoppingCartItems();
MessageBox.Show("Order placed successfully", "Order Placed", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
public void LoadShoppingCartItems()
{
if (!ConnectionManager.IsAuthenticated)
{
return;
}
ProductContext context = new ProductContext();
var cartItems = context.GetCartItems(ConnectionManager.ActiveCustomerId);
this.dataGridView1.DataSource = cartItems.ConvertCollection()?.ToList();
var totalAmount = cartItems.Sum(c => c.quantityOrdered * c.Beer.price);
lblTotalCartAmount.Text = totalAmount.ToString();
}
