private void OnSubmitOrder()
{
if (_currentOrder.CustomerId != Guid.Empty && _currentOrder.OrderItems.Count > 0)
{
GosServiceClient proxy = new GosServiceClient("NetTcpBinding_IGosService");
//GosProxy proxy = new GosProxy("NetTcpBinding_IGosService"); // this one to use handcoded proxy class just for example
try
{
proxy.SubmitOrder(_currentOrder);
MessageBox.Show("Order successfully saved");
CurrentOrder = new Order(); // reinitialize to empty order
CurrentOrder.OrderDate = DateTime.Now;
CurrentOrder.OrderStatusId = 1;
Items = new ObservableCollection <OrderItemModel>();
}
catch (Exception ex)
{
MessageBox.Show("Error saving order, please try again later. " + ex.Message);
}
finally
{
proxy.Close();
}
}
else
{
MessageBox.Show("Please select customer and add order items to submit an order");
}
}
private async void LoadProductsAndCustomers()
{
// We use "automatic" implementation of service here (right click of project add service ref...)
// Actualy we didn`t created Asyncs methods but they where genereted automatically
// we can find GosServiceClient and async methods by the following: Sol.Expl. Show All Files
// Open connected services -> under Reference.svcmap-> Reference.cs
GosServiceClient proxy = new GosServiceClient("NetTcpBinding_IGosService"); // we are passing name of endpoint from App.config to the constructor
//GosProxy proxy = new GosProxy("NetTcpBinding_IGosService"); // this one to use handcoded proxy class just for example
#region security option 4
//proxy.ClientCredentials.Windows.ClientCredential.UserName = "******";
//proxy.ClientCredentials.Windows.ClientCredential.Domain = ... in case different domains
//proxy.ClientCredentials.Windows.ClientCredential.Password = "******";
#endregion
#region security tip
// with NTLM (workgroup config) we have to duplicate the username and pasworrd that`s configured on the client machine,
// on the server machine as well. In a domain config, all that`s handled by ActiveDirectory
#endregion
try
{
Products = await proxy.GetProductsAsync();
Customers = await proxy.GetCustomerAsync();
}
catch (Exception ex)
{
MessageBox.Show("Failed to load server data. " + ex.Message);
}
finally
{
proxy.Close();
}
}
