private void OnCmdSave()
{
ICustomer newCustomer = CreateNewCustomer();
if (CustomerValidation.DoValidation(newCustomer))
{
if (string.IsNullOrEmpty(CustomerNumber))
{
CustomerRepository.AddCustomer(newCustomer);
}
else
{
CustomerRepository.UpdateCustomer(newCustomer);
}
CustomerViewModel.GetInstance().RefreshView();
OnCmdNavigateToCustomerView();
}
else
{
var errorMessage = MessagerLogger.GetMessages();
MessageBox.Show(errorMessage);
}
}