/// <summary>
/// edit package to exists line
/// </summary>
private void EditPackageToExistingLine()
{
if (SelectedPackage != 0) // template package
{
_lineManager.EditPackage(Number, PackageTemplates.SingleOrDefault(p => p.PackageId == SelectedPackage));
}
else // custom package
{
string error = ValidateFields();
if (error != null)
{
MessageBox.Show(error);
return;
}
Package package = CreateCustomPackage();
Package newPackage = _lineManager.EditPackage(Number, package);
if (newPackage != null)
{
Friends friends = CreatePackageFriends();
if (newPackage.Friends != null)
{
_lineManager.EditFriends(newPackage.PackageId, Friends ? friends : null);
}
else if (Friends) // if the friends check box is true
{
_lineManager.AddFriends(newPackage.PackageId, friends);
}
}
}
}
/// <summary>
/// Update the view with selected package details
/// </summary>
private void HandlePackageSelect()
{
if (SelectedPackage != null)
{
string number = Number;
Clear();
Number = number;
if (SelectedPackage != 0) // template package
{
Package package = PackageTemplates.FirstOrDefault(p => p.PackageId == SelectedPackage);
DisplayPackage(package);
}
}
}
// ctor
public LineViewModel(IFrameNavigationService navigationService)
{
_navigationService = navigationService;
_currentCustomer = (Customer)_navigationService.Parameter;//?
_lineManager = new LineManager((Customer)_navigationService.Parameter);
InitCommands();
CustomerLines = new ObservableCollection <Line>(_lineManager.GetCustomerLines());
PackageTemplates = _lineManager.GetPackageTemplates();
PackageTemplates.Add(new Package()
{
PackageName = "Custom package", PackageId = 0
});
LineWithoutPackage = true;
}