$item->assign_attributes(%$form_attr);
my $part = SL::DB::Part->new(id => $form_attr->{parts_id})->load;
- my $cv_discount = $self->order->customer? $self->order->customer->discount : 0.0;
+ my $cv_method = $self->cv;
+ my $cv_discount = $self->order->$cv_method? $self->order->$cv_method->discount : 0.0;
my %new_attr;
$new_attr{part} = $part;