+return $self-E<gt>_delivered_qty;
+
+ sub _delivered_qty {
+ (..)
+ my @d_orders_delivered = grep { $_-E<gt>delivered } @$d_orders;
+ my @doi_delivered = grep { $_-E<gt>parts_id == $self-E<gt>parts_id } map { $_-E<gt>orderitems } @d_orders_delivered;
+ }
+
+In general the function C<shipped_qty> and all (project) related functions should be marked deprecate,
+ because of the better linked item to item data in the record_links table.