Pflichtenheft-Item: Löschfunktion rekursiv

diff --git a/SL/DB/RequirementSpecItem.pm b/SL/DB/RequirementSpecItem.pm
index 19f36a9..9322c32 100644 (file)
--- a/SL/DB/RequirementSpecItem.pm
+++ b/SL/DB/RequirementSpecItem.pm
@@ -4,5 +4,37 @@ use strict;
 
 use SL::DB::MetaSetup::RequirementSpecItem;
 use SL::DB::Manager::RequirementSpecItem;
+use SL::DB::Helper::ActsAsList;
+
+__PACKAGE__->meta->add_relationship(
+  children       => {
+    type         => 'one to many',
+    class        => 'SL::DB::RequirementSpecItem',
+    column_map   => { id => 'parent_id' },
+  },
+);
+
+__PACKAGE__->meta->initialize;
+
+__PACKAGE__->configure_acts_as_list(group_by => [qw(requirement_spec_id parent_id)]);
+
+__PACKAGE__->before_delete(\&_before_delete_delete_children);
+
+sub _before_delete_delete_children {
+  my ($self) = @_;
+
+  foreach my $child (@{ SL::DB::Manager::RequirementSpecItem->get_all(where => [ parent_id => $self->id ]) }) {
+    my $result = $child->delete;
+    return $result if !$result;
+  }
+
+  1;
+}
+
+sub sorted_children {
+  my ($self) = @_;
+
+  return [ sort { $a->position <=> $b->position } @{ $self->children } ];
+}
 
 1;