added some attributes

[dbsrgits/SQL-Translator-2.0-ish.git] / lib / SQL / Translator / Object / Constraint.pm

diff --git a/lib/SQL/Translator/Object/Constraint.pm b/lib/SQL/Translator/Object/Constraint.pm
index 9a9b43c..d8f0bfe 100644 (file)
--- a/lib/SQL/Translator/Object/Constraint.pm
+++ b/lib/SQL/Translator/Object/Constraint.pm
@@ -35,6 +35,8 @@ class SQL::Translator::Object::Constraint extends SQL::Translator::Object {
     has 'type' => (
         is => 'rw',
         isa => Str,
+        predicate => 'has_type',
+        required => 1,
     );
 
     has 'deferrable' => (
@@ -58,8 +60,10 @@ class SQL::Translator::Object::Constraint extends SQL::Translator::Object {
         traits => ['Array'],
         handles => {
             reference_columns => 'elements',
+            add_reference_column => 'push',
         },
         default => sub { [] },
+        required => 1,
     );
 
     has 'match_type' => (
@@ -70,5 +74,15 @@ class SQL::Translator::Object::Constraint extends SQL::Translator::Object {
         default => ''
     );
 
-    around add_column(Column $column) { $self->$orig($column->name, $column) }
+    has 'on_delete' => ( is => 'rw', required => 0);
+    has 'on_update' => ( is => 'rw', required => 0);
+
+    around add_column(Column $column) {
+        if ($self->has_type && $self->type eq 'PRIMARY KEY') {
+            $column->is_primary_key(1);
+        }
+        $self->$orig($column->name, $column)
+    }
+
+    method is_valid { return $self->has_type && scalar $self->column_ids ? 1 : undef }
 }