-package SQL::Translator::Object::Constraint;
-use namespace::autoclean;
-use Moose;
-use MooseX::Types::Moose qw(HashRef Str);
-use MooseX::AttributeHelpers;
-use SQL::Translator::Types qw(Column);
-extends 'SQL::Translator::Object';
-
-has 'name' => (
- is => 'rw',
- isa => Str,
- required => 1
-);
-
-has 'columns' => (
- metaclass => 'Collection::Hash',
- is => 'rw',
- isa => HashRef[Column],
- provides => {
- exists => 'exists_column',
- keys => 'column_ids',
- get => 'get_column',
- },
- curries => {
- set => {
- add_column => sub {
- my ($self, $body, $column) = @_;
- $self->$body($column->name, $column);
- }
- }
- },
- required => 1
-);
+use MooseX::Declare;
+class SQL::Translator::Object::Constraint extends SQL::Translator::Object {
+ use MooseX::Types::Moose qw(ArrayRef Bool HashRef Maybe Str Undef);
+ use MooseX::MultiMethods;
+ use SQL::Translator::Types qw(Column MatchType Table);
+
+ has 'table' => (
+ is => 'rw',
+ isa => Table,
+ weak_ref => 1,
+ );
+
+ has 'name' => (
+ is => 'rw',
+ isa => Str,
+ default => '',
+ required => 1
+ );
+
+ has 'columns' => (
+ traits => ['Hash'],
+ is => 'rw',
+ isa => HashRef[Column],
+ handles => {
+ exists_column => 'exists',
+ column_ids => 'keys',
+ get_columns => 'values',
+ get_column => 'get',
+ add_column => 'set',
+ clear_columns => 'clear',
+ },
+ default => sub { my %hash = (); tie %hash, 'Tie::IxHash'; return \%hash },
+ );
+
+ has 'type' => (
+ is => 'rw',
+ isa => Str,
+ predicate => 'has_type',
+ required => 1,
+ );
+
+ has 'deferrable' => (
+ is => 'rw',
+ isa => Bool,
+ default => 1
+ );
+
+ has 'expression' => (
+ is => 'rw',
+ isa => Str,
+ );
-has 'type' => (
- is => 'rw',
- isa => Str,
- required => 1
-);
+ has 'reference_table' => (
+ isa => Maybe[Str],
+ is => 'rw',
+ );
-__PACKAGE__->meta->make_immutable;
+ has 'reference_columns' => (
+ isa => ArrayRef,
+ traits => ['Array'],
+ handles => {
+ reference_columns => 'elements',
+ add_reference_column => 'push',
+ },
+ default => sub { [] },
+ required => 1,
+ );
+
+ has 'match_type' => (
+ isa => MatchType,
+ is => 'rw',
+ coerce => 1,
+ lazy => 1,
+ default => ''
+ );
+
+ 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)
+ }
-1;
+ method is_valid { return $self->has_type && scalar $self->column_ids ? 1 : undef }
+}