change usage of Tie::IxHash

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

diff --git a/lib/SQL/Translator/Object/Trigger.pm b/lib/SQL/Translator/Object/Trigger.pm
index d752c86..f0f0730 100644 (file)
--- a/lib/SQL/Translator/Object/Trigger.pm
+++ b/lib/SQL/Translator/Object/Trigger.pm
@@ -1,8 +1,104 @@
-package SQL::Translator::Object::Trigger;
-use Moose;
-use MooseX::Types::Moose qw(Str);
-use SQL::Translator::Types qw();
+use MooseX::Declare;
+class SQL::Translator::Object::Trigger extends SQL::Translator::Object {
+    use MooseX::Types::Moose qw(Any ArrayRef HashRef Int Str);
+    use MooseX::MultiMethods;
+    use SQL::Translator::Types qw(Column Schema Table ColumnHash IxHash);
+    use Tie::IxHash;
 
-has 'name' => (is => 'ro', isa => Str, required => 1);
+    has 'schema' => (
+        is => 'rw',
+        isa => Schema,
+        weak_ref => 1,
+    );
 
-1;
+    has 'table' => (
+        is => 'rw',
+        isa => Table,
+        weak_ref => 1,
+    );
+
+    has 'name' => (
+        is => 'ro',
+        isa => Str,
+        required => 1
+    );
+
+    has 'columns' => (
+        is => 'rw',
+        isa => IxHash, #ColumnHash,
+        handles => {
+            exists_column => 'EXISTS',
+            column_ids    => 'Keys',
+            get_columns   => 'Values',
+            get_column    => 'FETCH',
+            add_column    => 'STORE',
+            remove_column => 'DELETE',
+            clear_columns => 'CLEAR',
+        },
+        coerce => 1,
+        default => sub { Tie::IxHash->new() }
+    );
+
+    has 'on_table' => (
+        is => 'rw', 
+        isa => Str,
+        required => 1,
+#        trigger => sub { my ($self, $new, $old) = @_; $self->table($self->schema->get_table($new)) },
+    );
+
+    has 'action' => (
+        is => 'rw',
+        isa => Any
+    );
+
+    has 'perform_action_when' => (
+        is => 'rw',
+        isa => Str,
+        required => 1
+    );
+
+    has '_database_events' => (
+        traits => ['Array'],
+        isa => ArrayRef,
+        handles => {
+            _database_events            => 'elements',
+            add_database_event          => 'push',
+            remove_last_database_option => 'pop',
+        },
+        default => sub { [] },
+        required => 1,
+    );
+
+    has '_order' => (
+        isa => Int,
+        is => 'rw',
+    );
+
+    around add_column(Column $column) { $self->$orig($column->name, $column) }
+
+    multi method database_events(Str $database_event) { $self->add_database_event($database_event); $self->database_events }
+    multi method database_events(ArrayRef $database_events) { $self->add_database_event($_) for @$database_events; $self->database_events }
+    multi method database_events { $self->_database_events }
+
+    multi method order(Int $order) { $self->_order($order); }
+    multi method order {
+        my $order = $self->_order;
+        unless (defined $order && $order) {
+            my $triggers = Tie::IxHash->new( map { $_->name => $_ } $self->schema->get_triggers );
+            $order = $triggers->Indices($self->name) || 0; $order++;
+            $self->_order($order);
+        }
+        return $order;
+    }
+
+    method is_valid { 1 }
+
+    around BUILDARGS(ClassName $self: @args) {
+        my $args = $self->$orig(@args);
+
+        my $database_events = delete $args->{database_events};
+        $args->{_database_events} = ref $database_events ? $database_events : [ $database_events ];
+
+        return $args;
+     }
+}