X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FSQL%2FTranslator%2FObject%2FColumn.pm;h=80aea11d096ea6ea9719ef7c3f7abc472f919a92;hb=815822d5f3e5685d46adcbb7fbaf296f27006ee6;hp=180e97845ce84575e111a594f60234bb3d85e980;hpb=bbdcd43eab7e71618be136f2926cd356a7842bc9;p=dbsrgits%2FSQL-Translator-2.0-ish.git

diff --git a/lib/SQL/Translator/Object/Column.pm b/lib/SQL/Translator/Object/Column.pm
index 180e978..80aea11 100644
--- a/lib/SQL/Translator/Object/Column.pm
+++ b/lib/SQL/Translator/Object/Column.pm
@@ -1,14 +1,150 @@
-package SQL::Translator::Object::Column;
-use Moose;
-use MooseX::Types::Moose qw(Bool Int Str);
-use SQL::Translator::Types qw(Trigger);
-
-has 'name' => (is => 'ro', isa => Str, required => 1);
-has 'type' => (is => 'ro', isa => Str, required => 1);
-has 'size' => (is => 'ro', isa => Int, required => 1);
-has 'is_nullable' => (is => 'ro', isa => Bool, required => 1, default => 1);
-has 'is_auto_increment' => (is => 'ro', isa => Bool, required => 0, default => 0);
-has 'default_value' => (is => 'ro', isa => Str, required => 0);
-has 'trigger' => (is => 'ro', isa => Trigger, required => 0);
-
-1;
+use MooseX::Declare;
+class SQL::Translator::Object::Column extends SQL::Translator::Object is dirty {
+    use MooseX::Types::Moose qw(Bool Int Maybe ScalarRef Str);
+    use MooseX::MultiMethods;
+    use SQL::Translator::Types qw(Bit Constraint Table Trigger);
+    clean;
+
+    use overload
+        '""'     => sub { shift->name },
+        'bool'   => sub { $_[0]->name || $_[0] },
+        fallback => 1,
+    ;
+
+    has 'table' => (
+        is => 'rw',
+        isa => Table,
+        weak_ref => 1,
+    );
+    
+    has 'name' => (
+        is => 'rw',
+        isa => Str,
+        required => 1,
+#        trigger => sub { my ($self, $new, $old) = @_; if (defined $old) { $self->table->remove_column($old); $self->table->add_column($self) } }
+    );
+    
+    has 'data_type' => (
+        is => 'rw',
+        isa => Str,
+        required => 1,
+        default => '',
+        trigger => sub { my ($self, $new, $old) = @_; $self->is_auto_increment(1) if $new =~ /^serial$/i; },
+    );
+
+    has 'sql_data_type' => (
+        is => 'rw',
+        isa => Int,
+        required => 1,
+        default => 0
+    );
+    
+    has 'length' => (
+        is => 'rw',
+        isa => Int,
+        default => 0,
+        lazy => 1,
+        predicate => 'has_length',
+    );
+
+    has 'precision' => (
+        is => 'rw',
+        isa => Int,
+        default => 0,
+        lazy => 1,
+        predicate => 'has_precision',
+    );
+    
+    has 'is_nullable' => (
+        is => 'rw',
+        isa => Bit,
+        required => 1,
+        default => 1
+    );
+
+    has 'is_unique' => (
+        is => 'rw',
+        isa => Bool,
+        default => 0,
+    );
+    
+    has 'default_value' => (
+        is => 'rw',
+        isa => Maybe[ScalarRef|Str],
+    );
+
+    has 'is_auto_increment' => (
+        is => 'rw',
+        isa => Bit,
+        required => 1,
+        coerce => 1,
+        default => 0
+    );
+
+    has 'is_primary_key' => (
+        is => 'rw',
+        isa => Bool,
+        default => 0
+    );
+
+    has 'is_foreign_key' => (
+        is => 'rw',
+        isa => Bool,
+        default => 0
+    );
+
+    has 'foreign_key_reference' => (
+         is => 'rw',
+         isa => Constraint,
+    );
+    
+    has 'trigger' => (
+        is => 'rw',
+        isa => Trigger,
+    );
+
+    has '_order' => (
+        is => 'rw',
+        isa => Int,
+    );
+
+    around size(@args) {
+        $self->$orig(@args) if @args;
+        my @sizes = $self->$orig;
+        return wantarray ? @sizes
+                         : join ',', @sizes;
+    }
+
+    method full_name { $self->table->name . '.' . $self->name }
+    method schema { $self->table->schema }
+
+    before name($name?) { die "Can't use column name $name" if defined $name && $self->table->exists_column($name) && $name ne $self->name }
+
+    multi method size(Str $size) { my ($length, $precision) = split /,/, $size; $self->length($length); $self->precision($precision) if $precision; $self->size }
+    multi method size(Int $length, Int $precision) { $self->length($length); $self->precision($precision); $self->size }
+    multi method size(ArrayRef $size) { $self->length($size->[0]); $self->precision($size->[1]) if @$size == 2; $self->size }
+
+    multi method size {
+        return $self->has_precision
+        ? wantarray
+            ? ($self->length, $self->precision) 
+            : join ',', ($self->length, $self->precision)
+        : $self->length;
+    }
+
+    multi method order(Int $order) { $self->_order($order); }
+    multi method order {
+        my $order = $self->_order;
+        unless (defined $order && $order) {
+            my $columns = Tie::IxHash->new( map { $_->name => $_ } $self->table->get_columns );
+            $order = ($columns->Indices($self->name) + 1) || 0;
+            $self->_order($order);
+        }
+        return $order;
+    }
+
+    method BUILD(HashRef $args) {
+        die "Cannot use column name $args->{name}" if $args->{name} eq '';
+        $self->size($args->{size}) if $args->{size};
+    }
+}