HFH field order and *_options method

package Forms::Address;

use HTML::FormHandler::Moose;
extends  'HTML::FormHandler';
with     'HTML::FormHandler::TraitFor::Model::DBIC';

has_field 'addr_country' => (
    type         => 'Select',
    label        => 'Country',
    order        => 1,
    empty_select => '-- Choose a Country --',
    options      => [
        { value => 'AU', label => 'AU' },
        { value => 'NZ', label => 'NZ' },
    ],
);

has_field 'addr_state' => (
    type           => 'Select',
    label          => 'State',
    order          => 2,
    empty_select   => '-- Select State --',
    options_method => \&options_addr_state,
);

sub options_addr_state {
    my $self = shift;
    return unless $self->form->schema;
    my $country      = $self->form->field('addr_country');
    my $country_code = $country->value;
    my @values       = $self->form->schema->resultset('States')->search(
        { country_code => $country_code, state => { '!=' => '' } },
        {
            select   => [{ distinct => ['state'] }],
            as       => ['state'],
            order_by => 'state',
        }
    )->get_column('state')->all;
    return [map { value=>$_, label=>$_ } @values];
} ## end sub options_addr_state

__PACKAGE__->meta->make_immutable;
1;