public function template_column_orderby($vars)
    {
        if (is_admin() && isset($vars['orderby']) && 'snap_template' === $vars['orderby']) {
            $vars = \array_merge(
                $vars,
                [
                    'orderby' => 'not_exists_clause title',
                    'meta_query' => [
                        'relation' => 'OR',
                        'exists_clause' => [
                            'key' => '_wp_page_template',
                            'compare' => 'EXISTS',
                        ],
                        'not_exists_clause' => [
                            'key' => '_wp_page_template',
                            'compare' => 'NOT EXISTS',
                        ],
                    ],
                ]
            );
        }

        return $vars;
    }