public static function formatExportQuery($scope = '', $args = null)
    {
        $query = '';

        if ($scope === static::SCOPE_ALL) {
            $query = 'all';
        }

        if ($scope === static::SCOPE_CURRENT_PAGE) {
            $query = "page:$args";
        }

        if ($scope === static::SCOPE_SELECTED_ROWS) {
            $query = "selected:$args";
        }

        return [static::$queryName => $query];
    }