protected function loadRelationOrder(Builder $query, $direction)
    {
        /** @var Relation $relationClass */
        $relations = collect(explode('.', $this->name));
        $loop = 0;
        if ($relations->count() >= 2) {
            $query->select($query->getModel()->getTable().'.*');

            do {
                $model = ! $loop++ ? $query->getModel() : $relationClass->getModel();
                $relation = $relations->shift();

                if (method_exists($model, $relation)) {
                    $relationClass = $model->{$relation}();
                    $relationModel = $relationClass->getRelated();

                    $loadRelationMethod = implode('', ['load', class_basename(get_class($relationClass))]);
                    call_user_func([$this, $loadRelationMethod],
                        $relations, $relationClass, $relationModel, $model, $query, $direction);
                } else {
                    break;
                }
            } while (true);

            if ($this->sortedColumnAlias) {
                $query->orderBy(DB::raw($this->sortedColumnAlias), $direction);
            }
        }
    }