Encima\Albero\Extensions\Eloquent\Collection::hierarchical()

Complexity

Conditions	6
Paths	12

Size

Total Lines	23
Code Lines	11

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

<?php
    protected function hierarchical(array $result): array
    {
        foreach ($result as $key => $node) {
            $node->setRelation('children', new BaseCollection());
        }

        $nestedKeys = [];

        foreach ($result as $key => $node) {
            $parentKey = $node->getParentId();

            if (!is_null($parentKey) && array_key_exists($parentKey, $result)) {
                $result[$parentKey]->children[] = $node;

                $nestedKeys[] = $node->getKey();
            }
        }

        foreach ($nestedKeys as $key) {
            unset($result[$key]);
        }

        return $result;
    }