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<?php |
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namespace A17\Twill\Models\Behaviors; |
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use Kalnoy\Nestedset\NodeTrait; |
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trait HasNesting |
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{ |
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use NodeTrait; |
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/** |
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* Returns the combined slug for this item including all ancestors. |
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* |
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* @param string|null $locale |
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* @return string |
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*/ |
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public function getNestedSlug($locale = null) |
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{ |
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return collect([$this->getAncestorsSlug($locale), $this->getSlug($locale)]) |
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->filter() |
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->implode('/'); |
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} |
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/** |
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* @return string |
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*/ |
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public function getNestedSlugAttribute() |
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{ |
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return $this->getNestedSlug(); |
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} |
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/** |
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* Returns the combined slug for all ancestors of this item. |
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* |
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* @param string|null $locale |
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* @return string |
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*/ |
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public function getAncestorsSlug($locale = null) |
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{ |
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return collect($this->ancestors ?? []) |
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->map(function ($i) use ($locale) { return $i->getSlug($locale); }) |
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->implode('/'); |
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} |
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/** |
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* @return string |
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*/ |
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public function getAncestorsSlugAttribute() |
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{ |
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return $this->getAncestorsSlug(); |
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} |
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public static function saveTreeFromIds($nodeTree) |
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{ |
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$nodeModels = self::all(); |
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$nodeArrays = self::flattenTree($nodeTree); |
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foreach ($nodeArrays as $nodeArray) { |
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$nodeModel = $nodeModels->where('id', $nodeArray['id'])->first(); |
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if ($nodeArray['parent_id'] === null) { |
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if (!$nodeModel->isRoot() || $nodeModel->position !== $nodeArray['position']) { |
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$nodeModel->position = $nodeArray['position']; |
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$nodeModel->saveAsRoot(); |
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} |
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} else { |
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if ($nodeModel->position !== $nodeArray['position'] || $nodeModel->parent_id !== $nodeArray['parent_id']) { |
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$nodeModel->position = $nodeArray['position']; |
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$nodeModel->parent_id = $nodeArray['parent_id']; |
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$nodeModel->save(); |
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} |
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} |
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} |
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} |
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public static function flattenTree(array $nodeTree, int $parentId = null) |
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{ |
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$nodeArrays = []; |
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$position = 0; |
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foreach ($nodeTree as $node) { |
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$nodeArrays[] = [ |
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'id' => $node['id'], |
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'position' => $position++, |
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'parent_id' => $parentId, |
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]; |
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if (count($node['children']) > 0) { |
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$childArrays = self::flattenTree($node['children'], $node['id']); |
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$nodeArrays = array_merge($nodeArrays, $childArrays); |
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} |
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} |
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return $nodeArrays; |
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} |
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} |
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area17 /
twill
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