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<?php |
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namespace TournamentGenerator\Containers; |
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use InvalidArgumentException; |
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use TournamentGenerator\Base; |
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/** |
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* Class HierarchyContainer |
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* |
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* HierarchyContainer is a special type of container specifically for creating hierarchies on Tournament->Category->Round->Group. |
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* |
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* @package TournamentGenerator\Containers |
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* @author Tomáš Vojík <[email protected]> |
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*/ |
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class HierarchyContainer extends BaseContainer |
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{ |
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/** @var HierarchyContainer[] Direct child containers */ |
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protected array $children = []; |
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/** @var Base[] Any value that the container holds */ |
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protected array $values = []; |
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protected ?string $type = null; |
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public function insert(...$values) : BaseContainer { |
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if (is_null($this->type)) { |
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$this->type = get_class($values[0]); |
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} |
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foreach ($values as $obj) { |
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if (!$obj instanceof $this->type) { |
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throw new InvalidArgumentException('HierarchyContainer allows only one class type per level.'); |
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} |
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} |
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parent::insert(...$values); |
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return $this; |
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} |
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/** |
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* Returns a hierarchy level of objects that contains the given classes |
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* |
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* @param $class |
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* |
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* @return Base[] |
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*/ |
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public function getHierarchyLevel($class) : array { |
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if (!class_exists($class)) { |
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throw new InvalidArgumentException(sprintf('Class %s does not exist.', $class)); |
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} |
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if ($this->type === $class) { |
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return $this->values; |
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} |
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if (count($this->children) > 0) { |
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$values = []; |
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foreach ($this->children as $child) { |
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$values[] = $child->getHierarchyLevel($class); |
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} |
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return array_merge(...$values); |
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} |
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return []; |
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} |
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/** |
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* Get current level's type |
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* |
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* @return string|null |
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*/ |
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public function getLevelType() : ?string { |
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return $this->type; |
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} |
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} |
Heroyt /
tournament-generator
