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<?php declare(strict_types=1); |
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namespace Shopware\Core\Checkout\Cart\Tax\Struct; |
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use Shopware\Core\Framework\Struct\Collection; |
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/** |
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* @method TaxRule[] getIterator() |
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* @method TaxRule[] getElements() |
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* @method TaxRule|null first() |
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* @method TaxRule|null last() |
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*/ |
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class TaxRuleCollection extends Collection |
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{ |
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/** |
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* @param TaxRule $taxRule |
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*/ |
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public function add($taxRule): void |
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{ |
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$this->set($this->getKey($taxRule), $taxRule); |
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} |
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/** |
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* @param string|int $key |
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* @param TaxRule $taxRule |
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*/ |
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public function set($key, $taxRule): void |
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{ |
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parent::set($this->getKey($taxRule), $taxRule); |
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} |
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public function removeElement(TaxRule $taxRule): void |
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{ |
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$this->remove($this->getKey($taxRule)); |
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} |
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public function exists(TaxRule $taxRule): bool |
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{ |
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return $this->has($this->getKey($taxRule)); |
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} |
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public function get($taxRate): ?TaxRule |
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{ |
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$key = (string) $taxRate; |
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if ($this->has($key)) { |
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return $this->elements[$key]; |
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} |
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return null; |
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} |
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public function merge(self $rules): self |
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{ |
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$new = new self($this->elements); |
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$rules->map( |
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function (TaxRule $rule) use ($new): void { |
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if (!$new->exists($rule)) { |
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$new->add($rule); |
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} |
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} |
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); |
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return $new; |
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} |
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public function highestRate(): ?TaxRule |
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{ |
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return $this->reduce(function ($result, $item) { |
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return $result === null || $item->getTaxRate() > $result->getTaxRate() ? $item : $result; |
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}); |
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} |
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public function getApiAlias(): string |
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{ |
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return 'cart_tax_rule_collection'; |
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} |
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protected function getExpectedClass(): ?string |
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{ |
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return TaxRule::class; |
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} |
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protected function getKey(TaxRule $element): string |
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{ |
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return (string) $element->getTaxRate(); |
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} |
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} |
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