vendor/shopware/core/Checkout/Cart/Tax/Struct/CalculatedTaxCollection.php line 15

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  1. <?php declare(strict_types=1);
  3. namespace Shopware\Core\Checkout\Cart\Tax\Struct;
  5. use Shopware\Core\Checkout\Cart\Price\PriceRoundingInterface;
  6. use Shopware\Core\Framework\Struct\Collection;
  8. /**
  9.  * @method CalculatedTax[]    getIterator()
  10.  * @method CalculatedTax[]    getElements()
  11.  * @method CalculatedTax|null get(string $key)
  12.  * @method CalculatedTax|null first()
  13.  * @method CalculatedTax|null last()
  14.  */
  15. class CalculatedTaxCollection extends Collection
  16. {
  17.     /**
  18.      * @param CalculatedTax $calculatedTax
  19.      */
  20.     public function add($calculatedTax): void
  21.     {
  22.         $this->set($this->getKey($calculatedTax), $calculatedTax);
  23.     }
  25.     /**
  26.      * @param string|int    $key
  27.      * @param CalculatedTax $calculatedTax
  28.      */
  29.     public function set($key, $calculatedTax): void
  30.     {
  31.         parent::set($this->getKey($calculatedTax), $calculatedTax);
  32.     }
  34.     public function removeElement(CalculatedTax $calculatedTax): void
  35.     {
  36.         $this->remove($this->getKey($calculatedTax));
  37.     }
  39.     public function exists(CalculatedTax $calculatedTax): bool
  40.     {
  41.         return $this->has($this->getKey($calculatedTax));
  42.     }
  44.     public function sortByTax(): CalculatedTaxCollection
  45.     {
  46.         $this->sort(function (CalculatedTax $a, CalculatedTax $b) {
  47.             return $a->getTaxRate() <=> $b->getTaxRate();
  48.         });
  50.         return $this;
  51.     }
  53.     /**
  54.      * Returns the total calculated tax for this item
  55.      */
  56.     public function getAmount(): float
  57.     {
  58.         $amounts = $this->map(
  59.             function (CalculatedTax $calculatedTax) {
  60.                 return $calculatedTax->getTax();
  61.             }
  62.         );
  64.         return array_sum($amounts);
  65.     }
  67.     public function merge(self $taxCollection): self
  68.     {
  69.         $new = new self($this->elements);
  71.         foreach ($taxCollection as $calculatedTax) {
  72.             $exists = $new->get($this->getKey($calculatedTax));
  73.             if (!$exists) {
  74.                 $new->add(clone $calculatedTax);
  76.                 continue;
  77.             }
  79.             $exists->increment($calculatedTax);
  80.         }
  82.         return $new;
  83.     }
  85.     public function round(PriceRoundingInterface $priceRounding, int $precision): void
  86.     {
  87.         foreach ($this->elements as $tax) {
  88.             $tax->setTax(
  89.                 $priceRounding->round($tax->getTax(), $precision)
  90.             );
  91.         }
  92.     }
  94.     public function getApiAlias(): string
  95.     {
  96.         return 'cart_tax_calculated_collection';
  97.     }
  99.     protected function getExpectedClass(): ?string
  100.     {
  101.         return CalculatedTax::class;
  102.     }
  104.     protected function getKey(CalculatedTax $element): string
  105.     {
  106.         return (string) $element->getTaxRate();
  107.     }
  108. }