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<?php
namespace Simara\Cart\Domain;
use Litipk\BigNumbers\Decimal;
class Price
{
private const DECIMALS = 2;
/**
* @var Decimal
*/
private $withVat;
public function __construct(string $withVat)
$withHigherPrecision = Decimal::fromString($withVat, self::DECIMALS + 1);
$truncated = $withHigherPrecision->floor(self::DECIMALS);
$this->withVat = $truncated;
}
* @param self[] $prices
* @return self
public static function sum(array $prices): self
return array_reduce($prices, function (self $carry, self $price) {
return $carry->add($price);
}, new self('0'));
public function getWithVat(): string
return (string) $this->withVat->floor(self::DECIMALS);
public function add(self $adder): self
$withVat = $this->withVat->add($adder->withVat);
return self::fromDecimal($withVat);
public function multiply(int $multiplier): self
$withVat = $this->withVat->mul(Decimal::fromInteger($multiplier));
private static function fromDecimal(Decimal $withVat): self
return new self($withVat->floor(self::DECIMALS));
simara-svatopluk /
cart
