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<?php
/**
* PHP Billing Library
*
* @link https://github.com/hiqdev/php-billing
* @package php-billing
* @license BSD-3-Clause
* @copyright Copyright (c) 2017-2018, HiQDev (http://hiqdev.com/)
*/
namespace hiqdev\php\billing\charge;
use hiqdev\php\billing\action\ActionInterface;
* Price with formula
* Provides charge modification (recalculation) with formula.
* @author Andrii Vasyliev <[email protected]>
trait FormulaChargeModifierTrait
{
* @var ChargeModifier|null
protected $formula;
/** {@inheritdoc} */
public function modifyCharge(?ChargeInterface $charge, ActionInterface $action): array
return $this->formula ? $this->formula->modifyCharge($charge, $action) : [];
}
public function isSuitable(?ChargeInterface $charge, ActionInterface $action): bool
return $this->formula ? $this->formula->isSuitable($charge, $action) : false;
public function setFormula(ChargeModifier $formula)
$this->formula = $formula;
hiqdev /
php-billing
