/**
  * Calculates coupons price given actual Cart.
  *
  * @param CartInterface $cart Cart
  */
 public function refreshCouponAmount(CartInterface $cart)
 {
     $couponAmount = Money::create(0, $this->currencyWrapper->get());
     $coupons = $this->cartCouponManager->getCoupons($cart);
     foreach ($coupons as $coupon) {
         $currentCouponAmount = $this->cartCouponApplicatorCollector->getCouponAbsoluteValue($cart, $coupon);
         $coupon->setAbsolutePrice($currentCouponAmount);
         $couponAmount = $couponAmount->add($currentCouponAmount);
     }
     $cart->setCouponAmount($couponAmount);
 }
 /**
  * Given a cart and a coupon, returns the real value of the coupon.
  * If the type of the coupon is not valid, then an empty Money instance will
  * be returned, with value 0.
  *
  * @deprecated since version 1.1.0, to be removed in 2.0.0. Use
  *             CartCouponApplicatorCollector::getCouponAbsoluteValue
  *             instead.
  *
  * @param CartInterface   $cart   Abstract Cart object
  * @param CouponInterface $coupon Coupon
  *
  * @return MoneyInterface Coupon price
  */
 public function getCouponAbsolutePrice(CartInterface $cart, CouponInterface $coupon)
 {
     return $this->cartCouponApplicatorCollector->getCouponAbsoluteValue($cart, $coupon);
 }