/**
* {@inheritdoc}
*/
public function addPromotionCoupon(BaseCouponInterface $coupon = null)
{
if (null === $coupon) {
return;
}
if (!$this->hasPromotionCoupon($coupon)) {
$this->promotionCoupons->add($coupon);
}
}
/**
* {@inheritdoc}
*/
public function addPromotionCoupon($coupon)
{
if (null === $coupon) {
return $this;
}
if (!$coupon instanceof BaseCouponInterface) {
throw new UnexpectedTypeException($coupon, 'Sylius\\Component\\Promotion\\Model\\CouponInterface');
}
if (!$this->hasPromotionCoupon($coupon)) {
$this->promotionCoupons->add($coupon);
}
return $this;
}
/**
* {@inheritdoc}
*/
public function addPromotionCoupon($coupon)
{
if (null === $coupon) {
return $this;
}
if (!$coupon instanceof BaseCouponInterface) {
throw new UnexpectedTypeException($coupon, CouponInterface::class);
}
if (!$this->hasPromotionCoupon($coupon)) {
$this->promotionCoupons->add($coupon);
}
return $this;
}
