/**
* Check if this coupon is already applied to the cart
*
* @param CartCouponOnApplyEvent $event Event
*
* @throws CouponAlreadyAppliedException
*/
public function checkDuplicates(CartCouponOnApplyEvent $event)
{
$cartCoupon = $this->cartCouponRepository->findOneBy(['cart' => $event->getCart(), 'coupon' => $event->getCoupon()]);
if (null !== $cartCoupon) {
throw new CouponAlreadyAppliedException();
}
}
/**
* Applies Coupon in Cart, and flushes it
*
* @param CartCouponOnApplyEvent $event Event
*
* @throws CouponRulesNotValidateException Invalid rules
*/
public function onCartCouponApply(CartCouponOnApplyEvent $event)
{
$cart = $event->getCart();
$coupon = $event->getCoupon();
if (!$this->cartCouponRuleManager->checkCouponValidity($cart, $coupon)) {
$this->cartCouponEventDispatcher->dispatchCartCouponOnRejectedEvent($cart, $coupon);
$event->stopPropagation();
}
}
/**
* Applies Coupon in Cart, and flushes it
*
* @param CartCouponOnApplyEvent $event Event
*/
public function onCartCouponApply(CartCouponOnApplyEvent $event)
{
$cart = $event->getCart();
$coupon = $event->getCoupon();
/**
* We create a new instance of CartCoupon.
* We also persist and flush relation
*/
$cartCoupon = $this->cartCouponFactory->create()->setCart($cart)->setCoupon($coupon);
$this->cartCouponObjectManager->persist($cartCoupon);
$this->cartCouponObjectManager->flush($cartCoupon);
$event->setCartCoupon($cartCoupon);
}
/**
* Avoid applying a manual coupon if another is being applied
*
* @param CartCouponOnApplyEvent $event
*
* @throws CouponIncompatibleException
*/
public function assertJustOneManualCoupon(CartCouponOnApplyEvent $event)
{
if (!$this->isManual($event->getCoupon())) {
return null;
}
/**
* @var CartCouponInterface[] $cartCoupons
*/
$cartCoupons = $this->cartCouponRepository->findBy(['cart' => $event->getCart()]);
foreach ($cartCoupons as $cartCoupon) {
if ($this->isManual($cartCoupon->getCoupon())) {
throw new CouponIncompatibleException();
}
}
}
/**
* Check if this coupon can be applied when other coupons had previously
* been applied
*
* @param CartCouponOnApplyEvent $event Event
*
* @return null
*
* @throws CouponNotStackableException
*/
public function checkStackableCoupon(CartCouponOnApplyEvent $event)
{
$cartCoupons = $this->cartCouponRepository->findBy(['cart' => $event->getCart()]);
/**
* If there are no previously applied coupons we can skip the check
*/
if (0 == count($cartCoupons)) {
return null;
}
$coupon = $event->getCoupon();
$appliedCouponsCanBeStacked = array_reduce($cartCoupons, function ($previousCouponsAreStackable, CartCouponInterface $cartCoupon) {
return $previousCouponsAreStackable && $cartCoupon->getCoupon()->getStackable();
}, true);
/**
* Checked coupon can be stackable and everithing that was
* previously applied is also stackable
*/
if ($coupon->getStackable() && $appliedCouponsCanBeStacked) {
return null;
}
throw new CouponNotStackableException();
}
/**
* Creates a new CartCoupon instance.
*
* @param CartCouponOnApplyEvent $event Event
*/
public function createAndSaveCartCoupon(CartCouponOnApplyEvent $event)
{
$cartCoupon = $this->cartCouponManager->createAndSaveCartCoupon($event->getCart(), $event->getCoupon());
$event->setCartCoupon($cartCoupon);
}
/**
* Checks if a Coupon is applicable to a Cart
*
* @param CartCouponOnApplyEvent $event Event
*/
public function validateCoupon(CartCouponOnApplyEvent $event)
{
$this->cartCouponDispatcher->dispatchCartCouponOnCheckEvent($event->getCart(), $event->getCoupon());
}
/**
* Check if this coupon is already applied to the cart
*
* @param CartCouponOnApplyEvent $event Event
*
* @throws CouponAlreadyAppliedException Coupon already applied
*/
public function validateDuplicatedCoupon(CartCouponOnApplyEvent $event)
{
$this->duplicatedCouponValidator->validateDuplicatedCoupon($event->getCart(), $event->getCoupon());
}
/**
* Check if this coupon can be applied when other coupons had previously
* been applied.
*
* @param CartCouponOnApplyEvent $event Event
*/
public function validateStackableCoupon(CartCouponOnApplyEvent $event)
{
$this->stackableCouponValidator->validateStackableCoupon($event->getCart(), $event->getCoupon());
}
/**
* Check if this coupon can be applied when other coupons had previously
* been applied
*
* @param CartCouponOnApplyEvent $event Event
*
* @return null
*
* @throws CouponNotStackableException
*/
public function checkStackableCoupon(CartCouponOnApplyEvent $event)
{
$this->stackableCouponChecker->checkStackableCoupon($event->getCart(), $event->getCoupon());
}