src/FondOfSpryker/Zed/AvailabilityAlert/Business/Model/SubscribersNotifier.php
protected function getAvailability(
        FosAvailabilityAlertSubscription $fosAvailabilityAlertSubscription
    ) {
        $productAbstractAvailability = $this->availabilityFacade->getProductAbstractAvailability(
            $fosAvailabilityAlertSubscription->getFkProductAbstract(),
            $fosAvailabilityAlertSubscription->getFkLocale()
        );

        return $productAbstractAvailability->getAvailability();
    }
protected function getAvailability(
        FosAvailabilityAlertSubscription $fosAvailabilityAlertSubscription
    ) {
        $productAbstractAvailability = $this->availabilityFacade->getProductAbstractAvailability(
            $fosAvailabilityAlertSubscription->getFkProductAbstract(),
            $fosAvailabilityAlertSubscription->getFkLocale()
        );

        return $productAbstractAvailability->getAvailability();
    }
@param \Orm\Zed\AvailabilityAlert\Persistence\FosAvailabilityAlertSubscription $fosAvailabilityAlertSubscription

@return int