/**
* Apply catalog price rules to product on frontend
*
* @param \Magento\Framework\Event\Observer $observer
* @return $this
*/
public function execute(\Magento\Framework\Event\Observer $observer)
{
$product = $observer->getEvent()->getProduct();
$pId = $product->getId();
$storeId = $product->getStoreId();
if ($observer->hasDate()) {
$date = new \DateTime($observer->getEvent()->getDate());
} else {
$date = $this->localeDate->scopeDate($storeId);
}
if ($observer->hasWebsiteId()) {
$wId = $observer->getEvent()->getWebsiteId();
} else {
$wId = $this->storeManager->getStore($storeId)->getWebsiteId();
}
if ($observer->hasCustomerGroupId()) {
$gId = $observer->getEvent()->getCustomerGroupId();
} elseif ($product->hasCustomerGroupId()) {
$gId = $product->getCustomerGroupId();
} else {
$gId = $this->customerSession->getCustomerGroupId();
}
$key = "{$date->format('Y-m-d H:i:s')}|{$wId}|{$gId}|{$pId}";
if (!$this->rulePricesStorage->hasRulePrice($key)) {
$rulePrice = $this->resourceRuleFactory->create()->getRulePrice($date, $wId, $gId, $pId);
$this->rulePricesStorage->setRulePrice($key, $rulePrice);
}
if ($this->rulePricesStorage->getRulePrice($key) !== false) {
$finalPrice = min($product->getData('final_price'), $this->rulePricesStorage->getRulePrice($key));
$product->setFinalPrice($finalPrice);
}
return $this;
}
/**
* Apply catalog price rules to product on frontend
*
* @param EventObserver $observer
* @return $this
*/
public function processFrontFinalPrice($observer)
{
$product = $observer->getEvent()->getProduct();
$pId = $product->getId();
$storeId = $product->getStoreId();
if ($observer->hasDate()) {
$date = $observer->getEvent()->getDate();
} else {
$date = $this->_localeDate->scopeTimeStamp($storeId);
}
if ($observer->hasWebsiteId()) {
$wId = $observer->getEvent()->getWebsiteId();
} else {
$wId = $this->_storeManager->getStore($storeId)->getWebsiteId();
}
if ($observer->hasCustomerGroupId()) {
$gId = $observer->getEvent()->getCustomerGroupId();
} elseif ($product->hasCustomerGroupId()) {
$gId = $product->getCustomerGroupId();
} else {
$gId = $this->_customerSession->getCustomerGroupId();
}
$key = "{$date}|{$wId}|{$gId}|{$pId}";
if (!isset($this->_rulePrices[$key])) {
$rulePrice = $this->_resourceRuleFactory->create()->getRulePrice($date, $wId, $gId, $pId);
$this->_rulePrices[$key] = $rulePrice;
}
if ($this->_rulePrices[$key] !== false) {
$finalPrice = min($product->getData('final_price'), $this->_rulePrices[$key]);
$product->setFinalPrice($finalPrice);
}
return $this;
}