How to Get List Products from Catalog Rule Condition in Magento 2

Getting list product from catalog rule condition in Magento 2 is the method helping you create and observe the all promotions. In Magento 2 store, there are two types of promotion rules you can set: Catalog Rule and Shopping Cart Rule, however, we all will refer to the catalog rule. Depending on your needs, you are allowed to generate multiple catalog promotion rule and apply a variety of conditions for each one.

Get List Products from Catalog Rule Condition in Magento 2

Below is the detailed guides to how to get list products from catalog rule condition by creating a class in the \Magento\Rule\Model\AbstractModel

<?php
 
namespace Mageplaza\HelloWorld\Model;
class Rule extends \Magento\Rule\Model\AbstractModel
{
   protected $_productIds;
/**
* Get array of product ids which are matched by rule
*
* @return array
*/
public function getListProductIdsInRule()
{
     $productCollection = \Magento\Framework\App\ObjectManager::getInstance()->create(
         '\Magento\Catalog\Model\ResourceModel\Product\Collection'
     );
     $productFactory = \Magento\Framework\App\ObjectManager::getInstance()->create(
         '\Magento\Catalog\Model\ProductFactory'
     );
     $this->_productIds = [];
     $this->setCollectedAttributes([]);
     $this->getConditions()->collectValidatedAttributes($productCollection);
     \Magento\Framework\App\ObjectManager::getInstance()->create(
         '\Magento\Framework\Model\ResourceModel\Iterator'
     )->walk(
         $this->_productCollection->getSelect(),
         [[$this, 'callbackValidateProduct']],
         [
             'attributes' => $this->getCollectedAttributes(),
             'product' => $productFactory->create()
         ]
     );
     return $this->_productIds;
}
/**
* Callback function for product matching
*
* @param array $args
* @return void
*/
public function callbackValidateProduct($args)
{
     $product = clone $args['product'];
     $product->setData($args['row']);
     $websites = $this->_getWebsitesMap();
     foreach ($websites as $websiteId => $defaultStoreId) {
         $product->setStoreId($defaultStoreId);
         if ($this->getConditions()->validate($product)) {
             $this->_productIds[] = $product->getId();
         }
     }
}
/**
* Prepare website map
*
* @return array
*/
protected function _getWebsitesMap()
{
     $map = [];
     $websites = \Magento\Framework\App\ObjectManager::getInstance()->create(
         '\Magento\Store\Model\StoreManagerInterface'
     )->getWebsites();
     foreach ($websites as $website) {
         // Continue if website has no store to be able to create catalog rule for website without store
         if ($website->getDefaultStore() === null) {
             continue;
         }
         $map[$website->getId()] = $website->getDefaultStore()->getId();
     }
     return $map;
}
}

Final words

The code snippet is the greatest choice so that you can get the list product from Catalog Rule Condition with ease. I hope this is the helpful topic to achieve the better results when you run Magento 2 platform on your ecommerce store. If you have any doubts about this tutorial or want to discuss more about this topic, feel free to let me know.

Thanks for reading!

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Vinh Jacker
With over a decade of experience crafting innovative tech solutions for ecommerce businesses built on Magento, Jacker is the mastermind behind our secure and well-functioned extensions. With his expertise in building user-friendly interfaces and robust back-end systems, Mageplaza was able to deliver exceptional Magento solutions and services for over 122K+ customers around the world.
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