Hello Everyone,
In this blog, we will learn about how to Create Event Observer in Magento 2.
The Event can extend the default functionality of Magento 2, without affecting to core code and core files.
We can use our custom logic when some event is performed.
Without wasting your time, let us guide you straight away. Follow the easy step given below to Create Event Observer in Magento 2.
STEPS FOR CREATE EVENT OBSERVER IN MAGENTO 2
Step 1: Create events.xml file
There are three area to declare events.xml file.
global area: app/code/Vendor/Extension/etc/events.xml
frontend area: app/code/Vendor/Extension/etc/frontend/events.xml
admin area: app/code/Vendor/Extension/etc/adminhtml/events.xml
app/code/Vendor/Extension/etc/frontend/events.xml
<?xml version="1.0"?>
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Event/etc/events.xsd">
<event name="checkout_cart_product_add_after">
<observer name="magecurious_checkout_cart_product_add_after" instance="Vendor\Extension\Observer\CheckoutCartProductAddAfter" />
</event>
</config>
Step 2: Create CheckoutCartProductAddAfter.php file
app/code/Vendor/Extension/Observer/СheckoutСartProductAddAfter.php
<?php
namespace Vendor\Extension\Observer;
use Magento\Framework\Event\ObserverInterface;
use Psr\Log\LoggerInterface;
class CheckoutCartProductAddAfter implements ObserverInterface
{
protected $logger;
public function __construct(
LoggerInterface $logger
) {
$this->logger = $logger;
}
public function execute(\Magento\Framework\Event\Observer $observer)
{
$this->logger->info('Observer Called');
$product = $observer->getProduct();
$item = $observer->getQuoteItem();
$product = $observer->getData('product');
$item = $observer->getData('quote_item');
}
}
Step 3: Finally run the below commands
$ php bin/magento cache:clean
$ php bin/magento cache:flush
Final Thoughts:
So this was the easiest way which we have told you in this blog. This is how you can Create Event Observer in Magento 2. Hope you liked the blog.
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