OrderUpdateWebhook.php

<?php

namespace BobGroup\BobGo\Observer;

use Magento\Framework\Event\Observer;
use Magento\Framework\Event\ObserverInterface;
use Magento\Framework\HTTP\Client\Curl;
use BobGroup\BobGo\Model\Carrier\UData;
use Psr\Log\LoggerInterface;
use Magento\Store\Model\StoreManagerInterface;

class OrderUpdateWebhook implements ObserverInterface
{
    protected Curl $curl;
    protected LoggerInterface $logger;
    protected StoreManagerInterface $storeManager;

    public function __construct(LoggerInterface $logger, Curl $curl, StoreManagerInterface $storeManager)
    {
        $this->logger = $logger;
        $this->curl = $curl;
        $this->storeManager = $storeManager;
    }

    public function execute(Observer $observer)
    {
        $order = $observer->getEvent()->getOrder();
        if (!$order) {
            return;
        }

        // Extract order data and send to the webhook URL
        $this->sendWebhook($order, 'order_updated');
    }

    private function sendWebhook($order, $eventType)
    {
        // Webhook URL
        $url = $this->getWebhookUrl();

        // Extract order items
        $itemsData = [];
        foreach ($order->getAllItems() as $item) {
            $itemsData[] = $item->getData();
        }

        // Extract shipping address
        $shippingAddress = $order->getShippingAddress();
        $shippingAddressData = $shippingAddress ? $shippingAddress->getData() : [];

        // Extract billing address
        $billingAddress = $order->getBillingAddress();
        $billingAddressData = $billingAddress ? $billingAddress->getData() : [];

        $storeId = $this->getStoreId();

        // Prepare payload
        $data = [
            'event' => $eventType,
            'order_id' => $order->getId(),
            'channel_identifier' => $this->getStoreUrl(),
            'store_id' => $storeId,
            //'order_data' => $order->getData(),
            //'items' => $itemsData,
            //'shipping_address' => $shippingAddressData,
            //'billing_address'  => $billingAddressData,
        ];

        // Send the webhook
        $this->makeHttpPostRequest($url, $data, $storeId);