Please follow the below steps to get the shipping method and its details in phtml file.
app/code/Test/RoomDelivery/view/adminhtml/layout/sales_order_view.xml
<?xml version="1.0"?>
<page xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:View/Layout/etc/page_configuration.xsd">
<body>
<referenceBlock name="sales_order_edit">
<block class="Test\RoomDelivery\Block\Adminhtml\Order\CustomFields" name="order_custom_fields" template="Test_RoomDelivery::order/view/custom_fields.phtml" />
</referenceBlock>
</body>
</page>
app/code/Test/RoomDelivery/Block/Adminhtml/Order/CustomFields.php
declare(strict_types=1);
namespace Test\RoomDelivery\Block\Adminhtml\Order;
use Magento\Framework\View\Element\Template;
use Magento\Framework\View\Element\Template\Context;
use Magento\Framework\Registry;
use Magento\Sales\Model\Order;
/**
* Class CustomFields
*
* @category Block/Order
* @package Test\RoomDelivery\Block\Adminhtml\Order
*/
class CustomFields extends Template
{
/**
* Core registry
*
* @var Registry
*/
protected $coreRegistry = null;
/**
* CustomFieldsRepositoryInterface
*
* @var CustomFieldsRepositoryInterface
*/
protected $customFieldsRepository;
/**
* CustomFields constructor.
*
* @param Context $context Context
* @param Registry $registry Registry
* @param CustomFieldsRepositoryInterface $customFieldsRepository CustomFieldsRepositoryInterface
* @param array $data Data
*/
public function __construct(
Context $context,
Registry $registry,
array $data = []
) {
$this->coreRegistry = $registry;
parent::__construct($context, $data);
}
/**
* Get current order
*
* @return Order
*/
public function getOrder() : Order
{
return $this->coreRegistry->registry('current_order');
}
}
app/code/Test/RoomDelivery/view/adminhtml/templates/order/view/custom_fields.phtml
$order = $block->getOrder();
$orderDetails = $order->getId();
echo 'details ' . $orderDetails . '<br />';
echo $order->getShippingDescription();
Please let me know if you are facing any issue.
I hope this will help you.