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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Sales\Model\Order\Validation;
use Magento\Sales\Api\Data\OrderInterface;
use Magento\Sales\Model\Order;
use Magento\Sales\Model\ValidatorInterface;
/**
* Class CanInvoice
*/
class CanInvoice implements ValidatorInterface
{
/**
* Validate
*
* @param OrderInterface $entity
* @return array
*/
public function validate($entity)
{
$messages = [];
if (!$this->isStateReadyForInvoice($entity)) {
$messages[] = __('An invoice cannot be created when an order has a status of %1', $entity->getStatus());
} elseif (!$this->canInvoice($entity)) {
$messages[] = __('The order does not allow an invoice to be created.');
}
return $messages;
}
/**
* Is state ready for invoice
*
* @param OrderInterface $order
* @return bool
*/
private function isStateReadyForInvoice(OrderInterface $order)
{
if ($order->getState() === Order::STATE_PAYMENT_REVIEW ||
$order->getState() === Order::STATE_HOLDED ||
$order->getState() === Order::STATE_CANCELED ||
$order->getState() === Order::STATE_COMPLETE ||
$order->getState() === Order::STATE_CLOSED
) {
return false;
}
return true;
}
/**
* Can invoice
*
* @param OrderInterface $order
* @return bool
*/
private function canInvoice(OrderInterface $order)
{
/** @var \Magento\Sales\Model\Order\Item $item */
foreach ($order->getItems() as $item) {
if ($item->getQtyToInvoice() > 0 && !$item->getLockedDoInvoice()) {
return true;
}
}
return false;
}
}