/**
* Initialize creditmemo model instance
*
* @return \Magento\Sales\Model\Order\Creditmemo|false
* @SuppressWarnings(PHPMD.CyclomaticComplexity)
*/
public function load()
{
$creditmemo = false;
$creditmemoId = $this->getCreditmemoId();
$orderId = $this->getOrderId();
if ($creditmemoId) {
$creditmemo = $this->creditmemoRepository->get($creditmemoId);
} elseif ($orderId) {
$data = $this->getCreditmemo();
$order = $this->orderFactory->create()->load($orderId);
$invoice = $this->_initInvoice($order);
if (!$this->_canCreditmemo($order)) {
return false;
}
$savedData = $this->_getItemData();
$qtys = [];
$backToStock = [];
foreach ($savedData as $orderItemId => $itemData) {
if (isset($itemData['qty'])) {
$qtys[$orderItemId] = $itemData['qty'];
}
if (isset($itemData['back_to_stock'])) {
$backToStock[$orderItemId] = true;
}
}
$data['qtys'] = $qtys;
if ($invoice) {
$creditmemo = $this->creditmemoFactory->createByInvoice($invoice, $data);
} else {
$creditmemo = $this->creditmemoFactory->createByOrder($order, $data);
}
/**
* Process back to stock flags
*/
foreach ($creditmemo->getAllItems() as $creditmemoItem) {
$orderItem = $creditmemoItem->getOrderItem();
$parentId = $orderItem->getParentItemId();
if (isset($backToStock[$orderItem->getId()])) {
$creditmemoItem->setBackToStock(true);
} elseif ($orderItem->getParentItem() && isset($backToStock[$parentId]) && $backToStock[$parentId]) {
$creditmemoItem->setBackToStock(true);
} elseif (empty($savedData)) {
$creditmemoItem->setBackToStock($this->stockConfiguration->isAutoReturnEnabled());
} else {
$creditmemoItem->setBackToStock(false);
}
}
}
$this->eventManager->dispatch('adminhtml_sales_order_creditmemo_register_before', ['creditmemo' => $creditmemo, 'input' => $this->getCreditmemo()]);
$this->registry->register('current_creditmemo', $creditmemo);
return $creditmemo;
}
/**
* @return \Magento\Framework\Controller\ResultInterface
*/
public function execute()
{
$result = $this->orderLoader->load($this->_request);
if ($result instanceof \Magento\Framework\Controller\ResultInterface) {
return $result;
}
$creditmemoId = (int) $this->getRequest()->getParam('creditmemo_id');
if ($creditmemoId) {
$creditmemo = $this->creditmemoRepository->get($creditmemoId);
$order = $creditmemo->getOrder();
} else {
$order = $this->_coreRegistry->registry('current_order');
}
if ($this->orderAuthorization->canView($order)) {
if (isset($creditmemo)) {
$this->_coreRegistry->register('current_creditmemo', $creditmemo);
}
return $this->resultPageFactory->create()->addHandle('print');
} else {
return $this->resultRedirectFactory->create()->setPath('sales/guest/form');
}
}
