MAGETWO-49212: [GITHUB] Magento\Sales\Model\OrderRepository::getList() is incomplete #3018

- added sort to the search logic

Author: cpartica

app/code/Magento/Sales/Model/OrderRepository.php

@@ -15,6 +15,7 @@
 use Magento\Sales\Api\Data\ShippingAssignmentInterface;
 use Magento\Framework\Exception\NoSuchEntityException;
 use Magento\Framework\Exception\InputException;
+use Magento\Framework\Api\SortOrder;
 
 /**
  * Repository class for @see OrderInterface
@@ -96,7 +97,6 @@ public function get($id)
      */
     public function getList(\Magento\Framework\Api\SearchCriteria $searchCriteria)
     {
-        //@TODO: fix search logic
         /** @var \Magento\Sales\Api\Data\OrderSearchResultInterface $searchResult */
         $searchResult = $this->searchResultFactory->create();
         foreach ($searchCriteria->getFilterGroups() as $filterGroup) {
@@ -105,6 +105,20 @@ public function getList(\Magento\Framework\Api\SearchCriteria $searchCriteria)
                 $searchResult->addFieldToFilter($filter->getField(), [$condition => $filter->getValue()]);
             }
         }
+
+        $sortOrders = $searchCriteria->getSortOrders();
+        if ($sortOrders === null) {
+            $sortOrders = [];
+        }
+        /** @var \Magento\Framework\Api\SortOrder $sortOrder */
+        foreach ($sortOrders as $sortOrder) {
+            $field = $sortOrder->getField();
+            $searchResult->addOrder(
+                $field,
+                ($sortOrder->getDirection() == SortOrder::SORT_ASC) ? 'ASC' : 'DESC'
+            );
+        }
+
         $searchResult->setCurPage($searchCriteria->getCurrentPage());
         $searchResult->setPageSize($searchCriteria->getPageSize());
         foreach ($searchResult->getItems() as $order) {