MC-36405: Reorder is not working with custom options date with JavaScript Calendar enabled

Author: rostyslav-hymon

app/code/Magento/Catalog/Model/ProductOptionProcessor.php

@@ -10,10 +10,9 @@
 use Magento\Catalog\Model\CustomOptions\CustomOptionFactory;
 use Magento\Framework\DataObject;
 use Magento\Framework\DataObject\Factory as DataObjectFactory;
-use Magento\Framework\Serialize\Serializer\Json;
 
 /**
- * Processor ofr product options
+ * Processor for product options
  */
 class ProductOptionProcessor implements ProductOptionProcessorInterface
 {
@@ -146,7 +145,7 @@ private function getUrlBuilder()
     }
 
     /**
-     * Returns date option value only with 'date_internal data
+     * Check if the option has a date_internal and date
      *
      * @param array $optionValue
      * @return bool

app/code/Magento/Sales/Model/AdminOrder/Create.php

@@ -667,8 +667,9 @@ public function initFromOrderItem(\Magento\Sales\Model\Order\Item $orderItem, $q
             $productOptions = $orderItem->getProductOptions();
             if ($productOptions !== null && !empty($productOptions['options'])) {
                 $formattedOptions = [];
+                $useFrontendCalendar = $this->useFrontendCalendar();
                 foreach ($productOptions['options'] as $option) {
-                    if (in_array($option['option_type'], ['date', 'date_time']) && $this->useFrontendCalendar()) {
+                    if (in_array($option['option_type'], ['date', 'date_time']) && $useFrontendCalendar) {
                         $product->setSkipCheckRequiredOption(false);
                         break;
                     }