ACP2E-3399: GraphQL Response for Order placement does not include the exception message

Author: aplapana

app/code/Magento/QuoteGraphQl/Model/Resolver/PlaceOrder.php

@@ -17,6 +17,7 @@
 use Magento\GraphQl\Helper\Error\AggregateExceptionMessageFormatter;
 use Magento\QuoteGraphQl\Model\Cart\GetCartForCheckout;
 use Magento\QuoteGraphQl\Model\Cart\PlaceOrder as PlaceOrderModel;
+use Magento\QuoteGraphQl\Model\ErrorMapper;
 use Magento\QuoteGraphQl\Model\QuoteException;
 use Magento\Sales\Api\OrderRepositoryInterface;
 use Magento\SalesGraphQl\Model\Formatter\Order as OrderFormatter;
@@ -32,13 +33,15 @@ class PlaceOrder implements ResolverInterface
      * @param OrderRepositoryInterface $orderRepository
      * @param OrderFormatter $orderFormatter
      * @param AggregateExceptionMessageFormatter $errorMessageFormatter
+     * @param ErrorMapper $errorMapper
      */
     public function __construct(
         private readonly GetCartForCheckout $getCartForCheckout,
         private readonly PlaceOrderModel $placeOrder,
         private readonly OrderRepositoryInterface $orderRepository,
         private readonly OrderFormatter $orderFormatter,
-        private readonly AggregateExceptionMessageFormatter $errorMessageFormatter
+        private readonly AggregateExceptionMessageFormatter $errorMessageFormatter,
+        private readonly ErrorMapper $errorMapper
     ) {
     }
 
@@ -72,7 +75,12 @@ public function resolve(Field $field, $context, ResolveInfo $info, array $value
                 $context,
                 $info
             );
-            throw new QuoteException(__($exception->getMessage()), $exception, $exception->getCode());
+            $exceptionCode = $exception->getCode();
+            if (!$exceptionCode) {
+                $exceptionCode = $this->errorMapper->getErrorMessageId($exception->getMessage());
+            }
+
+            throw new QuoteException(__($exception->getMessage()), $exception, $exceptionCode);
         }
 
         return [

app/code/Magento/QuoteGraphQl/Plugin/ExceptionMessageDecorator.php

@@ -91,7 +91,4 @@
             </argument>
         </arguments>
     </type>
-    <type name="Magento\GraphQl\Helper\Error\AggregateExceptionMessageFormatter">
-        <plugin name="exception_message_decorator" type="Magento\QuoteGraphQl\Plugin\ExceptionMessageDecorator" sortOrder="1"/>
-    </type>
 </config>