MC-38995: Customer group price is not working in product query graphql

Author: Oleksandr Iegorov

app/code/Magento/CatalogGraphQl/Model/Resolver/Product/PriceRange.php

@@ -63,6 +63,13 @@ public function resolve(
         $product = $value['model'];
         $product->unsetData('minimal_price');
 
+        if ($context) {
+            $customerGroupId = $context->getExtensionAttributes()->getCustomerGroupId();
+            if ($customerGroupId !== null) {
+                $product->setCustomerGroupId($customerGroupId);
+            }
+        }
+
         $requestedFields = $info->getFieldSelection(10);
         $returnArray = [];
 

app/code/Magento/CatalogGraphQl/Model/Resolver/Products/DataProvider/Product/CollectionProcessor/PriceDataProcessor.php

@@ -51,7 +51,6 @@
                 <item name="stock" xsi:type="object">Magento\CatalogGraphQl\Model\Resolver\Products\DataProvider\Product\CollectionProcessor\StockProcessor</item>
                 <item name="visibility" xsi:type="object">Magento\CatalogGraphQl\Model\Resolver\Products\DataProvider\Product\CollectionProcessor\VisibilityStatusProcessor</item>
                 <item name="mediaGallery" xsi:type="object">Magento\CatalogGraphQl\Model\Resolver\Products\DataProvider\Product\CollectionProcessor\MediaGalleryProcessor</item>
-                <item name="priceData" xsi:type="object">Magento\CatalogGraphQl\Model\Resolver\Products\DataProvider\Product\CollectionProcessor\PriceDataProcessor</item>
             </argument>
         </arguments>
     </type>