ACP2E-3945: Customer Order GraphQL : Retrieve product categories for the associated product is "not visible individually

Author: aplapana

app/code/Magento/CatalogGraphQl/Model/Resolver/Categories.php

@@ -8,6 +8,7 @@
 namespace Magento\CatalogGraphQl\Model\Resolver;
 
 use Magento\Catalog\Api\Data\CategoryInterface;
+use Magento\Catalog\Model\Product\Visibility;
 use Magento\Catalog\Model\ResourceModel\Category\CollectionFactory;
 use Magento\CatalogGraphQl\Model\AttributesJoiner;
 use Magento\CatalogGraphQl\Model\Category\Hydrator as CategoryHydrator;
@@ -99,8 +100,12 @@ public function resolve(Field $field, $context, ResolveInfo $info, ?array $value
         }
         /** @var \Magento\Catalog\Model\Product $product */
         $product = $value['model'];
-        $storeId = $this->storeManager->getStore()->getId();
-        $categoryIds = $this->productCategories->getCategoryIdsByProduct((int)$product->getId(), (int)$storeId);
+        if ($product->getVisibility() == Visibility::VISIBILITY_NOT_VISIBLE && in_array('orders', $info->path)) {
+            $categoryIds = $product->getCategoryIds();
+        } else {
+            $storeId = $this->storeManager->getStore()->getId();
+            $categoryIds = $this->productCategories->getCategoryIdsByProduct((int)$product->getId(), (int)$storeId);
+        }
         $collection = $this->collectionFactory->create();
         return $this->valueFactory->create(
             function () use ($categoryIds, $info, $collection) {