[Data Object Editor] User select data type miss-match (#917)

* add user list adapter

* Apply php-cs-fixer changes

Author: lukmzig

config/data_objects.yaml

@@ -177,6 +177,9 @@ services:
   Pimcore\Bundle\StudioBackendBundle\DataObject\Data\Adapter\UrlSlugAdapter:
     tags: [ 'pimcore.studio_backend.data_adapter' ]
 
+  Pimcore\Bundle\StudioBackendBundle\DataObject\Data\Adapter\UserAdapter:
+    tags: [ 'pimcore.studio_backend.data_adapter' ]
+
   Pimcore\Bundle\StudioBackendBundle\DataObject\Data\Adapter\VideoAdapter:
     tags: [ 'pimcore.studio_backend.data_adapter' ]
 

config/pimcore/config.yaml

@@ -160,7 +160,6 @@ pimcore_studio_backend:
             - "gender"
             - "language"
             - "select"
-            - "user"
         Pimcore\Bundle\StudioBackendBundle\DataObject\Data\Adapter\SliderAdapter:
             - "slider"
         Pimcore\Bundle\StudioBackendBundle\DataObject\Data\Adapter\StringAdapter:
@@ -178,6 +177,8 @@ pimcore_studio_backend:
             - "table"
         Pimcore\Bundle\StudioBackendBundle\DataObject\Data\Adapter\UrlSlugAdapter:
             - "urlSlug"
+        Pimcore\Bundle\StudioBackendBundle\DataObject\Data\Adapter\UserAdapter:
+            - "user"
         Pimcore\Bundle\StudioBackendBundle\DataObject\Data\Adapter\QuantityValueAdapter:
             - "quantityValue"
         Pimcore\Bundle\StudioBackendBundle\DataObject\Data\Adapter\InputQuantityValueAdapter:

src/DataObject/Data/Adapter/UserAdapter.php

@@ -0,0 +1,66 @@
+<?php
+declare(strict_types=1);
+
+/**
+ * Pimcore
+ *
+ * This source file is available under two different licenses:
+ * - GNU General Public License version 3 (GPLv3)
+ * - Pimcore Commercial License (PCL)
+ * Full copyright and license information is available in
+ * LICENSE.md which is distributed with this source code.
+ *
+ *  @copyright  Copyright (c) Pimcore GmbH (http://www.pimcore.org)
+ *  @license    http://www.pimcore.org/license     GPLv3 and PCL
+ */
+
+namespace Pimcore\Bundle\StudioBackendBundle\DataObject\Data\Adapter;
+
+use Pimcore\Bundle\StudioBackendBundle\DataObject\Data\DataNormalizerInterface;
+use Pimcore\Bundle\StudioBackendBundle\DataObject\Data\Model\FieldContextData;
+use Pimcore\Bundle\StudioBackendBundle\DataObject\Data\SetterDataInterface;
+use Pimcore\Bundle\StudioBackendBundle\DataObject\Service\DataAdapterLoaderInterface;
+use Pimcore\Model\DataObject\ClassDefinition\Data;
+use Pimcore\Model\DataObject\ClassDefinition\Data\User;
+use Pimcore\Model\DataObject\Concrete;
+use Pimcore\Model\UserInterface;
+use Pimcore\Normalizer\NormalizerInterface;
+use Symfony\Component\DependencyInjection\Attribute\AutoconfigureTag;
+use function array_key_exists;
+use function is_int;
+
+/**
+ * @internal
+ */
+#[AutoconfigureTag(DataAdapterLoaderInterface::ADAPTER_TAG)]
+final readonly class UserAdapter implements SetterDataInterface, DataNormalizerInterface
+{
+    public function getDataForSetter(
+        Concrete $element,
+        Data $fieldDefinition,
+        string $key,
+        array $data,
+        UserInterface $user,
+        ?FieldContextData $contextData = null,
+        bool $isPatch = false
+    ): ?int {
+
+        if (!array_key_exists($key, $data) ||
+            !$fieldDefinition instanceof NormalizerInterface ||
+            !is_int($data[$key])
+        ) {
+            return null;
+        }
+
+        return $data[$key];
+    }
+
+    public function normalize(mixed $value, Data $fieldDefinition): ?int
+    {
+        if ($value === null || !$fieldDefinition instanceof User) {
+            return null;
+        }
+
+        return (int)$value;
+    }
+}