Update many entities with API Platform

BulkUpdateController.php

<?php

class BulkUpdateController
{
    private EntityWithManyProperties $entityWithManyProperties;

    public function __construct(EntityWithManyProperties $entityWithManyProperties)
    {
        $this->entityWithManyProperties = $entityWithManyProperties;
    }

    public function __invoke(EntityWithManyPropertiesInput $data): Response
    {
        $ids = [];
        foreach ($data->entities as $entity) {
            $ids[] = $entity->getId();
        }

        $result = $this->entityWithManyProperties->updateBulk($ids, $data->someProperty);

        return new Response(sprintf('Updated %s entities', $result), 200);
    }
}

EntityWithManyProperties.php

<?php

use App\Controller\BulkUpdate;
use App\Entity\Dto\EntityWithManyPropertiesInput;

/**
 *  @ApiResource(
 *     collectionOperations={
 *         "get",
 *         "post",
 *         "bulk-update": {
 *             "method": "POST",
 *             "path": "/myentity/bulk-update.{_format}",
 *             "input": EntityWithManyPropertiesInput::class,
 *             "controller": BulkUpdateController::class,
 *             "read": false,
 *         }
 *     }
 */
class EntityWithManyProperties

EntityWithManyPropertiesInput.php

<?php

class EntityWithManyPropertiesInput
{
    /**
     * @var EntityWithManyProperties[]
     */
    public array $entities;

    public bool $someProperty;
}

EntityWithManyPropertiesInputTransformer.php

<?php

/**
 * Need DataTransformer as per: https://github.com/api-platform/core/issues/3295#issuecomment-569092512
 */
class EntityWithManyPropertiesInputTransformer implements DataTransformerInterface
{
    /**
     * @param EntityWithManyPropertiesInput $object
     */
    public function transform($object, string $to, array $context = []): EntityWithManyPropertiesInput
    {
        return $object;
    }

    public function supportsTransformation($data, string $to, array $context = []): bool
    {
        if ($data instanceof EntityWithManyProperties) {
            // Already transformed.
            return false;
        }

        return EntityWithManyProperties::class === $to && ($context['input']['class'] ?? null) === EntityWithManyPropertiesInput::class;
    }
}

EntityWithManyPropertiesRepository.php

<?php

class EntityWithManyPropertiesRepository extends ServiceEntityRepository
{
    //...

    public function updateBulk(array $entityIds, bool $someProperty)
    {
        $qb = $this->createQueryBuilder('n');
        $qb->update()
            ->set('n.someProperty', ':property')
            ->where('n.id IN (:ids)')
            ->setParameter('property', $someProperty)
            ->setParameter('ids', $entityIds);

        return $qb->getQuery()
            ->getResult();
    }
}

request.json

{
  "entities": [
   "/api/entity/1",
   "/api/entity/3"
  ],
  "someProperty": true
}