refactor: detect collection type using TypeHelper

Author: soyuka

Serializer/ItemNormalizer.php

@@ -21,6 +21,7 @@
 use ApiPlatform\Metadata\ResourceClassResolverInterface;
 use ApiPlatform\Metadata\UrlGeneratorInterface;
 use ApiPlatform\Metadata\Util\ClassInfoTrait;
+use ApiPlatform\Metadata\Util\TypeHelper;
 use ApiPlatform\Serializer\AbstractItemNormalizer;
 use ApiPlatform\Serializer\CacheKeyTrait;
 use ApiPlatform\Serializer\ContextTrait;
@@ -39,7 +40,6 @@
 use Symfony\Component\TypeInfo\Type\CollectionType;
 use Symfony\Component\TypeInfo\Type\CompositeTypeInterface;
 use Symfony\Component\TypeInfo\Type\ObjectType;
-use Symfony\Component\TypeInfo\Type\WrappingTypeInterface;
 
 /**
  * Converts between objects and array including HAL metadata.
@@ -212,17 +212,8 @@ private function getComponents(object $object, ?string $format, array $context):
                         $isOne = $className && $this->resourceClassResolver->isResourceClass($className);
                     }
                 } elseif ($type instanceof Type) {
-                    $typeIsCollection = function (Type $type) use (&$typeIsCollection, &$valueType): bool {
-                        return match (true) {
-                            $type instanceof CollectionType => null !== $valueType = $type->getCollectionValueType(),
-                            $type instanceof WrappingTypeInterface => $type->wrappedTypeIsSatisfiedBy($typeIsCollection),
-                            $type instanceof CompositeTypeInterface => $type->composedTypesAreSatisfiedBy($typeIsCollection),
-                            default => false,
-                        };
-                    };
-
-                    if ($type->isSatisfiedBy($typeIsCollection)) {
-                        $isMany = $valueType->isSatisfiedBy($typeIsResourceClass);
+                    if ($type->isSatisfiedBy(fn ($t) => $t instanceof CollectionType)) {
+                        $isMany = TypeHelper::getCollectionValueType($type)?->isSatisfiedBy($typeIsResourceClass);
                     } else {
                         $isOne = $type->isSatisfiedBy($typeIsResourceClass);
                     }