117. PostAwareNromalizer

src/Entity/Post.php

@@ -98,6 +98,9 @@ class Post
 //    #[ApiProperty(readableLink: true, writableLink: true)]
     private $author;
 
+    #[Groups(['post:read', 'post:item:get'])]
+    private $postImageUrl;
+
     public function __construct()
     {
         $this->comments = new ArrayCollection();
@@ -245,4 +248,22 @@ class Post
 
         return $this;
     }
+
+    /**
+     * @return mixed
+     */
+    public function getPostImageUrl()
+    {
+        return $this->postImageUrl;
+    }
+
+    /**
+     * @param mixed $postImageUrl
+     */
+    public function setPostImageUrl($postImageUrl): void
+    {
+        $this->postImageUrl = $postImageUrl;
+    }
+
+
 }

src/Serializer/Normalizer/PostAwareNormalizer.php

+<?php
+
+
+namespace App\Serializer\Normalizer;
+
+
+use App\Entity\Post;
+use Symfony\Component\HttpFoundation\RequestStack;
+use Symfony\Component\Serializer\Exception\CircularReferenceException;
+use Symfony\Component\Serializer\Exception\ExceptionInterface;
+use Symfony\Component\Serializer\Exception\InvalidArgumentException;
+use Symfony\Component\Serializer\Exception\LogicException;
+use Symfony\Component\Serializer\Normalizer\ContextAwareNormalizerInterface;
+use Symfony\Component\Serializer\Normalizer\NormalizerAwareInterface;
+use Symfony\Component\Serializer\Normalizer\NormalizerAwareTrait;
+use Symfony\Component\Serializer\Normalizer\NormalizerInterface;
+
+class PostAwareNormalizer implements NormalizerAwareInterface, ContextAwareNormalizerInterface
+{
+    use NormalizerAwareTrait;
+
+    /**
+     * @var RequestStack
+     */
+    private RequestStack $requestStack;
+
+    private const NORMALIZE_ALREADY_CALLED = 'normalize_already_called';
+
+    public function __construct(RequestStack $requestStack)
+    {
+        $this->requestStack = $requestStack;
+    }
+
+    public function supportsNormalization($data, string $format = null, array $context = [])
+    {
+        if (isset($context[self::NORMALIZE_ALREADY_CALLED])) {
+            return false;
+        }
+        return $data instanceof Post;
+    }
+
+    /**
+     * @param Post $object
+     * @param string|null $format
+     * @param array $context
+     * @return array|\ArrayObject|bool|float|int|string|null
+     * @throws ExceptionInterface
+     */
+    public function normalize($object, string $format = null, array $context = [])
+    {
+        $context[self::NORMALIZE_ALREADY_CALLED] = true;
+
+        $request = $this->requestStack->getCurrentRequest();
+
+        $object->setPostImageUrl($request->getSchemeAndHttpHost() . '/uploads/images/' . $object->getPostImage());
+        return $this->normalizer->normalize($object, $format, $context);
+    }
+}
\ No newline at end of file

src/Serializer/Normalizer/PostNormalizer.php

@@ -17,7 +17,7 @@ use Symfony\Component\Serializer\Normalizer\DenormalizerInterface;
 use Symfony\Component\Serializer\Normalizer\NormalizerInterface;
 use Symfony\Component\Serializer\Normalizer\ObjectNormalizer;
 
-class PostNormalizer implements NormalizerInterface, DenormalizerInterface, CacheableSupportsMethodInterface
+class PostNormalizer implements DenormalizerInterface, CacheableSupportsMethodInterface
 {
     private $normalizer;
     /**
@@ -36,20 +36,20 @@ class PostNormalizer implements NormalizerInterface, DenormalizerInterface, Cach
         $this->userRepository = $userRepository;
     }
 
-    public function normalize($object, $format = null, array $context = []): array
-    {
-        $data = $this->normalizer->normalize($object, $format, $context);
-
-        $request = $this->requestStack->getCurrentRequest();
-        // Here: add, edit, or delete some data
-        $data['post_image_url'] = $request->getSchemeAndHttpHost() .'/uploads/images/'. $data['postImage'];
-        return $data;
-    }
-
-    public function supportsNormalization($data, $format = null): bool
-    {
-        return $data instanceof \App\Entity\Post;
-    }
+//    public function normalize($object, $format = null, array $context = []): array
+//    {
+//        $data = $this->normalizer->normalize($object, $format, $context);
+//
+//        $request = $this->requestStack->getCurrentRequest();
+//        // Here: add, edit, or delete some data
+//        $data['post_image_url'] = $request->getSchemeAndHttpHost() .'/uploads/images/'. $data['postImage'];
+//        return $data;
+//    }
+//
+//    public function supportsNormalization($data, $format = null): bool
+//    {
+//        return $data instanceof \App\Entity\Post;
+//    }
 
     public function hasCacheableSupportsMethod(): bool
     {