refactor: improve validation trait

src/Presentation/Actions/Protocols/Action.php

@@ -43,11 +43,7 @@ public function __invoke(Request $request, Response $response, array $args): Res
         $this->args = $args;
 
         try {
-            $body = $request->getBody()->__toString();
-
-            $parsedBody = json_decode($body, true);
-
-            $this->validate($parsedBody);
+            $this->validate($request);
 
             return $this->action($request);
         } catch (HttpSpecializedAdapter $e) {

src/Presentation/Actions/Protocols/ActionTraits/ValidationTrait.php

@@ -4,6 +4,7 @@
 
 use App\Presentation\Actions\Protocols\HttpErrors\UnprocessableEntityException;
 use App\Presentation\Helpers\Validation\Validators\Facade\ValidationFacade;
+use Psr\Http\Message\ServerRequestInterface;
 
 trait ValidationTrait
 {
@@ -20,8 +21,11 @@ public function messages()
     /**
      * @throws UnprocessableEntityException
      */
-    protected function validate(null|array|object $body)
+    protected function validate(ServerRequestInterface $request)
     {
+        $rawBody = $request->getBody()->__toString();
+        $body = json_decode($rawBody, true);
+
         $rules = $this->rules() ?? [];
         $messages = $this->messages() ?? [];
         $body = $body ?? [];

src/Presentation/Actions/User/ViewUserAction.php

@@ -13,7 +13,7 @@ class ViewUserAction extends UserAction
     /**
      * {@inheritdoc}
      */
-    protected function action(Request $request): Response
+    public function action(Request $request): Response
     {
         $userId = (int) $this->resolveArg('id');
         $user = $this->userService->findUserOfId($userId);