Add ErrorCode form type and update ErrorCode middleware

Author: krzysiekpiasecki

src/Dotpay/Response/ResponseErrorCodeType.php

@@ -0,0 +1,47 @@
+<?php
+
+/*
+ * This file is part of Dotpayds project.
+ * (c) Krzysztof Piasecki <krzysiekpiasecki@gmail.com>
+ *
+ * @license   https://opensource.org/licenses/MIT  The MIT License
+ */
+
+declare(strict_types=1);
+
+/*
+ * This file is part of Dotpayds project.
+ * (c) Krzysztof Piasecki <krzysiekpiasecki@gmail.com>
+ *
+ * @license   https://opensource.org/licenses/MIT  The MIT License
+ */
+
+namespace Dotpay\Response;
+
+use Dotpay\Response\Validator\Constraint\ErrorCodeConstraint;
+use Symfony\Component\Form\Extension\Core\Type\BaseType;
+use Symfony\Component\Form\Extension\Core\Type\TextType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\OptionsResolver\OptionsResolver;
+
+class ResponseErrorCodeType extends BaseType
+{
+    public function configureOptions(OptionsResolver $resolver)
+    {
+        $resolver->setDefault('data_class', ResponseErrorCodeBag::class);
+    }
+
+    public function buildForm(FormBuilderInterface $builder, array $options)
+    {
+        $builder
+            ->add(
+                'error_code',
+                TextType::class,
+                [
+                    'constraints' => [
+                        new ErrorCodeConstraint(),
+                    ],
+                ]
+            );
+    }
+}

src/Dotpay/Server/ErrorCode.php

@@ -18,11 +18,16 @@
 
 namespace Dotpay\Server;
 
+use Dotpay\Response\ResponseErrorCodeBag;
 use Psr\Http\Message\ResponseInterface;
 use Psr\Http\Message\ServerRequestInterface;
 use Psr\Http\Server\MiddlewareInterface;
 use Psr\Http\Server\RequestHandlerInterface;
 use Symfony\Bridge\PsrHttpMessage\Factory\HttpFoundationFactory;
+use Symfony\Component\Form\Extension\HttpFoundation\HttpFoundationExtension;
+use Symfony\Component\Form\Extension\Validator\ValidatorExtension;
+use Symfony\Component\Form\Forms;
+use Symfony\Component\Validator\Validation;
 
 class ErrorCode implements MiddlewareInterface
 {
@@ -41,7 +46,27 @@ public function process(
     ): ResponseInterface {
         $httpFoundationFactory = new HttpFoundationFactory();
         $symfonyRequest = $httpFoundationFactory->createRequest($request);
+        $formFactory = Forms::createFormFactoryBuilder()
+            ->addExtension(new HttpFoundationExtension())
+            ->addExtension(new ValidatorExtension(Validation::createValidator()))
+            ->getFormFactory();
+
+        $responseErrorCodeBag = new ResponseErrorCodeBag();
+        $form = $formFactory->createNamed(
+            null,
+            ResponseErrorCodeBag::class,
+            $responseErrorCodeBag
+        );
+
+        $form->submit([
+            'error_code' => $request->getAttribute('error_code')
+        ]);
+
+        if (!$form->isValid()) {
+            throw new \RuntimeException('Invalid form');
+        }
 
         $handler->handle($request);
+
     }
 }