wip-feat: reduces env vars, adds getting-started page

src/User/Framework/Controller/Web/RegistrationController.php

@@ -2,6 +2,8 @@
 
 namespace App\User\Framework\Controller\Web;
 
+use App\User\Action\Command\RegisterUserCommand;
+use App\User\Action\Handler\RegisterUserHandler;
 use App\User\Framework\Entity\User;
 use App\User\Framework\Entity\UserPreference;
 use App\User\Framework\Form\RegistrationFormType;
@@ -15,30 +17,24 @@ use Symfony\Component\Routing\Attribute\Route;
 
 class RegistrationController extends AbstractController
 {
+    public function __construct(private readonly RegisterUserHandler $registerUserHandler)
+    {
+    }
+
     #[Route('/register', name: 'app_register')]
     public function register(
         Request $request,
-        UserPasswordHasherInterface $userPasswordHasher,
-        EntityManagerInterface $entityManager,
-        PreferencesRepository $preferencesRepository,
     ): Response {
-        $user = new User();
-        $form = $this->createForm(RegistrationFormType::class, $user);
+        $form = $this->createForm(RegistrationFormType::class, new User());
         $form->handleRequest($request);
 
         if ($form->isSubmitted() && $form->isValid()) {
-            /** @var string $plainPassword */
-            $plainPassword = $form->get('plainPassword')->getData();
-
-            // encode the plain password
-            $user->setPassword($userPasswordHasher->hashPassword($user, $plainPassword));
-
-            $entityManager->persist($user);
-            $entityManager->flush();
-
-            $this->setUserPreferences($user, $preferencesRepository->findEnabled());
-
-            $preferencesRepository->getEntityManager()->flush();
+            $this->registerUserHandler->handle(new RegisterUserCommand(
+                name: $form->get('name')->getData(),
+                email: $form->get('email')->getData(),
+                username: $form->get('username')->getData(),
+                password: $form->get('plainPassword')->getData(),
+            ));
 
             return $this->redirectToRoute('app_index');
         }
@@ -47,15 +43,4 @@ class RegistrationController extends AbstractController
             'registrationForm' => $form,
         ]);
     }
-
-    private function setUserPreferences(User $user, array $preferences): void
-    {
-        foreach ($preferences as $preference) {
-            $user->addUserPreference((new UserPreference())
-                ->setUser($user)
-                ->setPreference($preference)
-                ->setPreferenceValue(null)
-            );
-        }
-    }
 }