* element factory edded for doctrine forms

* some fields changed to optional

src/App/Handler/SlideHandler.php

@@ -12,10 +12,11 @@ use Zend\Diactoros\Response\JsonResponse;
 
 class SlideHandler extends AbstractCrudHandler
 {
-    /** @var SlideManager  */
+    /** @var SlideManager */
     private $slideManager;
 
-    public function __construct(SlideManager $teamService) {
+    public function __construct(SlideManager $teamService)
+    {
         $this->slideManager = $teamService;
     }
 
@@ -60,6 +61,29 @@ class SlideHandler extends AbstractCrudHandler
         }
     }
 
+    /**
+     * @param ServerRequestInterface $request
+     * @return JsonResponse
+     * @throws \Doctrine\ORM\ORMException
+     * @throws \Doctrine\ORM\OptimisticLockException
+     */
+    public function update(ServerRequestInterface $request)
+    {
+        $id = $request->getAttribute('id');
+        $data = $this->getRequestData($request);
+        try {
+            return new JsonResponse($this->slideManager->changeSlide((int)$id, $data));
+        } catch (UniqueConstraintViolationException $e) {
+            return new JsonResponse([
+                'message' => 'The field `name` must be unique',
+            ], 500);
+        } catch (\InvalidArgumentException $e) {
+            return new JsonResponse([
+                'message' => $e->getMessage(),
+            ], 500);
+        }
+    }
+
     /**
      * @param ServerRequestInterface $request
      * @return JsonResponse
@@ -68,6 +92,6 @@ class SlideHandler extends AbstractCrudHandler
     public function delete(ServerRequestInterface $request)
     {
         $id = $request->getAttribute('id');
-        return new JsonResponse($this->slideManager->removeSlide($id));
+        return new JsonResponse($this->slideManager->removeSlide((int)$id));
     }
 }