* initial commit

src/App/Handler/SlideHandler.php

@@ -0,0 +1,73 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Handler;
+
+use App\Service\SlideManager;
+use Doctrine\DBAL\Exception\UniqueConstraintViolationException;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use Zend\Diactoros\Response\JsonResponse;
+
+class SlideHandler extends AbstractCrudHandler
+{
+    /** @var SlideManager  */
+    private $slideManager;
+
+    public function __construct(SlideManager $teamService) {
+        $this->slideManager = $teamService;
+    }
+
+    /**
+     * @param ServerRequestInterface $request
+     * @return ResponseInterface
+     */
+    public function getList(ServerRequestInterface $request): ResponseInterface
+    {
+        return new JsonResponse($this->slideManager->listSlides());
+    }
+
+    /**
+     * @param ServerRequestInterface $request
+     * @return ResponseInterface
+     */
+    public function get(ServerRequestInterface $request): ResponseInterface
+    {
+        $id = $request->getAttribute('id');
+        return new JsonResponse($this->slideManager->getSlide((int)$id));
+    }
+
+    /**
+     * @param ServerRequestInterface $request
+     * @return JsonResponse
+     * @throws \Doctrine\ORM\ORMException
+     * @throws \Doctrine\ORM\OptimisticLockException
+     */
+    public function create(ServerRequestInterface $request)
+    {
+        $data = $this->getRequestData($request);
+        try {
+            return new JsonResponse($this->slideManager->addSlide($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
+     * @throws \Doctrine\ORM\ORMException
+     */
+    public function delete(ServerRequestInterface $request)
+    {
+        $id = $request->getAttribute('id');
+        return new JsonResponse($this->slideManager->removeSlide($id));
+    }
+}