rdv: available calendar ranges

src/Bundle/ChillCalendarBundle/Controller/CalendarRangeAPIController.php

@@ -0,0 +1,38 @@
+<?php
+
+namespace Chill\CalendarBundle\Controller;
+
+use Chill\MainBundle\CRUD\Controller\ApiController;
+use Symfony\Component\HttpFoundation\JsonResponse;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\Routing\Annotation\Route;
+use Symfony\Component\HttpFoundation\Response;
+use Chill\MainBundle\Pagination\PaginatorInterface;
+use Chill\MainBundle\Serializer\Model\Collection;
+
+class CalendarRangeAPIController extends ApiController
+{
+
+    /**
+     * @Route("/api/1.0/calendar/calendar-range-available.{_format}", name="chill_api_single_calendar_range_available")
+     */
+    public function availableRanges(Request $request, string $_format): JsonResponse
+    {
+        if ($request->query->has('user')) {
+            $user = $request->query->get('user');
+        }
+
+        $em = $this->getDoctrine()->getManager();
+
+        $query = $em->createQuery(
+            'SELECT c FROM ChillCalendarBundle:CalendarRange c 
+            WHERE NOT EXISTS (SELECT cal.id FROM ChillCalendarBundle:Calendar cal WHERE cal.calendarRange = c.id)')
+        ;
+
+        $results = $query->getResult();
+
+        return $this->json(['count' => count($results), 'results' => $results], Response::HTTP_OK, [], [ 'groups' => [ 'read' ]]);
+        //TODO use also the paginator, eg return $this->serializeCollection('get', $request, $_format, $paginator, $results);
+    }
+
+}