update

backend/src/controllers/booking.controller.ts

@@ -1,6 +1,7 @@
 import { Request, Response } from 'express';
 import { ZodError } from 'zod';
 import bookingService from '../services/booking.service';
+import vehicleService from '../services/vehicle.service';
 import {
   CreateBuchungSchema,
   UpdateBuchungSchema,
@@ -52,12 +53,13 @@ class BookingController {
         res.status(400).json({ success: false, message: 'from und to sind erforderlich' });
         return;
       }
-      const bookings = await bookingService.getBookingsByRange(
-        new Date(from as string),
-        new Date(to as string),
-        fahrzeugId as string | undefined
-      );
-      res.json({ success: true, data: bookings });
+      const fromDate = new Date(from as string);
+      const toDate = new Date(to as string);
+      const [bookings, maintenanceWindows] = await Promise.all([
+        bookingService.getBookingsByRange(fromDate, toDate, fahrzeugId as string | undefined),
+        vehicleService.getMaintenanceWindows(fromDate, toDate),
+      ]);
+      res.json({ success: true, data: { bookings, maintenanceWindows } });
     } catch (error) {
       logger.error('Booking getCalendarRange error', { error });
       res.status(500).json({ success: false, message: 'Buchungen konnten nicht geladen werden' });