fix

hotel/rooms/views.py

@@ -3,6 +3,7 @@ from django.template import loader
 from django.shortcuts import get_object_or_404, render
 from .models import *
 from .forms import *
+from django.db.models import Q
 import re
 import datetime
 
@@ -29,8 +30,8 @@ def reservation(request):
 
     template = loader.get_template('reservation.html')
     error = ""
-    reservation = Reservation.objects.filter(room_number=room_number).filter(begin_date__gte=begin_date).filter(end_date__lte=end_date)
-    if reservation:
+    reservation = Reservation.objects.filter(room_number=room_number).filter(Q(begin_date__range=(begin_datetime, end_datetime)) | Q(end_date__range=(begin_datetime, end_datetime))).first()
+    if not reservation is None:
         status = "Pokój " + str(room_number) + " jest już zarezerwowany"
         return HttpResponse(template.render({'status': status}, request))