svthalia/concrexit

from rest_framework import viewsets

from announcements.models import Slide

from .serializers import SlideSerializer


class SlideViewset(viewsets.ReadOnlyModelViewSet):
    """Viewset for slides."""

    queryset = Slide.objects.all()
    serializer_class = SlideSerializer

    def get_queryset(self):
        queryset = Slide.objects.all()
        if not self.request.member:
            queryset = queryset.filter(members_only=False)

        ids = (slide.pk for slide in queryset if slide.is_visible)

        return Slide.objects.filter(pk__in=ids)