def mark_seen(self, request):
"""Mark all notifications as seen"""
self.check_permissions(request)
meta, _ = NotificationMeta.objects.update_or_create(
{'marked_at': timezone.now()}, user=request.user)
serializer = NotificationMetaSerializer(meta)
return Response(serializer.data)
def notification_meta_saved(sender, instance, **kwargs):
meta = instance
payload = NotificationMetaSerializer(meta).data
for subscription in ChannelSubscription.objects.recent().filter(
user=meta.user):
send_in_channel(subscription.reply_channel,
topic='notifications:meta',
payload=payload)
def list(self, request, *args, **kwargs):
queryset = self.filter_queryset(self.get_queryset())
page = self.paginate_queryset(queryset)
serializer = self.get_serializer(page, many=True)
meta = NotificationMeta.objects.get(user=request.user)
meta_serializer = NotificationMetaSerializer(meta, context=self.get_serializer_context())
return self.get_paginated_response({
'notifications': serializer.data,
'meta': meta_serializer.data,
})