views.py 文件源码

def update_read(self, request, pk=None):
        """
        Set message as last_read in it's channel
        ---
        response_serializer: ChannelSerializer
        """
        message = get_object_or_404(self.get_queryset(), pk=pk)

        if message.has_object_read_permission(request):
            ChannelUser.objects.update_or_create(
                user=request.user, channel=message.channel, defaults={'last_read': message.id}
            )
            response_serializer = ChannelSerializer(message.channel)
            return Response(response_serializer.data)
        return Response(
                {'status': 'Unauthorized', 'message': 'No access to this message'},
                status=status.HTTP_401_UNAUTHORIZED
            )