Django graphene orderBy

django_graphene_orderBy.py

from graphene import relay, String, List
from graphene_django.filter import DjangoFilterConnectionField
from graphene_django.fields import DjangoConnectionField

from app.models import Model


class Object(DjangoObjectType):
    class Meta:
        model = Model
        interfaces = (relay.Node,)
        
        
class OrderedDjangoFilterConnectionField(DjangoFilterConnectionField):
    @classmethod
    def connection_resolver(cls, resolver, connection, default_manager, max_limit,
                            enforce_first_or_last, filterset_class, filtering_args,
                            root, args, context, info):
        filter_kwargs = {k: v for k, v in args.items() if k in filtering_args}
        qs = default_manager.get_queryset()
        qs = filterset_class(data=filter_kwargs, queryset=qs).qs
        order = args.get('orderBy', None)
        if order:
            qs = qs.order_by(*order)
        return super(DjangoFilterConnectionField, cls).connection_resolver(
            resolver,
            connection,
            qs,
            max_limit,
            enforce_first_or_last,
            root,
            args,
            context,
            info
        )
      
      
class Query(graphene.ObjectType):
    '''
    query{
        objects(orderBy: ['field1', '-field2']){
            ...
        }
    }
    '''
    objects = OrderedDjangoFilterConnectionField(Object, orderBy=List(of_type=String))
    
    
schema = graphene.Schema(query=Query)