public ApiMutation(IAutoMakerServices autoMakerServices, ICarServices carServices)
        {
            Name = "Mutation";

            Field <AutoMakerType>(
                "createautomaker",
                description: "Create a new Automaker",
                arguments: new QueryArguments(
                    new QueryArgument <AutoMakerInputType> {
                Name = "input"
            }
                    ),
                resolve: (context) =>
            {
                var dto = autoMakerServices.Create(context.GetArgument <AutoMakerDto>("input"));

                if (dto.Valid)
                {
                    return(dto);
                }

                throw new ExecutionError(dto.Message);
            }
                );

            Field <CarType>(
                "createcar",
                description: "Create a new Car",
                arguments: new QueryArguments(
                    new QueryArgument <CarInputType> {
                Name = "input"
            }
                    ),
                resolve: (context) =>
            {
                var dto = carServices.Create(context.GetArgument <CarDto>("input"));

                if (dto.Valid)
                {
                    return(dto);
                }

                throw new ExecutionError(dto.Message);
            }
                );
        }