public InstructorFitnessClass Post(InstructorClassDTO value)
        {
            InstructorFitnessClass model = new InstructorFitnessClass()
            {
                InstructorId   = value.InstructorId,
                FitnessClassId = value.FitnessClassId
            };

            return(IInstructorClassRepository.Create(model));
        }
        public InstructorFitnessClass Put(int id, InstructorClassDTO value)
        {
            InstructorFitnessClass model = IInstructorClassRepository.Get(id);

            if (value.InstructorId != 0)
            {
                model.InstructorId = value.InstructorId;
            }
            if (value.FitnessClassId != 0)
            {
                model.FitnessClassId = value.FitnessClassId;
            }
            return(IInstructorClassRepository.Update(model));
        }