public override Task <Empty> UpdateStudent(Student student, ServerCallContext context)
        {
            StudentPoco poco = ProtoMapper.MapToStudentPoco(student);

            _service.UpdateStudent(poco);

            return(Task.FromResult(new Empty()));
        }
        public override Task <StudentKey> AddStudent(Student student, ServerCallContext context)
        {
            int         id   = 0;
            StudentPoco poco = ProtoMapper.MapToStudentPoco(student);

            id = _service.AddStudent(poco);

            return(Task.FromResult(new StudentKey()
            {
                Id = id
            }));
        }