// GET: api/Classrooms/5
        public ViewClassroom GetClassroom(int id)
        {
            ViewClassroom classroom = db.Classroom.Find(id);

            if (classroom == null)
            {
                throw new Exception("No encontrado");
            }

            return(classroom);
        }
        public ViewClassroom PostClassroom([FromBody] Classroom classroom)
        {
            if (!ModelState.IsValid)
            {
                throw new Exception("No valido");
            }
            db.Classroom.Add(classroom);
            db.SaveChanges();
            ViewClassroom viewClassroom = classroom;

            return(viewClassroom);
        }