public IHttpActionResult PutRoom(int id, RoomViewModel roomViewModel)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }

            if (id != roomViewModel.RoomId)
            {
                return(BadRequest());
            }
            Room room = ViewModelMapper.ToModelRooms(roomViewModel);

            db.Entry(room).State = EntityState.Modified;

            try
            {
                db.SaveChanges();
            }
            catch (DbUpdateConcurrencyException)
            {
                if (!RoomExists(id))
                {
                    return(NotFound());
                }
                else
                {
                    throw;
                }
            }

            return(StatusCode(HttpStatusCode.NoContent));
        }
        public IHttpActionResult PostRoom(RoomViewModel roomViewModel)
        {
            if (!ModelState.IsValid)
            {
                return(BadRequest(ModelState));
            }
            Room room = ViewModelMapper.ToModelRooms(roomViewModel);

            db.Rooms.Add(room);
            db.SaveChanges();

            return(CreatedAtRoute("DefaultApi", new { id = room.RoomId }, ViewModelMapper.ToViewModelRooms(room)));
        }