public List <RoomScheduleViewModel> ViewRoomSchedule(int departmentId)
        {
            List <RoomScheduleViewModel> roomSchedules = new List <RoomScheduleViewModel>();

            Query = "SELECT * FROM Courses WHERE DepartmentId = '" + departmentId + "'";

            Command = new SqlCommand(Query, Connection);

            Connection.Open();
            Reader = Command.ExecuteReader();


            while (Reader.Read())
            {
                RoomScheduleViewModel aRoomInfo = new RoomScheduleViewModel();

                aRoomInfo.CourseId   = Convert.ToInt32(Reader["Id"]);
                aRoomInfo.CourseCode = Reader["Code"].ToString();
                aRoomInfo.CourseName = Reader["Name"].ToString();

                roomSchedules.Add(aRoomInfo);
            }

            Reader.Close();
            Connection.Close();

            return(roomSchedules);
        }
        public IActionResult Index(string roomName, DateTime dateTime, string view)
        {
            RoomScheduleViewModel roomReservationsViewModel = new RoomScheduleViewModel(roomName, view, dateTime, Schedule);

            return(View(roomReservationsViewModel));
        }