public IEnumerable <Timings> doctorTimings([FromForm] int ID)
        {
            List <Timings> timing = new List <Timings>();

            try {
                string sql = "SELECT * FROM DOCTORS_TIME_SCHEDULE " +
                             "WHERE DOCTORS_ID='" + ID + "'";
                connection.Open();
                MySqlCommand    cmd    = new MySqlCommand(sql, connection);
                MySqlDataReader reader = cmd.ExecuteReader();
                while (reader.Read())
                {
                    Timings model = new Timings();
                    model.ID          = reader.GetInt32("ID");
                    model.START_TIME  = reader.GetString("START_TIME");
                    model.END_TIME    = reader.GetString("END_TIME");
                    model.ADDRESS     = reader.GetString("ADDRESS");
                    model.AMOUNT      = reader.GetInt32("AMOUNT");
                    model.DAYS        = reader.GetString("DAYS");
                    model.DISTRICT_ID = reader.GetInt32("DISTRICT_ID");
                    model.DOCTOR_ID   = reader.GetInt32("DOCTORS_ID");
                    timing.Add(model);
                }
                connection.Close();
                return(timing);
            }
            catch (Exception ex) {
                return(timing);
            }
        }
        public string NewTiming([FromForm] Timings model)
        {
            int res = 0;

            try
            {
                string sql = "INSERT INTO `DOCTORS_TIME_SCHEDULE` ( `START_TIME`, `END_TIME`, `DISTRICT_ID`, `ADDRESS`, `DOCTORS_ID`, `AMOUNT`, `DAYS`) " +
                             "VALUES ('" + model.START_TIME + "', '" + model.END_TIME + "', '" + model.DISTRICT_ID + "', '" + model.ADDRESS + "', '" + model.DOCTOR_ID + "', '" + model.AMOUNT + "', '" + model.DAYS + "')";
                connection.Open();
                MySqlCommand cmd = new MySqlCommand(sql, connection);
                res = cmd.ExecuteNonQuery();
                connection.Close();
                return(cmd.LastInsertedId.ToString());
            }
            catch (Exception ex)
            {
                return(ex.ToString());
            }
        }