public string AddTrainTicket(string from, string to, DateTime dateAndTime, decimal regularPrice, decimal studentPrice) { TrainTicket ticket = new TrainTicket(from, to, dateAndTime, regularPrice, studentPrice); string result = this.AddTicket(ticket); if (result.Contains("added")) { this.trainTicketsCount++; } return result; }
public string DeleteTrainTicket(string from, string to, DateTime dateAndTime) { TrainTicket ticket = new TrainTicket(from, to, dateAndTime, 0, 0); string result = this.DeleteTicket(ticket); if (result.Contains("deleted")) { this.trainTicketsCount--; } return result; }