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;
}