static bool ValidateInput(string[] rawInput, out ParkingChargeType chargeType, out DateTime periodStart, out DateTime periodEnd)
{
chargeType = ParkingChargeType.ShortStay;
periodStart = periodEnd = DateTime.MinValue;
return(rawInput != null && rawInput.Length == 3 && Enum.TryParse(rawInput[0], out chargeType) &&
DateTime.TryParse(rawInput[1], out periodStart) && DateTime.TryParse(rawInput[2], out periodEnd));
}
public IParkingChargeCalculator GetCalculator(ParkingChargeType chargeType)
{
switch (chargeType)
{
case ParkingChargeType.ShortStay:
return(new ShortStayParkingChargeCalculator(HOUR_RATE));
case ParkingChargeType.LongStay:
return(new LongStayParkingChargeCalculator(DAY_RATE));
default:
return(null);
}
}