private void displayJourney() // set the vehicle data into the text field
{
DistanceTravelledTxt.Text = J.getdistanceTravelled().ToString();
JourneyDayTxt.Text = J.getjourneyAt().Day.ToString();
JourneyMonthTxt.Text = J.getjourneyAt().Month.ToString();
JourneyYearTxt.Text = J.getjourneyAt().Year.ToString();
PaidRadioBtn.IsChecked = J.isPaid();
}
//Check if the vehicle v can be used (rented) for a journey J
/*
* returns Boolean[] for each rental condition: Date taken, service required, car doesn't exist yet (earlier than makeYear), Journey too long.
*/
public Boolean[] isJourneyRentable(Journey J)
{
Boolean[] rentable = new bool[] { true, true, true, true }; //Can rent for all reasons
if (Journey.JourneyDateExists(allJournies, J) == true)
{
rentable[0] = false;
} //Check if journey of same date exists in database!
if (Service.DistanceSinceServiceKm(Service.FindServices(allServices, v.getVehicleID()), v) >= Service.SERVICE_KILOMETER_LIMIT)
{
rentable[1] = false;
} //Needs service
if (J.getjourneyAt().Year - v.getMakeYear() < 0)
{
rentable[2] = false;
} //Car doesn't exist yet!
if (J.getdistanceTravelled() > Journey.JOURNEY_RENT_KM_MAX_LIMIT || J.getdistanceTravelled() <= Journey.JOURNEY_RENT_KM_MIN_LIMIT)
{
rentable[3] = false;
} //Journey too long!
Console.WriteLine("Rentability: " + rentable[0] + ", " + rentable[1] + ", " + rentable[2] + ", " + rentable[3]);
return(rentable);
}
//Check if date for journey exists already
public static Boolean JourneyDateExists(List <Journey> allJournies, Journey J)
{
foreach (Journey j in allJournies)
{
//Check if a date is within 24 hours!
if (Math.Abs((j.getjourneyAt() - J.getjourneyAt()).TotalHours) < 24 && j.getVehicleID() == J.getVehicleID())
{
return(true);
}
}
return(false);
}