private void btnPerDay_Click(object sender, EventArgs e)
{
double num;
double days;
bool Num = double.TryParse(txtJourney.Text, out num);
bool Days = double.TryParse(txtDays.Text, out days);
if (Num && num >= 0 && Days && days >= 0)
{
bool serv = Vehicles[cbVehicles.SelectedIndex].ServREQ(num);
if (!serv)
{
Journey journey = new Journey(num);
PerDayRental perdayrental = new PerDayRental(days, num);
//Order is important here KMserv has to be updated before TotalKM otherwise they would get different results
Vehicles[cbVehicles.SelectedIndex].KMServ = Vehicles[cbVehicles.SelectedIndex].AddJourney(journey);
Vehicles[cbVehicles.SelectedIndex].TotalKMT = Vehicles[cbVehicles.SelectedIndex].AddJourney(journey);
Vehicles[cbVehicles.SelectedIndex].Revenue = Vehicles[cbVehicles.SelectedIndex].AddRevenue(perdayrental);
Vehicles[cbVehicles.SelectedIndex].CalcFuelEcon();
rtbReport.Text = Vehicles[cbVehicles.SelectedIndex].PrintToScreen() + "\n\nJourney has been added.";
}
else
{
MessageBox.Show("This Vehicle requires a service");
}
}
else
{
MessageBox.Show("Please enter a valid number in both fields.");
}
}
public void TestAddRevenueDayInvalid()
{
//Arrange
days = -1;
kmt = -50;
PerDayRental perdayrental = new PerDayRental(days, kmt);
double expected = 100;
var test = new Vehicle(TKMT, TLP, kmserv, fuelecon);
//Act
double actual = test.AddRevenue(perdayrental);
//Assert
Assert.AreEqual(expected, actual);
}
private void Rent()
{
int Kilometers;
int Litres;
int Days;
string RentType;
bool daysNeeded = int.TryParse(txtDaysRented.Text, out Days);
if (isDailyRent)
{
RentType = "Daily Rate";
}
else
{
RentType = "Distance Rate";
}
Vehicle current = Vehicles.ElementAt(cbxChooseCar.SelectedIndex);
if (current.NeedService)
{
MessageBox.Show("This vehicle needs a service and so cannot be rented");
}
else if (!int.TryParse(txtKmRent.Text, out Kilometers))
{
MessageBox.Show("Kilometers travelled must be a whole number");
}
else if (!int.TryParse(txtLitresRent.Text, out Litres))
{
MessageBox.Show("Litres used must be a whole number");
}
else if (isDailyRent && !daysNeeded)
{
MessageBox.Show("Days rented must not be blank");
}
else
{
if (isDailyRent)
{
var Rent = new PerDayRental(Kilometers, Days, Litres);
var j = new Journey(Rent.KilometersTravelled);
var fp = new FuelPurchase(Rent.LitresUsed);
current.AddFuelPurchase(fp);
current.AddJourney(j);
current.TotalRevenue += Rent.TotalCost;
}
else
{
var Rent = new PerKmRental(Kilometers, Litres);
var j = new Journey(Rent.KilometersTravelled);
var fp = new FuelPurchase(Rent.LitresUsed);
current.AddFuelPurchase(fp);
current.AddJourney(j);
current.TotalRevenue += Rent.TotalCost;
}
txtDaysRented.Clear();
txtKmRent.Clear();
txtLitresRent.Clear();
MessageBox.Show($"New {RentType} Rental Successfully Saved");
}
}
