/// <summary>
/// this is click event for delete fuel
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void ButtonForDeleteFuel_Clicked(object sender, RoutedEventArgs e)
{
Button deleteFuelPurchase = (Button)sender;
FuelPurchase f = deleteFuelPurchase.CommandParameter as FuelPurchase;
deleteFuelPurchases(f);
Vehicle relatedVehicle = CarList.vehicles.Find(v => v.Id == f.VId);
FuelPurchasesViewForHistory.ItemsSource = CarList.fuelPurchases.FindAll(fuel => fuel.VId == relatedVehicle.Id);
FuelPurchasesViewForHistory.Items.Refresh();
}
/// <summary>
/// this is a method to show details for specific vehicle
/// </summary>
/// <returns></returns>
public string printDetails()
{
List <Service> vehicleServices = CarList.services != null && CarList.services.Count > 0 ? CarList.services.FindAll(s => s.vehicleID == this.Id) : new List <Service>();
Service latestService = vehicleServices != null && vehicleServices.Count > 0 ? Service.getLatestService(vehicleServices) : null;
//double kmSinceLastService = latestService != null ? (this.VehicleOdometer - latestService.ServiceOdometer) : 0;
double kmSinceLastService = vehicleServices != null ? this.VehicleOdometer - vehicleServices.Last(v => v.vehicleID == Id).ServiceOdometer : 0;
Journey relatedJourneys = CarList.journeys.Find(j => j.vehicleID == Id);
bool requiresService = vehicleServices != null && vehicleServices.Count > 0 ? Service.requiresService(vehicleServices) : false;
string requiresServiceText = requiresService ? "Yes" : "No";
StringBuilder sb = new StringBuilder();
sb.AppendLine($"Vehicle: {this.CarManufacture} {this.CarModel} {this.CarYear}");
sb.AppendLine($"Registration No: {this.RegistrationID}");
double distanceTravelled = this.getTotalDistanceTravelled();
if (distanceTravelled > 0)
{
sb.AppendLine($"Distance Travelled: {distanceTravelled} km");
}
else
{
sb.AppendLine($"This vehicle never used before for journeys");
}
int serviceCount = this.serviceCount;
if (serviceCount > 0)
{
sb.AppendLine($"Total Services: {this.serviceCount}");
}
else
{
sb.AppendLine($"Total Services: no record");
}
sb.AppendLine($"Car Revenue: {this.TotalRentalCost.ToString("C")}");
sb.AppendLine($"KM Since last service: {kmSinceLastService} km");
double fuelEconomy = FuelPurchase.getFuelEconomy(this.Id);
if (fuelEconomy > 0)
{
sb.AppendLine($"Fuel Economy: {fuelEconomy} km/L");
}
else
{
sb.AppendLine($"Fuel Economy: not available yet");
}
sb.AppendLine($"Requires service: {requiresServiceText}");
return(sb.ToString());
}
/// <summary>
/// this is a click event for add fuel purchases
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void AddFuelPurchasesButton_Clicked(object sender, RoutedEventArgs e)
{
double FuelQuantity = double.Parse(TextBoxFuelQuantity.Text);
double FuelPrice = double.Parse(TextBoxFuelPrice.Text);
FuelPurchase fuelPurchase = new FuelPurchase(FuelQuantity, FuelPrice);
fuelPurchase.VId = VehicleId;
CarList.fuelPurchases.Add(fuelPurchase);
FuelPurchase.SaveFuelPurchases(CarList.fuelPurchases);
Close();
}
/// <summary>
/// this is a bool for unit test
/// to check if the delete button is working or not
/// </summary>
/// <param name="f"></param>
/// <returns></returns>
public static bool deleteFuelPurchases(FuelPurchase f)
{
return(CarList.fuelPurchases.Remove(f));
}
