public Car GetCar(int Id)
{
var file = ConfigurationManager.AppSettings["fileCar"];
var doc = XDocument.Load(file);
var result = new Car();
var element = doc.Descendants("Car").FirstOrDefault(x => x.Attribute("Id").Value == Id.ToString());
var type = element.Attribute("Type").Value;
switch (type)
{
case "Truck":
result = new TruckCar();
((TruckCar)result).Capacity = double.Parse(element.Element("Capacity").Value, CultureInfo.GetCultureInfo("en-US"));
break;
case "Passenger":
result = new PassengerCar();
((PassengerCar)result).Passengers = int.Parse(element.Element("Passengers").Value, CultureInfo.GetCultureInfo("en-US"));
break;
default:
break;
}
result.Id = int.Parse(element.Attribute("Id").Value);
result.Vendor = element.Element("Vendor").Value;
result.Model = element.Element("Model").Value;
result.Year = int.Parse(element.Element("Year").Value);
return result;
}
public void SetCar(Car c)
{
var file = ConfigurationManager.AppSettings["fileCar"];
var element = new XElement("Car", new XAttribute("Id", c.Id), new XElement("Vendor", c.Vendor),
new XElement("Model", c.Model), new XElement("Year", c.Year));
if (c is TruckCar)
{
element.Add(new XAttribute("Type", "Truck"), new XElement("Capacity"), ((TruckCar)c).Capacity.ToString(CultureInfo.GetCultureInfo("en-US")));
}
else
{
element.Add(new XAttribute("Type", "Passenger"), new XElement("Passengers"), ((PassengerCar)c).Passengers.ToString(CultureInfo.GetCultureInfo("en-US")));
}
var doc = XDocument.Load(file);
doc.Root.Add(element);
doc.Save(file);
}
