PIbd-23_Yakobchuk_S.V._Moto.../MotorPlant/MotorPlantFileImplement/Engine.cs

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2024-04-14 15:23:03 +04:00
using MotorPlantContracts.BindingModels;
using MotorPlantContracts.ViewModels;
using MotorPlantDataModels.Models;
using System.Xml.Linq;
namespace MotorPlantFileImplement.Models
{
public class Engine : IEngineModel
{
public int Id { get; private set; }
public string EngineName { get; private set; } = string.Empty;
public double Price { get; private set; }
public Dictionary<int, int> Components { get; private set; } = new();
private Dictionary<int, (IComponentModel, int)>? _EngineComponents = null;
public Dictionary<int, (IComponentModel, int)> EngineComponents
{
get
{
if (_EngineComponents == null)
{
var source = DataFileSingleton.GetInstance();
_EngineComponents = Components.ToDictionary(x => x.Key, y =>
((source.Components.FirstOrDefault(z => z.Id == y.Key) as IComponentModel)!,
y.Value));
}
return _EngineComponents;
}
}
public static Engine? Create(EngineBindingModel model)
{
if (model == null)
{
return null;
}
return new Engine()
{
Id = model.Id,
EngineName = model.EngineName,
Price = model.Price,
Components = model.EngineComponents.ToDictionary(x => x.Key, x
=> x.Value.Item2)
};
}
public static Engine? Create(XElement element)
{
if (element == null)
{
return null;
}
return new Engine()
{
Id = Convert.ToInt32(element.Attribute("Id")!.Value),
EngineName = element.Element("EngineName")!.Value,
Price = Convert.ToDouble(element.Element("Price")!.Value),
Components =
element.Element("EngineComponents")!.Elements("EngineComponent")
.ToDictionary(x =>
Convert.ToInt32(x.Element("Key")?.Value), x =>
Convert.ToInt32(x.Element("Value")?.Value))
};
}
public void Update(EngineBindingModel model)
{
if (model == null)
{
return;
}
EngineName = model.EngineName;
Price = model.Price;
Components = model.EngineComponents.ToDictionary(x => x.Key, x =>
x.Value.Item2);
_EngineComponents = null;
}
public EngineViewModel GetViewModel => new()
{
Id = Id,
EngineName = EngineName,
Price = Price,
EngineComponents = EngineComponents
};
public XElement GetXElement => new("Engine",
new XAttribute("Id", Id),
new XElement("EngineName", EngineName),
new XElement("Price", Price.ToString()),
new XElement("EngineComponents", Components.Select(x => new XElement("EngineComponent", new XElement("Key", x.Key), new XElement("Value", x.Value)))
.ToArray()));
}
}