PIbd-23_Elatomtsev_L.K._Con.../Confectionery/ConfectioneryFileImplement/Models/Pastry.cs
2024-04-07 09:38:56 +04:00

91 lines
3.2 KiB
C#

using ConfectioneryContracts.BindingModels;
using ConfectioneryContracts.ViewModels;
using ConfectioneryDataModels.Models;
using System.Xml.Linq;
namespace ConfectioneryFileImplement.Models
{
public class Pastry : IPastryModel
{
public int Id { get; private set; }
public string PastryName { 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)>?
_pastryComponents = null;
public Dictionary<int, (IComponentModel, int)> PastryComponents
{
get
{
if (_pastryComponents == null)
{
var source = DataFileSingleton.GetInstance();
_pastryComponents = Components
.ToDictionary(x => x.Key, y => ((source.Components
.FirstOrDefault(z => z.Id == y.Key) as
IComponentModel)!, y.Value));
}
return _pastryComponents;
}
}
public static Pastry? Create(PastryBindingModel model)
{
if (model == null)
{
return null;
}
return new Pastry()
{
Id = model.Id,
PastryName = model.PastryName,
Price = model.Price,
Components = model.PastryComponents.ToDictionary(x => x.Key,
x => x.Value.Item2)
};
}
public static Pastry? Create(XElement element)
{
if (element == null)
{
return null;
}
return new Pastry()
{
Id = Convert.ToInt32(element.Attribute("Id")!.Value),
PastryName = element.Element("PastryName")!.Value,
Price = Convert.ToDouble(element.Element("Price")!.Value),
Components = element.Element("PastryComponents")!
.Elements("PastryComponent").ToDictionary(x =>
Convert.ToInt32(x.Element("Key")?.Value), x =>
Convert.ToInt32(x.Element("Value")?.Value))
};
}
public void Update(PastryBindingModel model)
{
if (model == null)
{
return;
}
PastryName = model.PastryName;
Price = model.Price;
Components = model.PastryComponents.ToDictionary(x => x.Key,
x => x.Value.Item2);
_pastryComponents = null;
}
public PastryViewModel GetViewModel => new()
{
Id = Id,
PastryName = PastryName,
Price = Price,
PastryComponents = PastryComponents
};
public XElement GetXElement => new("Pastry",
new XAttribute("Id", Id),
new XElement("PastryName", PastryName),
new XElement("Price", Price.ToString()),
new XElement("PastryComponents", Components.Select(x =>
new XElement("PastryComponent",
new XElement("Key", x.Key),
new XElement("Value", x.Value))).ToArray()));
}
}