PIbd-22_Katysheva_N.E._Pizz.../Pizzeria/AbstractShopFileImplement/Models/Pizza.cs

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using PizzeriaContracts.BindingModels;
using PizzeriaContracts.ViewModels;
using PizzeriaDataModels.Models;
using System.Xml.Linq;
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namespace PizzeriaFileImplement.Models
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{
public class Pizza : IPizzaModel
{
public int Id { get; private set; }
public string PizzaName { get; private set; } = string.Empty;
public double Price { get; private set; }
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public Dictionary<int, int> Components { get; private set; } = new();
private Dictionary<int, (IComponentModel, int)>? _PizzaComponents = null;
public Dictionary<int, (IComponentModel, int)> PizzaComponents
{
get
{
if (_PizzaComponents == null)
{
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var source = DataFileSingleton.GetInstance();
_PizzaComponents = Components.ToDictionary(x => x.Key, y =>((source.Components.FirstOrDefault(z => z.Id == y.Key) as IComponentModel)!,y.Value));
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}
return _PizzaComponents;
}
}
public static Pizza? Create(PizzaBindingModel model)
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{
if (model == null)
{
return null;
}
return new Pizza()
{
Id = model.Id,
PizzaName = model.PizzaName,
Price = model.Price,
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Components = model.PizzaComponents.ToDictionary(x => x.Key, x => x.Value.Item2)
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};
}
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public static Pizza? Create(XElement element)
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{
if (element == null)
{
return null;
}
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return new Pizza()
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{
Id = Convert.ToInt32(element.Attribute("Id")!.Value),
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PizzaName = element.Element("PizzaName")!.Value,
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Price = Convert.ToDouble(element.Element("Price")!.Value),
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Components = element.Element("PizzaComponents")!.Elements("PizzaComponent").ToDictionary(x =>Convert.ToInt32(x.Element("Key")?.Value), x =>Convert.ToInt32(x.Element("Value")?.Value))
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};
}
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public void Update(PizzaBindingModel model)
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{
if (model == null)
{
return;
}
PizzaName = model.PizzaName;
Price = model.Price;
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Components = model.PizzaComponents.ToDictionary(x => x.Key, x =>x.Value.Item2);
_PizzaComponents = null;
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}
public PizzaViewModel GetViewModel => new()
{
Id = Id,
PizzaName = PizzaName,
Price = Price,
PizzaComponents = PizzaComponents
};
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public XElement GetXElement => new("Pizza",
new XAttribute("Id", Id),
new XElement("PizzaName", PizzaName),
new XElement("Price", Price.ToString()),
new XElement("PizzaComponents", Components.Select(x => new XElement("PizzaComponent",
new XElement("Key", x.Key),
new XElement("Value", x.Value)))
.ToArray()));
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}
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}