87 lines
3.1 KiB
C#
87 lines
3.1 KiB
C#
using DinerContracts.BindingModels;
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using DinerContracts.ViewModels;
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using DinerDataModels.Models;
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using System.Xml.Linq;
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namespace DinerFileImplement.Models
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{
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public class Snack : ISnackModel
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{
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public int Id { get; private set; }
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public string SnackName { get; private set; } = string.Empty;
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public double Price { get; private set; }
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public Dictionary<int, int> Components { get; private set; } = new();
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private Dictionary<int, (IComponentModel, int)>? _snackComponents = null;
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public Dictionary<int, (IComponentModel, int)> SnackComponents
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{
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get
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{
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if (_snackComponents == null)
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{
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var source = DataFileSingleton.GetInstance();
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_snackComponents = Components.ToDictionary(x => x.Key, y => ((source.Components.FirstOrDefault(z => z.Id == y.Key) as IComponentModel)!, y.Value));
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}
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return _snackComponents;
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}
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}
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public static Snack? Create(SnackBindingModel model)
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{
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if (model == null)
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{
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return null;
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}
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return new Snack()
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{
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Id = model.Id,
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SnackName = model.SnackName,
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Price = model.Price,
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Components = model.SnackComponents.ToDictionary(x => x.Key, x => x.Value.Item2)
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};
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}
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public static Snack? Create(XElement element)
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{
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if (element == null)
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{
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return null;
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}
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return new Snack()
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{
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Id = Convert.ToInt32(element.Attribute("Id")!.Value),
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SnackName = element.Element("SnackName")!.Value,
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Price = Convert.ToDouble(element.Element("Price")!.Value),
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Components = element.Element("SnackComponents")!.Elements("SnackComponent")
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.ToDictionary(x =>
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Convert.ToInt32(x.Element("Key")?.Value), x =>
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Convert.ToInt32(x.Element("Value")?.Value))
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};
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}
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public void Update(SnackBindingModel model)
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{
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if (model == null)
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{
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return;
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}
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SnackName = model.SnackName;
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Price = model.Price;
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Components = model.SnackComponents.ToDictionary(x => x.Key, x => x.Value.Item2);
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_snackComponents = null;
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}
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public SnackViewModel GetViewModel => new()
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{
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Id = Id,
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SnackName = SnackName,
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Price = Price,
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SnackComponents = SnackComponents
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};
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public XElement GetXElement => new("Snack",
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new XAttribute("Id", Id),
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new XElement("SnackName", SnackName),
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new XElement("Price", Price.ToString()),
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new XElement("SnackComponents", Components.Select(x =>
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new XElement("SnackComponent",
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new XElement("Key", x.Key),
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new XElement("Value", x.Value)))
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.ToArray()));
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}
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}
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