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