ISEbd-22 Alimova M.S. Lab Work 02 base #2
@ -37,8 +37,7 @@ namespace ConfectioneryFileImplement
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Pastrys = LoadData(PastryFileName, "Pastry", x => Pastry.Create(x)!)!;
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Orders = LoadData(OrderFileName, "Order", x => Order.Create(x)!)!;
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}
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private static List<T>? LoadData<T>(string filename, string xmlNodeName,
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Func<XElement, T> selectFunction)
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private static List<T>? LoadData<T>(string filename, string xmlNodeName, Func<XElement, T> selectFunction)
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{
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if (File.Exists(filename))
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{
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@ -47,13 +46,11 @@ namespace ConfectioneryFileImplement
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}
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return new List<T>();
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}
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private static void SaveData<T>(List<T> data, string filename, string
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xmlNodeName, Func<T, XElement> selectFunction)
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private static void SaveData<T>(List<T> data, string filename, string xmlNodeName, Func<T, XElement> selectFunction)
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{
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if (data != null)
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{
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new XDocument(new XElement(xmlNodeName,
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data.Select(selectFunction).ToArray())).Save(filename);
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new XDocument(new XElement(xmlNodeName, data.Select(selectFunction).ToArray())).Save(filename);
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}
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}
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}
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@ -83,10 +83,10 @@ namespace ConfectioneryFileImplement.Implements
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{
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return null;
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}
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var pizza = source.Pastrys.FirstOrDefault(x => x.Id == model.PastryId);
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if (pizza != null)
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var pastry = source.Pastrys.FirstOrDefault(x => x.Id == model.PastryId);
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if (pastry != null)
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{
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model.PastryName = pizza.PastryName;
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model.PastryName = pastry.PastryName;
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}
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return model;
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}
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@ -58,11 +58,8 @@ namespace ConfectioneryFileImplement.Models
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Id = Convert.ToInt32(element.Attribute("Id")!.Value),
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PastryName = element.Element("PastryName")!.Value,
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Price = Convert.ToDouble(element.Element("Price")!.Value),
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Components =
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element.Element("PastryComponents")!.Elements("PastryComponent")
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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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Components = element.Element("PastryComponents")!.Elements("PastryComponent").ToDictionary
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(x => Convert.ToInt32(x.Element("Key")?.Value), x => Convert.ToInt32(x.Element("Value")?.Value))
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};
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}
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public void Update(PastryBindingModel model)
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@ -73,8 +70,7 @@ Convert.ToInt32(x.Element("Value")?.Value))
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}
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PastryName = model.PastryName;
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Price = model.Price;
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Components = model.PastryComponents.ToDictionary(x => x.Key, x =>
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x.Value.Item2);
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Components = model.PastryComponents.ToDictionary(x => x.Key, x => x.Value.Item2);
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_pastryComponents = null;
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}
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public PastryViewModel GetViewModel => new()
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Reference in New Issue
Block a user
Можно без if: viewModel.<Название продукта> = <элемент>?.<Название продукта>;