58 lines
2.7 KiB
C#
58 lines
2.7 KiB
C#
using SewingDressesFileImplement.Models;
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using System.Xml.Linq;
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namespace SewingDressesFileImplement
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{
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internal class DataFileSingleton
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{
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private static DataFileSingleton? instance;
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private readonly string ComponentFileName = "Component.xml";
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private readonly string OrderFileName = "Order.xml";
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private readonly string DressFileName = "Dress.xml";
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private readonly string ClientFileName = "Client.xml";
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private readonly string ImplementFileName = "Implement.xml";
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public List<Component> Components { get; private set; }
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public List<Order> Orders { get; private set; }
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public List<Dress> Dresses { get; private set;}
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public List<Client> Clients { get; private set; }
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public List<Implement> Implements { get; private set; }
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public static DataFileSingleton GetInstance()
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{
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if (instance == null)
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{
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instance = new DataFileSingleton();
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}
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return instance;
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}
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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, data.Select(selectFunction).ToArray())).Save(filename);
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}
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}
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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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return XDocument.Load(filename)?.Root?.Elements(xmlNodeName)?.Select(selectFunction)?.ToList();
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}
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return new List<T>();
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}
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public void SaveComponents() => SaveData(Components, ComponentFileName, "Components", x => x.GetXElement);
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public void SaveDresses() => SaveData(Dresses, DressFileName, "Dresses", x => x.GetXElement);
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public void SaveOrders() => SaveData(Orders, OrderFileName, "Orders", x => x.GetXElement);
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public void SaveClients() => SaveData(Clients, ClientFileName, "Clients", x => x.GetXElement);
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public void SaveImplements() => SaveData(Implements, ImplementFileName, "Implements", x => x.GetXElement);
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private DataFileSingleton()
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{
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Components = LoadData(ComponentFileName, "Component", x => Component.Create(x)!)!;
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Dresses = LoadData(DressFileName, "Dress", x => Dress.Create(x)!)!;
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Orders = LoadData(OrderFileName, "Order", x => Order.Create(x)!)!;
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Clients = LoadData(ClientFileName, "Client", x => Client.Create(x)!)!;
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Implements = LoadData(ImplementFileName, "Implement", x => Implement.Create(x)!)!;
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}
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}
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}
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