70 lines
2.8 KiB
C#
70 lines
2.8 KiB
C#
using AutoWorkshopFileImplement.Models;
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using System.Xml.Linq;
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namespace AutoWorkshopFileImplement
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{
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public 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 RepairFileName = "Repair.xml";
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private readonly string ClientFileName = "Client.xml";
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private readonly string ImplementerFileName = "Implementer.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<Repair> Repairs { get; private set; }
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public List<Client> Clients { get; private set; }
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public List<Implementer> Implementers { get; private set; }
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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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Repairs = LoadData(RepairFileName, "Repair", x => Repair.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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Implementers = LoadData(ImplementerFileName, "Implementer", x => Implementer.Create(x)!)!;
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}
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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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public void SaveComponents() => SaveData(Components, ComponentFileName, "Components", x => x.GetXElement);
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public void SaveRepairs() => SaveData(Repairs, RepairFileName, "Repairs", 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 SaveImplementers() => SaveData(Implementers, ImplementerFileName, "Implementers", x => x.GetXElement);
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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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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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}
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}
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