немного

FishFactoryListImplement/DataFileSingleton1.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FishFactoryListImplement
+{
+    internal class DataFileSingleton1
+    {
+    }
+}

FishFactoryListImplement/Models/Canned.cs

@@ -6,6 +6,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using System.Xml.Linq;
 
 namespace FishFactoryListImplement.Models
 {
@@ -14,11 +15,21 @@ namespace FishFactoryListImplement.Models
         public int Id { get; private set; }
         public string CannedName { get; private set; } = string.Empty;
         public double Price { get; private set; }
+        public Dictionary<int, int> Components { get; private set; } = new();
+        private Dictionary<int, (IComponentModel, int)>? _cannedComponents = null;
         public Dictionary<int, (IComponentModel, int)> CannedComponents
         {
-            get;
+            get
-            private set;
+            {
-        } = new Dictionary<int, (IComponentModel, int)>();
+                if (_cannedComponents == null)
+                {
+                    var source = DataFileSingleton.GetInstance();
+                    _cannedComponents = Components.ToDictionary(x => x.Key, y =>
+                    ((source.Components.FirstOrDefault(z => z.Id == y.Key) as IComponentModel)!, y.Value));
+                }
+                return _cannedComponents;
+            }
+        }
         public static Canned? Create(CannedBindingModel? model)
         {
             if (model == null)
@@ -30,9 +41,26 @@ namespace FishFactoryListImplement.Models
                 Id = model.Id,
                 CannedName = model.CannedName,
                 Price = model.Price,
-                CannedComponents = model.CannedComponents
+                Components = model.CannedComponents.ToDictionary(x => x.Key, x => x.Value.Item2)
             };
         }
+
+        public static Canned? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Canned()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                CannedName = element.Element("CannedName")!.Value,
+                Price = Convert.ToDouble(element.Element("Price")!.Value),
+                Components = element.Element("CannedComponents")!.Elements("CannedComponent").ToDictionary
+            (x => Convert.ToInt32(x.Element("Key")?.Value),
+            x => Convert.ToInt32(x.Element("Value")?.Value))};
+        }
+
         public void Update(CannedBindingModel? model)
         {
             if (model == null)
@@ -41,7 +69,9 @@ namespace FishFactoryListImplement.Models
             }
             CannedName = model.CannedName;
             Price = model.Price;
-            CannedComponents = model.CannedComponents;
+            Components = model.CannedComponents.ToDictionary(x => x.Key, x => x.Value.Item2);
+            _cannedComponents = null;
+
         }
         public CannedViewModel GetViewModel => new()
         {
@@ -50,6 +80,13 @@ namespace FishFactoryListImplement.Models
             Price = Price,
             CannedComponents = CannedComponents
         };
-
+        public XElement GetXElement => new("Canned",
+            new XAttribute("Id", Id),
+            new XElement("CannedName", CannedName),
+            new XElement("Price", Price.ToString()),
+            new XElement("CannedComponents", Components.Select(x =>
+            new XElement("CannedComponent",
+            new XElement("Key", x.Key),
+            new XElement("Value", x.Value))).ToArray()));
     }
 }

FishFactoryListImplement/Models/Component.cs

@@ -1,6 +1,7 @@
 using FishFactoryContracts.BindingModels;
 using FishFactoryContracts.ViewModels;
 using FishFactoryDataModel.Models;
+using System.Xml.Linq;
 
 namespace FishFactoryListImplement.Models
 {
@@ -22,6 +23,21 @@ namespace FishFactoryListImplement.Models
                 Cost = model.Cost
             };
         }
+
+        public static Component? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Component()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                ComponentName = element.Element("ComponentName")!.Value,
+                Cost = Convert.ToDouble(element.Element("Cost")!.Value)
+            };
+        }
+
         public void Update(ComponentBindingModel? model)
         {
             if (model == null)
@@ -37,5 +53,10 @@ namespace FishFactoryListImplement.Models
             ComponentName = ComponentName,
             Cost = Cost
         };
+
+        public XElement GetXElement => new("Component",
+            new XAttribute("Id", Id),
+            new XElement("ComponentName", ComponentName),
+            new XElement("Cost", Cost.ToString()));
     }
 }