11 changed files with 555 additions and 1 deletions
--- a/BlacksmithWorkshop/BlacksmithWorkshop.sln
+++ b/BlacksmithWorkshop/BlacksmithWorkshop.sln
@ -13,6 +13,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "BlacksmithWorkshopBusinessL
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "BlacksmithWorkshopListImplement", "BlacksmithWorkshopListImplement\BlacksmithWorkshopListImplement.csproj", "{D57FFF62-0A87-4995-9693-317A94689469}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "BlacksmithWorkshopFileImplement", "BlacksmithWorkshopFileImplement\BlacksmithWorkshopFileImplement.csproj", "{0FFB9D8A-1B02-4622-AD31-DB88F4201350}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@ -39,6 +41,10 @@ Global
 		{D57FFF62-0A87-4995-9693-317A94689469}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{D57FFF62-0A87-4995-9693-317A94689469}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{D57FFF62-0A87-4995-9693-317A94689469}.Release|Any CPU.Build.0 = Release|Any CPU
+		{0FFB9D8A-1B02-4622-AD31-DB88F4201350}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{0FFB9D8A-1B02-4622-AD31-DB88F4201350}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{0FFB9D8A-1B02-4622-AD31-DB88F4201350}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{0FFB9D8A-1B02-4622-AD31-DB88F4201350}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
--- a/BlacksmithWorkshop/BlacksmithWorkshop/BlacksmithWorkshopView.csproj
+++ b/BlacksmithWorkshop/BlacksmithWorkshop/BlacksmithWorkshopView.csproj
@ -26,6 +26,7 @@
  <ItemGroup>
    <ProjectReference Include="..\BlacksmithWorkshopBusinessLogic\BlacksmithWorkshopBusinessLogic.csproj" />
    <ProjectReference Include="..\BlacksmithWorkshopContracts\BlacksmithWorkshopContracts.csproj" />
+    <ProjectReference Include="..\BlacksmithWorkshopFileImplement\BlacksmithWorkshopFileImplement.csproj" />
    <ProjectReference Include="..\BlacksmithWorkshopListImplement\BlacksmithWorkshopListImplement.csproj" />
  </ItemGroup>

--- a/BlacksmithWorkshop/BlacksmithWorkshop/Program.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshop/Program.cs
@ -1,7 +1,7 @@
 using BlacksmithWorkShopBusinessLogic.BusinessLogics;
 using BlacksmithWorkshopContracts.BusinessLogicContracts;
 using BlacksmithWorkshopContracts.StoragesContracts;
-using BlacksmithWorkshopListImplement.Implements;
+using BlacksmithWorkshopFileImplement.Implements;
 using BlacksmithWorkshopView;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
--- a/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/BlacksmithWorkshopFileImplement.csproj
+++ b/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/BlacksmithWorkshopFileImplement.csproj
@ -0,0 +1,13 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\BlacksmithWorkshopContracts\BlacksmithWorkshopContracts.csproj" />
+  </ItemGroup>
+
+</Project>
--- a/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/DataFileSingleton.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/DataFileSingleton.cs
@ -0,0 +1,47 @@
+using BlacksmithWorkshopFileImplement.Models;
+using System.Xml.Linq;
+namespace BlacksmithWorkshopFileImplement
+{
+    internal class DataFileSingleton
+    {
+        private static DataFileSingleton? instance;
+        private readonly string ComponentFileName = "Component.xml";
+        private readonly string OrderFileName = "Order.xml";
+        private readonly string ManufactureFileName = "Manufacture.xml";
+        public List<Component> Components { get; private set; }
+        public List<Order> Orders { get; private set; }
+        public List<Manufacture> Manufactures { get; private set; }
+        public static DataFileSingleton GetInstance()
+        {
+            if (instance == null)
+            {
+                instance = new DataFileSingleton();
+            }
+            return instance;
+        }
+        public void SaveComponents() => SaveData(Components, ComponentFileName, "Components", x => x.GetXElement);
+        public void SaveManufactures() => SaveData(Manufactures, ManufactureFileName, "Manufactures", x => x.GetXElement);
+        public void SaveOrders() => SaveData(Orders, OrderFileName, "Orders", x => x.GetXElement);
+        private DataFileSingleton()
+        {
+            Components = LoadData(ComponentFileName, "Component", x => Component.Create(x)!)!;
+            Manufactures = LoadData(ManufactureFileName, "Manufacture", x => Manufacture.Create(x)!)!;
+            Orders = LoadData(OrderFileName, "Order", x => Order.Create(x)!)!;
+        }
+        private static List<T>? LoadData<T>(string filename, string xmlNodeName, Func<XElement, T> selectFunction)
+        {
+            if (File.Exists(filename))
+            {
+                return XDocument.Load(filename)?.Root?.Elements(xmlNodeName)?.Select(selectFunction)?.ToList();
+            }
+            return new List<T>();
+        }
+        private static void SaveData<T>(List<T> data, string filename, string xmlNodeName, Func<T, XElement> selectFunction)
+        {
+            if (data != null)
+            {
+                new XDocument(new XElement(xmlNodeName, data.Select(selectFunction).ToArray())).Save(filename);
+            }
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Implements/ComponentStorage.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Implements/ComponentStorage.cs
@ -0,0 +1,76 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.SearchModels;
+using BlacksmithWorkshopContracts.StoragesContracts;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopFileImplement.Models;
+
+namespace BlacksmithWorkshopFileImplement.Implements
+{
+    public class ComponentStorage : IComponentStorage
+    {
+        private readonly DataFileSingleton source;
+        public ComponentStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+        public List<ComponentViewModel> GetFullList()
+        {
+            return source.Components
+                .Select(x => x.GetViewModel)
+                .ToList();
+        }
+        public List<ComponentViewModel> GetFilteredList(ComponentSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ComponentName))
+            {
+                return new();
+            }
+            return source.Components
+                .Where(x => x.ComponentName.Contains(model.ComponentName))
+                .Select(x => x.GetViewModel)
+                .ToList();
+        }
+        public ComponentViewModel? GetElement(ComponentSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ComponentName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            return source.Components.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ComponentName) && x.ComponentName == model.ComponentName) || (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+        }
+        public ComponentViewModel? Insert(ComponentBindingModel model)
+        {
+            model.Id = source.Components.Count > 0 ? source.Components.Max(x => x.Id) + 1 : 1;
+            var newComponent = Component.Create(model);
+            if (newComponent == null)
+            {
+                return null;
+            }
+            source.Components.Add(newComponent);
+            source.SaveComponents();
+            return newComponent.GetViewModel;
+        }
+        public ComponentViewModel? Update(ComponentBindingModel model)
+        {
+            var component = source.Components.FirstOrDefault(x => x.Id == model.Id);
+            if (component == null)
+            {
+                return null;
+            }
+            component.Update(model);
+            source.SaveComponents();
+            return component.GetViewModel;
+        }
+        public ComponentViewModel? Delete(ComponentBindingModel model)
+        {
+            var element = source.Components.FirstOrDefault(x => x.Id == model.Id);
+            if (element != null)
+            {
+                source.Components.Remove(element);
+                source.SaveComponents();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Implements/ManufactureStorage.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Implements/ManufactureStorage.cs
@ -0,0 +1,76 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.SearchModels;
+using BlacksmithWorkshopContracts.StoragesContracts;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopFileImplement.Models;
+
+namespace BlacksmithWorkshopFileImplement.Implements
+{
+    public class ManufactureStorage : IManufactureStorage
+    {
+        private readonly DataFileSingleton source;
+        public ManufactureStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+        public List<ManufactureViewModel> GetFullList()
+        {
+            return source.Manufactures
+                .Select(x => x.GetViewModel)
+                .ToList();
+        }
+        public List<ManufactureViewModel> GetFilteredList(ManufactureSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ManufactureName))
+            {
+                return new();
+            }
+            return source.Manufactures
+                .Where(x => x.ManufactureName.Contains(model.ManufactureName))
+                .Select(x => x.GetViewModel)
+                .ToList();
+        }
+        public ManufactureViewModel? GetElement(ManufactureSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ManufactureName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            return source.Manufactures.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ManufactureName) && x.ManufactureName == model.ManufactureName) || (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+        }
+        public ManufactureViewModel? Insert(ManufactureBindingModel model)
+        {
+            model.Id = source.Manufactures.Count > 0 ? source.Manufactures.Max(x => x.Id) + 1 : 1;
+            var newManufacture = Manufacture.Create(model);
+            if (newManufacture == null)
+            {
+                return null;
+            }
+            source.Manufactures.Add(newManufacture);
+            source.SaveManufactures();
+            return newManufacture.GetViewModel;
+        }
+        public ManufactureViewModel? Update(ManufactureBindingModel model)
+        {
+            var manufacture = source.Manufactures.FirstOrDefault(x => x.Id == model.Id);
+            if (manufacture == null)
+            {
+                return null;
+            }
+            manufacture.Update(model);
+            source.SaveManufactures();
+            return manufacture.GetViewModel;
+        }
+        public ManufactureViewModel? Delete(ManufactureBindingModel model)
+        {
+            var element = source.Manufactures.FirstOrDefault(x => x.Id == model.Id);
+            if (element != null)
+            {
+                source.Manufactures.Remove(element);
+                source.SaveManufactures();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Implements/OrderStorage.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Implements/OrderStorage.cs
@ -0,0 +1,87 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.SearchModels;
+using BlacksmithWorkshopContracts.StoragesContracts;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopFileImplement.Models;
+using System.Collections.Generic;
+
+namespace BlacksmithWorkshopFileImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+        private readonly DataFileSingleton source;
+        public OrderStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+        private OrderViewModel AddManufactureName (OrderViewModel model)
+        {
+            model.ManufactureName = source.Manufactures.SingleOrDefault(x => x.Id == model.ManufactureId)?.ManufactureName ?? string.Empty;
+            return model;
+        }
+        public List<OrderViewModel> GetFullList()
+        {
+            return source.Orders
+                .Select(x => AddManufactureName(x.GetViewModel))
+                .ToList();
+        }
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            if (model.Id == null)
+            {
+                return new();
+            }
+            return source.Orders
+                .Where(x => x.Id == model.Id)
+                .Select(x => AddManufactureName(x.GetViewModel))
+                .ToList();
+        }
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            var order = source.Orders.FirstOrDefault(x => (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+            if (order == null)
+            {
+                return null;
+            }
+            return AddManufactureName(order);
+        }
+        public OrderViewModel? Insert(OrderBindingModel model)
+        {
+            model.Id = source.Orders.Count > 0 ? source.Orders.Max(x => x.Id) + 1 : 1;
+            var newOrder = Order.Create(model);
+            if (newOrder == null)
+            {
+                return null;
+            }
+            source.Orders.Add(newOrder);
+            source.SaveOrders();
+            return newOrder.GetViewModel;
+        }
+        public OrderViewModel? Update(OrderBindingModel model)
+        {
+            var order = source.Orders.FirstOrDefault(x => x.Id == model.Id);
+            if (order == null)
+            {
+                return null;
+            }
+            order.Update(model);
+            source.SaveOrders();
+            return order.GetViewModel;
+        }
+        public OrderViewModel? Delete(OrderBindingModel model)
+        {
+            var element = source.Orders.FirstOrDefault(x => x.Id == model.Id);
+            if (element != null)
+            {
+                source.Orders.Remove(element);
+                source.SaveOrders();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Models/Component.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Models/Component.cs
@ -0,0 +1,63 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopDataModels.Models;
+using System.Xml.Linq;
+
+
+namespace BlacksmithWorkshopFileImplement.Models
+{
+    public class Component : IComponentModel
+    {
+        public int Id { get; private set; }
+        public string ComponentName { get; private set; } = string.Empty;
+        public double Cost {get; set; }
+        public static Component? Create(ComponentBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Component()
+            {
+                Id = model.Id,
+                ComponentName = model.ComponentName,
+                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)
+            {
+                return;
+            }
+            ComponentName = model.ComponentName;
+            Cost = model.Cost;
+        }
+        public ComponentViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ComponentName = ComponentName,
+            Cost = Cost
+        };
+        public XElement GetXElement => new
+        (
+        "Component",
+        new XAttribute("Id", Id),
+        new XElement("ComponentName", ComponentName),
+        new XElement("Cost", Cost.ToString())
+        );
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Models/Manufacture.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Models/Manufacture.cs
@ -0,0 +1,94 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopDataModels.Models;
+using System.Xml.Linq;
+namespace BlacksmithWorkshopFileImplement.Models
+{
+    public class Manufacture : IManufactureModel
+    {
+        public int Id { get; private set; }
+        public string ManufactureName { 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)>? _manufactureComponents = null;
+        public Dictionary<int, (IComponentModel, int)> ManufactureComponents
+        {
+            get
+            {
+                if (_manufactureComponents == null)
+                {
+                    var source = DataFileSingleton.GetInstance();
+                    _manufactureComponents = Components.ToDictionary(x => x.Key, y =>
+                    ((source.Components.FirstOrDefault(z => z.Id == y.Key) as IComponentModel)!,
+                    y.Value));
+                }
+                return _manufactureComponents;
+            }
+        }
+        public static Manufacture? Create(ManufactureBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Manufacture()
+            {
+                Id = model.Id,
+                ManufactureName = model.ManufactureName,
+                Price = model.Price,
+                Components = model.ManufactureComponents.ToDictionary(x => x.Key, x => x.Value.Item2)
+            };
+        }
+        public static Manufacture? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Manufacture()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                ManufactureName = element.Element("ManufactureName")!.Value,
+                Price = Convert.ToDouble(element.Element("Price")!.Value),
+                Components = element.Element("ManufactureComponents")!.Elements("ManufactureComponent") .ToDictionary
+                (
+                    x => Convert.ToInt32(x.Element("Key")?.Value),
+                    x => Convert.ToInt32(x.Element("Value")?.Value)
+                )
+            };
+        }
+        public void Update(ManufactureBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ManufactureName = model.ManufactureName;
+            Price = model.Price;
+            Components = model.ManufactureComponents.ToDictionary(x => x.Key, x => x.Value.Item2);
+            _manufactureComponents = null;
+        }
+        public ManufactureViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ManufactureName = ManufactureName,
+            Price = Price,
+            ManufactureComponents = ManufactureComponents
+        };
+        public XElement GetXElement => new
+        (
+            "Manufacture",
+            new XAttribute("Id", Id),
+            new XElement("ManufactureName", ManufactureName),
+            new XElement("Price", Price.ToString()),
+            new XElement("ManufactureComponents", Components.Select
+            (x => new XElement
+            (
+                "ManufactureComponent",
+                new XElement("Key", x.Key),
+                new XElement("Value", x.Value)
+            )
+            ).ToArray())
+        );
+    }
+}
--- a/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Models/Order.cs
+++ b/BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Models/Order.cs
@ -0,0 +1,91 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopDataModels.Enums;
+using BlacksmithWorkshopDataModels.Models;
+using System.Xml.Linq;
+
+namespace BlacksmithWorkshopFileImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        public int Id { get; private set; }
+        public int ManufactureId {get; private set; }
+        public int Count { get; private set; }
+        public double Sum { get; private set; }
+        public OrderStatus Status { get; private set; } = OrderStatus.Неизвестен;
+        public DateTime DateCreate { get; private set; } = DateTime.Now;
+        public DateTime? DateImplement { get; private set; }
+        public static Order? Create(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = model.Id,
+                ManufactureId = model.ManufactureId,
+                Count = model.Count,
+                Sum = model.Sum,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement
+            };
+        }
+        public static Order? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            DateTime? dateImplement = null;
+            if (element.Element("DateImplement")!.Value != "")
+            {
+                dateImplement = Convert.ToDateTime(element.Element("DateImplement")!.Value);
+            }
+            return new Order()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                ManufactureId = Convert.ToInt32(element.Element("ManufactureId")!.Value),
+                Count = Convert.ToInt32(element.Element("Count")!.Value),
+                Sum = Convert.ToDouble(element.Element("Sum")!.Value),
+                Status = (OrderStatus)Convert.ToInt32(element.Element("Status")!.Value),
+                DateCreate = Convert.ToDateTime(element.Element("DateCreate")!.Value),
+                DateImplement = dateImplement
+            };
+        }
+        public void Update(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            Status = model.Status;
+            if (model.DateImplement != null)
+            {
+                DateImplement = model.DateImplement;
+            }
+        }
+        public OrderViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ManufactureId = ManufactureId,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement
+        };
+        public XElement GetXElement => new
+        (
+        "Order",
+        new XAttribute("Id", Id),
+        new XElement("ManufactureId", ManufactureId),
+        new XElement("Count", Count),
+        new XElement("Sum", Sum),
+        new XElement("Status", (int)Status),
+        new XElement("DateCreate", DateCreate),
+        new XElement("DateImplement", DateImplement)
+        );
+    }
+}