Очередное важное несохранившееся изменение.

BlacksmithWorkshop/BlacksmithWorkshop.sln

@@ -11,7 +11,11 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "BlacksmithWorkshopContracts
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "BlacksmithWorkshopBusinessLogic", "BlacksmithWorkshopBusinessLogic\BlacksmithWorkshopBusinessLogic.csproj", "{B3C97222-2894-4D74-B0D7-B3BEB347081D}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "BlacksmithWorkshopListImplement", "BlacksmithWorkshopListImplement\BlacksmithWorkshopListImplement.csproj", "{2942D468-0C3B-4B8D-A15F-184F5D7C969A}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "BlacksmithWorkshopListImplement", "BlacksmithWorkshopListImplement\BlacksmithWorkshopListImplement.csproj", "{2942D468-0C3B-4B8D-A15F-184F5D7C969A}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "BlacksmithWorkshopFileImplement", "BlacksmithWorkshopFileImplement\BlacksmithWorkshopFileImplement.csproj", "{58737D93-9A12-4D07-BF3F-86AC512CE626}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "BlacksmithWorkshopDatabaseImplement", "BlacksmithWorkshopDatabaseImplement\BlacksmithWorkshopDatabaseImplement.csproj", "{EE03BAE3-52EE-4E3B-8992-382D89E61E1A}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -39,6 +43,14 @@ Global
 		{2942D468-0C3B-4B8D-A15F-184F5D7C969A}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{2942D468-0C3B-4B8D-A15F-184F5D7C969A}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{2942D468-0C3B-4B8D-A15F-184F5D7C969A}.Release|Any CPU.Build.0 = Release|Any CPU
+		{58737D93-9A12-4D07-BF3F-86AC512CE626}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{58737D93-9A12-4D07-BF3F-86AC512CE626}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{58737D93-9A12-4D07-BF3F-86AC512CE626}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{58737D93-9A12-4D07-BF3F-86AC512CE626}.Release|Any CPU.Build.0 = Release|Any CPU
+		{EE03BAE3-52EE-4E3B-8992-382D89E61E1A}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{EE03BAE3-52EE-4E3B-8992-382D89E61E1A}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{EE03BAE3-52EE-4E3B-8992-382D89E61E1A}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{EE03BAE3-52EE-4E3B-8992-382D89E61E1A}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

BlacksmithWorkshop/BlacksmithWorkshop/BlacksmithWorkshop.csproj

@@ -9,6 +9,10 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="7.0.3">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="7.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="7.0.0" />
     <PackageReference Include="NLog.Extensions.Logging" Version="5.2.1" />
@@ -17,6 +21,8 @@
   <ItemGroup>
     <ProjectReference Include="..\BlacksmithWorkshopBusinessLogic\BlacksmithWorkshopBusinessLogic.csproj" />
     <ProjectReference Include="..\BlacksmithWorkshopContracts\BlacksmithWorkshopContracts.csproj" />
+    <ProjectReference Include="..\BlacksmithWorkshopDatabaseImplement\BlacksmithWorkshopDatabaseImplement.csproj" />
+    <ProjectReference Include="..\BlacksmithWorkshopFileImplement\BlacksmithWorkshopFileImplement.csproj" />
     <ProjectReference Include="..\BlacksmithWorkshopListImplement\BlacksmithWorkshopListImplement.csproj" />
   </ItemGroup>
 

BlacksmithWorkshop/BlacksmithWorkshop/FormMain.cs

@@ -94,7 +94,7 @@ namespace BlacksmithWorkshop
             {
                 int id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
                 _logger.LogInformation("Заказ №{id}. Меняется статус на 'В работе'", id);
-                
+
                 try
                 {
                     var operationResult = _orderLogic.TakeOrderInWork(new OrderBindingModel
@@ -182,4 +182,4 @@ namespace BlacksmithWorkshop
             LoadData();
         }
     }
-}
+}

BlacksmithWorkshop/BlacksmithWorkshop/Program.cs

@@ -1,19 +1,19 @@
 using BlacksmithWorkshopBusinessLogic.BusinessLogic;
 using BlacksmithWorkshopContracts.BusinessLogicsContracts;
 using BlacksmithWorkshopContracts.StoragesContracts;
-using BlacksmithWorkshopListImplement.Implements;
+using BlacksmithWorkshopDatabaseImplement.Implements;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
 using NLog.Extensions.Logging;
 
-using System.Drawing;
-
 namespace BlacksmithWorkshop
 {
     internal static class Program
     {
         private static ServiceProvider? _serviceProvider;
+
         public static ServiceProvider? ServiceProvider => _serviceProvider;
+
         /// <summary>
         /// The main entry point for the application.
         /// </summary>
@@ -28,6 +28,7 @@ namespace BlacksmithWorkshop
             _serviceProvider = services.BuildServiceProvider();
             Application.Run(_serviceProvider.GetRequiredService<FormMain>());
         }
+
         private static void ConfigureServices(ServiceCollection services)
         {
             services.AddLogging(option =>

BlacksmithWorkshop/BlacksmithWorkshopBusinessLogic/BusinessLogic/OrderLogic.cs

@@ -131,7 +131,7 @@ namespace BlacksmithWorkshopBusinessLogic.BusinessLogic
             var viewModel = _orderStorage.GetElement(new OrderSearchModel { Id = model.Id });
 
             //если не смогли найти указанный заказ по его Id
-            if(viewModel == null)
+            if (viewModel == null)
             {
                 throw new ArgumentNullException(nameof(model));
             }
@@ -146,7 +146,7 @@ namespace BlacksmithWorkshopBusinessLogic.BusinessLogic
             model.Status = newOrderStatus;
 
             //проверка на выдачу
-            if(model.Status == OrderStatus.Выдан)
+            if (model.Status == OrderStatus.Выдан)
             {
                 model.DateImplement = DateTime.Now;
             }

BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/BlacksmithWorkshopDatabase.cs

@@ -0,0 +1,32 @@
+using BlacksmithWorkshopDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopDatabaseImplement
+{
+    public class BlacksmithWorkshopDatabase : DbContext
+    {
+        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+        {
+            if (optionsBuilder.IsConfigured == false)
+            {
+                optionsBuilder.UseSqlServer(@"Data Source=LAPTOP-CFLH20EE\SQLEXPRESS;Initial Catalog=BlacksmithWorkshopDatabase;Integrated Security=True;MultipleActiveResultSets=True;;TrustServerCertificate=True");
+            }
+
+            base.OnConfiguring(optionsBuilder);
+        }
+
+        public virtual DbSet<WorkPiece> WorkPieces { set; get; }
+
+        public virtual DbSet<Manufacture> Manufactures { set; get; }
+
+        public virtual DbSet<ManufactureWorkPiece> ManufactureWorkPieces { set; get; }
+
+        public virtual DbSet<Order> Orders { set; get; }
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/BlacksmithWorkshopDatabaseImplement.csproj

@@ -0,0 +1,23 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="7.0.3" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="7.0.3" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="7.0.3">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\BlacksmithWorkshopContracts\BlacksmithWorkshopContracts.csproj" />
+    <ProjectReference Include="..\BlacksmithWorkshopDataModels\BlacksmithWorkshopDataModels.csproj" />
+  </ItemGroup>
+
+</Project>

BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Implements/ManufactureStorage.cs

@@ -0,0 +1,127 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.SearchModels;
+using BlacksmithWorkshopContracts.StoragesContracts;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopDatabaseImplement.Implements
+{
+    public class ManufactureStorage : IManufactureStorage
+    {
+        public List<ManufactureViewModel> GetFullList()
+		{
+			using var context = new BlacksmithWorkshopDatabase();
+
+			return context.Manufactures
+					.Include(x => x.WorkPieces)
+					.ThenInclude(x => x.WorkPiece)
+					.ToList()
+					.Select(x => x.GetViewModel)
+					.ToList();
+		}
+
+		public List<ManufactureViewModel> GetFilteredList(ManufactureSearchModel model)
+		{
+			if (string.IsNullOrEmpty(model.ManufactureName))
+			{
+				return new();
+			}
+
+			using var context = new BlacksmithWorkshopDatabase();
+
+			return context.Manufactures
+					.Include(x => x.WorkPieces)
+					.ThenInclude(x => x.WorkPiece)
+					.Where(x => x.ManufactureName.Contains(model.ManufactureName))
+					.ToList()
+					.Select(x => x.GetViewModel)
+					.ToList();
+		}
+
+		public ManufactureViewModel? GetElement(ManufactureSearchModel model)
+		{
+			if (string.IsNullOrEmpty(model.ManufactureName) && !model.Id.HasValue)
+			{
+				return null;
+			}
+
+			using var context = new BlacksmithWorkshopDatabase();
+
+			return context.Manufactures
+				.Include(x => x.WorkPieces)
+				.ThenInclude(x => x.WorkPiece)
+				.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ManufactureName) && x.ManufactureName == model.ManufactureName) ||
+								(model.Id.HasValue && x.Id == model.Id))
+				?.GetViewModel;
+		}
+
+		public ManufactureViewModel? Insert(ManufactureBindingModel model)
+		{
+			using var context = new BlacksmithWorkshopDatabase();
+			var newManufacture = Manufacture.Create(context, model);
+
+			if (newManufacture == null)
+			{
+				return null;
+			}
+
+			context.Manufactures.Add(newManufacture);
+			context.SaveChanges();
+
+			return newManufacture.GetViewModel;
+		}
+
+		public ManufactureViewModel? Update(ManufactureBindingModel model)
+		{
+			using var context = new BlacksmithWorkshopDatabase();
+			using var transaction = context.Database.BeginTransaction();
+
+			try
+			{
+				var manufacture = context.Manufactures.FirstOrDefault(rec => rec.Id == model.Id);
+
+				if (manufacture == null)
+				{
+					return null;
+				}
+
+                manufacture.Update(model);
+				context.SaveChanges();
+                manufacture.UpdateWorkPieces(context, model);
+				transaction.Commit();
+
+				return manufacture.GetViewModel;
+			}
+			catch
+			{
+				transaction.Rollback();
+				throw;
+			}
+		}
+
+		public ManufactureViewModel? Delete(ManufactureBindingModel model)
+		{
+			using var context = new BlacksmithWorkshopDatabase();
+			var element = context.Manufactures
+                .Include(x => x.WorkPieces)
+				.Include(x => x.Orders)
+				.FirstOrDefault(rec => rec.Id == model.Id);
+
+			if (element != null)
+			{
+				context.Manufactures.Remove(element);
+				context.SaveChanges();
+
+				return element.GetViewModel;
+			}
+
+			return null;
+		}
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Implements/OrderStorage.cs

@@ -0,0 +1,107 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.SearchModels;
+using BlacksmithWorkshopContracts.StoragesContracts;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopDatabaseImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+        public OrderViewModel? Delete(OrderBindingModel model)
+        {
+            using var context = new BlacksmithWorkshopDatabase();
+            var element = context.Orders
+                .FirstOrDefault(rec => rec.Id == model.Id);
+
+            if (element != null)
+            {
+                context.Orders.Remove(element);
+                context.SaveChanges();
+
+                return element.GetViewModel;
+            }
+
+            return null;
+        }
+
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+
+            using var context = new BlacksmithWorkshopDatabase();
+
+            return context.Orders
+                .FirstOrDefault(x => model.Id.HasValue && x.Id == model.Id)
+                ?.GetViewModel;
+        }
+
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+
+            using var context = new BlacksmithWorkshopDatabase();
+
+            return context.Orders
+                    .Include(x => x.Manufacture)
+                    .Where(x => x.Id == model.Id)
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public List<OrderViewModel> GetFullList()
+        {
+            using var context = new BlacksmithWorkshopDatabase();
+
+            return context.Orders
+                    .Include(x => x.Manufacture)
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public OrderViewModel? Insert(OrderBindingModel model)
+        {
+            var newOrder = Order.Create(model);
+
+            if (newOrder == null)
+            {
+                return null;
+            }
+
+            using var context = new BlacksmithWorkshopDatabase();
+            context.Orders.Add(newOrder);
+            context.SaveChanges();
+
+            return context.Orders.Include(x => x.Manufacture)
+                                 .FirstOrDefault(x => x.Id == newOrder.Id)?.GetViewModel;
+        }
+
+        public OrderViewModel? Update(OrderBindingModel model)
+        {
+            using var context = new BlacksmithWorkshopDatabase();
+            var order = context.Orders.FirstOrDefault(x => x.Id == model.Id);
+
+            if (order == null)
+            {
+                return null;
+            }
+
+            order.Update(model);
+            context.SaveChanges();
+
+            return order.GetViewModel;
+        }
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Implements/WorkPieceStorage.cs

@@ -0,0 +1,103 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.SearchModels;
+using BlacksmithWorkshopContracts.StoragesContracts;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopDatabaseImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopDatabaseImplement.Implements
+{
+    public class WorkPieceStorage : IWorkPieceStorage
+    {
+        public List<WorkPieceViewModel> GetFullList()
+        {
+            using var context = new BlacksmithWorkshopDatabase();
+
+            return context.WorkPieces
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public List<WorkPieceViewModel> GetFilteredList(WorkPieceSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.WorkPieceName))
+            {
+                return new();
+            }
+
+            using var context = new BlacksmithWorkshopDatabase();
+
+            return context.WorkPieces
+                    .Where(x => x.WorkPieceName.Contains(model.WorkPieceName))
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public WorkPieceViewModel? GetElement(WorkPieceSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.WorkPieceName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+
+            using var context = new BlacksmithWorkshopDatabase();
+
+            return context.WorkPieces
+                    .FirstOrDefault(x => (!string.IsNullOrEmpty(model.WorkPieceName) && x.WorkPieceName == model.WorkPieceName) ||
+                                        (model.Id.HasValue && x.Id == model.Id))
+                    ?.GetViewModel;
+        }
+
+        public WorkPieceViewModel? Insert(WorkPieceBindingModel model)
+        {
+            var newWorkPiece = WorkPiece.Create(model);
+
+            if (newWorkPiece == null)
+            {
+                return null;
+            }
+
+            using var context = new BlacksmithWorkshopDatabase();
+            context.WorkPieces.Add(newWorkPiece);
+            context.SaveChanges();
+
+            return newWorkPiece.GetViewModel;
+        }
+
+        public WorkPieceViewModel? Update(WorkPieceBindingModel model)
+        {
+            using var context = new BlacksmithWorkshopDatabase();
+            var workPiece = context.WorkPieces.FirstOrDefault(x => x.Id == model.Id);
+
+            if (workPiece == null)
+            {
+                return null;
+            }
+
+            workPiece.Update(model);
+            context.SaveChanges();
+
+            return workPiece.GetViewModel;
+        }
+
+        public WorkPieceViewModel? Delete(WorkPieceBindingModel model)
+        {
+            using var context = new BlacksmithWorkshopDatabase();
+            var element = context.WorkPieces.FirstOrDefault(rec => rec.Id == model.Id);
+
+            if (element != null)
+            {
+                context.WorkPieces.Remove(element);
+                context.SaveChanges();
+
+                return element.GetViewModel;
+            }
+
+            return null;
+        }
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230227172536_InitMigration.Designer.cs

@@ -0,0 +1,170 @@
+// <auto-generated />
+using System;
+using BlacksmithWorkshopDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace BlacksmithWorkshopDatabaseImplement.Migrations
+{
+    [DbContext(typeof(BlacksmithWorkshopDatabase))]
+    [Migration("20230227172536_InitMigration")]
+    partial class InitMigration
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.3")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ManufactureName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Manufactures");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("WorkPieceId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.HasIndex("WorkPieceId");
+
+                    b.ToTable("ManufactureWorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int?>("ProductId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ProductId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.Property<string>("WorkPieceName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("WorkPieces")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", "WorkPiece")
+                        .WithMany("ManufactureWorkPieces")
+                        .HasForeignKey("WorkPieceId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Manufacture");
+
+                    b.Navigation("WorkPiece");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", null)
+                        .WithMany("Orders")
+                        .HasForeignKey("ProductId");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Navigation("Orders");
+
+                    b.Navigation("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Navigation("ManufactureWorkPieces");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230227172536_InitMigration.cs

@@ -0,0 +1,125 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace BlacksmithWorkshopDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class InitMigration : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Manufactures",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    ManufactureName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Price = table.Column<double>(type: "float", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Manufactures", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "WorkPieces",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    WorkPieceName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Cost = table.Column<double>(type: "float", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_WorkPieces", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Orders",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    ManufactureId = table.Column<int>(type: "int", nullable: false),
+                    Count = table.Column<int>(type: "int", nullable: false),
+                    Sum = table.Column<double>(type: "float", nullable: false),
+                    Status = table.Column<int>(type: "int", nullable: false),
+                    DateCreate = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    DateImplement = table.Column<DateTime>(type: "datetime2", nullable: true),
+                    ProductId = table.Column<int>(type: "int", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Orders", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Orders_Manufactures_ProductId",
+                        column: x => x.ProductId,
+                        principalTable: "Manufactures",
+                        principalColumn: "Id");
+                });
+
+            migrationBuilder.CreateTable(
+                name: "ManufactureWorkPieces",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    ManufactureId = table.Column<int>(type: "int", nullable: false),
+                    WorkPieceId = table.Column<int>(type: "int", nullable: false),
+                    Count = table.Column<int>(type: "int", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ManufactureWorkPieces", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ManufactureWorkPieces_Manufactures_ManufactureId",
+                        column: x => x.ManufactureId,
+                        principalTable: "Manufactures",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_ManufactureWorkPieces_WorkPieces_WorkPieceId",
+                        column: x => x.WorkPieceId,
+                        principalTable: "WorkPieces",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ManufactureWorkPieces_ManufactureId",
+                table: "ManufactureWorkPieces",
+                column: "ManufactureId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ManufactureWorkPieces_WorkPieceId",
+                table: "ManufactureWorkPieces",
+                column: "WorkPieceId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Orders_ProductId",
+                table: "Orders",
+                column: "ProductId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "ManufactureWorkPieces");
+
+            migrationBuilder.DropTable(
+                name: "Orders");
+
+            migrationBuilder.DropTable(
+                name: "WorkPieces");
+
+            migrationBuilder.DropTable(
+                name: "Manufactures");
+        }
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230228043436_SecondMigration.Designer.cs

@@ -0,0 +1,171 @@
+// <auto-generated />
+using System;
+using BlacksmithWorkshopDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace BlacksmithWorkshopDatabaseImplement.Migrations
+{
+    [DbContext(typeof(BlacksmithWorkshopDatabase))]
+    [Migration("20230228043436_SecondMigration")]
+    partial class SecondMigration
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.3")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ManufactureName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Manufactures");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("WorkPieceId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.HasIndex("WorkPieceId");
+
+                    b.ToTable("ManufactureWorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.Property<string>("WorkPieceName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("WorkPieces")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", "WorkPiece")
+                        .WithMany("ManufactureWorkPieces")
+                        .HasForeignKey("WorkPieceId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Manufacture");
+
+                    b.Navigation("WorkPiece");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("Orders")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Manufacture");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Navigation("Orders");
+
+                    b.Navigation("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Navigation("ManufactureWorkPieces");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/20230228043436_SecondMigration.cs

@@ -0,0 +1,69 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace BlacksmithWorkshopDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class SecondMigration : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Orders_Manufactures_ProductId",
+                table: "Orders");
+
+            migrationBuilder.DropIndex(
+                name: "IX_Orders_ProductId",
+                table: "Orders");
+
+            migrationBuilder.DropColumn(
+                name: "ProductId",
+                table: "Orders");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Orders_ManufactureId",
+                table: "Orders",
+                column: "ManufactureId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Orders_Manufactures_ManufactureId",
+                table: "Orders",
+                column: "ManufactureId",
+                principalTable: "Manufactures",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Cascade);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Orders_Manufactures_ManufactureId",
+                table: "Orders");
+
+            migrationBuilder.DropIndex(
+                name: "IX_Orders_ManufactureId",
+                table: "Orders");
+
+            migrationBuilder.AddColumn<int>(
+                name: "ProductId",
+                table: "Orders",
+                type: "int",
+                nullable: true);
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Orders_ProductId",
+                table: "Orders",
+                column: "ProductId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Orders_Manufactures_ProductId",
+                table: "Orders",
+                column: "ProductId",
+                principalTable: "Manufactures",
+                principalColumn: "Id");
+        }
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Migrations/BlacksmithWorkshopDatabaseModelSnapshot.cs

@@ -0,0 +1,168 @@
+// <auto-generated />
+using System;
+using BlacksmithWorkshopDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace BlacksmithWorkshopDatabaseImplement.Migrations
+{
+    [DbContext(typeof(BlacksmithWorkshopDatabase))]
+    partial class BlacksmithWorkshopDatabaseModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.3")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ManufactureName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Manufactures");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("WorkPieceId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.HasIndex("WorkPieceId");
+
+                    b.ToTable("ManufactureWorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.Property<string>("WorkPieceName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.ManufactureWorkPiece", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("WorkPieces")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", "WorkPiece")
+                        .WithMany("ManufactureWorkPieces")
+                        .HasForeignKey("WorkPieceId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Manufacture");
+
+                    b.Navigation("WorkPiece");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", "Manufacture")
+                        .WithMany("Orders")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Manufacture");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.Manufacture", b =>
+                {
+                    b.Navigation("Orders");
+
+                    b.Navigation("WorkPieces");
+                });
+
+            modelBuilder.Entity("BlacksmithWorkshopDatabaseImplement.Models.WorkPiece", b =>
+                {
+                    b.Navigation("ManufactureWorkPieces");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Models/Manufacture.cs

@@ -0,0 +1,118 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopDatabaseImplement.Models
+{
+    public class Manufacture : IManufactureModel
+    {
+        public int Id { get; set; }
+
+        [Required]
+        public string ManufactureName { get; set; } = string.Empty;
+
+        [Required]
+        public double Price { get; set; }
+
+        public Dictionary<int, (IWorkPieceModel, int)>? _manufactureWorkPieces = null;
+
+        //это поле не будет "мапиться" в бд
+        [NotMapped]
+        public Dictionary<int, (IWorkPieceModel, int)> ManufactureWorkPieces
+        {
+            get
+            {
+                if(_manufactureWorkPieces == null)
+                {
+                    _manufactureWorkPieces = WorkPieces
+                        .ToDictionary(recPC => recPC.WorkPieceId, recPC => (recPC.WorkPiece as IWorkPieceModel, recPC.Count));
+                }
+
+                return _manufactureWorkPieces;
+            }
+        }
+
+        //для реализации связи многие ко многим с заготовками
+        [ForeignKey("ManufactureId")]
+        public virtual List<ManufactureWorkPiece> WorkPieces { get; set; } = new();
+
+        [ForeignKey("ManufactureId")]
+        public virtual List<Order> Orders { get; set; } = new();
+
+        public static Manufacture Create(BlacksmithWorkshopDatabase context, ManufactureBindingModel model)
+        {
+            return new Manufacture()
+            {
+                Id = model.Id,
+                ManufactureName = model.ManufactureName,
+                Price = model.Price,
+                WorkPieces = model.ManufactureWorkPieces.Select(x => new ManufactureWorkPiece
+                {
+                    WorkPiece = context.WorkPieces.First(y => y.Id == x.Key),
+                    Count = x.Value.Item2
+                }).ToList()
+            };
+        }
+
+        public void Update(ManufactureBindingModel model)
+        {
+            ManufactureName = model.ManufactureName;
+            Price = model.Price;
+        }
+
+        public ManufactureViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ManufactureName = ManufactureName,
+            Price = Price,
+            ManufactureWorkPieces = ManufactureWorkPieces
+        };
+
+        Dictionary<int, (IWorkPieceModel, int)> IManufactureModel.ManufactureWorkPieces => throw new NotImplementedException();
+
+        public void UpdateWorkPieces(BlacksmithWorkshopDatabase context, ManufactureBindingModel model)
+        {
+            var manufactureWorkPieces = context.ManufactureWorkPieces.Where(rec => rec.ManufactureId == model.Id).ToList();
+
+            if (manufactureWorkPieces != null && manufactureWorkPieces.Count > 0)
+            { 
+                // удалили те, которых нет в модели
+                context.ManufactureWorkPieces.RemoveRange(manufactureWorkPieces.Where(rec => !model.ManufactureWorkPieces.ContainsKey(rec.ManufactureId)));
+                context.SaveChanges();
+
+                // обновили количество у существующих записей
+                foreach (var updateManufacture in manufactureWorkPieces)
+                {
+                    updateManufacture.Count = model.ManufactureWorkPieces[updateManufacture.ManufactureId].Item2;
+                    model.ManufactureWorkPieces.Remove(updateManufacture.ManufactureId);
+                }
+
+                context.SaveChanges();
+            }
+
+            var manufacture = context.Manufactures.First(x => x.Id == Id);
+
+            foreach (var pc in model.ManufactureWorkPieces)
+            {
+                context.ManufactureWorkPieces.Add(new ManufactureWorkPiece
+                {
+                    Manufacture = manufacture,
+                    WorkPiece = context.WorkPieces.First(x => x.Id == pc.Key),
+                    Count = pc.Value.Item2
+                });
+
+                context.SaveChanges();
+            }
+
+            _manufactureWorkPieces = null;
+        }
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Models/ManufactureWorkPiece.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopDatabaseImplement.Models
+{
+    public class ManufactureWorkPiece
+    {
+        public int Id { get; set; }
+
+        [Required]
+        public int ManufactureId { get; set; }
+
+        [Required]
+        public int WorkPieceId { get; set; }
+
+        [Required]
+        public int Count { get; set; }
+
+        public virtual WorkPiece WorkPiece { get; set; } = new();
+
+        public virtual Manufacture Manufacture { get; set; } = new();
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Models/Order.cs

@@ -0,0 +1,81 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopDataModels.Enums;
+using BlacksmithWorkshopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace BlacksmithWorkshopDatabaseImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        public int Id { get; private set; }
+
+        [Required]
+        public int ManufactureId { get; private set; }
+
+        [Required]
+        public int Count { get; private set; }
+
+        [Required]
+        public double Sum { get; private set; }
+
+        [Required]
+        public OrderStatus Status { get; private set; } = OrderStatus.Неизвестен;
+
+        [Required]
+        public DateTime DateCreate { get; private set; } = DateTime.Now;
+
+        public DateTime? DateImplement { get; private set; }
+
+        //для передачи названия изделия
+        public virtual Manufacture Manufacture { get; 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 void Update(OrderBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+
+            Status = model.Status;
+            DateImplement = model.DateImplement;
+        }
+
+        public OrderViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ManufactureId = ManufactureId,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement,
+            ManufactureName = Manufacture.ManufactureName
+        };
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopDatabaseImplement/Models/WorkPiece.cs

@@ -0,0 +1,72 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Data;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopDatabaseImplement.Models
+{
+    public class WorkPiece : IWorkPieceModel
+    {
+        public int Id { get; private set; }
+
+        [Required]
+        public string WorkPieceName { get; private set; } = string.Empty;
+
+        [Required]
+        public double Cost { get; set; }
+
+        //для реализации связи многие ко многим с изделиями
+        [ForeignKey("WorkPieceId")]
+        public virtual List<ManufactureWorkPiece> ManufactureWorkPieces { get; set; } = new();
+
+        public static WorkPiece? Create(WorkPieceBindingModel model)
+        {
+            if(model == null)
+            {
+                return null;
+            }
+
+            return new WorkPiece()
+            {
+                Id = model.Id,
+                WorkPieceName = model.WorkPieceName,
+                Cost = model.Cost
+            };
+        }
+
+        public static WorkPiece Create(WorkPieceViewModel model)
+        {
+            return new WorkPiece
+            {
+                Id = model.Id,
+                WorkPieceName = model.WorkPieceName,
+                Cost = model.Cost
+            };
+        }
+
+        public void Update(WorkPieceBindingModel model)
+        {
+            if(model == null)
+            {
+                return;
+            }
+
+            WorkPieceName = model.WorkPieceName;
+            Cost = model.Cost;
+        }
+
+        public WorkPieceViewModel GetViewModel => new()
+        {
+            Id = Id,
+            WorkPieceName = WorkPieceName,
+            Cost = Cost
+        };
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopFileImplement/BlacksmithWorkshopFileImplement.csproj

@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\BlacksmithWorkshopContracts\BlacksmithWorkshopContracts.csproj" />
+    <ProjectReference Include="..\BlacksmithWorkshopDataModels\BlacksmithWorkshopDataModels.csproj" />
+  </ItemGroup>
+
+</Project>

BlacksmithWorkshop/BlacksmithWorkshopFileImplement/DataFileSingleton.cs

@@ -0,0 +1,68 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+using BlacksmithWorkshopFileImplement.Models;
+
+namespace BlacksmithWorkshopFileImplement
+{
+    public class DataFileSingleton
+    {
+        private static DataFileSingleton? instance;
+
+        private readonly string WorkPieceFileName = "WorkPiece.xml";
+
+        private readonly string OrderFileName = "Order.xml";
+
+        private readonly string ManufactureFileName = "Manufacture.xml";
+
+        public List<WorkPiece> WorkPieces { 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 SaveWorkPieces() => SaveData(WorkPieces, WorkPieceFileName, "WorkPieces", 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()
+        {
+            WorkPieces = LoadData(WorkPieceFileName, "WorkPiece", x => WorkPiece.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);
+            }
+        }
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Implements/ManufactureStorage.cs

@@ -0,0 +1,97 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.SearchModels;
+using BlacksmithWorkshopContracts.StoragesContracts;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopFileImplement.Implements
+{
+    //реализация интерфейса хранилища изделий
+    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;
+        }
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Implements/OrderStorage.cs

@@ -0,0 +1,111 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.SearchModels;
+using BlacksmithWorkshopContracts.StoragesContracts;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopFileImplement.Implements
+{
+    //реализация интерфейса хранилища заказов
+    public class OrderStorage : IOrderStorage
+    {
+        private readonly DataFileSingleton source;
+
+        public OrderStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+
+        public List<OrderViewModel> GetFullList()
+        {
+            return source.Orders.Select(x => GetViewModel(x)).ToList();
+        }
+
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+
+            return source.Orders.Where(x => x.Id == model.Id).Select(x => GetViewModel(x)).ToList();
+        }
+
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+
+            return source.Orders.FirstOrDefault(x =>(model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+        }
+
+        //для загрузки названий изделия в заказе
+        private OrderViewModel GetViewModel(Order order)
+        {
+            var viewModel = order.GetViewModel;
+
+            var manufacture = source.Manufactures.FirstOrDefault(x => x.Id == order.ManufactureId);
+
+            if(manufacture != null)
+            {
+                viewModel.ManufactureName = manufacture.ManufactureName;
+            }
+
+            return viewModel;
+        }
+
+        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 GetViewModel(newOrder);
+        }
+
+        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 GetViewModel(order);
+        }
+
+        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 GetViewModel(element);
+            }
+
+            return null;
+        }
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Implements/WorkPieceStorage.cs

@@ -0,0 +1,98 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.SearchModels;
+using BlacksmithWorkshopContracts.StoragesContracts;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace BlacksmithWorkshopFileImplement.Implements
+{
+    //реализация интерфейса хранилища заготовок
+    public class WorkPieceStorage : IWorkPieceStorage
+    {
+        private readonly DataFileSingleton source;
+
+        public WorkPieceStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+
+        public List<WorkPieceViewModel> GetFullList()
+        {
+            return source.WorkPieces.Select(x => x.GetViewModel).ToList();
+        }
+
+        public List<WorkPieceViewModel> GetFilteredList(WorkPieceSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.WorkPieceName))
+            {
+                return new();
+            }
+
+            return source.WorkPieces.Where(x => x.WorkPieceName.Contains(model.WorkPieceName)).Select(x => x.GetViewModel).ToList();
+        }
+
+        public WorkPieceViewModel? GetElement(WorkPieceSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.WorkPieceName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+
+            return source.WorkPieces.FirstOrDefault(x => (!string.IsNullOrEmpty(model.WorkPieceName) && x.WorkPieceName == model.WorkPieceName)
+                || (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+        }
+
+        public WorkPieceViewModel? Insert(WorkPieceBindingModel model)
+        {
+            model.Id = source.WorkPieces.Count > 0 ? source.WorkPieces.Max(x => x.Id) + 1 : 1;
+
+            var newWorkPiece = WorkPiece.Create(model);
+            
+            if (newWorkPiece == null)
+            {
+                return null;
+            }
+
+            source.WorkPieces.Add(newWorkPiece);
+            source.SaveWorkPieces();
+
+            return newWorkPiece.GetViewModel;
+        }
+
+        public WorkPieceViewModel? Update(WorkPieceBindingModel model)
+        {
+            var workPiece = source.WorkPieces.FirstOrDefault(x => x.Id == model.Id);
+            
+            if (workPiece == null)
+            {
+                return null;
+            }
+
+            workPiece.Update(model);
+            source.SaveWorkPieces();
+
+            return workPiece.GetViewModel;
+        }
+
+        public WorkPieceViewModel? Delete(WorkPieceBindingModel model)
+        {
+            var element = source.WorkPieces.FirstOrDefault(x => x.Id == model.Id);
+            
+            if (element != null)
+            {
+                source.WorkPieces.Remove(element);
+                source.SaveWorkPieces();
+
+                return element.GetViewModel;
+            }
+
+            return null;
+        }
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Models/Manufacture.cs

@@ -0,0 +1,108 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace BlacksmithWorkshopFileImplement.Models
+{
+    //класс реализующий интерфейс модели изделия
+    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> WorkPieces { get; private set; } = new();
+
+
+        private Dictionary<int, (IWorkPieceModel, int)>? _manufactureWorkPieces = null;
+
+        public Dictionary<int, (IWorkPieceModel, int)> ManufactureWorkPieces
+        {
+            get
+            {
+                if (_manufactureWorkPieces == null)
+                {
+                    var source = DataFileSingleton.GetInstance();
+
+                    _manufactureWorkPieces = WorkPieces.ToDictionary(x => x.Key, 
+                        y => ((source.WorkPieces.FirstOrDefault(z => z.Id == y.Key) as IWorkPieceModel)!, y.Value));
+                }
+
+                return _manufactureWorkPieces;
+            }
+        }
+
+        public static Manufacture? Create(ManufactureBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+
+            return new Manufacture()
+            {
+                Id = model.Id,
+                ManufactureName = model.ManufactureName,
+                Price = model.Price,
+                WorkPieces = model.ManufactureWorkPieces.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),
+                WorkPieces = element.Element("ManufactureWorkPieces")!.Elements("ManufactureWorkPieces").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;
+            WorkPieces = model.ManufactureWorkPieces.ToDictionary(x => x.Key, x => x.Value.Item2);
+            _manufactureWorkPieces = null;
+        }
+
+        public ManufactureViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ManufactureName = ManufactureName,
+            Price = Price,
+            ManufactureWorkPieces = ManufactureWorkPieces
+        };
+
+        public XElement GetXElement => new("Manufacture", 
+            new XAttribute("Id", Id), 
+            new XElement("ManufactureName", ManufactureName), 
+            new XElement("Price", Price.ToString()), 
+            new XElement("ManufactureWorkPieces", WorkPieces.Select(
+                x => new XElement("ManufactureWorkPieces", 
+                    new XElement("Key", x.Key), 
+                    new XElement("Value", x.Value))
+                ).ToArray()));
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Models/Order.cs

@@ -0,0 +1,103 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopDataModels.Enums;
+using BlacksmithWorkshopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace BlacksmithWorkshopFileImplement.Models
+{
+    //класс, реализующий интерфейс модели заказа
+    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;
+            }
+
+            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)Enum.Parse(typeof(OrderStatus), element.Element("Status")!.Value),
+                DateCreate = Convert.ToDateTime(element.Element("DateCreate")!.Value),
+                DateImplement = string.IsNullOrEmpty(element.Element("DateImplement")!.Value) ? null : 
+                    Convert.ToDateTime(element.Element("DateImplement")!.Value)
+            };
+        }
+
+        public void Update(OrderBindingModel model)
+        {
+            if(model == null)
+            {
+                return;
+            }
+
+            Status = model.Status;
+            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.ToString()),
+            new XElement("Count", Count.ToString()),
+            new XElement("Sum", Sum.ToString()),
+            new XElement("Status", Status.ToString()),
+            new XElement("DateCreate", DateCreate.ToString()),
+            new XElement("DateImplement", DateImplement.ToString()));
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopFileImplement/Models/WorkPiece.cs

@@ -0,0 +1,76 @@
+using BlacksmithWorkshopContracts.BindingModels;
+using BlacksmithWorkshopContracts.ViewModels;
+using BlacksmithWorkshopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace BlacksmithWorkshopFileImplement.Models
+{
+    //реализация интерфейса модели заготовки
+    public class WorkPiece : IWorkPieceModel
+    {
+        public int Id { get; private set; }
+
+        public string WorkPieceName { get; private set; } = string.Empty;
+
+        public double Cost { get; set; }
+
+        public static WorkPiece? Create(WorkPieceBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+
+            return new WorkPiece()
+            {
+                Id = model.Id,
+                WorkPieceName = model.WorkPieceName,
+                Cost = model.Cost
+            };
+        }
+
+        public static WorkPiece? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+
+            return new WorkPiece()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                WorkPieceName = element.Element("WorkPieceName")!.Value,
+                Cost = Convert.ToDouble(element.Element("Cost")!.Value)
+            };
+        }
+
+        public void Update(WorkPieceBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+
+            WorkPieceName = model.WorkPieceName;
+            Cost = model.Cost;
+        }
+
+        public WorkPieceViewModel GetViewModel => new()
+        {
+            Id = Id,
+            WorkPieceName = WorkPieceName,
+            Cost = Cost
+        };
+
+        public XElement GetXElement => new("WorkPiece", 
+            new XAttribute("Id", Id), 
+            new XElement("WorkPieceName", WorkPieceName), 
+            new XElement("Cost", Cost.ToString()));
+    }
+}

BlacksmithWorkshop/BlacksmithWorkshopListImplement/Models/Manufacture.cs

@@ -9,7 +9,7 @@ using System.Threading.Tasks;
 
 namespace BlacksmithWorkshopListImplement.Models
 {
-    //класс реализующий интерфейс модели изделия
+    //класс, реализующий интерфейс модели изделия
     public class Manufacture : IManufactureModel
     {
         //методы set делаем приватным, чтобы исключить неразрешённые манипуляции