All done

FurnitureAssembly/FurnitureAssembly.sln

@@ -15,6 +15,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FurnitureAssemblyDataModels
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FurnitureAssemblyFileImplement", "FurnitureAssemblyFileImplement\FurnitureAssemblyFileImplement.csproj", "{C4E1D51E-D2E2-43D5-8E86-ABD26A5522A3}"
 EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FurnitureAssemblyDatabaseImplement", "FurnitureAssemblyDatabaseImplement\FurnitureAssemblyDatabaseImplement.csproj", "{378D9328-BE78-4642-8904-A523649C4656}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -45,6 +47,10 @@ Global
 		{C4E1D51E-D2E2-43D5-8E86-ABD26A5522A3}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{C4E1D51E-D2E2-43D5-8E86-ABD26A5522A3}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{C4E1D51E-D2E2-43D5-8E86-ABD26A5522A3}.Release|Any CPU.Build.0 = Release|Any CPU
+		{378D9328-BE78-4642-8904-A523649C4656}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{378D9328-BE78-4642-8904-A523649C4656}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{378D9328-BE78-4642-8904-A523649C4656}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{378D9328-BE78-4642-8904-A523649C4656}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

FurnitureAssembly/FurnitureAssembly/FurnitureAssemblyView.csproj

@@ -9,6 +9,10 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="7.0.5">
+      <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.Abstractions" Version="7.0.0" />
     <PackageReference Include="NLog.Extensions.Logging" Version="5.2.1" />
@@ -17,6 +21,7 @@
   <ItemGroup>
     <ProjectReference Include="..\FurnitureAssemblyBusinessLogic\FurnitureAssemblyBusinessLogic.csproj" />
     <ProjectReference Include="..\FurnitureAssemblyContracts\FurnitureAssemblyContracts.csproj" />
+    <ProjectReference Include="..\FurnitureAssemblyDatabaseImplement\FurnitureAssemblyDatabaseImplement.csproj" />
     <ProjectReference Include="..\FurnitureAssemblyDataModels\FurnitureAssemblyDataModels.csproj" />
     <ProjectReference Include="..\FurnitureAssemblyFileImplement\FurnitureAssemblyFileImplement.csproj" />
     <ProjectReference Include="..\FurnitureAssemblyListImplement\FurnitureAssemblyListImplement.csproj" />

FurnitureAssembly/FurnitureAssembly/FurnitureForm.cs

@@ -70,7 +70,7 @@ namespace FurnitureAssemblyView
                     dataGridView.Rows.Clear();
                     foreach (var pc in _furnitureComponents)
                     {
-                        dataGridView.Rows.Add(new object[] { pc.Value.Item1.ComponentName, pc.Value.Item2 });
+                        dataGridView.Rows.Add(new object[] { pc.Key, pc.Value.Item1.ComponentName, pc.Value.Item2 });
                     }
                     textBoxPrice.Text = CalcPrice().ToString();
                 }

FurnitureAssembly/FurnitureAssembly/Program.cs

@@ -1,6 +1,6 @@
 using FurnitureAssemblyContracts.StoragesContracts;
 using Microsoft.Extensions.DependencyInjection;
-using FurnitureAssemblyFileImplement.Implements;
+using FurnitureAssemblyDatabaseImplement.Implements;
 using FurnitureAssemblyBusinessLogic.BusinessLogics;
 using FurnitureAssemblyContracts.BusinessLogicsContracts;
 using AbstractShopBusinessLogic.BusinessLogics;

FurnitureAssembly/FurnitureAssemblyDatabaseImplement/FurnitureAssemblyDatabase.cs

@@ -0,0 +1,26 @@
+using FurnitureAssemblyDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FurnitureAssemblyDatabaseImplement
+{
+    public class FurnitureAssemblyDatabase : DbContext
+    {
+        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+        {
+            if (optionsBuilder.IsConfigured == false)
+            {
+                optionsBuilder.UseSqlServer(@"Data Source=DESKTOP-K0U29OV;Initial Catalog=FurnitureAssemblyDatabaseFull2;Integrated Security=True;MultipleActiveResultSets=True;TrustServerCertificate=True");
+            }
+            base.OnConfiguring(optionsBuilder);
+        }
+        public virtual DbSet<Component> Components { set; get; }
+        public virtual DbSet<Furniture> Furnitures { set; get; }
+        public virtual DbSet<FurnitureComponent> FurnitureComponents { set; get; }
+        public virtual DbSet<Order> Orders { set; get; }
+    }
+}

FurnitureAssembly/FurnitureAssemblyDatabaseImplement/FurnitureAssemblyDatabaseImplement.csproj

@@ -0,0 +1,27 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="7.0.5" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="7.0.5" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="7.0.5">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\FurnitureAssemblyContracts\FurnitureAssemblyContracts.csproj" />
+    <ProjectReference Include="..\FurnitureAssemblyDataModels\FurnitureAssemblyDataModels.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Folder Include="Migrations\" />
+  </ItemGroup>
+
+</Project>

FurnitureAssembly/FurnitureAssemblyDatabaseImplement/Implements/ComponentStorage.cs

@@ -0,0 +1,91 @@
+using FurnitureAssemblyContracts.BindingModels;
+using FurnitureAssemblyContracts.SearchModels;
+using FurnitureAssemblyContracts.StoragesContracts;
+using FurnitureAssemblyContracts.ViewModels;
+using FurnitureAssemblyDatabaseImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FurnitureAssemblyDatabaseImplement.Implements
+{
+    public class ComponentStorage : IComponentStorage
+    {
+        public List<ComponentViewModel> GetFullList()
+        {
+            using var context = new FurnitureAssemblyDatabase();
+            return context.Components
+            .Select(x => x.GetViewModel)
+           .ToList();
+        }
+        public List<ComponentViewModel> GetFilteredList(ComponentSearchModel
+       model)
+        {
+            if (string.IsNullOrEmpty(model.ComponentName))
+            {
+                return new();
+            }
+            using var context = new FurnitureAssemblyDatabase();
+            return context.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;
+            }
+            using var context = new FurnitureAssemblyDatabase();
+            return context.Components
+            .FirstOrDefault(x =>
+           (!string.IsNullOrEmpty(model.ComponentName) && x.ComponentName ==
+           model.ComponentName) ||
+            (model.Id.HasValue && x.Id == model.Id))
+            ?.GetViewModel;
+        }
+        public ComponentViewModel? Insert(ComponentBindingModel model)
+        {
+            var newComponent = Component.Create(model);
+            if (newComponent == null)
+            {
+                return null;
+            }
+            using var context = new FurnitureAssemblyDatabase();
+            context.Components.Add(newComponent);
+            context.SaveChanges();
+            return newComponent.GetViewModel;
+        }
+
+        public ComponentViewModel? Update(ComponentBindingModel model)
+        {
+            using var context = new FurnitureAssemblyDatabase();
+            var component = context.Components.FirstOrDefault(x => x.Id ==
+           model.Id);
+            if (component == null)
+            {
+                return null;
+            }
+            component.Update(model);
+            context.SaveChanges();
+            return component.GetViewModel;
+        }
+        public ComponentViewModel? Delete(ComponentBindingModel model)
+        {
+            using var context = new FurnitureAssemblyDatabase();
+            var element = context.Components.FirstOrDefault(rec => rec.Id ==
+           model.Id);
+            if (element != null)
+            {
+                context.Components.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+
+    }
+}

FurnitureAssembly/FurnitureAssemblyDatabaseImplement/Implements/FurnitureStorage.cs

@@ -0,0 +1,114 @@
+using FurnitureAssemblyContracts.BindingModels;
+using FurnitureAssemblyContracts.SearchModels;
+using FurnitureAssemblyContracts.StoragesContracts;
+using FurnitureAssemblyContracts.ViewModels;
+using FurnitureAssemblyDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FurnitureAssemblyDatabaseImplement.Implements
+{
+    public class FurnitureStorage : IFurnitureStorage
+    {
+        public List<FurnitureViewModel> GetFullList()
+        {
+            using var context = new FurnitureAssemblyDatabase();
+            return context.Furnitures
+             .Include(x => x.Components)
+            .ThenInclude(x => x.Component)
+            .ToList()
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+
+        public List<FurnitureViewModel> GetFilteredList(FurnitureSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.FurnitureName))
+            {
+                return new();
+            }
+            using var context = new FurnitureAssemblyDatabase();
+            return context.Furnitures
+             .Include(x => x.Components)
+            .ThenInclude(x => x.Component)
+            .Where(x => x.FurnitureName.Contains(model.FurnitureName))
+            .ToList()
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+
+        public FurnitureViewModel? GetElement(FurnitureSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.FurnitureName) &&
+            !model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new FurnitureAssemblyDatabase();
+            return context.Furnitures
+             .Include(x => x.Components)
+             .ThenInclude(x => x.Component)
+             .FirstOrDefault(x => (!string.IsNullOrEmpty(model.FurnitureName) &&
+            x.FurnitureName == model.FurnitureName) ||
+            (model.Id.HasValue && x.Id ==
+            model.Id))
+            ?.GetViewModel;
+        }
+        public FurnitureViewModel? Insert(FurnitureBindingModel model)
+        {
+            using var context = new FurnitureAssemblyDatabase();
+            var newProduct = Furniture.Create(context, model);
+            if (newProduct == null)
+            {
+                return null;
+            }
+            context.Furnitures.Add(newProduct);
+            context.SaveChanges();
+            return newProduct.GetViewModel;
+        }
+        public FurnitureViewModel? Update(FurnitureBindingModel model)
+        {
+            using var context = new FurnitureAssemblyDatabase();
+            using var transaction = context.Database.BeginTransaction();
+            try
+            {
+                var product = context.Furnitures.FirstOrDefault(rec =>
+                rec.Id == model.Id);
+                if (product == null)
+                {
+                    return null;
+                }
+                product.Update(model);
+                context.SaveChanges();
+                product.UpdateComponents(context, model);
+                transaction.Commit();
+                return product.GetViewModel;
+            }
+            catch
+            {
+                transaction.Rollback();
+                throw;
+            }
+        }
+        public FurnitureViewModel? Delete(FurnitureBindingModel model)
+        {
+            using var context = new FurnitureAssemblyDatabase();
+            var element = context.Furnitures.Include(x => x.Components)
+            .FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                context.Furnitures.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+
+
+
+    }
+}

FurnitureAssembly/FurnitureAssemblyDatabaseImplement/Implements/OrderStorage.cs

@@ -0,0 +1,92 @@
+using FurnitureAssemblyContracts.BindingModels;
+using FurnitureAssemblyContracts.SearchModels;
+using FurnitureAssemblyContracts.StoragesContracts;
+using FurnitureAssemblyContracts.ViewModels;
+using FurnitureAssemblyDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FurnitureAssemblyDatabaseImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+            using var context = new FurnitureAssemblyDatabase();
+            return context.Orders.Include(x => x.Furniture).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 FurnitureAssemblyDatabase();
+            return context.Orders
+            .Include(x => x.Furniture)
+            .Where(x => x.Id == model.Id)
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+
+        public List<OrderViewModel> GetFullList()
+        {
+            using var context = new FurnitureAssemblyDatabase();
+            return context.Orders
+            .Include(x => x.Furniture)
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+
+        public OrderViewModel? Insert(OrderBindingModel model)
+        {
+            using var context = new FurnitureAssemblyDatabase();
+            var newOrder = Order.Create(model);
+            if (newOrder == null)
+            {
+                return null;
+            }
+            context.Orders.Add(newOrder);
+            context.SaveChanges();
+            return context.Orders.Include(x => x.Furniture).FirstOrDefault(x => x.Id == newOrder.Id)?.GetViewModel;
+        }
+
+        public OrderViewModel? Update(OrderBindingModel model)
+        {
+            using var context = new FurnitureAssemblyDatabase();
+            var order = context.Orders.FirstOrDefault(x => x.Id == model.Id);
+            if (order == null)
+            {
+                return null;
+            }
+            order.Update(model);
+            context.SaveChanges();
+            return context.Orders.Include(x => x.Furniture).FirstOrDefault(x => x.Id == order.Id)?.GetViewModel;
+        }
+
+        public OrderViewModel? Delete(OrderBindingModel model)
+        {
+            using var context = new FurnitureAssemblyDatabase();
+            var order = context.Orders.FirstOrDefault(x => x.Id == model.Id);
+            if (order != null)
+            {
+                context.Orders.Remove(order);
+                context.SaveChanges();
+                return context.Orders.Include(x => x.Furniture).FirstOrDefault(x => x.Id == order.Id)?.GetViewModel;
+            }
+            return null;
+        }
+    }
+}

FurnitureAssembly/FurnitureAssemblyDatabaseImplement/Migrations/20240429140615_Initial.Designer.cs

@@ -0,0 +1,171 @@
+// <auto-generated />
+using System;
+using FurnitureAssemblyDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace FurnitureAssemblyDatabaseImplement.Migrations
+{
+    [DbContext(typeof(FurnitureAssemblyDatabase))]
+    [Migration("20240429140615_Initial")]
+    partial class Initial
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.5")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("FurnitureAssemblyDatabaseImplement.Models.Component", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ComponentName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Components");
+                });
+
+            modelBuilder.Entity("FurnitureAssemblyDatabaseImplement.Models.Furniture", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("FurnitureName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Furnitures");
+                });
+
+            modelBuilder.Entity("FurnitureAssemblyDatabaseImplement.Models.FurnitureComponent", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ComponentId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("FurnitureId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("FurnitureId");
+
+                    b.ToTable("FurnitureComponents");
+                });
+
+            modelBuilder.Entity("FurnitureAssemblyDatabaseImplement.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>("FurnitureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("FurnitureId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("FurnitureAssemblyDatabaseImplement.Models.FurnitureComponent", b =>
+                {
+                    b.HasOne("FurnitureAssemblyDatabaseImplement.Models.Component", "Component")
+                        .WithMany("FurnitureComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("FurnitureAssemblyDatabaseImplement.Models.Furniture", "Furniture")
+                        .WithMany("Components")
+                        .HasForeignKey("FurnitureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("Furniture");
+                });
+
+            modelBuilder.Entity("FurnitureAssemblyDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("FurnitureAssemblyDatabaseImplement.Models.Furniture", "Furniture")
+                        .WithMany("Orders")
+                        .HasForeignKey("FurnitureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Furniture");
+                });
+
+            modelBuilder.Entity("FurnitureAssemblyDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("FurnitureComponents");
+                });
+
+            modelBuilder.Entity("FurnitureAssemblyDatabaseImplement.Models.Furniture", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

FurnitureAssembly/FurnitureAssemblyDatabaseImplement/Migrations/20240429140615_Initial.cs

@@ -0,0 +1,125 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace FurnitureAssemblyDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class Initial : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Components",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    ComponentName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Cost = table.Column<double>(type: "float", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Components", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Furnitures",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    FurnitureName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Price = table.Column<double>(type: "float", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Furnitures", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "FurnitureComponents",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    FurnitureId = table.Column<int>(type: "int", nullable: false),
+                    ComponentId = table.Column<int>(type: "int", nullable: false),
+                    Count = table.Column<int>(type: "int", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_FurnitureComponents", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_FurnitureComponents_Components_ComponentId",
+                        column: x => x.ComponentId,
+                        principalTable: "Components",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_FurnitureComponents_Furnitures_FurnitureId",
+                        column: x => x.FurnitureId,
+                        principalTable: "Furnitures",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Orders",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    FurnitureId = 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)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Orders", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Orders_Furnitures_FurnitureId",
+                        column: x => x.FurnitureId,
+                        principalTable: "Furnitures",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_FurnitureComponents_ComponentId",
+                table: "FurnitureComponents",
+                column: "ComponentId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_FurnitureComponents_FurnitureId",
+                table: "FurnitureComponents",
+                column: "FurnitureId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Orders_FurnitureId",
+                table: "Orders",
+                column: "FurnitureId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "FurnitureComponents");
+
+            migrationBuilder.DropTable(
+                name: "Orders");
+
+            migrationBuilder.DropTable(
+                name: "Components");
+
+            migrationBuilder.DropTable(
+                name: "Furnitures");
+        }
+    }
+}

FurnitureAssembly/FurnitureAssemblyDatabaseImplement/Migrations/FurnitureAssemblyDatabaseModelSnapshot.cs

@@ -0,0 +1,168 @@
+// <auto-generated />
+using System;
+using FurnitureAssemblyDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace FurnitureAssemblyDatabaseImplement.Migrations
+{
+    [DbContext(typeof(FurnitureAssemblyDatabase))]
+    partial class FurnitureAssemblyDatabaseModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.5")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("FurnitureAssemblyDatabaseImplement.Models.Component", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ComponentName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Components");
+                });
+
+            modelBuilder.Entity("FurnitureAssemblyDatabaseImplement.Models.Furniture", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("FurnitureName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Furnitures");
+                });
+
+            modelBuilder.Entity("FurnitureAssemblyDatabaseImplement.Models.FurnitureComponent", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ComponentId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("FurnitureId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("FurnitureId");
+
+                    b.ToTable("FurnitureComponents");
+                });
+
+            modelBuilder.Entity("FurnitureAssemblyDatabaseImplement.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>("FurnitureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("FurnitureId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("FurnitureAssemblyDatabaseImplement.Models.FurnitureComponent", b =>
+                {
+                    b.HasOne("FurnitureAssemblyDatabaseImplement.Models.Component", "Component")
+                        .WithMany("FurnitureComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("FurnitureAssemblyDatabaseImplement.Models.Furniture", "Furniture")
+                        .WithMany("Components")
+                        .HasForeignKey("FurnitureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("Furniture");
+                });
+
+            modelBuilder.Entity("FurnitureAssemblyDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("FurnitureAssemblyDatabaseImplement.Models.Furniture", "Furniture")
+                        .WithMany("Orders")
+                        .HasForeignKey("FurnitureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Furniture");
+                });
+
+            modelBuilder.Entity("FurnitureAssemblyDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("FurnitureComponents");
+                });
+
+            modelBuilder.Entity("FurnitureAssemblyDatabaseImplement.Models.Furniture", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

FurnitureAssembly/FurnitureAssemblyDatabaseImplement/Models/Component.cs

@@ -0,0 +1,58 @@
+
+using FurnitureAssemblyContracts.BindingModels;
+using FurnitureAssemblyContracts.ViewModels;
+using FurnitureAssemblyDataModels.Models;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.ComponentModel.DataAnnotations;
+
+namespace FurnitureAssemblyDatabaseImplement.Models
+{
+    public class Component : IComponentModel
+    {
+        public int Id { get; private set; }
+        [Required]
+        public string ComponentName { get; private set; } = string.Empty;
+        [Required]
+        public double Cost { get; set; }
+        [ForeignKey("ComponentId")]
+        public virtual List<FurnitureComponent> FurnitureComponents { get; set; } = new();
+
+        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(ComponentViewModel model)
+        {
+            return new Component
+            {
+                Id = model.Id,
+                ComponentName = model.ComponentName,
+                Cost = model.Cost
+            };
+        }
+        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
+        };
+    }
+}

FurnitureAssembly/FurnitureAssemblyDatabaseImplement/Models/Furniture.cs

@@ -0,0 +1,98 @@
+using FurnitureAssemblyContracts.BindingModels;
+using FurnitureAssemblyContracts.ViewModels;
+using FurnitureAssemblyDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FurnitureAssemblyDatabaseImplement.Models
+{
+    public class Furniture : IFurnitureModel
+    {
+        public int Id { get; set; }
+        [Required]
+        public string FurnitureName { get; set; } = string.Empty;
+        [Required]
+        public double Price { get; set; }
+        private Dictionary<int, (IComponentModel, int)>? _furnitureComponents = null;
+        [NotMapped]
+        public Dictionary<int, (IComponentModel, int)> FurnitureComponents
+        {
+            get
+            {
+                if (_furnitureComponents == null)
+                {
+                    _furnitureComponents = Components
+                    .ToDictionary(recPC => recPC.ComponentId, recPC =>
+                   (recPC.Component as IComponentModel, recPC.Count));
+                }
+                return _furnitureComponents;
+            }
+        }
+        [ForeignKey("FurnitureId")]
+        public virtual List<FurnitureComponent> Components { get; set; } = new();
+        [ForeignKey("FurnitureId")]
+        public virtual List<Order> Orders { get; set; } = new();
+        public static Furniture Create(FurnitureAssemblyDatabase context, FurnitureBindingModel model)
+        {
+            return new Furniture()
+            {
+                Id = model.Id,
+                FurnitureName = model.FurnitureName,
+                Price = model.Price,
+                Components = model.FurnitureComponents.Select(x => new FurnitureComponent
+                {
+                    Component = context.Components.First(y => y.Id == x.Key),
+                    Count = x.Value.Item2
+                }).ToList()
+            };
+        }
+        public void Update(FurnitureBindingModel model)
+        {
+            FurnitureName = model.FurnitureName;
+            Price = model.Price;
+        }
+        public FurnitureViewModel GetViewModel => new()
+        {
+            Id = Id,
+            FurnitureName = FurnitureName,
+            Price = Price,
+            FurnitureComponents = FurnitureComponents
+        };
+
+        public void UpdateComponents(FurnitureAssemblyDatabase context, FurnitureBindingModel model)
+        {
+            var furnitureComponents = context.FurnitureComponents.Where(rec => rec.FurnitureId == model.Id).ToList();
+            if (furnitureComponents != null && furnitureComponents.Count > 0)
+            { // удалили те, которых нет в модели
+                context.FurnitureComponents.RemoveRange(furnitureComponents.Where(rec
+               => !model.FurnitureComponents.ContainsKey(rec.ComponentId)));
+                context.SaveChanges();
+                // обновили количество у существующих записей
+                foreach (var updateComponent in furnitureComponents)
+                {
+                    updateComponent.Count = model.FurnitureComponents[updateComponent.ComponentId].Item2;
+                    model.FurnitureComponents.Remove(updateComponent.ComponentId);
+                }
+                context.SaveChanges();
+            }
+            var furniture = context.Furnitures.First(x => x.Id == Id);
+            foreach (var pc in model.FurnitureComponents)
+            {
+                context.FurnitureComponents.Add(new FurnitureComponent
+                {
+                    Furniture = furniture,
+                    Component = context.Components.First(x => x.Id == pc.Key),
+                    Count = pc.Value.Item2
+                });
+                context.SaveChanges();
+            }
+            _furnitureComponents = null;
+        }
+
+    }
+}

FurnitureAssembly/FurnitureAssemblyDatabaseImplement/Models/FurnitureComponent.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FurnitureAssemblyDatabaseImplement.Models
+{
+    public class FurnitureComponent
+    {
+        public int Id { get; set; }
+        [Required]
+        public int FurnitureId { get; set; }
+        [Required]
+        public int ComponentId { get; set; }
+
+        [Required]
+        public int Count { get; set; }
+        public virtual Component Component { get; set; } = new();
+        public virtual Furniture Furniture { get; set; } = new();
+    }
+}

FurnitureAssembly/FurnitureAssemblyDatabaseImplement/Models/Order.cs

@@ -0,0 +1,89 @@
+using FurnitureAssemblyContracts.BindingModels;
+using FurnitureAssemblyContracts.ViewModels;
+using FurnitureAssemblyDataModels.Enums;
+using FurnitureAssemblyDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Diagnostics;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FurnitureAssemblyDatabaseImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        public int Id { get; private set; }
+        [Required]
+        public int FurnitureId { 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; }
+
+        public virtual Furniture Furniture { get; set; }
+
+        public static Order? Create(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = model.Id,
+                FurnitureId = model.FurnitureId,
+                Count = model.Count,
+                Sum = model.Sum,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement
+            };
+        }
+
+        public static Order Create(OrderViewModel model)
+        {
+            return new Order
+            {
+                Id = model.Id,
+                FurnitureId = model.FurnitureId,
+                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,
+            FurnitureId = FurnitureId,
+            FurnitureName = Furniture.FurnitureName,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement
+        };
+
+    }
+}