IceCreamShop/IceCreamShop.sln

@@ -4,6 +4,9 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 VisualStudioVersion = 17.8.34309.116
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "IceCreamShop", "IceCreamShop\IceCreamShop.csproj", "{CD111C92-FD71-4F7E-A7E7-03C273B634E6}"
+	ProjectSection(ProjectDependencies) = postProject
+		{CAF716C0-0F6F-43C2-B6F6-903AA9D96FC5} = {CAF716C0-0F6F-43C2-B6F6-903AA9D96FC5}
+	EndProjectSection
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "IceCreamShopDataModels", "IceCreamShopDataModels\IceCreamShopDataModels.csproj", "{0979632B-BB70-441E-9109-C52DBA5A85B2}"
 EndProject
@@ -13,7 +16,13 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "IceCreamShopBusinessLogic",
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "IceCreamShopListImplement", "IceCreamShopListImplement\IceCreamShopListImplement.csproj", "{566BA4F5-7316-4747-A745-FCA934EBA9E0}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "IceCreamShopFileImplement", "IceCreamShopFileImplement\IceCreamShopFileImplement.csproj", "{A689B62C-67DF-47D8-B265-6C453D1055DA}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "IceCreamShopFileImplement", "IceCreamShopFileImplement\IceCreamShopFileImplement.csproj", "{A689B62C-67DF-47D8-B265-6C453D1055DA}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "IceCreamShopDatabaseImplement", "IceCreamShopDatabaseImplement\IceCreamShopDatabaseImplement.csproj", "{CAF716C0-0F6F-43C2-B6F6-903AA9D96FC5}"
+	ProjectSection(ProjectDependencies) = postProject
+		{0979632B-BB70-441E-9109-C52DBA5A85B2} = {0979632B-BB70-441E-9109-C52DBA5A85B2}
+		{8D344A7A-951D-496B-BC8A-DF18A06B1DF0} = {8D344A7A-951D-496B-BC8A-DF18A06B1DF0}
+	EndProjectSection
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -45,6 +54,10 @@ Global
 		{A689B62C-67DF-47D8-B265-6C453D1055DA}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{A689B62C-67DF-47D8-B265-6C453D1055DA}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{A689B62C-67DF-47D8-B265-6C453D1055DA}.Release|Any CPU.Build.0 = Release|Any CPU
+		{CAF716C0-0F6F-43C2-B6F6-903AA9D96FC5}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{CAF716C0-0F6F-43C2-B6F6-903AA9D96FC5}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{CAF716C0-0F6F-43C2-B6F6-903AA9D96FC5}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{CAF716C0-0F6F-43C2-B6F6-903AA9D96FC5}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

IceCreamShop/IceCreamShop/IceCreamShop.csproj

@@ -9,6 +9,10 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="8.0.2">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
     <PackageReference Include="Microsoft.Extensions.Logging" Version="8.0.0" />
     <PackageReference Include="NLog" Version="5.2.8" />
     <PackageReference Include="NLog.Extensions.Logging" Version="5.3.8" />
@@ -16,6 +20,7 @@
 
   <ItemGroup>
     <ProjectReference Include="..\IceCreamShopBusinessLogic\IceCreamShopBusinessLogic.csproj" />
+    <ProjectReference Include="..\IceCreamShopDatabaseImplement\IceCreamShopDatabaseImplement.csproj" />
     <ProjectReference Include="..\IceCreamShopFileImplement\IceCreamShopFileImplement.csproj" />
     <ProjectReference Include="..\IceCreamShopListImplement\IceCreamShopListImplement.csproj" />
   </ItemGroup>

IceCreamShop/IceCreamShop/Program.cs

@@ -1,7 +1,7 @@
 using IceCreamShopBusinessLogic.BusinessLogic;
 using IceCreamShopContracts.BusinessLogicsContracts;
 using IceCreamShopContracts.StoragesContracts;
-using IceCreamShopFileImplement.Implements;
+using IceCreamShopDatabaseImplement.Implements;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
 using NLog.Extensions.Logging;

IceCreamShop/IceCreamShopDatabaseImplement/IceCreamShopDataBase.cs

@@ -0,0 +1,29 @@
+using IceCreamShopDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace IceCreamShopDatabaseImplement
+{
+    public class IceCreamShopDataBase : DbContext
+    {
+        protected override void OnConfiguring(DbContextOptionsBuilder
+optionsBuilder)
+        {
+            if (optionsBuilder.IsConfigured == false)
+            {
+                optionsBuilder.UseSqlServer(@"Data Source=localhost\SQLEXPRESS;Initial Catalog=IceCreamShopDatabase;Integrated Security=True;MultipleActiveResultSets=True;;TrustServerCertificate=True");
+            }
+            base.OnConfiguring(optionsBuilder);
+        }
+        public virtual DbSet<Models.Component> Components { set; get; }
+        public virtual DbSet<IceCream> IceCreams { set; get; }
+        public virtual DbSet<IceCreamComponent> IceCreamComponents { set; get; }
+        public virtual DbSet<Order> Orders { set; get; }
+
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/IceCreamShopDatabaseImplement.csproj

@@ -0,0 +1,23 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="8.0.2" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="8.0.2" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="8.0.2">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\IceCreamShopContracts\IceCreamShopContracts.csproj" />
+    <ProjectReference Include="..\IceCreamShopDataModels\IceCreamShopDataModels.csproj" />
+  </ItemGroup>
+
+</Project>

IceCreamShop/IceCreamShopDatabaseImplement/Implements/ComponentStorage.cs

@@ -0,0 +1,91 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDatabaseImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace IceCreamShopDatabaseImplement.Implements
+{
+    public class ComponentStorage : IComponentStorage
+    {
+        public List<ComponentViewModel> GetFullList()
+        {
+            using var context = new IceCreamShopDataBase();
+            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 IceCreamShopDataBase();
+            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 IceCreamShopDataBase();
+            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 IceCreamShopDataBase();
+            context.Components.Add(newComponent);
+            context.SaveChanges();
+            return newComponent.GetViewModel;
+        }
+        public ComponentViewModel? Update(ComponentBindingModel model)
+        {
+            using var context = new IceCreamShopDataBase();
+            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 IceCreamShopDataBase();
+            var element = context.Components.FirstOrDefault(rec => rec.Id ==
+           model.Id);
+            if (element != null)
+            {
+                context.Components.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+    }
+
+
+}

IceCreamShop/IceCreamShopDatabaseImplement/Implements/IceCreamStorage.cs

@@ -0,0 +1,110 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace IceCreamShopDatabaseImplement.Implements
+{
+    public class IceCreamStorage : IIceCreamStorage
+    {
+        public List<IceCreamViewModel> GetFullList()
+        {
+            using var context = new IceCreamShopDataBase();
+            return context.IceCreams
+             .Include(x => x.Components)
+            .ThenInclude(x => x.Component)
+            .ToList()
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+        public List<IceCreamViewModel> GetFilteredList(IceCreamSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.IceCreamName))
+            {
+                return new();
+            }
+            using var context = new IceCreamShopDataBase();
+            return context.IceCreams.Include(x => x.Components)
+            .ThenInclude(x => x.Component)
+            .Where(x => x.IceCreamName.Contains(model.IceCreamName))
+            .ToList()
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+        public IceCreamViewModel? GetElement(IceCreamSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.IceCreamName) &&
+            !model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new IceCreamShopDataBase();
+            return context.IceCreams
+             .Include(x => x.Components)
+             .ThenInclude(x => x.Component)
+             .FirstOrDefault(x => (!string.IsNullOrEmpty(model.IceCreamName) &&
+            x.IceCreamName == model.IceCreamName) ||
+            (model.Id.HasValue && x.Id ==
+            model.Id))
+            ?.GetViewModel;
+        }
+        public IceCreamViewModel? Insert(IceCreamBindingModel model)
+        {
+            using var context = new IceCreamShopDataBase();
+            var newIceCream = IceCream.Create(context, model);
+            if (newIceCream == null)
+            {
+                return null;
+            }
+            context.IceCreams.Add(newIceCream);
+            context.SaveChanges();
+            return newIceCream.GetViewModel;
+        }
+        public IceCreamViewModel? Update(IceCreamBindingModel model)
+        {
+            using var context = new IceCreamShopDataBase();
+            using var transaction = context.Database.BeginTransaction();
+            try
+            {
+                var iceCream = context.IceCreams.FirstOrDefault(rec =>
+                rec.Id == model.Id);
+                if (iceCream == null)
+                {
+                    return null;
+                }
+                iceCream.Update(model);
+                context.SaveChanges();
+                iceCream.UpdateComponents(context, model);
+                transaction.Commit();
+                return iceCream.GetViewModel;
+            }
+            catch
+            {
+                transaction.Rollback();
+                throw;
+            }
+        }
+        public IceCreamViewModel? Delete(IceCreamBindingModel model)
+        {
+            using var context = new IceCreamShopDataBase();
+            var element = context.IceCreams
+            .Include(x => x.Components)
+            .FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                context.IceCreams.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+    }
+}
+

IceCreamShop/IceCreamShopDatabaseImplement/Implements/OrderStorage.cs

@@ -0,0 +1,84 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.SearchModels;
+using IceCreamShopContracts.StoragesContracts;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace IceCreamShopDatabaseImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+        public List<OrderViewModel> GetFullList()
+        {
+            using var context = new IceCreamShopDataBase();
+            return context.Orders.Include(x => x.IceCream)
+            .Select(x => x.GetViewModel)
+           .ToList();
+        }
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+            using var context = new IceCreamShopDataBase();
+            return context.Orders
+            .Where(x => x.Id == model.Id)
+           .Select(x => x.GetViewModel)
+           .ToList();
+        }
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new IceCreamShopDataBase();
+            return context.Orders.FirstOrDefault(x => x.Id == model.Id)?.GetViewModel;
+        }
+        public OrderViewModel? Insert(OrderBindingModel model)
+        {
+            using var context = new IceCreamShopDataBase();
+            var newOrder = Order.Create(context, model);
+            if (newOrder == null)
+            {
+                return null;
+            }
+            context.Orders.Add(newOrder);
+            context.SaveChanges();
+            return newOrder.GetViewModel;
+        }
+        public OrderViewModel? Update(OrderBindingModel model)
+        {
+            using var context = new IceCreamShopDataBase();
+            var order = context.Orders.FirstOrDefault(x => x.Id ==
+           model.Id);
+            if (order == null)
+            {
+                return null;
+            }
+            order.Update(model);
+            context.SaveChanges();
+            return order.GetViewModel;
+        }
+        public OrderViewModel? Delete(OrderBindingModel model)
+        {
+            using var context = new IceCreamShopDataBase();
+            var element = context.Orders.FirstOrDefault(rec => rec.Id ==
+           model.Id);
+            if (element != null)
+            {
+                context.Orders.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Migrations/20240318125446_InitialCreate.Designer.cs

@@ -0,0 +1,171 @@
+// <auto-generated />
+using System;
+using IceCreamShopDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace IceCreamShopDatabaseImplement.Migrations
+{
+    [DbContext(typeof(IceCreamShopDataBase))]
+    [Migration("20240318125446_InitialCreate")]
+    partial class InitialCreate
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "8.0.2")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.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("IceCreamShopDatabaseImplement.Models.IceCream", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("IceCreamName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("IceCreams");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCreamComponent", 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>("IceCreamId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("IceCreamId");
+
+                    b.ToTable("IceCreamComponents");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.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>("IceCreamId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("IceCreamId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCreamComponent", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.Component", "Component")
+                        .WithMany("IceCreamComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.IceCream", "IceCream")
+                        .WithMany("Components")
+                        .HasForeignKey("IceCreamId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("IceCream");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.IceCream", "IceCream")
+                        .WithMany("Orders")
+                        .HasForeignKey("IceCreamId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("IceCream");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("IceCreamComponents");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCream", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Migrations/20240318125446_InitialCreate.cs

@@ -0,0 +1,125 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace IceCreamShopDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class InitialCreate : 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: "IceCreams",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    IceCreamName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Price = table.Column<double>(type: "float", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_IceCreams", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "IceCreamComponents",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    IceCreamId = 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_IceCreamComponents", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_IceCreamComponents_Components_ComponentId",
+                        column: x => x.ComponentId,
+                        principalTable: "Components",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_IceCreamComponents_IceCreams_IceCreamId",
+                        column: x => x.IceCreamId,
+                        principalTable: "IceCreams",
+                        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"),
+                    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),
+                    IceCreamId = table.Column<int>(type: "int", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Orders", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Orders_IceCreams_IceCreamId",
+                        column: x => x.IceCreamId,
+                        principalTable: "IceCreams",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_IceCreamComponents_ComponentId",
+                table: "IceCreamComponents",
+                column: "ComponentId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_IceCreamComponents_IceCreamId",
+                table: "IceCreamComponents",
+                column: "IceCreamId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Orders_IceCreamId",
+                table: "Orders",
+                column: "IceCreamId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "IceCreamComponents");
+
+            migrationBuilder.DropTable(
+                name: "Orders");
+
+            migrationBuilder.DropTable(
+                name: "Components");
+
+            migrationBuilder.DropTable(
+                name: "IceCreams");
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Migrations/IceCreamShopDataBaseModelSnapshot.cs

@@ -0,0 +1,168 @@
+// <auto-generated />
+using System;
+using IceCreamShopDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace IceCreamShopDatabaseImplement.Migrations
+{
+    [DbContext(typeof(IceCreamShopDataBase))]
+    partial class IceCreamShopDataBaseModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "8.0.2")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.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("IceCreamShopDatabaseImplement.Models.IceCream", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("IceCreamName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("IceCreams");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCreamComponent", 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>("IceCreamId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("IceCreamId");
+
+                    b.ToTable("IceCreamComponents");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.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>("IceCreamId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("IceCreamId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCreamComponent", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.Component", "Component")
+                        .WithMany("IceCreamComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.IceCream", "IceCream")
+                        .WithMany("Components")
+                        .HasForeignKey("IceCreamId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("IceCream");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("IceCreamShopDatabaseImplement.Models.IceCream", "IceCream")
+                        .WithMany("Orders")
+                        .HasForeignKey("IceCreamId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("IceCream");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("IceCreamComponents");
+                });
+
+            modelBuilder.Entity("IceCreamShopDatabaseImplement.Models.IceCream", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Models/Component.cs

@@ -0,0 +1,63 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace IceCreamShopDatabaseImplement.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<IceCreamComponent> IceCreamComponents { 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
+        };
+    }
+}
+

IceCreamShop/IceCreamShopDatabaseImplement/Models/IceCream.cs

@@ -0,0 +1,103 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.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 IceCreamShopDatabaseImplement.Models
+{
+    public class IceCream : IIceCreamModel
+    {
+        public int Id { get; set; }
+        [Required]
+        public string IceCreamName { get; set; } = string.Empty;
+        [Required]
+        public double Price { get; set; }
+        private Dictionary<int, (IComponentModel, int)>? _iceCreamComponents =
+       null;
+        [NotMapped]
+        public Dictionary<int, (IComponentModel, int)> IceCreamComponents
+        {
+            get
+            {
+                if (_iceCreamComponents == null)
+                {
+                    _iceCreamComponents = Components
+                    .ToDictionary(recPC => recPC.ComponentId, recPC =>
+                   (recPC.Component as IComponentModel, recPC.Count));
+                }
+                return _iceCreamComponents;
+            }
+        }
+        [ForeignKey("IceCreamId")]
+        public virtual List<IceCreamComponent> Components { get; set; } = new();
+        [ForeignKey("IceCreamId")]
+        public virtual List<Order> Orders { get; set; } = new();
+        public static IceCream Create(IceCreamShopDataBase context,
+       IceCreamBindingModel model)
+        {
+            return new IceCream()
+            {
+                Id = model.Id,
+                IceCreamName = model.IceCreamName,
+                Price = model.Price,
+                Components = model.IceCreamComponents.Select(x => new
+               IceCreamComponent
+                {
+                    Component = context.Components.First(y => y.Id == x.Key),
+                    Count = x.Value.Item2
+                }).ToList()
+            };
+        }
+        public void Update(IceCreamBindingModel model)
+        {
+            IceCreamName = model.IceCreamName;
+            Price = model.Price;
+        }
+        public IceCreamViewModel GetViewModel => new()
+        {
+            Id = Id,
+            IceCreamName = IceCreamName,
+            Price = Price,
+            IceCreamComponents = IceCreamComponents
+        };
+        public void UpdateComponents(IceCreamShopDataBase context,
+       IceCreamBindingModel model)
+        {
+            var iceCreamComponents = context.IceCreamComponents.Where(rec =>
+           rec.IceCreamId == model.Id).ToList();
+            if (iceCreamComponents != null && IceCreamComponents.Count > 0)
+            {
+                context.IceCreamComponents.RemoveRange(iceCreamComponents.Where(rec
+=> !model.IceCreamComponents.ContainsKey(rec.ComponentId)));
+
+                context.SaveChanges();
+                foreach (var updateComponent in iceCreamComponents)
+                {
+                    updateComponent.Count =
+                   model.IceCreamComponents[updateComponent.ComponentId].Item2;
+                    model.IceCreamComponents.Remove(updateComponent.ComponentId);
+                }
+                context.SaveChanges();
+            }
+            var iceCream = context.IceCreams.First(x => x.Id == Id);
+            foreach (var pc in model.IceCreamComponents)
+            {
+                context.IceCreamComponents.Add(new IceCreamComponent
+                {
+                    IceCream = iceCream,
+                    Component = context.Components.First(x => x.Id == pc.Key),
+                    Count = pc.Value.Item2
+                });
+                context.SaveChanges();
+            }
+            _iceCreamComponents = null;
+        }
+    }
+}
+

IceCreamShop/IceCreamShopDatabaseImplement/Models/IceCreamComponent.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace IceCreamShopDatabaseImplement.Models
+{
+    public class IceCreamComponent
+    {
+        public int Id { get; set; }
+        [Required]
+        public int IceCreamId { get; set; }
+        [Required]
+        public int ComponentId { get; set; }
+        [Required]
+        public int Count { get; set; }
+        public virtual Component Component { get; set; } = new();
+        public virtual IceCream IceCream { get; set; } = new();
+    }
+}

IceCreamShop/IceCreamShopDatabaseImplement/Models/Order.cs

@@ -0,0 +1,71 @@
+using IceCreamShopContracts.BindingModels;
+using IceCreamShopContracts.ViewModels;
+using IceCreamShopDataModels.Enums;
+using IceCreamShopDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace IceCreamShopDatabaseImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        public int Id { get; private set; }
+        [Required]
+        public int Count { get; private set; }
+        [Required]
+        public double Sum { get; private set; }
+        [Required]
+        public OrderStatus Status { get; private set; }
+        [Required]
+        public DateTime DateCreate { get; private set; }
+        public DateTime? DateImplement { get; private set; }
+        [Required]
+        public int IceCreamId { get; private set; }
+        public virtual IceCream IceCream { get; private set; }
+        public static Order? Create(IceCreamShopDataBase context, OrderBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = model.Id,
+                Count = model.Count,
+                Sum = model.Sum,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement,
+                IceCreamId = model.IceCreamId,
+                IceCream = context.IceCreams.FirstOrDefault(x => x.Id == model.IceCreamId)
+            };
+        }
+
+        public void Update(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            Status = model.Status;
+            DateImplement = model.DateImplement;
+        }
+
+        public OrderViewModel GetViewModel => new()
+        {
+            IceCreamId = IceCreamId,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement,
+            IceCreamName = IceCream.IceCreamName,
+            Id = Id,
+        };
+
+    }
+}