.

AbstractFoodOrders/AbstractFoodOrders.sln

@@ -1,25 +0,0 @@
-
-Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio Version 17
-VisualStudioVersion = 17.3.32929.385
-MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AbstractFoodOrdersView", "AbstractFoodOrdersView\AbstractFoodOrdersView.csproj", "{831CD419-7329-4082-9B2F-9EA0EE2EA4AC}"
-EndProject
-Global
-	GlobalSection(SolutionConfigurationPlatforms) = preSolution
-		Debug|Any CPU = Debug|Any CPU
-		Release|Any CPU = Release|Any CPU
-	EndGlobalSection
-	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{831CD419-7329-4082-9B2F-9EA0EE2EA4AC}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{831CD419-7329-4082-9B2F-9EA0EE2EA4AC}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{831CD419-7329-4082-9B2F-9EA0EE2EA4AC}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{831CD419-7329-4082-9B2F-9EA0EE2EA4AC}.Release|Any CPU.Build.0 = Release|Any CPU
-	EndGlobalSection
-	GlobalSection(SolutionProperties) = preSolution
-		HideSolutionNode = FALSE
-	EndGlobalSection
-	GlobalSection(ExtensibilityGlobals) = postSolution
-		SolutionGuid = {B6811B4E-9459-44E1-80D8-752C2718AB6A}
-	EndGlobalSection
-EndGlobal

AbstractFoodOrders/AbstractFoodOrdersView/AbstractFoodOrdersView.csproj

@@ -1,11 +0,0 @@
-<Project Sdk="Microsoft.NET.Sdk">
-
-  <PropertyGroup>
-    <OutputType>WinExe</OutputType>
-    <TargetFramework>net6.0-windows</TargetFramework>
-    <Nullable>enable</Nullable>
-    <UseWindowsForms>true</UseWindowsForms>
-    <ImplicitUsings>enable</ImplicitUsings>
-  </PropertyGroup>
-
-</Project>

AbstractFoodOrders/AbstractFoodOrdersView/Form1.Designer.cs

@@ -1,39 +0,0 @@
-namespace AbstractFoodOrdersView
-{
-    partial class Form1
-    {
-        /// <summary>
-        ///  Required designer variable.
-        /// </summary>
-        private System.ComponentModel.IContainer components = null;
-
-        /// <summary>
-        ///  Clean up any resources being used.
-        /// </summary>
-        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
-        protected override void Dispose(bool disposing)
-        {
-            if (disposing && (components != null))
-            {
-                components.Dispose();
-            }
-            base.Dispose(disposing);
-        }
-
-        #region Windows Form Designer generated code
-
-        /// <summary>
-        ///  Required method for Designer support - do not modify
-        ///  the contents of this method with the code editor.
-        /// </summary>
-        private void InitializeComponent()
-        {
-            this.components = new System.ComponentModel.Container();
-            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
-            this.ClientSize = new System.Drawing.Size(800, 450);
-            this.Text = "Form1";
-        }
-
-        #endregion
-    }
-}

AbstractFoodOrders/AbstractFoodOrdersView/Form1.cs

@@ -1,10 +0,0 @@
-namespace AbstractFoodOrdersView
-{
-    public partial class Form1 : Form
-    {
-        public Form1()
-        {
-            InitializeComponent();
-        }
-    }
-}

AbstractFoodOrders/AbstractFoodOrdersView/Program.cs

@@ -1,17 +0,0 @@
-namespace AbstractFoodOrdersView
-{
-    internal static class Program
-    {
-        /// <summary>
-        ///  The main entry point for the application.
-        /// </summary>
-        [STAThread]
-        static void Main()
-        {
-            // To customize application configuration such as set high DPI settings or default font,
-            // see https://aka.ms/applicationconfiguration.
-            ApplicationConfiguration.Initialize();
-            Application.Run(new Form1());
-        }
-    }
-}

FoodOrders/FoodOrderDatabaseImplement/FoodOrderDatabaseImplement.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.Design" Version="7.0.5">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="7.0.5">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="7.0.3" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\FoodOrdersContracts\FoodOrdersContracts.csproj" />
+    <ProjectReference Include="..\FoodOrdersDataModel\FoodOrdersDataModel.csproj" />
+  </ItemGroup>
+
+</Project>

FoodOrders/FoodOrderDatabaseImplement/FoodOrdersDataBase.cs

@@ -0,0 +1,21 @@
+using FoodOrdersDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+
+namespace FoodOrdersDatabaseImplement
+{
+    public class FoodOrdersDataBase : DbContext
+    {
+        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+        {
+            if (optionsBuilder.IsConfigured == false)
+            {
+                optionsBuilder.UseNpgsql(@"Host=localhost;Port=5432;Database=FoodOrdersDatabaseFull_2;Username=postgres;Password=12345");
+            }
+            base.OnConfiguring(optionsBuilder);
+        }
+        public virtual DbSet<Component> Components { set; get; }
+        public virtual DbSet<Food> Foods { set; get; }
+        public virtual DbSet<FoodComponent> FoodComponents { set; get; }
+        public virtual DbSet<Order> Orders { set; get; }
+    }
+}

FoodOrders/FoodOrderDatabaseImplement/Implements/ComponentStorage.cs

@@ -0,0 +1,92 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.StoragesContracts;
+using FoodOrdersContracts.ViewModels;
+using FoodOrdersDatabaseImplement;
+using FoodOrdersDatabaseImplement.Models;
+
+namespace FoodOrderDatabaseImplement.Implements
+{
+    public class ComponentStorage : IComponentStorage
+    {
+        public List<ComponentViewModel> GetFullList()
+        {
+            using var context = new FoodOrdersDataBase();
+
+            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 FoodOrdersDataBase();
+
+            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 FoodOrdersDataBase();
+
+            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 FoodOrdersDataBase();
+
+            context.Components.Add(newComponent);
+            context.SaveChanges();
+
+            return newComponent.GetViewModel;
+        }
+        public ComponentViewModel? Update(ComponentBindingModel model)
+        {
+            using var context = new FoodOrdersDataBase();
+
+            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 FoodOrdersDataBase();
+
+            var element = context.Components.FirstOrDefault(rec => rec.Id == model.Id);
+
+            if (element != null)
+            {
+                context.Components.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+
+            return null;
+        }
+    }
+}

FoodOrders/FoodOrderDatabaseImplement/Implements/FoodStorage.cs

@@ -0,0 +1,126 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.StoragesContracts;
+using FoodOrdersContracts.ViewModels;
+using FoodOrdersDatabaseImplement;
+using FoodOrdersDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderDatabaseImplement.Implements
+{
+    public class FoodStorage : IFoodStorage
+    {
+        public List<FoodViewModel> GetFullList()
+        {
+            using var context = new FoodOrdersDataBase();
+
+            return context.Foods
+                .Include(x => x.Components)
+                .ThenInclude(x => x.Component)
+                .ToList()
+                .Select(x => x.GetViewModel)
+                .ToList();
+        }
+
+        public List<FoodViewModel> GetFilteredList(FoodSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.FoodName))
+            {
+                return new();
+            }
+
+            using var context = new FoodOrdersDataBase();
+
+            return context.Foods
+                .Include(x => x.Components)
+                .ThenInclude(x => x.Component)
+                .Where(x => x.FoodName.Contains(model.FoodName))
+                .ToList()
+                .Select(x => x.GetViewModel)
+                .ToList();
+        }
+
+        public FoodViewModel? GetElement(FoodSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.FoodName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+
+            using var context = new FoodOrdersDataBase();
+
+            return context.Foods
+                .Include(x => x.Components)
+                .ThenInclude(x => x.Component)
+                .FirstOrDefault(x => (!string.IsNullOrEmpty(model.FoodName) && x.FoodName == model.FoodName) || (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+        }
+
+        public FoodViewModel? Insert(FoodBindingModel model)
+        {
+            using var context = new FoodOrdersDataBase();
+
+            var newFood = Food.Create(context, model);
+
+            if (newFood == null)
+            {
+                return null;
+            }
+
+            context.Foods.Add(newFood);
+            context.SaveChanges();
+
+            return newFood.GetViewModel;
+        }
+
+        public FoodViewModel? Update(FoodBindingModel model)
+        {
+            using var context = new FoodOrdersDataBase();
+
+            using var transaction = context.Database.BeginTransaction();
+
+            try
+            {
+                var package = context.Foods.FirstOrDefault(rec => rec.Id == model.Id);
+
+                if (package == null)
+                {
+                    return null;
+                }
+
+                package.Update(model);
+                context.SaveChanges();
+                package.UpdateComponents(context, model);
+                transaction.Commit();
+
+                return package.GetViewModel;
+            }
+            catch
+            {
+                transaction.Rollback();
+
+                throw;
+            }
+        }
+
+        public FoodViewModel? Delete(FoodBindingModel model)
+        {
+            using var context = new FoodOrdersDataBase();
+
+            var element = context.Foods.Include(x => x.Components).FirstOrDefault(rec => rec.Id == model.Id);
+
+            if (element != null)
+            {
+                context.Foods.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+
+            return null;
+        }
+    }
+}

FoodOrders/FoodOrderDatabaseImplement/Implements/OrderStorage.cs

@@ -0,0 +1,94 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.StoragesContracts;
+using FoodOrdersContracts.ViewModels;
+using FoodOrdersDatabaseImplement;
+using FoodOrdersDatabaseImplement.Models;
+
+namespace FoodOrderDatabaseImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+        public List<OrderViewModel> GetFullList()
+        {
+            using var context = new FoodOrdersDataBase();
+
+            return context.Orders.Select(x => x.GetViewModel).ToList();
+        }
+
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+
+            using var context = new FoodOrdersDataBase();
+
+            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 FoodOrdersDataBase();
+
+            return context.Orders.FirstOrDefault(x => (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+        }
+
+        public OrderViewModel? Insert(OrderBindingModel model)
+        {
+            var newOrder = Order.Create(model);
+
+            if (newOrder == null)
+            {
+                return null;
+            }
+
+            using var context = new FoodOrdersDataBase();
+
+            context.Orders.Add(newOrder);
+            context.SaveChanges();
+
+            return newOrder.GetViewModel;
+        }
+
+        public OrderViewModel? Update(OrderBindingModel model)
+        {
+            using var context = new FoodOrdersDataBase();
+
+            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 FoodOrdersDataBase();
+
+            var element = context.Orders.FirstOrDefault(rec => rec.Id == model.Id);
+
+            if (element != null)
+            {
+                context.Orders.Remove(element);
+                context.SaveChanges();
+
+                return element.GetViewModel;
+            }
+
+            return null;
+        }
+    }
+}

FoodOrders/FoodOrderDatabaseImplement/Migrations/20230416163421_InitMigration.Designer.cs

@@ -0,0 +1,175 @@
+// <auto-generated />
+using System;
+using FoodOrdersDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace FoodOrderDatabaseImplement.Migrations
+{
+    [DbContext(typeof(FoodOrdersDataBase))]
+    [Migration("20230416163421_InitMigration")]
+    partial class InitMigration
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.5")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Component", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ComponentName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Components");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Food", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("FoodName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Foods");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.FoodComponent", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ComponentId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("FoodId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("FoodId");
+
+                    b.ToTable("FoodComponents");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<int>("FoodId")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("FoodName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("integer");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("FoodId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.FoodComponent", b =>
+                {
+                    b.HasOne("FoodOrdersDatabaseImplement.Models.Component", "Component")
+                        .WithMany("FoodComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("FoodOrdersDatabaseImplement.Models.Food", "Food")
+                        .WithMany("Components")
+                        .HasForeignKey("FoodId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("Food");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("FoodOrdersDatabaseImplement.Models.Food", "Food")
+                        .WithMany("Orders")
+                        .HasForeignKey("FoodId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Food");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("FoodComponents");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Food", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

FoodOrders/FoodOrderDatabaseImplement/Migrations/20230416163421_InitMigration.cs

@@ -0,0 +1,127 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace FoodOrderDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class InitMigration : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Components",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    ComponentName = table.Column<string>(type: "text", nullable: false),
+                    Cost = table.Column<double>(type: "double precision", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Components", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Foods",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    FoodName = table.Column<string>(type: "text", nullable: false),
+                    Price = table.Column<double>(type: "double precision", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Foods", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "FoodComponents",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    FoodId = table.Column<int>(type: "integer", nullable: false),
+                    ComponentId = table.Column<int>(type: "integer", nullable: false),
+                    Count = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_FoodComponents", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_FoodComponents_Components_ComponentId",
+                        column: x => x.ComponentId,
+                        principalTable: "Components",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_FoodComponents_Foods_FoodId",
+                        column: x => x.FoodId,
+                        principalTable: "Foods",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Orders",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    FoodId = table.Column<int>(type: "integer", nullable: false),
+                    FoodName = table.Column<string>(type: "text", nullable: false),
+                    Count = table.Column<int>(type: "integer", nullable: false),
+                    Sum = table.Column<double>(type: "double precision", nullable: false),
+                    Status = table.Column<int>(type: "integer", nullable: false),
+                    DateCreate = table.Column<DateTime>(type: "timestamp with time zone", nullable: false),
+                    DateImplement = table.Column<DateTime>(type: "timestamp with time zone", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Orders", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Orders_Foods_FoodId",
+                        column: x => x.FoodId,
+                        principalTable: "Foods",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_FoodComponents_ComponentId",
+                table: "FoodComponents",
+                column: "ComponentId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_FoodComponents_FoodId",
+                table: "FoodComponents",
+                column: "FoodId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Orders_FoodId",
+                table: "Orders",
+                column: "FoodId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "FoodComponents");
+
+            migrationBuilder.DropTable(
+                name: "Orders");
+
+            migrationBuilder.DropTable(
+                name: "Components");
+
+            migrationBuilder.DropTable(
+                name: "Foods");
+        }
+    }
+}

FoodOrders/FoodOrderDatabaseImplement/Migrations/FoodOrdersDataBaseModelSnapshot.cs

@@ -0,0 +1,172 @@
+// <auto-generated />
+using System;
+using FoodOrdersDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace FoodOrderDatabaseImplement.Migrations
+{
+    [DbContext(typeof(FoodOrdersDataBase))]
+    partial class FoodOrdersDataBaseModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.5")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Component", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ComponentName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Components");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Food", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("FoodName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Foods");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.FoodComponent", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ComponentId")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("FoodId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("FoodId");
+
+                    b.ToTable("FoodComponents");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<int>("FoodId")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("FoodName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("integer");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("FoodId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.FoodComponent", b =>
+                {
+                    b.HasOne("FoodOrdersDatabaseImplement.Models.Component", "Component")
+                        .WithMany("FoodComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("FoodOrdersDatabaseImplement.Models.Food", "Food")
+                        .WithMany("Components")
+                        .HasForeignKey("FoodId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("Food");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("FoodOrdersDatabaseImplement.Models.Food", "Food")
+                        .WithMany("Orders")
+                        .HasForeignKey("FoodId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Food");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("FoodComponents");
+                });
+
+            modelBuilder.Entity("FoodOrdersDatabaseImplement.Models.Food", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

FoodOrders/FoodOrderDatabaseImplement/Models/Component.cs

@@ -0,0 +1,61 @@
+
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.ViewModels;
+using FoodOrdersDataModel.Models;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace FoodOrdersDatabaseImplement.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<FoodComponent> FoodComponents { 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
+        };
+    }
+}

FoodOrders/FoodOrderDatabaseImplement/Models/Food.cs

@@ -0,0 +1,96 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.ViewModels;
+using FoodOrdersDataModel.Models;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace FoodOrdersDatabaseImplement.Models
+{
+    public class Food : IFoodModel
+    {
+        public int Id { get; set; }
+
+        [Required]
+        public string FoodName { get; set; } = string.Empty;
+
+        [Required]
+        public double Price { get; set; }
+        private Dictionary<int, (IComponentModel, int)>? _foodComponents = null;
+
+        [NotMapped]
+        public Dictionary<int, (IComponentModel, int)> FoodComponents
+        {
+            get
+            {
+                if (_foodComponents == null)
+                {
+                    _foodComponents = Components.ToDictionary(recPC => recPC.ComponentId, recPC => (recPC.Component as IComponentModel, recPC.Count));
+                }
+                return _foodComponents;
+            }
+        }
+
+        [ForeignKey("FoodId")]
+        public virtual List<FoodComponent> Components { get; set; } = new();
+
+        [ForeignKey("FoodId")]
+        public virtual List<Order> Orders { get; set; } = new();
+        public static Food Create(FoodOrdersDataBase context, FoodBindingModel model)
+        {
+            return new Food()
+            {
+                Id = model.Id,
+                FoodName = model.FoodName,
+                Price = model.Price,
+                Components = model.FoodComponents.Select(x => new FoodComponent
+                {
+                    Component = context.Components.First(y => y.Id == x.Key),
+                    Count = x.Value.Item2
+                }).ToList()
+            };
+        }
+        public void Update(FoodBindingModel model)
+        {
+            FoodName = model.FoodName;
+            Price = model.Price;
+        }
+        public FoodViewModel GetViewModel => new()
+        {
+            Id = Id,
+            FoodName = FoodName,
+            Price = Price,
+            FoodComponents = FoodComponents
+        };
+        public void UpdateComponents(FoodOrdersDataBase context, FoodBindingModel model)
+        {
+            var foodComponents = context.FoodComponents.Where(rec => rec.FoodId == model.Id).ToList();
+
+            if (foodComponents != null && foodComponents.Count > 0)
+            { // удалили те, которых нет в модели
+                context.FoodComponents.RemoveRange(foodComponents.Where(rec => !model.FoodComponents.ContainsKey(rec.ComponentId)));
+                context.SaveChanges();
+                // обновили количество у существующих записей
+                foreach (var updateComponent in foodComponents)
+                {
+                    updateComponent.Count = model.FoodComponents[updateComponent.ComponentId].Item2;
+                    model.FoodComponents.Remove(updateComponent.ComponentId);
+                }
+                context.SaveChanges();
+            }
+
+            var food = context.Foods.First(x => x.Id == Id);
+
+            foreach (var pc in model.FoodComponents)
+            {
+                context.FoodComponents.Add(new FoodComponent
+                {
+                    Food = food,
+                    Component = context.Components.First(x => x.Id == pc.Key),
+                    Count = pc.Value.Item2
+                });
+                context.SaveChanges();
+            }
+            _foodComponents = null;
+        }
+    }
+}

FoodOrders/FoodOrderDatabaseImplement/Models/FoodComponent.cs

@@ -0,0 +1,21 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace FoodOrdersDatabaseImplement.Models
+{
+    public class FoodComponent
+    {
+        public int Id { get; set; }
+
+        [Required]
+        public int FoodId { get; set; }
+
+        [Required]
+        public int ComponentId { get; set; }
+
+        [Required]
+        public int Count { get; set; }
+
+        public virtual Component Component { get; set; } = new();
+        public virtual Food Food { get; set; } = new();
+    }
+}

FoodOrders/FoodOrderDatabaseImplement/Models/Order.cs

@@ -0,0 +1,76 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.ViewModels;
+using FoodOrdersDataModel.Enums;
+using FoodOrdersDataModel.Models;
+using System.ComponentModel.DataAnnotations;
+
+namespace FoodOrdersDatabaseImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        public int Id { get; private set; }
+
+        public int FoodId { get; private set; }
+
+        public string FoodName { get; private set; } = string.Empty;
+
+        [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.SpecifyKind(DateTime.Now, DateTimeKind.Utc);
+
+        public DateTime? DateImplement { get; private set; }
+
+        public virtual Food Food { get; set; }
+
+        public static Order? Create(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+
+            return new Order()
+            {
+                Id = model.Id,
+                FoodId = model.FoodId,
+                FoodName = model.FoodName,
+                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,
+            FoodId = FoodId,
+            FoodName = FoodName,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement
+        };
+    }
+}

FoodOrders/FoodOrderFileImplement/DataFileSingleton.cs

@@ -0,0 +1,61 @@
+using FoodOrderFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace FoodOrderFileImplement
+{
+    public class DataFileSingleton
+    {
+        private static DataFileSingleton? instance;
+
+        private readonly string ComponentFileName = "Component.xml";
+        private readonly string OrderFileName = "Order.xml";
+        private readonly string FoodFileName = "Food.xml";
+
+        public List<Component> Components { get; private set; }
+        public List<Order> Orders { get; private set; }
+        public List<Food> Foods { get; private set; }
+
+        public static DataFileSingleton GetInstance()
+        {
+            if (instance == null)
+            {
+                instance = new DataFileSingleton();
+            }
+            return instance;
+        }
+
+        public void SaveComponents() => SaveData(Components, ComponentFileName, "Components", x => x.GetXElement);
+        public void SaveFoods() => SaveData(Foods, FoodFileName, "Foods", x => x.GetXElement);
+        public void SaveOrders() => SaveData(Orders, OrderFileName, "Orders", x => x.GetXElement);
+
+        private DataFileSingleton()
+        {
+            Components = LoadData(ComponentFileName, "Component", x => Component.Create(x)!)!;
+            Foods = LoadData(FoodFileName, "Food", x => Food.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);
+            }
+        }
+    }
+}

FoodOrders/FoodOrderFileImplement/FoodOrderFileImplement.csproj

@@ -0,0 +1,18 @@
+<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" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\FoodOrdersContracts\FoodOrdersContracts.csproj" />
+    <ProjectReference Include="..\FoodOrdersDataModel\FoodOrdersDataModel.csproj" />
+  </ItemGroup>
+
+</Project>

FoodOrders/FoodOrderFileImplement/Implements/ComponentStorage.cs

@@ -0,0 +1,91 @@
+using FoodOrderFileImplement.Models;
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.StoragesContracts;
+using FoodOrdersContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderFileImplement.Implements
+{
+    public class ComponentStorage : IComponentStorage
+    {
+        private readonly DataFileSingleton source;
+
+        public ComponentStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+
+        public List<ComponentViewModel> GetFullList()
+        {
+            return source.Components.Select(x => x.GetViewModel).ToList();
+        }
+
+        public List<ComponentViewModel> GetFilteredList(ComponentSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ComponentName))
+            {
+                return new();
+            }
+
+            return source.Components.Where(x => x.ComponentName.Contains(model.ComponentName)).Select(x => x.GetViewModel).ToList();
+        }
+
+        public ComponentViewModel? GetElement(ComponentSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ComponentName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+
+            return source.Components.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ComponentName) && x.ComponentName == model.ComponentName) || (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+        }
+
+        public ComponentViewModel? Insert(ComponentBindingModel model)
+        {
+            model.Id = source.Components.Count > 0 ? source.Components.Max(x => x.Id) + 1 : 1;
+            var newComponent = Component.Create(model);
+
+            if (newComponent == null)
+            {
+                return null;
+            }
+            source.Components.Add(newComponent);
+            source.SaveComponents();
+
+            return newComponent.GetViewModel;
+        }
+
+        public ComponentViewModel? Update(ComponentBindingModel model)
+        {
+            var component = source.Components.FirstOrDefault(x => x.Id == model.Id);
+            if (component == null)
+            {
+                return null;
+            }
+            component.Update(model);
+            source.SaveComponents();
+
+            return component.GetViewModel;
+        }
+
+        public ComponentViewModel? Delete(ComponentBindingModel model)
+        {
+            var element = source.Components.FirstOrDefault(x => x.Id == model.Id);
+
+            if (element != null)
+            {
+                source.Components.Remove(element);
+                source.SaveComponents();
+
+                return element.GetViewModel;
+            }
+
+            return null;
+        }
+    }
+}

FoodOrders/FoodOrderFileImplement/Implements/FoodStorage.cs

@@ -0,0 +1,94 @@
+using FoodOrderFileImplement.Models;
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.StoragesContracts;
+using FoodOrdersContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderFileImplement.Implements
+{
+    public class FoodStorage : IFoodStorage
+    {
+        private readonly DataFileSingleton source;
+
+        public FoodStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+
+        public List<FoodViewModel> GetFullList()
+        {
+            return source.Foods.Select(x => x.GetViewModel).ToList();
+        }
+
+        public List<FoodViewModel> GetFilteredList(FoodSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.FoodName))
+            {
+                return new();
+            }
+
+            return source.Foods.Where(x => x.FoodName.Contains(model.FoodName)).Select(x => x.GetViewModel).ToList();
+        }
+
+        public FoodViewModel? GetElement(FoodSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.FoodName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+
+            return source.Foods.FirstOrDefault(x => (!string.IsNullOrEmpty(model.FoodName) && x.FoodName == model.FoodName) || (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+        }
+
+        public FoodViewModel? Insert(FoodBindingModel model)
+        {
+            model.Id = source.Foods.Count > 0 ? source.Foods.Max(x => x.Id) + 1 : 1;
+            var newFood = Food.Create(model);
+
+            if (newFood == null)
+            {
+                return null;
+            }
+
+            source.Foods.Add(newFood);
+            source.SaveFoods();
+
+            return newFood.GetViewModel;
+        }
+
+        public FoodViewModel? Update(FoodBindingModel model)
+        {
+            var food = source.Foods.FirstOrDefault(x => x.Id == model.Id);
+
+            if (food == null)
+            {
+                return null;
+            }
+
+            food.Update(model);
+            source.SaveFoods();
+
+            return food.GetViewModel;
+        }
+
+        public FoodViewModel? Delete(FoodBindingModel model)
+        {
+            var element = source.Foods.FirstOrDefault(x => x.Id == model.Id);
+
+            if (element != null)
+            {
+                source.Foods.Remove(element);
+                source.SaveFoods();
+
+                return element.GetViewModel;
+            }
+
+            return null;
+        }
+    }
+}

FoodOrders/FoodOrderFileImplement/Implements/OrderStorage.cs

@@ -0,0 +1,94 @@
+using FoodOrderFileImplement.Models;
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.StoragesContracts;
+using FoodOrdersContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderFileImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+        private readonly DataFileSingleton source;
+
+        public OrderStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+
+        public List<OrderViewModel> GetFullList()
+        {
+            return source.Orders.Select(x => x.GetViewModel).ToList();
+        }
+
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+
+            return source.Orders.Where(x => x.Id == model.Id).Select(x => x.GetViewModel).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;
+        }
+
+        public OrderViewModel? Insert(OrderBindingModel model)
+        {
+            model.Id = source.Orders.Count > 0 ? source.Orders.Max(x => x.Id) + 1 : 1;
+            var newOrder = Order.Create(model);
+
+            if (newOrder == null)
+            {
+                return null;
+            }
+
+            source.Orders.Add(newOrder);
+            source.SaveOrders();
+
+            return newOrder.GetViewModel;
+        }
+
+        public OrderViewModel? Update(OrderBindingModel model)
+        {
+            var order = source.Orders.FirstOrDefault(x => x.Id == model.Id);
+
+            if (order == null)
+            {
+                return null;
+            }
+
+            order.Update(model);
+            source.SaveOrders();
+
+            return order.GetViewModel;
+        }
+
+        public OrderViewModel? Delete(OrderBindingModel model)
+        {
+            var element = source.Orders.FirstOrDefault(x => x.Id == model.Id);
+
+            if (element != null)
+            {
+                source.Orders.Remove(element);
+                source.SaveOrders();
+
+                return element.GetViewModel;
+            }
+
+            return null;
+        }
+    }
+}

FoodOrders/FoodOrderFileImplement/Models/Component.cs

@@ -0,0 +1,64 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.ViewModels;
+using FoodOrdersDataModel.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace FoodOrderFileImplement.Models
+{
+    public class Component : IComponentModel
+    {
+        public int Id { get; private set; }
+        public string ComponentName { get; private set; } = string.Empty;
+        public double Cost { get; set; }
+        public static Component? Create(ComponentBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Component()
+            {
+                Id = model.Id,
+                ComponentName = model.ComponentName,
+                Cost = model.Cost
+            };
+        }
+        public static Component? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Component()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                ComponentName = element.Element("ComponentName")!.Value,
+                Cost = Convert.ToInt32(element.Element("Cost")!.Value)
+            };
+        }
+        public void Update(ComponentBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ComponentName = model.ComponentName;
+            Cost = model.Cost;
+        }
+        public ComponentViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ComponentName = ComponentName,
+            Cost = Cost
+        };
+        public XElement GetXElement => new("Component",
+            new XAttribute("Id", Id),
+            new XElement("ComponentName", ComponentName),
+            new XElement("Cost", Cost.ToString()));  
+    }
+}

FoodOrders/FoodOrderFileImplement/Models/Food.cs

@@ -0,0 +1,98 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.ViewModels;
+using FoodOrdersDataModel.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 FoodOrderFileImplement.Models
+{
+    public class Food : IFoodModel
+    {
+        public int Id { get; private set; }
+        public string FoodName { get; private set; } = string.Empty;
+        public double Price { get; private set; }
+
+        public Dictionary<int, int> Components { get; private set; } = new();
+
+        public Dictionary<int, (IComponentModel, int)> _foodComponents = null;
+
+        public Dictionary<int, (IComponentModel, int)> FoodComponents
+        {
+            get
+            {
+                if (_foodComponents == null)
+                {
+                    var source = DataFileSingleton.GetInstance();
+                    _foodComponents = Components.ToDictionary(x => x.Key, y =>
+                    ((source.Components.FirstOrDefault(z => z.Id == y.Key) as IComponentModel)!, y.Value));
+                }
+                return _foodComponents;
+            }
+        }
+
+        public static Food? Create(FoodBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Food()
+            {
+                Id = model.Id,
+                FoodName = model.FoodName,
+                Price = model.Price,
+                Components = model.FoodComponents.ToDictionary(x => x.Key, x => x.Value.Item2)
+
+            };
+        }
+
+        public static Food? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Food()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                FoodName = element.Element("FoodName")!.Value,
+                Price = Convert.ToDouble(element.Element("Price")!.Value),
+                Components = element.Element("FoodComponents")!.Elements("FoodComponent").ToDictionary(x => Convert.ToInt32(x.Element("Key")?.Value), x => Convert.ToInt32(x.Element("Value")?.Value))
+            };
+        }
+
+        public void Update(FoodBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            FoodName = model.FoodName;
+            Price = model.Price;
+            Components = model.FoodComponents.ToDictionary(x => x.Key, x => x.Value.Item2);
+            _foodComponents = null;
+        }
+
+        public FoodViewModel GetViewModel => new()
+        {
+            Id = Id,
+            FoodName = FoodName,
+            Price = Price,
+            FoodComponents = FoodComponents
+        };
+
+        public XElement GetXElement => new("Food",
+            new XAttribute("Id", Id),
+            new XElement("FoodName", FoodName),
+            new XElement("Price", Price.ToString()),
+            new XElement("FoodComponents", Components.Select(x =>
+                new XElement("FoodComponent",
+                new XElement("Key", x.Key),
+                new XElement("Value", x.Value))).ToArray()));
+    }
+}

FoodOrders/FoodOrderFileImplement/Models/Order.cs

@@ -0,0 +1,103 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.ViewModels;
+using FoodOrdersDataModel.Enums;
+using FoodOrdersDataModel.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net.Http.Headers;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace FoodOrderFileImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        public int Id { get; private set; }
+        public int FoodId { get; private set; }
+        public string FoodName { get; private set; } = string.Empty;
+        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.SpecifyKind(DateTime.Now, DateTimeKind.Utc);
+        public DateTime? DateImplement { get; private set; }
+
+        public static Order? Create(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = model.Id,
+                FoodId = model.FoodId,
+                FoodName = model.FoodName,
+                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;
+            }
+
+            var order = new Order()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                FoodId = Convert.ToInt32(element.Element("FoodId")!.Value),
+                FoodName = element.Element("FoodName")!.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 = DateTime.ParseExact(element.Element("DateCreate")!.Value, "G", null)
+            };
+
+            DateTime.TryParse(element.Element("DateImplement")!.Value, out DateTime dateImpl);
+            order.DateImplement = dateImpl;
+
+            return order;
+        }
+        public void Update(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            FoodId = model.FoodId;
+            FoodName = model.FoodName;
+            Count = model.Count;
+            Sum = model.Sum;
+            Status = model.Status;
+            DateCreate = model.DateCreate;
+            DateImplement = model.DateImplement;
+        }
+
+        public OrderViewModel GetViewModel => new()
+        {
+            Id = Id,
+            FoodId = FoodId,
+            FoodName = FoodName,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement
+        };
+        public XElement GetXElement => new("Order",
+            new XAttribute("Id", Id),
+            new XElement("FoodName", FoodName),
+            new XElement("FoodId", FoodId.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()));
+    }
+}

FoodOrders/FoodOrders.sln

@@ -0,0 +1,61 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.3.32929.385
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FoodOrdersView", "FoodOrdersView\FoodOrdersView.csproj", "{831CD419-7329-4082-9B2F-9EA0EE2EA4AC}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FoodOrdersDataModel", "FoodOrdersDataModel\FoodOrdersDataModel.csproj", "{FC864A68-E5FF-4015-A4B3-85B7CDD584FE}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FoodOrdersContracts", "FoodOrdersContracts\FoodOrdersContracts.csproj", "{D189A77F-A5BF-4C88-A412-97D160F73062}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FoodOrdersListImplement", "FoodOrdersListImplement\FoodOrdersListImplement.csproj", "{9F3DC091-FE2A-461A-92CE-8289205E6AAC}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FoodOrderBusinessLogic", "FoodOrdersBusinessLogic\FoodOrderBusinessLogic.csproj", "{B3E18E56-A55D-47DC-8BFD-51689EE95375}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FoodOrderFileImplement", "FoodOrderFileImplement\FoodOrderFileImplement.csproj", "{0F8C8473-B376-4D36-88DA-478AFBE81BFB}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "FoodOrderDatabaseImplement", "FoodOrderDatabaseImplement\FoodOrderDatabaseImplement.csproj", "{A865D709-C083-4A58-98EC-DFF4F7C20AF4}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{831CD419-7329-4082-9B2F-9EA0EE2EA4AC}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{831CD419-7329-4082-9B2F-9EA0EE2EA4AC}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{831CD419-7329-4082-9B2F-9EA0EE2EA4AC}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{831CD419-7329-4082-9B2F-9EA0EE2EA4AC}.Release|Any CPU.Build.0 = Release|Any CPU
+		{FC864A68-E5FF-4015-A4B3-85B7CDD584FE}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{FC864A68-E5FF-4015-A4B3-85B7CDD584FE}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{FC864A68-E5FF-4015-A4B3-85B7CDD584FE}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{FC864A68-E5FF-4015-A4B3-85B7CDD584FE}.Release|Any CPU.Build.0 = Release|Any CPU
+		{D189A77F-A5BF-4C88-A412-97D160F73062}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{D189A77F-A5BF-4C88-A412-97D160F73062}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{D189A77F-A5BF-4C88-A412-97D160F73062}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{D189A77F-A5BF-4C88-A412-97D160F73062}.Release|Any CPU.Build.0 = Release|Any CPU
+		{9F3DC091-FE2A-461A-92CE-8289205E6AAC}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{9F3DC091-FE2A-461A-92CE-8289205E6AAC}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{9F3DC091-FE2A-461A-92CE-8289205E6AAC}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{9F3DC091-FE2A-461A-92CE-8289205E6AAC}.Release|Any CPU.Build.0 = Release|Any CPU
+		{B3E18E56-A55D-47DC-8BFD-51689EE95375}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{B3E18E56-A55D-47DC-8BFD-51689EE95375}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{B3E18E56-A55D-47DC-8BFD-51689EE95375}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{B3E18E56-A55D-47DC-8BFD-51689EE95375}.Release|Any CPU.Build.0 = Release|Any CPU
+		{0F8C8473-B376-4D36-88DA-478AFBE81BFB}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{0F8C8473-B376-4D36-88DA-478AFBE81BFB}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{0F8C8473-B376-4D36-88DA-478AFBE81BFB}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{0F8C8473-B376-4D36-88DA-478AFBE81BFB}.Release|Any CPU.Build.0 = Release|Any CPU
+		{A865D709-C083-4A58-98EC-DFF4F7C20AF4}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{A865D709-C083-4A58-98EC-DFF4F7C20AF4}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{A865D709-C083-4A58-98EC-DFF4F7C20AF4}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{A865D709-C083-4A58-98EC-DFF4F7C20AF4}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {B6811B4E-9459-44E1-80D8-752C2718AB6A}
+	EndGlobalSection
+EndGlobal

FoodOrders/FoodOrdersBusinessLogic/BusinessLogic/ComponentLogic.cs

@@ -0,0 +1,109 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.BusinessLogicsContracts;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.StoragesContracts;
+using FoodOrdersContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+namespace FoodOrdersBusinessLogic.BusinessLogics
+{
+    public class ComponentLogic : IComponentLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IComponentStorage _componentStorage;
+        public ComponentLogic(ILogger<ComponentLogic> logger, IComponentStorage
+        componentStorage)
+        {
+            _logger = logger;
+            _componentStorage = componentStorage;
+        }
+        public List<ComponentViewModel>? ReadList(ComponentSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. ComponentName:{ComponentName}. Id:{ Id}", model?.ComponentName, model?.Id);
+        var list = model == null ? _componentStorage.GetFullList() :
+        _componentStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+            return list;
+        }
+        public ComponentViewModel? ReadElement(ComponentSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement. ComponentName:{ComponentName}. Id:{ Id} ", model.ComponentName, model.Id);
+        var element = _componentStorage.GetElement(model);
+            if (element == null)
+            {
+                _logger.LogWarning("ReadElement element not found");
+                return null;
+            }
+            _logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
+            return element;
+        }
+        public bool Create(ComponentBindingModel model)
+        {
+            CheckModel(model);
+            if (_componentStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Update(ComponentBindingModel model)
+        {
+            CheckModel(model);
+            if (_componentStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Delete(ComponentBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id:{Id}", model.Id);
+            if (_componentStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+        private void CheckModel(ComponentBindingModel model, bool withParams =
+        true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (string.IsNullOrEmpty(model.ComponentName))
+            {
+                throw new ArgumentNullException("Нет названия компонента",nameof(model.ComponentName));
+            }
+            if (model.Cost <= 0)
+            {
+                throw new ArgumentNullException("Цена компонента должна быть больше 0", nameof(model.Cost));
+            }
+            _logger.LogInformation("Component. ComponentName:{ComponentName}.Cost:{ Cost}. Id: { Id}", model.ComponentName, model.Cost, model.Id);
+        var element = _componentStorage.GetElement(new ComponentSearchModel
+        {
+            ComponentName = model.ComponentName
+        });
+            if (element != null && element.Id != model.Id)
+            {
+                throw new InvalidOperationException("Компонент с таким названием уже есть");
+            }
+        }
+    }
+}

FoodOrders/FoodOrdersBusinessLogic/BusinessLogic/FoodLogic.cs

@@ -0,0 +1,142 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.BusinessLogicsContracts;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.StoragesContracts;
+using FoodOrdersContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersBusinessLogic.BusinessLogic
+{
+    public class FoodLogic : IFoodLogic
+    {
+        private readonly ILogger _logger;
+
+        private readonly IFoodStorage _foodStorage;
+
+        public FoodLogic(ILogger<FoodLogic> logger, IFoodStorage foodStorage)
+        {
+            _logger = logger;
+            _foodStorage = foodStorage;
+        }
+
+        public bool Create(FoodBindingModel model)
+        {
+            CheckModel(model);
+
+            if (_foodStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+
+            return true;
+        }
+
+        public bool Delete(FoodBindingModel model)
+        {
+            CheckModel(model, false);
+
+            _logger.LogInformation("Delete. Id:{Id}", model.Id);
+
+            if (_foodStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+
+            return true;
+        }
+
+        public FoodViewModel? ReadElement(FoodSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+
+            _logger.LogInformation("ReadElement. FoodName:{FoodName}.Id:{ Id}", model.FoodName, model.Id);
+
+            var element = _foodStorage.GetElement(model);
+
+            if (element == null)
+            {
+                _logger.LogWarning("ReadElement element not found");
+                return null;
+            }
+
+            _logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
+
+            return element;
+        }
+
+        public List<FoodViewModel>? ReadList(FoodSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. FoodName:{FoodName}.Id:{ Id}", model?.FoodName, model?.Id);
+
+            var list = model == null ? _foodStorage.GetFullList() : _foodStorage.GetFilteredList(model);
+
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+
+            return list;
+        }
+
+        public bool Update(FoodBindingModel model)
+        {
+            CheckModel(model);
+
+            if (_foodStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+
+            return true;
+        }
+
+        private void CheckModel(FoodBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+
+            if (!withParams)
+            {
+                return;
+            }
+
+            if (string.IsNullOrEmpty(model.FoodName))
+            {
+                throw new ArgumentNullException("Нет названия изделия", nameof(model.FoodName));
+            }
+
+            if (model.Price <= 0)
+            {
+                throw new ArgumentNullException("Цена изделия должна быть больше 0", nameof(model.Price));
+            }
+
+            _logger.LogInformation("Food. FoodName:{FoodName}.Price:{ Cost}. Id: { Id}", model.FoodName, model.Price, model.Id);
+
+            var element = _foodStorage.GetElement(new FoodSearchModel
+            {
+                FoodName = model.FoodName
+            });
+
+            if (element != null && element.Id != model.Id)
+            {
+                throw new InvalidOperationException("Изделие с таким названием уже есть");
+            }
+        }
+    }
+}

FoodOrders/FoodOrdersBusinessLogic/BusinessLogic/OrderLogic.cs

@@ -0,0 +1,135 @@
+using FoodOrdersDataModel.Enums;
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.BusinessLogicsContracts;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.StoragesContracts;
+using FoodOrdersContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace PlumbingRepairBusinessLogic.BusinessLogic
+{
+    public class OrderLogic : IOrderLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IOrderStorage _orderStorage;
+
+        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage)
+        {
+            _logger = logger;
+            _orderStorage = orderStorage;
+        }
+
+        public bool CreateOrder(OrderBindingModel model)
+        {
+            CheckModel(model);
+
+            if (model.Status != OrderStatus.Неизвестен)
+            {
+                _logger.LogWarning("Insert operation failed. Order status incorrect.");
+                return false;
+            }
+
+            model.Status = OrderStatus.Принят;
+
+            if (_orderStorage.Insert(model) == null)
+            {
+                model.Status = OrderStatus.Неизвестен;
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+
+            return true;
+        }
+
+        public bool StatusUpdate(OrderBindingModel model, OrderStatus newStatus)
+        {
+            CheckModel(model);
+
+            if (model.Status + 1 != newStatus)
+            {
+                _logger.LogWarning("Status update to " + newStatus.ToString() + " operation failed. Order status incorrect.");
+                return false;
+            }
+
+            model.Status = newStatus;
+
+            if (model.Status == OrderStatus.Выдан)
+                model.DateImplement = DateTime.SpecifyKind(DateTime.Now, DateTimeKind.Utc);
+
+            if (_orderStorage.Update(model) == null)
+            {
+                model.Status--;
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+
+            return true;
+        }
+
+        public bool TakeOrderInWork(OrderBindingModel model)
+        {
+            return StatusUpdate(model, OrderStatus.Выполняется);
+        }
+
+        public bool DeliveryOrder(OrderBindingModel model)
+        {
+            return StatusUpdate(model, OrderStatus.Готов);
+        }
+
+        public bool FinishOrder(OrderBindingModel model)
+        {
+            return StatusUpdate(model, OrderStatus.Выдан);
+        }
+
+        public List<OrderViewModel>? ReadList(OrderSearchModel? model)
+        {
+            _logger.LogInformation("Order. OrderId:{Id}", model?.Id);
+
+            var list = model == null ? _orderStorage.GetFullList() : _orderStorage.GetFilteredList(model);
+
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+            return list;
+        }
+
+        private void CheckModel(OrderBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+
+            if (!withParams)
+            {
+                return;
+            }
+
+            if (model.FoodId < 0)
+            {
+                throw new ArgumentNullException("Некорректный идентификатор изделия", nameof(model.FoodId));
+            }
+
+            if (model.Count <= 0)
+            {
+                throw new ArgumentNullException("Количество изделий в заказе должно быть больше 0", nameof(model.Count));
+            }
+
+            if (model.Sum <= 0)
+            {
+                throw new ArgumentNullException("Сумма заказа должна быть больше 0", nameof(model.Sum));
+            }
+
+            _logger.LogInformation("Order. OrderId:{Id}.Sum:{ Sum}. FoodId: { FoodId}", model.Id, model.Sum, model.FoodId);
+        }
+    }
+}

FoodOrders/FoodOrdersBusinessLogic/BusinessLogic/ReportLogic.cs

@@ -0,0 +1,104 @@
+using FoodOrderBusinessLogic.OfficePackage.HelperModels;
+using FoodOrderBusinessLogic.OfficePackage;
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.BusinessLogicsContracts;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.StoragesContracts;
+using FoodOrdersContracts.ViewModels;
+
+namespace FoodOrderBusinessLogic.BusinessLogic
+{
+    public class ReportLogic : IReportLogic
+    {
+        private readonly IComponentStorage _componentStorage;
+        private readonly IFoodStorage _foodStorage;
+        private readonly IOrderStorage _orderStorage;
+        private readonly AbstractSaveToExcel _saveToExcel;
+        private readonly AbstractSaveToWord _saveToWord;
+        private readonly AbstractSaveToPdf _saveToPdf;
+        public ReportLogic(
+            IFoodStorage foodStorage,
+            IComponentStorage componentStorage,
+            IOrderStorage orderStorage,
+            AbstractSaveToExcel saveToExcel,
+            AbstractSaveToWord saveToWord,
+            AbstractSaveToPdf saveToPdf)
+        {
+            _foodStorage = foodStorage;
+            _componentStorage = componentStorage;
+            _orderStorage = orderStorage;
+            _saveToExcel = saveToExcel;
+            _saveToWord = saveToWord;
+            _saveToPdf = saveToPdf;
+        }
+        public List<ReportFoodComponentViewModel> GetFood()
+        {
+            var food = _foodStorage.GetFullList();
+            var list = new List<ReportFoodComponentViewModel>();
+
+            foreach (var wor in food)
+            {
+                var record = new ReportFoodComponentViewModel
+                {   
+                    FoodName = wor.FoodName,
+                    Components = new List<(string, int)>(),
+                    TotalCount = 0
+                };
+                foreach (var component in wor.FoodComponents)
+                {
+                    record.Components.Add(new (component.Value.Item1.ComponentName, component.Value.Item2));
+                    record.TotalCount += component.Value.Item2;
+                }
+                list.Add(record);
+            }
+
+            return list;
+        }
+        public List<ReportOrdersViewModel> GetOrders(ReportBindingModel model)
+        {
+            return _orderStorage.GetFilteredList(new OrderSearchModel
+            {
+                DateFrom = model.DateFrom,
+                DateTo = model.DateTo
+            })
+            .Select(x => new ReportOrdersViewModel
+            {
+                Id = x.Id,
+                DateCreate = x.DateCreate,
+                FoodName = x.FoodName,
+                Sum = x.Sum,
+                OrderStatus = x.Status.ToString()
+            })
+           .ToList();
+        }
+        public void SaveFoodsToWordFile(ReportBindingModel model)
+        {
+            _saveToWord.CreateDoc(new WordInfo
+            {
+                FileName = model.FileName,
+                Title = "Список изделий",
+                Foods = _foodStorage.GetFullList()
+            });
+        }
+        public void SaveFoodComponentToExcelFile(ReportBindingModel model)
+        {
+            _saveToExcel.CreateReport(new ExcelInfo
+            {
+                FileName = model.FileName,
+                Title = "Список изделий",
+                Foods = GetFood()
+            });
+        }
+        public void SaveOrdersToPdfFile(ReportBindingModel model)
+        {
+            _saveToPdf.CreateDoc(new PdfInfo
+            {
+                FileName = model.FileName,
+                Title = "Список заказов",
+                DateFrom = DateTime.SpecifyKind(model.DateFrom!.Value, DateTimeKind.Utc),
+                DateTo = DateTime.SpecifyKind(model.DateTo!.Value, DateTimeKind.Utc),
+                Orders = GetOrders(model)
+            });
+        }
+    }
+}

FoodOrders/FoodOrdersBusinessLogic/FoodOrderBusinessLogic.csproj

@@ -0,0 +1,21 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="DocumentFormat.OpenXml" Version="2.20.0" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="7.0.5" />
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="7.0.0" />
+    <PackageReference Include="NLog.Extensions.Logging" Version="5.2.2" />
+    <PackageReference Include="PdfSharp.MigraDoc.Standard" Version="1.51.15" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\FoodOrdersContracts\FoodOrdersContracts.csproj" />
+  </ItemGroup>
+
+</Project>

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/AbstractSaveToExcel.cs

@@ -0,0 +1,84 @@
+using FoodOrderBusinessLogic.OfficePackage.HelperEnums;
+using FoodOrderBusinessLogic.OfficePackage.HelperModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderBusinessLogic.OfficePackage
+{
+    public abstract class AbstractSaveToExcel
+    {
+        public void CreateReport(ExcelInfo info)
+        {
+            CreateExcel(info);
+            InsertCellInWorksheet(new ExcelCellParameters
+            {
+                ColumnName = "A",
+                RowIndex = 1,
+                Text = info.Title,
+                StyleInfo = ExcelStyleInfoType.Title
+            });
+            MergeCells(new ExcelMergeParameters
+            {
+                CellFromName = "A1",
+                CellToName = "C1"
+            });
+
+            uint rowIndex = 2;
+            foreach (var food in info.Foods)
+            {
+                InsertCellInWorksheet(new ExcelCellParameters
+                {
+                    ColumnName = "A",
+                    RowIndex = rowIndex,
+                    Text = food.FoodName,
+                    StyleInfo = ExcelStyleInfoType.Text
+                });
+                rowIndex++;
+                foreach (var com in food.Components)
+                {
+                    InsertCellInWorksheet(new ExcelCellParameters
+                    {
+                        ColumnName = "B",
+                        RowIndex = rowIndex,
+                        Text = com.Item1,
+                        StyleInfo =
+                    ExcelStyleInfoType.TextWithBroder
+                    });
+                    InsertCellInWorksheet(new ExcelCellParameters
+                    {
+                        ColumnName = "C",
+                        RowIndex = rowIndex,
+                        Text = com.Item2.ToString(),
+                        StyleInfo =
+                    ExcelStyleInfoType.TextWithBroder
+                    });
+                    rowIndex++;
+                }
+                InsertCellInWorksheet(new ExcelCellParameters
+                {
+                    ColumnName = "A",
+                    RowIndex = rowIndex,
+                    Text = "Итого",
+                    StyleInfo = ExcelStyleInfoType.Text
+                });
+                InsertCellInWorksheet(new ExcelCellParameters
+                {
+                    ColumnName = "C",
+                    RowIndex = rowIndex,
+                    Text = food.TotalCount.ToString(),
+                    StyleInfo = ExcelStyleInfoType.Text
+                });
+                rowIndex++;
+            }
+            SaveExcel(info);
+        }
+        protected abstract void CreateExcel(ExcelInfo info);
+        protected abstract void InsertCellInWorksheet(ExcelCellParameters excelParams);
+        protected abstract void MergeCells(ExcelMergeParameters excelParams);
+        protected abstract void SaveExcel(ExcelInfo info);
+    }
+}
+

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/AbstractSaveToPdf.cs

@@ -0,0 +1,65 @@
+using FoodOrderBusinessLogic.OfficePackage.HelperEnums;
+using FoodOrderBusinessLogic.OfficePackage.HelperModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderBusinessLogic.OfficePackage
+{
+    public abstract class AbstractSaveToPdf
+    {
+        public void CreateDoc(PdfInfo info)
+        {
+            CreatePdf(info);
+            CreateParagraph(new PdfParagraph
+            {
+                Text = info.Title,
+                Style = "NormalTitle",
+                ParagraphAlignment = PdfParagraphAlignmentType.Center
+            });
+            CreateParagraph(new PdfParagraph
+            {
+                Text = $"с {info.DateFrom.ToShortDateString()} по {info.DateTo.ToShortDateString()}",
+                Style = "Normal",
+                ParagraphAlignment = PdfParagraphAlignmentType.Center
+            });
+            CreateTable(new List<string> { "2cm", "3cm", "6cm", "2cm", "3cm" });
+            CreateRow(new PdfRowParameters
+            {
+                Texts = new List<string> { "Номер", "Дата создания", "Изделие", "Статус", "Стоимость" },
+                Style = "NormalTitle",
+                ParagraphAlignment = PdfParagraphAlignmentType.Center
+            });
+            foreach (var order in info.Orders)
+            {
+                CreateRow(new PdfRowParameters
+                {
+                    Texts = new List<string> {
+                        order.Id.ToString(),
+                        order.DateCreate.ToShortDateString(),
+                        order.FoodName,
+                        order.OrderStatus.ToString(),
+                        order.Sum.ToString()
+                    },
+                    Style = "Normal",
+                    ParagraphAlignment = PdfParagraphAlignmentType.Left
+                });
+            }
+            CreateParagraph(new PdfParagraph
+            {
+                Text = $"Итого: {info.Orders.Sum(x => x.Sum)}\t",
+                Style = "Normal",
+                ParagraphAlignment = PdfParagraphAlignmentType.Rigth
+            });
+            SavePdf(info);
+        }
+        protected abstract void CreatePdf(PdfInfo info);
+        protected abstract void CreateParagraph(PdfParagraph paragraph);
+        protected abstract void CreateTable(List<string> columns);
+        protected abstract void CreateRow(PdfRowParameters rowParameters);
+        protected abstract void SavePdf(PdfInfo info);
+    }
+}
+

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/AbstractSaveToWord.cs

@@ -0,0 +1,50 @@
+using FoodOrderBusinessLogic.OfficePackage.HelperEnums;
+using FoodOrderBusinessLogic.OfficePackage.HelperModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderBusinessLogic.OfficePackage
+{
+    public abstract class AbstractSaveToWord
+    {
+        public void CreateDoc(WordInfo info)
+        {
+            CreateWord(info);
+            CreateParagraph(new WordParagraph
+            {
+                Texts = new List<(string, WordTextProperties)> {
+                    (info.Title, new WordTextProperties { Bold = true, Size = "24", })
+                },
+                TextProperties = new WordTextProperties
+                {
+                    Size = "24",
+                    JustificationType = WordJustificationType.Center
+                }
+            });
+            foreach (var food in info.Foods)
+            {
+                CreateParagraph(new WordParagraph
+                {
+                    Texts = new List<(string, WordTextProperties)> {
+                        (food.FoodName, new WordTextProperties { Bold = true, Size = "24" }),
+                        ($"  {food.Price}", new WordTextProperties { Size = "24", JustificationType = WordJustificationType.Right }) },
+                    TextProperties = new WordTextProperties
+                    {
+                        Size = "24",
+                        JustificationType = WordJustificationType.Both
+                    }
+                });
+            }
+            SaveWord(info);
+        }
+
+        protected abstract void CreateWord(WordInfo info);
+
+        protected abstract void CreateParagraph(WordParagraph paragraph);
+
+        protected abstract void SaveWord(WordInfo info);
+    }
+}

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/HelperEnums/ExcelStyleInfoType.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderBusinessLogic.OfficePackage.HelperEnums
+{
+    public enum ExcelStyleInfoType
+    {
+
+        Title,
+        Text,
+        TextWithBroder
+
+    }
+}

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/HelperEnums/PdfParagraphAlignmentType.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderBusinessLogic.OfficePackage.HelperEnums
+{
+    public enum PdfParagraphAlignmentType
+    {
+        Center,
+        Left,
+        Rigth
+    }
+
+}

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/HelperEnums/WordJustificationType.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderBusinessLogic.OfficePackage.HelperEnums
+{
+    public enum WordJustificationType
+    {
+
+        Center,
+        Both,
+        Right
+
+    }
+}

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/HelperModels/ExcelCellParameters.cs

@@ -0,0 +1,19 @@
+using FoodOrderBusinessLogic.OfficePackage.HelperEnums;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderBusinessLogic.OfficePackage.HelperModels
+{
+    public class ExcelCellParameters
+    {
+        public string ColumnName { get; set; } = string.Empty;
+        public uint RowIndex { get; set; }
+        public string Text { get; set; } = string.Empty;
+        public string CellReference => $"{ColumnName}{RowIndex}";
+        public ExcelStyleInfoType StyleInfo { get; set; }
+    }
+
+}

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/HelperModels/ExcelInfo.cs

@@ -0,0 +1,17 @@
+using FoodOrdersContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderBusinessLogic.OfficePackage.HelperModels
+{
+    public class ExcelInfo
+    {
+        public string FileName { get; set; } = string.Empty;
+        public string Title { get; set; } = string.Empty;
+        public List<ReportFoodComponentViewModel> Foods { get; set; } = new();
+    }
+
+}

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/HelperModels/ExcelMergeParameters.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderBusinessLogic.OfficePackage.HelperModels
+{
+    public class ExcelMergeParameters
+    {
+        public string CellFromName { get; set; } = string.Empty;
+        public string CellToName { get; set; } = string.Empty;
+        public string Merge => $"{CellFromName}:{CellToName}";
+    }
+
+}

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/HelperModels/PdfInfo.cs

@@ -0,0 +1,19 @@
+using FoodOrdersContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderBusinessLogic.OfficePackage.HelperModels
+{
+    public class PdfInfo
+    {
+        public string FileName { get; set; } = string.Empty;
+        public string Title { get; set; } = string.Empty;
+        public DateTime DateFrom { get; set; }
+        public DateTime DateTo { get; set; }
+        public List<ReportOrdersViewModel> Orders { get; set; } = new();
+    }
+
+}

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/HelperModels/PdfParagraph.cs

@@ -0,0 +1,17 @@
+using FoodOrderBusinessLogic.OfficePackage.HelperEnums;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderBusinessLogic.OfficePackage.HelperModels
+{
+    public class PdfParagraph
+    {
+        public string Text { get; set; } = string.Empty;
+        public string Style { get; set; } = string.Empty;
+        public PdfParagraphAlignmentType ParagraphAlignment { get; set; }
+    }
+
+}

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/HelperModels/PdfRowParameters.cs

@@ -0,0 +1,17 @@
+using FoodOrderBusinessLogic.OfficePackage.HelperEnums;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderBusinessLogic.OfficePackage.HelperModels
+{
+    public class PdfRowParameters
+    {
+        public List<string> Texts { get; set; } = new();
+        public string Style { get; set; } = string.Empty;
+        public PdfParagraphAlignmentType ParagraphAlignment { get; set; }
+    }
+
+}

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/HelperModels/WordInfo.cs

@@ -0,0 +1,17 @@
+using FoodOrdersContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderBusinessLogic.OfficePackage.HelperModels
+{
+    public class WordInfo
+    {
+        public string FileName { get; set; } = string.Empty;
+        public string Title { get; set; } = string.Empty;
+        public List<FoodViewModel> Foods { get; set; } = new();
+    }
+
+}

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/HelperModels/WordParagraph.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderBusinessLogic.OfficePackage.HelperModels
+{
+    public class WordParagraph
+    {
+        public List<(string, WordTextProperties)> Texts { get; set; } = new();
+        public WordTextProperties? TextProperties { get; set; }
+    }
+
+}

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/HelperModels/WordTextProperties.cs

@@ -0,0 +1,17 @@
+using FoodOrderBusinessLogic.OfficePackage.HelperEnums;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrderBusinessLogic.OfficePackage.HelperModels
+{
+    public class WordTextProperties
+    {
+        public string Size { get; set; } = string.Empty;
+        public bool Bold { get; set; }
+        public WordJustificationType JustificationType { get; set; }
+    }
+
+}

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/Implements/SaveToExcel.cs

@@ -0,0 +1,298 @@
+using DocumentFormat.OpenXml.Office2010.Excel;
+using DocumentFormat.OpenXml.Office2013.Excel;
+using DocumentFormat.OpenXml.Packaging;
+using DocumentFormat.OpenXml.Spreadsheet;
+using DocumentFormat.OpenXml;
+using FoodOrderBusinessLogic.OfficePackage.HelperEnums;
+using FoodOrderBusinessLogic.OfficePackage.HelperModels;
+
+namespace FoodOrderBusinessLogic.OfficePackage.Implements
+{
+    public class SaveToExcel : AbstractSaveToExcel
+    {
+        private SpreadsheetDocument? _spreadsheetDocument;
+        private SharedStringTablePart? _shareStringPart;
+        private Worksheet? _worksheet;
+
+        private static void CreateStyles(WorkbookPart workbookpart)
+        {
+            var sp = workbookpart.AddNewPart<WorkbookStylesPart>();
+            sp.Stylesheet = new Stylesheet();
+            var fonts = new Fonts() { Count = 2U, KnownFonts = true };
+            var fontUsual = new Font();
+            fontUsual.Append(new FontSize() { Val = 12D });
+            fontUsual.Append(new DocumentFormat.OpenXml.Office2010.Excel.Color()
+            { Theme = 1U });
+            fontUsual.Append(new FontName() { Val = "Times New Roman" });
+            fontUsual.Append(new FontFamilyNumbering() { Val = 2 });
+            fontUsual.Append(new FontScheme() { Val = FontSchemeValues.Minor });
+            var fontTitle = new Font();
+            fontTitle.Append(new Bold());
+            fontTitle.Append(new FontSize() { Val = 14D });
+            fontTitle.Append(new DocumentFormat.OpenXml.Office2010.Excel.Color()
+            { Theme = 1U });
+            fontTitle.Append(new FontName() { Val = "Times New Roman" });
+            fontTitle.Append(new FontFamilyNumbering() { Val = 2 });
+            fontTitle.Append(new FontScheme() { Val = FontSchemeValues.Minor });
+            fonts.Append(fontUsual);
+            fonts.Append(fontTitle);
+            var fills = new Fills() { Count = 2U };
+            var fill1 = new Fill();
+            fill1.Append(new PatternFill() { PatternType = PatternValues.None });
+            var fill2 = new Fill();
+            fill2.Append(new PatternFill()
+            {
+                PatternType = PatternValues.Gray125
+            });
+            fills.Append(fill1);
+            fills.Append(fill2);
+            var borders = new Borders() { Count = 2U };
+            var borderNoBorder = new Border();
+            borderNoBorder.Append(new LeftBorder());
+            borderNoBorder.Append(new RightBorder());
+            borderNoBorder.Append(new TopBorder());
+            borderNoBorder.Append(new BottomBorder());
+            borderNoBorder.Append(new DiagonalBorder());
+            var borderThin = new Border();
+            var leftBorder = new LeftBorder() { Style = BorderStyleValues.Thin };
+            leftBorder.Append(new DocumentFormat.OpenXml.Office2010.Excel.Color()
+            { Indexed = 64U });
+            var rightBorder = new RightBorder()
+            {
+                Style = BorderStyleValues.Thin
+            };
+            rightBorder.Append(new DocumentFormat.OpenXml.Office2010.Excel.Color() { Indexed = 64U });
+            var topBorder = new TopBorder() { Style = BorderStyleValues.Thin };
+            topBorder.Append(new DocumentFormat.OpenXml.Office2010.Excel.Color() { Indexed = 64U });
+            var bottomBorder = new BottomBorder()
+            {
+                Style = BorderStyleValues.Thin
+            };
+            bottomBorder.Append(new DocumentFormat.OpenXml.Office2010.Excel.Color() { Indexed = 64U });
+            borderThin.Append(leftBorder);
+            borderThin.Append(rightBorder);
+            borderThin.Append(topBorder);
+            borderThin.Append(bottomBorder);
+            borderThin.Append(new DiagonalBorder());
+            borders.Append(borderNoBorder);
+            borders.Append(borderThin);
+            var cellStyleFormats = new CellStyleFormats() { Count = 1U };
+            var cellFormatStyle = new CellFormat()
+            {
+                NumberFormatId = 0U,
+                FontId = 0U,
+                FillId = 0U,
+                BorderId = 0U
+            };
+            cellStyleFormats.Append(cellFormatStyle);
+            var cellFormats = new CellFormats() { Count = 3U };
+            var cellFormatFont = new CellFormat()
+            {
+                NumberFormatId = 0U,
+                FontId = 0U,
+                FillId = 0U,
+                BorderId = 0U,
+                FormatId = 0U,
+                ApplyFont = true
+            };
+            var cellFormatFontAndBorder = new CellFormat()
+            {
+                NumberFormatId = 0U,
+                FontId = 0U,
+                FillId = 0U,
+                BorderId = 1U,
+                FormatId = 0U,
+                ApplyFont = true,
+                ApplyBorder = true
+            };
+            var cellFormatTitle = new CellFormat()
+            {
+                NumberFormatId = 0U,
+                FontId = 1U,
+                FillId = 0U,
+                BorderId = 0U,
+                FormatId = 0U,
+                Alignment = new Alignment()
+                {
+                    Vertical = VerticalAlignmentValues.Center,
+                    WrapText = true,
+                    Horizontal = HorizontalAlignmentValues.Center
+                },
+                ApplyFont = true
+            };
+            cellFormats.Append(cellFormatFont);
+            cellFormats.Append(cellFormatFontAndBorder);
+            cellFormats.Append(cellFormatTitle);
+            var cellStyles = new CellStyles() { Count = 1U };
+            cellStyles.Append(new CellStyle()
+            {
+                Name = "Normal",
+                FormatId = 0U,
+                BuiltinId = 0U
+            });
+            var differentialFormats = new DocumentFormat.OpenXml.Office2013.Excel.DifferentialFormats() { Count = 0U };
+
+            var tableStyles = new TableStyles()
+            {
+                Count = 0U,
+                DefaultTableStyle = "TableStyleMedium2",
+                DefaultPivotStyle = "PivotStyleLight16"
+            };
+            var stylesheetExtensionList = new StylesheetExtensionList();
+            var stylesheetExtension1 = new StylesheetExtension()
+            {
+                Uri = "{EB79DEF2-80B8-43e5-95BD-54CBDDF9020C}"
+            };
+            stylesheetExtension1.AddNamespaceDeclaration("x14", "http://schemas.microsoft.com/office/spreadsheetml/2009/9/main");
+            stylesheetExtension1.Append(new SlicerStyles()
+            {
+                DefaultSlicerStyle = "SlicerStyleLight1"
+            });
+            var stylesheetExtension2 = new StylesheetExtension()
+            {
+                Uri = "{9260A510-F301-46a8-8635-F512D64BE5F5}"
+            };
+            stylesheetExtension2.AddNamespaceDeclaration("x15", "http://schemas.microsoft.com/office/spreadsheetml/2010/11/main");
+            stylesheetExtension2.Append(new TimelineStyles()
+            {
+                DefaultTimelineStyle = "TimeSlicerStyleLight1"
+            });
+            stylesheetExtensionList.Append(stylesheetExtension1);
+            stylesheetExtensionList.Append(stylesheetExtension2);
+            sp.Stylesheet.Append(fonts);
+            sp.Stylesheet.Append(fills);
+            sp.Stylesheet.Append(borders);
+            sp.Stylesheet.Append(cellStyleFormats);
+            sp.Stylesheet.Append(cellFormats);
+            sp.Stylesheet.Append(cellStyles);
+            sp.Stylesheet.Append(differentialFormats);
+            sp.Stylesheet.Append(tableStyles);
+            sp.Stylesheet.Append(stylesheetExtensionList);
+        }
+        private static uint GetStyleValue(ExcelStyleInfoType styleInfo)
+        {
+            return styleInfo switch
+            {
+                ExcelStyleInfoType.Title => 2U,
+                ExcelStyleInfoType.TextWithBroder => 1U,
+                ExcelStyleInfoType.Text => 0U,
+                _ => 0U,
+            };
+        }
+        protected override void CreateExcel(ExcelInfo info)
+        {
+            _spreadsheetDocument = SpreadsheetDocument.Create(info.FileName, SpreadsheetDocumentType.Workbook);
+            var workbookpart = _spreadsheetDocument.AddWorkbookPart();
+            workbookpart.Workbook = new Workbook();
+            CreateStyles(workbookpart);
+            _shareStringPart = _spreadsheetDocument.WorkbookPart!.GetPartsOfType<SharedStringTablePart>().Any()
+                                ? _spreadsheetDocument.WorkbookPart.GetPartsOfType<SharedStringTablePart>().First()
+                                : _spreadsheetDocument.WorkbookPart.AddNewPart<SharedStringTablePart>();
+            _shareStringPart.SharedStringTable ??= new SharedStringTable();
+            var worksheetPart = workbookpart.AddNewPart<WorksheetPart>();
+            worksheetPart.Worksheet = new Worksheet(new SheetData());
+
+            var sheets = _spreadsheetDocument.WorkbookPart.Workbook.AppendChild(new Sheets());
+            var sheet = new Sheet()
+            {
+                Id = _spreadsheetDocument.WorkbookPart.GetIdOfPart(worksheetPart),
+                SheetId = 1,
+                Name = "Лист"
+            };
+            sheets.Append(sheet);
+            _worksheet = worksheetPart.Worksheet;
+        }
+        protected override void InsertCellInWorksheet(ExcelCellParameters excelParams)
+        {
+            if (_worksheet == null || _shareStringPart == null)
+            {
+                return;
+            }
+            var sheetData = _worksheet.GetFirstChild<SheetData>();
+            if (sheetData == null)
+            {
+                return;
+            }
+            Row row;
+            if (sheetData.Elements<Row>().Where(r => r.RowIndex! == excelParams.RowIndex).Any())
+            {
+                row = sheetData.Elements<Row>().Where(r => r.RowIndex! == excelParams.RowIndex).First();
+            }
+            else
+            {
+                row = new Row() { RowIndex = excelParams.RowIndex };
+                sheetData.Append(row);
+            }
+
+            Cell cell;
+            if (row.Elements<Cell>().Where(c => c.CellReference!.Value == excelParams.CellReference).Any())
+            {
+                cell = row.Elements<Cell>().Where(c => c.CellReference!.Value == excelParams.CellReference).First();
+            }
+            else
+            {
+                Cell? refCell = null;
+                foreach (Cell rowCell in row.Elements<Cell>())
+                {
+                    if (string.Compare(rowCell.CellReference!.Value, excelParams.CellReference, true) > 0)
+                    {
+                        refCell = rowCell;
+                        break;
+                    }
+                }
+                var newCell = new Cell()
+                {
+                    CellReference = excelParams.CellReference
+                };
+                row.InsertBefore(newCell, refCell);
+                cell = newCell;
+            }
+            _shareStringPart.SharedStringTable.AppendChild(new SharedStringItem(new Text(excelParams.Text)));
+            _shareStringPart.SharedStringTable.Save();
+            cell.CellValue = new CellValue((_shareStringPart.SharedStringTable.Elements<SharedStringItem>().Count() - 1).ToString());
+            cell.DataType = new EnumValue<CellValues>(CellValues.SharedString);
+            cell.StyleIndex = GetStyleValue(excelParams.StyleInfo);
+        }
+        protected override void MergeCells(ExcelMergeParameters excelParams)
+        {
+            if (_worksheet == null)
+            {
+                return;
+            }
+            MergeCells mergeCells;
+            if (_worksheet.Elements<MergeCells>().Any())
+            {
+                mergeCells = _worksheet.Elements<MergeCells>().First();
+            }
+            else
+            {
+                mergeCells = new MergeCells();
+                if (_worksheet.Elements<CustomSheetView>().Any())
+                {
+                    _worksheet.InsertAfter(mergeCells,
+                   _worksheet.Elements<CustomSheetView>().First());
+                }
+                else
+                {
+                    _worksheet.InsertAfter(mergeCells,
+                   _worksheet.Elements<SheetData>().First());
+                }
+            }
+            var mergeCell = new MergeCell()
+            {
+                Reference = new StringValue(excelParams.Merge)
+            };
+            mergeCells.Append(mergeCell);
+        }
+        protected override void SaveExcel(ExcelInfo info)
+        {
+            if (_spreadsheetDocument == null)
+            {
+                return;
+            }
+            _spreadsheetDocument.WorkbookPart!.Workbook.Save();
+            _spreadsheetDocument.Close();
+        }
+    }
+}
+

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/Implements/SaveToPdf.cs

@@ -0,0 +1,94 @@
+using FoodOrderBusinessLogic.OfficePackage.HelperEnums;
+using FoodOrderBusinessLogic.OfficePackage.HelperModels;
+using MigraDoc.DocumentObjectModel;
+using MigraDoc.DocumentObjectModel.Tables;
+using MigraDoc.Rendering;
+
+namespace FoodOrderBusinessLogic.OfficePackage.Implements
+{
+    public class SaveToPdf : AbstractSaveToPdf
+    {
+        private Document? _document;
+        private Section? _section;
+        private Table? _table;
+        private static ParagraphAlignment GetParagraphAlignment(PdfParagraphAlignmentType type)
+        {
+            return type switch
+            {
+                PdfParagraphAlignmentType.Center => ParagraphAlignment.Center,
+                PdfParagraphAlignmentType.Left => ParagraphAlignment.Left,
+                PdfParagraphAlignmentType.Rigth => ParagraphAlignment.Right,
+                _ => ParagraphAlignment.Justify,
+            };
+        }
+        private static void DefineStyles(Document document)
+        {
+            var style = document.Styles["Normal"];
+            style.Font.Name = "Times New Roman";
+            style.Font.Size = 14;
+            style = document.Styles.AddStyle("NormalTitle", "Normal");
+            style.Font.Bold = true;
+        }
+        protected override void CreatePdf(PdfInfo info)
+        {
+            _document = new Document();
+            DefineStyles(_document);
+            _section = _document.AddSection();
+        }
+        protected override void CreateParagraph(PdfParagraph pdfParagraph)
+        {
+            if (_section == null)
+            {
+                return;
+            }
+            var paragraph = _section.AddParagraph(pdfParagraph.Text);
+            paragraph.Format.SpaceAfter = "1cm";
+            paragraph.Format.Alignment = GetParagraphAlignment(pdfParagraph.ParagraphAlignment);
+            paragraph.Style = pdfParagraph.Style;
+        }
+        protected override void CreateTable(List<string> columns)
+        {
+            if (_document == null)
+            {
+                return;
+            }
+            _table = _document.LastSection.AddTable();
+            foreach (var elem in columns)
+            {
+                _table.AddColumn(elem);
+            }
+        }
+        protected override void CreateRow(PdfRowParameters rowParameters)
+        {
+            if (_table == null)
+            {
+                return;
+            }
+            var row = _table.AddRow();
+            for (int i = 0; i < rowParameters.Texts.Count; ++i)
+            {
+                row.Cells[i].AddParagraph(rowParameters.Texts[i]);
+                if (!string.IsNullOrEmpty(rowParameters.Style))
+                {
+                    row.Cells[i].Style = rowParameters.Style;
+                }
+                Unit borderWidth = 0.5;
+                row.Cells[i].Borders.Left.Width = borderWidth;
+                row.Cells[i].Borders.Right.Width = borderWidth;
+                row.Cells[i].Borders.Top.Width = borderWidth;
+                row.Cells[i].Borders.Bottom.Width = borderWidth;
+                row.Cells[i].Format.Alignment = GetParagraphAlignment(rowParameters.ParagraphAlignment);
+                row.Cells[i].VerticalAlignment = VerticalAlignment.Center;
+            }
+        }
+        protected override void SavePdf(PdfInfo info)
+        {
+            var renderer = new PdfDocumentRenderer(true)
+            {
+                Document = _document
+            };
+            renderer.RenderDocument();
+            renderer.PdfDocument.Save(info.FileName);
+        }
+    }
+}

FoodOrders/FoodOrdersBusinessLogic/OfficePackage/Implements/SaveToWord.cs

@@ -0,0 +1,114 @@
+using DocumentFormat.OpenXml;
+using DocumentFormat.OpenXml.Packaging;
+using DocumentFormat.OpenXml.Wordprocessing;
+using FoodOrderBusinessLogic.OfficePackage.HelperEnums;
+using FoodOrderBusinessLogic.OfficePackage.HelperModels;
+using static System.Net.Mime.MediaTypeNames;
+
+using Document = DocumentFormat.OpenXml.Wordprocessing.Document;
+using Text = DocumentFormat.OpenXml.Wordprocessing.Text;
+
+
+namespace FoodOrderBusinessLogic.OfficePackage.Implements
+{
+    public class SaveToWord : AbstractSaveToWord
+    {
+        private WordprocessingDocument? _wordDocument;
+        private Body? _docBody;
+        private static JustificationValues GetJustificationValues(WordJustificationType type)
+        {
+            return type switch
+            {
+                WordJustificationType.Both => JustificationValues.Both,
+                WordJustificationType.Center => JustificationValues.Center,
+                WordJustificationType.Right => JustificationValues.Right,
+                _ => JustificationValues.Left,
+            };
+        }
+
+        private static SectionProperties CreateSectionProperties()
+        {
+            var properties = new SectionProperties();
+            var pageSize = new PageSize
+            {
+                Orient = PageOrientationValues.Portrait
+            };
+            properties.AppendChild(pageSize);
+            return properties;
+        }
+
+        private static ParagraphProperties? CreateParagraphProperties(WordTextProperties? paragraphProperties)
+        {
+            if (paragraphProperties == null)
+            {
+                return null;
+            }
+            var properties = new ParagraphProperties();
+            properties.AppendChild(new Justification()
+            {
+                Val = GetJustificationValues(paragraphProperties.JustificationType)
+            });
+            properties.AppendChild(new SpacingBetweenLines
+            {
+                LineRule = LineSpacingRuleValues.Auto
+            });
+            properties.AppendChild(new Indentation());
+            var paragraphMarkRunProperties = new ParagraphMarkRunProperties();
+            if (!string.IsNullOrEmpty(paragraphProperties.Size))
+            {
+                paragraphMarkRunProperties.AppendChild(new FontSize
+                {
+                    Val = paragraphProperties.Size
+                });
+            }
+            properties.AppendChild(paragraphMarkRunProperties);
+            return properties;
+        }
+        protected override void CreateWord(WordInfo info)
+        {
+            _wordDocument = WordprocessingDocument.Create(info.FileName, WordprocessingDocumentType.Document);
+            MainDocumentPart mainPart = _wordDocument.AddMainDocumentPart();
+            mainPart.Document = new Document();
+            _docBody = mainPart.Document.AppendChild(new Body());
+        }
+        protected override void CreateParagraph(WordParagraph paragraph)
+        {
+            if (_docBody == null || paragraph == null)
+            {
+                return;
+            }
+            var docParagraph = new Paragraph();
+
+            docParagraph.AppendChild(CreateParagraphProperties(paragraph.TextProperties));
+            foreach (var run in paragraph.Texts)
+            {
+                var docRun = new Run();
+                var properties = new RunProperties();
+                properties.AppendChild(new FontSize { Val = run.Item2.Size });
+                if (run.Item2.Bold)
+                {
+                    properties.AppendChild(new Bold());
+                }
+                docRun.AppendChild(properties);
+                docRun.AppendChild(new Text
+                {
+                    Text = run.Item1,
+                    Space = SpaceProcessingModeValues.Preserve
+                });
+                docParagraph.AppendChild(docRun);
+            }
+            _docBody.AppendChild(docParagraph);
+        }
+        protected override void SaveWord(WordInfo info)
+        {
+            if (_docBody == null || _wordDocument == null)
+            {
+                return;
+            }
+            _docBody.AppendChild(CreateSectionProperties());
+            _wordDocument.MainDocumentPart!.Document.Save();
+            _wordDocument.Close();
+        }
+
+    }
+}

FoodOrders/FoodOrdersContracts/BindingModels/ComponentBindingModel.cs

@@ -0,0 +1,19 @@
+using FoodOrdersDataModel.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersContracts.BindingModels
+{
+    public class ComponentBindingModel : IComponentModel
+    {
+        public int Id { get; set; }
+        public string ComponentName { get; set; } = string.Empty;
+
+        public double Cost { get; set; }
+
+    }
+}

FoodOrders/FoodOrdersContracts/BindingModels/FoodBindingModel.cs

@@ -0,0 +1,20 @@
+using FoodOrdersDataModel.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersContracts.BindingModels
+{
+    public class FoodBindingModel : IFoodModel
+    {
+        public int Id { get; set; }
+        public string FoodName { get; set; } = string.Empty;
+
+        public double Price { get; set; }
+
+        public Dictionary<int, (IComponentModel, int)> FoodComponents { get; set; } = new();
+
+    }
+}

FoodOrders/FoodOrdersContracts/BindingModels/OrderBindingModel.cs

@@ -0,0 +1,28 @@
+using FoodOrdersDataModel.Enums;
+using FoodOrdersDataModel.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersContracts.BindingModels
+{
+    public class OrderBindingModel : IOrderModel
+    {
+        public int Id { get; set; }
+        public int FoodId { get; set; }
+        public string FoodName { get; set; } = string.Empty;
+
+        public int Count { get; set; }
+
+        public double Sum { get; set; }
+
+        public OrderStatus Status { get; set; } = OrderStatus.Неизвестен;
+
+        public DateTime DateCreate { get; set; } = DateTime.SpecifyKind(DateTime.Now, DateTimeKind.Utc);
+
+        public DateTime? DateImplement { get; set; }
+
+    }
+}

FoodOrders/FoodOrdersContracts/BindingModels/ReportBindingModel.cs

@@ -0,0 +1,9 @@
+namespace FoodOrdersContracts.BindingModels
+{
+    public class ReportBindingModel
+    {
+        public string FileName { get; set; } = string.Empty;
+        public DateTime? DateFrom { get; set; }
+        public DateTime? DateTo { get; set;}
+    }
+}

FoodOrders/FoodOrdersContracts/BusinessLogicsContracts/IComponentLogic.cs

@@ -0,0 +1,20 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersContracts.BusinessLogicsContracts
+{
+    public interface IComponentLogic
+    {
+        List<ComponentViewModel>? ReadList(ComponentSearchModel? model);
+        ComponentViewModel? ReadElement(ComponentSearchModel? model);
+        bool Create(ComponentBindingModel? model);
+        bool Update(ComponentBindingModel? model);
+        bool Delete(ComponentBindingModel? model);
+    }
+}

FoodOrders/FoodOrdersContracts/BusinessLogicsContracts/IFoodLogic.cs

@@ -0,0 +1,15 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.ViewModels;
+
+namespace FoodOrdersContracts.BusinessLogicsContracts
+{
+    public interface IFoodLogic
+    {
+        List<FoodViewModel>? ReadList(FoodSearchModel? model);
+        FoodViewModel? ReadElement(FoodSearchModel? model);
+        bool Create(FoodBindingModel? model);
+        bool Update(FoodBindingModel? model);
+        bool Delete(FoodBindingModel? model);
+    }
+}

FoodOrders/FoodOrdersContracts/BusinessLogicsContracts/IOrderLogic.cs

@@ -0,0 +1,15 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.ViewModels;
+
+namespace FoodOrdersContracts.BusinessLogicsContracts
+{
+    public interface IOrderLogic
+    {
+        List<OrderViewModel>? ReadList(OrderSearchModel? model);
+        bool CreateOrder(OrderBindingModel? model);
+        bool TakeOrderInWork(OrderBindingModel? model);
+        bool FinishOrder(OrderBindingModel? model);
+        bool DeliveryOrder(OrderBindingModel? model);
+    }
+}

FoodOrders/FoodOrdersContracts/BusinessLogicsContracts/IReportLogic.cs

@@ -0,0 +1,21 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersContracts.BusinessLogicsContracts
+{
+    public interface IReportLogic
+    {
+
+        List<ReportFoodComponentViewModel> GetFood();
+        List<ReportOrdersViewModel> GetOrders(ReportBindingModel model);
+        void SaveFoodsToWordFile(ReportBindingModel model);
+        void SaveFoodComponentToExcelFile(ReportBindingModel model);
+        void SaveOrdersToPdfFile(ReportBindingModel model);
+
+    }
+}

FoodOrders/FoodOrdersContracts/FoodOrdersContracts.csproj

@@ -0,0 +1,19 @@
+<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.Extensions.Configuration" Version="7.0.0" />
+    <PackageReference Include="NLog.Extensions.Logging" Version="5.2.2" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\FoodOrdersDataModel\FoodOrdersDataModel.csproj" />
+  </ItemGroup>
+
+</Project>

FoodOrders/FoodOrdersContracts/SearchModels/ComponentSearchModel.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersContracts.SearchModels
+{
+    public class ComponentSearchModel
+    {
+        public int? Id { get; set; }
+        public string? ComponentName { get; set; }
+    }
+}

FoodOrders/FoodOrdersContracts/SearchModels/FoodSearchModel.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersContracts.SearchModels
+{
+    public class FoodSearchModel
+    {
+        public int? Id { get; set; }
+        public string? FoodName { get; set; }
+    }
+}

FoodOrders/FoodOrdersContracts/SearchModels/OrderSearchModel.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersContracts.SearchModels
+{
+    public class OrderSearchModel
+    {
+        public int? Id { get; set; }
+        public DateTime? DateFrom { get; set; }
+        public DateTime? DateTo { get; set; }  
+    }
+}

FoodOrders/FoodOrdersContracts/StoragesContracts/IComponentStorage.cs

@@ -0,0 +1,17 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.ViewModels;
+
+namespace FoodOrdersContracts.StoragesContracts
+{
+    public interface IComponentStorage
+    {
+        List<ComponentViewModel> GetFullList();
+        List<ComponentViewModel> GetFilteredList(ComponentSearchModel model);
+        ComponentViewModel? GetElement(ComponentSearchModel model);
+        ComponentViewModel? Insert (ComponentBindingModel model);
+        ComponentViewModel? Update (ComponentBindingModel model);
+        ComponentViewModel? Delete (ComponentBindingModel model);
+
+    }
+}

FoodOrders/FoodOrdersContracts/StoragesContracts/IFoodStorage.cs

@@ -0,0 +1,21 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersContracts.StoragesContracts
+{
+    public interface IFoodStorage
+    {
+        List<FoodViewModel> GetFullList();
+        List<FoodViewModel> GetFilteredList(FoodSearchModel model);
+        FoodViewModel? GetElement(FoodSearchModel model);
+        FoodViewModel? Insert(FoodBindingModel model);
+        FoodViewModel? Update(FoodBindingModel model);
+        FoodViewModel? Delete(FoodBindingModel model);
+    }
+}

FoodOrders/FoodOrdersContracts/StoragesContracts/IOrderStorage.cs

@@ -0,0 +1,21 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersContracts.StoragesContracts
+{
+    public interface IOrderStorage
+    {
+        List<OrderViewModel> GetFullList();
+        List<OrderViewModel> GetFilteredList(OrderSearchModel model);
+        OrderViewModel? GetElement(OrderSearchModel model);
+        OrderViewModel? Insert(OrderBindingModel model);
+        OrderViewModel? Update(OrderBindingModel model);
+        OrderViewModel? Delete(OrderBindingModel model);
+    }
+}

FoodOrders/FoodOrdersContracts/ViewModels/ComponentViewModel.cs

@@ -0,0 +1,20 @@
+using FoodOrdersDataModel.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersContracts.ViewModels
+{
+    public class ComponentViewModel : IComponentModel
+    {
+        public int Id {get; set;}
+        [DisplayName("Название компонента")]
+        public string ComponentName { get; set; } = string.Empty;
+        [DisplayName("Цена")]
+        public double Cost { get; set; }
+
+    }
+}

FoodOrders/FoodOrdersContracts/ViewModels/FoodViewModel.cs

@@ -0,0 +1,24 @@
+using FoodOrdersDataModel.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersContracts.ViewModels
+{
+    public class FoodViewModel : IFoodModel
+    {
+        public int Id {get; set; }
+
+        [DisplayName("Название продукта")]
+        public string FoodName { get; set; } = string.Empty;
+
+        [DisplayName("Цена")]
+        public double Price { get; set; }
+
+        public Dictionary<int, (IComponentModel, int)> FoodComponents { get; set; } = new();
+
+    }
+}

FoodOrders/FoodOrdersContracts/ViewModels/OrderViewModel.cs

@@ -0,0 +1,36 @@
+using FoodOrdersDataModel.Enums;
+using FoodOrdersDataModel.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersContracts.ViewModels
+{
+    public class OrderViewModel : IOrderModel
+    {
+        [DisplayName(" Номер ")]
+        public int Id { get; set; }
+        public int FoodId { get; set; }
+        [DisplayName(" Изделие ")]
+        public string FoodName { get; set; } = string.Empty;
+
+        [DisplayName(" Кол-во ")]
+        public int Count { get; set; }
+
+        [DisplayName(" Сумма ")]
+        public double Sum { get; set; }
+
+        [DisplayName(" Статус ")]
+        public OrderStatus Status { get; set; } = OrderStatus.Неизвестен;
+
+        [DisplayName(" Дата создания ")]
+        public DateTime DateCreate { get; set; } = DateTime.SpecifyKind(DateTime.Now, DateTimeKind.Utc);
+
+        [DisplayName(" Дата выполнения ")]
+        public DateTime? DateImplement { get; set; }
+
+    }
+}

FoodOrders/FoodOrdersContracts/ViewModels/ReportFoodComponentViewModel.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersContracts.ViewModels
+{
+    public class ReportFoodComponentViewModel
+    {
+        public string FoodName { get; set; } = string.Empty;
+        public int TotalCount { get; set; }
+        public List<(string componentName, int count)> Components { get; set; } = new();
+
+    }
+}

FoodOrders/FoodOrdersContracts/ViewModels/ReportOrdersViewModel.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersContracts.ViewModels
+{
+    public class ReportOrdersViewModel
+    {
+        public int Id { get; set; }
+        public DateTime DateCreate { get; set; }
+        public string FoodName { get; set; } = string.Empty;
+        public string OrderStatus { get; set; } = string.Empty;
+        public double Sum { get; set; }
+
+    }
+}

FoodOrders/FoodOrdersDataModel/Enums/OrderStatus.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersDataModel.Enums
+{
+    public enum OrderStatus
+    {
+        Неизвестен = -1,
+        Принят = 0,
+        Выполняется = 1,
+        Готов = 2,
+        Выдан = 3
+    }
+}

FoodOrders/FoodOrdersDataModel/FoodOrdersDataModel.csproj

@@ -0,0 +1,15 @@
+<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.Extensions.Configuration" Version="7.0.0" />
+    <PackageReference Include="NLog.Extensions.Logging" Version="5.2.2" />
+  </ItemGroup>
+
+</Project>

FoodOrders/FoodOrdersDataModel/IId.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersDataModel
+{
+    public interface IId
+    {
+        int Id { get; }
+    }
+}

FoodOrders/FoodOrdersDataModel/Models/IComponentModel.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersDataModel.Models
+{
+    public interface IComponentModel : IId
+    {
+        string ComponentName { get;}
+        double Cost { get; }
+    }
+}

FoodOrders/FoodOrdersDataModel/Models/IFoodModel.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersDataModel.Models
+{
+    public interface IFoodModel : IId
+    {
+        string FoodName { get; }
+        double Price { get; }
+        Dictionary<int, (IComponentModel, int)> FoodComponents { get; } 
+    }
+}

FoodOrders/FoodOrdersDataModel/Models/IOrderModel.cs

@@ -0,0 +1,19 @@
+using FoodOrdersDataModel.Enums;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersDataModel.Models
+{
+    public interface IOrderModel : IId
+    {
+        int FoodId { get; }
+        int Count { get; }
+        double Sum { get; }
+        OrderStatus Status { get; }
+        DateTime DateCreate { get; }
+        DateTime? DateImplement { get; }
+    }
+}

FoodOrders/FoodOrdersListImplement/DataListSingleton.cs

@@ -0,0 +1,31 @@
+using FoodOrdersListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersListImplement
+{
+    internal class DataListSingleton
+    {
+        private static DataListSingleton? _instance;
+        public List<Component> Components { get; set; }
+        public List<Order> Orders { get; set; }
+        public List<Food> Foods { get; set; }
+        private DataListSingleton()
+        {
+            Components = new List<Component>();
+            Orders = new List<Order>();
+            Foods = new List<Food>();
+        }
+        public static DataListSingleton GetInstance()
+        {
+            if (_instance == null)
+            {
+                _instance = new DataListSingleton();
+            }
+            return _instance;
+        }
+    }
+}

FoodOrders/FoodOrdersListImplement/FoodOrdersListImplement.csproj

@@ -0,0 +1,20 @@
+<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.Extensions.Configuration" Version="7.0.0" />
+    <PackageReference Include="NLog.Extensions.Logging" Version="5.2.2" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\FoodOrdersDataModel\FoodOrdersDataModel.csproj" />
+    <ProjectReference Include="..\FoodOrdersContracts\FoodOrdersContracts.csproj" />
+  </ItemGroup>
+
+</Project>

FoodOrders/FoodOrdersListImplement/Implements/ComponentStorage.cs

@@ -0,0 +1,108 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.StoragesContracts;
+using FoodOrdersContracts.ViewModels;
+using FoodOrdersListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersListImplement.Implements
+{
+    public class ComponentStorage : IComponentStorage
+    {
+        private readonly DataListSingleton _source;
+        public ComponentStorage()
+        {
+            _source = DataListSingleton.GetInstance();
+        }
+        public List<ComponentViewModel> GetFullList()
+        {
+            var result = new List<ComponentViewModel>();
+            foreach (var component in _source.Components)
+            {
+                result.Add(component.GetViewModel);
+            }
+            return result;
+        }
+        public List<ComponentViewModel> GetFilteredList(ComponentSearchModel
+        model)
+        {
+            var result = new List<ComponentViewModel>();
+            if (string.IsNullOrEmpty(model.ComponentName))
+            {
+                return result;
+            }
+            foreach (var component in _source.Components)
+            {
+                if (component.ComponentName.Contains(model.ComponentName))
+                {
+                    result.Add(component.GetViewModel);
+                }
+            }
+            return result;
+        }
+        public ComponentViewModel? GetElement(ComponentSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ComponentName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+        foreach (var component in _source.Components)
+            {
+                if ((!string.IsNullOrEmpty(model.ComponentName) &&
+                component.ComponentName == model.ComponentName) ||
+                (model.Id.HasValue && component.Id == model.Id))
+                {
+                    return component.GetViewModel;
+                }
+            }
+            return null;
+        }
+        public ComponentViewModel? Insert(ComponentBindingModel model)
+        {
+            model.Id = 1;
+            foreach (var component in _source.Components)
+            {
+                if (model.Id <= component.Id)
+                {
+                    model.Id = component.Id + 1;
+                }
+            }
+            var newComponent = Component.Create(model);
+            if (newComponent == null)
+            {
+                return null;
+            }
+            _source.Components.Add(newComponent);
+            return newComponent.GetViewModel;
+        }
+        public ComponentViewModel? Update(ComponentBindingModel model)
+        {
+            foreach (var component in _source.Components)
+            {
+                if (component.Id == model.Id)
+                {
+                    component.Update(model);
+                    return component.GetViewModel;
+                }
+            }
+            return null;
+        }
+        public ComponentViewModel? Delete(ComponentBindingModel model)
+        {
+            for (int i = 0; i < _source.Components.Count; ++i)
+            {
+                if (_source.Components[i].Id == model.Id)
+                {
+                    var element = _source.Components[i];
+                    _source.Components.RemoveAt(i);
+                    return element.GetViewModel;
+                }
+            }
+            return null;
+        }
+    }
+}

FoodOrders/FoodOrdersListImplement/Implements/FoodStorage.cs

@@ -0,0 +1,125 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.StoragesContracts;
+using FoodOrdersContracts.ViewModels;
+using FoodOrdersListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersListImplement.Implements
+{
+    public class FoodStorage : IFoodStorage
+    {
+        private readonly DataListSingleton _source;
+        public FoodStorage()
+        {
+            _source = DataListSingleton.GetInstance();
+        }
+        public List<FoodViewModel> GetFullList()
+        {
+            var result = new List<FoodViewModel>();
+
+            foreach (var food in _source.Foods)
+            {
+                result.Add(food.GetViewModel);
+            }
+
+            return result;
+        }
+
+        public List<FoodViewModel> GetFilteredList(FoodSearchModel model)
+        {
+            var result = new List<FoodViewModel>();
+
+            if (string.IsNullOrEmpty(model.FoodName))
+            {
+                return result;
+            }
+
+            foreach (var food in _source.Foods)
+            {
+                if (food.FoodName.Contains(model.FoodName))
+                {
+                    result.Add(food.GetViewModel);
+                }
+            }
+
+            return result;
+        }
+
+        public FoodViewModel? GetElement(FoodSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.FoodName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+
+            foreach (var food in _source.Foods)
+            {
+                if ((!string.IsNullOrEmpty(model.FoodName) && food.FoodName == model.FoodName) || (model.Id.HasValue && food.Id == model.Id))
+                {
+                    return food.GetViewModel;
+                }
+            }
+
+            return null;
+        }
+
+        public FoodViewModel? Insert(FoodBindingModel model)
+        {
+            model.Id = 1;
+
+            foreach (var food in _source.Foods)
+            {
+                if (model.Id <= food.Id)
+                {
+                    model.Id = food.Id + 1;
+                }
+            }
+
+            var newWork = Food.Create(model);
+
+            if (newWork == null)
+            {
+                return null;
+            }
+
+            _source.Foods.Add(newWork);
+
+            return newWork.GetViewModel;
+        }
+
+        public FoodViewModel? Update(FoodBindingModel model)
+        {
+            foreach (var food in _source.Foods)
+            {
+                if (food.Id == model.Id)
+                {
+                    food.Update(model);
+                    return food.GetViewModel;
+                }
+            }
+
+            return null;
+        }
+
+        public FoodViewModel? Delete(FoodBindingModel model)
+        {
+            for (int i = 0; i < _source.Foods.Count; ++i)
+            {
+                if (_source.Foods[i].Id == model.Id)
+                {
+                    var element = _source.Foods[i];
+                    _source.Foods.RemoveAt(i);
+                    return element.GetViewModel;
+                }
+            }
+
+            return null;
+        }
+    }
+}
+

FoodOrders/FoodOrdersListImplement/Implements/OrderStorage.cs

@@ -0,0 +1,124 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.SearchModels;
+using FoodOrdersContracts.StoragesContracts;
+using FoodOrdersContracts.ViewModels;
+using FoodOrdersListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersListImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+        private readonly DataListSingleton _source;
+        public OrderStorage()
+        {
+            _source = DataListSingleton.GetInstance();
+        }
+
+        public List<OrderViewModel> GetFullList()
+        {
+            var result = new List<OrderViewModel>();
+
+            foreach (var order in _source.Orders)
+            {
+                result.Add(order.GetViewModel);
+            }
+
+            return result;
+        }
+
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            var result = new List<OrderViewModel>();
+
+            if (!model.Id.HasValue)
+            {
+                return result;
+            }
+
+            foreach (var order in _source.Orders)
+            {
+                if (model.Id.HasValue && order.Id == model.Id)
+                {
+                    result.Add(order.GetViewModel);
+                }
+            }
+
+            return result;
+        }
+
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+
+            foreach (var order in _source.Orders)
+            {
+                if (model.Id.HasValue && order.Id == model.Id)
+                {
+                    return order.GetViewModel;
+                }
+            }
+
+            return null;
+        }
+
+        public OrderViewModel? Insert(OrderBindingModel model)
+        {
+            model.Id = 1;
+
+            foreach (var order in _source.Orders)
+            {
+                if (model.Id <= order.Id)
+                {
+                    model.Id = order.Id + 1;
+                }
+            }
+
+            var newOrder = Order.Create(model);
+
+            if (newOrder == null)
+            {
+                return null;
+            }
+
+            _source.Orders.Add(newOrder);
+
+            return newOrder.GetViewModel;
+        }
+
+        public OrderViewModel? Update(OrderBindingModel model)
+        {
+            foreach (var order in _source.Orders)
+            {
+                if (order.Id == model.Id)
+                {
+                    order.Update(model);
+                    return order.GetViewModel;
+                }
+            }
+
+            return null;
+        }
+        public OrderViewModel? Delete(OrderBindingModel model)
+        {
+            for (int i = 0; i < _source.Orders.Count; ++i)
+            {
+                if (_source.Orders[i].Id == model.Id)
+                {
+                    var element = _source.Orders[i];
+                    _source.Orders.RemoveAt(i);
+                    return element.GetViewModel;
+                }
+            }
+
+            return null;
+        }
+    }
+}

FoodOrders/FoodOrdersListImplement/Models/Component.cs

@@ -0,0 +1,46 @@
+using FoodOrdersDataModel.Models;
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersListImplement.Models
+{
+    internal class Component : IComponentModel
+    {
+        public int Id { get; private set; }
+        public string ComponentName { get; private set; } = string.Empty;
+        public double Cost { get; set; }
+        public static Component? Create(ComponentBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Component()
+            {
+                Id = model.Id,
+                ComponentName = model.ComponentName,
+                Cost = model.Cost
+            };
+        }
+        public void Update(ComponentBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ComponentName = model.ComponentName;
+            Cost = model.Cost;
+        }
+        public ComponentViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ComponentName = ComponentName,
+            Cost = Cost
+        };
+    }
+}

FoodOrders/FoodOrdersListImplement/Models/Food.cs

@@ -0,0 +1,54 @@
+using FoodOrdersDataModel.Models;
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersListImplement.Models
+{
+    public class Food : IFoodModel
+    {
+        public int Id { get; private set; }
+        public string FoodName { get; private set; } = string.Empty;
+        public double Price { get; private set; }
+        public Dictionary<int, (IComponentModel, int)> FoodComponents
+        {
+            get;
+            private set;
+        } = new Dictionary<int, (IComponentModel, int)>();
+        public static Food? Create(FoodBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Food()
+            {
+                Id = model.Id,
+                FoodName = model.FoodName,
+                Price = model.Price,
+                FoodComponents = model.FoodComponents
+            };
+        }
+        public void Update(FoodBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            FoodName = model.FoodName;
+            Price = model.Price;
+            FoodComponents = model.FoodComponents;
+        }
+        public FoodViewModel GetViewModel => new()
+        {
+            Id = Id,
+            FoodName = FoodName,
+            Price = Price,
+            FoodComponents = FoodComponents
+        };
+    }
+}

FoodOrders/FoodOrdersListImplement/Models/Order.cs

@@ -0,0 +1,71 @@
+using FoodOrdersDataModel.Enums;
+using FoodOrdersDataModel.Models;
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoodOrdersListImplement.Models
+{
+    internal class Order : IOrderModel
+    {
+        public int Id { get; private set; }
+        public int FoodId { get; private set; }
+        public string FoodName { 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.SpecifyKind(DateTime.Now, DateTimeKind.Utc);
+        public DateTime? DateImplement { get; private set; }
+
+        public static Order? Create(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = model.Id,
+                FoodId = model.FoodId,
+                FoodName = model.FoodName,
+                Count = model.Count,
+                Sum = model.Sum,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement
+            };
+        }
+
+        public void Update(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            FoodId = model.FoodId;
+            FoodName = model.FoodName;
+            Count = model.Count;
+            Sum = model.Sum;
+            Status = model.Status;
+            DateCreate = model.DateCreate;
+            DateImplement = model.DateImplement;
+        }
+
+        public OrderViewModel GetViewModel => new()
+        {
+            Id = Id,
+            FoodId = FoodId,
+            FoodName = FoodName,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement
+        };
+    }
+}
+

FoodOrders/FoodOrdersView/FoodOrdersView.csproj

@@ -0,0 +1,51 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <TargetFramework>net6.0-windows</TargetFramework>
+    <Nullable>enable</Nullable>
+    <UseWindowsForms>true</UseWindowsForms>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="BoldReports.JavaScript" Version="4.2.87" />
+    <PackageReference Include="BoldReports.WPF" Version="4.2.87" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="7.0.5" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="7.0.5">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="7.0.5">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="7.0.0" />
+    <PackageReference Include="NLog.Extensions.Logging" Version="5.2.2" />
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="7.0.3" />
+    <PackageReference Include="ReportViewerCore.WinForms" Version="15.1.17" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\FoodOrderDatabaseImplement\FoodOrderDatabaseImplement.csproj" />
+    <ProjectReference Include="..\FoodOrderFileImplement\FoodOrderFileImplement.csproj" />
+    <ProjectReference Include="..\FoodOrdersBusinessLogic\FoodOrderBusinessLogic.csproj" />
+    <ProjectReference Include="..\FoodOrdersContracts\FoodOrdersContracts.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Compile Update="Properties\Resources.Designer.cs">
+      <DesignTime>True</DesignTime>
+      <AutoGen>True</AutoGen>
+      <DependentUpon>Resources.resx</DependentUpon>
+    </Compile>
+  </ItemGroup>
+
+  <ItemGroup>
+    <EmbeddedResource Update="Properties\Resources.resx">
+      <Generator>ResXFileCodeGenerator</Generator>
+      <LastGenOutput>Resources.Designer.cs</LastGenOutput>
+    </EmbeddedResource>
+  </ItemGroup>
+
+</Project>

FoodOrders/FoodOrdersView/FormComponent.Designer.cs

@@ -0,0 +1,118 @@
+namespace FoodOrdersView
+{
+    partial class FormComponent
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.ComponentNameTextBox = new System.Windows.Forms.TextBox();
+            this.labelName = new System.Windows.Forms.Label();
+            this.labelCost = new System.Windows.Forms.Label();
+            this.CostTextBox = new System.Windows.Forms.TextBox();
+            this.SaveButton = new System.Windows.Forms.Button();
+            this.ButtonCancel = new System.Windows.Forms.Button();
+            this.SuspendLayout();
+            // 
+            // ComponentNameTextBox
+            // 
+            this.ComponentNameTextBox.Location = new System.Drawing.Point(83, 12);
+            this.ComponentNameTextBox.Name = "ComponentNameTextBox";
+            this.ComponentNameTextBox.Size = new System.Drawing.Size(236, 23);
+            this.ComponentNameTextBox.TabIndex = 0;
+            // 
+            // labelName
+            // 
+            this.labelName.AutoSize = true;
+            this.labelName.Location = new System.Drawing.Point(13, 15);
+            this.labelName.Name = "labelName";
+            this.labelName.Size = new System.Drawing.Size(62, 15);
+            this.labelName.TabIndex = 1;
+            this.labelName.Text = "Название:";
+            // 
+            // labelCost
+            // 
+            this.labelCost.AutoSize = true;
+            this.labelCost.Location = new System.Drawing.Point(37, 64);
+            this.labelCost.Name = "labelCost";
+            this.labelCost.Size = new System.Drawing.Size(38, 15);
+            this.labelCost.TabIndex = 3;
+            this.labelCost.Text = "Цена:";
+            // 
+            // CostTextBox
+            // 
+            this.CostTextBox.Location = new System.Drawing.Point(83, 61);
+            this.CostTextBox.Name = "CostTextBox";
+            this.CostTextBox.Size = new System.Drawing.Size(234, 23);
+            this.CostTextBox.TabIndex = 2;
+            // 
+            // SaveButton
+            // 
+            this.SaveButton.Location = new System.Drawing.Point(83, 99);
+            this.SaveButton.Name = "SaveButton";
+            this.SaveButton.Size = new System.Drawing.Size(84, 23);
+            this.SaveButton.TabIndex = 4;
+            this.SaveButton.Text = "Сохранить";
+            this.SaveButton.UseVisualStyleBackColor = true;
+            this.SaveButton.Click += new System.EventHandler(this.SaveButton_Click);
+            // 
+            // ButtonCancel
+            // 
+            this.ButtonCancel.Location = new System.Drawing.Point(233, 99);
+            this.ButtonCancel.Name = "ButtonCancel";
+            this.ButtonCancel.Size = new System.Drawing.Size(84, 23);
+            this.ButtonCancel.TabIndex = 5;
+            this.ButtonCancel.Text = "Отмена";
+            this.ButtonCancel.UseVisualStyleBackColor = true;
+            this.ButtonCancel.Click += new System.EventHandler(this.ButtonCancel_Click);
+            // 
+            // FormComponent
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 15F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(332, 144);
+            this.Controls.Add(this.ButtonCancel);
+            this.Controls.Add(this.SaveButton);
+            this.Controls.Add(this.labelCost);
+            this.Controls.Add(this.CostTextBox);
+            this.Controls.Add(this.labelName);
+            this.Controls.Add(this.ComponentNameTextBox);
+            this.Name = "FormComponent";
+            this.Text = "FormComponent";
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private TextBox ComponentNameTextBox;
+        private Label labelName;
+        private Label labelCost;
+        private TextBox CostTextBox;
+        private Button SaveButton;
+        private Button ButtonCancel;
+    }
+}

FoodOrders/FoodOrdersView/FormComponent.cs

@@ -0,0 +1,102 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.BusinessLogicsContracts;
+using FoodOrdersContracts.SearchModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace FoodOrdersView
+{
+    public partial class FormComponent : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IComponentLogic _logic;
+        private int? _id;
+        public int Id { set { _id = value; } }
+
+        public FormComponent(ILogger<FormComponent> logger, IComponentLogic logic)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logic = logic;
+        }
+
+        private void FormComponent_Load(object sender, EventArgs e)
+        {
+            if (_id.HasValue)
+            {
+                try
+                {
+                    _logger.LogInformation("Получение компонента");
+
+                    var view = _logic.ReadElement(new ComponentSearchModel
+                    {
+                        Id = _id.Value
+                    });
+
+                    if (view != null)
+                    {
+                        ComponentNameTextBox.Text = view.ComponentName;
+                        CostTextBox.Text = view.Cost.ToString();
+                    }
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Ошибка получения компонента");
+                    MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK,
+                    MessageBoxIcon.Error);
+                }
+            }
+        }
+
+        private void SaveButton_Click(object sender, EventArgs e)
+        {
+            if (string.IsNullOrEmpty(ComponentNameTextBox.Text))
+            {
+                MessageBox.Show("Заполните название", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+
+            _logger.LogInformation("Сохранение компонента");
+
+            try
+            {
+                var model = new ComponentBindingModel
+                {
+                    Id = _id ?? 0,
+                    ComponentName = ComponentNameTextBox.Text,
+                    Cost = Convert.ToDouble(CostTextBox.Text)
+                };
+
+                var operationResult = _id.HasValue ? _logic.Update(model) : _logic.Create(model);
+
+                if (!operationResult)
+                {
+                    throw new Exception("Ошибка при сохранении. Дополнительная информация в логах.");
+                }
+
+                MessageBox.Show("Сохранение прошло успешно", "Сообщение", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                DialogResult = DialogResult.OK;
+                Close();
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка сохранения компонента");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void ButtonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+    }
+}

FoodOrders/FoodOrdersView/FormComponent.resx

@@ -0,0 +1,60 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>

FoodOrders/FoodOrdersView/FormComponents.Designer.cs

@@ -0,0 +1,120 @@
+namespace FoodOrdersView
+{
+    partial class FormComponents
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.dataGridView1 = new System.Windows.Forms.DataGridView();
+            this.buttonAdd = new System.Windows.Forms.Button();
+            this.buttonChange = new System.Windows.Forms.Button();
+            this.buttonDelete = new System.Windows.Forms.Button();
+            this.buttonUpdate = new System.Windows.Forms.Button();
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).BeginInit();
+            this.SuspendLayout();
+            // 
+            // dataGridView1
+            // 
+            this.dataGridView1.AllowUserToAddRows = false;
+            this.dataGridView1.AllowUserToDeleteRows = false;
+            this.dataGridView1.BackgroundColor = System.Drawing.SystemColors.ButtonHighlight;
+            this.dataGridView1.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+            this.dataGridView1.Dock = System.Windows.Forms.DockStyle.Left;
+            this.dataGridView1.Location = new System.Drawing.Point(0, 0);
+            this.dataGridView1.Name = "dataGridView1";
+            this.dataGridView1.RowHeadersVisible = false;
+            this.dataGridView1.RowTemplate.Height = 25;
+            this.dataGridView1.SelectionMode = System.Windows.Forms.DataGridViewSelectionMode.FullRowSelect;
+            this.dataGridView1.Size = new System.Drawing.Size(392, 383);
+            this.dataGridView1.TabIndex = 0;
+            // 
+            // buttonAdd
+            // 
+            this.buttonAdd.Location = new System.Drawing.Point(398, 12);
+            this.buttonAdd.Name = "buttonAdd";
+            this.buttonAdd.Size = new System.Drawing.Size(139, 29);
+            this.buttonAdd.TabIndex = 1;
+            this.buttonAdd.Text = "Добавить";
+            this.buttonAdd.UseVisualStyleBackColor = true;
+            this.buttonAdd.Click += new System.EventHandler(this.ButtonAdd_Click);
+            // 
+            // buttonChange
+            // 
+            this.buttonChange.Location = new System.Drawing.Point(398, 47);
+            this.buttonChange.Name = "buttonChange";
+            this.buttonChange.Size = new System.Drawing.Size(139, 29);
+            this.buttonChange.TabIndex = 2;
+            this.buttonChange.Text = "Изменить";
+            this.buttonChange.UseVisualStyleBackColor = true;
+            this.buttonChange.Click += new System.EventHandler(this.ChangeButton_Click);
+            // 
+            // buttonDelete
+            // 
+            this.buttonDelete.Location = new System.Drawing.Point(398, 82);
+            this.buttonDelete.Name = "buttonDelete";
+            this.buttonDelete.Size = new System.Drawing.Size(139, 29);
+            this.buttonDelete.TabIndex = 3;
+            this.buttonDelete.Text = "Удалить";
+            this.buttonDelete.UseVisualStyleBackColor = true;
+            this.buttonDelete.Click += new System.EventHandler(this.ButtonDel_Click);
+            // 
+            // buttonUpdate
+            // 
+            this.buttonUpdate.Location = new System.Drawing.Point(398, 117);
+            this.buttonUpdate.Name = "buttonUpdate";
+            this.buttonUpdate.Size = new System.Drawing.Size(139, 29);
+            this.buttonUpdate.TabIndex = 4;
+            this.buttonUpdate.Text = "Обновить";
+            this.buttonUpdate.UseVisualStyleBackColor = true;
+            this.buttonUpdate.Click += new System.EventHandler(this.buttonUpdate_Click);
+            // 
+            // FormComponents
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 15F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(540, 383);
+            this.Controls.Add(this.buttonUpdate);
+            this.Controls.Add(this.buttonDelete);
+            this.Controls.Add(this.buttonChange);
+            this.Controls.Add(this.buttonAdd);
+            this.Controls.Add(this.dataGridView1);
+            this.Name = "FormComponents";
+            this.Text = "Компоненты";
+            this.Load += new System.EventHandler(this.FormComponents_Load);
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).EndInit();
+            this.ResumeLayout(false);
+
+        }
+
+        #endregion
+
+        private DataGridView dataGridView1;
+        private Button buttonAdd;
+        private Button buttonChange;
+        private Button buttonDelete;
+        private Button buttonUpdate;
+    }
+}

FoodOrders/FoodOrdersView/FormComponents.cs

@@ -0,0 +1,106 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.BusinessLogicsContracts;
+using Microsoft.Extensions.Logging;
+
+namespace FoodOrdersView
+{
+    public partial class FormComponents : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IComponentLogic _logic;
+        public FormComponents(ILogger<FormComponents> logger, IComponentLogic
+logic)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logic = logic;
+        }
+        private void FormComponents_Load(object sender, EventArgs e)
+        {
+            LoadData();
+        }
+        private void LoadData()
+        {
+            try
+            {
+                var list = _logic.ReadList(null);
+                if (list != null)
+                {
+                    dataGridView1.DataSource = list;
+                    dataGridView1.Columns["Id"].Visible = false;
+                    dataGridView1.Columns["ComponentName"].AutoSizeMode =
+                    DataGridViewAutoSizeColumnMode.Fill;
+                }
+                _logger.LogInformation("Загрузка компонентов");
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка загрузки компонентов");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK,
+                MessageBoxIcon.Error);
+            }
+        }
+        private void ButtonAdd_Click(object sender, EventArgs e)
+        {
+            var service =
+            Program.ServiceProvider?.GetService(typeof(FormComponent));
+            if (service is FormComponent form)
+            {
+                if (form.ShowDialog() == DialogResult.OK)
+                {
+                    LoadData();
+                }
+            }
+        }
+        private void ChangeButton_Click(object sender, EventArgs e)
+        {
+            if (dataGridView1.SelectedRows.Count == 1)
+            {
+                var service =
+                Program.ServiceProvider?.GetService(typeof(FormComponent));
+                if (service is FormComponent form)
+                {
+                    form.Id = Convert.ToInt32(dataGridView1.SelectedRows[0].Cells["Id"].Value);
+                    if (form.ShowDialog() == DialogResult.OK)
+                    {
+                        LoadData();
+                    }
+                }
+            }
+        }
+        private void ButtonDel_Click(object sender, EventArgs e)
+        {
+            if (dataGridView1.SelectedRows.Count == 1)
+            {
+                if (MessageBox.Show("Удалить запись?", "Вопрос",
+                MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
+                {
+                    int id =
+                    Convert.ToInt32(dataGridView1.SelectedRows[0].Cells["Id"].Value);
+                    _logger.LogInformation("Удаление компонента");
+                    try
+                    {
+                        if (!_logic.Delete(new ComponentBindingModel
+                        {
+                            Id = id
+                        }))
+                        {
+                            throw new Exception("Ошибка при удалении. Дополнительная информация в логах.");
+                        }
+                        LoadData();
+                    }
+                    catch (Exception ex)
+                    {
+                        _logger.LogError(ex, "Ошибка удаления компонента");
+                        MessageBox.Show(ex.Message, "Ошибка",
+                        MessageBoxButtons.OK, MessageBoxIcon.Error);
+                    }
+                }
+            }
+        }
+        private void buttonUpdate_Click(object sender, EventArgs e)
+        {
+            LoadData();
+        }
+    }
+}

FoodOrders/FoodOrdersView/FormComponents.resx

@@ -0,0 +1,60 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>

FoodOrders/FoodOrdersView/FormCreateOrder.Designer.cs

@@ -0,0 +1,144 @@
+namespace FoodOrdersView
+{
+    partial class FormCreateOrder
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.WorkNameLabel = new System.Windows.Forms.Label();
+            this.CountLabel = new System.Windows.Forms.Label();
+            this.SumLabel = new System.Windows.Forms.Label();
+            this.FoodComboBox = new System.Windows.Forms.ComboBox();
+            this.CountTextBox = new System.Windows.Forms.TextBox();
+            this.SumTextBox = new System.Windows.Forms.TextBox();
+            this.SaveButton = new System.Windows.Forms.Button();
+            this.ButtonCancel = new System.Windows.Forms.Button();
+            this.SuspendLayout();
+            // 
+            // WorkNameLabel
+            // 
+            this.WorkNameLabel.AutoSize = true;
+            this.WorkNameLabel.Location = new System.Drawing.Point(25, 15);
+            this.WorkNameLabel.Name = "WorkNameLabel";
+            this.WorkNameLabel.Size = new System.Drawing.Size(59, 15);
+            this.WorkNameLabel.TabIndex = 0;
+            this.WorkNameLabel.Text = "Изделие: ";
+            // 
+            // CountLabel
+            // 
+            this.CountLabel.AutoSize = true;
+            this.CountLabel.Location = new System.Drawing.Point(25, 44);
+            this.CountLabel.Name = "CountLabel";
+            this.CountLabel.Size = new System.Drawing.Size(78, 15);
+            this.CountLabel.TabIndex = 1;
+            this.CountLabel.Text = "Количество: ";
+            // 
+            // SumLabel
+            // 
+            this.SumLabel.AutoSize = true;
+            this.SumLabel.Location = new System.Drawing.Point(25, 76);
+            this.SumLabel.Name = "SumLabel";
+            this.SumLabel.Size = new System.Drawing.Size(51, 15);
+            this.SumLabel.TabIndex = 2;
+            this.SumLabel.Text = "Сумма: ";
+            // 
+            // FoodComboBox
+            // 
+            this.FoodComboBox.FormattingEnabled = true;
+            this.FoodComboBox.Location = new System.Drawing.Point(111, 15);
+            this.FoodComboBox.Name = "FoodComboBox";
+            this.FoodComboBox.Size = new System.Drawing.Size(214, 23);
+            this.FoodComboBox.TabIndex = 4;
+            this.FoodComboBox.SelectedIndexChanged += new System.EventHandler(this.FoodComboBox_SelectedIndexChanged);
+            // 
+            // CountTextBox
+            // 
+            this.CountTextBox.Location = new System.Drawing.Point(111, 44);
+            this.CountTextBox.Name = "CountTextBox";
+            this.CountTextBox.Size = new System.Drawing.Size(214, 23);
+            this.CountTextBox.TabIndex = 5;
+            this.CountTextBox.TextChanged += new System.EventHandler(this.CountTextBox_TextChanged);
+            // 
+            // SumTextBox
+            // 
+            this.SumTextBox.Enabled = false;
+            this.SumTextBox.Location = new System.Drawing.Point(111, 73);
+            this.SumTextBox.Name = "SumTextBox";
+            this.SumTextBox.Size = new System.Drawing.Size(214, 23);
+            this.SumTextBox.TabIndex = 6;
+            // 
+            // SaveButton
+            // 
+            this.SaveButton.Location = new System.Drawing.Point(111, 115);
+            this.SaveButton.Name = "SaveButton";
+            this.SaveButton.Size = new System.Drawing.Size(95, 23);
+            this.SaveButton.TabIndex = 7;
+            this.SaveButton.Text = "Сохранить";
+            this.SaveButton.UseVisualStyleBackColor = true;
+            this.SaveButton.MouseClick += new System.Windows.Forms.MouseEventHandler(this.SaveButton_Click);
+            // 
+            // ButtonCancel
+            // 
+            this.ButtonCancel.Location = new System.Drawing.Point(230, 115);
+            this.ButtonCancel.Name = "ButtonCancel";
+            this.ButtonCancel.Size = new System.Drawing.Size(95, 23);
+            this.ButtonCancel.TabIndex = 8;
+            this.ButtonCancel.Text = "Отменить";
+            this.ButtonCancel.UseVisualStyleBackColor = true;
+            this.ButtonCancel.MouseClick += new System.Windows.Forms.MouseEventHandler(this.ButtonCancel_Click);
+            // 
+            // FormCreateOrder
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 15F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(350, 146);
+            this.Controls.Add(this.ButtonCancel);
+            this.Controls.Add(this.SaveButton);
+            this.Controls.Add(this.SumTextBox);
+            this.Controls.Add(this.CountTextBox);
+            this.Controls.Add(this.FoodComboBox);
+            this.Controls.Add(this.SumLabel);
+            this.Controls.Add(this.CountLabel);
+            this.Controls.Add(this.WorkNameLabel);
+            this.Name = "FormCreateOrder";
+            this.Text = "Заказ";
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private Label WorkNameLabel;
+        private Label CountLabel;
+        private Label SumLabel;
+        private ComboBox FoodComboBox;
+        private TextBox CountTextBox;
+        private TextBox SumTextBox;
+        private Button SaveButton;
+        private Button ButtonCancel;
+    }
+}

FoodOrders/FoodOrdersView/FormCreateOrder.cs

@@ -0,0 +1,144 @@
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.BusinessLogicsContracts;
+using FoodOrdersContracts.SearchModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace FoodOrdersView
+{
+    public partial class FormCreateOrder : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IFoodLogic _logicW;
+        private readonly IOrderLogic _logicO;
+
+        public FormCreateOrder(ILogger<FormCreateOrder> logger, IFoodLogic logicF, IOrderLogic logicO)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logicW = logicF;
+            _logicO = logicO;
+            LoadData();
+        }
+
+        private void FormCreateOrder_Load(object sender, EventArgs e)
+        {
+            LoadData();
+        }
+
+        private void LoadData()
+        {
+            _logger.LogInformation("Загрузка изделий для заказа");
+
+            try
+            {
+                var list = _logicW.ReadList(null);
+                if (list != null)
+                {
+                    FoodComboBox.DisplayMember = "FoodName";
+                    FoodComboBox.ValueMember = "Id";
+                    FoodComboBox.DataSource = list;
+                    FoodComboBox.SelectedItem = null;
+                }
+
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка загрузки списка изделий");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void CalcSum()
+        {
+            if (FoodComboBox.SelectedValue != null && !string.IsNullOrEmpty(CountTextBox.Text))
+            {
+                try
+                {
+                    int id = Convert.ToInt32(FoodComboBox.SelectedValue);
+
+                    var product = _logicW.ReadElement(new FoodSearchModel
+                    {
+                        Id = id
+                    });
+
+                    int count = Convert.ToInt32(CountTextBox.Text);
+                    SumTextBox.Text = Math.Round(count * (product?.Price ?? 0), 2).ToString();
+                    _logger.LogInformation("Расчет суммы заказа");
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Ошибка расчета суммы заказа");
+                    MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
+            }
+        }
+
+        private void CountTextBox_TextChanged(object sender, EventArgs e)
+        {
+            CalcSum();
+        }
+
+        private void FoodComboBox_SelectedIndexChanged(object sender, EventArgs e)
+        {
+            CalcSum();
+        }
+
+        private void SaveButton_Click(object sender, EventArgs e)
+        {
+            if (string.IsNullOrEmpty(CountTextBox.Text))
+            {
+                MessageBox.Show("Заполните поле Количество", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+
+            if (FoodComboBox.SelectedValue == null)
+            {
+                MessageBox.Show("Выберите изделие", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+
+            _logger.LogInformation("Создание заказа");
+
+            try
+            {
+                var operationResult = _logicO.CreateOrder(new OrderBindingModel
+                {
+                    FoodId = Convert.ToInt32(FoodComboBox.SelectedValue),
+                    FoodName = FoodComboBox.Text,
+                    Count = Convert.ToInt32(CountTextBox.Text),
+                    Sum = Convert.ToDouble(SumTextBox.Text)
+                });
+
+                if (!operationResult)
+                {
+                    throw new Exception("Ошибка при создании заказа. Дополнительная информация в логах.");
+                }
+
+                MessageBox.Show("Сохранение прошло успешно", "Сообщение", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                DialogResult = DialogResult.OK;
+                Close();
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка создания заказа");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void ButtonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+
+    }
+}

FoodOrders/FoodOrdersView/FormCreateOrder.resx

@@ -0,0 +1,60 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>

FoodOrders/FoodOrdersView/FormFood.Designer.cs

@@ -0,0 +1,226 @@
+namespace FoodOrdersView
+{
+    partial class FormFood
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.FoodNameLabel = new System.Windows.Forms.Label();
+            this.PriceLabel = new System.Windows.Forms.Label();
+            this.FoodNameTextBox = new System.Windows.Forms.TextBox();
+            this.PriceTextBox = new System.Windows.Forms.TextBox();
+            this.ComponentsGroupBox = new System.Windows.Forms.GroupBox();
+            this.ButtonCancel = new System.Windows.Forms.Button();
+            this.SaveButton = new System.Windows.Forms.Button();
+            this.DeleteButton = new System.Windows.Forms.Button();
+            this.UpdateButton = new System.Windows.Forms.Button();
+            this.ChangeButton = new System.Windows.Forms.Button();
+            this.AddButton = new System.Windows.Forms.Button();
+            this.dataGridView1 = new System.Windows.Forms.DataGridView();
+            this.ID = new System.Windows.Forms.DataGridViewTextBoxColumn();
+            this.ComponentNameField = new System.Windows.Forms.DataGridViewTextBoxColumn();
+            this.CountField = new System.Windows.Forms.DataGridViewTextBoxColumn();
+            this.ComponentsGroupBox.SuspendLayout();
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).BeginInit();
+            this.SuspendLayout();
+            // 
+            // FoodNameLabel
+            // 
+            this.FoodNameLabel.AutoSize = true;
+            this.FoodNameLabel.Location = new System.Drawing.Point(12, 9);
+            this.FoodNameLabel.Name = "FoodNameLabel";
+            this.FoodNameLabel.Size = new System.Drawing.Size(65, 15);
+            this.FoodNameLabel.TabIndex = 0;
+            this.FoodNameLabel.Text = "Название: ";
+            // 
+            // PriceLabel
+            // 
+            this.PriceLabel.AutoSize = true;
+            this.PriceLabel.Location = new System.Drawing.Point(12, 47);
+            this.PriceLabel.Name = "PriceLabel";
+            this.PriceLabel.Size = new System.Drawing.Size(73, 15);
+            this.PriceLabel.TabIndex = 1;
+            this.PriceLabel.Text = "Стоимость: ";
+            // 
+            // FoodNameTextBox
+            // 
+            this.FoodNameTextBox.Location = new System.Drawing.Point(83, 6);
+            this.FoodNameTextBox.Name = "FoodNameTextBox";
+            this.FoodNameTextBox.Size = new System.Drawing.Size(250, 23);
+            this.FoodNameTextBox.TabIndex = 2;
+            // 
+            // PriceTextBox
+            // 
+            this.PriceTextBox.Enabled = false;
+            this.PriceTextBox.Location = new System.Drawing.Point(83, 44);
+            this.PriceTextBox.Name = "PriceTextBox";
+            this.PriceTextBox.Size = new System.Drawing.Size(250, 23);
+            this.PriceTextBox.TabIndex = 3;
+            // 
+            // ComponentsGroupBox
+            // 
+            this.ComponentsGroupBox.Controls.Add(this.ButtonCancel);
+            this.ComponentsGroupBox.Controls.Add(this.SaveButton);
+            this.ComponentsGroupBox.Controls.Add(this.DeleteButton);
+            this.ComponentsGroupBox.Controls.Add(this.UpdateButton);
+            this.ComponentsGroupBox.Controls.Add(this.ChangeButton);
+            this.ComponentsGroupBox.Controls.Add(this.AddButton);
+            this.ComponentsGroupBox.Controls.Add(this.dataGridView1);
+            this.ComponentsGroupBox.Location = new System.Drawing.Point(12, 73);
+            this.ComponentsGroupBox.Name = "ComponentsGroupBox";
+            this.ComponentsGroupBox.Size = new System.Drawing.Size(677, 352);
+            this.ComponentsGroupBox.TabIndex = 4;
+            this.ComponentsGroupBox.TabStop = false;
+            this.ComponentsGroupBox.Text = "Компоненты";
+            // 
+            // ButtonCancel
+            // 
+            this.ButtonCancel.Location = new System.Drawing.Point(573, 321);
+            this.ButtonCancel.Name = "ButtonCancel";
+            this.ButtonCancel.Size = new System.Drawing.Size(98, 23);
+            this.ButtonCancel.TabIndex = 6;
+            this.ButtonCancel.Text = "Отмена";
+            this.ButtonCancel.UseVisualStyleBackColor = true;
+            this.ButtonCancel.Click += new System.EventHandler(this.ButtonCancel_Click);
+            // 
+            // SaveButton
+            // 
+            this.SaveButton.Location = new System.Drawing.Point(469, 321);
+            this.SaveButton.Name = "SaveButton";
+            this.SaveButton.Size = new System.Drawing.Size(98, 23);
+            this.SaveButton.TabIndex = 5;
+            this.SaveButton.Text = "Сохранить";
+            this.SaveButton.UseVisualStyleBackColor = true;
+            this.SaveButton.Click += new System.EventHandler(this.SaveButton_Click);
+            // 
+            // DeleteButton
+            // 
+            this.DeleteButton.Location = new System.Drawing.Point(521, 137);
+            this.DeleteButton.Name = "DeleteButton";
+            this.DeleteButton.Size = new System.Drawing.Size(150, 38);
+            this.DeleteButton.TabIndex = 4;
+            this.DeleteButton.Text = "Удалить";
+            this.DeleteButton.UseVisualStyleBackColor = true;
+            this.DeleteButton.Click += new System.EventHandler(this.DeleteButton_Click);
+            // 
+            // UpdateButton
+            // 
+            this.UpdateButton.Location = new System.Drawing.Point(521, 192);
+            this.UpdateButton.Name = "UpdateButton";
+            this.UpdateButton.Size = new System.Drawing.Size(150, 38);
+            this.UpdateButton.TabIndex = 3;
+            this.UpdateButton.Text = "Обновить";
+            this.UpdateButton.UseVisualStyleBackColor = true;
+            this.UpdateButton.Click += new System.EventHandler(this.UpdateButton_Click);
+            // 
+            // ChangeButton
+            // 
+            this.ChangeButton.Location = new System.Drawing.Point(521, 79);
+            this.ChangeButton.Name = "ChangeButton";
+            this.ChangeButton.Size = new System.Drawing.Size(150, 38);
+            this.ChangeButton.TabIndex = 2;
+            this.ChangeButton.Text = "Изменить";
+            this.ChangeButton.UseVisualStyleBackColor = true;
+            this.ChangeButton.Click += new System.EventHandler(this.ChangeButton_Click);
+            // 
+            // AddButton
+            // 
+            this.AddButton.Location = new System.Drawing.Point(521, 22);
+            this.AddButton.Name = "AddButton";
+            this.AddButton.Size = new System.Drawing.Size(150, 38);
+            this.AddButton.TabIndex = 1;
+            this.AddButton.Text = "Добавить";
+            this.AddButton.UseVisualStyleBackColor = true;
+            this.AddButton.Click += new System.EventHandler(this.AddButton_Click);
+            // 
+            // dataGridView1
+            // 
+            this.dataGridView1.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+            this.dataGridView1.Columns.AddRange(new System.Windows.Forms.DataGridViewColumn[] {
+            this.ID,
+            this.ComponentNameField,
+            this.CountField});
+            this.dataGridView1.Location = new System.Drawing.Point(6, 22);
+            this.dataGridView1.Name = "dataGridView1";
+            this.dataGridView1.RowTemplate.Height = 25;
+            this.dataGridView1.Size = new System.Drawing.Size(509, 285);
+            this.dataGridView1.TabIndex = 0;
+            // 
+            // ID
+            // 
+            this.ID.HeaderText = "ID";
+            this.ID.Name = "ID";
+            this.ID.Visible = false;
+            // 
+            // ComponentNameField
+            // 
+            this.ComponentNameField.AutoSizeMode = System.Windows.Forms.DataGridViewAutoSizeColumnMode.Fill;
+            this.ComponentNameField.HeaderText = "Компонент";
+            this.ComponentNameField.Name = "ComponentNameField";
+            // 
+            // CountField
+            // 
+            this.CountField.HeaderText = "Количество";
+            this.CountField.Name = "CountField";
+            // 
+            // FormFood
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 15F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(701, 429);
+            this.Controls.Add(this.ComponentsGroupBox);
+            this.Controls.Add(this.PriceTextBox);
+            this.Controls.Add(this.FoodNameTextBox);
+            this.Controls.Add(this.PriceLabel);
+            this.Controls.Add(this.FoodNameLabel);
+            this.Name = "FormFood";
+            this.Text = "Изделие";
+            this.ComponentsGroupBox.ResumeLayout(false);
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).EndInit();
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private Label FoodNameLabel;
+        private Label PriceLabel;
+        private TextBox FoodNameTextBox;
+        private TextBox PriceTextBox;
+        private GroupBox ComponentsGroupBox;
+        private Button ChangeButton;
+        private Button AddButton;
+        private DataGridView dataGridView1;
+        private DataGridViewTextBoxColumn ID;
+        private DataGridViewTextBoxColumn ComponentNameField;
+        private DataGridViewTextBoxColumn CountField;
+        private Button DeleteButton;
+        private Button UpdateButton;
+        private Button ButtonCancel;
+        private Button SaveButton;
+    }
+}

FoodOrders/FoodOrdersView/FormFood.cs

@@ -0,0 +1,238 @@
+using FoodOrdersDataModel.Models;
+using FoodOrdersView;
+using FoodOrdersContracts.BindingModels;
+using FoodOrdersContracts.BusinessLogicsContracts;
+using FoodOrdersContracts.SearchModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace FoodOrdersView
+{
+    public partial class FormFood : Form
+    {
+        private readonly ILogger _logger;
+
+        private readonly IFoodLogic _logic;
+
+        private int? _id;
+
+        private Dictionary<int, (IComponentModel, int)> _workComponents;
+
+        public int Id { set { _id = value; } }
+        public FormFood(ILogger<FormFood> logger, IFoodLogic logic)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logic = logic;
+            _workComponents = new Dictionary<int, (IComponentModel, int)>();
+        }
+        private void FormFood_Load(object sender, EventArgs e)
+        {
+            if (_id.HasValue)
+            {
+                _logger.LogInformation("Загрузка изделия");
+
+                try
+                {
+                    var view = _logic.ReadElement(new FoodSearchModel
+                    {
+                        Id = _id.Value
+                    });
+
+                    if (view != null)
+                    {
+                        FoodNameTextBox.Text = view.FoodName;
+                        PriceTextBox.Text = view.Price.ToString();
+                        _workComponents = view.FoodComponents ?? new Dictionary<int, (IComponentModel, int)>();
+                        LoadData();
+                    }
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Ошибка загрузки изделия");
+                    MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
+            }
+        }
+        private void LoadData()
+        {
+            _logger.LogInformation("Загрузка компонент изделия");
+
+            try
+            {
+                if (_workComponents != null)
+                {
+                    dataGridView1.Rows.Clear();
+                    foreach (var pc in _workComponents)
+                    {
+                        dataGridView1.Rows.Add(new object[] { pc.Key, pc.Value.Item1.ComponentName, pc.Value.Item2 });
+                    }
+                    PriceTextBox.Text = CalcPrice().ToString();
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка загрузки компонент изделия");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+        private void AddButton_Click(object sender, EventArgs e)
+        {
+            var service = Program.ServiceProvider?.GetService(typeof(FormFoodComponent));
+
+            if (service is FormFoodComponent form)
+            {
+                if (form.ShowDialog() == DialogResult.OK)
+                {
+                    if (form.ComponentModel == null)
+                    {
+                        return;
+                    }
+
+                    _logger.LogInformation("Добавление нового компонента: { ComponentName} - { Count}", form.ComponentModel.ComponentName, form.Count);
+
+                    if (_workComponents.ContainsKey(form.Id))
+                    {
+                        _workComponents[form.Id] = (form.ComponentModel, form.Count);
+                    }
+
+                    else
+                    {
+                        _workComponents.Add(form.Id, (form.ComponentModel, form.Count));
+                    }
+
+                    LoadData();
+                }
+            }
+        }
+
+        private void ChangeButton_Click(object sender, EventArgs e)
+        {
+            if (dataGridView1.SelectedRows.Count == 1)
+            {
+                var service = Program.ServiceProvider?.GetService(typeof(FormFoodComponent));
+
+                if (service is FormFoodComponent form)
+                {
+                    int id = Convert.ToInt32(dataGridView1.SelectedRows[0].Cells[0].Value);
+                    form.Id = id;
+                    form.Count = _workComponents[id].Item2;
+
+                    if (form.ShowDialog() == DialogResult.OK)
+                    {
+                        if (form.ComponentModel == null)
+                        {
+                            return;
+                        }
+
+                        _logger.LogInformation("Изменение компонента: { ComponentName} - { Count}", form.ComponentModel.ComponentName, form.Count);
+                        _workComponents[form.Id] = (form.ComponentModel, form.Count);
+                        LoadData();
+                    }
+                }
+            }
+        }
+
+        private void DeleteButton_Click(object sender, EventArgs e)
+        {
+            if (dataGridView1.SelectedRows.Count == 1)
+            {
+                if (MessageBox.Show("Удалить запись?", "Вопрос", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
+                {
+                    try
+                    {
+                        _logger.LogInformation("Удаление компонента: { ComponentName} - { Count}", dataGridView1.SelectedRows[0].Cells[1].Value);
+                        _workComponents?.Remove(Convert.ToInt32(dataGridView1.SelectedRows[0].Cells[0].Value));
+                    }
+                    catch (Exception ex)
+                    {
+                        MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                    }
+
+                    LoadData();
+                }
+            }
+        }
+
+        private void UpdateButton_Click(object sender, EventArgs e)
+        {
+            LoadData();
+        }
+
+        private void SaveButton_Click(object sender, EventArgs e)
+        {
+            if (string.IsNullOrEmpty(FoodNameTextBox.Text))
+            {
+                MessageBox.Show("Заполните название", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+
+            if (string.IsNullOrEmpty(PriceTextBox.Text))
+            {
+                MessageBox.Show("Заполните цену", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+
+            if (_workComponents == null || _workComponents.Count == 0)
+            {
+                MessageBox.Show("Заполните компоненты", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+
+            _logger.LogInformation("Сохранение изделия");
+
+            try
+            {
+                var model = new FoodBindingModel
+                {
+                    Id = _id ?? 0,
+                    FoodName = FoodNameTextBox.Text,
+                    Price = Convert.ToDouble(PriceTextBox.Text),
+                    FoodComponents = _workComponents
+                };
+
+                var operationResult = _id.HasValue ? _logic.Update(model) : _logic.Create(model);
+
+                if (!operationResult)
+                {
+                    throw new Exception("Ошибка при сохранении. Дополнительная информация в логах.");
+                }
+
+                MessageBox.Show("Сохранение прошло успешно", "Сообщение", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                DialogResult = DialogResult.OK;
+                Close();
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка сохранения изделия");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void ButtonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+
+        private double CalcPrice()
+        {
+            double price = 0;
+
+            foreach (var elem in _workComponents)
+            {
+                price += ((elem.Value.Item1?.Cost ?? 0) * elem.Value.Item2);
+            }
+
+            return Math.Round(price * 1.1, 2);
+        }
+    }
+}

FoodOrders/FoodOrdersView/FormFood.resx

@@ -0,0 +1,69 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <metadata name="ID.UserAddedColumn" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
+    <value>True</value>
+  </metadata>
+  <metadata name="ComponentNameField.UserAddedColumn" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
+    <value>True</value>
+  </metadata>
+  <metadata name="CountField.UserAddedColumn" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
+    <value>True</value>
+  </metadata>
+</root>

FoodOrders/FoodOrdersView/FormFoodComponent.Designer.cs

@@ -0,0 +1,119 @@
+namespace FoodOrdersView
+{
+    partial class FormFoodComponent
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.ComponentComboBox = new System.Windows.Forms.ComboBox();
+            this.ComponentSelectLabel = new System.Windows.Forms.Label();
+            this.label1 = new System.Windows.Forms.Label();
+            this.CountTextBox = new System.Windows.Forms.TextBox();
+            this.SaveButton = new System.Windows.Forms.Button();
+            this.ButtonCancel = new System.Windows.Forms.Button();
+            this.SuspendLayout();
+            // 
+            // ComponentComboBox
+            // 
+            this.ComponentComboBox.FormattingEnabled = true;
+            this.ComponentComboBox.Location = new System.Drawing.Point(108, 12);
+            this.ComponentComboBox.Name = "ComponentComboBox";
+            this.ComponentComboBox.Size = new System.Drawing.Size(234, 23);
+            this.ComponentComboBox.TabIndex = 0;
+            // 
+            // ComponentSelectLabel
+            // 
+            this.ComponentSelectLabel.AutoSize = true;
+            this.ComponentSelectLabel.Location = new System.Drawing.Point(27, 15);
+            this.ComponentSelectLabel.Name = "ComponentSelectLabel";
+            this.ComponentSelectLabel.Size = new System.Drawing.Size(75, 15);
+            this.ComponentSelectLabel.TabIndex = 1;
+            this.ComponentSelectLabel.Text = "Компонент: ";
+            // 
+            // label1
+            // 
+            this.label1.AutoSize = true;
+            this.label1.Location = new System.Drawing.Point(27, 53);
+            this.label1.Name = "label1";
+            this.label1.Size = new System.Drawing.Size(75, 15);
+            this.label1.TabIndex = 2;
+            this.label1.Text = "Количество:";
+            // 
+            // CountTextBox
+            // 
+            this.CountTextBox.Location = new System.Drawing.Point(108, 50);
+            this.CountTextBox.Name = "CountTextBox";
+            this.CountTextBox.Size = new System.Drawing.Size(234, 23);
+            this.CountTextBox.TabIndex = 3;
+            // 
+            // SaveButton
+            // 
+            this.SaveButton.Location = new System.Drawing.Point(108, 87);
+            this.SaveButton.Name = "SaveButton";
+            this.SaveButton.Size = new System.Drawing.Size(89, 23);
+            this.SaveButton.TabIndex = 4;
+            this.SaveButton.Text = "Сохранить";
+            this.SaveButton.UseVisualStyleBackColor = true;
+            this.SaveButton.Click += new System.EventHandler(this.SaveButton_Click);
+            // 
+            // ButtonCancel
+            // 
+            this.ButtonCancel.Location = new System.Drawing.Point(253, 87);
+            this.ButtonCancel.Name = "ButtonCancel";
+            this.ButtonCancel.Size = new System.Drawing.Size(89, 23);
+            this.ButtonCancel.TabIndex = 5;
+            this.ButtonCancel.Text = "Отмена";
+            this.ButtonCancel.UseVisualStyleBackColor = true;
+            this.ButtonCancel.Click += new System.EventHandler(this.ButtonCancel_Click);
+            // 
+            // FormFoodComponent
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 15F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(354, 122);
+            this.Controls.Add(this.ButtonCancel);
+            this.Controls.Add(this.SaveButton);
+            this.Controls.Add(this.CountTextBox);
+            this.Controls.Add(this.label1);
+            this.Controls.Add(this.ComponentSelectLabel);
+            this.Controls.Add(this.ComponentComboBox);
+            this.Name = "FormFoodComponent";
+            this.Text = "Компоненты изделия";
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private ComboBox ComponentComboBox;
+        private Label ComponentSelectLabel;
+        private Label label1;
+        private TextBox CountTextBox;
+        private Button SaveButton;
+        private Button ButtonCancel;
+    }
+}

FoodOrders/FoodOrdersView/FormFoodComponent.cs

@@ -0,0 +1,90 @@
+using FoodOrdersDataModel.Models;
+using FoodOrdersContracts.BusinessLogicsContracts;
+using FoodOrdersContracts.ViewModels;
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace FoodOrdersView
+{
+    public partial class FormFoodComponent : Form
+    {
+        private readonly List<ComponentViewModel>? _list;
+        public int Id
+        {
+            get
+            {
+                return Convert.ToInt32(ComponentComboBox.SelectedValue);
+            }
+            set
+            {
+                ComponentComboBox.SelectedValue = value;
+            }
+        }
+
+        public IComponentModel? ComponentModel
+        {
+            get
+            {
+                if (_list == null)
+                {
+                    return null;
+                }
+                foreach (var elem in _list)
+                {
+                    if (elem.Id == Id)
+                    {
+                        return elem;
+                    }
+                }
+                return null;
+            }
+        }
+        public int Count
+        {
+            get { return Convert.ToInt32(CountTextBox.Text); }
+            set { CountTextBox.Text = value.ToString(); }
+        }
+        public FormFoodComponent(IComponentLogic logic)
+        {
+            InitializeComponent();
+            _list = logic.ReadList(null);
+            if (_list != null)
+            {
+                ComponentComboBox.DisplayMember = "ComponentName";
+                ComponentComboBox.ValueMember = "Id";
+                ComponentComboBox.DataSource = _list;
+                ComponentComboBox.SelectedItem = null;
+            }
+        }
+        private void SaveButton_Click(object sender, EventArgs e)
+        {
+            if (string.IsNullOrEmpty(CountTextBox.Text))
+            {
+                MessageBox.Show("Заполните поле Количество", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+
+            if (ComponentComboBox.SelectedValue == null)
+            {
+                MessageBox.Show("Выберите компонент", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+
+            DialogResult = DialogResult.OK;
+            Close();
+        }
+        private void ButtonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+    }
+}

FoodOrders/FoodOrdersView/FormFoodComponent.resx

@@ -0,0 +1,60 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>

FoodOrders/FoodOrdersView/FormFoods.Designer.cs

@@ -0,0 +1,121 @@
+namespace FoodOrdersView
+{
+    partial class Изделия
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.dataGridView1 = new System.Windows.Forms.DataGridView();
+            this.AddButton = new System.Windows.Forms.Button();
+            this.ChangeButton = new System.Windows.Forms.Button();
+            this.DeleteButton = new System.Windows.Forms.Button();
+            this.UpdateButtoan = new System.Windows.Forms.Button();
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).BeginInit();
+            this.SuspendLayout();
+            // 
+            // dataGridView1
+            // 
+            this.dataGridView1.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom) 
+            | System.Windows.Forms.AnchorStyles.Left) 
+            | System.Windows.Forms.AnchorStyles.Right)));
+            this.dataGridView1.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+            this.dataGridView1.Location = new System.Drawing.Point(12, 12);
+            this.dataGridView1.Name = "dataGridView1";
+            this.dataGridView1.RowTemplate.Height = 25;
+            this.dataGridView1.Size = new System.Drawing.Size(572, 426);
+            this.dataGridView1.TabIndex = 0;
+            // 
+            // AddButton
+            // 
+            this.AddButton.Anchor = System.Windows.Forms.AnchorStyles.Right;
+            this.AddButton.Location = new System.Drawing.Point(590, 13);
+            this.AddButton.Name = "AddButton";
+            this.AddButton.Size = new System.Drawing.Size(109, 35);
+            this.AddButton.TabIndex = 1;
+            this.AddButton.Text = "Добавить";
+            this.AddButton.UseVisualStyleBackColor = true;
+            this.AddButton.Click += new System.EventHandler(this.AddButton_Click);
+            // 
+            // ChangeButton
+            // 
+            this.ChangeButton.Anchor = System.Windows.Forms.AnchorStyles.Right;
+            this.ChangeButton.Location = new System.Drawing.Point(590, 63);
+            this.ChangeButton.Name = "ChangeButton";
+            this.ChangeButton.Size = new System.Drawing.Size(109, 35);
+            this.ChangeButton.TabIndex = 2;
+            this.ChangeButton.Text = "Изменить";
+            this.ChangeButton.UseVisualStyleBackColor = true;
+            this.ChangeButton.Click += new System.EventHandler(this.ChangeButton_Click);
+            // 
+            // DeleteButton
+            // 
+            this.DeleteButton.Anchor = System.Windows.Forms.AnchorStyles.Right;
+            this.DeleteButton.Location = new System.Drawing.Point(590, 113);
+            this.DeleteButton.Name = "DeleteButton";
+            this.DeleteButton.Size = new System.Drawing.Size(109, 35);
+            this.DeleteButton.TabIndex = 3;
+            this.DeleteButton.Text = "Удалить";
+            this.DeleteButton.UseVisualStyleBackColor = true;
+            this.DeleteButton.Click += new System.EventHandler(this.DeleteButton_Click);
+            // 
+            // UpdateButtoan
+            // 
+            this.UpdateButtoan.Anchor = System.Windows.Forms.AnchorStyles.Right;
+            this.UpdateButtoan.Location = new System.Drawing.Point(590, 163);
+            this.UpdateButtoan.Name = "UpdateButtoan";
+            this.UpdateButtoan.Size = new System.Drawing.Size(109, 35);
+            this.UpdateButtoan.TabIndex = 4;
+            this.UpdateButtoan.Text = "Обновить";
+            this.UpdateButtoan.UseVisualStyleBackColor = true;
+            this.UpdateButtoan.Click += new System.EventHandler(this.UpdateButton_Click);
+            // 
+            // Изделия
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 15F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(711, 450);
+            this.Controls.Add(this.UpdateButtoan);
+            this.Controls.Add(this.DeleteButton);
+            this.Controls.Add(this.ChangeButton);
+            this.Controls.Add(this.AddButton);
+            this.Controls.Add(this.dataGridView1);
+            this.Name = "Изделия";
+            this.Text = "Изделия";
+            this.Load += new System.EventHandler(this.FormComponents_Load);
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).EndInit();
+            this.ResumeLayout(false);
+
+        }
+
+        #endregion
+
+        private DataGridView dataGridView1;
+        private Button AddButton;
+        private Button ChangeButton;
+        private Button DeleteButton;
+        private Button UpdateButtoan;
+    }
+}