сё

LawFirm/LawFirm.sln

@@ -15,6 +15,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "LawFirmBusinessLogic", "Law
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "LawFirmFileImplement", "LawFirmFileImplement\LawFirmFileImplement.csproj", "{5CAEEF2D-864E-4EA6-9051-AD57284623E1}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "LawFirmDatabaseImplement", "LawFirmDatabaseImplement\LawFirmDatabaseImplement.csproj", "{7015B886-71AF-4B4F-A398-9F968CFA8F39}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -45,6 +47,10 @@ Global
 		{5CAEEF2D-864E-4EA6-9051-AD57284623E1}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{5CAEEF2D-864E-4EA6-9051-AD57284623E1}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{5CAEEF2D-864E-4EA6-9051-AD57284623E1}.Release|Any CPU.Build.0 = Release|Any CPU
+		{7015B886-71AF-4B4F-A398-9F968CFA8F39}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{7015B886-71AF-4B4F-A398-9F968CFA8F39}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{7015B886-71AF-4B4F-A398-9F968CFA8F39}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{7015B886-71AF-4B4F-A398-9F968CFA8F39}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

LawFirm/LawFirm/LawFirmView.csproj

@@ -9,6 +9,10 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="7.0.3">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
     <PackageReference Include="Microsoft.Extensions.Configuration" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="8.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="8.0.0" />
@@ -19,6 +23,7 @@
   <ItemGroup>
     <ProjectReference Include="..\LawFirmBusinessLogic\LawFirmBusinessLogic.csproj" />
     <ProjectReference Include="..\LawFirmContracts\LawFirmContracts.csproj" />
+    <ProjectReference Include="..\LawFirmDatabaseImplement\LawFirmDatabaseImplement.csproj" />
     <ProjectReference Include="..\LawFirmDataModels\LawFirmDataModels.csproj" />
     <ProjectReference Include="..\LawFirmFileImplement\LawFirmFileImplement.csproj" />
     <ProjectReference Include="..\LawFirmListImplement\LawFirmListImplement.csproj" />

LawFirm/LawFirm/Program.cs

@@ -1,7 +1,7 @@
 using LawFirmBusinessLogic.BusinessLogics;
 using LawFirmContracts.BusinessLogicsContracts;
 using LawFirmContracts.StoragesContracts;
-using LawFirmFileImplement.Implements;
+using LawFirmDatabaseImplement.Implements;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
 using NLog.Extensions.Logging;

LawFirm/LawFirmBusinessLogic/BusinessLogics/OrderLogic.cs

@@ -47,7 +47,7 @@ namespace LawFirmBusinessLogic.BusinessLogics
                 return false;
             }
             model.Status = newStatus;
-            if (model.Status == OrderStatus.Готов) model.DateImplement = DateTime.Now;
+            if (model.Status == OrderStatus.Готов) model.DateImplement = DateTime.SpecifyKind(DateTime.Now, DateTimeKind.Utc);
             else
             {
                 model.DateImplement = viewModel.DateImplement;

LawFirm/LawFirmContracts/BindingModels/OrderBindingModel.cs

@@ -10,7 +10,7 @@ namespace LawFirmContracts.BindingModels
         public int Count { get; set; }
         public double Sum { get; set; }
         public OrderStatus Status { get; set; } = OrderStatus.Неизвестен;
-        public DateTime DateCreate { get; set; } = DateTime.Now;
+        public DateTime DateCreate { get; set; } = DateTime.SpecifyKind(DateTime.Now, DateTimeKind.Utc);
         public DateTime? DateImplement { get; set; }
     }
 }

LawFirm/LawFirmDatabaseImplement/Implements/BlankStorage.cs

@@ -0,0 +1,78 @@
+using LawFirmContracts.BindingModels;
+using LawFirmContracts.SearchModels;
+using LawFirmContracts.StoragesContracts;
+using LawFirmContracts.ViewModels;
+using LawFirmDatabaseImplement.Models;
+
+namespace LawFirmDatabaseImplement.Implements
+{
+    public class BlankStorage : IBlankStorage
+    {
+        public BlankViewModel? GetElement(BlankSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.BlankName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new LawFirmDatabase();
+            return context.Blanks.FirstOrDefault(x =>
+            (!string.IsNullOrEmpty(model.BlankName) && x.BlankName == model.BlankName)
+            || (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+
+        }
+        public List<BlankViewModel> GetFilteredList(BlankSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.BlankName))
+            {
+                return new();
+            }
+            using var context = new LawFirmDatabase();
+            return context.Blanks
+            .Where(x => x.BlankName.Contains(model.BlankName))
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+        public List<BlankViewModel> GetFullList()
+        {
+            using var context = new LawFirmDatabase();
+            return context.Blanks.Select(x => x.GetViewModel).ToList();
+        }
+        public BlankViewModel? Insert(BlankBindingModel model)
+        {
+            var newBlank = Blank.Create(model);
+            if (newBlank == null)
+            {
+                return null;
+            }
+            using var context = new LawFirmDatabase();
+            context.Blanks.Add(newBlank);
+            context.SaveChanges();
+            return newBlank.GetViewModel;
+
+        }
+        public BlankViewModel? Update(BlankBindingModel model)
+        {
+            using var context = new LawFirmDatabase();
+            var blank = context.Blanks.FirstOrDefault(x => x.Id == model.Id);
+            if (blank == null)
+            {
+                return null;
+            }
+            blank.Update(model);
+            context.SaveChanges();
+            return blank.GetViewModel;
+        }
+        public BlankViewModel? Delete(BlankBindingModel model)
+        {
+            using var context = new LawFirmDatabase();
+            var element = context.Blanks.FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                context.Blanks.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+    }
+}

LawFirm/LawFirmDatabaseImplement/Implements/DocumentStorage.cs

@@ -0,0 +1,105 @@
+using LawFirmContracts.BindingModels;
+using LawFirmContracts.SearchModels;
+using LawFirmContracts.StoragesContracts;
+using LawFirmContracts.ViewModels;
+using LawFirmDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+
+namespace LawFirmDatabaseImplement.Implements
+{
+    public class DocumentStorage : IDocumentStorage
+    {
+        public List<DocumentViewModel> GetFullList()
+        {
+            using var context = new LawFirmDatabase();
+            return context.Documents
+             .Include(x => x.Blanks)
+            .ThenInclude(x => x.Blank)
+            .ToList()
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+        public List<DocumentViewModel> GetFilteredList(DocumentSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.DocumentName))
+            {
+                return new();
+            }
+            using var context = new LawFirmDatabase();
+            return context.Documents
+             .Include(x => x.Blanks)
+            .ThenInclude(x => x.Blank)
+            .Where(x => x.DocumentName.Contains(model.DocumentName))
+            .ToList()
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+        public DocumentViewModel? GetElement(DocumentSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.DocumentName) &&
+            !model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new LawFirmDatabase();
+            return context.Documents
+             .Include(x => x.Blanks)
+             .ThenInclude(x => x.Blank)
+             .FirstOrDefault(x => (!string.IsNullOrEmpty(model.DocumentName) &&
+            x.DocumentName == model.DocumentName) ||
+            (model.Id.HasValue && x.Id ==
+            model.Id))
+            ?.GetViewModel;
+        }
+        public DocumentViewModel? Insert(DocumentBindingModel model)
+        {
+            using var context = new LawFirmDatabase();
+            var newDocument = Document.Create(context, model);
+            if (newDocument == null)
+            {
+                return null;
+            }
+            context.Documents.Add(newDocument);
+            context.SaveChanges();
+            return newDocument.GetViewModel;
+        }
+        public DocumentViewModel? Update(DocumentBindingModel model)
+        {
+            using var context = new LawFirmDatabase();
+            using var transaction = context.Database.BeginTransaction();
+            try
+            {
+                var product = context.Documents.FirstOrDefault(rec =>
+                rec.Id == model.Id);
+                if (product == null)
+                {
+                    return null;
+                }
+                product.Update(model);
+                context.SaveChanges();
+                product.UpdateBlanks(context, model);
+                transaction.Commit();
+                return product.GetViewModel;
+            }
+            catch
+            {
+                transaction.Rollback();
+                throw;
+            }
+        }
+        public DocumentViewModel? Delete(DocumentBindingModel model)
+        {
+            using var context = new LawFirmDatabase();
+            var element = context.Documents
+            .Include(x => x.Blanks)
+            .FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                context.Documents.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+    }
+}

LawFirm/LawFirmDatabaseImplement/Implements/OrderStorage.cs

@@ -0,0 +1,76 @@
+using LawFirmContracts.BindingModels;
+using LawFirmContracts.SearchModels;
+using LawFirmContracts.StoragesContracts;
+using LawFirmContracts.ViewModels;
+using LawFirmDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+
+namespace LawFirmDatabaseImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new LawFirmDatabase();
+            return context.Orders.Include(x => x.Document).FirstOrDefault(x => (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+        }
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+            using var context = new LawFirmDatabase();
+            return context.Orders
+            .Where(x => x.Id == model.Id)
+            .Include(x => x.Document)
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+        public List<OrderViewModel> GetFullList()
+        {
+            using var context = new LawFirmDatabase();
+            return context.Orders.Include(x => x.Document).Select(x => x.GetViewModel).ToList();
+        }
+        public OrderViewModel? Insert(OrderBindingModel model)
+        {
+            var newOrder = Order.Create(model);
+            if (newOrder == null)
+            {
+                return null;
+            }
+            using var context = new LawFirmDatabase();
+            context.Orders.Add(newOrder);
+            context.SaveChanges();
+            return context.Orders.Include(x => x.Document).FirstOrDefault(x => x.Id == newOrder.Id)?.GetViewModel;
+        }
+        public OrderViewModel? Update(OrderBindingModel model)
+        {
+            using var context = new LawFirmDatabase();
+            var order = context.Orders.FirstOrDefault(x => x.Id == model.Id);
+            if (order == null)
+            {
+                return null;
+            }
+            order.Update(model);
+            context.SaveChanges();
+            return context.Orders.Include(x => x.Document).FirstOrDefault(x => x.Id == model.Id)?.GetViewModel;
+        }
+        public OrderViewModel? Delete(OrderBindingModel model)
+        {
+            using var context = new LawFirmDatabase();
+            var element = context.Orders.FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                context.Orders.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+    }
+}

LawFirm/LawFirmDatabaseImplement/LawFirmDatabase.cs

@@ -0,0 +1,21 @@
+using LawFirmDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+
+namespace LawFirmDatabaseImplement
+{
+    public class LawFirmDatabase : DbContext
+    {
+        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+        {
+            if (optionsBuilder.IsConfigured == false)
+            {
+                optionsBuilder.UseSqlServer(@"Data Source=localhost\SQLEXPRESS; Initial Catalog=LawFirmDatabaseFull;Integrated Security=True;MultipleActiveResultSets=True;;TrustServerCertificate=True");
+            }
+            base.OnConfiguring(optionsBuilder);
+        }
+        public virtual DbSet<Blank> Blanks { set; get; }
+        public virtual DbSet<Document> Documents { set; get; }
+        public virtual DbSet<DocumentBlank> DocumentBlanks { set; get; }
+        public virtual DbSet<Order> Orders { set; get; }
+    }
+}

LawFirm/LawFirmDatabaseImplement/LawFirmDatabaseImplement.csproj

@@ -0,0 +1,24 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="7.0.3" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="7.0.3" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="7.0.3">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="7.0.3" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\LawFirmContracts\LawFirmContracts.csproj" />
+    <ProjectReference Include="..\LawFirmDataModels\LawFirmDataModels.csproj" />
+  </ItemGroup>
+
+</Project>

LawFirm/LawFirmDatabaseImplement/Migrations/20240422203642_InitialCreate.Designer.cs

@@ -0,0 +1,171 @@
+// <auto-generated />
+using System;
+using LawFirmDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace LawFirmDatabaseImplement.Migrations
+{
+    [DbContext(typeof(LawFirmDatabase))]
+    [Migration("20240422203642_InitialCreate")]
+    partial class InitialCreate
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.3")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Blank", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("BlankName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Blanks");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Document", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("DocumentName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Documents");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.DocumentBlank", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("BlankId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("DocumentId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("BlankId");
+
+                    b.HasIndex("DocumentId");
+
+                    b.ToTable("DocumentBlanks");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("DocumentId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DocumentId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.DocumentBlank", b =>
+                {
+                    b.HasOne("LawFirmDatabaseImplement.Models.Blank", "Blank")
+                        .WithMany("DocumentBlanks")
+                        .HasForeignKey("BlankId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("LawFirmDatabaseImplement.Models.Document", "Document")
+                        .WithMany("Blanks")
+                        .HasForeignKey("DocumentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Blank");
+
+                    b.Navigation("Document");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("LawFirmDatabaseImplement.Models.Document", "Document")
+                        .WithMany("Orders")
+                        .HasForeignKey("DocumentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Document");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Blank", b =>
+                {
+                    b.Navigation("DocumentBlanks");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Document", b =>
+                {
+                    b.Navigation("Blanks");
+
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

LawFirm/LawFirmDatabaseImplement/Migrations/20240422203642_InitialCreate.cs

@@ -0,0 +1,125 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace LawFirmDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class InitialCreate : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Blanks",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    BlankName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Price = table.Column<double>(type: "float", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Blanks", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Documents",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    DocumentName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Price = table.Column<double>(type: "float", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Documents", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "DocumentBlanks",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    DocumentId = table.Column<int>(type: "int", nullable: false),
+                    BlankId = table.Column<int>(type: "int", nullable: false),
+                    Count = table.Column<int>(type: "int", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_DocumentBlanks", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_DocumentBlanks_Blanks_BlankId",
+                        column: x => x.BlankId,
+                        principalTable: "Blanks",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_DocumentBlanks_Documents_DocumentId",
+                        column: x => x.DocumentId,
+                        principalTable: "Documents",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Orders",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    DocumentId = table.Column<int>(type: "int", nullable: false),
+                    Count = table.Column<int>(type: "int", nullable: false),
+                    Sum = table.Column<double>(type: "float", nullable: false),
+                    Status = table.Column<int>(type: "int", nullable: false),
+                    DateCreate = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    DateImplement = table.Column<DateTime>(type: "datetime2", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Orders", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_Orders_Documents_DocumentId",
+                        column: x => x.DocumentId,
+                        principalTable: "Documents",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_DocumentBlanks_BlankId",
+                table: "DocumentBlanks",
+                column: "BlankId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_DocumentBlanks_DocumentId",
+                table: "DocumentBlanks",
+                column: "DocumentId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Orders_DocumentId",
+                table: "Orders",
+                column: "DocumentId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "DocumentBlanks");
+
+            migrationBuilder.DropTable(
+                name: "Orders");
+
+            migrationBuilder.DropTable(
+                name: "Blanks");
+
+            migrationBuilder.DropTable(
+                name: "Documents");
+        }
+    }
+}

LawFirm/LawFirmDatabaseImplement/Migrations/LawFirmDatabaseModelSnapshot.cs

@@ -0,0 +1,168 @@
+// <auto-generated />
+using System;
+using LawFirmDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace LawFirmDatabaseImplement.Migrations
+{
+    [DbContext(typeof(LawFirmDatabase))]
+    partial class LawFirmDatabaseModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "7.0.3")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Blank", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("BlankName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Blanks");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Document", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("DocumentName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Documents");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.DocumentBlank", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("BlankId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("DocumentId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("BlankId");
+
+                    b.HasIndex("DocumentId");
+
+                    b.ToTable("DocumentBlanks");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("DocumentId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DocumentId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.DocumentBlank", b =>
+                {
+                    b.HasOne("LawFirmDatabaseImplement.Models.Blank", "Blank")
+                        .WithMany("DocumentBlanks")
+                        .HasForeignKey("BlankId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("LawFirmDatabaseImplement.Models.Document", "Document")
+                        .WithMany("Blanks")
+                        .HasForeignKey("DocumentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Blank");
+
+                    b.Navigation("Document");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("LawFirmDatabaseImplement.Models.Document", "Document")
+                        .WithMany("Orders")
+                        .HasForeignKey("DocumentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Document");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Blank", b =>
+                {
+                    b.Navigation("DocumentBlanks");
+                });
+
+            modelBuilder.Entity("LawFirmDatabaseImplement.Models.Document", b =>
+                {
+                    b.Navigation("Blanks");
+
+                    b.Navigation("Orders");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

LawFirm/LawFirmDatabaseImplement/Models/Blank.cs

@@ -0,0 +1,56 @@
+using LawFirmContracts.BindingModels;
+using LawFirmContracts.ViewModels;
+using LawFirmDataModels.Models;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace LawFirmDatabaseImplement.Models
+{
+    public class Blank : IBlankModel
+    {
+        public int Id { get; private set; }
+        [Required]
+        public string BlankName { get; private set; } = string.Empty;
+        [Required]
+        public double Price { get; set; }
+        [ForeignKey("BlankId")]
+        public virtual List<DocumentBlank> DocumentBlanks { get; set; } = new();
+        public static Blank? Create(BlankBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Blank()
+            {
+                Id = model.Id,
+                BlankName = model.BlankName,
+                Price = model.Price
+            };
+        }
+        public static Blank Create(BlankViewModel model)
+        {
+            return new Blank
+            {
+                Id = model.Id,
+                BlankName = model.BlankName,
+                Price = model.Price
+            };
+        }
+        public void Update(BlankBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            BlankName = model.BlankName;
+            Price = model.Price;
+        }
+        public BlankViewModel GetViewModel => new()
+        {
+            Id = Id,
+            BlankName = BlankName,
+            Price = Price
+        };
+    }
+}

LawFirm/LawFirmDatabaseImplement/Models/Document.cs

@@ -0,0 +1,94 @@
+using LawFirmContracts.BindingModels;
+using LawFirmContracts.ViewModels;
+using LawFirmDataModels.Models;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace LawFirmDatabaseImplement.Models
+{
+    public class Document : IDocumentModel
+    {
+        public int Id { get; set; }
+        [Required]
+        public string DocumentName { get; set; } = string.Empty;
+        [Required]
+        public double Price { get; set; }
+        private Dictionary<int, (IBlankModel, int)>? _documentBlanks = null;
+        [NotMapped]
+        public Dictionary<int, (IBlankModel, int)> DocumentBlanks
+        {
+            get
+            {
+                if (_documentBlanks == null)
+                {
+                    _documentBlanks = Blanks
+                    .ToDictionary(recPC => recPC.BlankId, recPC =>
+                   (recPC.Blank as IBlankModel, recPC.Count));
+                }
+                return _documentBlanks;
+            }
+        }
+        [ForeignKey("DocumentId")]
+        public virtual List<DocumentBlank> Blanks { get; set; } = new();
+        [ForeignKey("DocumentId")]
+        public virtual List<Order> Orders { get; set; } = new();
+        public static Document Create(LawFirmDatabase context, DocumentBindingModel model)
+        {
+            return new Document()
+            {
+                Id = model.Id,
+                DocumentName = model.DocumentName,
+                Price = model.Price,
+                Blanks = model.DocumentBlanks.Select(x => new DocumentBlank
+                {
+                    Blank = context.Blanks.First(y => y.Id == x.Key),
+                    Count = x.Value.Item2
+                }).ToList()
+            };
+        }
+        public void Update(DocumentBindingModel model)
+        {
+            DocumentName = model.DocumentName;
+            Price = model.Price;
+        }
+        public DocumentViewModel GetViewModel => new()
+        {
+            Id = Id,
+            DocumentName = DocumentName,
+            Price = Price,
+            DocumentBlanks = DocumentBlanks
+        };
+        public void UpdateBlanks(LawFirmDatabase context,
+            DocumentBindingModel model)
+        {
+            var documentBlanks = context.DocumentBlanks.Where(rec =>
+            rec.DocumentId == model.Id).ToList();
+            if (documentBlanks != null && documentBlanks.Count > 0)
+            { // удалили те, которых нет в модели
+                context.DocumentBlanks.RemoveRange(documentBlanks.Where(rec
+               => !model.DocumentBlanks.ContainsKey(rec.BlankId)));
+                context.SaveChanges();
+                // обновили количество у существующих записей
+                foreach (var updateBlank in documentBlanks)
+                {
+                    updateBlank.Count =
+                   model.DocumentBlanks[updateBlank.BlankId].Item2;
+                    model.DocumentBlanks.Remove(updateBlank.BlankId);
+                }
+                context.SaveChanges();
+            }
+            var document = context.Documents.First(x => x.Id == Id);
+            foreach (var pc in model.DocumentBlanks)
+            {
+                context.DocumentBlanks.Add(new DocumentBlank
+                {
+                    Document = document,
+                    Blank = context.Blanks.First(x => x.Id == pc.Key),
+                    Count = pc.Value.Item2
+                });
+                context.SaveChanges();
+            }
+            _documentBlanks = null;
+        }
+    }
+}

LawFirm/LawFirmDatabaseImplement/Models/DocumentBlank.cs

@@ -0,0 +1,18 @@
+using System.ComponentModel;
+using System.ComponentModel.DataAnnotations;
+
+namespace LawFirmDatabaseImplement.Models
+{
+    public class DocumentBlank
+    {
+        public int Id { get; set; }
+        [Required]
+        public int DocumentId { get; set; }
+        [Required]
+        public int BlankId { get; set; }
+        [Required]
+        public int Count { get; set; }
+        public virtual Blank Blank { get; set; } = new();
+        public virtual Document Document { get; set; } = new();
+    }
+}

LawFirm/LawFirmDatabaseImplement/Models/Order.cs

@@ -0,0 +1,63 @@
+using LawFirmContracts.BindingModels;
+using LawFirmContracts.ViewModels;
+using LawFirmDataModels.Enums;
+using LawFirmDataModels.Models;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace LawFirmDatabaseImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        [Required]
+        public int DocumentId { get; set; }
+        [Required]
+        public int Count { get; set; }
+        [Required]
+        public double Sum { get; set; }
+        [Required]
+        public OrderStatus Status { get; set; }
+        [Required]
+        public DateTime DateCreate { get; set; }
+        public DateTime? DateImplement { get; set; }
+        public int Id { get; set; }
+        public virtual Document Document { get; set; }
+        public static Order? Create(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = model.Id,
+                DocumentId = model.DocumentId,
+                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,
+            DocumentId = DocumentId,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement,
+            DocumentName = Document.DocumentName
+        };
+    }
+}