lab3_hard

CarRepairShop/CarRepairShop.sln

@@ -13,9 +13,9 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CarRepairShopDataModels", "
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CarRepairShopListImplement", "CarRepairShopListImplement\CarRepairShopListImplement.csproj", "{5EF355A9-2708-47C4-B7B1-6D1CB89CDC02}"
 EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CarRepairShopFileImplement", "CarRepairShopFileImplement\CarRepairShopFileImplement.csproj", "{FD920623-E8C5-45DE-9D7F-A6C643102F9D}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CarRepairShopFileImplement", "CarRepairShopFileImplement\CarRepairShopFileImplement.csproj", "{4966A8B7-5985-48DF-834A-3E41D2E0D01D}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CarRepairShopDatabaseImplement", "CarRepairShopDatabaseImplement\CarRepairShopDatabaseImplement.csproj", "{1AC87AFF-B786-44E5-AAAC-A87461E936FC}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "CarRepairShopDatabaseImplement", "CarRepairShopDatabaseImplement\CarRepairShopDatabaseImplement.csproj", "{C40664B4-5073-45D2-9E3A-562EDE32CC51}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -43,14 +43,14 @@ Global
 		{5EF355A9-2708-47C4-B7B1-6D1CB89CDC02}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{5EF355A9-2708-47C4-B7B1-6D1CB89CDC02}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{5EF355A9-2708-47C4-B7B1-6D1CB89CDC02}.Release|Any CPU.Build.0 = Release|Any CPU
-		{FD920623-E8C5-45DE-9D7F-A6C643102F9D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{4966A8B7-5985-48DF-834A-3E41D2E0D01D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{FD920623-E8C5-45DE-9D7F-A6C643102F9D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{4966A8B7-5985-48DF-834A-3E41D2E0D01D}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{FD920623-E8C5-45DE-9D7F-A6C643102F9D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{4966A8B7-5985-48DF-834A-3E41D2E0D01D}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{FD920623-E8C5-45DE-9D7F-A6C643102F9D}.Release|Any CPU.Build.0 = Release|Any CPU
+		{4966A8B7-5985-48DF-834A-3E41D2E0D01D}.Release|Any CPU.Build.0 = Release|Any CPU
-		{1AC87AFF-B786-44E5-AAAC-A87461E936FC}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C40664B4-5073-45D2-9E3A-562EDE32CC51}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{1AC87AFF-B786-44E5-AAAC-A87461E936FC}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C40664B4-5073-45D2-9E3A-562EDE32CC51}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{1AC87AFF-B786-44E5-AAAC-A87461E936FC}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C40664B4-5073-45D2-9E3A-562EDE32CC51}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{1AC87AFF-B786-44E5-AAAC-A87461E936FC}.Release|Any CPU.Build.0 = Release|Any CPU
+		{C40664B4-5073-45D2-9E3A-562EDE32CC51}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

CarRepairShop/CarRepairShopDatabaseImplement/CarRepairShopDatabase.cs

@@ -21,5 +21,8 @@ namespace CarRepairShopDatabaseImplement
         public virtual DbSet<RepairComponent> RepairComponents { set; get; }
 
         public virtual DbSet<Order> Orders { set; get; }
+        public virtual DbSet<Shop> Shops { set; get; }
+
+        public virtual DbSet<ShopRepair> ShopRepairs { set; get; }
     }
 }

CarRepairShop/CarRepairShopDatabaseImplement/Implements/ShopStorage.cs

@@ -0,0 +1,146 @@
+using CarRepairShopContracts.BindingModels;
+using CarRepairShopContracts.SearchModels;
+using CarRepairShopContracts.StoragesContracts;
+using CarRepairShopContracts.ViewModels;
+using CarRepairShopDatabaseImplement.Models;
+using CarRepairShopDataModels.Models;
+using Microsoft.EntityFrameworkCore;
+
+namespace CarRepairShopDatabaseImplement.Implements
+{
+    public class ShopStorage : IShopStorage
+    {
+        public List<ShopViewModel> GetFullList()
+        {
+            using var context = new CarRepairShopDatabase();
+            return context.Shops
+                    .Include(x => x.Repairs)
+                    .ThenInclude(x => x.Repair)
+                    .ToList()
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public List<ShopViewModel> GetFilteredList(ShopSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ShopName))
+            {
+                return new();
+            }
+            using var context = new CarRepairShopDatabase();
+            return context.Shops
+                    .Include(x => x.Repairs)
+                    .ThenInclude(x => x.Repair)
+                    .Where(x => x.ShopName.Contains(model.ShopName))
+                    .ToList()
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public ShopViewModel? GetElement(ShopSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ShopName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new CarRepairShopDatabase();
+            return context.Shops
+                .Include(x => x.Repairs)
+                .ThenInclude(x => x.Repair)
+                .FirstOrDefault(x => (!string.IsNullOrEmpty(model.ShopName) && x.ShopName == model.ShopName) ||
+                                (model.Id.HasValue && x.Id == model.Id))
+                ?.GetViewModel;
+        }
+
+        public ShopViewModel? Insert(ShopBindingModel model)
+        {
+            using var context = new CarRepairShopDatabase();
+            var newShop = Shop.Create(context, model);
+            if (newShop == null)
+            {
+                return null;
+            }
+            context.Shops.Add(newShop);
+            context.SaveChanges();
+            return newShop.GetViewModel;
+        }
+
+        public ShopViewModel? Update(ShopBindingModel model)
+        {
+            using var context = new CarRepairShopDatabase();
+            using var transaction = context.Database.BeginTransaction();
+            try
+            {
+                var shop = context.Shops.FirstOrDefault(rec => rec.Id == model.Id);
+                if (shop == null)
+                {
+                    return null;
+                }
+                shop.Update(model);
+                context.SaveChanges();
+                shop.UpdateRepairs(context, model);
+                transaction.Commit();
+                return shop.GetViewModel;
+            }
+            catch
+            {
+                transaction.Rollback();
+                throw;
+            }
+        }
+
+        public ShopViewModel? Delete(ShopBindingModel model)
+        {
+            using var context = new CarRepairShopDatabase();
+            var element = context.Shops
+                .Include(x => x.Repairs)
+                .FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                context.Shops.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+
+        public bool MakeSale(IRepairModel model, int count)
+        {
+            using var context = new CarRepairShopDatabase();
+            using var transaction = context.Database.BeginTransaction();
+            try
+            {
+                foreach (var shop in context.Shops.Include(x => x.Repairs).ThenInclude(x => x.Repair)
+                    .Where(x => x.Repairs.Any(x => x.RepairId == model.Id))
+                    .ToList())
+                {
+                    var repair = shop.ShopRepairs[model.Id];
+                    int min = Math.Min(repair.Item2, count);
+                    if (min == repair.Item2)
+                    {
+                        shop.ShopRepairs.Remove(model.Id);
+                    }
+                    else
+                    {
+                        shop.ShopRepairs[model.Id] = (repair.Item1, repair.Item2 - min);
+                    }
+                    shop.UpdateRepairs(context, new() { Id = shop.Id, ShopRepairs = shop.ShopRepairs });
+                    count -= min;
+                    if (count == 0)
+                    {
+                        context.SaveChanges();
+                        transaction.Commit();
+                        return true;
+                    }
+                }
+                transaction.Rollback();
+                return false;
+            }
+            catch
+            {
+                transaction.Rollback();
+                throw;
+            }
+        }
+    }
+}

CarRepairShop/CarRepairShopDatabaseImplement/Migrations/20240418133633_ShopAddition.Designer.cs

@@ -0,0 +1,247 @@
+// <auto-generated />
+using System;
+using CarRepairShopDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace CarRepairShopDatabaseImplement.Migrations
+{
+    [DbContext(typeof(CarRepairShopDatabase))]
+    [Migration("20240418133633_ShopAddition")]
+    partial class ShopAddition
+    {
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "6.0.27")
+                .HasAnnotation("Relational:MaxIdentifierLength", 128);
+
+            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder, 1L, 1);
+
+            modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Component", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"), 1L, 1);
+
+                    b.Property<string>("ComponentName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Components");
+                });
+
+            modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Order", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"), 1L, 1);
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("DateCreate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<DateTime?>("DateImplement")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("RepairId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RepairId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Repair", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"), 1L, 1);
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.Property<string>("RepairName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Repairs");
+                });
+
+            modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.RepairComponent", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"), 1L, 1);
+
+                    b.Property<int>("ComponentId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("RepairId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("RepairId");
+
+                    b.ToTable("RepairComponents");
+                });
+
+            modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"), 1L, 1);
+
+                    b.Property<string>("Address")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime>("DateOpening")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("RepairMaxAmount")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ShopName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Shops");
+                });
+
+            modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.ShopRepair", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"), 1L, 1);
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("RepairId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ShopId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RepairId");
+
+                    b.HasIndex("ShopId");
+
+                    b.ToTable("ShopRepairs");
+                });
+
+            modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("CarRepairShopDatabaseImplement.Models.Repair", "Repair")
+                        .WithMany("Orders")
+                        .HasForeignKey("RepairId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Repair");
+                });
+
+            modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.RepairComponent", b =>
+                {
+                    b.HasOne("CarRepairShopDatabaseImplement.Models.Component", "Component")
+                        .WithMany("RepairComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CarRepairShopDatabaseImplement.Models.Repair", "Repair")
+                        .WithMany("Components")
+                        .HasForeignKey("RepairId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("Repair");
+                });
+
+            modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.ShopRepair", b =>
+                {
+                    b.HasOne("CarRepairShopDatabaseImplement.Models.Repair", "Repair")
+                        .WithMany()
+                        .HasForeignKey("RepairId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CarRepairShopDatabaseImplement.Models.Shop", "Shop")
+                        .WithMany("Repairs")
+                        .HasForeignKey("ShopId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Repair");
+
+                    b.Navigation("Shop");
+                });
+
+            modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("RepairComponents");
+                });
+
+            modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Repair", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+                });
+
+            modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Navigation("Repairs");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

CarRepairShop/CarRepairShopDatabaseImplement/Migrations/20240418133633_ShopAddition.cs

@@ -0,0 +1,75 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace CarRepairShopDatabaseImplement.Migrations
+{
+    public partial class ShopAddition : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Shops",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    ShopName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Address = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    DateOpening = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    RepairMaxAmount = table.Column<int>(type: "int", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Shops", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "ShopRepairs",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    ShopId = table.Column<int>(type: "int", nullable: false),
+                    RepairId = table.Column<int>(type: "int", nullable: false),
+                    Count = table.Column<int>(type: "int", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_ShopRepairs", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_ShopRepairs_Repairs_RepairId",
+                        column: x => x.RepairId,
+                        principalTable: "Repairs",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_ShopRepairs_Shops_ShopId",
+                        column: x => x.ShopId,
+                        principalTable: "Shops",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ShopRepairs_RepairId",
+                table: "ShopRepairs",
+                column: "RepairId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_ShopRepairs_ShopId",
+                table: "ShopRepairs",
+                column: "ShopId");
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "ShopRepairs");
+
+            migrationBuilder.DropTable(
+                name: "Shops");
+        }
+    }
+}

CarRepairShop/CarRepairShopDatabaseImplement/Migrations/CarRepairShopDatabaseModelSnapshot.cs

@@ -121,6 +121,59 @@ namespace CarRepairShopDatabaseImplement.Migrations
                     b.ToTable("RepairComponents");
                 });
 
+            modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"), 1L, 1);
+
+                    b.Property<string>("Address")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<DateTime>("DateOpening")
+                        .HasColumnType("datetime2");
+
+                    b.Property<int>("RepairMaxAmount")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ShopName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Shops");
+                });
+
+            modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.ShopRepair", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"), 1L, 1);
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("RepairId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ShopId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RepairId");
+
+                    b.HasIndex("ShopId");
+
+                    b.ToTable("ShopRepairs");
+                });
+
             modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Order", b =>
                 {
                     b.HasOne("CarRepairShopDatabaseImplement.Models.Repair", "Repair")
@@ -151,6 +204,25 @@ namespace CarRepairShopDatabaseImplement.Migrations
                     b.Navigation("Repair");
                 });
 
+            modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.ShopRepair", b =>
+                {
+                    b.HasOne("CarRepairShopDatabaseImplement.Models.Repair", "Repair")
+                        .WithMany()
+                        .HasForeignKey("RepairId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("CarRepairShopDatabaseImplement.Models.Shop", "Shop")
+                        .WithMany("Repairs")
+                        .HasForeignKey("ShopId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Repair");
+
+                    b.Navigation("Shop");
+                });
+
             modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Component", b =>
                 {
                     b.Navigation("RepairComponents");
@@ -162,6 +234,11 @@ namespace CarRepairShopDatabaseImplement.Migrations
 
                     b.Navigation("Orders");
                 });
+
+            modelBuilder.Entity("CarRepairShopDatabaseImplement.Models.Shop", b =>
+                {
+                    b.Navigation("Repairs");
+                });
 #pragma warning restore 612, 618
         }
     }

CarRepairShop/CarRepairShopDatabaseImplement/Models/Repair.cs

@@ -16,19 +16,19 @@ namespace CarRepairShopDatabaseImplement.Models
         [Required]
         public double Price { get; set; }
 
-        private Dictionary<int, (IComponentModel, int)>? _repairComponents = null;
+        private Dictionary<int, (IComponentModel, int)>? _productComponents = null;
 
         [NotMapped]
         public Dictionary<int, (IComponentModel, int)> RepairComponents
         {
             get
             {
-                if (_repairComponents == null)
+                if (_productComponents == null)
                 {
-                    _repairComponents = Components
+                    _productComponents = Components
                             .ToDictionary(recPC => recPC.ComponentId, recPC => (recPC.Component as IComponentModel, recPC.Count));
                 }
-                return _repairComponents;
+                return _productComponents;
             }
         }
 
@@ -69,31 +69,31 @@ namespace CarRepairShopDatabaseImplement.Models
 
         public void UpdateComponents(CarRepairShopDatabase context, RepairBindingModel model)
         {
-            var repairComponents = context.RepairComponents.Where(rec => rec.RepairId == model.Id).ToList();
+            var productComponents = context.RepairComponents.Where(rec => rec.RepairId == model.Id).ToList();
-            if (repairComponents != null && repairComponents.Count > 0)
+            if (productComponents != null && productComponents.Count > 0)
             {   // удалили те, которых нет в модели
-                context.RepairComponents.RemoveRange(repairComponents.Where(rec => !model.RepairComponents.ContainsKey(rec.ComponentId)));
+                context.RepairComponents.RemoveRange(productComponents.Where(rec => !model.RepairComponents.ContainsKey(rec.ComponentId)));
                 context.SaveChanges();
                 // обновили количество у существующих записей
-                foreach (var updateComponent in repairComponents)
+                foreach (var updateComponent in productComponents)
                 {
                     updateComponent.Count = model.RepairComponents[updateComponent.ComponentId].Item2;
                     model.RepairComponents.Remove(updateComponent.ComponentId);
                 }
                 context.SaveChanges();
             }
-            var repair = context.Repairs.First(x => x.Id == Id);
+            var product = context.Repairs.First(x => x.Id == Id);
             foreach (var pc in model.RepairComponents)
             {
                 context.RepairComponents.Add(new RepairComponent
                 {
-                    Repair = repair,
+                    Repair = product,
                     Component = context.Components.First(x => x.Id == pc.Key),
                     Count = pc.Value.Item2
                 });
                 context.SaveChanges();
             }
-            _repairComponents = null;
+            _productComponents = null;
         }
     }
 }

CarRepairShop/CarRepairShopDatabaseImplement/Models/Shop.cs

@@ -0,0 +1,110 @@
+using CarRepairShopContracts.BindingModels;
+using CarRepairShopContracts.ViewModels;
+using CarRepairShopDataModels.Models;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace CarRepairShopDatabaseImplement.Models
+{
+    public class Shop : IShopModel
+    {
+        public int Id { get; set; }
+
+        [Required]
+        public string ShopName { get; set; } = string.Empty;
+
+        [Required]
+        public string Address { get; set; } = string.Empty;
+
+        [Required]
+        public DateTime DateOpening { get; set; }
+
+        [Required]
+        public int RepairMaxAmount { get; set; }
+
+        private Dictionary<int, (IRepairModel, int)>? _shopRepairs = null;
+
+        [NotMapped]
+        public Dictionary<int, (IRepairModel, int)> ShopRepairs
+        {
+            get
+            {
+                if (_shopRepairs == null)
+                {
+                    _shopRepairs = Repairs
+                            .ToDictionary(x => x.RepairId, x => (x.Repair as IRepairModel, x.Count));
+                }
+                return _shopRepairs;
+            }
+        }
+
+        [ForeignKey("ShopId")]
+        public virtual List<ShopRepair> Repairs { get; set; } = new();
+
+        public static Shop Create(CarRepairShopDatabase context, ShopBindingModel model)
+        {
+            return new Shop()
+            {
+                Id = model.Id,
+                ShopName = model.ShopName,
+                Address = model.Address,
+                DateOpening = model.DateOpening,
+                RepairMaxAmount = model.RepairMaxAmount,
+                Repairs = model.ShopRepairs.Select(x => new ShopRepair
+                {
+                    Repair = context.Repairs.First(y => y.Id == x.Key),
+                    Count = x.Value.Item2
+                }).ToList()
+            };
+        }
+
+        public void Update(ShopBindingModel model)
+        {
+            ShopName = model.ShopName;
+            Address = model.Address;
+            DateOpening = model.DateOpening;
+            RepairMaxAmount = model.RepairMaxAmount;
+        }
+
+        public ShopViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ShopName = ShopName,
+            Address = Address,
+            DateOpening = DateOpening,
+            RepairMaxAmount = RepairMaxAmount,
+            ShopRepairs = ShopRepairs
+        };
+
+        public void UpdateRepairs(CarRepairShopDatabase context, ShopBindingModel model)
+        {
+            var shopRepairs = context.ShopRepairs.Where(rec => rec.ShopId == model.Id).ToList();
+            if (shopRepairs != null && shopRepairs.Count > 0)
+            {
+                context.ShopRepairs.RemoveRange(shopRepairs.Where(rec => !model.ShopRepairs.ContainsKey(rec.RepairId)));
+                context.SaveChanges();
+                foreach (var updateRepair in shopRepairs)
+                {
+                    if (model.ShopRepairs.ContainsKey(updateRepair.RepairId))
+                    {
+                        updateRepair.Count = model.ShopRepairs[updateRepair.RepairId].Item2;
+                        model.ShopRepairs.Remove(updateRepair.RepairId);
+                    }
+                }
+                context.SaveChanges();
+            }
+            var shop = context.Shops.First(x => x.Id == Id);
+            foreach (var ic in model.ShopRepairs)
+            {
+                context.ShopRepairs.Add(new ShopRepair
+                {
+                    Shop = shop,
+                    Repair = context.Repairs.First(x => x.Id == ic.Key),
+                    Count = ic.Value.Item2
+                });
+                context.SaveChanges();
+            }
+            _shopRepairs = null;
+        }
+    }
+}

CarRepairShop/CarRepairShopDatabaseImplement/Models/ShopRepair.cs

@@ -0,0 +1,22 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace CarRepairShopDatabaseImplement.Models
+{
+    public class ShopRepair
+    {
+        public int Id { get; set; }
+
+        [Required]
+        public int ShopId { get; set; }
+
+        [Required]
+        public int RepairId { get; set; }
+
+        [Required]
+        public int Count { get; set; }
+
+        public virtual Repair Repair { get; set; } = new();
+
+        public virtual Shop Shop { get; set; } = new();
+    }
+}