JewelryStore/FormStore.cs

@@ -116,7 +116,7 @@ namespace JewelryStore
                     DataGridView.Rows.Clear();
                     foreach (var elem in _listStores)
                     {
-                        DataGridView.Rows.Add(new object[] { elem.Key, elem.Value.Item1.JewelName, elem.Value.Item2 });
+                        DataGridView.Rows.Add(new object[] { elem.Value.Item1.JewelName, elem.Value.Item1.Price, elem.Value.Item2 });
                     }
                 }
             }

JewelryStore/JewelryStore.csproj

@@ -14,6 +14,10 @@
   </ItemGroup>
 
   <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.Logging" Version="7.0.0" />
     <PackageReference Include="NLog.Extensions.Logging" Version="5.2.2" />
   </ItemGroup>
@@ -21,8 +25,8 @@
   <ItemGroup>
     <ProjectReference Include="..\JewelryStoreBusinessLogic\JewelryStoreBusinessLogic.csproj" />
     <ProjectReference Include="..\JewelryStoreContracts\JewelryStoreContracts.csproj" />
+    <ProjectReference Include="..\JewelryStoreDatabaseImplement\JewelryStoreDatabaseImplement.csproj" />
     <ProjectReference Include="..\JewelryStoreFileImplement\JewelryStoreFileImplement.csproj" />
-    <ProjectReference Include="..\JewelryStoreListImplement\JewelryStoreListImplement.csproj" />
   </ItemGroup>
 
 </Project>

JewelryStore/JewelryStore.sln

@@ -13,7 +13,9 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "JewelryStoreBusinessLogic",
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "JewelryStoreListImplement", "..\JewelryStoreListImplement\JewelryStoreListImplement.csproj", "{B8C8AA30-FC16-4331-B456-CD16C3C97B25}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "JewelryStoreFileImplement", "..\JewelryStoreFileImplement\JewelryStoreFileImplement.csproj", "{2906CD1C-4D78-4329-A2E9-8B67E624DD92}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "JewelryStoreFileImplement", "..\JewelryStoreFileImplement\JewelryStoreFileImplement.csproj", "{2906CD1C-4D78-4329-A2E9-8B67E624DD92}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "JewelryStoreDatabaseImplement", "..\JewelryStoreDatabaseImplement\JewelryStoreDatabaseImplement.csproj", "{672057E7-DCAE-4B6B-A3EF-39690E577C9D}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -45,6 +47,10 @@ Global
 		{2906CD1C-4D78-4329-A2E9-8B67E624DD92}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{2906CD1C-4D78-4329-A2E9-8B67E624DD92}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{2906CD1C-4D78-4329-A2E9-8B67E624DD92}.Release|Any CPU.Build.0 = Release|Any CPU
+		{672057E7-DCAE-4B6B-A3EF-39690E577C9D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{672057E7-DCAE-4B6B-A3EF-39690E577C9D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{672057E7-DCAE-4B6B-A3EF-39690E577C9D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{672057E7-DCAE-4B6B-A3EF-39690E577C9D}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

JewelryStore/Program.cs

@@ -1,7 +1,7 @@
 using JewelryStoreContracts.BusinessLogicsContracts;
 using JewelryStoreContracts.StoragesContracts;
 using JewelryStoreBusinessLogic.BusinessLogics;
-using JewelryStoreFileImplement.Implements;
+using JewelryStoreDatabaseImplement.Implements;
 
 using Microsoft.Extensions.DependencyInjection;
 using System.Drawing;

JewelryStoreBusinessLogic/JewelryStoreBusinessLogic.csproj

@@ -10,6 +10,10 @@
     <JewelReference Include="Microsoft.Extensions.Logging" Version="7.0.0" />
   </ItemGroup>
 
+  <ItemGroup>
+    <JewelReference Include="Microsoft.Extensions.Logging" Version="7.0.0" />
+  </ItemGroup>
+
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.Logging" Version="7.0.0" />
   </ItemGroup>

JewelryStoreDatabaseImplement/Implements/ComponentStorage.cs

@@ -0,0 +1,98 @@
+using JewelryStoreContracts.BindingModels;
+using JewelryStoreContracts.SearchModels;
+using JewelryStoreContracts.StoragesContracts;
+using JewelryStoreContracts.ViewModels;
+using JewelryStoreDatabaseImplement.Models;
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JewelryStoreDatabaseImplement.Implements
+{
+    public class ComponentStorage : IComponentStorage
+    {
+        public ComponentViewModel? Delete(ComponentBindingModel model)
+        {
+            using var context = new JewelryStoreDataBase();
+
+            var element = context.Components.FirstOrDefault(rec => rec.Id == model.Id);
+
+            if (element != null)
+            {
+                context.Components.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+
+            return null;
+        }
+
+        public ComponentViewModel? GetElement(ComponentSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ComponentName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+
+            using var context = new JewelryStoreDataBase();
+
+            return context.Components.FirstOrDefault(x => (!string.IsNullOrEmpty(model.ComponentName) && x.ComponentName == model.ComponentName) || (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+        }
+
+        public List<ComponentViewModel> GetFilteredList(ComponentSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ComponentName))
+            {
+                return new();
+            }
+
+            using var context = new JewelryStoreDataBase();
+
+            return context.Components.Where(x => x.ComponentName.Contains(model.ComponentName)).Select(x => x.GetViewModel).ToList();
+        }
+
+        public List<ComponentViewModel> GetFullList()
+        {
+            using var context = new JewelryStoreDataBase();
+
+            return context.Components.Select(x => x.GetViewModel).ToList();
+        }
+
+        public ComponentViewModel? Insert(ComponentBindingModel model)
+        {
+            var newComponent = Component.Create(model);
+
+            if (newComponent == null)
+            {
+                return null;
+            }
+
+            using var context = new JewelryStoreDataBase();
+
+            context.Components.Add(newComponent);
+            context.SaveChanges();
+
+            return newComponent.GetViewModel;
+        }
+
+        public ComponentViewModel? Update(ComponentBindingModel model)
+        {
+            using var context = new JewelryStoreDataBase();
+
+            var component = context.Components.FirstOrDefault(x => x.Id == model.Id);
+
+            if (component == null)
+            {
+                return null;
+            }
+
+            component.Update(model);
+            context.SaveChanges();
+
+            return component.GetViewModel;
+        }
+    }
+}

JewelryStoreDatabaseImplement/Implements/JewelStorage.cs

@@ -0,0 +1,112 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using JewelryStoreContracts.BindingModels;
+using JewelryStoreContracts.SearchModels;
+using JewelryStoreContracts.StoragesContracts;
+using JewelryStoreContracts.ViewModels;
+using JewelryStoreDatabaseImplement.Models;
+using Microsoft.EntityFrameworkCore;
+
+
+namespace JewelryStoreDatabaseImplement.Implements
+{
+    public class JewelStorage : IJewelStorage
+    {
+        public JewelViewModel? Delete(JewelBindingModel model)
+        {
+            using var context = new JewelryStoreDataBase();
+
+            var element = context.Jewels.Include(x => x.Components).FirstOrDefault(rec => rec.Id == model.Id);
+
+            if (element != null)
+            {
+                context.Jewels.Remove(element);
+                context.SaveChanges();
+                return element.GetViewModel;
+            }
+
+            return null;
+        }
+
+        public JewelViewModel? GetElement(JewelSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.JewelName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+
+            using var context = new JewelryStoreDataBase();
+
+            return context.Jewels.Include(x => x.Components).ThenInclude(x => x.Component).FirstOrDefault(x => (!string.IsNullOrEmpty(model.JewelName) && x.JewelName == model.JewelName) || (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
+        }
+
+        public List<JewelViewModel> GetFilteredList(JewelSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.JewelName))
+            {
+                return new();
+            }
+
+            using var context = new JewelryStoreDataBase();
+
+            return context.Jewels.Include(x => x.Components).ThenInclude(x => x.Component).Where(x => x.JewelName.Contains(model.JewelName)).ToList().Select(x => x.GetViewModel).ToList();
+        }
+
+        public List<JewelViewModel> GetFullList()
+        {
+            using var context = new JewelryStoreDataBase();
+
+            return context.Jewels.Include(x => x.Components).ThenInclude(x => x.Component).ToList().Select(x => x.GetViewModel).ToList();
+        }
+
+        public JewelViewModel? Insert(JewelBindingModel model)
+        {
+            using var context = new JewelryStoreDataBase();
+
+            var newJewel = Jewel.Create(context, model);
+
+            if (newJewel == null)
+            {
+                return null;
+            }
+
+            context.Jewels.Add(newJewel);
+            context.SaveChanges();
+
+            return newJewel.GetViewModel;
+        }
+
+        public JewelViewModel? Update(JewelBindingModel model)
+        {
+            using var context = new JewelryStoreDataBase();
+
+            using var transaction = context.Database.BeginTransaction();
+
+            try
+            {
+                var jewel = context.Jewels.FirstOrDefault(rec => rec.Id == model.Id);
+
+                if (jewel == null)
+                {
+                    return null;
+                }
+
+                jewel.Update(model);
+                context.SaveChanges();
+                jewel.UpdateComponents(context, model);
+                transaction.Commit();
+
+                return jewel.GetViewModel;
+            }
+            catch
+            {
+                transaction.Rollback();
+
+                throw;
+            }
+        }
+    }
+}

JewelryStoreDatabaseImplement/Implements/OrderStorage.cs

@@ -0,0 +1,98 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using JewelryStoreContracts.BindingModels;
+using JewelryStoreContracts.SearchModels;
+using JewelryStoreContracts.StoragesContracts;
+using JewelryStoreContracts.ViewModels;
+using JewelryStoreDatabaseImplement.Models;
+
+namespace JewelryStoreDatabaseImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+        public OrderViewModel? Delete(OrderBindingModel model)
+        {
+            using var context = new JewelryStoreDataBase();
+
+            var element = context.Orders.FirstOrDefault(rec => rec.Id == model.Id);
+
+            if (element != null)
+            {
+                context.Orders.Remove(element);
+                context.SaveChanges();
+
+                return element.GetViewModel;
+            }
+
+            return null;
+        }
+
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+
+            using var context = new JewelryStoreDataBase();
+
+            return context.Orders.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 JewelryStoreDataBase();
+
+            return context.Orders.Where(x => x.Id == model.Id).Select(x => x.GetViewModel).ToList();
+        }
+
+        public List<OrderViewModel> GetFullList()
+        {
+            using var context = new JewelryStoreDataBase();
+
+            return context.Orders.Select(x => x.GetViewModel).ToList();
+        }
+
+        public OrderViewModel? Insert(OrderBindingModel model)
+        {
+            var newOrder = Order.Create(model);
+
+            if (newOrder == null)
+            {
+                return null;
+            }
+
+            using var context = new JewelryStoreDataBase();
+
+            context.Orders.Add(newOrder);
+            context.SaveChanges();
+
+            return newOrder.GetViewModel;
+        }
+
+        public OrderViewModel? Update(OrderBindingModel model)
+        {
+            using var context = new JewelryStoreDataBase();
+
+            var order = context.Orders.FirstOrDefault(x => x.Id == model.Id);
+
+            if (order == null)
+            {
+                return null;
+            }
+
+            order.Update(model);
+            context.SaveChanges();
+
+            return order.GetViewModel;
+        }
+    }
+}

JewelryStoreDatabaseImplement/Implements/StoreStorage.cs

@@ -0,0 +1,168 @@
+using JewelryStoreContracts.BindingModels;
+using JewelryStoreContracts.SearchModels;
+using JewelryStoreContracts.StoragesContracts;
+using JewelryStoreContracts.ViewModels;
+using JewelryStoreDatabaseImplement.Models;
+using JewelryStoreDataModels.Models;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JewelryStoreDatabaseImplement.Implements
+{
+    public class StoreStorage : IStoreStorage
+    {
+        public StoreViewModel? Delete(StoreBindingModel model)
+        {
+            using var context = new JewelryStoreDataBase();
+
+            var element = context.Stores
+                .Include(x => x.Jewels)
+                .FirstOrDefault(rec => rec.Id == model.Id);
+
+            if (element != null)
+            {
+                context.Stores.Remove(element);
+                context.SaveChanges();
+
+                return element.GetViewModel;
+            }
+
+            return null;
+        }
+
+        public StoreViewModel? GetElement(StoreSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.StoreName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+
+            using var context = new JewelryStoreDataBase();
+
+            return context.Stores
+                .Include(x => x.Jewels)
+                .ThenInclude(x => x.Jewel)
+                .FirstOrDefault(x => (!string.IsNullOrEmpty(model.StoreName) && x.StoreName == model.StoreName) || (model.Id.HasValue && x.Id == model.Id))
+                ?.GetViewModel;
+        }
+
+        public List<StoreViewModel> GetFilteredList(StoreSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.StoreName))
+            {
+                return new();
+            }
+
+            using var context = new JewelryStoreDataBase();
+
+            return context.Stores
+                    .Include(x => x.Jewels)
+                    .ThenInclude(x => x.Jewel)
+                    .Where(x => x.StoreName.Contains(model.StoreName))
+                    .ToList()
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public List<StoreViewModel> GetFullList()
+        {
+            using var context = new JewelryStoreDataBase();
+            return context.Stores
+                    .Include(x => x.Jewels)
+                    .ThenInclude(x => x.Jewel)
+                    .ToList()
+                    .Select(x => x.GetViewModel)
+                    .ToList();
+        }
+
+        public StoreViewModel? Insert(StoreBindingModel model)
+        {
+            using var context = new JewelryStoreDataBase();
+            var newStore = Store.Create(context, model);
+            if (newStore == null)
+            {
+                return null;
+            }
+            context.Stores.Add(newStore);
+            context.SaveChanges();
+            return newStore.GetViewModel;
+        }
+
+        public bool SellJewel(IJewelModel model, int quantity)
+        {
+            using var context = new JewelryStoreDataBase();
+            using var transaction = context.Database.BeginTransaction();
+            try
+            {
+                foreach (var store in context.Stores
+                    .Include(x => x.Jewels)
+                    .ThenInclude(x => x.Jewel)
+                    .ToList()
+                    .Where(x => x.StoreJewels.ContainsKey(model.Id)))
+                {
+                    int countInCurrentStore = store.StoreJewels[model.Id].Item2;
+                    if (countInCurrentStore <= quantity)
+                    {
+                        var elem = context.StoreJewels
+                            .Where(x => x.JewelId == model.Id)
+                            .FirstOrDefault(x => x.StoreId == store.Id);
+                        context.StoreJewels.Remove(elem);
+                        store.StoreJewels.Remove(model.Id);
+                        quantity -= countInCurrentStore;
+                    }
+                    else
+                    {
+                        store.StoreJewels[model.Id] = (store.StoreJewels[model.Id].Item1, countInCurrentStore - quantity);
+                        quantity = 0;
+                        store.UpdateJewel(context, new()
+                        {
+                            Id = store.Id,
+                            StoreJewels = store.StoreJewels,
+                        });
+                    }
+                    if (quantity == 0)
+                    {
+                        context.SaveChanges();
+                        transaction.Commit();
+                        return true;
+                    }
+                }
+                transaction.Rollback();
+                return false;
+            }
+            catch
+            {
+                transaction.Rollback();
+                throw;
+            }
+        }
+
+        public StoreViewModel? Update(StoreBindingModel model)
+        {
+            using var context = new JewelryStoreDataBase();
+            using var transaction = context.Database.BeginTransaction();
+            try
+            {
+                var store = context.Stores.FirstOrDefault(rec => rec.Id == model.Id);
+                if (store == null)
+                {
+                    return null;
+                }
+                store.Update(model);
+                context.SaveChanges();
+                store.UpdateJewel(context, model);
+                transaction.Commit();
+                return store.GetViewModel;
+            }
+            catch
+            {
+                transaction.Rollback();
+                throw;
+            }
+        }
+    }
+}

JewelryStoreDatabaseImplement/JewelryStoreDataBase.cs

@@ -0,0 +1,32 @@
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using JewelryStoreDatabaseImplement.Models;
+using JewelryStoreDatabaseImplement.Implements;
+
+namespace JewelryStoreDatabaseImplement
+{
+    public class JewelryStoreDataBase : DbContext
+    {
+
+        
+            protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+            {
+                if (optionsBuilder.IsConfigured == false)
+                {
+                    optionsBuilder.UseSqlServer(@"Data Source=DESKTOP-H890EHR\SQLEXPRESS;Initial Catalog=JewelryStoreDatabaseFull;Integrated Security=True;MultipleActiveResultSets=True;;TrustServerCertificate=True");
+                }
+                base.OnConfiguring(optionsBuilder);
+            }
+            public virtual DbSet<Component> Components { set; get; }
+            public virtual DbSet<Jewel> Jewels { set; get; }
+            public virtual DbSet<JewelComponent> JewelComponents { set; get; }
+            public virtual DbSet<Order> Orders { set; get; }
+            public virtual DbSet<Store> Stores { set; get; }
+            public virtual DbSet<StoreJewel> StoreJewels { set; get; }
+    }
+    }
+

JewelryStoreDatabaseImplement/JewelryStoreDatabaseImplement.csproj

@@ -0,0 +1,23 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\JewelryStoreContracts\JewelryStoreContracts.csproj" />
+    <ProjectReference Include="..\JewelryStoreDataModels\JewelryStoreDataModels.csproj" />
+  </ItemGroup>
+
+  <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>
+  </ItemGroup>
+
+</Project>

JewelryStoreDatabaseImplement/Migrations/20230617111616_init.Designer.cs

@@ -0,0 +1,257 @@
+// <auto-generated />
+using System;
+using JewelryStoreDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace JewelryStoreDatabaseImplement.Migrations
+{
+    [DbContext(typeof(JewelryStoreDataBase))]
+    [Migration("20230617111616_init")]
+    partial class init
+    {
+        /// <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("JewelryStoreDatabaseImplement.Models.Component", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ComponentName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Components");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.Jewel", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("JewelName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Jewels");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.JewelComponent", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ComponentId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("JewelId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("JewelId");
+
+                    b.ToTable("JewelComponents");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.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>("JewelId")
+                        .HasColumnType("int");
+
+                    b.Property<string>("JewelName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("JewelId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.Store", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("JewelMaxCount")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("OpeningDate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("StoreAdress")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("StoreName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Stores");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.StoreJewel", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("JewelId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("StoreId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.HasIndex("StoreId");
+
+                    b.ToTable("StoreJewels");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.JewelComponent", b =>
+                {
+                    b.HasOne("JewelryStoreDatabaseImplement.Models.Component", "Component")
+                        .WithMany("JewelComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("JewelryStoreDatabaseImplement.Models.Jewel", "Jewel")
+                        .WithMany("Components")
+                        .HasForeignKey("JewelId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("Jewel");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("JewelryStoreDatabaseImplement.Models.Jewel", "Jewel")
+                        .WithMany("Orders")
+                        .HasForeignKey("JewelId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Jewel");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.StoreJewel", b =>
+                {
+                    b.HasOne("JewelryStoreDatabaseImplement.Models.Jewel", "Jewel")
+                        .WithMany("Shops")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("JewelryStoreDatabaseImplement.Models.Store", "Store")
+                        .WithMany("Jewels")
+                        .HasForeignKey("StoreId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Jewel");
+
+                    b.Navigation("Store");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("JewelComponents");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.Jewel", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+
+                    b.Navigation("Shops");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.Store", b =>
+                {
+                    b.Navigation("Jewels");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

JewelryStoreDatabaseImplement/Migrations/20230617111616_init.cs

@@ -0,0 +1,186 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace JewelryStoreDatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class init : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Components",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    ComponentName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Cost = table.Column<double>(type: "float", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Components", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Jewels",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    JewelName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    Price = table.Column<double>(type: "float", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Jewels", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Stores",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    StoreName = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    StoreAdress = table.Column<string>(type: "nvarchar(max)", nullable: false),
+                    OpeningDate = table.Column<DateTime>(type: "datetime2", nullable: false),
+                    JewelMaxCount = table.Column<int>(type: "int", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Stores", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "JewelComponents",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    JewelId = table.Column<int>(type: "int", nullable: false),
+                    ComponentId = table.Column<int>(type: "int", nullable: false),
+                    Count = table.Column<int>(type: "int", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_JewelComponents", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_JewelComponents_Components_ComponentId",
+                        column: x => x.ComponentId,
+                        principalTable: "Components",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_JewelComponents_Jewels_JewelId",
+                        column: x => x.JewelId,
+                        principalTable: "Jewels",
+                        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"),
+                    JewelId = table.Column<int>(type: "int", nullable: false),
+                    JewelName = table.Column<string>(type: "nvarchar(max)", 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_Jewels_JewelId",
+                        column: x => x.JewelId,
+                        principalTable: "Jewels",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "StoreJewels",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "int", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    JewelId = table.Column<int>(type: "int", nullable: false),
+                    StoreId = table.Column<int>(type: "int", nullable: false),
+                    Count = table.Column<int>(type: "int", nullable: false),
+                    ManufactureId = table.Column<int>(type: "int", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_StoreJewels", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_StoreJewels_Jewels_ManufactureId",
+                        column: x => x.ManufactureId,
+                        principalTable: "Jewels",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_StoreJewels_Stores_StoreId",
+                        column: x => x.StoreId,
+                        principalTable: "Stores",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_JewelComponents_ComponentId",
+                table: "JewelComponents",
+                column: "ComponentId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_JewelComponents_JewelId",
+                table: "JewelComponents",
+                column: "JewelId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Orders_JewelId",
+                table: "Orders",
+                column: "JewelId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_StoreJewels_ManufactureId",
+                table: "StoreJewels",
+                column: "ManufactureId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_StoreJewels_StoreId",
+                table: "StoreJewels",
+                column: "StoreId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "JewelComponents");
+
+            migrationBuilder.DropTable(
+                name: "Orders");
+
+            migrationBuilder.DropTable(
+                name: "StoreJewels");
+
+            migrationBuilder.DropTable(
+                name: "Components");
+
+            migrationBuilder.DropTable(
+                name: "Jewels");
+
+            migrationBuilder.DropTable(
+                name: "Stores");
+        }
+    }
+}

JewelryStoreDatabaseImplement/Migrations/JewelryStoreDataBaseModelSnapshot.cs

@@ -0,0 +1,254 @@
+// <auto-generated />
+using System;
+using JewelryStoreDatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+
+#nullable disable
+
+namespace JewelryStoreDatabaseImplement.Migrations
+{
+    [DbContext(typeof(JewelryStoreDataBase))]
+    partial class JewelryStoreDataBaseModelSnapshot : 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("JewelryStoreDatabaseImplement.Models.Component", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ComponentName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Cost")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Components");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.Jewel", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("JewelName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Jewels");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.JewelComponent", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("ComponentId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("JewelId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ComponentId");
+
+                    b.HasIndex("JewelId");
+
+                    b.ToTable("JewelComponents");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.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>("JewelId")
+                        .HasColumnType("int");
+
+                    b.Property<string>("JewelName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("int");
+
+                    b.Property<double>("Sum")
+                        .HasColumnType("float");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("JewelId");
+
+                    b.ToTable("Orders");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.Store", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("JewelMaxCount")
+                        .HasColumnType("int");
+
+                    b.Property<DateTime>("OpeningDate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("StoreAdress")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("StoreName")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Stores");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.StoreJewel", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int");
+
+                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("Count")
+                        .HasColumnType("int");
+
+                    b.Property<int>("JewelId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("ManufactureId")
+                        .HasColumnType("int");
+
+                    b.Property<int>("StoreId")
+                        .HasColumnType("int");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ManufactureId");
+
+                    b.HasIndex("StoreId");
+
+                    b.ToTable("StoreJewels");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.JewelComponent", b =>
+                {
+                    b.HasOne("JewelryStoreDatabaseImplement.Models.Component", "Component")
+                        .WithMany("JewelComponents")
+                        .HasForeignKey("ComponentId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("JewelryStoreDatabaseImplement.Models.Jewel", "Jewel")
+                        .WithMany("Components")
+                        .HasForeignKey("JewelId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Component");
+
+                    b.Navigation("Jewel");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.Order", b =>
+                {
+                    b.HasOne("JewelryStoreDatabaseImplement.Models.Jewel", "Jewel")
+                        .WithMany("Orders")
+                        .HasForeignKey("JewelId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Jewel");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.StoreJewel", b =>
+                {
+                    b.HasOne("JewelryStoreDatabaseImplement.Models.Jewel", "Jewel")
+                        .WithMany("Shops")
+                        .HasForeignKey("ManufactureId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("JewelryStoreDatabaseImplement.Models.Store", "Store")
+                        .WithMany("Jewels")
+                        .HasForeignKey("StoreId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Jewel");
+
+                    b.Navigation("Store");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.Component", b =>
+                {
+                    b.Navigation("JewelComponents");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.Jewel", b =>
+                {
+                    b.Navigation("Components");
+
+                    b.Navigation("Orders");
+
+                    b.Navigation("Shops");
+                });
+
+            modelBuilder.Entity("JewelryStoreDatabaseImplement.Models.Store", b =>
+                {
+                    b.Navigation("Jewels");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

JewelryStoreDatabaseImplement/Models/Component.cs

@@ -0,0 +1,61 @@
+using JewelryStoreContracts.BindingModels;
+using JewelryStoreContracts.ViewModels;
+using JewelryStoreDatabaseImplement.Models;
+using JewelryStoreDataModels.Models;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace JewelryStoreDatabaseImplement.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<JewelComponent> JewelComponents { 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
+        };
+    }
+}

JewelryStoreDatabaseImplement/Models/Jewel.cs

@@ -0,0 +1,109 @@
+using JewelryStoreDataModels.Models;
+using JewelryStoreContracts.ViewModels;
+using JewelryStoreContracts.BindingModels;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JewelryStoreDatabaseImplement.Models
+{
+    public class Jewel : IJewelModel
+    {
+        public int Id { get; set; }
+
+        [Required]
+        public string JewelName { get; set; } = string.Empty;
+
+        [Required]
+        public double Price { get; set; }
+
+        private Dictionary<int, (IComponentModel, int)>? _jewelComponents = null;
+
+        [NotMapped]
+        public Dictionary<int, (IComponentModel, int)> JewelComponents
+        {
+            get
+            {
+                if (_jewelComponents == null)
+                {
+                    _jewelComponents = Components.ToDictionary(recPC => recPC.ComponentId, recPC => (recPC.Component as IComponentModel, recPC.Count));
+                }
+                return _jewelComponents;
+            }
+        }
+
+        [ForeignKey("JewelId")]
+        public virtual List<JewelComponent> Components { get; set; } = new();
+
+        [ForeignKey("JewelId")]
+        public virtual List<Order> Orders { get; set; } = new();
+
+        [ForeignKey("ManufactureId")]
+        public virtual List<StoreJewel> Shops { get; set; } = new();
+
+        public static Jewel Create(JewelryStoreDataBase context, JewelBindingModel model)
+        {
+            return new Jewel()
+            {
+                Id = model.Id,
+                JewelName = model.JewelName,
+                Price = model.Price,
+                Components = model.JewelComponents.Select(x => new JewelComponent
+                {
+                    Component = context.Components.First(y => y.Id == x.Key),
+                    Count = x.Value.Item2
+                }).ToList()
+            };
+        }
+
+        public void Update(JewelBindingModel model)
+        {
+            JewelName = model.JewelName;
+            Price = model.Price;
+        }
+
+        public JewelViewModel GetViewModel => new()
+        {
+            Id = Id,
+            JewelName = JewelName,
+            Price = Price,
+            JewelComponents = JewelComponents
+        };
+
+        public void UpdateComponents(JewelryStoreDataBase context, JewelBindingModel model)
+        {
+            var jewelComponents = context.JewelComponents.Where(rec => rec.JewelId == model.Id).ToList();
+
+            if (jewelComponents != null && jewelComponents.Count > 0)
+            { // удалили те, которых нет в модели
+                context.JewelComponents.RemoveRange(jewelComponents.Where(rec => !model.JewelComponents.ContainsKey(rec.ComponentId)));
+                context.SaveChanges();
+                // обновили количество у существующих записей
+                foreach (var updateComponent in jewelComponents)
+                {
+                    updateComponent.Count = model.JewelComponents[updateComponent.ComponentId].Item2;
+                    model.JewelComponents.Remove(updateComponent.ComponentId);
+                }
+                context.SaveChanges();
+            }
+
+            var jewel = context.Jewels.First(x => x.Id == Id);
+
+            foreach (var pc in model.JewelComponents)
+            {
+                context.JewelComponents.Add(new JewelComponent
+                {
+                    Jewel = jewel,
+                    Component = context.Components.First(x => x.Id == pc.Key),
+                    Count = pc.Value.Item2
+                });
+                context.SaveChanges();
+            }
+            _jewelComponents = null;
+        }
+    }
+}

JewelryStoreDatabaseImplement/Models/JewelComponent.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JewelryStoreDatabaseImplement.Models
+{
+    public class JewelComponent
+    {
+        public int Id { get; set; }
+
+        [Required]
+        public int JewelId { get; set; }
+
+        [Required]
+        public int ComponentId { get; set; }
+
+        [Required]
+        public int Count { get; set; }
+
+        public virtual Component Component { get; set; } = new();
+        public virtual Jewel Jewel { get; set; } = new();
+    }
+}

JewelryStoreDatabaseImplement/Models/Order.cs

@@ -0,0 +1,87 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using JewelryStoreContracts.ViewModels;
+using JewelryStoreContracts.BindingModels;
+using JewelryStoreDataModels.Models;
+using JewelryStoreDataModels.Enums;
+using System.ComponentModel.DataAnnotations;
+
+
+namespace JewelryStoreDatabaseImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        public int Id { get; private set; }
+
+        public int JewelId { get; private set; }
+
+        public string JewelName { 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.Now;
+
+        public DateTime? DateImplement { get; private set; }
+
+        public virtual Jewel Jewel { get; set; }
+
+        public static Order? Create(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+
+            return new Order()
+            {
+                Id = model.Id,
+                JewelId = model.JewelId,
+                JewelName = model.JewelName,
+                Count = model.Count,
+                Sum = model.Sum,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement
+            };
+        }
+
+        public void Update(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+
+            JewelId = model.JewelId;
+            JewelName = model.JewelName;
+            Count = model.Count;
+            Sum = model.Sum;
+            Status = model.Status;
+            DateCreate = model.DateCreate;
+            DateImplement = model.DateImplement;
+        }
+
+        public OrderViewModel GetViewModel => new()
+        {
+            Id = Id,
+            JewelId = JewelId,
+            JewelName = JewelName,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement
+        };
+    }
+}

JewelryStoreDatabaseImplement/Models/Store.cs

@@ -0,0 +1,110 @@
+using JewelryStoreContracts.BindingModels;
+using JewelryStoreContracts.ViewModels;
+using JewelryStoreDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JewelryStoreDatabaseImplement.Models
+{
+    public class Store : IStoreModel
+    {
+        [Required]
+        public string StoreName { get; private set; } = string.Empty;
+        [Required]
+        public string StoreAdress { get; private set; } = string.Empty;
+        [Required]
+        public DateTime OpeningDate { get; private set; }
+        [Required]
+        public int JewelMaxCount { get; private set; }
+
+        public int Id { get; private set; }
+
+
+        private Dictionary<int, (IJewelModel, int)> _storeJewels = null;
+        [NotMapped]
+        public Dictionary<int, (IJewelModel, int)> StoreJewels
+        {
+            get
+            {
+                if (_storeJewels == null)
+                {
+                    _storeJewels = Jewels
+                            .ToDictionary(recPC => recPC.JewelId, recPC => (recPC.Jewel as IJewelModel, recPC.Count));
+                }
+                return _storeJewels;
+            }
+        }
+
+        [ForeignKey("StoreId")]
+        public virtual List<StoreJewel> Jewels { get; set; } = new();
+
+        public static Store Create(JewelryStoreDataBase context, StoreBindingModel model)
+        {
+            return new Store()
+            {
+                Id = model.Id,
+                StoreName = model.StoreName,
+                StoreAdress = model.StoreAdress,
+                OpeningDate = model.OpeningDate,
+                JewelMaxCount = model.JewelMaxCount,
+                Jewels = model.StoreJewels.Select(x => new StoreJewel
+                {
+                    Jewel = context.Jewels.First(y => y.Id == x.Key),
+                    Count = x.Value.Item2
+                }).ToList()
+            };
+        }
+
+        public void Update(StoreBindingModel model)
+        {
+            StoreName = model.StoreName;
+            StoreAdress = model.StoreAdress;
+            OpeningDate = model.OpeningDate;
+            JewelMaxCount = model.JewelMaxCount;
+        }
+
+        public StoreViewModel GetViewModel => new()
+        {
+            Id = Id,
+            StoreName = StoreName,
+            StoreAdress = StoreAdress,
+            OpeningDate = OpeningDate,
+            JewelMaxCount = JewelMaxCount,
+            StoreJewels = StoreJewels
+        };
+
+        public void UpdateJewel(JewelryStoreDataBase context, StoreBindingModel model)
+        {
+            var storeJewels = context.StoreJewels.Where(rec => rec.StoreId == model.Id).ToList();
+            if (storeJewels != null && storeJewels.Count > 0)
+            {   // удалили те, которых нет в модели
+                context.StoreJewels.RemoveRange(storeJewels.Where(rec => !model.StoreJewels.ContainsKey(rec.JewelId)));
+                context.SaveChanges();
+                // обновили количество у существующих записей
+                foreach (var updateJewel in storeJewels)
+                {
+                    updateJewel.Count = model.StoreJewels[updateJewel.JewelId].Item2;
+                    model.StoreJewels.Remove(updateJewel.JewelId);
+                }
+                context.SaveChanges();
+            }
+            var store = context.Stores.First(x => x.Id == Id);
+            foreach (var sp in model.StoreJewels)
+            {
+                context.StoreJewels.Add(new StoreJewel
+                {
+                    Store = store,
+                    Jewel = context.Jewels.First(x => x.Id == sp.Key),
+                    Count = sp.Value.Item2
+                });
+                context.SaveChanges();
+            }
+            _storeJewels = null;
+        }
+    }
+}

JewelryStoreDatabaseImplement/Models/StoreJewel.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JewelryStoreDatabaseImplement.Models
+{
+    public class StoreJewel
+    {
+        public int Id { get; set; }
+
+        [Required]
+        public int JewelId { get; set; }
+
+        [Required]
+        public int StoreId { get; set; }
+
+        [Required]
+        public int Count { get; set; }
+
+        public virtual Store Store { get; set; } = new();
+
+        public virtual Jewel Jewel { get; set; } = new();
+    }
+}