diff --git a/Contracts/ViewModels/PurchaseViewModel.cs b/Contracts/ViewModels/PurchaseViewModel.cs
index 49b448f..abfb68b 100644
--- a/Contracts/ViewModels/PurchaseViewModel.cs
+++ b/Contracts/ViewModels/PurchaseViewModel.cs
@@ -14,7 +14,7 @@ namespace Contracts.ViewModels
 		public DateTime DatePurchase { get; set; }
 		public required Guid UserId { get; set; }
 		public PurchaseStatus Status { get; set; }
-        public Dictionary<Guid, (IProduct, int)> PurchaseProducts { get; set; } = new()
+		public Dictionary<Guid, (IProduct, int)> PurchaseProducts { get; set; } = new();
 
     }
 }
diff --git a/DatabaseImplement/Database.cs b/DatabaseImplement/Database.cs
index 7cfb7f0..193acaf 100644
--- a/DatabaseImplement/Database.cs
+++ b/DatabaseImplement/Database.cs
@@ -27,7 +27,8 @@ namespace DatabaseImplement
 		public virtual DbSet<Supply> Supplies { get; set; } = null!;
 		public virtual DbSet<SupplyProduct> SupplyProducts { get; set; } = null!;
 		public virtual DbSet<Supplier> Suppliers { get; set; } = null!;
-        public virtual DbSet<SupplierProduct> SupplierProducts { get; set; } = null!;
-        public virtual DbSet<MediaFile> MediaFiles { get; set; } = null!;
+		public virtual DbSet<SupplierProduct> SupplierProducts { get; set; } = null!;
+		public virtual DbSet<MediaFile> MediaFiles { get; set; } = null!;
+		public virtual DbSet<PurchaseProducts> PurchaseProducts { get; set; } = null!;
 	}
 }
\ No newline at end of file
diff --git a/DatabaseImplement/Migrations/20240623130351_many-to-many.Designer.cs b/DatabaseImplement/Migrations/20240623130351_many-to-many.Designer.cs
new file mode 100644
index 0000000..200e004
--- /dev/null
+++ b/DatabaseImplement/Migrations/20240623130351_many-to-many.Designer.cs
@@ -0,0 +1,395 @@
+// <auto-generated />
+using System;
+using DatabaseImplement;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace DatabaseImplement.Migrations
+{
+    [DbContext(typeof(Database))]
+    [Migration("20240623130351_many-to-many")]
+    partial class manytomany
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "8.0.6")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("DatabaseImplement.Models.MediaFile", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<string>("Location")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<Guid>("ProductId")
+                        .HasColumnType("uuid");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("MediaFiles");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.Product", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<int>("Amount")
+                        .HasColumnType("integer");
+
+                    b.Property<bool>("IsBeingSold")
+                        .HasColumnType("boolean");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.Property<double>("Rate")
+                        .HasColumnType("double precision");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Products");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.Purchase", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<DateTime>("DatePurchase")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("integer");
+
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uuid");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("Purchases");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.PurchaseProducts", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<Guid>("ProductId")
+                        .HasColumnType("uuid");
+
+                    b.Property<Guid>("PurchaseId")
+                        .HasColumnType("uuid");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ProductId");
+
+                    b.HasIndex("PurchaseId");
+
+                    b.ToTable("PurchaseProducts");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.Role", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Roles");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.Sell", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<DateTime>("DateSell")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Sells");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.Supplier", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<int>("Deals")
+                        .HasColumnType("integer");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Suppliers");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.SupplierProduct", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<Guid>("ProductId")
+                        .HasColumnType("uuid");
+
+                    b.Property<Guid>("SupplierId")
+                        .HasColumnType("uuid");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ProductId");
+
+                    b.HasIndex("SupplierId");
+
+                    b.ToTable("SupplierProducts");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.Supply", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<DateTime>("Date")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<double>("Price")
+                        .HasColumnType("double precision");
+
+                    b.Property<int>("Status")
+                        .HasColumnType("integer");
+
+                    b.Property<Guid>("SupplierId")
+                        .HasColumnType("uuid");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("SupplierId");
+
+                    b.ToTable("Supplies");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.SupplyProduct", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<Guid>("ProductId")
+                        .HasColumnType("uuid");
+
+                    b.Property<Guid>("SupplyId")
+                        .HasColumnType("uuid");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ProductId");
+
+                    b.HasIndex("SupplyId");
+
+                    b.ToTable("SupplyProducts");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.User", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<DateTime>("Birthday")
+                        .HasColumnType("timestamp with time zone");
+
+                    b.Property<string>("Email")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<string>("FirstName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<bool>("OnlyImportantMails")
+                        .HasColumnType("boolean");
+
+                    b.Property<string>("PasswordHash")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<Guid?>("RoleId")
+                        .HasColumnType("uuid");
+
+                    b.Property<string>("SecondName")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RoleId");
+
+                    b.ToTable("Users");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.Purchase", b =>
+                {
+                    b.HasOne("DatabaseImplement.Models.User", "User")
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.PurchaseProducts", b =>
+                {
+                    b.HasOne("DatabaseImplement.Models.Product", "Product")
+                        .WithMany("PurchaseProducts")
+                        .HasForeignKey("ProductId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("DatabaseImplement.Models.Purchase", "Purchase")
+                        .WithMany("Products")
+                        .HasForeignKey("PurchaseId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Product");
+
+                    b.Navigation("Purchase");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.SupplierProduct", b =>
+                {
+                    b.HasOne("DatabaseImplement.Models.Product", "Product")
+                        .WithMany()
+                        .HasForeignKey("ProductId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("DatabaseImplement.Models.Supplier", "Supplier")
+                        .WithMany("Products")
+                        .HasForeignKey("SupplierId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Product");
+
+                    b.Navigation("Supplier");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.Supply", b =>
+                {
+                    b.HasOne("DatabaseImplement.Models.Supplier", "Supplier")
+                        .WithMany()
+                        .HasForeignKey("SupplierId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Supplier");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.SupplyProduct", b =>
+                {
+                    b.HasOne("DatabaseImplement.Models.Product", "Product")
+                        .WithMany()
+                        .HasForeignKey("ProductId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("DatabaseImplement.Models.Supply", "Supply")
+                        .WithMany("Products")
+                        .HasForeignKey("SupplyId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Product");
+
+                    b.Navigation("Supply");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.User", b =>
+                {
+                    b.HasOne("DatabaseImplement.Models.Role", "Role")
+                        .WithMany()
+                        .HasForeignKey("RoleId");
+
+                    b.Navigation("Role");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.Product", b =>
+                {
+                    b.Navigation("PurchaseProducts");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.Purchase", b =>
+                {
+                    b.Navigation("Products");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.Supplier", b =>
+                {
+                    b.Navigation("Products");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.Supply", b =>
+                {
+                    b.Navigation("Products");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}
diff --git a/DatabaseImplement/Migrations/20240623130351_many-to-many.cs b/DatabaseImplement/Migrations/20240623130351_many-to-many.cs
new file mode 100644
index 0000000..ef099b0
--- /dev/null
+++ b/DatabaseImplement/Migrations/20240623130351_many-to-many.cs
@@ -0,0 +1,90 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace DatabaseImplement.Migrations
+{
+    /// <inheritdoc />
+    public partial class manytomany : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<Guid>(
+                name: "UserId",
+                table: "Purchases",
+                type: "uuid",
+                nullable: false,
+                defaultValue: new Guid("00000000-0000-0000-0000-000000000000"));
+
+            migrationBuilder.CreateTable(
+                name: "PurchaseProducts",
+                columns: table => new
+                {
+                    Id = table.Column<Guid>(type: "uuid", nullable: false),
+                    PurchaseId = table.Column<Guid>(type: "uuid", nullable: false),
+                    ProductId = table.Column<Guid>(type: "uuid", nullable: false),
+                    Count = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_PurchaseProducts", x => x.Id);
+                    table.ForeignKey(
+                        name: "FK_PurchaseProducts_Products_ProductId",
+                        column: x => x.ProductId,
+                        principalTable: "Products",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_PurchaseProducts_Purchases_PurchaseId",
+                        column: x => x.PurchaseId,
+                        principalTable: "Purchases",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Purchases_UserId",
+                table: "Purchases",
+                column: "UserId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_PurchaseProducts_ProductId",
+                table: "PurchaseProducts",
+                column: "ProductId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_PurchaseProducts_PurchaseId",
+                table: "PurchaseProducts",
+                column: "PurchaseId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Purchases_Users_UserId",
+                table: "Purchases",
+                column: "UserId",
+                principalTable: "Users",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.Cascade);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Purchases_Users_UserId",
+                table: "Purchases");
+
+            migrationBuilder.DropTable(
+                name: "PurchaseProducts");
+
+            migrationBuilder.DropIndex(
+                name: "IX_Purchases_UserId",
+                table: "Purchases");
+
+            migrationBuilder.DropColumn(
+                name: "UserId",
+                table: "Purchases");
+        }
+    }
+}
diff --git a/DatabaseImplement/Migrations/DatabaseModelSnapshot.cs b/DatabaseImplement/Migrations/DatabaseModelSnapshot.cs
index 80c3363..0368a1c 100644
--- a/DatabaseImplement/Migrations/DatabaseModelSnapshot.cs
+++ b/DatabaseImplement/Migrations/DatabaseModelSnapshot.cs
@@ -83,11 +83,40 @@ namespace DatabaseImplement.Migrations
                     b.Property<int>("Status")
                         .HasColumnType("integer");
 
+                    b.Property<Guid>("UserId")
+                        .HasColumnType("uuid");
+
                     b.HasKey("Id");
 
+                    b.HasIndex("UserId");
+
                     b.ToTable("Purchases");
                 });
 
+            modelBuilder.Entity("DatabaseImplement.Models.PurchaseProducts", b =>
+                {
+                    b.Property<Guid>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("uuid");
+
+                    b.Property<int>("Count")
+                        .HasColumnType("integer");
+
+                    b.Property<Guid>("ProductId")
+                        .HasColumnType("uuid");
+
+                    b.Property<Guid>("PurchaseId")
+                        .HasColumnType("uuid");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("ProductId");
+
+                    b.HasIndex("PurchaseId");
+
+                    b.ToTable("PurchaseProducts");
+                });
+
             modelBuilder.Entity("DatabaseImplement.Models.Role", b =>
                 {
                     b.Property<Guid>("Id")
@@ -250,6 +279,36 @@ namespace DatabaseImplement.Migrations
                     b.ToTable("Users");
                 });
 
+            modelBuilder.Entity("DatabaseImplement.Models.Purchase", b =>
+                {
+                    b.HasOne("DatabaseImplement.Models.User", "User")
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.PurchaseProducts", b =>
+                {
+                    b.HasOne("DatabaseImplement.Models.Product", "Product")
+                        .WithMany("PurchaseProducts")
+                        .HasForeignKey("ProductId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("DatabaseImplement.Models.Purchase", "Purchase")
+                        .WithMany("Products")
+                        .HasForeignKey("PurchaseId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Product");
+
+                    b.Navigation("Purchase");
+                });
+
             modelBuilder.Entity("DatabaseImplement.Models.SupplierProduct", b =>
                 {
                     b.HasOne("DatabaseImplement.Models.Product", "Product")
@@ -308,6 +367,16 @@ namespace DatabaseImplement.Migrations
                     b.Navigation("Role");
                 });
 
+            modelBuilder.Entity("DatabaseImplement.Models.Product", b =>
+                {
+                    b.Navigation("PurchaseProducts");
+                });
+
+            modelBuilder.Entity("DatabaseImplement.Models.Purchase", b =>
+                {
+                    b.Navigation("Products");
+                });
+
             modelBuilder.Entity("DatabaseImplement.Models.Supplier", b =>
                 {
                     b.Navigation("Products");
diff --git a/DatabaseImplement/Models/Product.cs b/DatabaseImplement/Models/Product.cs
index 7831de3..fd8053e 100644
--- a/DatabaseImplement/Models/Product.cs
+++ b/DatabaseImplement/Models/Product.cs
@@ -4,6 +4,7 @@ using DataModels.Models;
 using System;
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
@@ -25,7 +26,8 @@ namespace DatabaseImplement.Models
 		public bool IsBeingSold { get; set; }
 		[Required]
 		public int Amount { get; set; }
-
+		[ForeignKey("ProductId")]
+		public virtual List<PurchaseProducts> PurchaseProducts { get; set; } = new();
 		public ProductBindingModel GetBindingModel() => new()
 		{
 			Id = Id,
diff --git a/DatabaseImplement/Models/PurchaseProducts.cs b/DatabaseImplement/Models/PurchaseProducts.cs
index 2097d38..58049cb 100644
--- a/DatabaseImplement/Models/PurchaseProducts.cs
+++ b/DatabaseImplement/Models/PurchaseProducts.cs
@@ -1,4 +1,5 @@
-using System;
+using Microsoft.EntityFrameworkCore;
+using System;
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.Linq;
@@ -9,7 +10,7 @@ namespace DatabaseImplement.Models
 {
     public class PurchaseProducts
     {
-        public Guid Guid { get; set; }
+        public Guid Id { get; set; }
         [Required]
         public Guid PurchaseId { get; set; }
         [Required]