Лабораторная 2

ProjectSellPC/ProjectSellPC/Entites/Cheque.cs

@@ -5,6 +5,9 @@
         public int Id { get; set; }
         public List<ProductInCheque> Products { get; set; }
         public Client Client { get; set; }
+
+        [System.ComponentModel.Browsable(false)]
+        public int ClientId { get; set; }
         public DateTime PurchaseDate { get; set; }
 
         public static Cheque CreateEntity(int id, List<ProductInCheque> products, Client client, DateTime purchaseDate)

ProjectSellPC/ProjectSellPC/Entites/Client.cs

@@ -1,4 +1,10 @@
 using ProjectSellPC.Entites.Enums;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
 namespace ProjectSellPC.Entites
 {
     public class Client
@@ -18,5 +24,10 @@ namespace ProjectSellPC.Entites
                 ClientType = clientType
             };
         }
+
+        public override string ToString()
+        {
+            return Name;
+        }
     }
 }

ProjectSellPC/ProjectSellPC/Entites/Product.cs

@@ -18,5 +18,9 @@ namespace ProjectSellPC.Entites
                 Price = price,
                 ProductType = productType };
         }
+        public override string ToString()
+        {
+            return Name;
+        }
     }
 }

ProjectSellPC/ProjectSellPC/Entites/ProductInCheque..cs

@@ -1,12 +1,21 @@
-namespace ProjectSellPC.Entites
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+namespace ProjectSellPC.Entites
 {
     public class ProductInCheque
     {
         public int ID { get; set; }
+
+        //отредактировать базу данных!!!!!!!
+        public int ProductID { get; set; }
+        public int ChequeID { get; set; }
+ 
         public int Count { get; set; }
         public static ProductInCheque CreateElement(int id, int count)
         {
-            return new ProductInCheque { ID = id, Count = count};
+            return new ProductInCheque { ProductID = id, Count = count };
         }
     }
 }

ProjectSellPC/ProjectSellPC/Entites/ProductsOnWarehouse.cs

@@ -1,9 +1,18 @@
-namespace ProjectSellPC.Entites
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectSellPC.Entites
 {
     public class ProductsOnWarehouse
     {
         public int Id { get; set; }
+        [System.ComponentModel.Browsable(false)]
+        public int ProductId { get; set; }
         public Product Product { get; set; }
+        [System.ComponentModel.Browsable(false)]
+        public int WarehouseId { get; set; }
         public Warehouse Warehouse { get; set; }
         public int Count { get; set; }
 

ProjectSellPC/ProjectSellPC/Entites/Warehouse.cs

@@ -1,4 +1,10 @@
-namespace ProjectSellPC.Entites
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace ProjectSellPC.Entites
 {
     public class Warehouse
     {
@@ -10,5 +16,10 @@
         {
             return new Warehouse { Id = id, Size = size, Adress = adress };
         }
+
+        public override string ToString()
+        {
+            return Adress;
+        }
     }
 }

ProjectSellPC/ProjectSellPC/Forms/Cheque/ChequeForm.cs

@@ -1,5 +1,14 @@
 using ProjectSellPC.Repos;
 using Unity;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
 
 namespace ProjectSellPC.Forms.Receipt
 {

ProjectSellPC/ProjectSellPC/Forms/Cheque/ChequeSettingsForm .cs

@@ -1,6 +1,15 @@
 using ProjectSellPC.Entites;
 using ProjectSellPC.Repos;
-
+using ProjectSellPC.Entites.Enums;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
 namespace ProjectSellPC.Forms.Receipt
 {
     public partial class ChequeSettingsForm : Form
@@ -59,7 +68,7 @@ namespace ProjectSellPC.Forms.Receipt
             var list = new List<ProductInCheque>();
             foreach (DataGridViewRow row in productsDataGridView.Rows)
             {
-                if (row.Cells["ProductColoumn"].Value == null || row.Cells["ColumnCount"].Value == null)
+                if (row.Cells["ProductColoumn"].Value == null || row.Cells["ProductCount"].Value == null)
                 {
                     continue;
                 }

ProjectSellPC/ProjectSellPC/Forms/Clients/ClientForm.cs

@@ -1,6 +1,15 @@
 using ProjectSellPC.Forms.Clients;
 using ProjectSellPC.Repos;
 using Unity;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
 
 namespace ProjectSellPC.Forms
 {

ProjectSellPC/ProjectSellPC/Forms/Clients/ClientFormSettings.cs

@@ -1,6 +1,15 @@
 using ProjectSellPC.Entites.Enums;
 using ProjectSellPC.Entites;
 using ProjectSellPC.Repos;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;     
 
 namespace ProjectSellPC.Forms.Clients
 {
@@ -17,7 +26,7 @@ namespace ProjectSellPC.Forms.Clients
                 try
                 {
                     var client = _repository.Read(value);
-                    if (client != null)
+                    if (client == null)
                     {
                         throw new InvalidDataException(nameof(client));
                     }
@@ -67,7 +76,7 @@ namespace ProjectSellPC.Forms.Clients
                 else
                 {
 
-                    _repository.Update(CreateClient(0));
+                    _repository.Create(CreateClient(0));
                 }
 
                 Close();

ProjectSellPC/ProjectSellPC/Forms/Products/ProductForm.cs

@@ -1,5 +1,14 @@
 using ProjectSellPC.Repos;
 using Unity;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
 
 namespace ProjectSellPC
 {

ProjectSellPC/ProjectSellPC/Forms/Products/ProductSettingsForm.Designer.cs

@@ -36,7 +36,7 @@
             priceNumeric = new NumericUpDown();
             label3 = new Label();
             label4 = new Label();
-            typeCheckedListBox = new CheckedListBox();
+            typeChequeedListBox = new CheckedListBox();
             ((System.ComponentModel.ISupportInitialize)priceNumeric).BeginInit();
             SuspendLayout();
             // 
@@ -111,20 +111,20 @@
             label4.TabIndex = 7;
             label4.Text = "Вид:";
             // 
-            // typeCheckedListBox
+            // typeChequeedListBox
             // 
-            typeCheckedListBox.FormattingEnabled = true;
-            typeCheckedListBox.Location = new Point(152, 285);
-            typeCheckedListBox.Name = "typeCheckedListBox";
-            typeCheckedListBox.Size = new Size(150, 114);
-            typeCheckedListBox.TabIndex = 8;
+            typeChequeedListBox.FormattingEnabled = true;
+            typeChequeedListBox.Location = new Point(152, 285);
+            typeChequeedListBox.Name = "typeChequeedListBox";
+            typeChequeedListBox.Size = new Size(150, 114);
+            typeChequeedListBox.TabIndex = 8;
             // 
             // ProductSettingsForm
             // 
             AutoScaleDimensions = new SizeF(8F, 20F);
             AutoScaleMode = AutoScaleMode.Font;
             ClientSize = new Size(409, 477);
-            Controls.Add(typeCheckedListBox);
+            Controls.Add(typeChequeedListBox);
             Controls.Add(label4);
             Controls.Add(label3);
             Controls.Add(priceNumeric);
@@ -152,6 +152,6 @@
         private NumericUpDown priceNumeric;
         private Label label3;
         private Label label4;
-        private CheckedListBox typeCheckedListBox;
+        private CheckedListBox typeChequeedListBox;
     }
 }

ProjectSellPC/ProjectSellPC/Forms/Products/ProductSettingsForm.cs

@@ -1,6 +1,9 @@
 using ProjectSellPC.Entites;
 using ProjectSellPC.Entites.Enums;
 using ProjectSellPC.Repos;
+using Microsoft.VisualBasic.FileIO;
+using System;
+using System.Windows.Forms;
 
 namespace ProjectSellPC
 {
@@ -17,7 +20,7 @@ namespace ProjectSellPC
                 try
                 {
                     var product = _productRepository.Read(value);
-                    if (product != null)
+                    if (product == null)
                     {
                         throw new InvalidDataException(nameof(product));
                     }
@@ -28,7 +31,7 @@ namespace ProjectSellPC
                         if ((elem & product.ProductType) != 0)
                         {
 
-                            typeCheckedListBox.SetItemChecked(typeCheckedListBox.Items.IndexOf(elem), true);
+                            typeChequeedListBox.SetItemChecked(typeChequeedListBox.Items.IndexOf(elem), true);
                         }
                     }
                     priceNumeric.Value = product.Price;
@@ -50,7 +53,7 @@ namespace ProjectSellPC
 
             foreach (var elem in Enum.GetValues(typeof(ProductType)))
             {
-                typeCheckedListBox.Items.Add(elem);
+                typeChequeedListBox.Items.Add(elem);
             }
 
         }
@@ -65,7 +68,7 @@ namespace ProjectSellPC
             try
             {
                 if (string.IsNullOrWhiteSpace(productNameTextbox.Text) ||
-                 string.IsNullOrWhiteSpace(descriptionTextbox.Text) || typeCheckedListBox.CheckedItems.Count == 0)
+                 string.IsNullOrWhiteSpace(descriptionTextbox.Text) || typeChequeedListBox.CheckedItems.Count == 0)
                 {
                     throw new Exception("Имеются незаполненные поля");
                 }
@@ -92,7 +95,7 @@ namespace ProjectSellPC
         private Product CreateProduct(int id)
         {
             ProductType type = ProductType.None;
-            foreach (var elem in typeCheckedListBox.CheckedItems)
+            foreach (var elem in typeChequeedListBox.CheckedItems)
             {
                 type |= (ProductType)elem;
             }

ProjectSellPC/ProjectSellPC/Forms/ProductsOnWarehouse/ProductsOnWarehouseForm.Designer.cs

@@ -54,16 +54,7 @@
             productsDataGridView.RowHeadersWidth = 51;
             productsDataGridView.Size = new Size(851, 400);
             productsDataGridView.TabIndex = 8;
-            // 
-            // editButton
-            // 
-            editButton.Location = new Point(881, 78);
-            editButton.Name = "editButton";
-            editButton.Size = new Size(161, 60);
-            editButton.TabIndex = 10;
-            editButton.Text = "Редактировать";
-            editButton.UseVisualStyleBackColor = true;
-            editButton.Click += editButton_Click;
+      
             // 
             // ProductsOnWarehouseForm
             // 

ProjectSellPC/ProjectSellPC/Forms/ProductsOnWarehouse/ProductsOnWarehouseForm.cs

@@ -1,6 +1,24 @@
 using ProjectSellPC.Repos;
 using Unity;
-
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+//ТУТ ПРОБЛЕМЫ С КНОПКОЙ РЕДАКТИРОВАТЬ, ТАК КАК ЕЁ НАДО ПОМЕНЯТЬ!!!!!!!!!
 namespace ProjectSellPC.Forms.ProductsOnWarehouse
 {
     public partial class ProductsOnWarehouseForm : Form
@@ -56,18 +74,19 @@ namespace ProjectSellPC.Forms.ProductsOnWarehouse
             }
         }
 
-        private void editButton_Click(object sender, EventArgs e)
+        private void deleteButton_Click(object sender, EventArgs e)
         {
             if (!TryGetIdentifierFromSelectedRow(out var findId))
             {
                 return;
             }
-
+            if (MessageBox.Show("Удалить запись?", "Удаление", MessageBoxButtons.YesNo) != DialogResult.Yes)
+            {
+                return;
+            }
             try
             {
-                var form = _container.Resolve<ProductsOnWarehouseSettingsForm>();
-                form.Id = findId;
-                form.ShowDialog();
+                _productOnWarehouseRepository.Delete(findId);
                 LoadList();
             }
             catch (Exception ex)

ProjectSellPC/ProjectSellPC/Forms/ProductsOnWarehouse/ProductsOnWarehouseSettingsForm.cs

@@ -1,5 +1,14 @@
 using ProjectSellPC.Entites;
 using ProjectSellPC.Repos;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
 
 namespace ProjectSellPC.Forms.ProductsOnWarehouse
 {
@@ -22,9 +31,22 @@ namespace ProjectSellPC.Forms.ProductsOnWarehouse
                     {
                         throw new InvalidDataException("Record not found");
                     }
-
-                    productCombobox.SelectedItem = record.Product;
-                    WarehouseCombobox.SelectedItem = record.Warehouse;
+                    //ProductComboBox
+                    foreach (var item in _productRepository.ReadAll())
+                    {
+                        if (item.ID == record.ProductId)
+                        {
+                            productCombobox.SelectedItem = item;
+                        }
+                    }
+                    //WarehouseCombobox
+                    foreach (var item in _WarehouseRepository.ReadAll())
+                    {
+                        if (item.Id == record.WarehouseId)
+                        {
+                            WarehouseCombobox.SelectedItem = item;
+                        }
+                    }
                     countNumeric.Value = record.Count;
                     _recordId = value;
                 }
@@ -59,7 +81,7 @@ namespace ProjectSellPC.Forms.ProductsOnWarehouse
             productCombobox.ValueMember = "Id";
 
             WarehouseCombobox.DataSource = _WarehouseRepository.ReadAll().ToList();
-            WarehouseCombobox.DisplayMember = "Name";
+            WarehouseCombobox.DisplayMember = "Adress";
             WarehouseCombobox.ValueMember = "Id";
         }
 
@@ -67,7 +89,7 @@ namespace ProjectSellPC.Forms.ProductsOnWarehouse
         {
             try
             {
-                if (productCombobox.SelectedItem == null || WarehouseCombobox.SelectedItem == null || countNumeric.Value < 1)
+                if (productCombobox.SelectedItem == null || WarehouseCombobox.SelectedItem == null)
                 {
                     throw new Exception("Заполните все поля");
                 }
@@ -75,16 +97,7 @@ namespace ProjectSellPC.Forms.ProductsOnWarehouse
                 var selectedProduct = (Product)productCombobox.SelectedItem;
                 var selectedWarehouse = (Entites.Warehouse)WarehouseCombobox.SelectedItem;
                 var count = (int)countNumeric.Value;
-
-                if (_recordId.HasValue)
-                {
-                    _productOnWarehouseRepository.Update(CreateProductOnWarehouse(_recordId.Value, selectedProduct, selectedWarehouse, count));
-                }
-                else
-                {
-                    _productOnWarehouseRepository.Create(CreateProductOnWarehouse(0, selectedProduct, selectedWarehouse, count));
-                }
-
+                _productOnWarehouseRepository.Create(CreateProductOnWarehouse(0, selectedProduct, selectedWarehouse, count));
                 Close();
             }
             catch (Exception ex)

ProjectSellPC/ProjectSellPC/Forms/Warehouse/WarehouseForm.cs

@@ -1,4 +1,13 @@
-
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+using ProjectSellPC.Forms.Clients;
 using ProjectSellPC.Repos;
 using Unity;
 

ProjectSellPC/ProjectSellPC/Forms/Warehouse/WarehouseSettingsForm.cs

@@ -1,4 +1,16 @@
-using ProjectSellPC.Repos;
+using ProjectSellPC.Entites.Enums;
+using ProjectSellPC.Entites;
+using ProjectSellPC.Repos;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+using ProjectSellPC.Repos;
 
 
 namespace ProjectSellPC.Forms.Warehouse
@@ -16,7 +28,7 @@ namespace ProjectSellPC.Forms.Warehouse
                 try
                 {
                     var Warehouse = _repository.Read(value);
-                    if (Warehouse != null)
+                    if (Warehouse == null)
                     {
                         throw new InvalidDataException(nameof(Warehouse));
                     }
@@ -61,7 +73,7 @@ namespace ProjectSellPC.Forms.Warehouse
                 else
                 {
 
-                    _repository.Update(CreateWarehouse(0));
+                    _repository.Create(CreateWarehouse(0));
                 }
 
                 Close();

ProjectSellPC/ProjectSellPC/Program.cs

@@ -1,7 +1,10 @@
 using ProjectSellPC.Repos;
 using ProjectSellPC.Repos.Impements;
+using Microsoft.Extensions.Logging;
 using Unity;
 using Unity.Lifetime;
+using Serilog;
+using Microsoft.Extensions.Configuration;
 
 namespace ProjectSellPC
 {
@@ -20,13 +23,29 @@ namespace ProjectSellPC
         {
             var container = new UnityContainer();
 
+            container.RegisterInstance<ILoggerFactory>(CreateLoggerFactory());
+
+            container.RegisterType<IConnectionString, ConnectionString>(new SingletonLifetimeManager());
+
             container.RegisterType<IProductRepository, ProductRepo>(new TransientLifetimeManager());
             container.RegisterType<IClientRepository, ClientRepo>(new TransientLifetimeManager());
             container.RegisterType<IWarehouseRepository, WarehouseRepo>(new TransientLifetimeManager());
             container.RegisterType<IProductOnWarehouseRepository, ProductsOnWarehouseRepo>(new TransientLifetimeManager());
+            container.RegisterType<IProductInChequeRepository, ProductInChequeRepo>(new TransientLifetimeManager());
             container.RegisterType<IChequeRepository, ChequeRepo>(new TransientLifetimeManager());
 
             return container;
         }
+        private static LoggerFactory CreateLoggerFactory()
+        {
+            var loggerFactory = new LoggerFactory();
+            loggerFactory.AddSerilog(new LoggerConfiguration()
+             .ReadFrom.Configuration(new ConfigurationBuilder()
+              .SetBasePath(Directory.GetCurrentDirectory())
+              .AddJsonFile("appsettings.json")
+              .Build())
+             .CreateLogger());
+            return loggerFactory;
+        }
     }
 }

ProjectSellPC/ProjectSellPC/ProjectSellPC.csproj

@@ -9,7 +9,22 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="Dapper" Version="2.1.35" />
+    <PackageReference Include="Microsoft.Extensions.Configuration" Version="9.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Logging" Version="9.0.0" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+    <PackageReference Include="Npgsql" Version="9.0.2" />
+    <PackageReference Include="Serilog" Version="4.2.0" />
+    <PackageReference Include="Serilog.AspNetCore" Version="9.0.0" />
+    <PackageReference Include="Serilog.Extensions.Logging" Version="9.0.0" />
+    <PackageReference Include="Serilog.Settings.Configuration" Version="9.0.0" />
     <PackageReference Include="Unity" Version="5.11.10" />
   </ItemGroup>
 
+  <ItemGroup>
+    <None Update="appsettings.json">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
+
 </Project>

ProjectSellPC/ProjectSellPC/Repos/IConnectionString.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectSellPC.Repos
+{
+    public interface IConnectionString
+    {
+        string ConnectionString { get; }
+    }
+}

ProjectSellPC/ProjectSellPC/Repos/IProductInChequeRepository.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ProjectSellPC.Entites;
+
+namespace ProjectSellPC.Repos
+{
+    public interface IProductInChequeRepository
+    {
+        IEnumerable<ProductInCheque> ReadAll();
+        ProductInCheque Read(int id);
+        void Create(ProductInCheque ps);
+    }
+}

ProjectSellPC/ProjectSellPC/Repos/IProductOnWarehouseRepository.cs

@@ -6,6 +6,6 @@ namespace ProjectSellPC.Repos
         IEnumerable<ProductsOnWarehouse> ReadAll();
         ProductsOnWarehouse Read(int id);
         void Create(ProductsOnWarehouse ps);
-        ProductsOnWarehouse Update(ProductsOnWarehouse Warehouse);
+        void Delete(int id);
     }
 }

ProjectSellPC/ProjectSellPC/Repos/Impements/CheckRepo.cs

@@ -1,23 +0,0 @@
-using ProjectSellPC.Entites;
-
-namespace ProjectSellPC.Repos.Impements
-{
-    public class ChequeRepo : IChequeRepository
-    {
-
-        public void Create(Cheque Cheque)
-        {
-
-        }
-
-        public Cheque Read(int id)
-        {
-            return Cheque.CreateEntity(0, new List<ProductInCheque>(), new Client(), DateTime.Now);
-        }
-
-        public IEnumerable<Cheque> ReadAll()
-        {
-            return new List<Cheque>();
-        }
-    }
-}

ProjectSellPC/ProjectSellPC/Repos/Impements/ChequeRepo.cs

@@ -0,0 +1,121 @@
+using ProjectSellPC.Entites;
+using Dapper;
+using Microsoft.Extensions.Logging;
+using Npgsql;
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Linq;
+
+namespace ProjectSellPC.Repos.Impements
+{
+    public class ChequeRepo : IChequeRepository
+    {
+        private readonly IConnectionString _connectionString;
+        private readonly ILogger<ChequeRepo> _logger;
+        private readonly IClientRepository _clientRepository;
+
+        public ChequeRepo(IConnectionString connectionString, ILoggerFactory loggerFactory, IClientRepository clientRepository)
+        {
+            _connectionString = connectionString ?? throw new ArgumentNullException(nameof(connectionString));
+            _logger = loggerFactory.CreateLogger<ChequeRepo>();
+            _clientRepository = clientRepository ?? throw new ArgumentNullException(nameof(clientRepository));
+        }
+
+        private IDbConnection CreateConnection() => new NpgsqlConnection(_connectionString.ConnectionString);
+        public void Create(Cheque Cheque)
+        {
+            _logger.LogInformation("Создание чека");
+            using (var connection = CreateConnection())
+            {
+                connection.Open();
+                using (var transaction = connection.BeginTransaction())
+                {
+                    try
+                    {
+                        var chequeSql = "INSERT INTO \"cheque\" (\"clientid\", \"purchasedate\") VALUES (@ClientId, @PurchaseDate) RETURNING \"id\"";
+                        Cheque.Id = connection.ExecuteScalar<int>(chequeSql, new
+                        {
+                            ClientId = Cheque.Client.Id,
+                            PurchaseDate = Cheque.PurchaseDate
+                        }, transaction);
+
+                        var productSql = "INSERT INTO \"productsincheque\" (\"chequeid\", \"productid\", \"count\") VALUES (@ChequeId, @ProductID, @Count)";
+                        foreach (var productInCheque in Cheque.Products)
+                        {
+                            connection.Execute(productSql, new
+                            {
+                                ChequeId = Cheque.Id,
+                                ProductID = productInCheque.ProductID,
+                                Count = productInCheque.Count
+                            }, transaction);
+                        }
+
+                        transaction.Commit();
+                    }
+                    catch (Exception ex)
+                    {
+                        transaction.Rollback();
+                        _logger.LogError(ex, "Ошибка при создании чека");
+                        throw;
+                    }
+                }
+            }
+        }
+
+        public Cheque Read(int id)
+        {
+            _logger.LogInformation("Чтение чека по ID: {id}", id);
+            using (var connection = CreateConnection())
+            {
+                try
+                {
+                    var ChequeSql = "SELECT * FROM \"cheque\" WHERE \"id\" = @Id";
+                    var Cheque = connection.QuerySingleOrDefault<Cheque>(ChequeSql, new { Id = id });
+
+                    if (Cheque == null) return null;
+
+                    Cheque.Client = _clientRepository.Read(Cheque.Client.Id);
+
+                    var productSql = "SELECT * FROM \"productsincheque\" WHERE \"chequeid\" = @ChequeId";
+                    Cheque.Products = connection.Query<ProductInCheque>(productSql, new { ChequeId = Cheque.Id }).ToList();
+
+                    return Cheque;
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Ошибка при чтении чека");
+                    throw;
+                }
+            }
+        }
+
+        public IEnumerable<Cheque> ReadAll()
+        {
+            _logger.LogInformation("Чтение всех чеков");
+            using (var connection = CreateConnection())
+            {
+                try
+                {
+                    var ChequeSql = "SELECT * FROM \"cheque\"";
+                    var Cheques = connection.Query<Cheque>(ChequeSql).ToList();
+
+                    foreach (var Cheque in Cheques)
+                    {
+                        Cheque.Client = _clientRepository.Read(Cheque.ClientId);
+
+                        var productSql = "SELECT * FROM \"productsincheque\" WHERE \"chequeeid\" = @ChequeId";
+                        Cheque.Products = connection.Query<ProductInCheque>(productSql, new { ChequeId = Cheque.Id }).ToList();
+                    }
+
+                    return Cheques;
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Ошибка при чтении всех чеков");
+                    throw;
+                }
+            }
+        }
+    }
+}

ProjectSellPC/ProjectSellPC/Repos/Impements/ClientRepo.cs

@@ -1,33 +1,141 @@
 using ProjectSellPC.Entites;
 using ProjectSellPC.Entites.Enums;
+using Dapper;
+using Microsoft.Extensions.Logging;
+using Newtonsoft.Json;
+using Npgsql;
+using System;
+using System.Collections.Generic;
+using System.Data;
 
 namespace ProjectSellPC.Repos.Impements
 {
     public class ClientRepo : IClientRepository
     {
+        private readonly IConnectionString _connectionString;
+        private readonly ILogger<ClientRepo> _logger;
+
+        public ClientRepo(IConnectionString connectionString, ILoggerFactory loggerFactory)
+        {
+            _connectionString = connectionString;
+            _logger = loggerFactory.CreateLogger<ClientRepo>();
+        }
+
+        private IDbConnection CreateConnection() => new NpgsqlConnection(_connectionString.ConnectionString);
         public void Create(Client client)
         {
+            _logger.LogInformation("Добавление клиента");
+            _logger.LogDebug("Клиент: {json}", JsonConvert.SerializeObject(client));
 
+            try
+            {
+                using (var connection = CreateConnection())
+                {
+                    var sql = "INSERT INTO \"client\" (\"name\", \"phonenumber\", \"clienttype\") " +
+                              "VALUES (@Name, @PhoneNumber, @ClientType)";
+
+                    connection.Execute(sql, new
+                    {
+                        Name = client.Name,
+                        PhoneNumber = client.PhoneNumber,
+                        ClientType = (int)client.ClientType
+                    });
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка при добавлении клиента");
+                throw;
+            }
         }
 
         public void Delete(int id)
         {
+            _logger.LogInformation("Удаление клиента");
+            _logger.LogDebug("Клиент ID: {id}", id);
 
+            try
+            {
+                using (var connection = CreateConnection())
+                {
+                    var sql = "DELETE FROM \"client\" WHERE \"id\" = @Id";
+                    connection.Execute(sql, new { Id = id });
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка при удалении клиента");
+                throw;
+            }
         }
 
         public Client Read(int id)
         {
-            return Client.CreateEntity(0, string.Empty, string.Empty, ClientType.Individual);
+            _logger.LogInformation("Получение клиента по ID");
+            _logger.LogDebug("Клиент ID: {id}", id);
+
+            try
+            {
+                using (var connection = CreateConnection())
+                {
+                    var sql = "SELECT * FROM \"client\" WHERE \"id\" = @Id";
+                    return connection.QuerySingleOrDefault<Client>(sql, new { Id = id });
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка при получении клиента");
+                throw;
+            }
         }
 
         public IEnumerable<Client> ReadAll()
         {
-            return new List<Client>();
+            _logger.LogInformation("Получение всех клиентов");
+
+            try
+            {
+                using (var connection = CreateConnection())
+                {
+                    var sql = "SELECT * FROM \"client\"";
+                    return connection.Query<Client>(sql);
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка при получении списка клиентов");
+                throw;
+            }
         }
 
         public Client Update(Client client)
         {
-            return Client.CreateEntity(0, string.Empty, string.Empty, ClientType.Individual);
+            _logger.LogInformation("Обновление информации о клиенте");
+            _logger.LogDebug("Клиент: {json}", JsonConvert.SerializeObject(client));
+
+            try
+            {
+                using (var connection = CreateConnection())
+                {
+                    var sql = "UPDATE \"client\" SET \"name\" = @Name, \"phonenumber\" = @PhoneNumber, \"clienttype\" = @ClientType " +
+                              "WHERE \"id\" = @Id";
+
+                    connection.Execute(sql, new
+                    {
+                        Id = client.Id,
+                        Name = client.Name,
+                        PhoneNumber = client.PhoneNumber,
+                        ClientType = (int)client.ClientType
+                    });
+
+                    return client;
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка при обновлении информации о клиенте");
+                throw;
+            }
         }
     }
 }

ProjectSellPC/ProjectSellPC/Repos/Impements/ConnectionString.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ProjectSellPC.Repos;
+
+namespace ProjectSellPC.Repos.Impements
+{
+    public class ConnectionString : IConnectionString
+    {
+        string IConnectionString.ConnectionString => "Host=localhost;Username=postgres;Password=78oripop;Database=otp2";
+    }
+}

ProjectSellPC/ProjectSellPC/Repos/Impements/ProductInChequeRepo.cs

@@ -0,0 +1,136 @@
+using Dapper;
+using Microsoft.Extensions.Logging;
+using Npgsql;
+using ProjectSellPC.Entites;
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ProjectSellPC.Repos.Impements
+{
+    public class ProductInChequeRepo : IProductInChequeRepository
+    {
+
+        private readonly IProductRepository _productRepository;
+        private readonly IConnectionString _connectionString;
+        private readonly ILogger<ProductInChequeRepo> _logger;
+
+        public ProductInChequeRepo(IConnectionString connectionString, ILoggerFactory loggerFactory, IProductRepository productRepository)
+        {
+            _connectionString = connectionString;
+            _logger = loggerFactory.CreateLogger<ProductInChequeRepo>();
+            _productRepository = productRepository ?? throw new ArgumentNullException(nameof(productRepository));
+        }
+
+        private IDbConnection CreateConnection() => new NpgsqlConnection(_connectionString.ConnectionString);
+
+        public void Create(ProductInCheque productInCheque)
+        {
+            _logger.LogInformation("Добавление товара в чек");
+            _logger.LogDebug("Товар в чеке: {json}", Newtonsoft.Json.JsonConvert.SerializeObject(productInCheque));
+
+            using (var connection = CreateConnection())
+            {
+                connection.Open();
+                using (var transaction = connection.BeginTransaction())
+                {
+                    try
+                    {
+                        var sql = "INSERT INTO \"productsincheque\" (\"productid\", \"count\") " +
+                                  "VALUES (@ProductID, @Count) RETURNING \"ID\"";
+
+                        productInCheque.ID = connection.ExecuteScalar<int>(sql, new
+                        {
+                            ProductID = productInCheque.ProductID,
+                            Count = productInCheque.Count
+                        }, transaction);
+
+                        transaction.Commit();
+                    }
+                    catch (Exception ex)
+                    {
+                        transaction.Rollback();
+                        _logger.LogError(ex, "Ошибка при добавлении товара в чек");
+                        throw;
+                    }
+                }
+            }
+        }
+
+        public ProductInCheque Read(int id)
+        {
+            _logger.LogInformation("Получение товара в чеке по ID");
+            _logger.LogDebug("ID товара в чеке: {id}", id);
+
+            using (var connection = CreateConnection())
+            {
+                try
+                {
+                    var sql = "SELECT * FROM \"productincheque\" WHERE \"id\" = @ID";
+                    var productInCheque = connection.QuerySingleOrDefault<ProductInCheque>(sql, new { ID = id });
+                    if (productInCheque != null)
+                    {
+                        // Загрузка дополнительной информации о продукте при необходимости
+                        var product = _productRepository.Read(productInCheque.ProductID);
+                        productInCheque.ProductID = product?.ID ?? 0;
+                    }
+                    return productInCheque;
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Ошибка при получении товара в чеке");
+                    throw;
+                }
+            }
+        }
+
+        public IEnumerable<ProductInCheque> ReadAll()
+        {
+            _logger.LogInformation("Получение всех товаров в чеках");
+
+            using (var connection = CreateConnection())
+            {
+                try
+                {
+                    var sql = "SELECT * FROM \"productincheque\"";
+                    var productsInCheque = connection.Query<ProductInCheque>(sql).ToList();
+
+                    foreach (var productInCheque in productsInCheque)
+                    {
+                        var product = _productRepository.Read(productInCheque.ProductID);
+                        productInCheque.ProductID = product?.ID ?? 0;
+                    }
+                    return productsInCheque;
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Ошибка при получении списка товаров в чеках");
+                    throw;
+                }
+            }
+        }
+
+        public void Delete(int id)
+        {
+            _logger.LogInformation("Удаление товара из чека");
+            _logger.LogDebug("ID товара в чеке: {id}", id);
+
+            try
+            {
+                using (var connection = CreateConnection())
+                {
+                    var sql = "DELETE FROM \"productincheque\" WHERE \"id\" = @ID";
+                    connection.Execute(sql, new { ID = id });
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка при удалении товара из чека");
+                throw;
+            }
+        }
+    }
+}

ProjectSellPC/ProjectSellPC/Repos/Impements/ProductRepo.cs

@@ -1,33 +1,150 @@
 using ProjectSellPC.Entites;
 using ProjectSellPC.Entites.Enums;
+using Dapper;
+using Microsoft.Extensions.Logging;
+using Newtonsoft.Json;
+using Npgsql;
+using System.Data;
+using System.Linq.Expressions;
 
 namespace ProjectSellPC.Repos.Impements
 {
     public class ProductRepo : IProductRepository
     {
+        private readonly IConnectionString _connectionString;
+        private readonly ILogger<ProductRepo> _logger;
+
+        public ProductRepo(IConnectionString connectionString, ILoggerFactory loggerFactory)
+        {
+            _connectionString = connectionString;
+            //_logger = logger;
+            _logger = loggerFactory.CreateLogger<ProductRepo>();
+        }
+
+        private IDbConnection CreateConnection() => new NpgsqlConnection(_connectionString.ConnectionString);
         public void Create(Product product)
         {
-            
+            _logger.LogInformation("Добавление объекта");
+            _logger.LogDebug("Объект: {json}", JsonConvert.SerializeObject(product));
+
+            try
+            {
+                using (var connection = CreateConnection())
+                {
+                    var sql = "INSERT INTO \"product\" (\"name\", \"description\", \"price\", \"producttype\") " +
+                        "VALUES (@Name, @Description, @Price, @ProductType)";
+
+                    connection.Execute(sql, new
+                    {
+                        Name = product.Name,
+                        Description = product.Description,
+                        Price = product.Price,
+                        ProductType = (int)product.ProductType
+                    });
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка при добавлении объекта");
+                throw;
+            }
         }
 
         public void Delete(int id)
         {
-            
+            _logger.LogInformation("Удаление объекта");
+            _logger.LogDebug("Объект: {id}", id);
+
+            try
+            {
+                using (var connection = CreateConnection())
+                {
+                    var sql = "DELETE FROM \"product\" WHERE \"id\" = @Id";
+                    connection.Execute(sql, new { Id = id });
+                }
+            }
+            catch (Exception e)
+            {
+                _logger.LogError(e, "Ошибка при удалении объекта");
+                throw;
+            }
         }
 
         public Product Read(int id)
         {
-            return Product.CreateEntity(0, string.Empty, string.Empty, 0, ProductType.None);
+            _logger.LogInformation("Получение объекта по идентификатору");
+            _logger.LogDebug("Объект: {id}", id);
+
+            try
+            {
+                using (var connection = CreateConnection())
+                {
+                    var sql = $"SELECT * FROM \"product\" WHERE \"id\" = {id}";
+                    return connection.QuerySingleOrDefault<Product>(sql);
+                }
+            }
+            catch (Exception e)
+            {
+                _logger.LogError(e, "Ошибка при поиске объекта");
+                throw;
+            }
         }
 
         public IEnumerable<Product> ReadAll()
         {
-            return new List<Product>();
+            _logger.LogInformation("Получение всех объектов");
+
+            try
+            {
+                using (var connection = CreateConnection())
+                {
+                    var sql = "SELECT * FROM \"product\"";
+                    return connection.Query<Product>(sql).ToList();
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка при чтении объектов");
+                throw;
+            }
+
         }
 
         public Product Update(Product product)
         {
-            return Product.CreateEntity(0, string.Empty, string.Empty, 0, ProductType.None);
+            _logger.LogInformation("Редактирование объекта");
+            _logger.LogDebug("Объект: {json}", JsonConvert.SerializeObject(product));
+
+            try
+            {
+                using (var connection = CreateConnection())
+                {
+                    var sql = "UPDATE \"product\" " +
+                        "SET \"name\" = @Name, " +
+                           "\"description\" = @Description, " +
+                           "\"price\" = @Price," +
+                            "\"producttype\" = @ProductType" +
+                        " WHERE \"id\" = @Id";
+
+                    connection.Execute(sql, new
+                    {
+                        Id = product.ID,
+                        Name = product.Name,
+                        Description = product.Description,
+                        Price = product.Price,
+                        ProductType = (int)product.ProductType
+                    });
+
+                }
+
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка при изменении объекта");
+                throw;
+            }
+            return product;
+
         }
     }
 }

ProjectSellPC/ProjectSellPC/Repos/Impements/ProductsOnStorageRepo.cs

@@ -1,27 +0,0 @@
-using ProjectSellPC.Entites;
-
-namespace ProjectSellPC.Repos.Impements
-{
-    public class ProductsOnWarehouseRepo : IProductOnWarehouseRepository
-    {
-        public void Create(ProductsOnWarehouse ps)
-        {
-            
-        }
-
-        public ProductsOnWarehouse Read(int id)
-        {
-            return ProductsOnWarehouse.CreateEntity(0, new Product(), new Warehouse(), 0);
-        }
-
-        public IEnumerable<ProductsOnWarehouse> ReadAll()
-        {
-            return new List<ProductsOnWarehouse>();
-        }
-
-        public ProductsOnWarehouse Update(ProductsOnWarehouse Warehouse)
-        {
-            return ProductsOnWarehouse.CreateEntity(0, new Product(), new Warehouse(), 0);
-        }
-    }
-}

ProjectSellPC/ProjectSellPC/Repos/Impements/ProductsOnWarehouseRepo.cs

@@ -0,0 +1,135 @@
+using ProjectSellPC.Entites;
+using Dapper;
+using Microsoft.Extensions.Logging;
+using Newtonsoft.Json;
+using Npgsql;
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Linq;
+
+namespace ProjectSellPC.Repos.Impements
+{
+    public class ProductsOnWarehouseRepo : IProductOnWarehouseRepository
+    {
+        private readonly IProductRepository _productRepository;
+        private readonly IWarehouseRepository _warehouseRepository;
+        private readonly IConnectionString _connectionString;
+        private readonly ILogger<ProductsOnWarehouseRepo> _logger;
+        public ProductsOnWarehouseRepo(IConnectionString connectionString, ILoggerFactory loggerFactory,
+            IProductRepository productRepository,
+            IWarehouseRepository warehouseRepository)
+        {
+            _connectionString = connectionString;
+            _logger = loggerFactory.CreateLogger<ProductsOnWarehouseRepo>();
+            _productRepository = productRepository ?? throw new ArgumentNullException(nameof(productRepository));
+            _warehouseRepository = warehouseRepository ?? throw new ArgumentNullException(nameof(warehouseRepository));
+        }
+
+        private IDbConnection CreateConnection() => new NpgsqlConnection(_connectionString.ConnectionString);
+
+        public void Create(ProductsOnWarehouse productsOnWarehouse)
+        {
+            _logger.LogInformation("Добавление продукта на склад");
+            _logger.LogDebug("Продукт на складе: {json}", JsonConvert.SerializeObject(productsOnWarehouse));
+
+            using (var connection = CreateConnection())
+            {
+                connection.Open();
+                using (var transaction = connection.BeginTransaction())
+                {
+                    try
+                    {
+                        var sql = "INSERT INTO \"productsonwarehouse\" (\"productid\", \"warehouseid\", \"count\") " +
+                                  "VALUES (@ProductId, @WarehouseId, @Count) RETURNING \"id\"";
+
+                        productsOnWarehouse.Id = connection.ExecuteScalar<int>(sql, new
+                        {
+                            ProductId = productsOnWarehouse.Product.ID,
+                            WarehouseId = productsOnWarehouse.Warehouse.Id,
+                            Count = productsOnWarehouse.Count
+                        }, transaction);
+
+                        transaction.Commit();
+                    }
+                    catch (Exception ex)
+                    {
+                        transaction.Rollback();
+                        _logger.LogError(ex, "Ошибка при добавлении продукта на склад");
+                        throw;
+                    }
+                }
+            }
+        }
+
+        public ProductsOnWarehouse Read(int id)
+        {
+            _logger.LogInformation("Получение продукта на складе по ID");
+            _logger.LogDebug("ID продукта на складе: {id}", id);
+
+            using (var connection = CreateConnection())
+            {
+                try
+                {
+                    var sql = "SELECT * FROM \"productsonwarehouse\" WHERE \"id\" = @Id";
+                    var productOnWarehouse = connection.QuerySingleOrDefault<ProductsOnWarehouse>(sql, new { Id = id });
+                    productOnWarehouse.Warehouse = _warehouseRepository.Read(productOnWarehouse.WarehouseId);
+                    productOnWarehouse.Product = _productRepository.Read(productOnWarehouse.ProductId);
+
+                    return productOnWarehouse;
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Ошибка при получении продукта на складе");
+                    throw;
+                }
+            }
+        }
+
+        public IEnumerable<ProductsOnWarehouse> ReadAll()
+        {
+            _logger.LogInformation("Получение всех продуктов на складе");
+
+            using (var connection = CreateConnection())
+            {
+                try
+                {
+                    var sql = "SELECT * FROM \"productsonwarehouse\"";
+                    var answer = connection.Query<ProductsOnWarehouse>(sql).ToList();
+                    foreach (var productOnWarehouse in answer)
+                    {
+                        productOnWarehouse.Product = _productRepository.Read(productOnWarehouse.ProductId);
+                        productOnWarehouse.Warehouse = _warehouseRepository.Read(productOnWarehouse.WarehouseId);
+                    }
+                    return answer;
+
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Ошибка при получении списка продуктов на складе");
+                    throw;
+                }
+            }
+        }
+
+        public void Delete(int id)
+        {
+            _logger.LogInformation("Удаление товара со склада");
+            _logger.LogDebug("Склад ID: {id}", id);
+
+            try
+            {
+                using (var connection = CreateConnection())
+                {
+                    var sql = "DELETE FROM \"productsonwarehouse\" WHERE \"id\" = @Id";
+                    connection.Execute(sql, new { Id = id });
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка при удалении");
+                throw;
+            }
+        }
+    }
+}

ProjectSellPC/ProjectSellPC/Repos/Impements/StorageRepo.cs

@@ -1,32 +0,0 @@
-using ProjectSellPC.Entites;
-
-namespace ProjectSellPC.Repos.Impements
-{
-    public class WarehouseRepo: IWarehouseRepository
-    {
-        public void Create(Warehouse Warehouse)
-        {
-
-        }
-
-        public void Delete(int id)
-        {
-
-        }
-
-        public Warehouse Read(int id)
-        {
-            return Warehouse.CreateEntity(0, 0, string.Empty);
-        }
-
-        public IEnumerable<Warehouse> ReadAll()
-        {
-            return new List<Warehouse>();
-        }
-
-        public Warehouse Update(Warehouse Warehouse)
-        {
-            return Warehouse.CreateEntity(0, 0, string.Empty);
-        }
-    }
-}

ProjectSellPC/ProjectSellPC/Repos/Impements/WarehouseRepo.cs

@@ -0,0 +1,140 @@
+using ProjectSellPC.Entites;
+using Dapper;
+using Microsoft.Extensions.Logging;
+using Newtonsoft.Json;
+using Npgsql;
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Linq;
+
+namespace ProjectSellPC.Repos.Impements
+{
+    public class WarehouseRepo: IWarehouseRepository
+    {
+        private readonly IConnectionString _connectionString;
+        private readonly ILogger<WarehouseRepo> _logger;
+
+        public WarehouseRepo(IConnectionString connectionString, ILoggerFactory loggerFactory)
+        {
+            _connectionString = connectionString;
+            _logger = loggerFactory.CreateLogger<WarehouseRepo>();
+        }
+
+        private IDbConnection CreateConnection() => new NpgsqlConnection(_connectionString.ConnectionString);
+
+        public void Create(Warehouse warehouse)
+        {
+            _logger.LogInformation("Добавление склада");
+            _logger.LogDebug("Склад: {json}", JsonConvert.SerializeObject(warehouse));
+
+            try
+            {
+                using (var connection = CreateConnection())
+                {
+                    var sql = "INSERT INTO \"warehouse\" (\"size\", \"adress\") " +
+                              "VALUES (@Size, @Adress)";
+
+                    connection.Execute(sql, new
+                    {
+                        Size = warehouse.Size,
+                        Adress = warehouse.Adress
+                    });
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка при добавлении склада");
+                throw;
+            }
+        }
+
+        public void Delete(int id)
+        {
+            _logger.LogInformation("Удаление склада");
+            _logger.LogDebug("Склад ID: {id}", id);
+
+            try
+            {
+                using (var connection = CreateConnection())
+                {
+                    var sql = "DELETE FROM \"warehouse\" WHERE \"id\" = @Id";
+                    connection.Execute(sql, new { Id = id });
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка при удалении склада");
+                throw;
+            }
+        }
+
+        public Warehouse Read(int id)
+        {
+            _logger.LogInformation("Получение склада по ID");
+            _logger.LogDebug("Склад ID: {id}", id);
+
+            try
+            {
+                using (var connection = CreateConnection())
+                {
+                    var sql = "SELECT * FROM \"warehouse\" WHERE \"id\" = @Id";
+                    return connection.QuerySingleOrDefault<Warehouse>(sql, new { Id = id });
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка при получении склада");
+                throw;
+            }
+        }
+
+        public IEnumerable<Warehouse> ReadAll()
+        {
+            _logger.LogInformation("Получение всех складов");
+
+            try
+            {
+                using (var connection = CreateConnection())
+                {
+                    var sql = "SELECT * FROM \"warehouse\"";
+                    return connection.Query<Warehouse>(sql).ToList();
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка при получении списка складов");
+                throw;
+            }
+        }
+
+        public Warehouse Update(Warehouse warehouse)
+        {
+            _logger.LogInformation("Обновление информации о складе");
+            _logger.LogDebug("Склад: {json}", JsonConvert.SerializeObject(warehouse));
+
+            try
+            {
+                using (var connection = CreateConnection())
+                {
+                    var sql = "UPDATE \"warehouse\" SET \"size\" = @Size, \"adress\" = @Adress " +
+                              "WHERE \"id\" = @Id";
+
+                    connection.Execute(sql, new
+                    {
+                        Id = warehouse.Id,
+                        Size = warehouse.Size,
+                        Adress = warehouse.Adress
+                    });
+
+                    return warehouse;
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка при обновлении информации о складе");
+                throw;
+            }
+        }
+    }
+}

ProjectSellPC/ProjectSellPC/appsettings.json

@@ -0,0 +1,15 @@
+{
+  "Serilog": {
+    "Using": [ "Serilog.Sinks.File" ],
+    "MinimumLevel": "Debug",
+    "WriteTo": [
+      {
+        "Name": "File",
+        "Args": {
+          "path": "Logs/log.txt",
+          "rollingInterval": "Day"
+        }
+      }
+    ]
+  }
+}