Лабараторная 4(Отредактированная)

ProjectSellPC/ProjectSellPC/Entites/ProductInCheque..cs

@@ -14,6 +14,9 @@ namespace ProjectSellPC.Entites
         public int ChequeID { get; set; }
         [DisplayName("Количество")]
         public int Count { get; set; }
+        // Временное свойство для отображения названия товара
+        [Browsable(false)] // Скрываем свойство в DataGridView
+        public string ProductName { get; set; }
         public static ProductInCheque CreateElement(int id, int count)
         {
             return new ProductInCheque { ProductID = id, Count = count };

ProjectSellPC/ProjectSellPC/Forms/Cheque/ChequeForm.cs

@@ -17,16 +17,17 @@ namespace ProjectSellPC.Forms.Receipt
         private readonly IUnityContainer _container;
         private readonly IChequeRepository _ChequeRepository;
         private readonly IClientRepository _clientRepository;
+        private readonly IProductRepository _productRepository; // Добавляем репозиторий товаров
 
-        public ChequeForm(IUnityContainer unityContainer, IChequeRepository ChequeRepository, IClientRepository clientRepository)
+        public ChequeForm(IUnityContainer unityContainer, IChequeRepository ChequeRepository, IClientRepository clientRepository, IProductRepository productRepository)
         {
             InitializeComponent();
 
             _container = unityContainer ?? throw new ArgumentNullException(nameof(unityContainer));
             _ChequeRepository = ChequeRepository ?? throw new ArgumentNullException(nameof(ChequeRepository));
             _clientRepository = clientRepository ?? throw new ArgumentNullException(nameof(clientRepository));
+            _productRepository = productRepository ?? throw new ArgumentNullException(nameof(productRepository)); // Инициализация репозитория товаров
         }
-
         private void ChequeForm_Load(object sender, EventArgs e)
         {
             try
@@ -38,17 +39,52 @@ namespace ProjectSellPC.Forms.Receipt
                 MessageBox.Show(ex.Message, "Ошибка при загрузке", MessageBoxButtons.OK, MessageBoxIcon.Error);
             }
         }
-
         private void LoadList()
         {
-            var checks = _ChequeRepository.ReadAll();
+            try
-
-            foreach (var check in checks)
             {
-                check.Client = _clientRepository.Read(check.ClientId);
+                // Получаем все чеки
-            }
+                var cheques = _ChequeRepository.ReadAll();
 
-            ChequesDataGridView.DataSource = checks;
+                // Загружаем информацию о клиентах
+                foreach (var cheque in cheques)
+                {
+                    cheque.Client = _clientRepository.Read(cheque.ClientId);
+
+                    // Загружаем названия товаров для каждого чека
+                    foreach (var productInCheque in cheque.Products)
+                    {
+                        var product = _productRepository.Read(productInCheque.ProductID);
+                        if (product != null)
+                        {
+                            productInCheque.ProductName = product.Name; // Добавляем название товара
+                        }
+                        else
+                        {
+                            productInCheque.ProductName = "Неизвестный товар";
+                        }
+                    }
+                }
+
+                // Привязываем данные к DataGridView
+                ChequesDataGridView.DataSource = cheques.Select(c => new
+                {
+                    Id = c.Id,
+                    ClientName = c.Client?.Name ?? "Неизвестно",
+                    PurchaseDate = c.PurchaseDate,
+                    Products = string.Join(", ", c.Products.Select(p => p.ProductName)) // Отображаем названия товаров
+                }).ToList();
+
+                // Настройка столбцов DataGridView
+                ChequesDataGridView.Columns["Id"].HeaderText = "ID";
+                ChequesDataGridView.Columns["ClientName"].HeaderText = "Клиент";
+                ChequesDataGridView.Columns["PurchaseDate"].HeaderText = "Дата покупки";
+                ChequesDataGridView.Columns["Products"].HeaderText = "Товары";
+            }
+            catch (Exception ex)
+            {
+                MessageBox.Show(ex.Message, "Ошибка при загрузке", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
         }
         private void addButton_Click(object sender, EventArgs e)
         {

ProjectSellPC/ProjectSellPC/Repos/Impements/ChequeRepo.cs

@@ -18,14 +18,16 @@ namespace ProjectSellPC.Repos.Impements
         private readonly IConnectionString _connectionString;
         private readonly ILogger<ChequeRepo> _logger;
         private readonly IClientRepository _clientRepository;
+        private readonly IProductRepository _productRepository; // Добавляем зависимость
 
-        public ChequeRepo(IConnectionString connectionString, ILoggerFactory loggerFactory, IClientRepository clientRepository)
+        public ChequeRepo(IConnectionString connectionString, ILoggerFactory loggerFactory,
+                          IClientRepository clientRepository, IProductRepository productRepository)
         {
             _connectionString = connectionString ?? throw new ArgumentNullException(nameof(connectionString));
             _logger = loggerFactory.CreateLogger<ChequeRepo>();
             _clientRepository = clientRepository ?? throw new ArgumentNullException(nameof(clientRepository));
+            _productRepository = productRepository ?? throw new ArgumentNullException(nameof(productRepository)); // Инициализация
         }
-
         private IDbConnection CreateConnection() => new NpgsqlConnection(_connectionString.ConnectionString);
         public void Create(Cheque cheque)
         {
@@ -142,6 +144,20 @@ namespace ProjectSellPC.Repos.Impements
                 {
                     var productQuery = "SELECT * FROM \"productincheque\" WHERE \"chequeid\" = @ChequeId";
                     cheque.Products = connection.Query<ProductInCheque>(productQuery, new { ChequeId = cheque.Id }).ToList();
+
+                    // Загружаем названия товаров
+                    foreach (var productInCheque in cheque.Products)
+                    {
+                        var product = _productRepository.Read(productInCheque.ProductID);
+                        if (product != null)
+                        {
+                            productInCheque.ProductName = product.Name;
+                        }
+                        else
+                        {
+                            productInCheque.ProductName = "Неизвестный товар";
+                        }
+                    }
                 }
 
                 return cheques;