Итог

ShoeStore/Entities/Employee.cs

@@ -13,12 +13,12 @@ public class Employee
     public int NumberStorage { get; private set; }
     public int StorageSize { get; private set; }
 
-    public static Employee CreateEntity(int id, int numberStorage, int storageSize)
+    public static Employee CreateEntity(int id, DateTime date,int numberStorage, int storageSize)
     {
         return new Employee
         {
             Id = id,
-            Date = DateTime.Now,
+            Date = date,
             NumberStorage = numberStorage,
             StorageSize = storageSize
         };

ShoeStore/Entities/ProductSale.cs

@@ -10,14 +10,14 @@ public class ProductSale
 {
     public int ProductId {  get; private set; }
     public int SaleId { get; private set; }
-    public int Amount { get; private set; }
+    public int SalesNumber { get; private set; }
 
-    public static ProductSale CreateEntities(int productId, int saleId, int amount)
+    public static ProductSale CreateOperation(int productId, int saleId, int salesNumber)
     {
         return new ProductSale {
             ProductId = productId,
             SaleId = saleId,
-            Amount = amount
+            SalesNumber = salesNumber
         };
     }
 }

ShoeStore/Entities/Receipt.cs

@@ -10,25 +10,19 @@ namespace ShoeStore.Entities;
 public class Receipt
 {
     public int Id { get; private set; }
-    //public int ProductId { get; private set; }
-    //public int StorageProductId { get; private set; }
-    //public int ReceiptNumber {get; private set; }
     public ProductType ProductType { get; private set; }
     public DateTime DateOfReceipt { get; private set; }
     public int NumberOfPairsReceived { get; private set; }
     //public int StorageSize { get; private set; }
 
-    public static Receipt CreateOperation(int id, ProductType productType, int numberOfPairsReceived)
+    public static Receipt CreateOperation(int id,ProductType productType, DateTime date,int numberOfPairsReceived)
     {
         return new Receipt
         {
             Id = id,
             ProductType = productType,
-            //StorageProductId = storageProductId,
+            DateOfReceipt = date,
-            //ReceiptNumber = receiptNumber,
-            DateOfReceipt = DateTime.Now,
             NumberOfPairsReceived = numberOfPairsReceived,
-            //StorageSize = storageSize
         };
     }
 

ShoeStore/Entities/Sale.cs

@@ -19,14 +19,14 @@ public class Sale
         private set;
     } = [];
 
-    public static Sale CreateOperation (int id, int salesNumber)
+    public static Sale CreateOperation(int id, int salesNumber, DateTime date, IEnumerable<ProductSale> product)
     {
         return new Sale
         {
             Id = id,
-            DateOfSale = DateTime.Now,
+            DateOfSale = date,
             SalesNumber = salesNumber,
-            //StorageSize = storageSize
+            Product = product
         };
     }
 

ShoeStore/Forms/FormEmployee.cs

@@ -17,6 +17,7 @@ public partial class FormEmployee : Form
 {
     private readonly IEmployeeRepository _employeeRepository;
     private int? _employeeId;
+    private DateTime _originalDate;
 
     public int Id
     {
@@ -31,6 +32,7 @@ public partial class FormEmployee : Form
                 }
                 numericUpDownNumStorage.Value = employee.NumberStorage;
                 numericUpDownStorageSize.Value = (decimal)employee.StorageSize;
+                dateTimePickerDate.Value = employee.Date;
                 _employeeId = value;
             }
             catch (Exception ex)
@@ -77,6 +79,6 @@ public partial class FormEmployee : Form
 
     private void ButtonCancel_Click_1(object sender, EventArgs e) => Close();
 
-    private Employee CreateEmployee(int id) => Employee.CreateEntity(id, Convert.ToInt32(numericUpDownNumStorage.Value),
+    private Employee CreateEmployee(int id) => Employee.CreateEntity(id, dateTimePickerDate.Value,Convert.ToInt32(numericUpDownNumStorage.Value),
         Convert.ToInt32(numericUpDownStorageSize.Value));
 }

ShoeStore/Forms/FormReceipt.cs

@@ -52,6 +52,7 @@ namespace ShoeStore.Froms
                 _receiptRepository.CreateReceipt(Receipt.CreateOperation(
                 0,
                 productType, 
+                dateTimePickerDate.Value,
                 Convert.ToInt32(numericUpDownNumOfPairs.Value)));
                 Close();
 

ShoeStore/Forms/FormSale.Designer.cs

@@ -33,14 +33,14 @@
             buttonSave = new Button();
             buttonCancel = new Button();
             panel1 = new Panel();
-            dataGridView1 = new DataGridView();
+            dataGridViewSale = new DataGridView();
             ColumnProduct = new DataGridViewComboBoxColumn();
             ColumnAmount = new DataGridViewTextBoxColumn();
             label1 = new Label();
             dateTimePickerDate = new DateTimePicker();
             ((System.ComponentModel.ISupportInitialize)numericUpDownStorageSize).BeginInit();
             panel1.SuspendLayout();
-            ((System.ComponentModel.ISupportInitialize)dataGridView1).BeginInit();
+            ((System.ComponentModel.ISupportInitialize)dataGridViewSale).BeginInit();
             SuspendLayout();
             // 
             // label5
@@ -81,21 +81,21 @@
             // 
             // panel1
             // 
-            panel1.Controls.Add(dataGridView1);
+            panel1.Controls.Add(dataGridViewSale);
             panel1.Location = new Point(38, 200);
             panel1.Name = "panel1";
             panel1.Size = new Size(289, 249);
             panel1.TabIndex = 14;
             // 
-            // dataGridView1
+            // dataGridViewSale
             // 
-            dataGridView1.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+            dataGridViewSale.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.AutoSize;
-            dataGridView1.Columns.AddRange(new DataGridViewColumn[] { ColumnProduct, ColumnAmount });
+            dataGridViewSale.Columns.AddRange(new DataGridViewColumn[] { ColumnProduct, ColumnAmount });
-            dataGridView1.Dock = DockStyle.Fill;
+            dataGridViewSale.Dock = DockStyle.Fill;
-            dataGridView1.Location = new Point(0, 0);
+            dataGridViewSale.Location = new Point(0, 0);
-            dataGridView1.Name = "dataGridView1";
+            dataGridViewSale.Name = "dataGridViewSale";
-            dataGridView1.Size = new Size(289, 249);
+            dataGridViewSale.Size = new Size(289, 249);
-            dataGridView1.TabIndex = 13;
+            dataGridViewSale.TabIndex = 13;
             // 
             // ColumnProduct
             // 
@@ -139,7 +139,7 @@
             Text = "FormSale";
             ((System.ComponentModel.ISupportInitialize)numericUpDownStorageSize).EndInit();
             panel1.ResumeLayout(false);
-            ((System.ComponentModel.ISupportInitialize)dataGridView1).EndInit();
+            ((System.ComponentModel.ISupportInitialize)dataGridViewSale).EndInit();
             ResumeLayout(false);
             PerformLayout();
         }
@@ -150,7 +150,7 @@
         private Button buttonSave;
         private Button buttonCancel;
         private Panel panel1;
-        private DataGridView dataGridView1;
+        private DataGridView dataGridViewSale;
         private DataGridViewComboBoxColumn ColumnProduct;
         private DataGridViewTextBoxColumn ColumnAmount;
         private Label label1;

ShoeStore/Forms/FormSale.cs

@@ -1,4 +1,5 @@
 using ShoeStore.Entities;
+using ShoeStore.Entities.Enums;
 using ShoeStore.Repositories;
 using ShoeStore.Repositories.Implementations;
 using System;
@@ -10,6 +11,7 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using System.Windows.Forms;
+using Unity;
 
 namespace ShoeStore.Froms;
 
@@ -37,10 +39,10 @@ public partial class FormSale : Form
                 throw new Exception("Имеются незаполненные поля");
             }
 
+            
+            _saleRepository.CreateSale(Sale.CreateOperation(0, Convert.ToInt32(numericUpDownStorageSize.Value), dateTimePickerDate.Value, CreateListProductSaleFromDataGrid()));
+
             MessageBox.Show("Данные успешно добавлены!", "Информация", MessageBoxButtons.OK, MessageBoxIcon.Information);
-
-            _saleRepository.CreateSale(Sale.CreateOperation(0, Convert.ToInt32(numericUpDownStorageSize.Value)));
-
             Close();
         }
         catch (Exception ex)
@@ -52,4 +54,20 @@ public partial class FormSale : Form
 
     private void ButtonCancel_Click_1(object sender, EventArgs e) => Close();
 
+    private List<ProductSale> CreateListProductSaleFromDataGrid()
+    {
+        var list = new List<ProductSale>();
+        foreach (DataGridViewRow row in dataGridViewSale.Rows)
+        {
+            if (row.Cells["ColumnProduct"].Value == null ||
+            row.Cells["ColumnAmount"].Value == null)
+            {
+                continue;
+            }
+            list.Add(ProductSale.CreateOperation(Convert.ToInt32(row.Cells["ColumnProduct"].Value), 0,
+                Convert.ToInt32(row.Cells["ColumnAmount"].Value)));
+        }
+        return list;
+    }
+
 }

ShoeStore/Repositories/Implementations/ProductRepository.cs

@@ -50,7 +50,7 @@ public class ProductRepository : IProductRepository
                 {
                     ProductID,
                     elem.SaleId,
-                    elem.Amount
+                    elem.SalesNumber
                 }, transaction);
             }
             transaction.Commit();

ShoeStore/Repositories/Implementations/SaleRepository.cs

@@ -48,7 +48,7 @@ public class SaleRepository : ISaleRepository
                 {
                     elem.ProductId,
                     elem.SaleId,
-                    elem.Amount
+                    elem.SalesNumber
                 }, transaction);
             }
             transaction.Commit();