изменение классов Sale и SaleProduct

ProjectGasStation/ProjectGasStation/Entities/Purchase.cs

@@ -20,7 +20,7 @@ public class Purchase
 
     public double Price { get; private set; }
 
-    public static Purchase CreateElement(int id, int productId, int supplierId, double quantity, DateTime purchaseDate, double price)
+    public static Purchase CreateOperation(int id, int productId, int supplierId, double quantity, DateTime purchaseDate, double price)
     {
         return new Purchase { Id = id, ProductId = productId, SupplierId = supplierId, Quantity = quantity, PurchaseDate = purchaseDate, Price = price };
     }

ProjectGasStation/ProjectGasStation/Entities/Sale.cs

@@ -9,15 +9,12 @@ namespace ProjectGasStation.Entities;
 public class Sale
 {
     public int Id { get; private set; }
-    
     public int ShiftId { get; private set; }
+    public DateTime SaleDate { get; private set;}
 
-    public double Quantity { get; private set; }
-
-    public DateTime SaleDate { get; private set; }
-
-    public static Sale CreateElement(int id, int shiftId, double quantity, DateTime saleDate)
+    public IEnumerable<SaleProduct> SaleProducts { get; private set; } = [];
+    public static Sale CreateOperation(int id, int shiftId, DateTime saleDate)
     {
-        return new Sale { Id = id, ShiftId = shiftId, Quantity = quantity, SaleDate = saleDate };
+        return new Sale { Id = id, ShiftId = shiftId, SaleDate = saleDate };
     }
 }

ProjectGasStation/ProjectGasStation/Entities/SaleProduct.cs

@@ -8,12 +8,15 @@ namespace ProjectGasStation.Entities;
 
 public class SaleProduct
 {
+    public int Id { get; private set; }
     public int SaleID { get; private set; }
-
     public int ProductID { get; private set;}
+    public double Quantity { get; private set; }
 
-    public static SaleProduct CreateElement(int saleID, int productID)
+
+
+    public static SaleProduct CreateElement(int id, int saleID, int productID, double quantity)
     {
-        return new SaleProduct() { SaleID = saleID, ProductID = productID };
+        return new SaleProduct() { Id = id, SaleID = saleID, ProductID = productID, Quantity = quantity };
     }
 }