Refactoring to use common BaseEntity class.

Fixed error on view page referencing old Models namespace.

src/Business/Entities/BaseEntity.cs

@@ -0,0 +1,7 @@
+namespace Microsoft.eShopWeb.Business.Entities
+{
+    public class BaseEntity
+    {
+        public int Id { get; set; }
+    }
+}

src/Business/Entities/CatalogBrand.cs

@@ -1,8 +1,7 @@
 namespace Microsoft.eShopWeb.Business.Entities
 {
-    public class CatalogBrand
+    public class CatalogBrand : BaseEntity
     {
-        public int Id { get; set; }
         public string Brand { get; set; }
     }
 }

src/Business/Entities/CatalogItem.cs

@@ -1,25 +1,15 @@
 namespace Microsoft.eShopWeb.Business.Entities
 {
-    public class CatalogItem
+    public class CatalogItem : BaseEntity
     {
-        public int Id { get; set; }
-
         public string Name { get; set; }
-
         public string Description { get; set; }
-
         public decimal Price { get; set; }
-
         public string PictureUri { get; set; }
-
         public int CatalogTypeId { get; set; }
-
         public CatalogType CatalogType { get; set; }
-
         public int CatalogBrandId { get; set; }
-
         public CatalogBrand CatalogBrand { get; set; }
-
         public CatalogItem() { }
     }
 }

src/Business/Entities/CatalogType.cs

@@ -1,9 +1,7 @@
 namespace Microsoft.eShopWeb.Business.Entities
 {
-    public class CatalogType
+    public class CatalogType : BaseEntity
     {
-        public int Id { get; set; }
-
         public string Type { get; set; }
     }
 }

src/Web/Views/Catalog/_product.cshtml

@@ -1,4 +1,4 @@
-@model Microsoft.eShopWeb.Models.CatalogItem
+@model Microsoft.eShopWeb.Business.Entities.CatalogItem
 
 
 <form asp-controller="Cart" asp-action="AddToCart">