8.2.3 Implementing the Cart Controller; Listing 8-14 The Contents of the CartController.cs File

SportsStore/SportsStore.WebUI/Controllers/CartController.cs

@@ -0,0 +1,56 @@
+using SportsStore.Domain.Abstract;
+using SportsStore.Domain.Entities;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Web;
+using System.Web.Mvc;
+
+namespace SportsStore.WebUI.Controllers
+{
+    public class CartController : Controller
+    {
+        private IProductRepository repository;
+
+        public CartController(IProductRepository repo)
+        {
+            repository = repo;
+        }
+
+        // GET: Cart
+        public RedirectToRouteResult AddToCart(int productId, string returnUrl)
+        {
+            Product product = repository.Products
+                .FirstOrDefault(p => p.ProductID == productId);
+
+            if (product != null)
+            {
+                GetCart().AddItem(product, 1);
+            }
+            return RedirectToAction("Index", new { returnUrl });
+        }
+
+        public RedirectToRouteResult RemoveFromCart(int productId, string returnUrl)
+        {
+            Product product = repository.Products
+                .FirstOrDefault(p => p.ProductID == productId);
+
+            if (product != null)
+            {
+                GetCart().RemoveLine(product);
+            }
+            return RedirectToAction("Index", new { returnUrl });
+        }
+
+        private Cart GetCart()
+        {
+            Cart cart = (Cart)Session["Cart"];
+            if (cart == null)
+            {
+                cart = new Cart();
+                Session["Cart"] = cart;
+            }
+            return cart;
+        }
+    }
+}

SportsStore/SportsStore.WebUI/SportsStore.WebUI.csproj

@@ -130,6 +130,7 @@
   <ItemGroup>
     <Compile Include="App_Start\NinjectWebCommon.cs" />
     <Compile Include="App_Start\RouteConfig.cs" />
+    <Compile Include="Controllers\CartController.cs" />
     <Compile Include="Controllers\NavController.cs" />
     <Compile Include="Controllers\ProductController.cs" />
     <Compile Include="Global.asax.cs">
@@ -159,6 +160,7 @@
   </ItemGroup>
   <ItemGroup>
     <Folder Include="App_Data\" />
+    <Folder Include="Views\Cart\" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\SportsStore.Domain\SportsStore.Domain.csproj">