title: cart checkout price add to payfast
body: <pre><code>public class HomeController : Controller
  {
      //
      // GET: /Home/
  
      public ActionResult Index()
      {
          //var clinicbusiness = new ClinicBusiness       ();
  
          return View();
      }
  
       [HttpPost]
  
      public ActionResult ValidateCommand()
      {
          var pa = new PaymentView();
  
          if (ModelState.IsValid)
  
              return View("ValidateCommand");
          else
              return View();
      }
  
      public ActionResult RedirectFromPaypal()
      {
          return View("RedirectFromPaypal");
      }
  
      private ActionResult View(Func&lt;ActionResult&gt; RedirectFromPaypal)
      {
          throw new NotImplementedException();
      }
  </code></pre>
  
  <p>this is my controller and i have a problem taking items from A CART 
  how to add cart items to a controller n accumulate price
  using payfast checkout button</p>