public class GroupDeleting 

class MyPage : System.Web.UI.Page
{
   public bool Run(string ShopId)
   {
       Dynamicweb.eCommerce.Shops.Shop shop = new Dynamicweb.eCommerce.Shops.Shop(ShopId);
       if (!shop.get_Granted(Dynamicweb.eCommerce.UserPermissions.UserPermissionRights.Delete))
       {
           return false;
       }

       //Delete groups
       bool allGroupsDeleted = true;
       foreach (Dynamicweb.eCommerce.Products.Group @group in shop.Groups)
       {
           allGroupsDeleted = Dynamicweb.eCommerce.Products.GroupDeleting.Run(@group.ID) && allGroupsDeleted;
       }

       //Delete shop
       if (allGroupsDeleted)
       {
           shop.Delete();
           Dynamicweb.eCommerce.Common.Application.KillShops();
           return true;
       }
       else
       {
           return false;
       }
   }
}