public ActionResult AddRole(AspNetRole role)
        {
            JarvisEntities context = new JarvisEntities();

            context.AspNetRoles.Add(role);
            context.SaveChanges();
            return(View());
        }
        public ActionResult AddUserToRole(string userName, string roleName)
        {
            JarvisEntities context = new JarvisEntities();
            AspNetUser     user    = context.AspNetUsers
                                     .Where(u => u.UserName == userName).FirstOrDefault();
            AspNetRole role = context.AspNetRoles
                              .Where(r => r.Name == roleName).FirstOrDefault();

            user.AspNetRoles.Add(role);
            context.SaveChanges();
            return(View());
        }