public string CreateUserIfNotExist(string name, string password)
        {
            var userManager = HttpContext.Current.GetOwinContext().GetUserManager<ApplicationUserManager>();

            var user = userManager.FindByName(name);
            if (user == null)
            {
                user = new ApplicationUser { UserName = name, Email = name };
                var result = userManager.Create(user, password);
                userManager.SetLockoutEnabled(user.Id, false);
            }
            return user.Id;
        }
        public async Task<ActionResult> ExternalLoginConfirmation(ExternalLoginConfirmationViewModel model, string returnUrl)
        {
            if (User.Identity.IsAuthenticated)
            {
                return RedirectToAction("Index", "Manage");
            }

            if (ModelState.IsValid)
            {
                // Get the information about the user from the external login provider
                var info = await AuthenticationManager.GetExternalLoginInfoAsync();
                if (info == null)
                {
                    return View("ExternalLoginFailure");
                }
                var user = new ApplicationUser { UserName = model.Email, Email = model.Email };
                var result = await UserManager.CreateAsync(user);
                if (result.Succeeded)
                {
                    result = await UserManager.AddLoginAsync(user.Id, info.Login);
                    if (result.Succeeded)
                    {
                        await SignInManager.SignInAsync(user, isPersistent: false, rememberBrowser: false);
                        return RedirectToLocal(returnUrl);
                    }
                }
                AddErrors(result);
            }

            ViewBag.ReturnUrl = returnUrl;
            return View(model);
        }
        public async Task<ActionResult> CreateUser(UserViewModel vuser)
        {
            var user = new ApplicationUser { UserName = vuser.Email, Email = vuser.Email };
            var userResult = await UserManager.CreateAsync(user, vuser.NewPassword);
            if (userResult.Succeeded)
            {
                vuser.IdentityUserId = new Guid(user.Id);
                var result = await UserManager.AddToRoleAsync(user.Id, vuser.Role);
                if (!result.Succeeded)
                {
                    ModelState.AddModelError("", result.Errors.First());
                    ViewBag.RoleId = new SelectList(await RoleManager.Roles.ToListAsync(), "Name", "Name");
                }
                
            }
            else
            {
                ModelState.AddModelError("", userResult.Errors.First());
                ViewBag.RoleId = new SelectList(RoleManager.Roles, "Name", "Name");
                return View();

            }
            
            var organizationUserDomainModel =
                              _mappingService.Map<UserViewModel, User>(vuser);

            //ModelState.SetModelValue("IdentityUserId", new ValueProviderResult(i.ToString(),i.ToString(),new CultureInfo("en-US")));

            return Json(_userService.Add(organizationUserDomainModel));
        }