public async Task <IActionResult> DisplayClaim()
        {
            var claimVm = new ClaimVm
            {
                Email = ""
            };

            try
            {
                var list = userManager.Users.ToList();
                ViewBag.Userlist = new SelectList(list, "UserName", "UserName");
                var allClaims = ClaimStore.GetClaims;

                var user = await userManager.FindByEmailAsync(claimVm.Email);

                if (user == null)
                {
                    foreach (var c in allClaims)
                    {
                        UserClaims userClaims = new UserClaims
                        {
                            ClaimType  = c.Type,
                            Isselected = false
                        };

                        claimVm.UserClaims.Add(userClaims);
                    }
                }
                else
                {
                    var existingClaim = await userManager.GetClaimsAsync(user);

                    foreach (var c in allClaims)
                    {
                        UserClaims userClaims = new UserClaims
                        {
                            ClaimType = c.Type,
                        };
                        if (existingClaim.Any(a => a.Type == c.Type))
                        {
                            userClaims.Isselected = true;
                        }
                        claimVm.UserClaims.Add(userClaims);
                    }
                }
            }
            catch (Exception ex)
            {
                ViewBag.Result = ex.Message;
            }
            return(View(claimVm));
        }
        public async Task <IActionResult> DisplayClaim(ClaimVm vm, string Userlist)
        {
            var user = await userManager.FindByEmailAsync(Userlist);

            var existingClaim = await userManager.GetClaimsAsync(user);

            foreach (var c in existingClaim)
            {
                await userManager.RemoveClaimAsync(user, c);
            }
            foreach (var c in vm.UserClaims)
            {
                if (c.Isselected)
                {
                    IdentityResult result = await userManager.AddClaimAsync(user, new System.Security.Claims.Claim(c.ClaimType, c.ClaimType));

                    if (result.Succeeded)
                    {
                        ViewBag.Result = "Selected claim on" + vm.Email + " successfully assigned";
                    }
                }
            }
            return(View(vm));
        }