public virtual async Task <ActionResult> Roles(int roleId)
{
var user = await CustomUser.FindByIdAsync(User.Identity.GetUserId());
await CustomUser.AddToRoleAsync(user.Id, Enum.GetName(typeof(DTO.Constants.RolesEnum), roleId));
await CustomUser.AddClaimAsync(user.Id, new Claim(ClaimTypes.Role, roleId.ToString()));
await CustomSignIn.SignInAsync(user, false, false);
return(RedirectToAction(Mvc.Manage.Roles()));
}