public IActionResult Process(ChangePasswordViewModel changePasswordViewModel)
        {
            if (ModelState.IsValid)
            {
                var userid         = Convert.ToString(HttpContext.Session.GetString("UserId"));
                var getuserdetails = _userRepository.GetUserbyUserId(Convert.ToInt64(userid));
                var usersalt       = _userRepository.GetUserSaltbyUserid(getuserdetails.UserId);
                var generatehash   = GenerateHashSha512.Sha512(changePasswordViewModel.CurrentPassword, usersalt.PasswordSalt);

                if (changePasswordViewModel.CurrentPassword == changePasswordViewModel.Password)
                {
                    ModelState.AddModelError("", @"New Password Cannot be same as Old Password");
                    return(View(changePasswordViewModel));
                }

                if (!string.Equals(getuserdetails.PasswordHash, generatehash, StringComparison.Ordinal))
                {
                    ModelState.AddModelError("", "Current Password Entered is InValid");
                    return(View(changePasswordViewModel));
                }

                if (!string.Equals(changePasswordViewModel.Password, changePasswordViewModel.ConfirmPassword, StringComparison.Ordinal))
                {
                    TempData["Reset_Error_Message"] = "Password Does not Match";
                    return(View(changePasswordViewModel));
                }
                else
                {
                    var salt           = GenerateRandomNumbers.RandomNumbers(20);
                    var saltedpassword = GenerateHashSha512.Sha512(changePasswordViewModel.Password, salt);
                    var result         = _userRepository.UpdatePasswordandHistory(getuserdetails.UserId, saltedpassword, salt, "C");

                    if (result > 0)
                    {
                        //
                        TempData["ChangePassword_Success_Message"] = "Password Changed Successfully";
                        var updateresult = _verificationRepository.UpdateRegisterVerification(getuserdetails.UserId);
                        return(RedirectToAction("Process", "ChangePassword"));
                    }
                    else
                    {
                        TempData["Reset_Error_Message"] = "Something Went Wrong Please try again!";
                        return(View(changePasswordViewModel));
                    }
                }
            }

            return(View(changePasswordViewModel));
        }
        public IActionResult Verify(string key, string hashtoken)
        {
            try
            {
                if (!string.IsNullOrEmpty(key) && !string.IsNullOrEmpty(hashtoken))
                {
                    var arrayVakue = SecurityManager.SplitToken(key);
                    if (arrayVakue != null)
                    {
                        // arrayVakue[1] "UserId"
                        var rvModel = _verificationRepository.GetRegistrationGeneratedToken(arrayVakue[1]);
                        if (rvModel != null)
                        {
                            var result = SecurityManager.IsTokenValid(arrayVakue, hashtoken, rvModel.GeneratedToken);

                            if (result == 1)
                            {
                                TempData["TokenErrorMessage"] = "Sorry Verification Link Expired Please request a new Verification link!";
                                return(RedirectToAction("Login", "Portal"));
                            }

                            if (result == 2)
                            {
                                TempData["TokenErrorMessage"] = "Sorry Verification Link Expired Please request a new Verification link!";
                                return(RedirectToAction("Login", "Portal"));
                            }

                            if (result == 0)
                            {
                                if (_verificationRepository.CheckIsAlreadyVerifiedRegistration(Convert.ToInt64(arrayVakue[1])))
                                {
                                    TempData["TokenErrorMessage"] = "Sorry Link Expired";
                                    return(RedirectToAction("Login", "Portal"));
                                }

                                HttpContext.Session.SetString("VerificationUserId", arrayVakue[1]);
                                var updateresult = _verificationRepository.UpdateRegisterVerification(Convert.ToInt64(arrayVakue[1]));
                                if (updateresult)
                                {
                                    TempData["Verify"] = "Done";
                                    return(RedirectToAction("Completed", "VerifyRegistration"));
                                }
                                else
                                {
                                    TempData["TokenErrorMessage"] = "Sorry Verification Failed Please request a new Verification link!";
                                    return(RedirectToAction("Login", "Portal"));
                                }
                            }
                        }
                    }
                }
            }
            catch (Exception)
            {
                TempData["TokenMessage"] = "Sorry Verification Failed Please request a new Verification link!";
                return(RedirectToAction("Login", "Portal"));
            }

            TempData["TokenMessage"] = "Sorry Verification Failed Please request a new Verification link!";
            return(RedirectToAction("Login", "Portal"));
        }