public async Task <IActionResult> DeleteStaff(string id, string returnUrl = null)
        {
            IList <ApplicationUser> users = new List <ApplicationUser>();

            users = await _userManager.GetUsersInRoleAsync(MasterStrings.StaffRole);

            if (users.Count > 0)
            {
                foreach (var user in users)
                {
                    if (user.Id == id)
                    {
                        var result = await _userManager.DeleteAsync(user);

                        if (result.Succeeded)
                        {
                            _logger.LogInformation("User account deleted.");

                            return(ControllerHelper.RedirectToLocal(this, "/ManageStaff?successMessage=User deleted."));
                        }

                        ControllerHelper.AddErrors(this, result);

                        return(ControllerHelper.RedirectToLocal(this, "/ManageStaff?failureMessage=Something went wrong."));
                    }
                }
            }

            return(ControllerHelper.RedirectToLocal(this, "/ManageStaff?failureMessage=No user found."));
        }
        public async Task <IActionResult> AddStaff(InputViewModel input, string returnUrl = null)
        {
            ViewData["ReturnUrl"] = returnUrl;

            if (ModelState.IsValid)
            {
                var user = new ApplicationUser
                {
                    UserName = input.Email,
                    Email    = input.Email,
                    Forename = input.Forename,
                    Surname  = input.Surname,
                    Title    = input.Title
                };

                var result = await _userManager.CreateAsync(user, input.Password);

                if (result.Succeeded)
                {
                    _logger.LogInformation("User created a new account with password.");

                    var code = await _userManager.GenerateEmailConfirmationTokenAsync(user);

                    var callbackUrl = Url.Page(
                        "/Account/ConfirmEmail",
                        pageHandler: null,
                        values: new { userId = user.Id, code = code },
                        protocol: Request.Scheme);

                    await _emailSender.SendEmailAsync(input.Email, "Confirm your email",
                                                      $"Please confirm your account by <a href='{HtmlEncoder.Default.Encode(callbackUrl)}'>clicking here</a>.");

                    await _userManager.AddToRoleAsync(user, MasterStrings.StaffRole);

                    return(ControllerHelper.RedirectToLocal(this, "/ManageStaff?successMessage=" + input.Forename + " added."));
                }

                ControllerHelper.AddErrors(this, result);

                input.FailureMessage = "Something went wrong.";
            }

            input.Titles = CustomerTitle.GetTitles(_context.Titles.Where(c => c.Id > 0).OrderBy(x => x.Value).ToList());
            return(View(input));
        }