public async Task<IHttpActionResult> AddUser(LoginViewModel model)
        {
            if (string.IsNullOrWhiteSpace(model.UserName))
            {
                return NotFound();
            }

            User existing = await db.Users.Where(w => w.Email == model.UserName).FirstOrDefaultAsync();
            if (existing != null)
            {
                return BadRequest();
            }



            string hashPass = BCrypt.Net.BCrypt.HashPassword(model.Password, BCrypt.Net.BCrypt.GenerateSalt());
            User user = new User();
            user.Active = true;
            user.Email = model.UserName;
            user.Password = hashPass;
            user.CreatedDate = System.DateTime.UtcNow;

            db.Users.Add(user);
            await db.SaveChangesAsync();
            return Ok(user);
        }
        public ActionResult Login(LoginViewModel model)
        {
            if (string.IsNullOrWhiteSpace(model.UserName))
            {
                ViewBag.error = "Username is required";
                ViewBag.username = model.UserName;
                return View();
            }
            if (string.IsNullOrWhiteSpace(model.Password))
            {
                ViewBag.error = "Password is required";
                ViewBag.username = model.UserName;
                return View();
            }

            using(DocEasyContext db = new DocEasyContext())
            {
                var user = db.Users.Where(w =>
               w.Active == true &&
               w.Email == model.UserName ).FirstOrDefault();

                if(user == null)
                {
                    ViewBag.error = "Invalid username or password";
                    ViewBag.username = model.UserName;
                    return View();
                }
                else
                {
                    if(BCrypt.Net.BCrypt.Verify(model.Password, user.Password))
                    {
                        FormsAuthentication.SetAuthCookie(user.Id.ToString(), false);
                        return Redirect("/admin");
                    }
                    else
                    {
                        ViewBag.error = "Invalid username or password";
                        ViewBag.username = model.UserName;
                        return View();
                    }
                }
            }

            return View();
        }
 public ActionResult Login()
 {
     LoginViewModel model = new LoginViewModel();
     return View(model);
 }