public Boolean PostLoginDetail(LoginDetail model) { var loginResults = false; if (ModelState.IsValid) { var registerData = _context.RegistrationDetails.ToList(); foreach (var item in registerData) { if (item.Username == model.Username && item.Password == model.Password) { var loginDetail = _context.LoginDetails.FirstOrDefault(); if (loginDetail != null) { _context.LoginDetails.Remove(loginDetail); } _context.LoginDetails.Add(model); _context.SaveChanges(); loginResults = true; return(loginResults); //return RedirectToAction("Index", "LoggedIn"); } else { loginResults = false; //return RedirectToAction("Index", "LoggedIn"); } } } return(loginResults); }