public AuthenticationThenMainMenuFlow(
            Func <Task <Tuple <string, UserT> > > fetchCsrfAndUserOrNull,
            Func <string, string, Task <Tuple <string, UserT> > > loginByUserAndPasswdGettingCsrfAndUser,
            Func <Task <Unit> > logoutOper,
            Func <UserT, Func <IFormRenderer <HTMLElement> >, IEnumerable <MenuItemUserModel> > menuItemsProvider,
            Func <MenuItemModel, Tuple <HTMLElement, Action <string> > > customItemBuilder = null,
            Func <string> programNameProvider = null,
            Func <LabelDescr, IActionView <HTMLElement> > customActionBuilder = null)
        {
            _menuItemsProvider = menuItemsProvider;

            _fetchUser = new RemoteActionsCallerForm(new RemoteActionsCallerFormView(), x =>
                                                     x.Add(fetchCsrfAndUserOrNull, y => {
                StoreCsrf(y?.Item1);
                _currentUserOrNull = y != null ? y.Item2 : default(UserT);
            }));

            var loginFormView = new LoginFormView(customActionBuilder);

            _loginForm = new LoginForm <UserT>(loginFormView, loginByUserAndPasswdGettingCsrfAndUser, (csrfToken, curUser) => {
                StoreCsrf(csrfToken);
                _currentUserOrNull = curUser;
            });
            if (programNameProvider != null)
            {
                _loginForm.TitleProvider = () => programNameProvider();
            }

            _mainMenuFormView = new HorizontalLinksMenuFormView(customItemBuilder);
            _mainMenuForm     = new MenuForm(_mainMenuFormView, new List <MenuItemUserModel>());
            _authProblemMsg   = new InformationalMessageForm("", I18n.Translate("Authentication problem"));
            _runLogout        = new RemoteActionsCallerForm(x => x.Add(logoutOper));
            _logoutConfirm    = new ConfirmMessageForm(
                I18n.Translate("Are you sure you want to log out?"), I18n.Translate("Logging out"));
        }
Пример #2
0
        public LoginForm(LoginFormView view, Func <string, string, Task <Tuple <string, UserT> > > service, Action <string, UserT> storeResult)
        {
            View = view;

            var login = new LocalValue <string>("", "");

            login.AddValidatorAndRevalidate(
                (x, errors) => errors.IfTrueAdd(string.IsNullOrWhiteSpace(x), I18n.Translate("Field cannot be empty"))
                );
            view.Login.BindReadWriteAndInitialize(login);


            var passwd = new LocalValue <string>("", "");

            passwd.AddValidatorAndRevalidate(
                (x, errors) => errors.IfTrueAdd(string.IsNullOrWhiteSpace(x), I18n.Translate("Field cannot be empty"))
                );
            view.Password.BindReadWriteAndInitialize(passwd);

            var mayAttemptLogin = new AggregatedErrorsValue <bool>(false, self => !self.Errors.Any(), x => {
                x.Observes(login);
                x.Observes(passwd);
            });

            var attemptLogin = RemoteActionBuilder.Build(view.AttemptLogin,
                                                         () => service(login.Value, passwd.Value),
                                                         x => {
                storeResult(x.Item1, x.Item2);
                LoggedUserName     = login.Value;
                ErrorMessageOrNull = null;
                Ended?.Invoke(this, CompletedOrCanceled.Completed);
            },
                                                         x => {
                LoggedUserName     = null;
                ErrorMessageOrNull = x.ErrorMessage;
                Ended?.Invoke(this, CompletedOrCanceled.Canceled);
            });

            attemptLogin.BindEnableAndInitialize(mayAttemptLogin);
        }