Files
letro-ios/ElementX/Sources/Screens/Authentication/LoginScreen/LoginScreenViewModel.swift
Doug 5175f6e94b Add a couple more error messages during authentication. (#2497)
* Add copy for error when signing in with refresh tokens enabled.

* Show an error when a server's well-known file is invalid.

* Changelog.

* Fix wrong alert.
2024-02-27 08:48:21 +00:00

92 lines
4.0 KiB
Swift

//
// Copyright 2022 New Vector Ltd
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
import Combine
import SwiftUI
typealias LoginScreenViewModelType = StateStoreViewModel<LoginScreenViewState, LoginScreenViewAction>
class LoginScreenViewModel: LoginScreenViewModelType, LoginScreenViewModelProtocol {
private let slidingSyncLearnMoreURL: URL
private var actionsSubject: PassthroughSubject<LoginScreenViewModelAction, Never> = .init()
var actions: AnyPublisher<LoginScreenViewModelAction, Never> {
actionsSubject.eraseToAnyPublisher()
}
init(homeserver: LoginHomeserver, slidingSyncLearnMoreURL: URL) {
self.slidingSyncLearnMoreURL = slidingSyncLearnMoreURL
let bindings = LoginScreenBindings()
let viewState = LoginScreenViewState(homeserver: homeserver, bindings: bindings)
super.init(initialViewState: viewState)
}
override func process(viewAction: LoginScreenViewAction) {
switch viewAction {
case .parseUsername:
actionsSubject.send(.parseUsername(state.bindings.username))
case .forgotPassword:
actionsSubject.send(.forgotPassword)
case .next:
actionsSubject.send(.login(username: state.bindings.username, password: state.bindings.password))
}
}
func update(isLoading: Bool) {
guard state.isLoading != isLoading else { return }
state.isLoading = isLoading
}
func update(homeserver: LoginHomeserver) {
state.homeserver = homeserver
}
func displayError(_ type: LoginScreenErrorType) {
switch type {
case .alert(let message):
state.bindings.alertInfo = AlertInfo(id: type,
title: L10n.commonError,
message: message)
case .invalidHomeserver:
state.bindings.alertInfo = AlertInfo(id: type,
title: L10n.commonError,
message: L10n.screenLoginErrorInvalidUserId)
case .invalidWellKnownAlert(let error):
state.bindings.alertInfo = AlertInfo(id: .slidingSyncAlert,
title: L10n.commonServerNotSupported,
message: L10n.screenChangeServerErrorInvalidWellKnown(error))
case .slidingSyncAlert:
let openURL = { UIApplication.shared.open(self.slidingSyncLearnMoreURL) }
state.bindings.alertInfo = AlertInfo(id: .slidingSyncAlert,
title: L10n.commonServerNotSupported,
message: L10n.screenChangeServerErrorNoSlidingSyncMessage,
primaryButton: .init(title: L10n.actionLearnMore, role: .cancel, action: openURL),
secondaryButton: .init(title: L10n.actionCancel, action: nil))
// Clear out the invalid username to avoid an attempted login to matrix.org
state.bindings.username = ""
case .refreshTokenAlert:
state.bindings.alertInfo = AlertInfo(id: type,
title: L10n.commonServerNotSupported,
message: L10n.screenLoginErrorRefreshTokens)
case .unknown:
state.bindings.alertInfo = AlertInfo(id: type)
}
}
}