Files
letro-ios/ElementX/Sources/Screens/AppLock/AppLockSetupSettingsScreen/AppLockSetupSettingsScreenViewModel.swift
Doug 8ac2829cd0 Initial implementation for AppLockSetupFlowCoordinator. (#1949)
Rename AppLockSettingsScreen to AppLockSetupSettingsScreen.
Implement forced logout and persist PIN entry attempts.
2023-10-25 11:03:37 +00:00

69 lines
3.0 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 AppLockSetupSettingsScreenViewModelType = StateStoreViewModel<AppLockSetupSettingsScreenViewState, AppLockSetupSettingsScreenViewAction>
class AppLockSetupSettingsScreenViewModel: AppLockSetupSettingsScreenViewModelType, AppLockSetupSettingsScreenViewModelProtocol {
private let appLockService: AppLockServiceProtocol
private var actionsSubject: PassthroughSubject<AppLockSetupSettingsScreenViewModelAction, Never> = .init()
var actions: AnyPublisher<AppLockSetupSettingsScreenViewModelAction, Never> {
actionsSubject.eraseToAnyPublisher()
}
init(appLockService: AppLockServiceProtocol) {
self.appLockService = appLockService
super.init(initialViewState: AppLockSetupSettingsScreenViewState(isMandatory: appLockService.isMandatory,
biometryType: appLockService.biometryType,
bindings: .init(enableBiometrics: appLockService.biometricUnlockEnabled)))
}
// MARK: - Public
override func process(viewAction: AppLockSetupSettingsScreenViewAction) {
MXLog.info("View model: received view action: \(viewAction)")
switch viewAction {
case .changePINCode:
actionsSubject.send(.changePINCode)
case .disable:
showRemovePINAlert()
case .enableBiometricsChanged:
appLockService.biometricUnlockEnabled = state.bindings.enableBiometrics
}
}
// MARK: - Private
/// Shows a confirmation alert to the user before removing their PIN code.
private func showRemovePINAlert() {
state.bindings.alertInfo = .init(id: .confirmRemovePINCode,
title: L10n.screenAppLockSettingsRemovePinAlertTitle,
message: L10n.screenAppLockSettingsRemovePinAlertMessage,
primaryButton: .init(title: L10n.actionYes) { self.completeRemovePIN() },
secondaryButton: .init(title: L10n.actionCancel, role: .cancel, action: nil))
}
/// Removes the user's PIN code, disabling the App Lock feature.
private func completeRemovePIN() {
appLockService.disable()
actionsSubject.send(.appLockDisabled)
}
}