c29f4cc9b4
* New LICENSE-COMMERCIAL file * Apply dual licenses: AGPL + Element Commercial to file headers * Update README with dual licensing
100 lines
4.0 KiB
Swift
100 lines
4.0 KiB
Swift
//
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// Copyright 2022-2024 New Vector Ltd.
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//
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// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
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// Please see LICENSE files in the repository root for full details.
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//
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import Combine
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import SwiftUI
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typealias SecureBackupKeyBackupScreenViewModelType = StateStoreViewModel<SecureBackupKeyBackupScreenViewState, SecureBackupKeyBackupScreenViewAction>
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class SecureBackupKeyBackupScreenViewModel: SecureBackupKeyBackupScreenViewModelType, SecureBackupKeyBackupScreenViewModelProtocol {
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private let secureBackupController: SecureBackupControllerProtocol
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private let userIndicatorController: UserIndicatorControllerProtocol?
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private var actionsSubject: PassthroughSubject<SecureBackupKeyBackupScreenViewModelAction, Never> = .init()
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var actions: AnyPublisher<SecureBackupKeyBackupScreenViewModelAction, Never> {
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actionsSubject.eraseToAnyPublisher()
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}
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init(secureBackupController: SecureBackupControllerProtocol, userIndicatorController: UserIndicatorControllerProtocol?) {
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self.secureBackupController = secureBackupController
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self.userIndicatorController = userIndicatorController
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super.init(initialViewState: .init(mode: secureBackupController.keyBackupState.value.viewMode))
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secureBackupController.keyBackupState
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.receive(on: DispatchQueue.main)
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.sink { [weak self] state in
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switch state {
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case .disabling, .enabling, .unknown:
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self?.showLoadingIndicator()
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default:
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self?.dismissLoadingIndicator()
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}
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}
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.store(in: &cancellables)
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}
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// MARK: - Public
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override func process(viewAction: SecureBackupKeyBackupScreenViewAction) {
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MXLog.info("View model: received view action: \(viewAction)")
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switch viewAction {
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case .cancel:
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actionsSubject.send(.done)
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case .toggleBackup:
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guard secureBackupController.keyBackupState.value == .enabled else {
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fatalError("Tried disabling backup when not enabled")
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}
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state.bindings.alertInfo = .init(id: .init(),
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title: L10n.screenKeyBackupDisableConfirmationTitle,
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message: L10n.screenKeyBackupDisableConfirmationDescription,
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primaryButton: .init(title: L10n.screenKeyBackupDisableConfirmationActionTurnOff, role: .destructive) { [weak self] in
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self?.disableBackup()
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},
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secondaryButton: .init(title: L10n.actionCancel, role: .cancel, action: nil))
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}
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}
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// MARK: - Private
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private func disableBackup() {
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Task {
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switch await secureBackupController.disable() {
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case .success:
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actionsSubject.send(.done)
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case .failure(let error):
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MXLog.error("Failed disabling key backup with error: \(error)")
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state.bindings.alertInfo = .init(id: .init())
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}
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dismissLoadingIndicator()
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}
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}
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private static let loadingIndicatorIdentifier = "\(SecureBackupKeyBackupScreenViewModel.self)-Loading"
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private func showLoadingIndicator() {
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userIndicatorController?.submitIndicator(.init(id: Self.loadingIndicatorIdentifier, type: .modal, title: L10n.commonLoading, persistent: true))
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}
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private func dismissLoadingIndicator() {
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userIndicatorController?.retractIndicatorWithId(Self.loadingIndicatorIdentifier)
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}
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}
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extension SecureBackupKeyBackupState {
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var viewMode: SecureBackupKeyBackupScreenViewMode {
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guard self == .enabled else {
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fatalError("Invalid key backup state")
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}
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return .disableBackup
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}
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}
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