mirror of
https://github.com/vector-im/element-ios.git
synced 2024-10-01 16:52:40 +00:00
234 lines
8.5 KiB
Swift
234 lines
8.5 KiB
Swift
/*
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Copyright 2019 New Vector Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import UIKit
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final class KeyBackupSetupRecoveryKeyViewController: UIViewController {
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// MARK: - Constants
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private enum Constants {
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static let animationDuration: TimeInterval = 0.3
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}
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// MARK: - Properties
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// MARK: Outlets
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@IBOutlet private weak var informationLabel: UILabel!
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@IBOutlet private weak var recoveryKeyBackgroundView: UIView!
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@IBOutlet private weak var recoveryKeyTitleLabel: UILabel!
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@IBOutlet private weak var recoveryKeyLabel: UILabel!
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@IBOutlet private weak var separatorView: UIView!
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@IBOutlet private weak var makeCopyButton: UIButton!
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@IBOutlet private weak var madeCopyButtonBackgroundView: UIView!
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@IBOutlet private weak var madeCopyButton: UIButton!
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// MARK: Private
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private var theme: Theme!
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private var hasMadeACopy: Bool = false
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private var viewModel: KeyBackupSetupRecoveryKeyViewModelType!
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private var errorPresenter: MXKErrorPresentation!
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private var activityPresenter: ActivityIndicatorPresenter!
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private weak var skipAlertController: UIAlertController?
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// MARK: - Setup
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class func instantiate(with viewModel: KeyBackupSetupRecoveryKeyViewModelType) -> KeyBackupSetupRecoveryKeyViewController {
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let viewController = StoryboardScene.KeyBackupSetupRecoveryKeyViewController.initialScene.instantiate()
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viewController.viewModel = viewModel
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viewController.theme = ThemeService.shared().theme
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return viewController
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}
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// MARK: - Life cycle
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override func viewDidLoad() {
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super.viewDidLoad()
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// Do any additional setup after loading the view.
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self.title = VectorL10n.keyBackupSetupTitle
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self.activityPresenter = ActivityIndicatorPresenter()
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self.errorPresenter = MXKErrorAlertPresentation()
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self.setupViews()
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self.registerThemeServiceDidChangeThemeNotification()
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self.update(theme: self.theme)
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self.viewModel.viewDelegate = self
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}
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override var preferredStatusBarStyle: UIStatusBarStyle {
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return self.theme.statusBarStyle
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}
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// MARK: - Private
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private func update(theme: Theme) {
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self.theme = theme
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self.view.backgroundColor = theme.headerBackgroundColor
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if let navigationBar = self.navigationController?.navigationBar {
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theme.applyStyle(onNavigationBar: navigationBar)
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}
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self.informationLabel.textColor = theme.textPrimaryColor
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self.recoveryKeyBackgroundView.backgroundColor = theme.backgroundColor
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self.recoveryKeyTitleLabel.textColor = theme.textPrimaryColor
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self.recoveryKeyLabel.textColor = theme.textPrimaryColor
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self.separatorView.backgroundColor = theme.lineBreakColor
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theme.applyStyle(onButton: self.makeCopyButton)
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self.madeCopyButtonBackgroundView.backgroundColor = theme.backgroundColor
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theme.applyStyle(onButton: self.madeCopyButton)
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}
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private func registerThemeServiceDidChangeThemeNotification() {
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NotificationCenter.default.addObserver(self, selector: #selector(themeDidChange), name: .themeServiceDidChangeTheme, object: nil)
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}
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@objc private func themeDidChange() {
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self.update(theme: ThemeService.shared().theme)
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}
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private func setupViews() {
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let skipBarButtonItem = MXKBarButtonItem(title: VectorL10n.keyBackupSetupSkipAction, style: .plain) { [weak self] in
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self?.skipButtonAction()
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}
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self.navigationItem.rightBarButtonItem = skipBarButtonItem
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self.informationLabel.text = VectorL10n.keyBackupSetupRecoveryKeyInfo
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self.recoveryKeyTitleLabel.text = VectorL10n.keyBackupSetupRecoveryKeyRecoveryKeyTitle
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self.recoveryKeyLabel.text = self.viewModel.recoveryKey
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self.makeCopyButton.setTitle(VectorL10n.keyBackupSetupRecoveryKeyMakeCopyAction, for: .normal)
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self.madeCopyButton.setTitle(VectorL10n.keyBackupSetupRecoveryKeyMadeCopyAction, for: .normal)
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self.updateMadeCopyButton()
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}
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private func shareRecoveryKey() {
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// Set up activity view controller
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let activityItems: [Any] = [ self.viewModel.recoveryKey ]
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let activityViewController = UIActivityViewController(activityItems: activityItems, applicationActivities: nil)
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activityViewController.completionWithItemsHandler = { (activityType, completed, returnedItems, error) in
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// Enable made copy button only if user has selected an activity item
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if completed {
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self.hasMadeACopy = true
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self.updateMadeCopyButton()
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}
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}
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// Configure source view when activity view controller is presented with a popover
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if let popoverPresentationController = activityViewController.popoverPresentationController {
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popoverPresentationController.sourceView = self.makeCopyButton
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popoverPresentationController.sourceRect = self.makeCopyButton.bounds
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popoverPresentationController.permittedArrowDirections = [.down, .up]
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}
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self.present(activityViewController, animated: true)
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}
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private func updateMadeCopyButton() {
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self.madeCopyButton.isEnabled = self.hasMadeACopy
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}
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private func render(viewState: KeyBackupSetupRecoveryKeyViewState) {
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switch viewState {
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case .loading:
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self.renderLoading()
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case .loaded:
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self.renderLoaded()
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case .error(let error):
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self.render(error: error)
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}
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}
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private func renderLoading() {
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self.view.endEditing(true)
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self.activityPresenter.presentActivityIndicator(on: self.view, animated: true)
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}
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private func renderLoaded() {
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self.activityPresenter.removeCurrentActivityIndicator(animated: true)
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}
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private func render(error: Error) {
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self.errorPresenter.presentError(from: self, forError: error, animated: true, handler: nil)
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}
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private func showSkipAlert() {
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guard self.skipAlertController == nil else {
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return
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}
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let alertController = UIAlertController(title: VectorL10n.keyBackupSetupSkipAlertTitle,
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message: VectorL10n.keyBackupSetupSkipAlertMessage,
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preferredStyle: .alert)
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alertController.addAction(UIAlertAction(title: VectorL10n.continue, style: .cancel, handler: { action in
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self.viewModel.process(viewAction: .skipAlertContinue)
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}))
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alertController.addAction(UIAlertAction(title: VectorL10n.keyBackupSetupSkipAlertSkipAction, style: .default, handler: { action in
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self.viewModel.process(viewAction: .skipAlertSkip)
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}))
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self.present(alertController, animated: true, completion: nil)
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self.skipAlertController = alertController
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}
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// MARK: - Actions
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@IBAction private func makeCopyButtonAction(_ sender: Any) {
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self.shareRecoveryKey()
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}
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@IBAction private func madeCopyButtonAction(_ sender: Any) {
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self.viewModel.process(viewAction: .madeCopy)
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}
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private func skipButtonAction() {
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self.viewModel.process(viewAction: .skip)
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}
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}
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// MARK: - KeyBackupSetupRecoveryKeyViewModelViewDelegate
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extension KeyBackupSetupRecoveryKeyViewController: KeyBackupSetupRecoveryKeyViewModelViewDelegate {
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func keyBackupSetupRecoveryKeyViewModel(_ viewModel: KeyBackupSetupRecoveryKeyViewModelType, didUpdateViewState viewSate: KeyBackupSetupRecoveryKeyViewState) {
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self.render(viewState: viewSate)
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}
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func keyBackupSetupPassphraseViewModelShowSkipAlert(_ viewModel: KeyBackupSetupRecoveryKeyViewModelType) {
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self.showSkipAlert()
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}
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}
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