/* Copyright 2020-2024 New Vector Ltd. Copyright (c) 2021 BWI GmbH SPDX-License-Identifier: AGPL-3.0-only Please see LICENSE in the repository root for full details. */ import UIKit final class SecretsRecoveryWithPassphraseViewController: UIViewController { // MARK: - Properties // MARK: Outlets @IBOutlet private weak var scrollView: UIScrollView! @IBOutlet private weak var shieldImageView: UIImageView! @IBOutlet private weak var informationLabel: UILabel! @IBOutlet private weak var passphraseTitleLabel: UILabel! @IBOutlet private weak var passphraseTextField: UITextField! @IBOutlet private weak var passphraseTextFieldBackgroundView: UIView! @IBOutlet private weak var passphraseVisibilityButton: UIButton! @IBOutlet private weak var useRecoveryKeyButton: UIButton! @IBOutlet private weak var recoverButton: RoundedButton! @IBOutlet private weak var resetSecretsButton: UIButton! // MARK: Private private var viewModel: SecretsRecoveryWithPassphraseViewModelType! private var keyboardAvoider: KeyboardAvoider? private var cancellable: Bool! private var theme: Theme! private var errorPresenter: MXKErrorPresentation! private var activityPresenter: ActivityIndicatorPresenter! // MARK: Public // MARK: - Setup class func instantiate(with viewModel: SecretsRecoveryWithPassphraseViewModelType, cancellable: Bool) -> SecretsRecoveryWithPassphraseViewController { let viewController = StoryboardScene.SecretsRecoveryWithPassphraseViewController.initialScene.instantiate() viewController.viewModel = viewModel viewController.cancellable = cancellable viewController.theme = ThemeService.shared().theme return viewController } // MARK: - Life cycle override func viewDidLoad() { super.viewDidLoad() // Do any additional setup after loading the view. self.vc_removeBackTitle() self.setupViews() self.keyboardAvoider = KeyboardAvoider(scrollViewContainerView: self.view, scrollView: self.scrollView) self.activityPresenter = ActivityIndicatorPresenter() self.errorPresenter = MXKErrorAlertPresentation() self.registerThemeServiceDidChangeThemeNotification() self.update(theme: self.theme) self.passphraseTextFieldBackgroundView.layer.cornerRadius = 8.0 self.passphraseTextFieldBackgroundView.layer.borderWidth = 1.5 self.passphraseTextFieldBackgroundView.layer.borderColor = ThemeService.shared().theme.textQuinaryColor.cgColor self.passphraseTextField.delegate = self self.viewModel.viewDelegate = self } override func viewWillAppear(_ animated: Bool) { super.viewWillAppear(animated) self.passphraseTextFieldBackgroundView.layer.borderWidth = 1.5 self.passphraseTextFieldBackgroundView.layer.borderColor = ThemeService.shared().theme.textQuinaryColor.cgColor } override var preferredStatusBarStyle: UIStatusBarStyle { return self.theme.statusBarStyle } // MARK: - Private private func setupViews() { if self.cancellable { let cancelBarButtonItem = MXKBarButtonItem(title: VectorL10n.cancel, style: .plain) { [weak self] in self?.viewModel.process(viewAction: .cancel) } self.navigationItem.rightBarButtonItem = cancelBarButtonItem } self.title = BWIL10n.secretsRecoveryWithPassphraseTitle self.scrollView.keyboardDismissMode = .interactive let shieldImage = Asset.Images.secretsRecoveryPassphrase.image.withRenderingMode(.alwaysTemplate) self.shieldImageView.image = shieldImage let visibilityImage = Asset.Images.revealPasswordButton.image.withRenderingMode(.alwaysTemplate) self.passphraseVisibilityButton.setImage(visibilityImage, for: .normal) self.passphraseVisibilityButton.accessibilityLabel = BWIL10n.textfieldRevealSecret let informationText: String switch self.viewModel.recoveryGoal { case .default, .keyBackup, .restoreSecureBackup: informationText = BWIL10n.secretsRecoveryWithPassphraseInformationDefault case .unlockSecureBackup: informationText = BWIL10n.secretsRecoveryWithKeyInformationUnlockSecureBackupWithPhrase case .verifyDevice: informationText = BWIL10n.secretsRecoveryWithPassphraseInformationVerifyDevice } self.informationLabel.text = informationText self.passphraseTitleLabel.text = BWIL10n.secretsRecoveryWithPassphrasePassphraseTitle self.passphraseTextField.addTarget(self, action: #selector(passphraseTextFieldDidChange(_:)), for: .editingChanged) self.useRecoveryKeyButton.vc_enableMultiLinesTitle() self.recoverButton.vc_enableMultiLinesTitle() self.recoverButton.setTitle(BWIL10n.secretsRecoveryWithPassphraseRecoverAction, for: .normal) self.updateRecoverButton() self.resetSecretsButton.vc_enableMultiLinesTitle() self.resetSecretsButton.isHidden = !RiotSettings.shared.secretsRecoveryAllowReset } private func update(theme: Theme) { self.theme = theme self.view.backgroundColor = theme.headerBackgroundColor if let navigationBar = self.navigationController?.navigationBar { theme.applyStyle(onNavigationBar: navigationBar) } self.informationLabel.textColor = theme.textPrimaryColor self.shieldImageView.tintColor = theme.textPrimaryColor self.passphraseTextFieldBackgroundView.backgroundColor = theme.backgroundColor self.passphraseTitleLabel.textColor = theme.textPrimaryColor theme.applyStyle(onTextField: self.passphraseTextField) self.passphraseTextField.attributedPlaceholder = NSAttributedString(string: BWIL10n.secretsRecoveryWithPassphrasePassphrasePlaceholder, attributes: [.foregroundColor: theme.placeholderTextColor]) self.theme.applyStyle(onButton: self.passphraseVisibilityButton) self.recoverButton.update(theme: theme) // Use recovery key button let useRecoveryKeyAttributedString = NSMutableAttributedString(string: BWIL10n.secretsRecoveryWithPassphraseLostPassphraseActionPart1, attributes: [.foregroundColor: self.theme.textPrimaryColor]) let unknownRecoveryKeyAttributedStringPart2 = NSAttributedString(string: BWIL10n.secretsRecoveryWithPassphraseLostPassphraseActionPart2, attributes: [.foregroundColor: self.theme.tintColor]) let unknownRecoveryKeyAttributedStringPart3 = NSAttributedString(string: VectorL10n.secretsRecoveryWithPassphraseLostPassphraseActionPart3, attributes: [.foregroundColor: self.theme.textPrimaryColor]) useRecoveryKeyAttributedString.append(unknownRecoveryKeyAttributedStringPart2) useRecoveryKeyAttributedString.append(unknownRecoveryKeyAttributedStringPart3) if BWIBuildSettings.shared.showRecoverWithKey == true { self.useRecoveryKeyButton.setAttributedTitle(useRecoveryKeyAttributedString, for: .normal) } else { self.useRecoveryKeyButton?.visiblity(gone: true, dimension: 0.0) } // Reset secrets button let resetSecretsAttributedString = NSMutableAttributedString(string: BWIL10n.secretsRecoveryResetActionPart1, attributes: [.foregroundColor: self.theme.tintColor]) self.resetSecretsButton.setAttributedTitle(resetSecretsAttributedString, for: .normal) } private func registerThemeServiceDidChangeThemeNotification() { NotificationCenter.default.addObserver(self, selector: #selector(themeDidChange), name: .themeServiceDidChangeTheme, object: nil) } @objc private func themeDidChange() { self.update(theme: ThemeService.shared().theme) // BWI: #4966 self.recoverButton.update(theme: theme) } private func updateRecoverButton() { self.recoverButton.isEnabled = self.viewModel.isFormValid } // bwi: MESSENGER-3948 private func updateShowHidePassphraseButton() { if self.passphraseTextField.isSecureTextEntry { passphraseVisibilityButton.setImage(Asset.Images.revealPasswordButton.image, for: .normal) passphraseVisibilityButton.accessibilityLabel = BWIL10n.textfieldRevealSecret } else { passphraseVisibilityButton.setImage(Asset.Images.hidePasswordButton.image, for: .normal) passphraseVisibilityButton.accessibilityLabel = BWIL10n.textfieldHideSecret } } private func render(viewState: SecretsRecoveryWithPassphraseViewState) { switch viewState { case .loading: self.renderLoading() case .loaded: self.renderLoaded() case .error(let error): self.render(error: error) } } private func renderLoading() { self.view.endEditing(true) self.activityPresenter.presentActivityIndicator(on: self.view, animated: true) } private func renderLoaded() { self.activityPresenter.removeCurrentActivityIndicator(animated: true) } private func render(error: Error) { self.activityPresenter.removeCurrentActivityIndicator(animated: true) let nsError = error as NSError if nsError.domain == MXRecoveryServiceErrorDomain && nsError.code == Int(MXRecoveryServiceErrorCode.badRecoveryKeyErrorCode.rawValue) { self.errorPresenter.presentError(from: self, title: VectorL10n.secretsRecoveryWithPassphraseInvalidPassphraseTitle, message: BWIL10n.secretsRecoveryWithPassphraseInvalidPassphraseMessage, animated: true, handler: nil) } else { self.errorPresenter.presentError(from: self, forError: error, animated: true, handler: nil) } } // MARK: - Actions @IBAction private func passphraseVisibilityButtonAction(_ sender: Any) { self.passphraseTextField.isSecureTextEntry = !self.passphraseTextField.isSecureTextEntry self.updateShowHidePassphraseButton() // bwi: MESSENGER-3948 } @objc private func passphraseTextFieldDidChange(_ textField: UITextField) { self.viewModel.passphrase = textField.text self.updateRecoverButton() } @IBAction private func recoverButtonAction(_ sender: Any) { self.viewModel.process(viewAction: .recover) } @IBAction private func useRecoveryKeyButtonAction(_ sender: Any) { self.viewModel.process(viewAction: .useRecoveryKey) } @IBAction private func resetSecretsAction(_ sender: Any) { self.viewModel.process(viewAction: .resetSecrets) } } // MARK: - UITextFieldDelegate extension SecretsRecoveryWithPassphraseViewController: UITextFieldDelegate { func textFieldShouldReturn(_ textField: UITextField) -> Bool { textField.resignFirstResponder() return true } func textFieldDidBeginEditing(_ textField: UITextField) { passphraseTextFieldBackgroundView.layer.borderWidth = 2.0 passphraseTextFieldBackgroundView.layer.borderColor = ThemeService.shared().theme.tintColor.cgColor } func textFieldDidEndEditing(_ textField: UITextField) { passphraseTextFieldBackgroundView.layer.borderWidth = 1.5 passphraseTextFieldBackgroundView.layer.borderColor = ThemeService.shared().theme.textQuinaryColor.cgColor } } // MARK: - SecretsRecoveryWithPassphraseViewModelViewDelegate extension SecretsRecoveryWithPassphraseViewController: SecretsRecoveryWithPassphraseViewModelViewDelegate { func secretsRecoveryWithPassphraseViewModel(_ viewModel: SecretsRecoveryWithPassphraseViewModelType, didUpdateViewState viewSate: SecretsRecoveryWithPassphraseViewState) { self.render(viewState: viewSate) } }