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Reauthentication: Add ReauthFallBackViewController that enables to authenticate with UIA fallback.
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//
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// Copyright 2021 New Vector Ltd
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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/// View controller used for User-Interactive Authentication fallback (https://matrix.org/docs/spec/client_server/latest#fallback)
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final class ReauthFallBackViewController: AuthFallBackViewController, Themable {
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// MARK: - Properties
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// MARK: Public
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var didValidate: (() -> Void)?
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var didCancel: (() -> Void)?
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// MARK: Private
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private var theme: Theme = ThemeService.shared().theme
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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.setupNavigationBar()
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self.registerThemeServiceDidChangeThemeNotification()
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self.update(theme: self.theme)
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}
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// MARK: - Public
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func update(theme: Theme) {
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self.theme = theme
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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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}
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// MARK: - Private
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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 setupNavigationBar() {
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let doneBarButtonItem = MXKBarButtonItem(title: VectorL10n.close, style: .plain) { [weak self] in
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self?.didValidate?()
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}
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self.navigationItem.leftBarButtonItem = doneBarButtonItem
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}
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}
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// MARK: - UIAdaptivePresentationControllerDelegate
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extension ReauthFallBackViewController: UIAdaptivePresentationControllerDelegate {
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func presentationControllerDidDismiss(_ presentationController: UIPresentationController) {
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self.didCancel?()
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}
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}
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