Implement complete security screen.

2026-04-22 17:42:45 +02:00 · 2020-04-03 15:55:53 +02:00
parent 27ddf4786d
commit 72842eeb5f
12 changed files with 594 additions and 0 deletions
@@ -0,0 +1,70 @@
+// File created from ScreenTemplate
+// $ createScreen.sh KeyVerification KeyVerificationSelfVerifyWait
+/*
+ Copyright 2020 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 Foundation
+import UIKit
+
+final class KeyVerificationSelfVerifyWaitCoordinator: KeyVerificationSelfVerifyWaitCoordinatorType {
+    
+    // MARK: - Properties
+    
+    // MARK: Private
+    
+    private let session: MXSession
+    private var keyVerificationSelfVerifyWaitViewModel: KeyVerificationSelfVerifyWaitViewModelType
+    private let keyVerificationSelfVerifyWaitViewController: KeyVerificationSelfVerifyWaitViewController
+    
+    // MARK: Public
+
+    // Must be used only internally
+    var childCoordinators: [Coordinator] = []
+    
+    weak var delegate: KeyVerificationSelfVerifyWaitCoordinatorDelegate?
+    
+    // MARK: - Setup
+    
+    init(session: MXSession) {
+        self.session = session
+        
+        let keyVerificationSelfVerifyWaitViewModel = KeyVerificationSelfVerifyWaitViewModel(session: self.session)
+        let keyVerificationSelfVerifyWaitViewController = KeyVerificationSelfVerifyWaitViewController.instantiate(with: keyVerificationSelfVerifyWaitViewModel)
+        self.keyVerificationSelfVerifyWaitViewModel = keyVerificationSelfVerifyWaitViewModel
+        self.keyVerificationSelfVerifyWaitViewController = keyVerificationSelfVerifyWaitViewController
+    }
+    
+    // MARK: - Public methods
+    
+    func start() {            
+        self.keyVerificationSelfVerifyWaitViewModel.coordinatorDelegate = self
+    }
+    
+    func toPresentable() -> UIViewController {
+        return self.keyVerificationSelfVerifyWaitViewController
+    }
+}
+
+// MARK: - KeyVerificationSelfVerifyWaitViewModelCoordinatorDelegate
+extension KeyVerificationSelfVerifyWaitCoordinator: KeyVerificationSelfVerifyWaitViewModelCoordinatorDelegate {
+    func keyVerificationSelfVerifyWaitViewModel(_ viewModel: KeyVerificationSelfVerifyWaitViewModelType, didAcceptKeyVerificationRequest keyVerificationRequest: MXKeyVerificationRequest) {
+        self.delegate?.keyVerificationSelfVerifyWaitCoordinator(self, didAcceptKeyVerificationRequest: keyVerificationRequest)
+    }
+    
+    func keyVerificationSelfVerifyWaitViewModelDidCancel(_ viewModel: KeyVerificationSelfVerifyWaitViewModelType) {
+        self.delegate?.keyVerificationSelfVerifyWaitCoordinatorDidCancel(self)
+    }
+}
@@ -0,0 +1,29 @@
+// File created from ScreenTemplate
+// $ createScreen.sh KeyVerification KeyVerificationSelfVerifyWait
+/*
+ Copyright 2020 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 Foundation
+
+protocol KeyVerificationSelfVerifyWaitCoordinatorDelegate: class {
+    func keyVerificationSelfVerifyWaitCoordinator(_ coordinator: KeyVerificationSelfVerifyWaitCoordinatorType, didAcceptKeyVerificationRequest keyVerificationRequest: MXKeyVerificationRequest)
+    func keyVerificationSelfVerifyWaitCoordinatorDidCancel(_ coordinator: KeyVerificationSelfVerifyWaitCoordinatorType)
+}
+
+/// `KeyVerificationSelfVerifyWaitCoordinatorType` is a protocol describing a Coordinator that handle key backup setup passphrase navigation flow.
+protocol KeyVerificationSelfVerifyWaitCoordinatorType: Coordinator, Presentable {
+    var delegate: KeyVerificationSelfVerifyWaitCoordinatorDelegate? { get }
+}
@@ -0,0 +1,25 @@
+// File created from ScreenTemplate
+// $ createScreen.sh KeyVerification KeyVerificationSelfVerifyWait
+/*
+ Copyright 2020 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 Foundation
+
+/// KeyVerificationSelfVerifyWaitViewController view actions exposed to view model
+enum KeyVerificationSelfVerifyWaitViewAction {
+    case loadData
+    case cancel
+}
@@ -0,0 +1,68 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="14490.70" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" useSafeAreas="YES" colorMatched="YES" initialViewController="79A-qb-tmk">
+    <device id="retina4_7" orientation="portrait">
+        <adaptation id="fullscreen"/>
+    </device>
+    <dependencies>
+        <deployment identifier="iOS"/>
+        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="14490.49"/>
+        <capability name="Safe area layout guides" minToolsVersion="9.0"/>
+        <capability name="documents saved in the Xcode 8 format" minToolsVersion="8.0"/>
+    </dependencies>
+    <scenes>
+        <!--Key Verification Self Verify Wait View Controller-->
+        <scene sceneID="a9K-1U-7Nm">
+            <objects>
+                <viewController extendedLayoutIncludesOpaqueBars="YES" automaticallyAdjustsScrollViewInsets="NO" id="79A-qb-tmk" customClass="KeyVerificationSelfVerifyWaitViewController" customModule="Riot" customModuleProvider="target" sceneMemberID="viewController">
+                    <view key="view" contentMode="scaleToFill" id="tAM-kt-f0s">
+                        <rect key="frame" x="0.0" y="0.0" width="375" height="667"/>
+                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
+                        <subviews>
+                            <view contentMode="scaleToFill" translatesAutoresizingMaskIntoConstraints="NO" id="IlB-Ch-LEo">
+                                <rect key="frame" x="0.0" y="284.5" width="375" height="118.5"/>
+                                <subviews>
+                                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Use an existing session to verify this one, granting it access to encrypted messages." textAlignment="center" lineBreakMode="tailTruncation" numberOfLines="0" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="d5Y-pj-XsI">
+                                        <rect key="frame" x="20" y="10" width="335" height="36"/>
+                                        <fontDescription key="fontDescription" type="system" pointSize="15"/>
+                                        <nil key="textColor"/>
+                                        <nil key="highlightedColor"/>
+                                    </label>
+                                    <label opaque="NO" userInteractionEnabled="NO" contentMode="left" horizontalHuggingPriority="251" verticalHuggingPriority="251" text="Waiting…" textAlignment="center" lineBreakMode="tailTruncation" numberOfLines="0" baselineAdjustment="alignBaselines" adjustsFontSizeToFit="NO" translatesAutoresizingMaskIntoConstraints="NO" id="rFM-AQ-wAB">
+                                        <rect key="frame" x="20" y="78" width="335" height="20.5"/>
+                                        <fontDescription key="fontDescription" type="system" weight="medium" pointSize="17"/>
+                                        <nil key="textColor"/>
+                                        <nil key="highlightedColor"/>
+                                    </label>
+                                </subviews>
+                                <color key="backgroundColor" white="0.0" alpha="0.0" colorSpace="custom" customColorSpace="genericGamma22GrayColorSpace"/>
+                                <constraints>
+                                    <constraint firstAttribute="trailing" secondItem="d5Y-pj-XsI" secondAttribute="trailing" constant="20" id="3Mi-wg-su3"/>
+                                    <constraint firstAttribute="bottom" secondItem="rFM-AQ-wAB" secondAttribute="bottom" constant="20" id="4Gy-0v-H5m"/>
+                                    <constraint firstAttribute="height" priority="250" id="72E-My-WHK"/>
+                                    <constraint firstItem="d5Y-pj-XsI" firstAttribute="leading" secondItem="IlB-Ch-LEo" secondAttribute="leading" constant="20" id="Okc-DX-xdE"/>
+                                    <constraint firstItem="d5Y-pj-XsI" firstAttribute="top" secondItem="IlB-Ch-LEo" secondAttribute="top" constant="10" id="Pkt-ox-zZs"/>
+                                    <constraint firstItem="rFM-AQ-wAB" firstAttribute="leading" secondItem="IlB-Ch-LEo" secondAttribute="leading" constant="20" id="PtP-G3-lC6"/>
+                                    <constraint firstAttribute="trailing" secondItem="rFM-AQ-wAB" secondAttribute="trailing" constant="20" id="Q78-Oe-Lh2"/>
+                                    <constraint firstItem="rFM-AQ-wAB" firstAttribute="top" secondItem="d5Y-pj-XsI" secondAttribute="bottom" constant="32" id="VYD-WF-CdW"/>
+                                </constraints>
+                            </view>
+                        </subviews>
+                        <color key="backgroundColor" red="0.94509803920000002" green="0.96078431369999995" blue="0.97254901959999995" alpha="1" colorSpace="calibratedRGB"/>
+                        <constraints>
+                            <constraint firstItem="IlB-Ch-LEo" firstAttribute="centerY" secondItem="GnW-bb-rsL" secondAttribute="centerY" id="Hh1-tV-pXA"/>
+                            <constraint firstItem="IlB-Ch-LEo" firstAttribute="trailing" secondItem="GnW-bb-rsL" secondAttribute="trailing" id="Kbx-ln-UzT"/>
+                            <constraint firstItem="IlB-Ch-LEo" firstAttribute="leading" secondItem="GnW-bb-rsL" secondAttribute="leading" id="f6d-Hi-qnR"/>
+                        </constraints>
+                        <viewLayoutGuide key="safeArea" id="GnW-bb-rsL"/>
+                    </view>
+                    <connections>
+                        <outlet property="informationLabel" destination="d5Y-pj-XsI" id="TMb-bc-58a"/>
+                        <outlet property="verificationWaitingLabel" destination="rFM-AQ-wAB" id="TDZ-Xd-gP1"/>
+                    </connections>
+                </viewController>
+                <placeholder placeholderIdentifier="IBFirstResponder" id="OMs-Ee-CjK" userLabel="First Responder" sceneMemberID="firstResponder"/>
+            </objects>
+            <point key="canvasLocation" x="-3198" y="-647"/>
+        </scene>
+    </scenes>
+</document>
@@ -0,0 +1,145 @@
+// File created from ScreenTemplate
+// $ createScreen.sh KeyVerification KeyVerificationSelfVerifyWait
+/*
+ Copyright 2020 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 UIKit
+
+final class KeyVerificationSelfVerifyWaitViewController: UIViewController {
+    
+    // MARK: - Constants    
+    
+    // MARK: - Properties
+    
+    // MARK: Outlets
+    
+    @IBOutlet private weak var informationLabel: UILabel!
+    @IBOutlet private weak var verificationWaitingLabel: UILabel!
+    
+    // MARK: Private
+
+    private var viewModel: KeyVerificationSelfVerifyWaitViewModelType!
+    private var theme: Theme!
+    private var errorPresenter: MXKErrorPresentation!
+    private var activityPresenter: ActivityIndicatorPresenter!
+
+    // MARK: - Setup
+    
+    class func instantiate(with viewModel: KeyVerificationSelfVerifyWaitViewModelType) -> KeyVerificationSelfVerifyWaitViewController {
+        let viewController = StoryboardScene.KeyVerificationSelfVerifyWaitViewController.initialScene.instantiate()
+        viewController.viewModel = viewModel
+        viewController.theme = ThemeService.shared().theme
+        return viewController
+    }
+    
+    // MARK: - Life cycle
+    
+    override func viewDidLoad() {
+        super.viewDidLoad()
+        
+        // Do any additional setup after loading the view.
+        
+        self.setupViews()
+        self.activityPresenter = ActivityIndicatorPresenter()
+        self.errorPresenter = MXKErrorAlertPresentation()
+        
+        self.registerThemeServiceDidChangeThemeNotification()
+        self.update(theme: self.theme)
+        
+        self.viewModel.viewDelegate = self
+
+        self.viewModel.process(viewAction: .loadData)
+    }
+    
+    override var preferredStatusBarStyle: UIStatusBarStyle {
+        return self.theme.statusBarStyle
+    }
+    
+    // MARK: - Private
+    
+    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.verificationWaitingLabel.textColor = theme.textSecondaryColor        
+    }
+    
+    private func registerThemeServiceDidChangeThemeNotification() {
+        NotificationCenter.default.addObserver(self, selector: #selector(themeDidChange), name: .themeServiceDidChangeTheme, object: nil)
+    }
+    
+    @objc private func themeDidChange() {
+        self.update(theme: ThemeService.shared().theme)
+    }
+    
+    private func setupViews() {
+        let cancelBarButtonItem = MXKBarButtonItem(title: VectorL10n.skip, style: .plain) { [weak self] in
+            self?.cancelButtonAction()
+        }
+        
+        self.navigationItem.rightBarButtonItem = cancelBarButtonItem
+        
+        self.title = VectorL10n.deviceVerificationSelfVerifyWaitTitle
+        
+        self.verificationWaitingLabel.text = VectorL10n.deviceVerificationSelfVerifyWaitWaiting
+        self.informationLabel.text = VectorL10n.deviceVerificationSelfVerifyWaitInformation
+    }
+
+    private func render(viewState: KeyVerificationSelfVerifyWaitViewState) {
+        switch viewState {
+        case .loading:
+            self.renderLoading()
+        case .loaded:
+            self.renderLoaded()
+        case .error(let error):
+            self.render(error: error)
+        }
+    }
+    
+    private func renderLoading() {
+        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)
+        self.errorPresenter.presentError(from: self, forError: error, animated: true, handler: nil)
+    }
+    
+    // MARK: - Actions
+    
+    private func cancelButtonAction() {
+        self.viewModel.process(viewAction: .cancel)
+    }
+}
+
+
+// MARK: - KeyVerificationSelfVerifyWaitViewModelViewDelegate
+extension KeyVerificationSelfVerifyWaitViewController: KeyVerificationSelfVerifyWaitViewModelViewDelegate {
+
+    func keyVerificationSelfVerifyWaitViewModel(_ viewModel: KeyVerificationSelfVerifyWaitViewModelType, didUpdateViewState viewSate: KeyVerificationSelfVerifyWaitViewState) {
+        self.render(viewState: viewSate)
+    }
+}
@@ -0,0 +1,122 @@
+// File created from ScreenTemplate
+// $ createScreen.sh KeyVerification KeyVerificationSelfVerifyWait
+/*
+ Copyright 2020 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 Foundation
+
+final class KeyVerificationSelfVerifyWaitViewModel: KeyVerificationSelfVerifyWaitViewModelType {
+    
+    // MARK: - Properties
+    
+    // MARK: Private
+
+    private let session: MXSession
+    private let keyVerificationService: KeyVerificationService
+    private let verificationManager: MXKeyVerificationManager
+    
+//    private var verificationManager: MXKeyVerificationManager?
+    private var keyVerificationRequest: MXKeyVerificationRequest?
+    
+    // MARK: Public
+    
+    weak var viewDelegate: KeyVerificationSelfVerifyWaitViewModelViewDelegate?
+    weak var coordinatorDelegate: KeyVerificationSelfVerifyWaitViewModelCoordinatorDelegate?
+    
+    // MARK: - Setup
+    
+    init(session: MXSession) {
+        self.session = session
+        self.verificationManager = session.crypto.keyVerificationManager
+        self.keyVerificationService = KeyVerificationService()
+    }
+    
+    deinit {
+    }
+    
+    // MARK: - Public
+    
+    func process(viewAction: KeyVerificationSelfVerifyWaitViewAction) {
+        switch viewAction {
+        case .loadData:
+            self.loadData()
+        case .cancel:
+            self.cancel()
+        }
+    }
+    
+    // MARK: - Private
+    
+    private func loadData() {
+        self.registerKeyVerificationManagerNewRequestNotification(for: self.verificationManager)
+    }
+    
+    private func cancel() {
+        self.unregisterKeyVerificationManagerNewRequestNotification()
+        self.cancelKeyVerificationRequest()
+        self.coordinatorDelegate?.keyVerificationSelfVerifyWaitViewModelDidCancel(self)
+    }
+    
+    private func update(viewState: KeyVerificationSelfVerifyWaitViewState) {
+        self.viewDelegate?.keyVerificationSelfVerifyWaitViewModel(self, didUpdateViewState: viewState)
+    }
+    
+    private func cancelKeyVerificationRequest() {
+        self.keyVerificationRequest?.cancel(with: MXTransactionCancelCode.user(), success: nil, failure: nil)
+    }
+    
+    private func acceptKeyVerificationRequest(_ keyVerificationRequest: MXKeyVerificationRequest) {
+        
+        keyVerificationRequest.accept(withMethods: self.keyVerificationService.supportedKeyVerificationMethods(), success: { [weak self] in
+            guard let self = self else {
+                return
+            }
+            
+            self.coordinatorDelegate?.keyVerificationSelfVerifyWaitViewModel(self, didAcceptKeyVerificationRequest: keyVerificationRequest)
+            
+            }, failure: { [weak self] (error) in
+                guard let self = self else {
+                    return
+                }
+                self.update(viewState: .error(error))
+        })
+    }
+    
+    // MARK: MXKeyVerificationManagerNewRequest
+    
+    private func registerKeyVerificationManagerNewRequestNotification(for verificationManager: MXKeyVerificationManager) {
+        NotificationCenter.default.addObserver(self, selector: #selector(keyVerificationManagerNewRequestNotification(notification:)), name: .MXKeyVerificationManagerNewRequest, object: verificationManager)
+    }
+    
+    private func unregisterKeyVerificationManagerNewRequestNotification() {
+        NotificationCenter.default.removeObserver(self, name: .MXKeyVerificationManagerNewRequest, object: nil)
+    }
+    
+    @objc private func keyVerificationManagerNewRequestNotification(notification: Notification) {
+        
+        guard let userInfo = notification.userInfo, let keyVerificationRequest = userInfo[MXKeyVerificationManagerNotificationRequestKey] as? MXKeyVerificationByToDeviceRequest else {
+            return
+        }
+        
+        guard keyVerificationRequest.isFromMyUser,
+            keyVerificationRequest.isFromMyDevice == false,
+            keyVerificationRequest.state == MXKeyVerificationRequestStatePending else {
+            return
+        }
+        
+        self.acceptKeyVerificationRequest(keyVerificationRequest)
+    }
+}
@@ -0,0 +1,37 @@
+// File created from ScreenTemplate
+// $ createScreen.sh KeyVerification KeyVerificationSelfVerifyWait
+/*
+ Copyright 2020 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 Foundation
+
+protocol KeyVerificationSelfVerifyWaitViewModelViewDelegate: class {
+    func keyVerificationSelfVerifyWaitViewModel(_ viewModel: KeyVerificationSelfVerifyWaitViewModelType, didUpdateViewState viewSate: KeyVerificationSelfVerifyWaitViewState)
+}
+
+protocol KeyVerificationSelfVerifyWaitViewModelCoordinatorDelegate: class {
+    func keyVerificationSelfVerifyWaitViewModel(_ viewModel: KeyVerificationSelfVerifyWaitViewModelType, didAcceptKeyVerificationRequest keyVerificationRequest: MXKeyVerificationRequest)
+    func keyVerificationSelfVerifyWaitViewModelDidCancel(_ viewModel: KeyVerificationSelfVerifyWaitViewModelType)
+}
+
+/// Protocol describing the view model used by `KeyVerificationSelfVerifyWaitViewController`
+protocol KeyVerificationSelfVerifyWaitViewModelType {        
+        
+    var viewDelegate: KeyVerificationSelfVerifyWaitViewModelViewDelegate? { get set }
+    var coordinatorDelegate: KeyVerificationSelfVerifyWaitViewModelCoordinatorDelegate? { get set }
+    
+    func process(viewAction: KeyVerificationSelfVerifyWaitViewAction)
+}
@@ -0,0 +1,26 @@
+// File created from ScreenTemplate
+// $ createScreen.sh KeyVerification KeyVerificationSelfVerifyWait
+/*
+ Copyright 2020 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 Foundation
+
+/// KeyVerificationSelfVerifyWaitViewController view state
+enum KeyVerificationSelfVerifyWaitViewState {
+    case loading
+    case loaded
+    case error(Error)
+}