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100
Sources/Brave/Frontend/Widgets/LoadingViewController.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,100 @@ | ||
| // Copyright 2023 The Brave Authors. All rights reserved. | ||
| // This Source Code Form is subject to the terms of the Mozilla Public | ||
| // License, v. 2.0. If a copy of the MPL was not distributed with this | ||
| // file, You can obtain one at http://mozilla.org/MPL/2.0/. | ||
|
|
||
| import UIKit | ||
| import BraveShared | ||
| import Shared | ||
| import LocalAuthentication | ||
|
|
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| public class LoadingViewController: UIViewController { | ||
|
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| let spinner = UIActivityIndicatorView().then { | ||
| $0.snp.makeConstraints { make in | ||
| make.size.equalTo(24) | ||
| } | ||
| $0.hidesWhenStopped = true | ||
| $0.isHidden = true | ||
| } | ||
|
|
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| var isLoading: Bool = false { | ||
| didSet { | ||
| if isLoading { | ||
| view.addSubview(spinner) | ||
| spinner.snp.makeConstraints { | ||
| $0.center.equalTo(view.snp.center) | ||
| } | ||
| spinner.startAnimating() | ||
| } else { | ||
| spinner.stopAnimating() | ||
| spinner.removeFromSuperview() | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
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| public class AuthenticationController: LoadingViewController { | ||
| enum AuthViewType { | ||
| case sync, tabTray | ||
| } | ||
|
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| let windowProtection: WindowProtection? | ||
| let requiresAuthentication: Bool | ||
|
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| // MARK: Lifecycle | ||
|
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| init(windowProtection: WindowProtection? = nil, | ||
| requiresAuthentication: Bool = false, | ||
| isCancellable: Bool = false, | ||
| unlockScreentitle: String = "") { | ||
| self.windowProtection = windowProtection | ||
| self.requiresAuthentication = requiresAuthentication | ||
|
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| super.init(nibName: nil, bundle: nil) | ||
|
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| self.windowProtection?.isCancellable = isCancellable | ||
| self.windowProtection?.unlockScreentitle = unlockScreentitle | ||
| } | ||
|
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| required init?(coder: NSCoder) { | ||
| fatalError("init(coder:) has not been implemented") | ||
| } | ||
|
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| /// A method to ask biometric authentication to user | ||
| /// - Parameter completion: block returning authentication status | ||
| func askForAuthentication(viewType: AuthViewType = .sync, completion: ((Bool, LAError.Code?) -> Void)? = nil) { | ||
| guard let windowProtection = windowProtection else { | ||
| completion?(false, nil) | ||
| return | ||
| } | ||
|
|
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| if !windowProtection.isPassCodeAvailable { | ||
| showSetPasscodeError(viewType: viewType) { | ||
| completion?(false, LAError.passcodeNotSet) | ||
| } | ||
| } else { | ||
| windowProtection.presentAuthenticationForViewController( | ||
| determineLockWithPasscode: false) { status, error in | ||
| completion?(status, error) | ||
| } | ||
| } | ||
| } | ||
|
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| /// An alert presenter for passcode error to warn user to setup passcode to use feature | ||
| /// - Parameter completion: block after Ok button is pressed | ||
| func showSetPasscodeError(viewType: AuthViewType, completion: @escaping (() -> Void)) { | ||
| let alert = UIAlertController( | ||
| title: Strings.Sync.syncSetPasscodeAlertTitle, | ||
| message: viewType == .sync ? Strings.Sync.syncSetPasscodeAlertDescription : Strings.Privacy.tabTraySetPasscodeAlertDescription, | ||
| preferredStyle: .alert) | ||
|
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| alert.addAction( | ||
| UIAlertAction(title: Strings.OKString, style: .default, handler: { _ in | ||
| completion() | ||
| }) | ||
| ) | ||
|
|
||
| present(alert, animated: true, completion: nil) | ||
| } | ||
| } |
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