116 lines
4.1 KiB
Swift
116 lines
4.1 KiB
Swift
/*
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Copyright 2020 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 Foundation
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@objc protocol SecretsRecoveryCoordinatorBridgePresenterDelegate {
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func secretsRecoveryCoordinatorBridgePresenterDelegateDidComplete(_ coordinatorBridgePresenter: SecretsRecoveryCoordinatorBridgePresenter)
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func secretsRecoveryCoordinatorBridgePresenterDelegateDidCancel(_ coordinatorBridgePresenter: SecretsRecoveryCoordinatorBridgePresenter)
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}
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/// SecretsRecoveryCoordinatorBridgePresenter enables to start SecretsRecoveryCoordinator from a view controller.
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/// This bridge is used while waiting for global usage of coordinator pattern.
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@objcMembers
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final class SecretsRecoveryCoordinatorBridgePresenter: NSObject {
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// MARK: - Properties
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// MARK: Private
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private let session: MXSession
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private let recoveryMode: SecretsRecoveryMode
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let recoveryGoal: SecretsRecoveryGoalBridge
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private var coordinator: SecretsRecoveryCoordinator?
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// MARK: Public
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weak var delegate: SecretsRecoveryCoordinatorBridgePresenterDelegate?
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var isPresenting: Bool {
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return self.coordinator != nil
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}
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// MARK: - Setup
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init(session: MXSession, recoveryMode: SecretsRecoveryMode, recoveryGoal: SecretsRecoveryGoalBridge) {
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self.session = session
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self.recoveryMode = recoveryMode
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self.recoveryGoal = recoveryGoal
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super.init()
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}
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init(session: MXSession, recoveryGoal: SecretsRecoveryGoalBridge) {
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self.session = session
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if case SecretsRecoveryAvailability.available(let secretMode) = session.crypto.recoveryService.vc_availability {
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self.recoveryMode = secretMode
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} else {
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fatalError("[SecretsRecoveryCoordinatorBridgePresenter] recoveryService should be available when presenting recovery")
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}
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self.recoveryGoal = recoveryGoal
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super.init()
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}
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// MARK: - Public
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func toPresentable() -> UIViewController? {
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return self.coordinator?.toPresentable()
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}
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func present(from viewController: UIViewController, animated: Bool) {
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let coordinator = SecretsRecoveryCoordinator(session: self.session, recoveryMode: self.recoveryMode, recoveryGoal: self.recoveryGoal.goal, cancellable: true)
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coordinator.delegate = self
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let presentable = coordinator.toPresentable()
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presentable.modalPresentationStyle = .formSheet
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viewController.present(presentable, animated: animated, completion: nil)
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coordinator.start()
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self.coordinator = coordinator
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}
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func dismiss(animated: Bool, completion: (() -> Void)?) {
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guard let coordinator = self.coordinator else {
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return
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}
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MXLog.debug("[SecretsRecoveryCoordinatorBridgePresenter] Dismiss")
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coordinator.toPresentable().dismiss(animated: animated) {
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self.coordinator = nil
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if let completion = completion {
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completion()
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}
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}
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}
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}
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// MARK: - KeyVerificationCoordinatorDelegate
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extension SecretsRecoveryCoordinatorBridgePresenter: SecretsRecoveryCoordinatorDelegate {
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func secretsRecoveryCoordinatorDidRecover(_ coordinator: SecretsRecoveryCoordinatorType) {
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self.delegate?.secretsRecoveryCoordinatorBridgePresenterDelegateDidComplete(self)
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}
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func secretsRecoveryCoordinatorDidCancel(_ coordinator: SecretsRecoveryCoordinatorType) {
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self.delegate?.secretsRecoveryCoordinatorBridgePresenterDelegateDidCancel(self)
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}
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}
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