116 lines
4.1 KiB
Swift
116 lines
4.1 KiB
Swift
// File created from FlowTemplate
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// $ createRootCoordinator.sh Onboarding/SplashScreen Onboarding OnboardingSplashScreen
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/*
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Copyright 2021 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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/// OnboardingCoordinatorBridgePresenter enables to start OnboardingCoordinator from a view controller.
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/// This bridge is used while waiting for global usage of coordinator pattern.
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/// **WARNING**: This class breaks the Coordinator abstraction and it has been introduced for **Objective-C compatibility only** (mainly for integration in legacy view controllers). Each bridge should be removed
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/// once the underlying Coordinator has been integrated by another Coordinator.
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@objcMembers
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final class OnboardingCoordinatorBridgePresenter: NSObject {
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// MARK: - Constants
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private enum NavigationType {
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case present
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case push
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}
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// MARK: - Properties
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// MARK: Private
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private var navigationType: NavigationType = .present
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private var coordinator: OnboardingCoordinator?
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// MARK: Public
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var completion: (() -> Void)?
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// MARK: - Public
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func present(from viewController: UIViewController, animated: Bool) {
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let onboardingCoordinator = makeOnboardingCoordinator()
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let presentable = onboardingCoordinator.toPresentable()
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presentable.modalPresentationStyle = .fullScreen
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presentable.modalTransitionStyle = .crossDissolve
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viewController.present(presentable, animated: animated, completion: nil)
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onboardingCoordinator.start()
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self.coordinator = onboardingCoordinator
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self.navigationType = .present
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}
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func push(from navigationController: UINavigationController, animated: Bool) {
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let navigationRouter = NavigationRouterStore.shared.navigationRouter(for: navigationController)
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let onboardingCoordinator = makeOnboardingCoordinator(navigationRouter: navigationRouter)
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onboardingCoordinator.start() // Will trigger the view controller push
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self.coordinator = onboardingCoordinator
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self.navigationType = .push
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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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switch navigationType {
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case .present:
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// Dismiss modal
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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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case .push:
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// Pop view controller from UINavigationController
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guard let navigationController = coordinator.toPresentable() as? UINavigationController else {
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return
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}
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navigationController.popViewController(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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// MARK: - Private
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/// Makes an `OnboardingCoordinator` using the supplied navigation router, or creating one if needed.
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private func makeOnboardingCoordinator(navigationRouter: NavigationRouterType? = nil) -> OnboardingCoordinator {
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let onboardingCoordinatorParameters = OnboardingCoordinatorParameters(router: navigationRouter)
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let onboardingCoordinator = OnboardingCoordinator(parameters: onboardingCoordinatorParameters)
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onboardingCoordinator.completion = { [weak self] in
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self?.completion?()
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}
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return onboardingCoordinator
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}
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}
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