element-ios/Tools/Templates/buildable/FlowCoordinatorTemplate/FlowTemplateCoordinator.swift

92 lines
2.9 KiB
Swift

/*
Copyright 2021-2024 New Vector Ltd.
SPDX-License-Identifier: AGPL-3.0-only
Please see LICENSE in the repository root for full details.
*/
import UIKit
@objcMembers
final class FlowTemplateCoordinator: NSObject, FlowTemplateCoordinatorProtocol {
// MARK: - Properties
// MARK: Private
private let parameters: FlowTemplateCoordinatorParameters
private var navigationRouter: NavigationRouterType {
return self.parameters.navigationRouter
}
// MARK: Public
// Must be used only internally
var childCoordinators: [Coordinator] = []
weak var delegate: FlowTemplateCoordinatorDelegate?
// MARK: - Setup
init(parameters: FlowTemplateCoordinatorParameters) {
self.parameters = parameters
}
// MARK: - Public
func start() {
let rootCoordinator = self.createTemplateScreenCoordinator()
rootCoordinator.start()
self.add(childCoordinator: rootCoordinator)
// Detect when view controller has been dismissed by gesture when presented modally (not in full screen).
self.navigationRouter.toPresentable().presentationController?.delegate = self
if self.navigationRouter.modules.isEmpty == false {
self.navigationRouter.push(rootCoordinator, animated: true, popCompletion: { [weak self] in
self?.remove(childCoordinator: rootCoordinator)
})
} else {
self.navigationRouter.setRootModule(rootCoordinator) { [weak self] in
self?.remove(childCoordinator: rootCoordinator)
}
}
}
func toPresentable() -> UIViewController {
return self.navigationRouter.toPresentable()
}
// MARK: - Private
private func createTemplateScreenCoordinator() -> TemplateScreenCoordinator {
let coordinatorParameters = TemplateScreenCoordinatorParameters(session: self.parameters.session)
let coordinator = TemplateScreenCoordinator(parameters: coordinatorParameters)
coordinator.delegate = self
return coordinator
}
}
// MARK: - UIAdaptivePresentationControllerDelegate
extension FlowTemplateCoordinator: UIAdaptivePresentationControllerDelegate {
func presentationControllerDidDismiss(_ presentationController: UIPresentationController) {
self.delegate?.flowTemplateCoordinatorDidDismissInteractively(self)
}
}
// MARK: - TemplateScreenCoordinatorDelegate
extension FlowTemplateCoordinator: TemplateScreenCoordinatorDelegate {
func templateScreenCoordinator(_ coordinator: TemplateScreenCoordinatorProtocol, didCompleteWithUserDisplayName userDisplayName: String?) {
self.delegate?.flowTemplateCoordinatorDidComplete(self)
}
func templateScreenCoordinatorDidCancel(_ coordinator: TemplateScreenCoordinatorProtocol) {
self.delegate?.flowTemplateCoordinatorDidComplete(self)
}
}