2021-11-16 14:14:57 +00:00
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// File created from FlowTemplate
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// $ createRootCoordinator.sh Threads Threads ThreadList
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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 UIKit
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@objcMembers
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final class ThreadsCoordinator: NSObject, ThreadsCoordinatorProtocol {
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// MARK: - Properties
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// MARK: Private
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private let parameters: ThreadsCoordinatorParameters
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private var selectedThreadCoordinator: RoomCoordinator?
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private var navigationRouter: NavigationRouterType {
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return self.parameters.navigationRouter
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}
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// MARK: Public
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// Must be used only internally
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var childCoordinators: [Coordinator] = []
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weak var delegate: ThreadsCoordinatorDelegate?
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// MARK: - Setup
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init(parameters: ThreadsCoordinatorParameters) {
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self.parameters = parameters
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super.init()
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NotificationCenter.default.addObserver(self,
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selector: #selector(didPopModule(_:)),
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name: NavigationRouter.didPopModule,
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object: nil)
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}
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// MARK: - Public
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func start() {
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let rootCoordinator = self.createThreadListCoordinator()
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rootCoordinator.start()
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self.add(childCoordinator: rootCoordinator)
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// Detect when view controller has been dismissed by gesture when presented modally (not in full screen).
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self.navigationRouter.toPresentable().presentationController?.delegate = self
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if self.navigationRouter.modules.isEmpty == false {
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self.navigationRouter.push(rootCoordinator, animated: true, popCompletion: { [weak self] in
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self?.remove(childCoordinator: rootCoordinator)
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})
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} else {
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self.navigationRouter.setRootModule(rootCoordinator) { [weak self] in
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self?.remove(childCoordinator: rootCoordinator)
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}
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}
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}
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func toPresentable() -> UIViewController {
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return self.navigationRouter.toPresentable()
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}
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// MARK: - Private
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@objc
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private func didPopModule(_ notification: Notification) {
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guard let userInfo = notification.userInfo,
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let module = userInfo[NavigationRouter.NotificationUserInfoKey.module] as? Presentable,
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let selectedThreadCoordinator = selectedThreadCoordinator else {
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return
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}
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if module.toPresentable() == selectedThreadCoordinator.toPresentable() {
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selectedThreadCoordinator.delegate = nil
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remove(childCoordinator: selectedThreadCoordinator)
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self.selectedThreadCoordinator = nil
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}
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}
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private func createThreadListCoordinator() -> ThreadListCoordinator {
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let coordinatorParameters = ThreadListCoordinatorParameters(session: self.parameters.session,
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roomId: self.parameters.roomId)
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let coordinator = ThreadListCoordinator(parameters: coordinatorParameters)
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coordinator.delegate = self
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return coordinator
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}
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private func createThreadCoordinator(forThread thread: MXThread) -> RoomCoordinator {
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let parameters = RoomCoordinatorParameters(navigationRouter: navigationRouter,
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navigationRouterStore: nil,
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session: parameters.session,
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roomId: parameters.roomId,
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eventId: nil,
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threadId: thread.identifier,
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displayConfiguration: .forThreads)
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let coordinator = RoomCoordinator(parameters: parameters)
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coordinator.delegate = self
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return coordinator
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}
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}
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// MARK: - UIAdaptivePresentationControllerDelegate
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extension ThreadsCoordinator: UIAdaptivePresentationControllerDelegate {
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func presentationControllerDidDismiss(_ presentationController: UIPresentationController) {
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self.delegate?.threadsCoordinatorDidDismissInteractively(self)
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}
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}
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// MARK: - ThreadListCoordinatorDelegate
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extension ThreadsCoordinator: ThreadListCoordinatorDelegate {
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func threadListCoordinatorDidLoadThreads(_ coordinator: ThreadListCoordinatorProtocol) {
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self.delegate?.threadsCoordinatorDidComplete(self)
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}
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func threadListCoordinatorDidSelectThread(_ coordinator: ThreadListCoordinatorProtocol, thread: MXThread) {
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let roomCoordinator = createThreadCoordinator(forThread: thread)
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selectedThreadCoordinator = roomCoordinator
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roomCoordinator.start()
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self.add(childCoordinator: roomCoordinator)
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}
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func threadListCoordinatorDidCancel(_ coordinator: ThreadListCoordinatorProtocol) {
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self.delegate?.threadsCoordinatorDidComplete(self)
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}
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}
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// MARK: - RoomCoordinatorDelegate
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extension ThreadsCoordinator: RoomCoordinatorDelegate {
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func roomCoordinatorDidLeaveRoom(_ coordinator: RoomCoordinatorProtocol) {
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}
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func roomCoordinatorDidCancelRoomPreview(_ coordinator: RoomCoordinatorProtocol) {
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}
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func roomCoordinator(_ coordinator: RoomCoordinatorProtocol, didSelectRoomWithId roomId: String, eventId: String?) {
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}
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func roomCoordinatorDidDismissInteractively(_ coordinator: RoomCoordinatorProtocol) {
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}
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}
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