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letro-ios/ElementX/Sources/Screens/PinnedEventsTimelineScreen/PinnedEventsTimelineScreenCoordinator.swift

103 lines
4.7 KiB
Swift

//
// Copyright 2022 New Vector Ltd
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
import Combine
import SwiftUI
struct PinnedEventsTimelineScreenCoordinatorParameters {
let roomProxy: JoinedRoomProxyProtocol
let timelineController: RoomTimelineControllerProtocol
let mediaProvider: MediaProviderProtocol
let mediaPlayerProvider: MediaPlayerProviderProtocol
let voiceMessageMediaManager: VoiceMessageMediaManagerProtocol
let appMediator: AppMediatorProtocol
}
enum PinnedEventsTimelineScreenCoordinatorAction {
case dismiss
case displayUser(userID: String)
case presentLocationViewer(geoURI: GeoURI, description: String?)
case displayMessageForwarding(forwardingItem: MessageForwardingItem)
case displayRoomScreenWithFocussedPin(eventID: String)
}
final class PinnedEventsTimelineScreenCoordinator: CoordinatorProtocol {
private let parameters: PinnedEventsTimelineScreenCoordinatorParameters
private let viewModel: PinnedEventsTimelineScreenViewModelProtocol
private let timelineViewModel: TimelineViewModelProtocol
private var cancellables = Set<AnyCancellable>()
private let actionsSubject: PassthroughSubject<PinnedEventsTimelineScreenCoordinatorAction, Never> = .init()
var actions: AnyPublisher<PinnedEventsTimelineScreenCoordinatorAction, Never> {
actionsSubject.eraseToAnyPublisher()
}
init(parameters: PinnedEventsTimelineScreenCoordinatorParameters) {
self.parameters = parameters
viewModel = PinnedEventsTimelineScreenViewModel()
timelineViewModel = TimelineViewModel(roomProxy: parameters.roomProxy,
timelineController: parameters.timelineController,
isPinnedEventsTimeline: true,
mediaProvider: parameters.mediaProvider,
mediaPlayerProvider: parameters.mediaPlayerProvider,
voiceMessageMediaManager: parameters.voiceMessageMediaManager,
userIndicatorController: ServiceLocator.shared.userIndicatorController,
appMediator: parameters.appMediator,
appSettings: ServiceLocator.shared.settings,
analyticsService: ServiceLocator.shared.analytics)
}
func start() {
viewModel.actionsPublisher.sink { [weak self] action in
MXLog.info("Coordinator: received view model action: \(action)")
guard let self else { return }
switch action {
case .dismiss:
self.actionsSubject.send(.dismiss)
}
}
.store(in: &cancellables)
timelineViewModel.actions.sink { [weak self] action in
MXLog.info("Coordinator: received timeline view model action: \(action)")
guard let self else { return }
switch action {
case .tappedOnSenderDetails(let userID):
actionsSubject.send(.displayUser(userID: userID))
case .displayMessageForwarding(let forwardingItem):
actionsSubject.send(.displayMessageForwarding(forwardingItem: forwardingItem))
case .displayLocation(_, let geoURI, let description):
actionsSubject.send(.presentLocationViewer(geoURI: geoURI, description: description))
case .viewInRoomTimeline(let eventID):
actionsSubject.send(.displayRoomScreenWithFocussedPin(eventID: eventID))
// These other actions will not be handled in this view
case .displayEmojiPicker, .displayReportContent, .displayCameraPicker, .displayMediaPicker, .displayDocumentPicker, .displayLocationPicker, .displayPollForm, .displayMediaUploadPreviewScreen, .composer, .hasScrolled:
// These actions are not handled in this coordinator
break
}
}
.store(in: &cancellables)
}
func toPresentable() -> AnyView {
AnyView(PinnedEventsTimelineScreen(context: viewModel.context, timelineContext: timelineViewModel.context))
}
}