af5b670bf3
The correct solution is to subscribe to update and update the UI accordingly when receiving them.
67 lines
2.3 KiB
Swift
67 lines
2.3 KiB
Swift
//
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// Copyright 2022-2024 New Vector Ltd.
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//
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// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
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// Please see LICENSE files in the repository root for full details.
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//
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import Combine
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import SwiftUI
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typealias ThreadTimelineScreenViewModelType = StateStoreViewModel<ThreadTimelineScreenViewState, ThreadTimelineScreenViewAction>
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class ThreadTimelineScreenViewModel: ThreadTimelineScreenViewModelType, ThreadTimelineScreenViewModelProtocol {
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private let roomProxy: JoinedRoomProxyProtocol
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private let actionsSubject: PassthroughSubject<ThreadTimelineScreenViewModelAction, Never> = .init()
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var actionsPublisher: AnyPublisher<ThreadTimelineScreenViewModelAction, Never> {
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actionsSubject.eraseToAnyPublisher()
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}
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init(roomProxy: JoinedRoomProxyProtocol) {
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self.roomProxy = roomProxy
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super.init(initialViewState: ThreadTimelineScreenViewState())
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roomProxy.infoPublisher
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.receive(on: DispatchQueue.main)
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.sink { [weak self] roomInfo in
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self?.updateRoomInfo(roomInfo)
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}
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.store(in: &cancellables)
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updateRoomInfo(roomProxy.infoPublisher.value)
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}
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// MARK: - Public
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override func process(viewAction: ThreadTimelineScreenViewAction) { }
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func stop() {
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// Work around QLPreviewController dismissal issues, see the InteractiveQuickLookModifier.
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state.bindings.mediaPreviewViewModel = nil
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}
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func displayMediaPreview(_ mediaPreviewViewModel: TimelineMediaPreviewViewModel) {
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mediaPreviewViewModel.actions.sink { [weak self] action in
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switch action {
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case .viewInRoomTimeline:
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fatalError("viewInRoomTimeline should not be visible on a thread preview.")
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case .dismiss:
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self?.state.bindings.mediaPreviewViewModel = nil
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}
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}
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.store(in: &cancellables)
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state.bindings.mediaPreviewViewModel = mediaPreviewViewModel
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}
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// MARK: - Private
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private func updateRoomInfo(_ roomInfo: RoomInfoProxyProtocol) {
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if let powerLevels = roomInfo.powerLevels {
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state.canSendMessage = powerLevels.canOwnUser(sendMessage: .roomMessage)
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}
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}
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}
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