Files
letro-ios/ElementX/Sources/Screens/ThreadTimelineScreen/ThreadTimelineScreenViewModel.swift
2025-05-30 13:32:29 +03:00

46 lines
1.6 KiB
Swift

//
// Copyright 2022-2024 New Vector Ltd.
//
// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
// Please see LICENSE files in the repository root for full details.
//
import Combine
import SwiftUI
typealias ThreadTimelineScreenViewModelType = StateStoreViewModel<ThreadTimelineScreenViewState, ThreadTimelineScreenViewAction>
class ThreadTimelineScreenViewModel: ThreadTimelineScreenViewModelType, ThreadTimelineScreenViewModelProtocol {
private let actionsSubject: PassthroughSubject<ThreadTimelineScreenViewModelAction, Never> = .init()
var actionsPublisher: AnyPublisher<ThreadTimelineScreenViewModelAction, Never> {
actionsSubject.eraseToAnyPublisher()
}
init() {
super.init(initialViewState: ThreadTimelineScreenViewState())
}
// MARK: - Public
override func process(viewAction: ThreadTimelineScreenViewAction) { }
func stop() {
// Work around QLPreviewController dismissal issues, see the InteractiveQuickLookModifier.
state.bindings.mediaPreviewViewModel = nil
}
func displayMediaPreview(_ mediaPreviewViewModel: TimelineMediaPreviewViewModel) {
mediaPreviewViewModel.actions.sink { [weak self] action in
switch action {
case .viewInRoomTimeline:
fatalError("viewInRoomTimeline should not be visible on a thread preview.")
case .dismiss:
self?.state.bindings.mediaPreviewViewModel = nil
}
}
.store(in: &cancellables)
state.bindings.mediaPreviewViewModel = mediaPreviewViewModel
}
}