127 lines
5.4 KiB
Swift
127 lines
5.4 KiB
Swift
//
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// Copyright 2025 Element Creations Ltd.
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// Copyright 2022-2025 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 MatrixRustSDK
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import SwiftUI
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typealias RoomChangePermissionsScreenViewModelType = StateStoreViewModelV2<RoomChangePermissionsScreenViewState, RoomChangePermissionsScreenViewAction>
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class RoomChangePermissionsScreenViewModel: RoomChangePermissionsScreenViewModelType, RoomChangePermissionsScreenViewModelProtocol {
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private let roomProxy: JoinedRoomProxyProtocol
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private let userIndicatorController: UserIndicatorControllerProtocol
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private let analytics: AnalyticsService
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private var actionsSubject: PassthroughSubject<RoomChangePermissionsScreenViewModelAction, Never> = .init()
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var actionsPublisher: AnyPublisher<RoomChangePermissionsScreenViewModelAction, Never> {
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actionsSubject.eraseToAnyPublisher()
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}
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init(currentPermissions: RoomPermissions,
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ownPowerLevel: RoomPowerLevel,
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roomProxy: JoinedRoomProxyProtocol,
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userIndicatorController: UserIndicatorControllerProtocol,
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analytics: AnalyticsService) {
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self.roomProxy = roomProxy
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self.userIndicatorController = userIndicatorController
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self.analytics = analytics
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super.init(initialViewState: .init(ownPowerLevel: ownPowerLevel,
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currentPermissions: currentPermissions,
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isSpace: roomProxy.infoPublisher.value.isSpace))
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}
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// MARK: - Public
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override func process(viewAction: RoomChangePermissionsScreenViewAction) {
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MXLog.info("View model: received view action: \(viewAction)")
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switch viewAction {
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case .save:
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Task { await save() }
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case .cancel:
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confirmDiscardChanges()
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}
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}
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// MARK: - Private
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private func save() async {
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guard state.hasChanges else {
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MXLog.warning("Nothing to save.")
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return
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}
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showLoadingIndicator()
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defer {
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hideLoadingIndicator()
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}
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var changes = RoomPowerLevelChanges()
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let changedSettings = state.bindings.settings.values
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.flatMap { $0 }
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.filter { state.currentPermissions[keyPath: $0.keyPath] != $0.value }
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for setting in changedSettings {
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for keyPath in setting.rustKeyPaths {
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changes[keyPath: keyPath] = setting.value
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}
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}
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switch await roomProxy.applyPowerLevelChanges(changes) {
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case .success:
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MXLog.info("Success")
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trackChanges(changedSettings)
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actionsSubject.send(.complete)
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case .failure:
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context.alertInfo = AlertInfo(id: .generic)
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return
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}
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}
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private func confirmDiscardChanges() {
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state.bindings.alertInfo = AlertInfo(id: .discardChanges,
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title: L10n.screenRoomChangeRoleUnsavedChangesTitle,
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message: L10n.screenRoomChangeRoleUnsavedChangesDescription,
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primaryButton: .init(title: L10n.actionSave) { Task { await self.save() } },
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secondaryButton: .init(title: L10n.actionDiscard, role: .cancel) { self.actionsSubject.send(.complete) })
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}
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// MARK: Loading indicator
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private static let indicatorID = "SavingRoomPermissions"
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private func showLoadingIndicator() {
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userIndicatorController.submitIndicator(UserIndicator(id: Self.indicatorID,
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type: .modal(progress: .indeterminate, interactiveDismissDisabled: true, allowsInteraction: false),
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title: L10n.commonSaving,
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persistent: true))
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}
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private func hideLoadingIndicator() {
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userIndicatorController.retractIndicatorWithId(Self.indicatorID)
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}
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// MARK: Analytics
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private func trackChanges(_ settings: [RoomPermissionsSetting]) {
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for setting in settings {
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switch setting.keyPath {
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case \.ban: analytics.trackRoomModeration(action: .ChangePermissionsBanMembers, role: setting.roleValue)
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case \.invite: analytics.trackRoomModeration(action: .ChangePermissionsInviteUsers, role: setting.roleValue)
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case \.kick: analytics.trackRoomModeration(action: .ChangePermissionsKickMembers, role: setting.roleValue)
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case \.redact: analytics.trackRoomModeration(action: .ChangePermissionsRedactMessages, role: setting.roleValue)
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case \.eventsDefault: analytics.trackRoomModeration(action: .ChangePermissionsSendMessages, role: setting.roleValue)
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case \.roomName: analytics.trackRoomModeration(action: .ChangePermissionsRoomName, role: setting.roleValue)
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case \.roomAvatar: analytics.trackRoomModeration(action: .ChangePermissionsRoomAvatar, role: setting.roleValue)
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case \.roomTopic: analytics.trackRoomModeration(action: .ChangePermissionsRoomTopic, role: setting.roleValue)
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default: MXLog.warning("Unexpected change: \(setting.keyPath).")
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}
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}
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}
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}
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