101 lines
4.0 KiB
Swift
101 lines
4.0 KiB
Swift
//
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// Copyright 2022 New Vector Ltd
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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 SwiftUI
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typealias RoomDetailsViewModelType = StateStoreViewModel<RoomDetailsViewState, RoomDetailsViewAction>
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class RoomDetailsViewModel: RoomDetailsViewModelType, RoomDetailsViewModelProtocol {
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private let roomProxy: RoomProxyProtocol
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private var members: [RoomMemberProxy] = [] {
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didSet {
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state.members = members.map { RoomDetailsMember(withProxy: $0) }
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}
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}
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var callback: ((RoomDetailsViewModelAction) -> Void)?
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init(roomProxy: RoomProxyProtocol,
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mediaProvider: MediaProviderProtocol) {
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self.roomProxy = roomProxy
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super.init(initialViewState: .init(roomId: roomProxy.id,
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canonicalAlias: roomProxy.canonicalAlias,
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isEncrypted: roomProxy.isEncrypted,
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isDirect: roomProxy.isDirect,
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title: roomProxy.displayName ?? roomProxy.name ?? "Unknown Room",
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topic: roomProxy.topic,
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avatarURL: roomProxy.avatarURL,
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permalink: roomProxy.permalink,
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members: [],
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bindings: .init()),
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imageProvider: mediaProvider)
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Task {
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switch await roomProxy.members() {
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case .success(let members):
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self.members = members
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case .failure(let error):
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MXLog.error("Failed retrieving room members: \(error)")
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state.bindings.alertInfo = AlertInfo(id: .alert(ElementL10n.unknownError))
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}
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}
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}
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// MARK: - Public
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override func process(viewAction: RoomDetailsViewAction) async {
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switch viewAction {
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case .processTapPeople:
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callback?(.requestMemberDetailsPresentation(members))
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case .copyRoomLink:
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copyRoomLink()
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case .processTapLeave:
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guard members.count > 1 else {
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state.bindings.leaveRoomAlertItem = LeaveRoomAlertItem(state: .empty)
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return
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}
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state.bindings.leaveRoomAlertItem = LeaveRoomAlertItem(state: roomProxy.isPublic ? .public : .private)
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case .confirmLeave:
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await leaveRoom()
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}
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}
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// MARK: - Private
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private static let leaveRoomLoadingID = "LeaveRoomLoading"
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private func copyRoomLink() {
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if let roomLink = state.permalink {
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UIPasteboard.general.url = roomLink
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ServiceLocator.shared.userIndicatorController.submitIndicator(UserIndicator(title: ElementL10n.linkCopiedToClipboard))
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} else {
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ServiceLocator.shared.userIndicatorController.submitIndicator(UserIndicator(title: ElementL10n.unknownError))
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}
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}
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private func leaveRoom() async {
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ServiceLocator.shared.userIndicatorController.submitIndicator(UserIndicator(id: Self.leaveRoomLoadingID, type: .modal, title: ElementL10n.loading, persistent: true))
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let result = await roomProxy.leaveRoom()
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ServiceLocator.shared.userIndicatorController.retractIndicatorWithId(Self.leaveRoomLoadingID)
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switch result {
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case .failure:
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state.bindings.alertInfo = AlertInfo(id: .unknown)
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case .success:
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callback?(.leftRoom)
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}
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}
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}
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