121 lines
4.4 KiB
Swift
121 lines
4.4 KiB
Swift
// File created from ScreenTemplate
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// $ createScreen.sh Spaces/SpaceRoomList/SpaceChildRoomDetail ShowSpaceChildRoomDetail
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/*
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Copyright 2021 New Vector Ltd
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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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http://www.apache.org/licenses/LICENSE-2.0
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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 Foundation
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final class SpaceChildRoomDetailViewModel: SpaceChildRoomDetailViewModelType {
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// MARK: - Properties
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// MARK: Private
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private let session: MXSession
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private let childInfo: MXSpaceChildInfo
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private var currentOperation: MXHTTPOperation?
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private var userDisplayName: String?
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private var isRoomJoined: Bool {
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let summary = self.session.room(withRoomId: self.childInfo.childRoomId)?.summary
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return summary?.isJoined ?? false
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}
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// MARK: Public
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weak var viewDelegate: SpaceChildRoomDetailViewModelViewDelegate?
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weak var coordinatorDelegate: SpaceChildRoomDetailViewModelCoordinatorDelegate?
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// MARK: - Setup
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init(parameters: SpaceChildRoomDetailCoordinatorParameters) {
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self.session = parameters.session
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self.childInfo = parameters.childInfo
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}
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deinit {
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self.cancelOperations()
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}
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// MARK: - Public
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func process(viewAction: SpaceChildRoomDetailViewAction) {
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switch viewAction {
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case .loadData:
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self.loadData()
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case .complete:
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if self.isRoomJoined {
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self.coordinatorDelegate?.spaceChildRoomDetailViewModel(self, didOpenRoomWith: self.childInfo.childRoomId)
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} else {
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joinRoom()
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}
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case .cancel:
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self.cancelOperations()
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self.coordinatorDelegate?.spaceChildRoomDetailViewModelDidCancel(self)
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}
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}
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// MARK: - Private
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private func loadData() {
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let avatarViewData = AvatarViewData(matrixItemId: self.childInfo.childRoomId,
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displayName: self.childInfo.displayName,
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avatarUrl: self.childInfo.avatarUrl,
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mediaManager: self.session.mediaManager,
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fallbackImage: .matrixItem(self.childInfo.childRoomId, self.childInfo.name))
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self.update(viewState: .loaded(self.childInfo, avatarViewData, self.isRoomJoined))
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}
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private func update(viewState: SpaceChildRoomDetailViewState) {
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self.viewDelegate?.spaceChildRoomDetailViewModel(self, didUpdateViewState: viewState)
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}
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private func cancelOperations() {
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self.currentOperation?.cancel()
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}
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private func joinRoom() {
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self.update(viewState: .loading)
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if let canonicalAlias = self.childInfo.canonicalAlias {
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self.session.matrixRestClient.resolveRoomAlias(canonicalAlias) { [weak self] (response) in
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guard let self = self else { return }
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switch response {
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case .success(let resolution):
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self.joinRoom(withId: resolution.roomId, via: resolution.servers)
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case .failure(let error):
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MXLog.warning("[SpaceChildRoomDetailViewModel] joinRoom: failed to resolve room alias due to error \(error).")
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self.joinRoom(withId: self.childInfo.childRoomId, via: nil)
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}
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}
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} else {
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MXLog.warning("[SpaceChildRoomDetailViewModel] joinRoom: no canonical alias provided.")
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joinRoom(withId: self.childInfo.childRoomId, via: nil)
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}
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}
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private func joinRoom(withId roomId: String, via viaServers: [String]?) {
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self.session.joinRoom(roomId, viaServers: viaServers, withSignUrl: nil) { [weak self] response in
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guard let self = self else { return }
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switch response {
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case .success:
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self.loadData()
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case .failure(let error):
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self.update(viewState: .error(error))
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}
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}
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}
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}
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