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https://github.com/vector-im/element-ios.git
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90 lines
3.8 KiB
Swift
90 lines
3.8 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 Foundation
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/// `RoomContextActionService` implements all the possible actions for a room not owned by the user (e.g. `MXPublicRoom`, `MXSpaceChildInfo`)
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class UnownedRoomContextActionService: NSObject, RoomContextActionServiceProtocol {
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// MARK: - RoomContextActionServiceProtocol
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internal let roomId: String
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internal let session: MXSession
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internal weak var delegate: RoomContextActionServiceDelegate?
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// MARK: - Properties
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private let canonicalAlias: String?
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// MARK: - Setup
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init(roomId: String, canonicalAlias: String?, session: MXSession, delegate: RoomContextActionServiceDelegate?) {
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self.roomId = roomId
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self.canonicalAlias = canonicalAlias
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self.session = session
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self.delegate = delegate
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}
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// MARK: - Public
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func joinRoom() {
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self.delegate?.roomContextActionService(self, updateActivityIndicator: true)
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if let canonicalAlias = 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("[UnownedRoomContextActionService] joinRoom: failed to resolve room alias due to error \(error).")
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self.joinRoom(withId: self.roomId, via: nil)
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}
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}
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} else {
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MXLog.warning("[UnownedRoomContextActionService] joinRoom: no canonical alias provided.")
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joinRoom(withId: self.roomId, via: nil)
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}
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}
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// MARK: - Private
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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.delegate?.roomContextActionService(self, updateActivityIndicator: false)
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self.delegate?.roomContextActionServiceDidJoinRoom(self)
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case .failure(let error):
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self.delegate?.roomContextActionService(self, updateActivityIndicator: false)
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self.delegate?.roomContextActionService(self, presentAlert: self.roomJoinFailedAlert(with: error))
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}
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}
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}
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private func roomJoinFailedAlert(with error: Error) -> UIAlertController {
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var message = (error as NSError).userInfo[NSLocalizedDescriptionKey] as? String
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if message == "No known servers" {
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// minging kludge until https://matrix.org/jira/browse/SYN-678 is fixed
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// 'Error when trying to join an empty room should be more explicit'
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message = VectorL10n.roomErrorJoinFailedEmptyRoom
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}
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let alertController = UIAlertController(title: VectorL10n.roomErrorJoinFailedTitle, message: message, preferredStyle: .alert)
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alertController.addAction(UIAlertAction(title: VectorL10n.ok, style: .default, handler: nil))
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return alertController
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}
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}
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