mirror of
https://github.com/vector-im/element-ios.git
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114 lines
3.9 KiB
Swift
114 lines
3.9 KiB
Swift
//
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// Copyright 2021 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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import CoreLocation
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import MatrixSDK
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@available(iOS 14.0, *)
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class LiveLocationSharingViewerService: LiveLocationSharingViewerServiceProtocol {
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// MARK: - Properties
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private(set) var usersLiveLocation: [UserLiveLocation] = []
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private let roomId: String
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private var beaconInfoSummaryListener: Any?
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// MARK: Private
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private let session: MXSession
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// MARK: Public
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var didUpdateUsersLiveLocation: (([UserLiveLocation]) -> Void)?
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// MARK: - Setup
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init(session: MXSession, roomId: String) {
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self.session = session
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self.roomId = roomId
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self.updateUsersLiveLocation(notifyUpdate: false)
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}
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// MARK: - Public
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func isCurrentUserId(_ userId: String) -> Bool {
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return self.session.myUserId == userId
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}
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func startListenningLiveLocationUpdates() {
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self.beaconInfoSummaryListener = self.session.aggregations.beaconAggegations.listenToBeaconInfoSummaryUpdateInRoom(withId: self.roomId) { [weak self] _ in
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self?.updateUsersLiveLocation(notifyUpdate: true)
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}
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}
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func stopListenningLiveLocationUpdates() {
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if let listener = beaconInfoSummaryListener {
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self.session.aggregations.removeListener(listener)
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}
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}
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func stopUserLiveLocationSharing(completion: @escaping (Result<Void, Error>) -> Void) {
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self.session.locationService.stopUserLocationSharing(inRoomWithId: roomId) { response in
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switch response {
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case .success:
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completion(.success(Void()))
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case .failure(let error):
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completion(.failure(error))
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}
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}
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}
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// MARK: - Private
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private func updateUsersLiveLocation(notifyUpdate: Bool) {
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let beaconInfoSummaries = self.session.locationService.getDisplayableBeaconInfoSummaries(inRoomWithId: roomId)
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self.usersLiveLocation = Self.usersLiveLocation(fromBeaconInfoSummaries: beaconInfoSummaries, session: session)
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if notifyUpdate {
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self.didUpdateUsersLiveLocation?(self.usersLiveLocation)
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}
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}
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class private func usersLiveLocation(fromBeaconInfoSummaries beaconInfoSummaries: [MXBeaconInfoSummaryProtocol], session: MXSession) -> [UserLiveLocation] {
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return beaconInfoSummaries.compactMap { beaconInfoSummary in
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let beaconInfo = beaconInfoSummary.beaconInfo
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guard let lastBeacon = beaconInfoSummary.lastBeacon else {
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return nil
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}
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let avatarData = session.avatarInput(for: beaconInfoSummary.userId)
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let timestamp = TimeInterval(beaconInfo.timestamp/1000)
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let timeout = TimeInterval(beaconInfo.timeout/1000)
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let lastUpdate = TimeInterval(lastBeacon.timestamp/1000)
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let coordinate = CLLocationCoordinate2D(latitude: lastBeacon.location.latitude, longitude: lastBeacon.location.longitude)
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return UserLiveLocation(avatarData: avatarData,
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timestamp: timestamp,
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timeout: timeout,
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lastUpdate: lastUpdate,
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coordinate: coordinate)
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}
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}
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}
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