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73 lines
3.2 KiB
Swift
73 lines
3.2 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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class VoiceBroadcastPlaybackProvider {
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static let shared = VoiceBroadcastPlaybackProvider()
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var session: MXSession?
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var coordinatorsForEventIdentifiers = [String: VoiceBroadcastPlaybackCoordinator]()
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private init() { }
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/// Create or retrieve the voiceBroadcast timeline coordinator for this event and return
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/// a view to be displayed in the timeline
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func buildVoiceBroadcastPlaybackVCForEvent(_ event: MXEvent, senderDisplayName: String?) -> UIViewController? {
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guard let session = session, let room = session.room(withRoomId: event.roomId) else {
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return nil
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}
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if let coordinator = coordinatorsForEventIdentifiers[event.eventId] {
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return coordinator.toPresentable()
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}
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let dispatchGroup = DispatchGroup()
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dispatchGroup.enter()
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var voiceBroadcastState = VoiceBroadcastInfo.State.stopped
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room.state { roomState in
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if let stateEvent = roomState?.stateEvents(with: .custom(VoiceBroadcastSettings.voiceBroadcastInfoContentKeyType))?.last,
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stateEvent.stateKey == event.stateKey,
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let voiceBroadcastInfo = VoiceBroadcastInfo(fromJSON: stateEvent.content),
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(stateEvent.eventId == event.eventId || voiceBroadcastInfo.eventId == event.eventId),
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let state = VoiceBroadcastInfo.State(rawValue: voiceBroadcastInfo.state) {
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voiceBroadcastState = state
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}
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dispatchGroup.leave()
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}
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let parameters = VoiceBroadcastPlaybackCoordinatorParameters(session: session,
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room: room,
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voiceBroadcastStartEvent: event,
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voiceBroadcastState: voiceBroadcastState,
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senderDisplayName: senderDisplayName)
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guard let coordinator = try? VoiceBroadcastPlaybackCoordinator(parameters: parameters) else {
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return nil
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}
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coordinatorsForEventIdentifiers[event.eventId] = coordinator
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return coordinator.toPresentable()
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}
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/// Retrieve the voiceBroadcast timeline coordinator for the given event or nil if it hasn't been created yet
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func voiceBroadcastPlaybackCoordinatorForEventIdentifier(_ eventIdentifier: String) -> VoiceBroadcastPlaybackCoordinator? {
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coordinatorsForEventIdentifiers[eventIdentifier]
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}
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}
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