element-ios/RiotSwiftUI/Modules/Room/VoiceBroadcastRecorder/VoiceBroadcastRecorderViewModel.swift
2022-11-23 13:46:30 +01:00

105 lines
3.9 KiB
Swift

//
// Copyright 2022 New Vector Ltd
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
import Combine
import SwiftUI
typealias VoiceBroadcastRecorderViewModelType = StateStoreViewModel<VoiceBroadcastRecorderViewState, VoiceBroadcastRecorderViewAction>
class VoiceBroadcastRecorderViewModel: VoiceBroadcastRecorderViewModelType, VoiceBroadcastRecorderViewModelProtocol {
// MARK: - Properties
// MARK: Private
private var voiceBroadcastRecorderService: VoiceBroadcastRecorderServiceProtocol
// MARK: Public
// MARK: - Setup
init(details: VoiceBroadcastRecorderDetails,
recorderService: VoiceBroadcastRecorderServiceProtocol) {
self.voiceBroadcastRecorderService = recorderService
let currentRecordingState = VoiceBroadcastRecorderViewModel.currentRecordingState(from: BuildSettings.voiceBroadcastMaxLength)
super.init(initialViewState: VoiceBroadcastRecorderViewState(details: details,
recordingState: .stopped,
currentRecordingState: currentRecordingState,
bindings: VoiceBroadcastRecorderViewStateBindings()))
self.voiceBroadcastRecorderService.serviceDelegate = self
process(viewAction: .start)
}
// MARK: - Public
override func process(viewAction: VoiceBroadcastRecorderViewAction) {
switch viewAction {
case .start:
start()
case .stop:
stop()
case .pause:
pause()
case .resume:
resume()
}
}
// MARK: - Private
private func start() {
self.state.recordingState = .started
voiceBroadcastRecorderService.startRecordingVoiceBroadcast()
}
private func stop() {
self.state.recordingState = .stopped
voiceBroadcastRecorderService.stopRecordingVoiceBroadcast()
}
private func pause() {
self.state.recordingState = .paused
voiceBroadcastRecorderService.pauseRecordingVoiceBroadcast()
}
private func resume() {
self.state.recordingState = .resumed
voiceBroadcastRecorderService.resumeRecordingVoiceBroadcast()
}
private func updateRemainingTime(_ remainingTime: UInt) {
state.currentRecordingState = VoiceBroadcastRecorderViewModel.currentRecordingState(from: remainingTime)
}
private static func currentRecordingState(from remainingTime: UInt) -> VoiceBroadcastRecordingState {
let time = TimeInterval(Double(remainingTime))
let formatter = DateComponentsFormatter()
formatter.unitsStyle = .abbreviated
return VoiceBroadcastRecordingState(remainingTime: remainingTime,
remainingTimeLabel: VectorL10n.voiceBroadcastTimeLeft(formatter.string(from: time) ?? "0s"))
}
}
extension VoiceBroadcastRecorderViewModel: VoiceBroadcastRecorderServiceDelegate {
func voiceBroadcastRecorderService(_ service: VoiceBroadcastRecorderServiceProtocol, didUpdateState state: VoiceBroadcastRecorderState) {
self.state.recordingState = state
}
func voiceBroadcastRecorderService(_ service: VoiceBroadcastRecorderServiceProtocol, didUpdateRemainingTime remainingTime: UInt) {
self.updateRemainingTime(remainingTime)
}
}