fade out sound

LeCountdown/Conductor.swift

@@ -61,9 +61,8 @@ class Conductor: ObservableObject {
         }
     }
     
-    func removeLiveTimer(id: String) {
-        
-        Logger.log("removeLiveTimer")
+    func removeLiveTimer(id: TimerID) {
+//        Logger.log("removeLiveTimer")
         self.liveTimers.removeAll(where: { $0.id == id })
         self.cancelledCountdowns.removeAll(where: { $0 == id })
         if let soundPlayer = self._delayedSoundPlayers[id] {
@@ -77,7 +76,7 @@ class Conductor: ObservableObject {
     
     fileprivate func _buildLiveTimers() {
         
-        Logger.log("_buildLiveTimers")
+//        Logger.log("_buildLiveTimers")
         
         let liveCountdowns = self.currentCountdowns.map {
             return LiveTimer(id: $0, date: $1.end)
@@ -127,28 +126,6 @@ class Conductor: ObservableObject {
     
     // MARK: - Countdown
     
-    //    func startCountdown(_ date: Date, countdown: Countdown) {
-    ////        DispatchQueue.main.async {
-    //
-    //            Logger.log("Starts countdown: \(countdown.displayName)")
-    //
-    //            // cleanup existing countdowns
-    //            self.removeLiveTimer(id: countdown.stringId)
-    //
-    ////            self._cleanupTimers.removeValue(forKey: countdown.stringId)
-    //
-    //            let dateInterval = DateInterval(start: Date(), end: date)
-    //            self.currentCountdowns[countdown.stringId] = dateInterval
-    //
-    ////            self._launchLiveActivity(countdown: countdown, endDate: date)
-    //
-    ////            self._createTimerIntent(countdown)
-    //
-    ////            Logger.log("countdowns count = \(self.currentCountdowns.count)")
-    //
-    ////        }
-    //    }
-    
     func cancelCountdown(id: TimerID) {
         CountdownScheduler.master.cancelCurrentNotifications(countdownId: id)
         self.cancelSoundPlayer(id: id)
@@ -169,7 +146,7 @@ class Conductor: ObservableObject {
         }
     }
     
-    func prepareAlarm(countdown: Countdown, handler: @escaping (Result<Date?, Error>) -> Void) {
+    func startCountdown(countdown: Countdown, handler: @escaping (Result<Date?, Error>) -> Void) {
         
         DispatchQueue.main.async {
             
@@ -179,8 +156,7 @@ class Conductor: ObservableObject {
                 self.removeLiveTimer(id: countdown.stringId)
                 
                 let sound = countdown.someSound
-                let soundFile = try SoundFile(fullName: sound.fileName)
-                let soundPlayer = try DelaySoundPlayer(timerID: countdown.stringId, soundFile: soundFile)
+                let soundPlayer = try DelaySoundPlayer(timerID: countdown.stringId, sound: sound)
                 self._delayedSoundPlayers[countdown.stringId] = soundPlayer
                 try soundPlayer.start(in: countdown.duration,
                                       repeatCount: Int(countdown.repeatCount))
@@ -240,8 +216,7 @@ class Conductor: ObservableObject {
                     
                     do {
                         let sound: Sound = countdown.someSound
-                        let soundFile: SoundFile = try SoundFile(fullName: sound.fileName)
-                        let soundPlayer = try DelaySoundPlayer(timerID: countdownId, soundFile: soundFile)
+                        let soundPlayer = try DelaySoundPlayer(timerID: countdownId, sound: sound)
                         self._delayedSoundPlayers[countdown.stringId] = soundPlayer
                         try soundPlayer.restore(for: interval.end, repeatCount: Int(countdown.repeatCount))
                     } catch {

LeCountdown/CountdownScheduler.swift

@@ -16,7 +16,7 @@ class CountdownScheduler {
     
     func scheduleIfPossible(countdown: Countdown, handler: @escaping (Result<Date?, Error>) -> Void) {
         self.cancelCurrentNotifications(countdownId: countdown.stringId)
-        Conductor.maestro.prepareAlarm(countdown: countdown, handler: handler)
+        Conductor.maestro.startCountdown(countdown: countdown, handler: handler)
         self._scheduleCountdownNotification(countdown: countdown, handler: handler)
     }
     

LeCountdown/LeCountdownApp.swift

@@ -40,9 +40,8 @@ struct LeCountdownApp: App {
     var body: some Scene {
         
         WindowGroup {
-            Group {
+            ZStack {
                 #if os(iOS)
-                
                 if UIDevice.isPhoneIdiom {
                     CompactHomeView()
                         .environment(\.managedObjectContext, persistenceController.container.viewContext)
@@ -55,9 +54,6 @@ struct LeCountdownApp: App {
                     .environment(\.managedObjectContext, persistenceController.container.viewContext)
                 #endif
             }
-//            .onReceive(NotificationCenter.default.publisher(for: UIApplication.willEnterForegroundNotification)) { _ in
-//                self._willEnterForegroundNotification()
-//            }
             .onAppear {
                 self._onAppear()
             }
@@ -82,7 +78,6 @@ struct LeCountdownApp: App {
         
         Logger.log("preferredLanguages = \(String(describing: Locale.preferredLanguages))")
         
-        
         self._patch()
         
 //        let voices = AVSpeechSynthesisVoice.speechVoices()

LeCountdown/Sound/DelaySoundPlayer.swift

@@ -1,5 +1,5 @@
 //
-//  BackgroundSoundPlayer.swift
+//  DelaySoundPlayer.swift
 //  LeCountdown
 //
 //  Created by Laurent Morvillier on 08/03/2023.
@@ -14,9 +14,16 @@ import AVFoundation
 
     fileprivate var _timerID: TimerID
     
-    init(timerID: TimerID, soundFile: SoundFile) throws {
+    fileprivate var _soundDuration: TimeInterval?
+    
+    fileprivate var _timer: Timer? = nil
+    
+    init(timerID: TimerID, sound: Sound) throws {
         self._timerID = timerID
         
+        self._soundDuration = Preferences.soundDurations[sound.fileName]
+        let soundFile = try sound.soundFile()
+        
         guard let url = soundFile.url else {
             throw SoundPlayerError.missingResourceError(file: soundFile)
         }
@@ -46,13 +53,33 @@ import AVFoundation
         
         Logger.log("self._player.deviceCurrentTime = \(self._player.deviceCurrentTime)")
         self._player.play(atTime: self._player.deviceCurrentTime + duration)
-
+        
+        if repeatCount == 0 {
+            self._scheduleFadeOut(duration: duration)
+        }
+        
     }
     
     func stop() {
         self._player.stop()
     }
     
+    fileprivate func _scheduleFadeOut(duration: TimeInterval) {
+//        Logger.log("_scheduleFadeOut")
+        guard let soundDuration = self._soundDuration, soundDuration > 1.0 else {
+            return
+        }
+        
+        let interval = duration + soundDuration - 1.0
+//        Logger.log("Fade in \(interval)")
+        let date = Date(timeIntervalSinceNow: interval)
+        self._timer = Timer(fire: date, interval: 0.0, repeats: false) { _ in
+//            Logger.log("FADEOUT!")
+            self._player.setVolume(0.0, fadeDuration: 1.0)
+        }
+        self._timer?.fire()
+    }
+    
     // MARK: - Delegate
 
     func audioPlayerDidFinishPlaying(_ player: AVAudioPlayer, successfully flag: Bool) {

LeCountdown/Sound/SoundPlayer.swift

@@ -59,11 +59,11 @@ enum SoundPlayerError : Error {
         player.prepareToPlay()
         player.volume = 1.0
         player.delegate = self
-               
+        
         self._player = player
 
-        Logger.log("Plays \(url) on player: \(String(describing: self._player))")
-        Logger.log("SoundPlayer > .deviceCurrentTime = \(player.deviceCurrentTime)")
+//        Logger.log("Plays \(url) on player: \(String(describing: self._player))")
+//        Logger.log("SoundPlayer > .deviceCurrentTime = \(player.deviceCurrentTime)")
         player.play()
         
     }

LeCountdown/Views/ContentView.swift

@@ -81,7 +81,8 @@ struct ContentView<T : AbstractTimer>: View {
                     SiriTimerView(timer: self.boringContext.siriTimer, isVisible: self.$siriTipShown)
                     
                     HStack(alignment: .center) {
-                        VolumeView().padding(12.0)
+                        VolumeView()
+                            .padding(12.0)
                     }.frame(width: 300.0, height: 40.0)
                         .background(Color(white: 0.9))
                         .cornerRadius(16.0)

LeCountdown/Views/Reusable/VolumeView.swift

@@ -10,28 +10,37 @@ import MediaPlayer
 import UIKit
 
 struct VolumeView: UIViewRepresentable {
+    
+    var changeVolume: Bool
 
+    init(changeVolume: Bool = false) {
+        self.changeVolume = changeVolume
+    }
+    
     func makeUIView(context: Context) -> MPVolumeView {
         let volumeView = MPVolumeView(frame: .zero)
-//        volumeView.showsLargeContentViewer = false
+        volumeView.isHidden = self.changeVolume
         
-//        if let slider = volumeView.subviews.first(where: { $0 is UISlider }) as? UISlider {
-//            slider.setValue(0.15, animated: false)
-//        }
-        self._setVolume(volumeView: volumeView)
+        if self.changeVolume {
+            self._setVolume(volumeView: volumeView)
+        }
 
         return volumeView
     }
 
     func updateUIView(_ view: MPVolumeView, context: Context) {
-        Logger.log("update volume view")
-        
+//        Logger.log("update volume view")
+        if self.changeVolume {
+            self._setVolume(volumeView: view)
+        }
     }
 
     fileprivate func _setVolume(volumeView: MPVolumeView) {
         if let slider = volumeView.subviews.first(where: { $0 is UISlider }) as? UISlider {
             
             DispatchQueue.main.asyncAfter(deadline: DispatchTime.now() + 0.01) {
+//                Logger.log("update volume view")
+
                 slider.setValue(Preferences.defaultVolume, animated: false)
             }
         }