Release 7.4.0

SAPlayer.shared.audioQueued  no content ,So i fixed it. ( Not sure if it is a good solution， Please review it)

README.md

@@ -171,7 +171,7 @@ You can also directly access and modify the queue from `SAPlayer.shared.audioQue
 
 The engine can handle audio manipulations like speed, pitch, effects, etc. To do this, nodes for effects must be finalized before initialize is called. Look at [audio manipulation documentation](#realtime-audio-manipulation) for more information.
 
-### Lockscreen Media Player
+### LockScreen Media Player
  
 Update and set what displays on the lockscreen's media player when the player is active. 
 

Source/LockScreenViewProtocol.swift

@@ -27,20 +27,35 @@ import Foundation
 import MediaPlayer
 import UIKit
 
+public protocol LockScreenViewPresenter : AnyObject {
+    func getIsPlaying() -> Bool
+    func handlePlay()
+    func handlePause()
+    func handleSkipBackward()
+    func handleSkipForward()
+    func handleSeek(toNeedle needle: Double)
+}
+
 // MARK: - Set up lockscreen audio controls
 // Documentation: https://developer.apple.com/documentation/avfoundation/media_assets_playback_and_editing/creating_a_basic_video_player_ios_and_tvos/controlling_background_audio
-protocol LockScreenViewProtocol {
+public protocol LockScreenViewProtocol {
     var skipForwardSeconds: Double { get set }
     var skipBackwardSeconds: Double { get set }
 }
 
-extension LockScreenViewProtocol {
+public extension LockScreenViewProtocol {
     func clearLockScreenInfo() {
-         MPNowPlayingInfoCenter.default().nowPlayingInfo = [:]
+        MPNowPlayingInfoCenter.default().nowPlayingInfo = [:]
+        let commandCenter = MPRemoteCommandCenter.shared()
+        commandCenter.playCommand.removeTarget(nil)
+        commandCenter.pauseCommand.removeTarget(nil)
+        commandCenter.skipBackwardCommand.removeTarget(nil)
+        commandCenter.skipForwardCommand.removeTarget(nil)
+        commandCenter.changePlaybackPositionCommand.removeTarget(nil)
     }
     
     @available(iOS 10.0, tvOS 10.0, *)
-    func setLockScreenInfo(withMediaInfo info: SALockScreenInfo?, duration: Duration) {
+    func setLockScreenInfo(withMediaInfo info: SALockScreenInfo?, duration: Double) {
         var nowPlayingInfo:[String : Any] = [:]
         
         guard let info = info else {
@@ -82,7 +97,7 @@ extension LockScreenViewProtocol {
     }
     
     // https://stackoverflow.com/questions/36754934/update-mpremotecommandcenter-play-pause-button
-    func setLockScreenControls(presenter: SAPlayerPresenter) { //FIXME: this is weird
+    func setLockScreenControls(presenter: LockScreenViewPresenter) {
         // Get the shared MPRemoteCommandCenter
         let commandCenter = MPRemoteCommandCenter.shared()
         
@@ -146,29 +161,29 @@ extension LockScreenViewProtocol {
         }
     }
     
-    func updateLockscreenElapsedTime(needle: Needle) {
+    func updateLockScreenElapsedTime(needle: Double) {
         MPNowPlayingInfoCenter.default().nowPlayingInfo?[MPNowPlayingInfoPropertyElapsedPlaybackTime] = NSNumber(value: Double(needle))
     }
     
-    func updateLockscreenPlaybackDuration(duration: Duration) {
+    func updateLockScreenPlaybackDuration(duration: Double) {
         MPNowPlayingInfoCenter.default().nowPlayingInfo?[MPMediaItemPropertyPlaybackDuration] = NSNumber(value: duration)
     }
     
-    func updateLockscreenPaused(){
+    func updateLockScreenPaused(){
         MPNowPlayingInfoCenter.default().nowPlayingInfo?[MPNowPlayingInfoPropertyPlaybackRate] = 0.0
     }
     
-    func updateLockscreenPlaying(){
+    func updateLockScreenPlaying(){
         MPNowPlayingInfoCenter.default().nowPlayingInfo?[MPNowPlayingInfoPropertyPlaybackRate] = 1.0
     }
     
-    func updateLockscreenChangePlaybackRate(speed: Float){
+    func updateLockScreenChangePlaybackRate(speed: Float){
         if speed > 0.0{
             MPNowPlayingInfoCenter.default().nowPlayingInfo?[MPNowPlayingInfoPropertyPlaybackRate] = speed
         }
     }
     
-    func updateLockscreenSkipIntervals() {
+    func updateLockScreenSkipIntervals() {
         let commandCenter = MPRemoteCommandCenter.shared()
         commandCenter.skipBackwardCommand.isEnabled = skipBackwardSeconds > 0
         commandCenter.skipBackwardCommand.preferredIntervals = [skipBackwardSeconds] as [NSNumber]

Source/SAPlayer.swift

@@ -182,7 +182,14 @@ public class SAPlayer {
     /**
      List of queued audio for playback. You can edit this list as you wish to modify the queue.
      */
-    public var audioQueued: [SAAudioQueueItem] = []
+    public var audioQueued: [SAAudioQueueItem] {
+        get {
+            return presenter.audioQueue
+        }
+        set {
+          presenter.audioQueue = newValue
+        }
+    }
     
     /**
      Total duration of current audio initialized. Returns nil if no audio is initialized in player.

Source/SAPlayerPresenter.swift

@@ -46,13 +46,11 @@ class SAPlayerPresenter {
     
     init(delegate: SAPlayerDelegate?) {
         self.delegate = delegate
-        
-        delegate?.setLockScreenControls(presenter: self)
-        
+
         durationRef = AudioClockDirector.shared.attachToChangesInDuration(closure: { [weak self] (duration) in
             guard let self = self else { throw DirectorError.closureIsDead }
             
-            self.delegate?.updateLockscreenPlaybackDuration(duration: duration)
+            self.delegate?.updateLockScreenPlaybackDuration(duration: duration)
             self.duration = duration
             
             self.delegate?.setLockScreenInfo(withMediaInfo: self.delegate?.mediaInfo, duration: duration)
@@ -62,7 +60,7 @@ class SAPlayerPresenter {
             guard let self = self else { throw DirectorError.closureIsDead }
             
             self.needle = needle
-            self.delegate?.updateLockscreenElapsedTime(needle: needle)
+            self.delegate?.updateLockScreenElapsedTime(needle: needle)
         })
         
         playingStatusRef = AudioClockDirector.shared.attachToChangesInPlayingStatus(closure: { [weak self] (isPlaying) in
@@ -106,11 +104,13 @@ class SAPlayerPresenter {
     
     func handlePlaySavedAudio(withSavedUrl url: URL) {
         resetCacheForNewAudio(url: url)
+        delegate?.setLockScreenControls(presenter: self)
         delegate?.startAudioDownloaded(withSavedUrl: url)
     }
     
     func handlePlayStreamedAudio(withRemoteUrl url: URL, bitrate: SAPlayerBitrate) {
         resetCacheForNewAudio(url: url)
+        delegate?.setLockScreenControls(presenter: self)
         delegate?.startAudioStreamed(withRemoteUrl: url, bitrate: bitrate)
     }
     
@@ -156,16 +156,7 @@ class SAPlayerPresenter {
 //MARK:- Used by outside world including:
 // SPP, lock screen, directors
 extension SAPlayerPresenter {
-    func handlePause() {
-        delegate?.pauseEngine()
-        self.delegate?.updateLockscreenPaused()
-    }
-    
-    func handlePlay() {
-        delegate?.playEngine()
-        self.delegate?.updateLockscreenPlaying()
-    }
-    
+
     func handleTogglePlayingAndPausing() {
         if isPlaying == .playing {
             handlePause()
@@ -173,35 +164,46 @@ extension SAPlayerPresenter {
             handlePlay()
         }
     }
-    
-    func handleSkipForward() {
-        guard let forward = delegate?.skipForwardSeconds else { return }
-        handleSeek(toNeedle: (needle ?? 0) + forward)
+
+    func handleAudioRateChanged(rate: Float) {
+        delegate?.updateLockScreenChangePlaybackRate(speed: rate)
     }
     
+    func handleScrubbingIntervalsChanged() {
+        delegate?.updateLockScreenSkipIntervals()
+    }
+}
+
+//MARK:- For lock screen
+extension SAPlayerPresenter : LockScreenViewPresenter {
+    
+    func getIsPlaying() -> Bool {
+        return isPlaying == .playing
+    }
+
+    func handlePlay() {
+        delegate?.playEngine()
+        self.delegate?.updateLockScreenPlaying()
+    }
+
+    func handlePause() {
+        delegate?.pauseEngine()
+        self.delegate?.updateLockScreenPaused()
+    }
+
     func handleSkipBackward() {
         guard let backward = delegate?.skipForwardSeconds else { return }
         handleSeek(toNeedle: (needle ?? 0) - backward)
     }
     
+    func handleSkipForward() {
+        guard let forward = delegate?.skipForwardSeconds else { return }
+        handleSeek(toNeedle: (needle ?? 0) + forward)
+    }
+
     func handleSeek(toNeedle needle: Needle) {
         delegate?.seekEngine(toNeedle: needle)
     }
-    
-    func handleAudioRateChanged(rate: Float) {
-        delegate?.updateLockscreenChangePlaybackRate(speed: rate)
-    }
-    
-    func handleScrubbingIntervalsChanged() {
-        delegate?.updateLockscreenSkipIntervals()
-    }
-}
-
-//MARK:- For lock screen
-extension SAPlayerPresenter {
-    func getIsPlaying() -> Bool {
-        return isPlaying == .playing
-    }
 }
 
 //MARK:- AVAudioEngineDelegate

SwiftAudioPlayer.podspec

@@ -8,7 +8,7 @@
 
 Pod::Spec.new do |s|
   s.name             = 'SwiftAudioPlayer'
-  s.version          = '7.3.0'
+  s.version          = '7.4.0'
   s.summary          = 'SwiftAudioPlayer is a Swift based audio player that can handle streaming from a remote location and audio manipulation.'
 
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