Added basic player methods

ios/App/Shared/player/AudioPlayer.swift

@@ -78,6 +78,8 @@ class AudioPlayer: NSObject {
         // DispatchQueue.main.sync {
             UIApplication.shared.endReceivingRemoteControlEvents()
         // }
+        
+        NotificationCenter.default.post(name: NSNotification.Name(PlayerEvents.closed.rawValue), object: nil)
     }
     
     // MARK: - Methods
@@ -239,6 +241,7 @@ class AudioPlayer: NSObject {
         }
     }
     private func updateNowPlaying() {
+        NotificationCenter.default.post(name: NSNotification.Name(PlayerEvents.update.rawValue), object: nil)
         NowPlayingInfo.update(duration: getDuration(), currentTime: getCurrentTime(), rate: rate)
     }
     

ios/App/Shared/player/PlayerHandler.swift

@@ -21,4 +21,64 @@ class PlayerHandler {
         self.session = session
         player = AudioPlayer(playbackSession: session, playWhenReady: playWhenReady)
     }
+    public static func stopPlayback() {
+        player?.destroy()
+        player = nil
+        
+        NowPlayingInfo.reset()
+    }
+    
+    public static func getCurrentTime() -> Double? {
+        self.player?.getCurrentTime()
+    }
+    public static func setPlaybackSpeed(speed: Float) {
+        self.player?.setPlaybackRate(speed)
+    }
+    
+    public static func play() {
+        self.player?.play()
+    }
+    public static func pause() {
+        self.player?.play()
+    }
+    public static func playPause() {
+        if paused() {
+            self.player?.play()
+        } else {
+            self.player?.pause()
+        }
+    }
+    
+    public static func seekForward(amount: Double) {
+        if player == nil {
+            return
+        }
+        
+        let destinationTime = player!.getCurrentTime() + amount
+        player!.seek(destinationTime)
+    }
+    public static func seekBackward(amount: Double) {
+        if player == nil {
+            return
+        }
+        
+        let destinationTime = player!.getCurrentTime() - amount
+        player!.seek(destinationTime)
+    }
+    public static func seek(amount: Double) {
+        player?.seek(amount)
+    }
+    
+    public static func paused() -> Bool {
+        player?.rate == 0.0
+    }
+    
+    public static func getMetdata() -> [String: Any] {
+        return [
+            "duration": player?.getDuration() ?? 0,
+            "currentTime": player?.getCurrentTime() ?? 0,
+            "playerState": !paused(),
+            "currentRate": player?.rate ?? 0,
+        ]
+    }
 }

ios/App/Shared/util/ApiClient.swift

@@ -47,6 +47,13 @@ class ApiClient {
         ApiClient.postResource(endpoint: endpoint, parameters: [
             "forceTranscode": "true", // TODO: direct play
             "mediaPlayer": "AVPlayer",
-        ], decodable: PlaybackSession.self, callback: callback)
+        ], decodable: PlaybackSession.self) { obj in
+            var session = obj
+            
+            session.serverConnectionConfigId = Store.serverConfig.id
+            session.serverAddress = Store.serverConfig.address
+            
+            callback(session)
+        }
     }
 }

ios/App/Shared/util/PlayerEvents.swift

@@ -0,0 +1,13 @@
+//
+//  PlayerEvents.swift
+//  App
+//
+//  Created by Rasmus Krämer on 14.04.22.
+//
+
+import Foundation
+
+enum PlayerEvents: String {
+    case update = "com.audiobookshelf.app.player.update"
+    case closed = "com.audiobookshelf.app.player.closed"
+}