Add function for seeking time in iOS control center and lockscreen

README.md

@@ -48,7 +48,9 @@ MusicControls.destroy(onSuccess, onError);
 - Subscribe events to the media controller:
 ```javascript
 function events(action) {
-	switch(action) {
+
+  const message = JSON.parse(action).message;
+	switch(message) {
 		case 'music-controls-next':
 			// Do something
 			break;
@@ -69,6 +71,14 @@ function events(action) {
     case 'music-controls-toggle-play-pause' :
 			// Do something
 			break;
+    case 'music-controls-seek-to':
+      const seekToInSeconds = JSON.parse(action).position;
+      MusicControls.updateElapsed({
+        elapsed: seekToInSeconds,
+        isPlaying: true //optional
+      });
+      // Do something
+      break;
 
 		// Headset events (Android only)
 		// All media button events are listed below
@@ -99,6 +109,16 @@ MusicControls.listen();
 MusicControls.updateIsPlaying(true); // toggle the play/pause notification button
 MusicControls.updateDismissable(true);
 ```
+
+- iOS Specific Events:
+Allows you to listen for iOS events fired from the scrubber in control center.
+```javascript
+MusicControls.updateElapsed({
+  elapsed: 208, // seconds
+  isPlaying: true // optional argument.
+});
+```
+
 - List of media button events (Android only):
 ```javascript
 'music-controls-media-button-next', 'music-controls-media-button-pause', 'music-controls-media-button-play',

src/android/MusicControlsBroadcastReceiver.java

@@ -26,7 +26,7 @@ public void setCallback(CallbackContext cb){
 
 	public void stopListening(){
 		if (this.cb != null){
-			this.cb.success("music-controls-stop-listening");
+			this.cb.success("{\"message\": \"music-controls-stop-listening\" }");
 			this.cb = null;
 		}
 	}
@@ -42,12 +42,12 @@ public void onReceive(Context context, Intent intent) {
 				int state = intent.getIntExtra("state", -1);
 				switch (state) {
 					case 0:
-						this.cb.success("music-controls-headset-unplugged");
+						this.cb.success("{\"message\": \"music-controls-headset-unplugged\"}");
 						this.cb = null;
 						this.musicControls.unregisterMediaButtonEvent();
 						break;
 					case 1:
-						this.cb.success("music-controls-headset-plugged");
+						this.cb.success("{\"message\": \"music-controls-headset-plugged\"}");
 						this.cb = null;
 						this.musicControls.registerMediaButtonEvent();
 						break;
@@ -62,75 +62,75 @@ public void onReceive(Context context, Intent intent) {
 					int keyCode = event.getKeyCode();
 					switch (keyCode) {
 						case KeyEvent.KEYCODE_MEDIA_NEXT:
-							this.cb.success("music-controls-media-button-next");
+							this.cb.success("{\"message\": \"music-controls-media-button-next\"}");
 							break;
 						case KeyEvent.KEYCODE_MEDIA_PAUSE:
-							this.cb.success("music-controls-media-button-pause");
+							this.cb.success("{\"message\": \"music-controls-media-button-pause\"}");
 							break;
 						case KeyEvent.KEYCODE_MEDIA_PLAY:
-							this.cb.success("music-controls-media-button-play");
+							this.cb.success("{\"message\": \"music-controls-media-button-play\"}");
 							break;
 						case KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE:
-							this.cb.success("music-controls-media-button-play-pause");
+							this.cb.success("{\"message\": \"music-controls-media-button-play-pause\"}");
 							break;
 						case KeyEvent.KEYCODE_MEDIA_PREVIOUS:
-							this.cb.success("music-controls-media-button-previous");
+							this.cb.success("{\"message\": \"music-controls-media-button-previous\"}");
 							break;
 						case KeyEvent.KEYCODE_MEDIA_STOP:
-							this.cb.success("music-controls-media-button-stop");
+							this.cb.success("{\"message\": \"music-controls-media-button-stop\"}");
 							break;
 						case KeyEvent.KEYCODE_MEDIA_FAST_FORWARD:
-							this.cb.success("music-controls-media-button-fast-forward");
+							this.cb.success("{\"message\": \"music-controls-media-button-fast-forward\"}");
 							break;
 						case KeyEvent.KEYCODE_MEDIA_REWIND:
-							this.cb.success("music-controls-media-button-rewind");
+							this.cb.success("{\"message\": \"music-controls-media-button-rewind\"}");
 							break;
 						case KeyEvent.KEYCODE_MEDIA_SKIP_BACKWARD:
-							this.cb.success("music-controls-media-button-skip-backward");
+							this.cb.success("{\"message\": \"music-controls-media-button-skip-backward\"}");
 							break;
 						case KeyEvent.KEYCODE_MEDIA_SKIP_FORWARD:
-							this.cb.success("music-controls-media-button-skip-forward");
+							this.cb.success("{\"message\": \"music-controls-media-button-skip-forward\"}");
 							break;
 						case KeyEvent.KEYCODE_MEDIA_STEP_BACKWARD:
-							this.cb.success("music-controls-media-button-step-backward");
+							this.cb.success("{\"message\": \"music-controls-media-button-step-backward\"}");
 							break;
 						case KeyEvent.KEYCODE_MEDIA_STEP_FORWARD:
-							this.cb.success("music-controls-media-button-step-forward");
+							this.cb.success("{\"message\": \"music-controls-media-button-step-forward\"}");
 							break;
 						case KeyEvent.KEYCODE_META_LEFT:
-							this.cb.success("music-controls-media-button-meta-left");
+							this.cb.success("{\"message\": \"music-controls-media-button-meta-left\"}");
 							break;
 						case KeyEvent.KEYCODE_META_RIGHT:
-							this.cb.success("music-controls-media-button-meta-right");
+							this.cb.success("{\"message\": \"music-controls-media-button-meta-right\"}");
 							break;
 						case KeyEvent.KEYCODE_MUSIC:
-							this.cb.success("music-controls-media-button-music");
+							this.cb.success("{\"message\": \"music-controls-media-button-music\"}");
 							break;
 						case KeyEvent.KEYCODE_VOLUME_UP:
-							this.cb.success("music-controls-media-button-volume-up");
+							this.cb.success("{\"message\": \"music-controls-media-button-volume-up\"}");
 							break;
 						case KeyEvent.KEYCODE_VOLUME_DOWN:
-							this.cb.success("music-controls-media-button-volume-down");
+							this.cb.success("{\"message\": \"music-controls-media-button-volume-down\"}");
 							break;
 						case KeyEvent.KEYCODE_VOLUME_MUTE:
-							this.cb.success("music-controls-media-button-volume-mute");
+							this.cb.success("{\"message\": \"music-controls-media-button-volume-mute\"}");
 							break;
 						case KeyEvent.KEYCODE_HEADSETHOOK:
-							this.cb.success("music-controls-media-button-headset-hook");
+							this.cb.success("{\"message\": \"music-controls-media-button-headset-hook\"}");
 							break;
 						default:
-							this.cb.success(message);
+							this.cb.success("{\"message\": \"" + message + "\"}");
 							break;
 					}
 					this.cb = null;
 				}
 			} else if (message.equals("music-controls-destroy")){
 				// Close Button
-				this.cb.success("music-controls-destroy");
+				this.cb.success("{\"message\": \"music-controls-destroy\"}");
 				this.cb = null;
 				this.musicControls.destroyPlayerNotification();
 			} else {
-				this.cb.success(message);
+				this.cb.success("{\"message\": \"" + message + "\"}");
 				this.cb = null;
 			}
 

src/ios/MusicControls.h

@@ -19,6 +19,7 @@
 
 - (void) create: (CDVInvokedUrlCommand *) command;
 - (void) updateIsPlaying: (CDVInvokedUrlCommand *) command;
+- (void) updateElapsed: (CDVInvokedUrlCommand *) command;
 - (void) destroy: (CDVInvokedUrlCommand *) command;
 - (void) watch: (CDVInvokedUrlCommand *) command;
 - (MPMediaItemArtwork *) createCoverArtwork: (NSString *) coverUri;

src/ios/MusicControls.m

@@ -1,6 +1,6 @@
 //
 //  MusicControls.m
-//  
+//
 //
 //  Created by Juan Gonzalez on 12/16/16.
 //
@@ -14,32 +14,32 @@ @implementation MusicControls
 - (void) create: (CDVInvokedUrlCommand *) command {
     NSDictionary * musicControlsInfoDict = [command.arguments objectAtIndex:0];
     MusicControlsInfo * musicControlsInfo = [[MusicControlsInfo alloc] initWithDictionary:musicControlsInfoDict];
-    
+
     if (!NSClassFromString(@"MPNowPlayingInfoCenter")) {
         return;
     }
-    
+
     [self.commandDelegate runInBackground:^{
         MPNowPlayingInfoCenter * nowPlayingInfoCenter =  [MPNowPlayingInfoCenter defaultCenter];
         NSDictionary * nowPlayingInfo = nowPlayingInfoCenter.nowPlayingInfo;
         NSMutableDictionary * updatedNowPlayingInfo = [NSMutableDictionary dictionaryWithDictionary:nowPlayingInfo];
-        
+
         MPMediaItemArtwork * mediaItemArtwork = [self createCoverArtwork:[musicControlsInfo cover]];
         NSNumber * duration = [NSNumber numberWithInt:[musicControlsInfo duration]];
         NSNumber * elapsed = [NSNumber numberWithInt:[musicControlsInfo elapsed]];
         NSNumber * playbackRate = [NSNumber numberWithBool:[musicControlsInfo isPlaying]];
-        
+
         if (mediaItemArtwork != nil) {
             [updatedNowPlayingInfo setObject:mediaItemArtwork forKey:MPMediaItemPropertyArtwork];
         }
-        
+
         [updatedNowPlayingInfo setObject:[musicControlsInfo artist] forKey:MPMediaItemPropertyArtist];
         [updatedNowPlayingInfo setObject:[musicControlsInfo track] forKey:MPMediaItemPropertyTitle];
         [updatedNowPlayingInfo setObject:[musicControlsInfo album] forKey:MPMediaItemPropertyAlbumTitle];
         [updatedNowPlayingInfo setObject:duration forKey:MPMediaItemPropertyPlaybackDuration];
         [updatedNowPlayingInfo setObject:elapsed forKey:MPNowPlayingInfoPropertyElapsedPlaybackTime];
         [updatedNowPlayingInfo setObject:playbackRate forKey:MPNowPlayingInfoPropertyPlaybackRate];
-        
+
         nowPlayingInfoCenter.nowPlayingInfo = updatedNowPlayingInfo;
     }];
 }
@@ -48,18 +48,34 @@ - (void) updateIsPlaying: (CDVInvokedUrlCommand *) command {
     NSDictionary * musicControlsInfoDict = [command.arguments objectAtIndex:0];
     MusicControlsInfo * musicControlsInfo = [[MusicControlsInfo alloc] initWithDictionary:musicControlsInfoDict];
     NSNumber * playbackRate = [NSNumber numberWithBool:[musicControlsInfo isPlaying]];
-    
+
     if (!NSClassFromString(@"MPNowPlayingInfoCenter")) {
         return;
     }
 
     MPNowPlayingInfoCenter * nowPlayingCenter = [MPNowPlayingInfoCenter defaultCenter];
     NSMutableDictionary * updatedNowPlayingInfo = [NSMutableDictionary dictionaryWithDictionary:nowPlayingCenter.nowPlayingInfo];
-    
+
     [updatedNowPlayingInfo setObject:playbackRate forKey:MPNowPlayingInfoPropertyPlaybackRate];
     nowPlayingCenter.nowPlayingInfo = updatedNowPlayingInfo;
 }
 
+- (void) updateElapsed: (CDVInvokedUrlCommand *) command {
+    NSDictionary * musicControlsInfoDict = [command.arguments objectAtIndex:0];
+    MusicControlsInfo * musicControlsInfo = [[MusicControlsInfo alloc] initWithDictionary:musicControlsInfoDict];
+    NSNumber * elapsed = [NSNumber numberWithDouble:[musicControlsInfo elapsed]];
+
+    if (!NSClassFromString(@"MPNowPlayingInfoCenter")) {
+        return;
+    }
+
+    MPNowPlayingInfoCenter * nowPlayingCenter = [MPNowPlayingInfoCenter defaultCenter];
+    NSMutableDictionary * updatedNowPlayingInfo = [NSMutableDictionary dictionaryWithDictionary:nowPlayingCenter.nowPlayingInfo];
+
+    [updatedNowPlayingInfo setObject:elapsed forKey:MPNowPlayingInfoPropertyElapsedPlaybackTime];
+    nowPlayingCenter.nowPlayingInfo = updatedNowPlayingInfo;
+}
+
 - (void) destroy: (CDVInvokedUrlCommand *) command {
     [self deregisterMusicControlsEventListener];
 }
@@ -71,36 +87,36 @@ - (void) watch: (CDVInvokedUrlCommand *) command {
 
 - (MPMediaItemArtwork *) createCoverArtwork: (NSString *) coverUri {
     UIImage * coverImage = nil;
-    
+
     if (coverUri == nil) {
         return nil;
     }
-    
+
     if ([coverUri hasPrefix:@"http://"] || [coverUri hasPrefix:@"https://"]) {
         NSURL * coverImageUrl = [NSURL URLWithString:coverUri];
         NSData * coverImageData = [NSData dataWithContentsOfURL: coverImageUrl];
-        
+
         coverImage = [UIImage imageWithData: coverImageData];
     }
     else if ([coverUri hasPrefix:@"file://"]) {
         NSString * fullCoverImagePath = [coverUri stringByReplacingOccurrencesOfString:@"file://" withString:@""];
-        
+
         if ([[NSFileManager defaultManager] fileExistsAtPath: fullCoverImagePath]) {
             coverImage = [[UIImage alloc] initWithContentsOfFile: fullCoverImagePath];
         }
     }
     else if (![coverUri isEqual:@""]) {
         NSString * baseCoverImagePath = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) objectAtIndex:0];
         NSString * fullCoverImagePath = [NSString stringWithFormat:@"%@%@", baseCoverImagePath, coverUri];
-    
+
         if ([[NSFileManager defaultManager] fileExistsAtPath:fullCoverImagePath]) {
             coverImage = [UIImage imageNamed:fullCoverImagePath];
         }
     }
     else {
         coverImage = [UIImage imageNamed:@"none"];
     }
-    
+
     return [self isCoverImageValid:coverImage] ? [[MPMediaItemArtwork alloc] initWithImage:coverImage] : nil;
 }
 
@@ -110,57 +126,79 @@ - (bool) isCoverImageValid: (UIImage *) coverImage {
 
 - (void) handleMusicControlsNotification: (NSNotification *) notification {
     UIEvent * receivedEvent = notification.object;
-    
+
     if ([self latestEventCallbackId] == nil) {
         return;
     }
-    
+
     if (receivedEvent.type == UIEventTypeRemoteControl) {
         NSString * action;
-        
+
         switch (receivedEvent.subtype) {
             case UIEventSubtypeRemoteControlTogglePlayPause:
                 action = @"music-controls-toggle-play-pause";
                 break;
-                
+
             case UIEventSubtypeRemoteControlPlay:
                 action = @"music-controls-play";
                 break;
-                
+
             case UIEventSubtypeRemoteControlPause:
                 action = @"music-controls-pause";
                 break;
-                
+
             case UIEventSubtypeRemoteControlPreviousTrack:
                 action = @"music-controls-previous";
                 break;
-                
+
             case UIEventSubtypeRemoteControlNextTrack:
                 action = @"music-controls-next";
                 break;
-                
+
             case UIEventSubtypeRemoteControlStop:
                 action = @"music-controls-destroy";
                 break;
-                
+
             default:
                 break;
         }
-
-        CDVPluginResult * pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK messageAsString:action];
+
+        NSString * jsonAction = [NSString stringWithFormat:@"{\"message\":\"%@\"}", action];
+        CDVPluginResult * pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK messageAsString:jsonAction];
         [self.commandDelegate sendPluginResult:pluginResult callbackId:[self latestEventCallbackId]];
     }
 }
 
 - (void) registerMusicControlsEventListener {
     [[UIApplication sharedApplication] beginReceivingRemoteControlEvents];
     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(handleMusicControlsNotification:) name:@"musicControlsEventNotification" object:nil];
+
+    if (floor(NSFoundationVersionNumber) > NSFoundationVersionNumber_iOS_9_0) {
+      //only available in iOS 9.1 and up.
+      MPRemoteCommandCenter *commandCenter = [MPRemoteCommandCenter sharedCommandCenter];
+      [commandCenter.changePlaybackPositionCommand setEnabled:true];
+      [commandCenter.changePlaybackPositionCommand addTarget:self action:@selector(changedThumbSliderOnLockScreen:)];
+    }
+}
+
+- (MPRemoteCommandHandlerStatus)changedThumbSliderOnLockScreen:(MPChangePlaybackPositionCommandEvent *)event {
+    NSString * seekTo = [NSString stringWithFormat:@"{\"message\":\"music-controls-seek-to\",\"position\":\"%f\"}", event.positionTime];
+    CDVPluginResult * pluginResult = [CDVPluginResult resultWithStatus:CDVCommandStatus_OK messageAsString:seekTo];
+    pluginResult.associatedObject = @{@"position":[NSNumber numberWithDouble: event.positionTime]};
+    [self.commandDelegate sendPluginResult:pluginResult callbackId:[self latestEventCallbackId]];
+    return MPRemoteCommandHandlerStatusSuccess;
 }
 
 - (void) deregisterMusicControlsEventListener {
     [[UIApplication sharedApplication] endReceivingRemoteControlEvents];
     [[NSNotificationCenter defaultCenter] removeObserver:self name:@"receivedEvent" object:nil];
     [self setLatestEventCallbackId:nil];
+
+    if (floor(NSFoundationVersionNumber) > NSFoundationVersionNumber_iOS_9_0) {
+        MPRemoteCommandCenter *commandCenter = [MPRemoteCommandCenter sharedCommandCenter];
+        [commandCenter.changePlaybackPositionCommand setEnabled:false];
+        [commandCenter.changePlaybackPositionCommand removeTarget:self action:NULL];
+    }
 }
 
 - (void) dealloc {