More fixes to state handling.

nerk · Jan 3, 2024 · 724851c · 724851c
1 parent f456b1a
commit 724851c
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Showing 2 changed files with 24 additions and 8 deletions.
diff --git a/lib/pages/tracklist/playing_progress.dart b/lib/pages/tracklist/playing_progress.dart
@@ -49,6 +49,7 @@ class _PlayingProgressIndicatorState extends State<PlayingProgressIndicator> wit
   late int bitrate;
   late Duration duration;
   late AnimationController controller;
+  String? previousPlaybackState;
 
   @override
   void initState() {
@@ -131,20 +132,33 @@ class _PlayingProgressIndicatorState extends State<PlayingProgressIndicator> wit
       Expanded(
           child: Slider(
         value: calculateValue(),
+        onChangeStart: (double value) async {
+          try {
+            previousPlaybackState = await mopidyService.getPlaybackState();
+          } catch (e) {
+            Globals.logger.e(e);
+          }
+        },
         onChanged: (double value) {
-          if (widget.playbackState != PlaybackState.stopped) {
+          if (previousPlaybackState != PlaybackState.stopped) {
             controller.value = value;
           }
         },
         onChangeEnd: (double value) async {
           try {
-            var pos = (duration.inMilliseconds * value).toInt();
-            bool success = await mopidyService.seek(pos);
-            if (success) {
-              setState(() {
-                controller.value = value;
-                timePosition = pos;
-              });
+            if (previousPlaybackState != PlaybackState.stopped) {
+              var pos = (duration.inMilliseconds * value).toInt();
+              bool success = await mopidyService.seek(pos);
+              if (success) {
+                setState(() {
+                  controller.value = value;
+                  timePosition = pos;
+                });
+              }
+              // needs restart because 'seek' stops player.
+              if (previousPlaybackState == PlaybackState.playing) {
+                await mopidyService.playback(PlaybackAction.resume, null);
+              }
             }
           } catch (e) {
             Globals.logger.e(e);

diff --git a/lib/pages/tracklist/tracklist_page.dart b/lib/pages/tracklist/tracklist_page.dart
@@ -202,6 +202,7 @@ class _TrackListState extends State<TrackListPage> {
     updatePlayback();
     updateSplitMode();
 
+    /*
     SystemChannels.lifecycle.setMessageHandler((msg) {
       // When the app was resumed, update
       // tracklist state.
@@ -212,6 +213,7 @@ class _TrackListState extends State<TrackListPage> {
       }
       return Future.value(null);
     });
+     */
   }
 
   @override