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Improve state handling

This commit is contained in:
Ryan Heise 2020-02-05 01:27:40 +11:00
parent 67bcd13739
commit 280f1a8208
1 changed files with 25 additions and 7 deletions
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32
android/src/main/java/com/ryanheise/just_audio/AudioPlayer.java
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@ -285,10 +285,14 @@ public class AudioPlayer implements MethodCallHandler, Player.EventListener {
case buffering:
case paused:
player.setPlayWhenReady(true);
transition(PlaybackState.playing);
if (seekResult != null) {
stateBeforeSeek = PlaybackState.playing;
} else {
transition(PlaybackState.playing);
}
break;
default:
throw new IllegalStateException("Cannot call play from connecting or none states (" + state + ")");
throw new IllegalStateException("Cannot call play from connecting/none states (" + state + ")");
}
}
@ -300,6 +304,9 @@ public class AudioPlayer implements MethodCallHandler, Player.EventListener {
case buffering:
player.setPlayWhenReady(false);
transition(PlaybackState.paused);
if (seekResult != null) {
stateBeforeSeek = PlaybackState.paused;
}
break;
default:
throw new IllegalStateException("Can call pause only from playing and buffering states (" + state + ")");
@ -312,12 +319,15 @@ public class AudioPlayer implements MethodCallHandler, Player.EventListener {
result.success(null);
break;
case connecting:
abortExistingConnection();
transition(PlaybackState.stopped);
result.success(null);
break;
case buffering:
abortSeek();
// no break
case completed:
case playing:
case buffering:
case paused:
player.setPlayWhenReady(false);
player.seekTo(0L);
@ -325,7 +335,7 @@ public class AudioPlayer implements MethodCallHandler, Player.EventListener {
result.success(null);
break;
default:
throw new IllegalStateException("Can call stop only from playing/paused/completed states (" + state + ")");
throw new IllegalStateException("Cannot call stop from none state");
}
}
@ -344,9 +354,7 @@ public class AudioPlayer implements MethodCallHandler, Player.EventListener {
if (state == PlaybackState.none || state == PlaybackState.connecting) {
throw new IllegalStateException("Cannot call seek from none none/connecting states");
}
if (seekResult != null) {
seekResult.success(null);
}
abortSeek();
seekPos = position;
seekResult = result;
seekProcessed = false;
@ -363,6 +371,16 @@ public class AudioPlayer implements MethodCallHandler, Player.EventListener {
transition(PlaybackState.none);
}
private void abortSeek() {
if (seekResult != null) {
seekResult.success(null);
seekResult = null;
seekPos = null;
stateBeforeSeek = null;
seekProcessed = false;
}
}
private void abortExistingConnection() {
if (prepareResult != null) {
prepareResult.success(null);