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Add player skeleton and playback service

Browse source 
This introduces a dependency on audio_service and implements the
playback service using that package. The UI was adapted to the new
interface.
This commit is contained in:
Elias Projahn 2020-04-18 13:50:38 +02:00
parent e0fc60f9eb
commit 3471fcf78b
31 changed files with 321 additions and 44 deletions
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42
lib/screens/program.dart
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@ -26,7 +26,7 @@ class _ProgramScreenState extends State<ProgramScreen> {
positionSubscription.cancel();
}
positionSubscription = backend.position.listen((pos) {
positionSubscription = backend.player.normalizedPosition.listen((pos) {
if (!seeking) {
setState(() {
position = pos;
@ -56,7 +56,7 @@ class _ProgramScreenState extends State<ProgramScreen> {
},
onChangeEnd: (pos) {
seeking = false;
backend.seekTo(pos);
backend.player.seekTo(pos);
},
onChanged: (pos) {
setState(() {
@ -68,7 +68,16 @@ class _ProgramScreenState extends State<ProgramScreen> {
children: <Widget>[
Padding(
padding: const EdgeInsets.only(left: 24.0),
child: Text('4:00'),
child: StreamBuilder<Duration>(
stream: backend.player.position,
builder: (context, snapshot) {
if (snapshot.hasData) {
return DurationText(snapshot.data);
} else {
return Container();
}
},
),
),
Spacer(),
IconButton(
@ -83,7 +92,16 @@ class _ProgramScreenState extends State<ProgramScreen> {
Spacer(),
Padding(
padding: const EdgeInsets.only(right: 20.0),
child: Text('10:30'),
child: StreamBuilder<Duration>(
stream: backend.player.duration,
builder: (context, snapshot) {
if (snapshot.hasData) {
return DurationText(snapshot.data);
} else {
return Container();
}
},
),
),
],
),
@ -99,3 +117,19 @@ class _ProgramScreenState extends State<ProgramScreen> {
positionSubscription.cancel();
}
}
class DurationText extends StatelessWidget {
final Duration duration;
DurationText(this.duration);
@override
Widget build(BuildContext context) {
final minutes = duration.inMinutes;
final seconds = (duration - Duration(minutes: minutes)).inSeconds;
final secondsString = seconds >= 10 ? seconds.toString() : '0$seconds';
return Text('$minutes:$secondsString');
}
}