Jisho-Study-Tool/lib/components/search/search_results_body/parts/audio_player.dart

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import 'package:flutter/material.dart';
import 'package:just_audio/just_audio.dart' as ja;
import 'package:unofficial_jisho_api/api.dart';
import '../../../../bloc/theme/theme_bloc.dart';
class AudioPlayer extends StatefulWidget {
final AudioFile audio;
const AudioPlayer({
Key? key,
required this.audio,
}) : super(key: key);
@override
_AudioPlayerState createState() => _AudioPlayerState();
}
class _AudioPlayerState extends State<AudioPlayer> {
final ja.AudioPlayer player = ja.AudioPlayer();
double _calculateRelativePlayerPosition(Duration? position) {
if (position != null && player.duration != null)
return position.inMilliseconds / player.duration!.inMilliseconds;
return 0;
}
bool _isPlaying(ja.PlayerState? state) => state != null && state.playing;
@override
void initState() {
player.setUrl(widget.audio.uri);
super.initState();
}
@override
Widget build(BuildContext context) {
return BlocBuilder<ThemeBloc, ThemeState>(
builder: (_, state) {
final ColorSet colors = state.theme.menuGreyLight;
return Container(
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(100),
color: colors.background,
),
child: Row(
children: [
IconButton(
onPressed: () => player.play().then((_) {
player.stop();
player.seek(Duration.zero);
}),
iconSize: 30,
icon: StreamBuilder<ja.PlayerState>(
stream: player.playerStateStream,
builder: (_, snapshot) => Icon(
_isPlaying(snapshot.data) ? Icons.stop : Icons.play_arrow,
),
),
),
Expanded(
child: StreamBuilder<Duration>(
stream: player.positionStream,
builder: (_, snapshot) => LinearProgressIndicator(
backgroundColor: colors.foreground,
value: _calculateRelativePlayerPosition(snapshot.data),
),
),
),
IconButton(icon: const Icon(Icons.volume_up), onPressed: () {}),
],
),
);
},
);
}
}