OpenContacts/lib/widgets/message_audio_player.dart

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import 'dart:convert';
import 'dart:io' show Platform;
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import 'package:contacts_plus_plus/client_holder.dart';
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import 'package:contacts_plus_plus/auxiliary.dart';
import 'package:contacts_plus_plus/models/message.dart';
import 'package:contacts_plus_plus/widgets/messages_list.dart';
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import 'package:flutter/material.dart';
import 'package:intl/intl.dart';
import 'package:just_audio/just_audio.dart';
class MessageAudioPlayer extends StatefulWidget {
const MessageAudioPlayer({required this.message, super.key});
final Message message;
@override
State<MessageAudioPlayer> createState() => _MessageAudioPlayerState();
}
class _MessageAudioPlayerState extends State<MessageAudioPlayer> {
final AudioPlayer _audioPlayer = AudioPlayer();
final DateFormat _dateFormat = DateFormat.Hm();
double _sliderValue = 0;
@override
void initState() {
super.initState();
if (Platform.isAndroid) {
_audioPlayer.setUrl(
Aux.neosDbToHttp(AudioClipContent
.fromMap(jsonDecode(widget.message.content))
.assetUri),
preload: true).whenComplete(() => _audioPlayer.setLoopMode(LoopMode.off));
}
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}
Widget _createErrorWidget(String error) {
return Padding(
padding: const EdgeInsets.all(8.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.center,
children: [
Icon(Icons.error_outline, color: Theme
.of(context)
.colorScheme
.error,),
const SizedBox(height: 4,),
Text(error, textAlign: TextAlign.center,
softWrap: true,
maxLines: 3,
style: Theme
.of(context)
.textTheme
.bodySmall
?.copyWith(color: Theme
.of(context)
.colorScheme
.error),
),
],
),
);
}
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@override
Widget build(BuildContext context) {
if (!Platform.isAndroid) {
return _createErrorWidget("Sorry, audio-messages are not\n supported on this platform.");
}
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return IntrinsicWidth(
child: StreamBuilder<PlayerState>(
stream: _audioPlayer.playerStateStream,
builder: (context, snapshot) {
if (snapshot.hasData) {
final playerState = snapshot.data as PlayerState;
return Column(
children: [
Row(
mainAxisSize: MainAxisSize.min,
children: [
IconButton(
onPressed: () {
switch (playerState.processingState) {
case ProcessingState.idle:
case ProcessingState.loading:
case ProcessingState.buffering:
break;
case ProcessingState.ready:
_audioPlayer.play();
break;
case ProcessingState.completed:
_audioPlayer.seek(Duration.zero);
_audioPlayer.play();
break;
}
},
icon: SizedBox(
width: 24,
height: 24,
child: playerState.processingState == ProcessingState.loading
? const Center(child: CircularProgressIndicator(),)
: Icon(((_audioPlayer.duration ?? Duration.zero) - _audioPlayer.position).inMilliseconds <
10 ? Icons.replay
: (playerState.playing ? Icons.pause : Icons.play_arrow)),
),
),
StreamBuilder(
stream: _audioPlayer.positionStream,
builder: (context, snapshot) {
_sliderValue = (_audioPlayer.position.inMilliseconds /
(_audioPlayer.duration?.inMilliseconds ?? 0)).clamp(0, 1);
return StatefulBuilder(
builder: (context, setState) {
return Slider(
value: _sliderValue,
min: 0.0,
max: 1.0,
onChanged: (value) async {
_audioPlayer.pause();
setState(() {
_sliderValue = value;
});
_audioPlayer.seek(Duration(
milliseconds: (value * (_audioPlayer.duration?.inMilliseconds ?? 0)).round(),
));
},
);
}
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);
}
)
],
),
Row(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
const SizedBox(width: 12),
StreamBuilder(
stream: _audioPlayer.positionStream,
builder: (context, snapshot) {
return Text("${snapshot.data?.format() ?? "??"}/${_audioPlayer.duration?.format() ??
"??"}");
}
),
const Spacer(),
Padding(
padding: const EdgeInsets.symmetric(horizontal: 4.0),
child: Text(
_dateFormat.format(widget.message.sendTime),
style: Theme
.of(context)
.textTheme
.labelMedium
?.copyWith(color: Colors.white54),
),
),
const SizedBox(width: 4,),
if (widget.message.senderId == ClientHolder
.of(context)
.apiClient
.userId) Padding(
padding: const EdgeInsets.only(right: 12.0),
child: MessageStateIndicator(messageState: widget.message.state),
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),
],
)
],
);
} else if (snapshot.hasError) {
FlutterError.reportError(FlutterErrorDetails(exception: snapshot.error!, stack: snapshot.stackTrace));
return _createErrorWidget("Failed to load audio-message.");
} else {
return const Center(child: CircularProgressIndicator(),);
}
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}
),
);
}
}