159 lines
4.6 KiB
Dart
159 lines
4.6 KiB
Dart
import 'dart:async';
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import 'dart:io';
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import 'dart:typed_data';
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import 'package:famedlysdk/famedlysdk.dart';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_sound/flutter_sound.dart';
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import 'package:intl/intl.dart';
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import 'matrix.dart';
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class AudioPlayer extends StatefulWidget {
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final Color color;
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final MxContent content;
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const AudioPlayer(this.content, {this.color = Colors.black, Key key})
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: super(key: key);
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@override
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_AudioPlayerState createState() => _AudioPlayerState();
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}
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enum AudioPlayerStatus { NOT_DOWNLOADED, DOWNLOADING, DOWNLOADED }
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class _AudioPlayerState extends State<AudioPlayer> {
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AudioPlayerStatus status = AudioPlayerStatus.NOT_DOWNLOADED;
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FlutterSound flutterSound = FlutterSound();
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StreamSubscription soundSubscription;
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static var httpClient = HttpClient();
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Uint8List audioFile;
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String statusText = "00:00";
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double currentPosition = 0;
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double maxPosition = 0;
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static String currentMxc;
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@override
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void dispose() {
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if (flutterSound.audioState == t_AUDIO_STATE.IS_PLAYING) {
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flutterSound.stopPlayer();
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}
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soundSubscription?.cancel();
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super.dispose();
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}
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_downloadAction() async {
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if (status != AudioPlayerStatus.NOT_DOWNLOADED) return;
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setState(() => status = AudioPlayerStatus.DOWNLOADING);
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String url = widget.content.getDownloadLink(Matrix.of(context).client);
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var request = await httpClient.getUrl(Uri.parse(url));
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var response = await request.close();
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var bytes = await consolidateHttpClientResponseBytes(response);
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setState(() {
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audioFile = bytes;
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status = AudioPlayerStatus.DOWNLOADED;
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});
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_playAction();
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}
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_playAction() async {
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if (currentMxc != widget.content.mxc) {
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if (currentMxc != null) {
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if (flutterSound.audioState != t_AUDIO_STATE.IS_STOPPED) {
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await flutterSound.stopPlayer();
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}
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currentMxc = widget.content.mxc;
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}
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}
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switch (flutterSound.audioState) {
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case t_AUDIO_STATE.IS_PLAYING:
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await flutterSound.pausePlayer();
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break;
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case t_AUDIO_STATE.IS_PAUSED:
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await flutterSound.resumePlayer();
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break;
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case t_AUDIO_STATE.IS_RECORDING:
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break;
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case t_AUDIO_STATE.IS_STOPPED:
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await flutterSound.startPlayerFromBuffer(
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audioFile,
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codec: t_CODEC.CODEC_AAC,
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);
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soundSubscription ??= flutterSound.onPlayerStateChanged.listen((e) {
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if (currentMxc != widget.content.mxc) {
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soundSubscription?.cancel()?.then((f) => soundSubscription = null);
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this.setState(() {
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currentPosition = 0;
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statusText = "00:00";
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});
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} else if (e != null) {
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DateTime date =
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DateTime.fromMillisecondsSinceEpoch(e.currentPosition.toInt());
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String txt = DateFormat('mm:ss', 'en_US').format(date);
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this.setState(() {
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maxPosition = e.duration;
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currentPosition = e.currentPosition;
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statusText = txt;
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});
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if (e.duration == e.currentPosition) {
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soundSubscription
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?.cancel()
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?.then((f) => soundSubscription = null);
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}
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}
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});
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break;
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}
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}
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@override
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Widget build(BuildContext context) {
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return Row(
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mainAxisSize: MainAxisSize.min,
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children: <Widget>[
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Container(
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width: 30,
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child: status == AudioPlayerStatus.DOWNLOADING
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? CircularProgressIndicator(strokeWidth: 2)
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: IconButton(
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icon: Icon(
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flutterSound.audioState == t_AUDIO_STATE.IS_PLAYING
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? Icons.pause
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: Icons.play_arrow,
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color: widget.color,
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),
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onPressed: () {
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if (status == AudioPlayerStatus.DOWNLOADED) {
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_playAction();
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} else {
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_downloadAction();
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}
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},
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),
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),
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Expanded(
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child: Slider(
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value: currentPosition,
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onChanged: (double position) =>
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flutterSound.seekToPlayer(position.toInt()),
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max: status == AudioPlayerStatus.DOWNLOADED ? maxPosition : 0,
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min: 0,
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),
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),
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Text(
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statusText,
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style: TextStyle(
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color: widget.color,
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),
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),
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],
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);
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}
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}
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