freezer/lib/ui/player_screen.dart
2020-06-23 21:23:12 +02:00

581 lines
19 KiB
Dart

import 'dart:ui';
import 'dart:async';
import 'package:flutter/material.dart';
import 'package:audio_service/audio_service.dart';
import 'package:freezer/api/deezer.dart';
import 'package:freezer/api/player.dart';
import 'package:freezer/ui/menu.dart';
import 'package:freezer/ui/tiles.dart';
import 'cached_image.dart';
import '../api/definitions.dart';
import 'player_bar.dart';
class PlayerScreen extends StatefulWidget {
@override
_PlayerScreenState createState() => _PlayerScreenState();
}
class _PlayerScreenState extends State<PlayerScreen> {
double iconSize = 48;
bool _lyrics = false;
@override
Widget build(BuildContext context) {
return Scaffold(
body: StreamBuilder(
stream: AudioService.playbackStateStream,
builder: (BuildContext context, AsyncSnapshot snapshot) {
//Disable lyrics when skipping songs, loading
PlaybackState s = snapshot.data;
if (s != null && s.processingState != AudioProcessingState.ready && s.processingState != AudioProcessingState.buffering) _lyrics = false;
return OrientationBuilder(
builder: (context, orientation) {
//Landscape
if (orientation == Orientation.landscape) {
return Row(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.spaceAround,
children: <Widget>[
Padding(
padding: EdgeInsets.fromLTRB(16, 32, 16, 8),
child: Container(
width: 320,
child: Stack(
children: <Widget>[
CachedImage(
url: AudioService.currentMediaItem.artUri,
),
if (_lyrics) LyricsWidget(
artUri: AudioService.currentMediaItem.artUri,
trackId: AudioService.currentMediaItem.id,
lyrics: Track.fromMediaItem(AudioService.currentMediaItem).lyrics,
height: 320.0,
),
],
),
)
),
SizedBox(
width: MediaQuery.of(context).size.width / 2 - 32,
child: Column(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: <Widget>[
Padding(
padding: EdgeInsets.fromLTRB(8, 42, 8, 0),
child: Container(
width: 300,
child: PlayerScreenTopRow(),
)
),
Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
Text(
AudioService.currentMediaItem.displayTitle,
maxLines: 1,
textAlign: TextAlign.center,
overflow: TextOverflow.clip,
style: TextStyle(
fontSize: 24.0,
fontWeight: FontWeight.bold
),
),
Container(height: 4,),
Text(
AudioService.currentMediaItem.displaySubtitle,
maxLines: 1,
textAlign: TextAlign.center,
overflow: TextOverflow.clip,
style: TextStyle(
fontSize: 18.0,
color: Theme.of(context).primaryColor,
),
),
],
),
Container(
width: 320,
child: SeekBar(),
),
Container(
width: 320,
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceAround,
mainAxisSize: MainAxisSize.max,
children: <Widget>[
PrevNextButton(iconSize, prev: true,),
PlayPauseButton(iconSize),
PrevNextButton(iconSize)
],
),
),
Padding(
padding: EdgeInsets.fromLTRB(8, 0, 8, 16),
child: Container(
width: 300,
child: Row(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: <Widget>[
IconButton(
icon: Icon(Icons.subtitles),
onPressed: () {
setState(() => _lyrics = !_lyrics);
},
),
Text(
AudioService.currentMediaItem.extras['qualityString']
),
IconButton(
icon: Icon(Icons.more_vert),
onPressed: () {
Track t = Track.fromMediaItem(AudioService.currentMediaItem);
MenuSheet m = MenuSheet(context);
m.defaultTrackMenu(t);
},
)
],
),
)
)
],
),
)
],
);
}
//Portrait
return Column(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: <Widget>[
Padding(
padding: EdgeInsets.fromLTRB(28, 28, 28, 0),
child: PlayerScreenTopRow()
),
Padding(
padding: EdgeInsets.fromLTRB(16, 8, 16, 8),
child: Container(
height: 360,
child: Stack(
children: <Widget>[
CachedImage(
url: AudioService.currentMediaItem.artUri,
),
if (_lyrics) LyricsWidget(
artUri: AudioService.currentMediaItem.artUri,
trackId: AudioService.currentMediaItem.id,
lyrics: Track.fromMediaItem(AudioService.currentMediaItem).lyrics,
height: 360.0,
),
],
),
)
),
Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
Text(
AudioService.currentMediaItem.displayTitle,
maxLines: 1,
textAlign: TextAlign.center,
overflow: TextOverflow.clip,
style: TextStyle(
fontSize: 24.0,
fontWeight: FontWeight.bold
),
),
Container(height: 4,),
Text(
AudioService.currentMediaItem.displaySubtitle,
maxLines: 1,
textAlign: TextAlign.center,
overflow: TextOverflow.clip,
style: TextStyle(
fontSize: 18.0,
color: Theme.of(context).primaryColor,
),
),
],
),
SeekBar(),
Row(
mainAxisAlignment: MainAxisAlignment.spaceAround,
mainAxisSize: MainAxisSize.max,
children: <Widget>[
PrevNextButton(iconSize, prev: true,),
PlayPauseButton(iconSize),
PrevNextButton(iconSize)
],
),
//Container(height: 8.0,),
Padding(
padding: EdgeInsets.symmetric(vertical: 4.0, horizontal: 16.0),
child: Row(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: <Widget>[
IconButton(
icon: Icon(Icons.subtitles),
onPressed: () {
setState(() => _lyrics = !_lyrics);
},
),
Text(
AudioService.currentMediaItem.extras['qualityString']
),
IconButton(
icon: Icon(Icons.more_vert),
onPressed: () {
Track t = Track.fromMediaItem(AudioService.currentMediaItem);
MenuSheet m = MenuSheet(context);
m.defaultTrackMenu(t);
},
)
],
),
)
],
);
},
);
},
)
);
}
}
class LyricsWidget extends StatefulWidget {
final Lyrics lyrics;
final String trackId;
final String artUri;
final double height;
LyricsWidget({this.artUri, this.lyrics, this.trackId, this.height, Key key}): super(key: key);
@override
_LyricsWidgetState createState() => _LyricsWidgetState();
}
class _LyricsWidgetState extends State<LyricsWidget> {
bool _loading = true;
Lyrics _l;
Color _textColor = Colors.black;
ScrollController _scrollController = ScrollController();
Timer _timer;
int _currentIndex;
double _boxHeight;
Future _load() async {
//Get text color by album art (black or white)
if (widget.artUri != null) {
bool bw = await imagesDatabase.isDark(widget.artUri);
if (bw != null) setState(() => _textColor = bw?Colors.white:Colors.black);
}
if (widget.lyrics.lyrics == null || widget.lyrics.lyrics.length == 0) {
//Load from api
try {
_l = await deezerAPI.lyrics(widget.trackId);
setState(() => _loading = false);
} catch (e) {
//Error Lyrics
setState(() => _l = Lyrics().error);
}
} else {
//Use provided lyrics
_l = widget.lyrics;
setState(() => _loading = false);
}
}
@override
void initState() {
this._boxHeight = widget.height??400.0;
_load();
Timer.periodic(Duration(milliseconds: 500), (timer) {
_timer = timer;
if (_loading) return;
//Update index of current lyric
setState(() {
_currentIndex = _l.lyrics.lastIndexWhere((l) => l.offset <= AudioService.playbackState.currentPosition);
});
//Scroll to current lyric
if (_currentIndex <= 0) return;
_scrollController.animateTo(
(_boxHeight * _currentIndex),
duration: Duration(milliseconds: 250),
curve: Curves.ease
);
});
super.initState();
}
@override
void dispose() {
if (_timer != null) _timer.cancel();
super.dispose();
}
@override
Widget build(BuildContext context) {
return Container(
height: _boxHeight,
width: _boxHeight,
child: BackdropFilter(
filter: ImageFilter.blur(
sigmaX: 7.0,
sigmaY: 7.0
),
child: Container(
child: _loading?
Center(child: CircularProgressIndicator(),) :
SingleChildScrollView(
controller: _scrollController,
child: Column(
children: List.generate(_l.lyrics.length, (i) {
return Container(
height: _boxHeight,
child: Center(
child: Text(
_l.lyrics[i].text,
textAlign: TextAlign.center,
style: TextStyle(
color: _textColor,
fontSize: 40.0,
fontWeight: (_currentIndex == i)?FontWeight.bold:FontWeight.normal
),
),
)
);
}),
),
)
),
),
);
}
}
//Top row containing QueueSource, queue...
class PlayerScreenTopRow extends StatelessWidget {
@override
Widget build(BuildContext context) {
return Row(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: <Widget>[
Text(
'Playing from: ' + playerHelper.queueSource.text,
maxLines: 1,
overflow: TextOverflow.ellipsis,
textAlign: TextAlign.right,
style: TextStyle(fontSize: 16.0),
),
Row(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
RepeatButton(),
Container(width: 16.0,),
InkWell(
child: Icon(Icons.menu),
onTap: (){
Navigator.of(context).push(MaterialPageRoute(
builder: (context) => QueueScreen()
));
},
),
],
)
],
);
}
}
class RepeatButton extends StatefulWidget {
@override
_RepeatButtonState createState() => _RepeatButtonState();
}
class _RepeatButtonState extends State<RepeatButton> {
Icon get icon {
switch (playerHelper.repeatType) {
case RepeatType.NONE:
return Icon(Icons.repeat);
case RepeatType.LIST:
return Icon(
Icons.repeat,
color: Theme.of(context).primaryColor,
);
case RepeatType.TRACK:
return Icon(
Icons.repeat_one,
color: Theme.of(context).primaryColor,
);
}
}
@override
void initState() {
super.initState();
}
@override
Widget build(BuildContext context) {
return InkWell(
onTap: () async {
await playerHelper.changeRepeat();
setState(() {});
},
child: icon,
);
}
}
class SeekBar extends StatefulWidget {
@override
_SeekBarState createState() => _SeekBarState();
}
class _SeekBarState extends State<SeekBar> {
bool _seeking = false;
double _pos;
double get position {
if (_seeking) return _pos;
if (AudioService.playbackState == null) return 0.0;
double p = AudioService.playbackState.currentPosition.inMilliseconds.toDouble()??0.0;
if (p > duration) return duration;
return p;
}
//Duration to mm:ss
String _timeString(double pos) {
Duration d = Duration(milliseconds: pos.toInt());
return "${d.inMinutes}:${d.inSeconds.remainder(60).toString().padLeft(2, '0')}";
}
double get duration {
if (AudioService.currentMediaItem == null) return 1.0;
return AudioService.currentMediaItem.duration.inMilliseconds.toDouble();
}
@override
Widget build(BuildContext context) {
return StreamBuilder(
stream: Stream.periodic(Duration(milliseconds: 250)),
builder: (BuildContext context, AsyncSnapshot snapshot) {
return Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
Padding(
padding: EdgeInsets.symmetric(vertical: 0.0, horizontal: 24.0),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: <Widget>[
Text(
_timeString(position),
style: TextStyle(
fontSize: 14.0
),
),
Text(
_timeString(duration),
style: TextStyle(
fontSize: 14.0
),
)
],
),
),
Container(
height: 32.0,
child: Slider(
value: position,
max: duration,
onChangeStart: (double d) {
setState(() {
_seeking = true;
_pos = d;
});
},
onChanged: (double d) {
setState(() {
_pos = d;
});
},
onChangeEnd: (double d) async {
await AudioService.seekTo(Duration(milliseconds: d.round()));
setState(() {
_pos = d;
_seeking = false;
});
},
),
)
],
);
},
);
}
}
class QueueScreen extends StatefulWidget {
@override
_QueueScreenState createState() => _QueueScreenState();
}
class _QueueScreenState extends State<QueueScreen> {
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text('Queue'),
actions: <Widget>[
IconButton(
icon: Icon(Icons.shuffle),
onPressed: () async {
await AudioService.customAction('shuffleQueue');
setState(() => {});
},
)
],
),
body: ListView.builder(
itemCount: AudioService.queue.length,
itemBuilder: (context, i) {
Track t = Track.fromMediaItem(AudioService.queue[i]);
return TrackTile(
t,
onTap: () async {
await AudioService.playFromMediaId(t.id);
Navigator.of(context).pop();
},
onHold: () {
MenuSheet m = MenuSheet(context);
m.defaultTrackMenu(t);
},
);
},
)
);
}
}