freezer/lib/ui/player_screen.dart

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import 'dart:convert';
import 'dart:isolate';
import 'package:cached_network_image/cached_network_image.dart';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
import 'package:audio_service/audio_service.dart';
import 'package:flutter/services.dart';
import 'package:flutter_screenutil/screenutil.dart';
import 'package:freezer/api/cache.dart';
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import 'package:freezer/api/deezer.dart';
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import 'package:freezer/api/download.dart';
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import 'package:freezer/api/player.dart';
import 'package:freezer/settings.dart';
import 'package:freezer/translations.i18n.dart';
import 'package:freezer/ui/elements.dart';
import 'package:freezer/ui/lyrics.dart';
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import 'package:freezer/ui/menu.dart';
import 'package:freezer/ui/settings_screen.dart';
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import 'package:freezer/ui/tiles.dart';
import 'package:async/async.dart';
import 'package:just_audio/just_audio.dart';
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import 'package:marquee/marquee.dart';
import 'package:palette_generator/palette_generator.dart';
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import 'cached_image.dart';
import '../api/definitions.dart';
import 'player_bar.dart';
import 'dart:ui';
import 'dart:async';
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class PlayerScreen extends StatefulWidget {
@override
_PlayerScreenState createState() => _PlayerScreenState();
}
class _PlayerScreenState extends State<PlayerScreen> {
LinearGradient _bgGradient;
StreamSubscription _mediaItemSub;
//Calculate background color
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Future _updateColor() async {
if (!settings.colorGradientBackground)
return;
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//Run in isolate
PaletteGenerator palette = await PaletteGenerator.fromImageProvider(CachedNetworkImageProvider(AudioService.currentMediaItem.extras['thumb'] ?? AudioService.currentMediaItem.artUri));
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//Update notification
SystemChrome.setSystemUIOverlayStyle(SystemUiOverlayStyle(
statusBarColor: palette.dominantColor.color.withOpacity(0.5)
));
setState(() => _bgGradient = LinearGradient(
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begin: Alignment.topCenter,
end: Alignment.bottomCenter,
colors: [palette.dominantColor.color.withOpacity(0.5), Color.fromARGB(0, 0, 0, 0)],
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stops: [
0.0,
0.4
]
));
}
@override
void initState() {
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Future.delayed(Duration(milliseconds: 1000), _updateColor);
_mediaItemSub = AudioService.currentMediaItemStream.listen((event) {
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_updateColor();
});
super.initState();
}
@override
void dispose() {
if (_mediaItemSub != null)
_mediaItemSub.cancel();
//Fix bottom buttons
SystemChrome.setSystemUIOverlayStyle(SystemUiOverlayStyle(
systemNavigationBarColor: settings.themeData.bottomAppBarColor,
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statusBarColor: Colors.transparent
));
super.dispose();
}
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@override
Widget build(BuildContext context) {
//Responsive
ScreenUtil.init(context, allowFontScaling: true);
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return Scaffold(
body: SafeArea(
child: Container(
decoration: BoxDecoration(
gradient: _bgGradient
),
child: StreamBuilder(
stream: StreamZip([AudioService.playbackStateStream, AudioService.currentMediaItemStream]),
builder: (BuildContext context, AsyncSnapshot snapshot) {
//When disconnected
if (AudioService.currentMediaItem == null) {
playerHelper.startService();
return Center(child: CircularProgressIndicator(),);
}
return OrientationBuilder(
builder: (context, orientation) {
//Landscape
if (orientation == Orientation.landscape) {
return PlayerScreenHorizontal();
}
//Portrait
return PlayerScreenVertical();
},
);
},
),
)
)
);
}
}
//Landscape
class PlayerScreenHorizontal extends StatefulWidget {
@override
_PlayerScreenHorizontalState createState() => _PlayerScreenHorizontalState();
}
class _PlayerScreenHorizontalState extends State<PlayerScreenHorizontal> {
@override
Widget build(BuildContext context) {
return Row(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.spaceAround,
children: <Widget>[
Padding(
padding: EdgeInsets.fromLTRB(16, 0, 16, 8),
child: Container(
width: ScreenUtil().setWidth(500),
child: Stack(
children: <Widget>[
BigAlbumArt(),
],
),
),
),
//Right side
SizedBox(
width: ScreenUtil().setWidth(500),
child: Column(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: <Widget>[
Padding(
padding: EdgeInsets.fromLTRB(8, 16, 8, 0),
child: Container(
child: PlayerScreenTopRow(
textSize: ScreenUtil().setSp(24),
iconSize: ScreenUtil().setSp(36),
textWidth: ScreenUtil().setWidth(350),
short: true
),
)
),
Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
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Container(
height: ScreenUtil().setSp(40),
child: AudioService.currentMediaItem.displayTitle.length >= 22 ?
Marquee(
text: AudioService.currentMediaItem.displayTitle,
style: TextStyle(
fontSize: ScreenUtil().setSp(40),
fontWeight: FontWeight.bold
),
blankSpace: 32.0,
startPadding: 10.0,
accelerationDuration: Duration(seconds: 1),
pauseAfterRound: Duration(seconds: 2),
):
Text(
AudioService.currentMediaItem.displayTitle,
maxLines: 1,
overflow: TextOverflow.ellipsis,
style: TextStyle(
fontSize: ScreenUtil().setSp(40),
fontWeight: FontWeight.bold
),
)
),
Container(height: 4,),
Text(
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AudioService.currentMediaItem.displaySubtitle ?? '',
maxLines: 1,
textAlign: TextAlign.center,
overflow: TextOverflow.clip,
style: TextStyle(
fontSize: ScreenUtil().setSp(32),
color: Theme.of(context).primaryColor,
),
),
],
),
Container(
padding: EdgeInsets.symmetric(horizontal: 16.0),
child: SeekBar(),
),
PlaybackControls(ScreenUtil().setSp(60)),
Padding(
padding: EdgeInsets.fromLTRB(8, 0, 8, 16),
child: Container(
padding: EdgeInsets.symmetric(horizontal: 2.0),
child: Row(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: <Widget>[
IconButton(
icon: Icon(Icons.subtitles, size: ScreenUtil().setWidth(32)),
onPressed: () {
Navigator.of(context).push(MaterialPageRoute(
builder: (context) => LyricsScreen(trackId: AudioService.currentMediaItem.id)
));
},
),
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QualityInfoWidget(),
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RepeatButton(ScreenUtil().setWidth(32)),
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PlayerMenuButton()
],
),
)
)
],
),
)
],
);
}
}
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//Portrait
class PlayerScreenVertical extends StatefulWidget {
@override
_PlayerScreenVerticalState createState() => _PlayerScreenVerticalState();
}
class _PlayerScreenVerticalState extends State<PlayerScreenVertical> {
@override
Widget build(BuildContext context) {
return Column(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: <Widget>[
Padding(
padding: EdgeInsets.fromLTRB(30, 4, 16, 0),
child: PlayerScreenTopRow()
),
Padding(
padding: EdgeInsets.fromLTRB(16, 0, 16, 0),
child: Container(
height: ScreenUtil().setHeight(1000),
child: Stack(
children: <Widget>[
BigAlbumArt(),
],
),
),
),
Container(height: 4.0),
Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
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Container(
height: ScreenUtil().setSp(64),
child: AudioService.currentMediaItem.displayTitle.length >= 24 ?
Marquee(
text: AudioService.currentMediaItem.displayTitle,
style: TextStyle(
fontSize: ScreenUtil().setSp(64),
fontWeight: FontWeight.bold
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),
blankSpace: 32.0,
startPadding: 10.0,
accelerationDuration: Duration(seconds: 1),
pauseAfterRound: Duration(seconds: 2),
):
Text(
AudioService.currentMediaItem.displayTitle,
maxLines: 1,
overflow: TextOverflow.ellipsis,
style: TextStyle(
fontSize: ScreenUtil().setSp(64),
fontWeight: FontWeight.bold
),
)
),
Container(height: 4,),
Text(
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AudioService.currentMediaItem.displaySubtitle ?? '',
maxLines: 1,
textAlign: TextAlign.center,
overflow: TextOverflow.clip,
style: TextStyle(
fontSize: ScreenUtil().setSp(52),
color: Theme.of(context).primaryColor,
),
),
],
),
SeekBar(),
PlaybackControls(ScreenUtil().setWidth(100)),
Padding(
padding: EdgeInsets.symmetric(vertical: 0, horizontal: 16.0),
child: Row(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: <Widget>[
IconButton(
icon: Icon(Icons.subtitles, size: ScreenUtil().setWidth(46)),
onPressed: () {
Navigator.of(context).push(MaterialPageRoute(
builder: (context) => LyricsScreen(trackId: AudioService.currentMediaItem.id)
));
},
),
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QualityInfoWidget(),
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RepeatButton(ScreenUtil().setWidth(46)),
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PlayerMenuButton()
],
),
)
],
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);
}
}
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class QualityInfoWidget extends StatefulWidget {
@override
_QualityInfoWidgetState createState() => _QualityInfoWidgetState();
}
class _QualityInfoWidgetState extends State<QualityInfoWidget> {
String value = '';
StreamSubscription streamSubscription;
//Load data from native
void _load() async {
if (AudioService.currentMediaItem == null) return;
Map data = await DownloadManager.platform.invokeMethod("getStreamInfo", {"id": AudioService.currentMediaItem.id});
//N/A
if (data == null) {
setState(() => value = '');
//If not show, try again later
if (AudioService.currentMediaItem.extras['show'] == null)
Future.delayed(Duration(milliseconds: 200), _load);
return;
}
//Update
StreamQualityInfo info = StreamQualityInfo.fromJson(data);
setState(() {
value = '${info.format} ${info.bitrate(AudioService.currentMediaItem.duration)}kbps';
});
}
@override
void initState() {
_load();
if (streamSubscription == null)
streamSubscription = AudioService.currentMediaItemStream.listen((event) async {
await _load();
});
super.initState();
}
@override
void dispose() {
if (streamSubscription != null)
streamSubscription.cancel();
super.dispose();
}
@override
Widget build(BuildContext context) {
return FlatButton(
child: Text(value),
onPressed: () {
Navigator.of(context).push(MaterialPageRoute(builder: (context) => QualitySettings()));
},
);
}
}
class PlayerMenuButton extends StatelessWidget {
@override
Widget build(BuildContext context) {
return IconButton(
icon: Icon(Icons.more_vert, size: ScreenUtil().setWidth(46)),
onPressed: () {
Track t = Track.fromMediaItem(AudioService.currentMediaItem);
MenuSheet m = MenuSheet(context);
if (AudioService.currentMediaItem.extras['show'] == null)
m.defaultTrackMenu(t, options: [m.sleepTimer()]);
else
m.defaultShowEpisodeMenu(
Show.fromJson(jsonDecode(AudioService.currentMediaItem.extras['show'])),
ShowEpisode.fromMediaItem(AudioService.currentMediaItem),
options: [m.sleepTimer()]
);
},
);
}
}
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class RepeatButton extends StatefulWidget {
final double iconSize;
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RepeatButton(this.iconSize, {Key key}): super(key: key);
@override
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_RepeatButtonState createState() => _RepeatButtonState();
}
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class _RepeatButtonState extends State<RepeatButton> {
Icon get repeatIcon {
switch (playerHelper.repeatType) {
case LoopMode.off:
return Icon(
Icons.repeat,
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size: widget.iconSize
);
case LoopMode.all:
return Icon(
Icons.repeat,
color: Theme.of(context).primaryColor,
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size: widget.iconSize
);
case LoopMode.one:
return Icon(
Icons.repeat_one,
color: Theme.of(context).primaryColor,
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size: widget.iconSize
);
}
}
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@override
Widget build(BuildContext context) {
return IconButton(
icon: repeatIcon,
onPressed: () async {
await playerHelper.changeRepeat();
setState(() {});
},
);
}
}
class PlaybackControls extends StatefulWidget {
final double iconSize;
PlaybackControls(this.iconSize, {Key key}): super(key: key);
@override
_PlaybackControlsState createState() => _PlaybackControlsState();
}
class _PlaybackControlsState extends State<PlaybackControls> {
Icon get libraryIcon {
if (cache.checkTrackFavorite(Track.fromMediaItem(AudioService.currentMediaItem))) {
return Icon(Icons.favorite, size: widget.iconSize * 0.64);
}
return Icon(Icons.favorite_border, size: widget.iconSize * 0.64);
}
@override
Widget build(BuildContext context) {
return Padding(
padding: EdgeInsets.symmetric(horizontal: 8.0),
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
mainAxisSize: MainAxisSize.max,
children: [
IconButton(
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icon: Icon(Icons.sentiment_very_dissatisfied, size: ScreenUtil().setWidth(46)),
onPressed: () async {
await deezerAPI.dislikeTrack(AudioService.currentMediaItem.id);
if (playerHelper.queueIndex < (AudioService.queue??[]).length - 1) {
AudioService.skipToNext();
}
}
),
PrevNextButton(widget.iconSize, prev: true),
PlayPauseButton(widget.iconSize * 1.25),
PrevNextButton(widget.iconSize),
IconButton(
icon: libraryIcon,
onPressed: () async {
if (cache.libraryTracks == null)
cache.libraryTracks = [];
if (cache.checkTrackFavorite(Track.fromMediaItem(AudioService.currentMediaItem))) {
//Remove from library
setState(() => cache.libraryTracks.remove(AudioService.currentMediaItem.id));
await deezerAPI.removeFavorite(AudioService.currentMediaItem.id);
await cache.save();
} else {
//Add
setState(() => cache.libraryTracks.add(AudioService.currentMediaItem.id));
await deezerAPI.addFavoriteTrack(AudioService.currentMediaItem.id);
await cache.save();
}
},
)
],
),
);
}
}
class BigAlbumArt extends StatefulWidget {
@override
_BigAlbumArtState createState() => _BigAlbumArtState();
}
class _BigAlbumArtState extends State<BigAlbumArt> {
PageController _pageController = PageController(
initialPage: playerHelper.queueIndex,
);
StreamSubscription _currentItemSub;
bool _animationLock = true;
@override
void initState() {
_currentItemSub = AudioService.currentMediaItemStream.listen((event) async {
_animationLock = true;
await _pageController.animateToPage(playerHelper.queueIndex, duration: Duration(milliseconds: 300), curve: Curves.easeInOut);
_animationLock = false;
});
super.initState();
}
@override
void dispose() {
if (_currentItemSub != null)
_currentItemSub.cancel();
super.dispose();
}
@override
Widget build(BuildContext context) {
return GestureDetector(
onVerticalDragUpdate: (DragUpdateDetails details) {
if (details.delta.dy > 16) {
Navigator.of(context).pop();
}
},
child: PageView(
controller: _pageController,
onPageChanged: (int index) {
if (_animationLock) return;
AudioService.skipToQueueItem(AudioService.queue[index].id);
},
children: List.generate(AudioService.queue.length, (i) => ZoomableImage(url: AudioService.queue[i].artUri)),
),
);
}
}
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//Top row containing QueueSource, queue...
class PlayerScreenTopRow extends StatelessWidget {
double textSize;
double iconSize;
double textWidth;
bool short;
PlayerScreenTopRow({this.textSize, this.iconSize, this.textWidth, this.short});
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@override
Widget build(BuildContext context) {
return Row(
mainAxisSize: MainAxisSize.max,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
crossAxisAlignment: CrossAxisAlignment.center,
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children: <Widget>[
Container(
width: this.textWidth??ScreenUtil().setWidth(800),
child: Text(
(short??false)?(playerHelper.queueSource.text??''):'Playing from:'.i18n + ' ' + (playerHelper.queueSource?.text??''),
maxLines: 1,
overflow: TextOverflow.ellipsis,
textAlign: TextAlign.left,
style: TextStyle(fontSize: this.textSize??ScreenUtil().setSp(38)),
),
),
IconButton(
icon: Icon(Icons.menu),
iconSize: this.iconSize??ScreenUtil().setSp(52),
splashRadius: this.iconSize??ScreenUtil().setWidth(52),
onPressed: () {
Navigator.of(context).push(MaterialPageRoute(
builder: (context) => QueueScreen()
));
},
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),
],
);
}
}
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: ScreenUtil().setSp(35)
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),
),
Text(
_timeString(duration),
style: TextStyle(
fontSize: ScreenUtil().setSp(35)
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),
)
],
),
),
Container(
height: 32.0,
child: Slider(
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focusNode: FocusNode(canRequestFocus: false, skipTraversal: true), // Don't focus on Slider - it doesn't work (and not needed)
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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> {
StreamSubscription _queueSub;
@override
void initState() {
_queueSub = AudioService.queueStream.listen((event) {setState((){});});
super.initState();
}
@override
void dispose() {
if (_queueSub != null)
_queueSub.cancel();
super.dispose();
}
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@override
Widget build(BuildContext context) {
return Scaffold(
appBar: FreezerAppBar(
'Queue'.i18n,
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actions: <Widget>[
IconButton(
icon: Icon(
Icons.shuffle,
),
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onPressed: () async {
await playerHelper.toggleShuffle();
setState(() {});
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},
)
],
),
body: ReorderableListView(
onReorder: (int oldIndex, int newIndex) async {
if (oldIndex == playerHelper.queueIndex) return;
await playerHelper.reorder(oldIndex, newIndex);
setState(() {});
},
children: List.generate(AudioService.queue.length, (int i) {
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Track t = Track.fromMediaItem(AudioService.queue[i]);
return TrackTile(
t,
onTap: () async {
await AudioService.playFromMediaId(t.id);
Navigator.of(context).pop();
},
key: Key(t.id),
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);
}),
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)
);
}
}