1
0
mirror of https://github.com/stonega/tsacdop synced 2024-12-17 18:59:47 +01:00
tsacdop-podcast-app-android/lib/home/home_groups.dart
2020-05-07 00:50:32 +08:00

773 lines
35 KiB
Dart

import 'dart:io';
import 'dart:async';
import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:fluttertoast/fluttertoast.dart';
import 'package:tuple/tuple.dart';
import 'package:line_icons/line_icons.dart';
import '../type/episodebrief.dart';
import '../state/podcast_group.dart';
import '../type/podcastlocal.dart';
import '../state/audiostate.dart';
import '../util/custompaint.dart';
import '../util/pageroute.dart';
import '../util/colorize.dart';
import '../util/context_extension.dart';
import '../local_storage/sqflite_localpodcast.dart';
import '../episodes/episodedetail.dart';
import '../podcasts/podcastdetail.dart';
import '../podcasts/podcastmanage.dart';
class ScrollPodcasts extends StatefulWidget {
@override
_ScrollPodcastsState createState() => _ScrollPodcastsState();
}
class _ScrollPodcastsState extends State<ScrollPodcasts> {
int _groupIndex;
Future<int> getPodcastUpdateCounts(String id) async {
var dbHelper = DBHelper();
return await dbHelper.getPodcastUpdateCounts(id);
}
@override
void initState() {
super.initState();
_groupIndex = 0;
}
Widget _circleContainer(BuildContext context) => Container(
margin: EdgeInsets.symmetric(horizontal: 10),
height: 50,
width: 50,
decoration:
BoxDecoration(shape: BoxShape.circle, color: context.primaryColor),
);
@override
Widget build(BuildContext context) {
double _width = MediaQuery.of(context).size.width;
return Consumer<GroupList>(builder: (_, groupList, __) {
var groups = groupList.groups;
bool isLoading = groupList.isLoading;
return isLoading
? Container(
height: (_width - 20) / 3 + 140,
)
: groups[_groupIndex].podcastList.length == 0
? Container(
height: (_width - 20) / 3 + 140,
child: Column(
mainAxisAlignment: MainAxisAlignment.start,
mainAxisSize: MainAxisSize.min,
children: <Widget>[
GestureDetector(
onVerticalDragEnd: (event) {
if (event.primaryVelocity > 200) {
if (groups.length == 1) {
Fluttertoast.showToast(
msg: 'Add some groups',
gravity: ToastGravity.BOTTOM,
);
} else {
if (mounted)
setState(() {
(_groupIndex != 0)
? _groupIndex--
: _groupIndex = groups.length - 1;
});
}
} else if (event.primaryVelocity < -200) {
if (groups.length == 1) {
Fluttertoast.showToast(
msg: 'Add some groups',
gravity: ToastGravity.BOTTOM,
);
} else {
setState(() {
(_groupIndex < groups.length - 1)
? _groupIndex++
: _groupIndex = 0;
});
}
}
},
child: Column(
children: <Widget>[
Container(
child: Row(
children: <Widget>[
Container(
padding: EdgeInsets.symmetric(
horizontal: 15.0),
child: Text(
groups[_groupIndex].name,
style: Theme.of(context)
.textTheme
.bodyText1
.copyWith(
color: Theme.of(context)
.accentColor),
)),
Spacer(),
Container(
height: 30,
padding:
EdgeInsets.symmetric(horizontal: 15),
alignment: Alignment.bottomRight,
child: InkWell(
onTap: () {
Navigator.push(
context,
SlideLeftRoute(
page: PodcastManage()),
);
},
child: Container(
height: 30,
padding: EdgeInsets.all(5.0),
child: Text(
'See All',
style: Theme.of(context)
.textTheme
.bodyText1
.copyWith(
color: Theme.of(context)
.accentColor),
)),
),
),
],
),
),
Container(
height: 70,
color:
Theme.of(context).scaffoldBackgroundColor,
child: Row(
children: <Widget>[
_circleContainer(context),
_circleContainer(context),
_circleContainer(context)
],
)),
],
)),
Container(
height: (_width - 20) / 3 + 40,
color: Theme.of(context).primaryColor,
margin: EdgeInsets.symmetric(horizontal: 15),
child: Center(
child: _groupIndex == 0
? Text.rich(TextSpan(
style: context.textTheme.headline6
.copyWith(height: 2),
children: [
TextSpan(
text: 'Welcome to Tsacdop\n',
style: context.textTheme.headline6
.copyWith(
color: context.accentColor)),
TextSpan(
text: 'Get started\n',
style: context.textTheme.headline6
.copyWith(
color: context.accentColor)),
TextSpan(text: 'Tap '),
WidgetSpan(
child:
Icon(Icons.add_circle_outline)),
TextSpan(text: ' to subscribe podcasts')
],
))
: Text('No podcast in this group',
style: TextStyle(
color: context.textTheme.bodyText2.color
.withOpacity(0.5)))),
),
],
),
)
: DefaultTabController(
length: groups[_groupIndex].podcastList.length,
child: Column(
mainAxisAlignment: MainAxisAlignment.start,
mainAxisSize: MainAxisSize.min,
children: <Widget>[
GestureDetector(
onVerticalDragEnd: (event) {
if (event.primaryVelocity > 200) {
if (groups.length == 1) {
Fluttertoast.showToast(
msg: 'Add some groups',
gravity: ToastGravity.BOTTOM,
);
} else {
if (mounted)
setState(() {
(_groupIndex != 0)
? _groupIndex--
: _groupIndex = groups.length - 1;
});
}
} else if (event.primaryVelocity < -200) {
if (groups.length == 1) {
Fluttertoast.showToast(
msg: 'Add some groups',
gravity: ToastGravity.BOTTOM,
);
} else {
setState(() {
(_groupIndex < groups.length - 1)
? _groupIndex++
: _groupIndex = 0;
});
}
}
},
child: Column(
children: <Widget>[
Container(
child: Row(
children: <Widget>[
Container(
padding: EdgeInsets.symmetric(
horizontal: 15.0),
child: Text(
groups[_groupIndex].name,
style: Theme.of(context)
.textTheme
.bodyText1
.copyWith(
color: Theme.of(context)
.accentColor),
)),
Spacer(),
Container(
height: 30.0,
padding:
EdgeInsets.symmetric(horizontal: 15),
alignment: Alignment.bottomRight,
child: InkWell(
onTap: () {
Navigator.push(
context,
SlideLeftRoute(page: PodcastManage()),
);
},
child: Container(
height: 30,
padding: EdgeInsets.all(5.0),
child: Text(
'See All',
style: Theme.of(context)
.textTheme
.bodyText1
.copyWith(
color: Theme.of(context)
.accentColor),
)),
),
),
],
),
),
Container(
height: 70,
width: _width,
alignment: Alignment.centerLeft,
color: context.scaffoldBackgroundColor,
child: TabBar(
labelPadding: EdgeInsets.only(
top: 5.0,
bottom: 10.0,
left: 6.0,
right: 6.0),
indicator: CircleTabIndicator(
color: Theme.of(context).accentColor,
radius: 3),
isScrollable: true,
tabs: groups[_groupIndex]
.podcasts
.map<Widget>((PodcastLocal podcastLocal) {
return Tab(
child: ClipRRect(
borderRadius: BorderRadius.all(
Radius.circular(25.0)),
child: Stack(
alignment: Alignment.bottomCenter,
children: <Widget>[
LimitedBox(
maxHeight: 50,
maxWidth: 50,
child: Image.file(File(
"${podcastLocal.imagePath}")),
),
FutureBuilder<int>(
future: getPodcastUpdateCounts(
podcastLocal.id),
initialData: 0,
builder: (context, snapshot) {
return snapshot.data > 0
? Container(
alignment:
Alignment.center,
height: 10,
width: 40,
color: Colors.black54,
child: Text('New',
style: TextStyle(
color:
Colors.red,
fontSize: 8,
fontStyle:
FontStyle
.italic)),
)
: Center();
}),
],
),
),
);
}).toList(),
),
),
],
),
),
Container(
height: (_width - 20) / 3 + 40,
margin: EdgeInsets.only(left: 10, right: 10),
decoration: BoxDecoration(
color: Theme.of(context).scaffoldBackgroundColor,
),
child: TabBarView(
children: groups[_groupIndex]
.podcasts
.map<Widget>((PodcastLocal podcastLocal) {
return Container(
decoration: BoxDecoration(
color: Theme.of(context).brightness ==
Brightness.light
? Theme.of(context).primaryColor
: Colors.black12),
margin: EdgeInsets.symmetric(horizontal: 5.0),
key: ObjectKey(podcastLocal.title),
child: PodcastPreview(
podcastLocal: podcastLocal,
),
);
}).toList(),
),
),
],
),
);
});
}
}
class PodcastPreview extends StatefulWidget {
final PodcastLocal podcastLocal;
PodcastPreview({this.podcastLocal, Key key}) : super(key: key);
@override
_PodcastPreviewState createState() => _PodcastPreviewState();
}
class _PodcastPreviewState extends State<PodcastPreview> {
Future<List<EpisodeBrief>> _getRssItemTop(PodcastLocal podcastLocal) async {
var dbHelper = DBHelper();
List<EpisodeBrief> episodes = await dbHelper.getRssItemTop(podcastLocal.id);
return episodes;
}
@override
Widget build(BuildContext context) {
Color _c = (Theme.of(context).brightness == Brightness.light)
? widget.podcastLocal.primaryColor.colorizedark()
: widget.podcastLocal.primaryColor.colorizeLight();
return Column(
children: <Widget>[
Expanded(
child: Container(
child: FutureBuilder<List<EpisodeBrief>>(
future: _getRssItemTop(widget.podcastLocal),
builder: (context, snapshot) {
if (snapshot.hasError) {
print(snapshot.error);
Center();
}
return (snapshot.hasData)
? ShowEpisode(
episodes: snapshot.data,
podcastLocal: widget.podcastLocal,
)
: Container(
padding: EdgeInsets.all(5.0),
);
},
),
),
),
Container(
height: 40,
padding: EdgeInsets.symmetric(horizontal: 10.0),
alignment: Alignment.center,
child: Row(
mainAxisAlignment: MainAxisAlignment.start,
children: <Widget>[
Expanded(
flex: 4,
child: Text(widget.podcastLocal.title,
maxLines: 1,
overflow: TextOverflow.visible,
style: TextStyle(fontWeight: FontWeight.bold, color: _c)),
),
Expanded(
flex: 1,
child: Container(
alignment: Alignment.centerRight,
child: Material(
color: Colors.transparent,
child: IconButton(
icon: Icon(Icons.arrow_forward),
tooltip: 'See All',
onPressed: () {
Navigator.push(
context,
SlideLeftRoute(
page: PodcastDetail(
podcastLocal: widget.podcastLocal,
)),
);
},
),
),
),
),
],
),
),
],
);
}
}
class ShowEpisode extends StatelessWidget {
final List<EpisodeBrief> episodes;
final PodcastLocal podcastLocal;
ShowEpisode({Key key, this.episodes, this.podcastLocal}) : super(key: key);
String _stringForSeconds(double seconds) {
if (seconds == null) return null;
return '${(seconds ~/ 60)}:${(seconds.truncate() % 60).toString().padLeft(2, '0')}';
}
_showPopupMenu(Offset offset, EpisodeBrief episode, BuildContext context,
bool isPlaying, bool isInPlaylist) async {
var audio = Provider.of<AudioPlayerNotifier>(context, listen: false);
double left = offset.dx;
double top = offset.dy;
await showMenu<int>(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.all(Radius.circular(10))),
context: context,
position: RelativeRect.fromLTRB(left, top, context.width - left, 0),
items: <PopupMenuEntry<int>>[
PopupMenuItem(
value: 0,
child: Row(
mainAxisAlignment: MainAxisAlignment.start,
mainAxisSize: MainAxisSize.max,
children: <Widget>[
Icon(
LineIcons.play_circle_solid,
color: Theme.of(context).accentColor,
),
Padding(
padding: EdgeInsets.symmetric(horizontal: 2),
),
!isPlaying ? Text('Play') : Text('Playing'),
],
),
),
PopupMenuItem(
value: 1,
child: Row(
children: <Widget>[
Icon(
LineIcons.clock_solid,
color: Colors.red,
),
Padding(
padding: EdgeInsets.symmetric(horizontal: 2),
),
!isInPlaylist ? Text('Later') : Text('Remove')
],
)),
],
elevation: 5.0,
).then((value) {
if (value == 0) {
if (!isPlaying) audio.episodeLoad(episode);
} else if (value == 1) {
if (!isInPlaylist) {
audio.addToPlaylist(episode);
Fluttertoast.showToast(
msg: 'Added to playlist',
gravity: ToastGravity.BOTTOM,
);
} else {
audio.delFromPlaylist(episode);
Fluttertoast.showToast(
msg: 'Removed from playlist',
gravity: ToastGravity.BOTTOM,
);
}
}
});
}
@override
Widget build(BuildContext context) {
double _width = context.width;
Offset offset;
return CustomScrollView(
physics: NeverScrollableScrollPhysics(),
primary: false,
slivers: <Widget>[
SliverPadding(
padding: const EdgeInsets.all(5.0),
sliver: SliverGrid(
gridDelegate: SliverGridDelegateWithFixedCrossAxisCount(
childAspectRatio: 1.5,
crossAxisCount: 2,
mainAxisSpacing: 6.0,
crossAxisSpacing: 6.0,
),
delegate: SliverChildBuilderDelegate(
(BuildContext context, int index) {
Color _c = (Theme.of(context).brightness == Brightness.light)
? podcastLocal.primaryColor.colorizedark()
: podcastLocal.primaryColor.colorizeLight();
return Selector<AudioPlayerNotifier,
Tuple2<EpisodeBrief, List<String>>>(
selector: (_, audio) => Tuple2(
audio?.episode,
audio.queue.playlist.map((e) => e.enclosureUrl).toList(),
),
builder: (_, data, __) => Container(
decoration: BoxDecoration(
borderRadius: BorderRadius.all(Radius.circular(5.0)),
color: Theme.of(context).scaffoldBackgroundColor,
),
alignment: Alignment.center,
child: Material(
color: Colors.transparent,
child: InkWell(
borderRadius: BorderRadius.all(Radius.circular(5.0)),
onTapDown: (details) => offset = Offset(
details.globalPosition.dx,
details.globalPosition.dy),
onLongPress: () => _showPopupMenu(
offset,
episodes[index],
context,
data.item1 == episodes[index],
data.item2.contains(episodes[index].enclosureUrl)),
onTap: () {
Navigator.push(
context,
ScaleRoute(
page: EpisodeDetail(
episodeItem: episodes[index],
heroTag: 'scroll',
//unique hero tag
)),
);
},
child: Container(
padding: EdgeInsets.all(10.0),
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
Expanded(
flex: 2,
child: Row(
mainAxisAlignment: MainAxisAlignment.start,
children: <Widget>[
Hero(
tag: episodes[index].enclosureUrl +
'scroll',
child: Container(
height: _width / 18,
width: _width / 18,
child: CircleAvatar(
backgroundImage: FileImage(File(
"${podcastLocal.imagePath}")),
),
),
),
Spacer(),
Selector<AudioPlayerNotifier,
Tuple2<EpisodeBrief, bool>>(
selector: (_, audio) => Tuple2(
audio.episode, audio.playerRunning),
builder: (_, data, __) {
return (episodes[index]
.enclosureUrl ==
data.item1
?.enclosureUrl &&
data.item2)
? Container(
height: 20,
width: 20,
margin: EdgeInsets.symmetric(
horizontal: 2),
decoration: BoxDecoration(
shape: BoxShape.circle,
),
child: WaveLoader(
color:
context.accentColor))
: Center();
}),
episodes[index].isNew == 1
? Text(
'New',
style: TextStyle(
color: Colors.red,
fontStyle: FontStyle.italic),
)
: Center(),
],
),
),
Expanded(
flex: 5,
child: Container(
padding: EdgeInsets.only(top: 2.0),
alignment: Alignment.topLeft,
child: Text(
episodes[index].title,
style: TextStyle(
//fontSize: _width / 32,
),
maxLines: 4,
overflow: TextOverflow.fade,
),
),
),
Expanded(
flex: 1,
child: Row(
children: <Widget>[
Container(
alignment: Alignment.bottomLeft,
child: Text(
episodes[index].dateToString(),
//podcast[index].pubDate.substring(4, 16),
style: TextStyle(
fontSize: _width / 35,
color: _c,
fontStyle: FontStyle.italic,
),
),
),
Spacer(),
episodes[index].duration != 0
? Container(
alignment: Alignment.center,
child: Text(
_stringForSeconds(
episodes[index]
.duration
.toDouble())
.toString(),
style: TextStyle(
fontSize: _width / 35,
// color: _c,
// fontStyle: FontStyle.italic,
),
),
)
: Center(),
episodes[index].duration == 0 ||
episodes[index].enclosureLength ==
null ||
episodes[index].enclosureLength ==
0
? Center()
: Text(
'|',
style: TextStyle(
fontSize: _width / 35,
// color: _c,
// fontStyle: FontStyle.italic,
),
),
episodes[index].enclosureLength != null &&
episodes[index].enclosureLength !=
0
? Container(
alignment: Alignment.center,
child: Text(
((episodes[index]
.enclosureLength) ~/
1000000)
.toString() +
'MB',
style: TextStyle(
fontSize: _width / 35),
),
)
: Center(),
],
)),
],
),
),
),
),
),
);
},
childCount: (episodes.length > 2) ? 2 : episodes.length,
),
),
),
],
);
}
}
//Circle Indicator
class CircleTabIndicator extends Decoration {
final BoxPainter _painter;
CircleTabIndicator({@required Color color, @required double radius})
: _painter = _CirclePainter(color, radius);
@override
BoxPainter createBoxPainter([onChanged]) => _painter;
}
class _CirclePainter extends BoxPainter {
final Paint _paint;
final double radius;
_CirclePainter(Color color, this.radius)
: _paint = Paint()
..color = color
..isAntiAlias = true;
@override
void paint(Canvas canvas, Offset offset, ImageConfiguration cfg) {
final Offset circleOffset =
offset + Offset(cfg.size.width / 2, cfg.size.height - radius);
canvas.drawCircle(circleOffset, radius, _paint);
}
}