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tsacdop-podcast-app-android/lib/settings/history.dart
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Dart

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:fl_chart/fl_chart.dart';
import 'package:intl/intl.dart';
import 'package:tsacdop/local_storage/sqflite_localpodcast.dart';
import 'package:tsacdop/class/audiostate.dart';
import 'package:tsacdop/class/sub_history.dart';
class PlayedHistory extends StatefulWidget {
@override
_PlayedHistoryState createState() => _PlayedHistoryState();
}
class _PlayedHistoryState extends State<PlayedHistory>
with SingleTickerProviderStateMixin {
Future<List<PlayHistory>> getPlayHistory() async {
DBHelper dbHelper = DBHelper();
List<PlayHistory> playHistory;
playHistory = await dbHelper.getPlayHistory();
await Future.forEach(playHistory, (playHistory) async {
await playHistory.getEpisode();
});
return playHistory;
}
Future<List<SubHistory>> getSubHistory() async {
DBHelper dbHelper = DBHelper();
return await dbHelper.getSubHistory();
}
static String _stringForSeconds(double seconds) {
if (seconds == null) return null;
return '${(seconds ~/ 60)}:${(seconds.truncate() % 60).toString().padLeft(2, '0')}';
}
TabController _controller;
List<int> list = const [0, 1, 2, 3, 4, 5, 6];
Future<List<FlSpot>> getData() async {
var dbHelper = DBHelper();
List<FlSpot> stats = [];
await Future.forEach(list, (day) async {
double mins = await dbHelper.listenMins(7 - day);
stats.add(FlSpot(day.toDouble(), mins));
});
return stats;
}
@override
void initState() {
super.initState();
_controller = TabController(length: 2, vsync: this);
}
@override
void dispose() {
_controller.dispose();
super.dispose();
}
double top = 0;
@override
Widget build(BuildContext context) {
return AnnotatedRegion<SystemUiOverlayStyle>(
value: SystemUiOverlayStyle(
statusBarIconBrightness: Theme.of(context).accentColorBrightness,
systemNavigationBarColor: Theme.of(context).primaryColor,
systemNavigationBarIconBrightness:
Theme.of(context).accentColorBrightness,
//statusBarColor: Theme.of(context).primaryColor,
),
child: Scaffold(
backgroundColor: Theme.of(context).primaryColor,
body: SafeArea(
child: NestedScrollView(
headerSliverBuilder: (BuildContext context, bool innerBoxScrolled) {
return <Widget>[
SliverAppBar(
backgroundColor: Theme.of(context).primaryColor,
elevation: 0,
expandedHeight: 260,
floating: false,
pinned: true,
flexibleSpace: LayoutBuilder(
builder:
(BuildContext context, BoxConstraints constraints) {
top = constraints.biggest.height;
return FlexibleSpaceBar(
title: top < 70 + MediaQuery.of(context).padding.top
? Text(
'History',
)
: Center(),
background: Padding(
padding: EdgeInsets.only(
top: 50, left: 50, right: 50, bottom: 30),
child: FutureBuilder<List<FlSpot>>(
future: getData(),
builder: (context, snapshot) {
return snapshot.hasData
? HistoryChart(snapshot.data)
: Center();
}),
),
);
},
),
),
SliverPersistentHeader(
delegate: _SliverAppBarDelegate(
TabBar(
controller: _controller,
tabs: <Widget>[
Tab(
child: Text('Listen'),
),
Tab(
child: Text('Subscribe'),
)
],
),
Theme.of(context).primaryColor),
pinned: true,
),
];
},
body: TabBarView(controller: _controller, children: <Widget>[
FutureBuilder<List<PlayHistory>>(
future: getPlayHistory(),
builder: (context, snapshot) {
double _width = MediaQuery.of(context).size.width;
return snapshot.hasData
? ListView.builder(
shrinkWrap: true,
scrollDirection: Axis.vertical,
itemCount: snapshot.data.length,
itemBuilder: (BuildContext context, int index) {
return Container(
color: Theme.of(context).scaffoldBackgroundColor,
child: Column(
children: <Widget>[
ListTile(
title: Column(
mainAxisAlignment:
MainAxisAlignment.start,
crossAxisAlignment:
CrossAxisAlignment.start,
children: <Widget>[
Text(
DateFormat.yMd().add_jm().format(
snapshot.data[index].playdate),
style: TextStyle(
color: const Color(0xff67727d),
fontSize: 15,
fontStyle: FontStyle.italic),
),
Text(
snapshot.data[index].title,
maxLines: 2,
overflow: TextOverflow.ellipsis,
),
],
),
subtitle: Container(
width: _width,
child: Row(
children: <Widget>[
Icon(
Icons.timelapse,
color: Colors.grey[400],
),
Container(
height: 2,
decoration: BoxDecoration(
border: Border(
bottom: BorderSide(
color: Colors.grey[400],
width: 2.0))),
width: _width *
snapshot.data[index]
.seekValue <
(_width - 120)
? _width *
snapshot
.data[index].seekValue
: _width - 120,
),
Padding(
padding: EdgeInsets.symmetric(
horizontal: 2),
),
Container(
width: 50,
alignment: Alignment.center,
decoration: BoxDecoration(
color: Theme.of(context)
.accentColor,
borderRadius: BorderRadius.all(
Radius.circular(10))),
padding: EdgeInsets.all(2),
child: Text(
_stringForSeconds(
snapshot.data[index].seconds),
style: TextStyle(
color: Colors.white),
),
),
],
),
),
),
// Divider(height: 2),
],
),
);
})
: Center(
child: CircularProgressIndicator(),
);
},
),
FutureBuilder<List<SubHistory>>(
future: getSubHistory(),
builder: (context, snapshot) {
return snapshot.hasData
? ListView.builder(
shrinkWrap: true,
scrollDirection: Axis.vertical,
itemCount: snapshot.data.length,
itemBuilder: (BuildContext context, int index) {
bool _status = snapshot.data[index].status;
return Container(
color: Theme.of(context).scaffoldBackgroundColor,
child: Column(
children: <Widget>[
ListTile(
enabled: _status,
title: Column(
mainAxisAlignment:
MainAxisAlignment.start,
crossAxisAlignment:
CrossAxisAlignment.start,
children: <Widget>[
Text(
DateFormat.yMd().add_jm().format(
snapshot.data[index].subDate),
style: TextStyle(
color: const Color(0xff67727d),
fontSize: 15,
fontStyle: FontStyle.italic),
),
Text(snapshot.data[index].title),
],
),
subtitle: Row(
children: <Widget>[
_status
? Text(DateTime.now()
.difference(snapshot
.data[index].subDate)
.inDays
.toString() +
' days')
: Text(snapshot.data[index].delDate
.difference(snapshot
.data[index].subDate)
.inDays
.toString() +
' days'),
Spacer(),
!_status
? Text(
'Removed at ' +
DateFormat.yMd()
.add_jm()
.format(snapshot
.data[index]
.delDate),
style: TextStyle(
color: Colors.red),
)
: Center(),
],
),
),
Divider(
height: 2,
)
],
),
);
})
: Center(
child: CircularProgressIndicator(),
);
},
),
]),
),
),
),
);
}
}
class _SliverAppBarDelegate extends SliverPersistentHeaderDelegate {
_SliverAppBarDelegate(this._tabBar, this._color);
final Color _color;
final TabBar _tabBar;
@override
double get minExtent => _tabBar.preferredSize.height;
@override
double get maxExtent => _tabBar.preferredSize.height;
@override
Widget build(
BuildContext context, double shrinkOffset, bool overlapsContent) {
return new Container(
color: _color,
child: _tabBar,
);
}
@override
bool shouldRebuild(_SliverAppBarDelegate oldDelegate) {
return true;
}
}
class HistoryChart extends StatelessWidget {
final List<FlSpot> stats;
HistoryChart(this.stats);
@override
Widget build(BuildContext context) {
return SafeArea(
child: LineChart(
LineChartData(
backgroundColor: Colors.transparent,
gridData: FlGridData(
show: true,
drawHorizontalLine: true,
getDrawingHorizontalLine: (value) {
return value % 60 == 0
? FlLine(
color: Theme.of(context).brightness == Brightness.light
? Colors.grey[400]
: Colors.grey[700],
strokeWidth: 1,
)
: FlLine(color: Colors.transparent);
},
),
titlesData: FlTitlesData(
show: true,
bottomTitles: SideTitles(
textStyle: TextStyle(
color: const Color(0xff67727d),
fontWeight: FontWeight.bold,
fontSize: 12,
),
showTitles: true,
reservedSize: 10,
getTitles: (value) {
return DateFormat.E().format(DateTime.now()
.subtract(Duration(days: (7 - value.toInt()))));
},
margin: 5,
),
leftTitles: SideTitles(
showTitles: true,
textStyle: TextStyle(
color: const Color(0xff67727d),
fontWeight: FontWeight.bold,
fontSize: 12,
),
getTitles: (value) {
return value % 60 == 0 && value > 0 ? '${value ~/ 60}h' : '';
},
reservedSize: 20,
margin: 5,
),
),
borderData: FlBorderData(
show: false,
border: Border(
left: BorderSide(color: Colors.red, width: 2),
)),
lineBarsData: [
LineChartBarData(
spots: this.stats,
isCurved: false,
colors: [Theme.of(context).accentColor],
barWidth: 3,
isStrokeCapRound: true,
dotData: FlDotData(
show: true,
dotSize: 5,
dotColor: Theme.of(context).accentColor,
),
),
],
),
),
);
}
}