tsacdop-podcast-app-android/lib/podcasts/podcastmanage.dart

600 lines
28 KiB
Dart

import 'dart:math' as math;
import 'package:flutter/gestures.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:provider/provider.dart';
import 'package:line_icons/line_icons.dart';
import 'package:fluttertoast/fluttertoast.dart';
import '../state/podcast_group.dart';
import '../podcasts/podcastgroup.dart';
import '../podcasts/podcastlist.dart';
import '../util/pageroute.dart';
import '../util/context_extension.dart';
import 'custom_tabview.dart';
class PodcastManage extends StatefulWidget {
@override
_PodcastManageState createState() => _PodcastManageState();
}
class _PodcastManageState extends State<PodcastManage>
with TickerProviderStateMixin {
bool _showSetting;
double _menuValue;
AnimationController _controller;
AnimationController _menuController;
Animation _animation;
Animation _menuAnimation;
double _fraction;
int _index;
double _scroll;
@override
void initState() {
super.initState();
_showSetting = false;
_fraction = 0;
_menuValue = 0;
_scroll = 0;
_index = 0;
_menuController = AnimationController(
duration: const Duration(milliseconds: 300), vsync: this);
_controller = AnimationController(
duration: const Duration(milliseconds: 500), vsync: this);
_animation = Tween(begin: 0.0, end: 1.0).animate(_controller)
..addListener(() {
if (mounted)
setState(() {
_fraction = _animation.value;
});
});
_menuAnimation = Tween(begin: 0.0, end: 1.0).animate(
CurvedAnimation(parent: _menuController, curve: Curves.easeIn))
..addListener(() {
if (mounted) setState(() => _menuValue = _menuAnimation.value);
});
_controller.addStatusListener((status) {
if (status == AnimationStatus.completed) {
_controller.stop();
} else if (status == AnimationStatus.dismissed) {
_controller.stop();
}
});
}
@override
void dispose() {
_controller.dispose();
_menuController.dispose();
super.dispose();
}
Widget _saveButton(BuildContext context) {
return Consumer<GroupList>(
builder: (_, groupList, __) {
if (groupList.orderChanged.contains(groupList.groups[_index])) {
_controller.forward();
} else if (_fraction > 0) {
_controller.reverse();
}
return Transform(
alignment: FractionalOffset(0.5, 0.5),
transform: Matrix4.rotationY(math.pi * _fraction),
child: Container(
child: InkWell(
child: Container(
width: 50,
height: 50,
decoration: BoxDecoration(
color: _fraction > 0.5
? Colors.red
: Theme.of(context).accentColor,
shape: BoxShape.circle,
boxShadow: [
BoxShadow(
color: Colors.grey[700].withOpacity(0.5),
blurRadius: 1,
offset: Offset(1, 1),
),
]),
alignment: Alignment.center,
child: _fraction > 0.5
? Icon(LineIcons.save_solid, color: Colors.white)
: AnimatedIcon(
color: Colors.white,
icon: AnimatedIcons.menu_close,
progress: _menuController,
),
// color: Colors.white,
),
onTap: () async {
if (_fraction == 0) {
!_showSetting
? _menuController.forward()
: await _menuController.reverse();
setState(() {
_showSetting = !_showSetting;
});
} else {
groupList.saveOrder(groupList.groups[_index]);
groupList.drlFromOrderChanged(groupList.groups[_index].name);
Fluttertoast.showToast(
msg: 'Setting Saved',
gravity: ToastGravity.BOTTOM,
);
_controller.reverse();
}
},
),
),
);
},
);
}
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(
appBar: AppBar(
centerTitle: true,
title: Text('Groups'),
actions: <Widget>[
IconButton(
onPressed: () => showGeneralDialog(
context: context,
barrierDismissible: true,
barrierLabel: MaterialLocalizations.of(context)
.modalBarrierDismissLabel,
barrierColor: Colors.black54,
transitionDuration: const Duration(milliseconds: 200),
pageBuilder: (BuildContext context, Animation animaiton,
Animation secondaryAnimation) =>
AddGroup()),
icon: Icon(Icons.add)),
OrderMenu(),
],
),
body: WillPopScope(
onWillPop: () async {
await Provider.of<GroupList>(context, listen: false)
.clearOrderChanged();
return true;
},
child: Consumer<GroupList>(builder: (_, groupList, __) {
bool _isLoading = groupList.isLoading;
List<PodcastGroup> _groups = groupList.groups;
return _isLoading
? Center()
: Stack(
children: <Widget>[
Container(
color: context.scaffoldBackgroundColor,
child: CustomTabView(
itemCount: _groups.length,
tabBuilder: (context, index) => Tab(
child: Container(
height: 30.0,
padding: EdgeInsets.symmetric(horizontal: 10.0),
alignment: Alignment.center,
decoration: BoxDecoration(
color: (_scroll - index).abs() > 1
? Colors.grey[300]
: Colors.grey[300]
.withOpacity((_scroll - index).abs()),
borderRadius:
BorderRadius.all(Radius.circular(15)),
),
child: Text(
_groups[index].name,
)),
),
pageBuilder: (context, index) => Container(
key: ValueKey(_groups[index].name),
child: PodcastGroupList(group: _groups[index])),
onPositionChange: (value) =>
setState(() => _index = value),
onScroll: (value) => setState(() => _scroll = value),
),
),
_showSetting
? Positioned.fill(
top: 50,
child: GestureDetector(
onTap: () async {
await _menuController.reverse();
setState(() => _showSetting = false);
},
child: Container(
color: Theme.of(context)
.scaffoldBackgroundColor
.withOpacity(0.5 * _menuController.value),
),
),
)
: Center(),
Positioned(
right: 30,
bottom: 30,
child: _saveButton(context),
),
_showSetting
? Positioned(
right: 30 * _menuValue,
bottom: 100,
child: Container(
alignment: Alignment.centerRight,
child: Column(
mainAxisAlignment: MainAxisAlignment.start,
crossAxisAlignment: CrossAxisAlignment.end,
children: <Widget>[
Material(
color: Colors.transparent,
child: InkWell(
onTap: () {
_menuController.reverse();
setState(() => _showSetting = false);
_index == 0
? Fluttertoast.showToast(
msg:
'Home group is not supported',
gravity: ToastGravity.BOTTOM,
)
: showGeneralDialog(
context: context,
barrierDismissible: true,
barrierLabel:
MaterialLocalizations.of(
context)
.modalBarrierDismissLabel,
barrierColor: Colors.black54,
transitionDuration:
const Duration(
milliseconds: 300),
pageBuilder: (BuildContext
context,
Animation animaiton,
Animation
secondaryAnimation) =>
RenameGroup(
group: _groups[_index],
));
},
child: Container(
height: 30.0,
decoration: BoxDecoration(
color: Colors.grey[700],
borderRadius: BorderRadius.all(
Radius.circular(10.0))),
padding: EdgeInsets.symmetric(
horizontal: 10),
child: Row(
children: <Widget>[
Icon(
Icons.text_fields,
color: Colors.white,
size: 15.0,
),
Padding(
padding: EdgeInsets.symmetric(
horizontal: 5.0),
),
Text('Edit Name',
style: TextStyle(
color: Colors.white)),
],
),
),
),
),
Padding(
padding: EdgeInsets.symmetric(
vertical: 10.0)),
Material(
color: Colors.transparent,
child: InkWell(
onTap: () {
_menuController.reverse();
setState(() => _showSetting = false);
_index == 0
? Fluttertoast.showToast(
msg:
'Home group is not supported',
gravity: ToastGravity.BOTTOM,
)
: showGeneralDialog(
context: context,
barrierDismissible: true,
barrierLabel:
MaterialLocalizations.of(
context)
.modalBarrierDismissLabel,
barrierColor: Colors.black54,
transitionDuration:
const Duration(
milliseconds: 300),
pageBuilder: (BuildContext
context,
Animation animaiton,
Animation
secondaryAnimation) =>
AnnotatedRegion<
SystemUiOverlayStyle>(
value:
SystemUiOverlayStyle(
statusBarIconBrightness:
Brightness.light,
systemNavigationBarColor:
Theme.of(context)
.brightness ==
Brightness
.light
? Color
.fromRGBO(
113,
113,
113,
1)
: Color
.fromRGBO(
15,
15,
15,
1),
),
child: AlertDialog(
elevation: 1,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius
.all(Radius
.circular(
10.0))),
titlePadding:
EdgeInsets.only(
top: 20,
left: 20,
right: 200,
bottom: 20),
title: Text(
'Delete confirm'),
content: Text(
'Are you sure you want to delete this group?' +
'Podcasts will be moved to Home group.'),
actions: <Widget>[
FlatButton(
onPressed: () =>
Navigator.of(
context)
.pop(),
child: Text(
'CANCEL',
style: TextStyle(
color: Colors
.grey[
600]),
),
),
FlatButton(
onPressed: () {
if (_index ==
groupList
.groups
.length -
1) {
setState(() {
_index =
_index -
1;
_scroll = 0;
});
groupList.delGroup(
_groups[
_index +
1]);
} else {
groupList.delGroup(
_groups[
_index]);
}
Navigator.of(
context)
.pop();
},
child: Text(
'CONFIRM',
style: TextStyle(
color: Colors
.red),
),
)
],
),
));
},
child: Container(
height: 30,
decoration: BoxDecoration(
color: Colors.grey[700],
borderRadius: BorderRadius.all(
Radius.circular(10.0))),
padding: EdgeInsets.symmetric(
horizontal: 10),
child: Row(
children: <Widget>[
Icon(
Icons.delete_outline,
color: Colors.red,
size: 15.0,
),
Padding(
padding: EdgeInsets.symmetric(
horizontal: 5.0),
),
Text('Delete',
style: TextStyle(
color: Colors.red)),
],
),
),
),
),
],
),
),
)
: Center(),
],
);
}),
),
),
);
}
}
class OrderMenu extends StatelessWidget {
@override
Widget build(BuildContext context) {
return PopupMenuButton(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.all(Radius.circular(10))),
elevation: 2,
tooltip: 'Menu',
itemBuilder: (context) => [
PopupMenuItem(
value: 1,
child: Row(
children: <Widget>[
Icon(Icons.all_out),
Padding(
padding: EdgeInsets.symmetric(horizontal: 5.0),
),
Text('All Podcasts'),
],
),
),
],
onSelected: (value) {
if (value == 1) {
Navigator.push(context, ScaleRoute(page: PodcastList()));
}
},
);
}
}
class AddGroup extends StatefulWidget {
@override
_AddGroupState createState() => _AddGroupState();
}
class _AddGroupState extends State<AddGroup> {
TextEditingController _controller;
String _newGroup;
int _error;
@override
void initState() {
super.initState();
_error = 0;
_controller = TextEditingController();
}
@override
void dispose() {
_controller.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
var groupList = Provider.of<GroupList>(context);
List list = groupList.groups.map((e) => e.name).toList();
return AnnotatedRegion<SystemUiOverlayStyle>(
value: SystemUiOverlayStyle(
statusBarIconBrightness: Brightness.light,
systemNavigationBarColor:
Theme.of(context).brightness == Brightness.light
? Color.fromRGBO(113, 113, 113, 1)
: Color.fromRGBO(5, 5, 5, 1),
),
child: AlertDialog(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.all(Radius.circular(10))),
elevation: 1,
contentPadding: EdgeInsets.symmetric(horizontal: 20),
titlePadding:
EdgeInsets.only(top: 20, left: 20, right: 200, bottom: 20),
actionsPadding: EdgeInsets.all(0),
actions: <Widget>[
FlatButton(
onPressed: () => Navigator.of(context).pop(),
child: Text(
'CANCEL',
style: TextStyle(color: Colors.grey[600]),
),
),
FlatButton(
onPressed: () async {
if (list.contains(_newGroup)) {
setState(() => _error = 1);
} else {
groupList.addGroup(PodcastGroup(_newGroup));
Navigator.of(context).pop();
}
},
child: Text('DONE',
style: TextStyle(color: Theme.of(context).accentColor)),
)
],
title: Text('Create new group'),
content: Column(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
TextField(
decoration: InputDecoration(
contentPadding: EdgeInsets.symmetric(horizontal: 10),
hintText: 'New Group',
hintStyle: TextStyle(fontSize: 18),
filled: true,
focusedBorder: UnderlineInputBorder(
borderSide: BorderSide(
color: Theme.of(context).accentColor, width: 2.0),
),
enabledBorder: UnderlineInputBorder(
borderSide: BorderSide(
color: Theme.of(context).accentColor, width: 2.0),
),
),
cursorRadius: Radius.circular(2),
autofocus: true,
maxLines: 1,
controller: _controller,
onChanged: (value) {
_newGroup = value;
},
),
Container(
alignment: Alignment.centerLeft,
child: (_error == 1)
? Text(
'Group existed',
style: TextStyle(color: Colors.red[400]),
)
: Center(),
),
],
),
),
);
}
}