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mirror of https://github.com/stonega/tsacdop synced 2024-12-14 01:14:53 +01:00
tsacdop-podcast-app-android/lib/home/home.dart
2020-10-01 00:15:41 +08:00

1368 lines
59 KiB
Dart

import 'dart:async';
import 'dart:io';
import 'package:extended_nested_scroll_view/extended_nested_scroll_view.dart';
import 'package:feature_discovery/feature_discovery.dart';
import 'package:flutter/material.dart' hide NestedScrollView;
import 'package:flutter/services.dart';
import 'package:fluttertoast/fluttertoast.dart';
import 'package:line_icons/line_icons.dart';
import 'package:provider/provider.dart';
import 'package:tuple/tuple.dart';
import '../local_storage/key_value_storage.dart';
import '../local_storage/sqflite_localpodcast.dart';
import '../state/audio_state.dart';
import '../state/download_state.dart';
import '../state/podcast_group.dart';
import '../state/refresh_podcast.dart';
import '../state/setting_state.dart';
import '../type/episodebrief.dart';
import '../type/playlist.dart';
import '../util/audiopanel.dart';
import '../util/custom_popupmenu.dart';
import '../util/custom_widget.dart';
import '../util/episodegrid.dart';
import '../util/extension_helper.dart';
import 'audioplayer.dart';
import 'download_list.dart';
import 'home_groups.dart';
import 'home_menu.dart';
import 'import_ompl.dart';
import 'playlist.dart';
import 'search_podcast.dart';
const String addFeature = 'addFeature';
const String menuFeature = 'menuFeature';
const String playlistFeature = 'playlistFeature';
const String longTapFeature = 'longTapFeature';
const String groupsFeature = 'groupsFeature';
const String podcastFeature = 'podcastFeature';
class Home extends StatefulWidget {
@override
_HomeState createState() => _HomeState();
}
class _HomeState extends State<Home> with SingleTickerProviderStateMixin {
final GlobalKey<ScaffoldState> _scaffoldKey = GlobalKey<ScaffoldState>();
final GlobalKey<AudioPanelState> _playerKey = GlobalKey<AudioPanelState>();
TabController _controller;
Decoration _getIndicator(BuildContext context) {
return UnderlineTabIndicator(
borderSide: BorderSide(color: Theme.of(context).accentColor, width: 3),
insets: EdgeInsets.only(
left: 10.0,
right: 10.0,
top: 10.0,
));
}
final _androidAppRetain = MethodChannel("android_app_retain");
var feature1OverflowMode = OverflowMode.clipContent;
var feature1EnablePulsingAnimation = false;
@override
void initState() {
super.initState();
_controller = TabController(length: 3, vsync: this);
FeatureDiscovery.isDisplayed(context, addFeature).then((value) {
if (!value) {
WidgetsBinding.instance.addPostFrameCallback((_) {
FeatureDiscovery.discoverFeatures(
context,
const <String>{
addFeature,
menuFeature,
playlistFeature,
groupsFeature,
podcastFeature,
},
);
});
}
});
}
@override
void dispose() {
_controller.dispose();
super.dispose();
}
double top = 0;
@override
Widget build(BuildContext context) {
var width = MediaQuery.of(context).size.width;
var height = (width - 20) / 3 + 140;
var settings = Provider.of<SettingState>(context, listen: false);
final s = context.s;
return AnnotatedRegion<SystemUiOverlayStyle>(
value: SystemUiOverlayStyle(
systemNavigationBarIconBrightness:
Theme.of(context).accentColorBrightness,
statusBarIconBrightness: Theme.of(context).accentColorBrightness,
systemNavigationBarColor: Theme.of(context).primaryColor,
),
child: Scaffold(
key: _scaffoldKey,
body: WillPopScope(
onWillPop: () async {
if (_playerKey.currentState != null &&
_playerKey.currentState.initSize > 100) {
_playerKey.currentState.backToMini();
return false;
} else if (Platform.isAndroid) {
_androidAppRetain.invokeMethod('sendToBackground');
return false;
} else {
return true;
}
},
child: SafeArea(
child: Stack(
children: <Widget>[
Column(
children: <Widget>[
Expanded(
child: NestedScrollView(
innerScrollPositionKeyBuilder: () {
return Key('tab${_controller.index}');
},
pinnedHeaderSliverHeightBuilder: () => 50,
headerSliverBuilder: (context, innerBoxScrolled) {
return <Widget>[
SliverToBoxAdapter(
child: Column(
children: <Widget>[
SizedBox(
height: 50.0,
child: Row(
mainAxisAlignment:
MainAxisAlignment.spaceBetween,
children: <Widget>[
DescribedFeatureOverlay(
featureId: addFeature,
tapTarget:
Icon(Icons.add_circle_outline),
title: Text(s.featureDiscoverySearch),
backgroundColor: Colors.cyan[600],
overflowMode: feature1OverflowMode,
onDismiss: () {
return Future.value(true);
},
description: Column(
crossAxisAlignment:
CrossAxisAlignment.start,
children: <Widget>[
Text(s.featureDiscoverySearchDes),
FlatButton(
color: Colors.cyan[500],
padding:
const EdgeInsets.all(0),
child: Text(s.understood,
style: Theme.of(context)
.textTheme
.button
.copyWith(
color:
Colors.white)),
onPressed: () async =>
FeatureDiscovery
.completeCurrentStep(
context),
),
FlatButton(
color: Colors.cyan[500],
padding:
const EdgeInsets.all(0),
child: Text(s.dismiss,
style: Theme.of(context)
.textTheme
.button
.copyWith(
color:
Colors.white)),
onPressed: () =>
FeatureDiscovery.dismissAll(
context),
),
],
),
child: IconButton(
tooltip: s.add,
icon: const Icon(
Icons.add_circle_outline),
onPressed: () async {
await showSearch<int>(
context: context,
delegate: MyHomePageDelegate(
searchFieldLabel:
s.searchPodcast),
);
},
),
),
GestureDetector(
onTap: () => {
Theme.of(context).brightness ==
Brightness.light
? settings.setTheme =
ThemeMode.dark
: settings.setTheme =
ThemeMode.light
},
child: Image(
image: Theme.of(context)
.brightness ==
Brightness.light
? AssetImage('assets/text.png')
: AssetImage(
'assets/text_light.png'),
height: 30,
),
),
DescribedFeatureOverlay(
featureId: menuFeature,
tapTarget: Icon(Icons.more_vert),
backgroundColor: Colors.cyan[500],
onDismiss: () => Future.value(true),
title: Text(s.featureDiscoveryOMPL),
description: Column(
crossAxisAlignment:
CrossAxisAlignment.end,
children: <Widget>[
Text(s.featureDiscoveryOMPLDes),
FlatButton(
color: Colors.cyan[600],
padding: EdgeInsets.zero,
child: Text(s.understood,
style: Theme.of(context)
.textTheme
.button
.copyWith(
color: Colors
.white)),
onPressed: () async =>
FeatureDiscovery
.completeCurrentStep(
context),
),
FlatButton(
color: Colors.cyan[600],
padding:
const EdgeInsets.all(0),
child: Text(s.dismiss,
style: Theme.of(context)
.textTheme
.button
.copyWith(
color: Colors
.white)),
onPressed: () =>
FeatureDiscovery
.dismissAll(context),
),
],
),
child: PopupMenu()),
],
),
),
Import(),
],
),
),
SliverList(
delegate: SliverChildBuilderDelegate(
(context, index) {
return DescribedFeatureOverlay(
featureId: groupsFeature,
tapTarget: Center(
child: Text(
s.featureDiscoveryPodcast,
textAlign: TextAlign.center,
)),
backgroundColor: Colors.cyan[500],
enablePulsingAnimation: false,
onDismiss: () => Future.value(true),
title: Text(s.featureDiscoveryPodcastTitle),
description: Column(
crossAxisAlignment:
CrossAxisAlignment.start,
children: <Widget>[
Text(s.featureDiscoveryPodcastDes),
Row(
children: [
FlatButton(
color: Colors.cyan[600],
padding: const EdgeInsets.all(0),
child: Text(s.understood,
style: Theme.of(context)
.textTheme
.button
.copyWith(
color: Colors.white)),
onPressed: () async =>
FeatureDiscovery
.completeCurrentStep(
context),
),
Padding(
padding: EdgeInsets.symmetric(
horizontal: 5)),
FlatButton(
color: Colors.cyan[600],
padding: const EdgeInsets.all(0),
child: Text(s.dismiss,
style: Theme.of(context)
.textTheme
.button
.copyWith(
color: Colors.white)),
onPressed: () =>
FeatureDiscovery.dismissAll(
context),
),
],
),
],
),
child: SizedBox(
height: height,
width: width,
child: ScrollPodcasts(),
),
);
},
childCount: 1,
),
),
SliverPersistentHeader(
delegate: _SliverAppBarDelegate(
TabBar(
indicator: _getIndicator(context),
isScrollable: true,
indicatorSize: TabBarIndicatorSize.tab,
controller: _controller,
tabs: <Widget>[
Tab(
child: Text(s.homeTabMenuRecent),
),
Tab(
child: Text(s.homeTabMenuFavotite),
),
Tab(
child: Text(s.download),
)
],
),
),
pinned: true,
),
];
},
body: TabBarView(
controller: _controller,
children: <Widget>[
NestedScrollViewInnerScrollPositionKeyWidget(
Key('tab0'),
DescribedFeatureOverlay(
featureId: podcastFeature,
tapTarget: Text(s.featureDiscoveryEpisode,
textAlign: TextAlign.center),
backgroundColor: Colors.cyan[500],
enablePulsingAnimation: false,
onDismiss: () => Future.value(true),
title: Text(s.featureDiscoveryEpisodeTitle),
description: Column(
crossAxisAlignment:
CrossAxisAlignment.start,
children: <Widget>[
Text(s.featureDiscoveryEpisodeDes),
Row(
children: [
FlatButton(
color: Colors.cyan[600],
padding: const EdgeInsets.all(0),
child: Text(s.understood,
style: Theme.of(context)
.textTheme
.button
.copyWith(
color: Colors.white)),
onPressed: () async =>
FeatureDiscovery
.completeCurrentStep(
context),
),
Padding(
padding: EdgeInsets.symmetric(
horizontal: 5)),
FlatButton(
color: Colors.cyan[600],
padding: const EdgeInsets.all(0),
child: Text(s.dismiss,
style: Theme.of(context)
.textTheme
.button
.copyWith(
color: Colors.white)),
onPressed: () =>
FeatureDiscovery.dismissAll(
context),
),
],
),
],
),
child: _RecentUpdate())),
NestedScrollViewInnerScrollPositionKeyWidget(
Key('tab1'), _MyFavorite()),
NestedScrollViewInnerScrollPositionKeyWidget(
Key('tab2'), _MyDownload()),
],
),
),
),
Selector<AudioPlayerNotifier, bool>(
selector: (_, audio) => audio.playerRunning,
builder: (_, data, __) {
return Padding(
padding: EdgeInsets.only(bottom: data ? 60.0 : 0),
);
}),
],
),
Container(child: PlayerWidget(playerKey: _playerKey)),
],
),
),
),
),
);
}
}
class _SliverAppBarDelegate extends SliverPersistentHeaderDelegate {
_SliverAppBarDelegate(this._tabBar);
final TabBar _tabBar;
@override
double get minExtent => _tabBar.preferredSize.height + 2;
@override
double get maxExtent => _tabBar.preferredSize.height + 2;
@override
Widget build(
BuildContext context, double shrinkOffset, bool overlapsContent) {
final s = context.s;
return Container(
color: context.scaffoldBackgroundColor,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: <Widget>[
Row(
mainAxisAlignment: MainAxisAlignment.start,
children: <Widget>[
_tabBar,
Spacer(),
DescribedFeatureOverlay(
featureId: playlistFeature,
tapTarget: Icon(Icons.playlist_play),
backgroundColor: Colors.cyan[500],
title: Text(s.featureDiscoveryPlaylist),
onDismiss: () => Future.value(true),
description: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: <Widget>[
Text(s.featureDiscoveryPlaylistDes),
FlatButton(
color: Colors.cyan[600],
padding: const EdgeInsets.all(0),
child: Text(s.understood,
style: Theme.of(context)
.textTheme
.button
.copyWith(color: Colors.white)),
onPressed: () async =>
FeatureDiscovery.completeCurrentStep(context),
),
FlatButton(
color: Colors.cyan[600],
padding: const EdgeInsets.all(0),
child: Text(s.dismiss,
style: Theme.of(context)
.textTheme
.button
.copyWith(color: Colors.white)),
onPressed: () => FeatureDiscovery.dismissAll(context),
),
],
),
child: _PlaylistButton()),
],
),
Container(height: 2, color: context.primaryColor),
],
),
);
}
@override
bool shouldRebuild(_SliverAppBarDelegate oldDelegate) {
return true;
}
}
class _PlaylistButton extends StatefulWidget {
_PlaylistButton({Key key}) : super(key: key);
@override
__PlaylistButtonState createState() => __PlaylistButtonState();
}
class __PlaylistButtonState extends State<_PlaylistButton> {
bool _loadPlay;
Future<void> _getPlaylist() async {
await context.read<AudioPlayerNotifier>().loadPlaylist();
if (mounted) {
setState(() {
_loadPlay = true;
});
}
}
@override
void initState() {
super.initState();
_loadPlay = false;
_getPlaylist();
}
@override
Widget build(BuildContext context) {
var audio = context.watch<AudioPlayerNotifier>();
final s = context.s;
return Material(
color: Colors.transparent,
child: MyPopupMenuButton<int>(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.all(Radius.circular(10))),
elevation: 1,
icon: Icon(Icons.playlist_play),
tooltip: s.menu,
itemBuilder: (context) => [
MyPopupMenuItem(
height: 50,
value: 1,
child: Container(
decoration: BoxDecoration(
borderRadius: BorderRadius.only(
topLeft: Radius.circular(10.0),
topRight: Radius.circular(10.0)),
),
child: Selector<AudioPlayerNotifier, Tuple3<bool, Playlist, int>>(
selector: (_, audio) =>
Tuple3(audio.playerRunning, audio.queue, audio.lastPositin),
builder: (_, data, __) => !_loadPlay
? SizedBox(
height: 8.0,
)
: data.item1 || data.item2.playlist.length == 0
? SizedBox(
height: 8.0,
)
: InkWell(
borderRadius: BorderRadius.only(
topLeft: Radius.circular(10.0),
topRight: Radius.circular(10.0)),
onTap: () {
audio.playlistLoad();
Navigator.pop<int>(context);
},
child: Column(
children: <Widget>[
Padding(
padding: EdgeInsets.symmetric(vertical: 5),
),
Stack(
alignment: Alignment.center,
children: <Widget>[
CircleAvatar(
radius: 20,
backgroundImage: data
.item2.playlist.first.avatarImage),
Container(
height: 40.0,
width: 40.0,
decoration: BoxDecoration(
shape: BoxShape.circle,
color: Colors.black12),
child: Icon(
Icons.play_arrow,
color: Colors.white,
),
),
],
),
Padding(
padding: EdgeInsets.symmetric(vertical: 2),
),
Container(
height: 70,
width: 140,
child: Column(
children: <Widget>[
Text(
(data.item3 ~/ 1000).toTime,
// style:
// TextStyle(color: Colors.white)
),
Text(
data.item2.playlist.first.title,
maxLines: 2,
textAlign: TextAlign.center,
overflow: TextOverflow.fade,
// style: TextStyle(color: Colors.white),
),
],
),
),
Divider(
height: 1,
),
],
),
),
),
),
),
PopupMenuItem(
value: 0,
child: Container(
padding: EdgeInsets.only(left: 10),
child: Row(
children: <Widget>[
Icon(Icons.playlist_play),
Padding(
padding: EdgeInsets.symmetric(horizontal: 5.0),
),
Text(s.homeMenuPlaylist),
],
),
),
),
PopupMenuDivider(
height: 1,
),
PopupMenuItem(
value: 2,
child: Container(
padding: EdgeInsets.only(left: 10),
child: Row(
children: <Widget>[
Icon(Icons.history),
Padding(
padding: const EdgeInsets.symmetric(horizontal: 5.0),
),
Text(s.settingsHistory),
],
),
),
),
PopupMenuDivider(
height: 1,
),
],
onSelected: (value) {
if (value == 0) {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => PlaylistPage(
initPage: InitPage.playlist,
),
),
);
} else if (value == 2) {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => PlaylistPage(
initPage: InitPage.history,
),
),
);
}
},
),
);
}
}
class _RecentUpdate extends StatefulWidget {
@override
_RecentUpdateState createState() => _RecentUpdateState();
}
class _RecentUpdateState extends State<_RecentUpdate>
with AutomaticKeepAliveClientMixin, SingleTickerProviderStateMixin {
final GlobalKey<RefreshIndicatorState> _refreshIndicatorKey =
GlobalKey<RefreshIndicatorState>();
final _dbHelper = DBHelper();
/// Episodes loaded first time.
int _top = 90;
/// Load more episodes when scroll to bottom.
bool _loadMore;
/// For group fliter.
String _groupName;
List<String> _group;
Layout _layout;
bool _hideListened;
bool _scroll;
@override
void initState() {
super.initState();
_loadMore = false;
_groupName = 'All';
_group = [];
_scroll = false;
}
Future _updateRssItem() async {
final refreshWorker = context.read<RefreshWorker>();
refreshWorker.start(_group);
await Future.delayed(Duration(seconds: 1));
Fluttertoast.showToast(
msg: context.s.refreshStarted,
gravity: ToastGravity.BOTTOM,
);
}
Future<List<EpisodeBrief>> _getRssItem(int top, List<String> group,
{bool hideListened}) async {
var storage = KeyValueStorage(recentLayoutKey);
var hideListenedStorage = KeyValueStorage(hideListenedKey);
var index = await storage.getInt(defaultValue: 1);
if (_layout == null) _layout = Layout.values[index];
if (_hideListened == null) {
_hideListened = await hideListenedStorage.getBool(defaultValue: false);
}
List<EpisodeBrief> episodes;
if (group.isEmpty) {
episodes =
await _dbHelper.getRecentRssItem(top, hideListened: _hideListened);
} else {
episodes = await _dbHelper.getGroupRssItem(top, group,
hideListened: _hideListened);
}
return episodes;
}
Future<int> _getUpdateCounts(List<String> group) async {
var episodes = <EpisodeBrief>[];
if (group.isEmpty) {
episodes = await _dbHelper.getRecentNewRssItem();
} else {
episodes = await _dbHelper.getGroupNewRssItem(group);
}
return episodes.length;
}
/// Load more episodes.
Future<void> _loadMoreEpisode() async {
if (mounted) setState(() => _loadMore = true);
await Future.delayed(Duration(seconds: 3));
if (mounted) {
setState(() {
_top = _top + 30;
_loadMore = false;
});
}
}
Widget _switchGroupButton() {
return Consumer<GroupList>(
builder: (context, groupList, child) => PopupMenuButton<String>(
shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(10)),
elevation: 1,
tooltip: context.s.groupFilter,
child: Container(
padding: EdgeInsets.symmetric(horizontal: 20),
height: 50,
child: Row(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
Text(_groupName == 'All' ? context.s.all : _groupName),
Padding(
padding: EdgeInsets.symmetric(horizontal: 5),
),
Icon(
LineIcons.filter_solid,
size: 18,
)
],
)),
itemBuilder: (context) => [
PopupMenuItem(
child: Row(children: [
Text(context.s.all),
Spacer(),
if (_groupName == 'All') DotIndicator()
]),
value: 'All')
]..addAll(groupList.groups
.map<PopupMenuEntry<String>>((e) => PopupMenuItem(
value: e.name,
child: Row(
children: [
Text(e.name),
Spacer(),
if (e.name == _groupName) DotIndicator()
],
)))
.toList()),
onSelected: (value) {
if (value == 'All') {
setState(() {
_groupName = 'All';
_group = [];
});
} else {
for (var group in groupList.groups) {
if (group.name == value) {
setState(() {
_groupName = value;
_group = group.podcastList;
});
}
}
}
},
),
);
}
Widget _addNewButton() {
final audio = context.read<AudioPlayerNotifier>();
final s = context.s;
return FutureBuilder<int>(
future: _getUpdateCounts(_group),
initialData: 0,
builder: (context, snapshot) {
return snapshot.data != 0
? Material(
color: Colors.transparent,
child: IconButton(
tooltip: s.addNewEpisodeTooltip,
icon: SizedBox(
height: 15,
width: 20,
child: CustomPaint(
painter: AddToPlaylistPainter(
context.textTheme.bodyText1.color,
Colors.red))),
onPressed: () async {
await audio.addNewEpisode(_group);
if (mounted) {
setState(() {});
}
Fluttertoast.showToast(
msg: _groupName == 'All'
? s.addNewEpisodeAll(snapshot.data)
: s.addEpisodeGroup(_groupName, snapshot.data),
gravity: ToastGravity.BOTTOM,
);
}),
)
: Center();
// Material(
// color: Colors.transparent,
// child: IconButton(
// tooltip: s.addNewEpisodeTooltip,
// icon: SizedBox(
// height: 15,
// width: 20,
// child: CustomPaint(
// painter: AddToPlaylistPainter(
// context.textColor,
// context.textColor,
// ))),
// onPressed: () {}),
// );
});
}
@override
Widget build(BuildContext context) {
super.build(context);
final s = context.s;
return Selector<RefreshWorker, bool>(
selector: (_, worker) => worker.complete,
builder: (_, complete, __) => Selector<GroupList, bool>(
selector: (_, worker) => worker.created,
builder: (context, created, child) {
return FutureBuilder<List<EpisodeBrief>>(
future: _getRssItem(_top, _group, hideListened: _hideListened),
builder: (context, snapshot) {
return (snapshot.hasData)
? snapshot.data.length == 0
? Padding(
padding: EdgeInsets.only(top: 150),
child: Column(
mainAxisAlignment: MainAxisAlignment.start,
children: [
Icon(LineIcons.cloud_download_alt_solid,
size: 80, color: Colors.grey[500]),
Padding(
padding:
EdgeInsets.symmetric(vertical: 10)),
Text(
s.noEpisodeRecent,
style: TextStyle(color: Colors.grey[500]),
)
],
),
)
: NotificationListener<ScrollNotification>(
onNotification: (scrollInfo) {
if (scrollInfo is ScrollStartNotification &&
mounted &&
!_scroll) {
setState(() => _scroll = true);
}
if (scrollInfo.metrics.pixels ==
scrollInfo.metrics.maxScrollExtent &&
snapshot.data.length == _top) {
if (!_loadMore) {
_loadMoreEpisode();
}
}
return true;
},
child: RefreshIndicator(
key: _refreshIndicatorKey,
color: Colors.white,
backgroundColor: context.accentColor,
semanticsLabel: s.refreshStarted,
onRefresh: _updateRssItem,
child: CustomScrollView(
key: PageStorageKey<String>('update'),
physics:
const AlwaysScrollableScrollPhysics(),
slivers: <Widget>[
SliverToBoxAdapter(
child: Container(
height: 40,
color: context.primaryColor,
child: Material(
color: Colors.transparent,
child: Row(
children: <Widget>[
_switchGroupButton(),
Spacer(),
_addNewButton(),
Material(
color: Colors.transparent,
child: IconButton(
tooltip:
s.hideListenedSetting,
icon: SizedBox(
width: 30,
height: 15,
child: HideListened(
hideListened:
_hideListened ??
false,
),
),
onPressed: () {
setState(() =>
_hideListened =
!_hideListened);
},
),
),
Material(
color: Colors.transparent,
child: LayoutButton(
layout: _layout,
onPressed: (layout) =>
setState(() {
_layout = layout;
}),
),
),
],
),
)),
),
EpisodeGrid(
episodes: snapshot.data,
layout: _layout,
initNum: _scroll ? 0 : 12,
),
SliverList(
delegate: SliverChildBuilderDelegate(
(context, index) {
return _loadMore
? Container(
height: 2,
child:
LinearProgressIndicator())
: Center();
},
childCount: 1,
),
),
]),
))
: Center();
},
);
}),
);
}
@override
bool get wantKeepAlive => true;
}
class _MyFavorite extends StatefulWidget {
@override
_MyFavoriteState createState() => _MyFavoriteState();
}
class _MyFavoriteState extends State<_MyFavorite>
with AutomaticKeepAliveClientMixin {
Future<List<EpisodeBrief>> _getLikedRssItem(int top, int sortBy,
{bool hideListened}) async {
var storage = KeyValueStorage(favLayoutKey);
var index = await storage.getInt(defaultValue: 1);
var hideListenedStorage = KeyValueStorage(hideListenedKey);
if (_layout == null) _layout = Layout.values[index];
if (_hideListened == null) {
_hideListened = await hideListenedStorage.getBool(defaultValue: false);
}
var dbHelper = DBHelper();
var episodes = await dbHelper.getLikedRssItem(top, sortBy,
hideListened: _hideListened);
return episodes;
}
Future<void> _loadMoreEpisode() async {
if (mounted) setState(() => _loadMore = true);
await Future.delayed(Duration(seconds: 3));
if (mounted) {
setState(() {
_top = _top + 30;
_loadMore = false;
});
}
}
int _top = 90;
bool _loadMore;
Layout _layout;
int _sortBy;
bool _hideListened;
@override
void initState() {
super.initState();
_loadMore = false;
_sortBy = 0;
}
@override
Widget build(BuildContext context) {
super.build(context);
final s = context.s;
return Selector<AudioPlayerNotifier, bool>(
selector: (_, audio) => audio.episodeState,
builder: (context, episodeState, child) {
return FutureBuilder<List<EpisodeBrief>>(
future:
_getLikedRssItem(_top, _sortBy, hideListened: _hideListened),
builder: (context, snapshot) {
return (snapshot.hasData)
? snapshot.data.length == 0
? Padding(
padding: EdgeInsets.only(top: 150),
child: Column(
mainAxisAlignment: MainAxisAlignment.start,
children: [
Icon(LineIcons.heartbeat_solid,
size: 80, color: Colors.grey[500]),
Padding(
padding: EdgeInsets.symmetric(vertical: 10)),
Text(
s.noEpisodeFavorite,
style: TextStyle(color: Colors.grey[500]),
)
],
),
)
: NotificationListener<ScrollNotification>(
onNotification: (scrollInfo) {
if (scrollInfo.metrics.pixels ==
scrollInfo.metrics.maxScrollExtent &&
snapshot.data.length == _top) {
if (!_loadMore) {
_loadMoreEpisode();
}
}
return true;
},
child: CustomScrollView(
key: PageStorageKey<String>('favorite'),
slivers: <Widget>[
SliverToBoxAdapter(
child: Container(
height: 40,
color: context.primaryColor,
child: Row(
children: <Widget>[
Material(
color: Colors.transparent,
child: PopupMenuButton<int>(
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.all(
Radius.circular(10))),
elevation: 1,
tooltip: s.homeSubMenuSortBy,
child: Container(
height: 50,
padding: EdgeInsets.symmetric(
horizontal: 20),
child: Row(
mainAxisSize:
MainAxisSize.min,
children: <Widget>[
Text(s.homeSubMenuSortBy),
Padding(
padding:
EdgeInsets.symmetric(
horizontal: 5),
),
Icon(
LineIcons
.hourglass_start_solid,
size: 18,
)
],
)),
itemBuilder: (context) => [
PopupMenuItem(
value: 0,
child: Row(
children: [
Text(s.updateDate),
Spacer(),
if (_sortBy == 0)
DotIndicator()
],
),
),
PopupMenuItem(
value: 1,
child: Row(
children: [
Text(s.likeDate),
Spacer(),
if (_sortBy == 1)
DotIndicator()
],
),
)
],
onSelected: (value) {
if (value == 0) {
setState(() => _sortBy = 0);
} else if (value == 1) {
setState(() => _sortBy = 1);
}
},
),
),
Spacer(),
Material(
color: Colors.transparent,
child: IconButton(
icon: SizedBox(
width: 30,
height: 15,
child: HideListened(
hideListened:
_hideListened ?? false,
),
),
onPressed: () {
setState(() => _hideListened =
!_hideListened);
},
),
),
Material(
color: Colors.transparent,
child: LayoutButton(
layout: _layout,
onPressed: (layout) => setState(() {
_layout = layout;
}),
),
),
],
)),
),
EpisodeGrid(
episodes: snapshot.data,
layout: _layout,
initNum: 0,
),
SliverList(
delegate: SliverChildBuilderDelegate(
(context, index) {
return _loadMore
? Container(
height: 2,
child: LinearProgressIndicator())
: Center();
},
childCount: 1,
),
),
],
),
)
: Center();
},
);
});
}
@override
bool get wantKeepAlive => true;
}
class _MyDownload extends StatefulWidget {
@override
_MyDownloadState createState() => _MyDownloadState();
}
class _MyDownloadState extends State<_MyDownload>
with AutomaticKeepAliveClientMixin {
Layout _layout;
int _sortBy;
bool _hideListened;
Future<List<EpisodeBrief>> _getDownloadedEpisodes(int sortBy,
{bool hideListened}) async {
var storage = KeyValueStorage(downloadLayoutKey);
var index = await storage.getInt(defaultValue: 1);
var hideListenedStorage = KeyValueStorage(hideListenedKey);
if (_layout == null) _layout = Layout.values[index];
if (_hideListened == null) {
_hideListened = await hideListenedStorage.getBool(defaultValue: false);
}
var dbHelper = DBHelper();
var episodes = await dbHelper.getDownloadedEpisode(sortBy,
hideListened: _hideListened);
return episodes;
}
@override
void initState() {
super.initState();
_sortBy = 0;
}
@override
Widget build(BuildContext context) {
super.build(context);
final s = context.s;
return Consumer<DownloadState>(
builder: (_, data, __) => FutureBuilder<List<EpisodeBrief>>(
future: _getDownloadedEpisodes(_sortBy, hideListened: _hideListened),
builder: (context, snapshot) {
var episodes = snapshot.data ?? [];
return CustomScrollView(
key: PageStorageKey<String>('download_list'),
slivers: <Widget>[
DownloadList(),
SliverToBoxAdapter(
child: Container(
height: 40,
color: context.primaryColor,
child: Row(
children: <Widget>[
Container(
padding: EdgeInsets.symmetric(horizontal: 20),
child: Text(s.downloaded)),
Spacer(),
Material(
color: Colors.transparent,
child: IconButton(
icon: SizedBox(
width: 30,
height: 15,
child: HideListened(
hideListened: _hideListened ?? false,
),
),
onPressed: () {
setState(() => _hideListened = !_hideListened);
},
),
),
Material(
color: Colors.transparent,
child: LayoutButton(
layout: _layout ?? Layout.one,
onPressed: (layout) => setState(() {
_layout = layout;
}),
),
),
],
)),
),
episodes.length == 0
? SliverToBoxAdapter(
child: Padding(
padding: const EdgeInsets.only(top: 110),
child: Column(
mainAxisAlignment: MainAxisAlignment.start,
children: [
Icon(LineIcons.download_solid,
size: 80, color: Colors.grey[500]),
Padding(
padding: EdgeInsets.symmetric(vertical: 10)),
Text(
s.noEpisodeDownload,
style: TextStyle(color: Colors.grey[500]),
)
],
),
),
)
: EpisodeGrid(
episodes: episodes,
layout: _layout,
initNum: 0,
),
],
);
}),
);
}
@override
bool get wantKeepAlive => true;
}