tsacdop-podcast-app-android/lib/episodes/episode_detail.dart

703 lines
30 KiB
Dart

import 'dart:developer' as developer;
import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter/services.dart';
import 'package:flutter_html/flutter_html.dart';
import 'package:fluttertoast/fluttertoast.dart';
import 'package:intl/intl.dart';
import 'package:linkify/linkify.dart';
import 'package:provider/provider.dart';
import 'package:tuple/tuple.dart';
import '../home/audioplayer.dart';
import '../local_storage/sqflite_localpodcast.dart';
import '../state/audio_state.dart';
import '../state/setting_state.dart';
import '../type/episodebrief.dart';
import '../type/play_histroy.dart';
import '../util/extension_helper.dart';
import '../widgets/audiopanel.dart';
import '../widgets/custom_widget.dart';
import 'episode_download.dart';
class EpisodeDetail extends StatefulWidget {
final EpisodeBrief episodeItem;
final String heroTag;
final bool hide;
EpisodeDetail(
{this.episodeItem, this.heroTag = '', this.hide = false, Key key})
: super(key: key);
@override
_EpisodeDetailState createState() => _EpisodeDetailState();
}
class _EpisodeDetailState extends State<EpisodeDetail> {
final textstyle = TextStyle(fontSize: 15.0, color: Colors.black);
final GlobalKey<AudioPanelState> _playerKey = GlobalKey<AudioPanelState>();
double downloadProgress;
/// Show page title.
bool _showTitle;
bool _showMenu;
String path;
Future<PlayHistory> _getPosition(EpisodeBrief episode) async {
var dbHelper = DBHelper();
return await dbHelper.getPosition(episode);
}
ScrollController _controller;
_scrollListener() {
if (_controller.position.userScrollDirection == ScrollDirection.reverse) {
if (_showMenu && mounted) {
setState(() {
_showMenu = false;
});
}
}
if (_controller.position.userScrollDirection == ScrollDirection.forward) {
if (!_showMenu && mounted) {
setState(() {
_showMenu = true;
});
}
}
if (_controller.offset > context.textTheme.headline5.fontSize) {
if (!_showTitle) setState(() => _showTitle = true);
} else if (_showTitle) setState(() => _showTitle = false);
}
@override
void initState() {
super.initState();
_showMenu = true;
_showTitle = false;
_controller = ScrollController();
_controller.addListener(_scrollListener);
}
@override
void dispose() {
_controller.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
final s = context.s;
final audio = context.watch<AudioPlayerNotifier>();
return AnnotatedRegion<SystemUiOverlayStyle>(
value: SystemUiOverlayStyle(
statusBarIconBrightness: Theme.of(context).accentColorBrightness,
systemNavigationBarColor: Theme.of(context).primaryColor,
systemNavigationBarIconBrightness:
Theme.of(context).accentColorBrightness,
),
child: WillPopScope(
onWillPop: () async {
if (_playerKey.currentState != null &&
_playerKey.currentState.initSize > 100) {
_playerKey.currentState.backToMini();
return false;
} else {
return true;
}
},
child: Scaffold(
backgroundColor: Theme.of(context).primaryColor,
body: Stack(
children: <Widget>[
SafeArea(
child: ScrollConfiguration(
behavior: NoGrowBehavior(),
child: NestedScrollView(
scrollDirection: Axis.vertical,
controller: _controller,
headerSliverBuilder: (context, innerBoxScrolled) {
return <Widget>[
SliverAppBar(
floating: true,
pinned: true,
title: _showTitle
? Text(
widget.episodeItem.title,
maxLines: 1,
overflow: TextOverflow.ellipsis,
)
: Text(
widget.episodeItem.feedTitle,
maxLines: 1,
style: TextStyle(
fontSize: 15,
color:
context.textColor.withOpacity(0.7)),
),
leading: CustomBackButton(),
elevation: _showTitle ? 1 : 0,
),
];
},
body: SingleChildScrollView(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Padding(
padding: EdgeInsets.symmetric(horizontal: 20.0),
child: Align(
alignment: Alignment.centerLeft,
child: Text(
widget.episodeItem.title,
textAlign: TextAlign.left,
style: Theme.of(context).textTheme.headline5,
),
),
),
Padding(
padding: EdgeInsets.fromLTRB(20, 10, 20, 10),
child: Row(
children: [
Text(
s.published(DateFormat.yMMMd().format(
DateTime.fromMillisecondsSinceEpoch(
widget.episodeItem.pubDate))),
style:
TextStyle(color: context.accentColor)),
SizedBox(width: 10),
if (widget.episodeItem.explicit == 1)
Text('E',
style: TextStyle(
fontWeight: FontWeight.bold,
color: Colors.red)),
Spacer(),
],
),
),
Padding(
padding: EdgeInsets.symmetric(
horizontal: 20, vertical: 5),
child: Row(
children: <Widget>[
if (widget.episodeItem.duration != 0)
Container(
decoration: BoxDecoration(
color: Colors.cyan[300],
borderRadius: BorderRadius.all(
Radius.circular(16.0))),
height: 28.0,
margin: EdgeInsets.only(right: 10.0),
padding: EdgeInsets.symmetric(
horizontal: 10.0),
alignment: Alignment.center,
child: Text(
s.minsCount(
widget.episodeItem.duration ~/ 60,
),
style: TextStyle(color: Colors.black),
)),
if (widget.episodeItem.enclosureLength !=
null &&
widget.episodeItem.enclosureLength != 0)
Container(
decoration: BoxDecoration(
color: Colors.lightBlue[300],
borderRadius: BorderRadius.all(
Radius.circular(16.0))),
height: 28.0,
margin: EdgeInsets.only(right: 10.0),
padding:
EdgeInsets.symmetric(horizontal: 10.0),
alignment: Alignment.center,
child: Text(
'${(widget.episodeItem.enclosureLength) ~/ 1000000}MB',
style: TextStyle(color: Colors.black),
),
),
FutureBuilder<PlayHistory>(
future: _getPosition(widget.episodeItem),
builder: (context, snapshot) {
if (snapshot.hasError) {
developer.log(snapshot.error);
}
if (snapshot.hasData &&
snapshot.data.seekValue < 0.9 &&
snapshot.data.seconds > 10) {
return ButtonTheme(
height: 28,
padding: EdgeInsets.symmetric(
horizontal: 0),
child: OutlineButton(
shape: RoundedRectangleBorder(
borderRadius:
BorderRadius.circular(
100.0),
side: BorderSide(
color:
context.accentColor)),
highlightedBorderColor:
Colors.green[700],
onPressed: () => audio.episodeLoad(
widget.episodeItem,
startPosition:
(snapshot.data.seconds *
1000)
.toInt()),
child: Row(
children: [
SizedBox(
width: 20,
height: 20,
child: CustomPaint(
painter: ListenedPainter(
context.textColor,
stroke: 2.0),
),
),
SizedBox(width: 5),
Text(
snapshot.data.seconds.toTime,
style: TextStyle(
color: Colors.black),
),
],
),
),
);
} else {
return Center();
}
}),
],
),
),
ShowNote(episode: widget.episodeItem),
Selector<AudioPlayerNotifier,
Tuple2<bool, PlayerHeight>>(
selector: (_, audio) => Tuple2(
audio.playerRunning, audio.playerHeight),
builder: (_, data, __) {
var height = kMinPlayerHeight[data.item2.index];
return SizedBox(
height: data.item1 ? height : 0,
);
}),
],
),
),
),
),
),
Selector<AudioPlayerNotifier, Tuple2<bool, PlayerHeight>>(
selector: (_, audio) =>
Tuple2(audio.playerRunning, audio.playerHeight),
builder: (_, data, __) {
var height = kMinPlayerHeight[data.item2.index];
return Container(
alignment: Alignment.bottomCenter,
padding: EdgeInsets.only(bottom: data.item1 ? height : 0),
child: AnimatedContainer(
duration: Duration(milliseconds: 400),
height: _showMenu ? 50 : 0,
child: SingleChildScrollView(
scrollDirection: Axis.vertical,
child: _MenuBar(
episodeItem: widget.episodeItem,
heroTag: widget.heroTag,
hide: widget.hide),
),
),
);
}),
Selector<AudioPlayerNotifier, EpisodeBrief>(
selector: (_, audio) => audio.episode,
builder: (_, data, __) => Container(
child: PlayerWidget(
playerKey: _playerKey,
isPlayingPage: data == widget.episodeItem))),
],
),
),
),
);
}
}
class _MenuBar extends StatefulWidget {
final EpisodeBrief episodeItem;
final String heroTag;
final bool hide;
_MenuBar({this.episodeItem, this.heroTag, this.hide, Key key})
: super(key: key);
@override
__MenuBarState createState() => __MenuBarState();
}
class __MenuBarState extends State<_MenuBar> {
Future<int> _isListened(EpisodeBrief episode) async {
var dbHelper = DBHelper();
return await dbHelper.isListened(episode.enclosureUrl);
}
Future<void> _saveLiked(String url) async {
var dbHelper = DBHelper();
await dbHelper.setLiked(url);
if (mounted) setState(() {});
}
Future<void> _setUnliked(String url) async {
var dbHelper = DBHelper();
await dbHelper.setUniked(url);
if (mounted) setState(() {});
}
Future<void> _markListened(EpisodeBrief episode) async {
var dbHelper = DBHelper();
final history = PlayHistory(episode.title, episode.enclosureUrl, 0, 1);
await dbHelper.saveHistory(history);
if (mounted) setState(() {});
}
Future<void> _markNotListened(String url) async {
var dbHelper = DBHelper();
await dbHelper.markNotListened(url);
if (mounted) setState(() {});
}
Future<bool> _isLiked(EpisodeBrief episode) async {
var dbHelper = DBHelper();
return await dbHelper.isLiked(episode.enclosureUrl);
}
Widget _buttonOnMenu({Widget child, VoidCallback onTap}) => Material(
color: Colors.transparent,
child: InkWell(
onTap: onTap,
child: SizedBox(
height: 50,
child: Padding(
padding: EdgeInsets.symmetric(horizontal: 15.0), child: child),
),
),
);
OverlayEntry _createOverlayEntry() {
RenderBox renderBox = context.findRenderObject();
var offset = renderBox.localToGlobal(Offset.zero);
return OverlayEntry(
builder: (constext) => Positioned(
left: offset.dx + 50,
top: offset.dy - 60,
child: Container(
width: 70,
height: 100,
//color: Colors.grey[200],
child: HeartOpen(width: 50, height: 80)),
),
);
}
@override
Widget build(BuildContext context) {
var audio = Provider.of<AudioPlayerNotifier>(context, listen: false);
final s = context.s;
return Container(
height: 50.0,
decoration: BoxDecoration(
color: context.scaffoldBackgroundColor,
),
child: Row(
mainAxisAlignment: MainAxisAlignment.start,
mainAxisSize: MainAxisSize.min,
children: [
Expanded(
child: SingleChildScrollView(
scrollDirection: Axis.horizontal,
child: Row(
mainAxisAlignment: MainAxisAlignment.start,
mainAxisSize: MainAxisSize.min,
children: <Widget>[
Hero(
tag: widget.episodeItem.enclosureUrl + widget.heroTag,
child: Container(
padding: EdgeInsets.symmetric(horizontal: 10.0),
child: Container(
height: 30.0,
width: 30.0,
color: context.scaffoldBackgroundColor,
child: widget.hide
? Center()
: CircleAvatar(
radius: 15,
backgroundImage:
widget.episodeItem.avatarImage),
),
),
),
FutureBuilder<bool>(
future: _isLiked(widget.episodeItem),
initialData: false,
builder: (context, snapshot) {
return (!snapshot.data)
? _buttonOnMenu(
child: Icon(
Icons.favorite_border,
color: Colors.grey[700],
),
onTap: () async {
await _saveLiked(
widget.episodeItem.enclosureUrl);
OverlayEntry _overlayEntry;
_overlayEntry = _createOverlayEntry();
Overlay.of(context).insert(_overlayEntry);
await Future.delayed(Duration(seconds: 2));
_overlayEntry?.remove();
})
: _buttonOnMenu(
child: Icon(
Icons.favorite,
color: Colors.red,
),
onTap: () =>
_setUnliked(widget.episodeItem.enclosureUrl));
},
),
DownloadButton(episode: widget.episodeItem),
Selector<AudioPlayerNotifier, List<EpisodeBrief>>(
selector: (_, audio) => audio.queue.episodes,
builder: (_, data, __) {
final inPlaylist = data.contains(widget.episodeItem);
return inPlaylist
? _buttonOnMenu(
child: Icon(Icons.playlist_add_check,
color: context.accentColor),
onTap: () {
audio.delFromPlaylist(widget.episodeItem);
Fluttertoast.showToast(
msg: s.toastRemovePlaylist,
gravity: ToastGravity.BOTTOM,
);
})
: _buttonOnMenu(
child: Icon(Icons.playlist_add,
color: Colors.grey[700]),
onTap: () {
audio.addToPlaylist(widget.episodeItem);
Fluttertoast.showToast(
msg: s.toastAddPlaylist,
gravity: ToastGravity.BOTTOM,
);
});
},
),
FutureBuilder<int>(
future: _isListened(widget.episodeItem),
initialData: 0,
builder: (context, snapshot) {
return snapshot.data == 0
? _buttonOnMenu(
child: Padding(
padding: EdgeInsets.symmetric(vertical: 12),
child: CustomPaint(
size: Size(25, 20),
painter: ListenedAllPainter(Colors.grey[700],
stroke: 2.0),
),
),
onTap: () {
_markListened(widget.episodeItem);
Fluttertoast.showToast(
msg: s.markListened,
gravity: ToastGravity.BOTTOM,
);
})
: _buttonOnMenu(
child: Padding(
padding: EdgeInsets.symmetric(vertical: 12),
child: CustomPaint(
size: Size(25, 20),
painter: ListenedAllPainter(
context.accentColor,
stroke: 2.0),
),
),
onTap: () {
_markNotListened(
widget.episodeItem.enclosureUrl);
Fluttertoast.showToast(
msg: s.markNotListened,
gravity: ToastGravity.BOTTOM,
);
});
},
),
],
),
),
),
Selector<AudioPlayerNotifier, Tuple2<EpisodeBrief, bool>>(
selector: (_, audio) => Tuple2(audio.episode, audio.playerRunning),
builder: (_, data, __) {
return (widget.episodeItem == data.item1 && data.item2)
? Padding(
padding: EdgeInsets.only(right: 30),
child: SizedBox(
width: 20,
height: 15,
child: WaveLoader(color: context.accentColor)))
: Material(
color: Colors.transparent,
child: InkWell(
onTap: () {
audio.episodeLoad(widget.episodeItem);
},
child: Container(
alignment: Alignment.center,
height: 50.0,
padding: EdgeInsets.symmetric(horizontal: 20.0),
child: Row(
children: <Widget>[
Text(s.play.toUpperCase(),
style: TextStyle(
color: Theme.of(context).accentColor,
fontSize: 15,
fontWeight: FontWeight.bold,
)),
Icon(
Icons.play_arrow,
color: Theme.of(context).accentColor,
),
],
),
),
),
);
},
),
],
),
);
}
}
class ShowNote extends StatelessWidget {
final EpisodeBrief episode;
const ShowNote({this.episode, Key key}) : super(key: key);
int _getTimeStamp(String url) {
final time = url.substring(3).trim();
final data = time.split(':');
var seconds;
if (data.length == 3) {
seconds = int.tryParse(data[0]) * 3600 +
int.tryParse(data[1]) * 60 +
int.tryParse(data[2]);
} else if (data.length == 2) {
seconds = int.tryParse(data[0]) * 60 + int.tryParse(data[1]);
}
return seconds;
}
Future<String> _getSDescription(String url) async {
var description;
var dbHelper = DBHelper();
description = (await dbHelper.getDescription(url))
.replaceAll(RegExp(r'\s?<p>(<br>)?</p>\s?'), '')
.replaceAll('\r', '')
.trim();
if (!description.contains('<')) {
final linkList = linkify(description,
options: LinkifyOptions(humanize: false),
linkifiers: [UrlLinkifier(), EmailLinkifier()]);
for (var element in linkList) {
if (element is UrlElement) {
description = description.replaceAll(element.url,
'<a rel="nofollow" href = ${element.url}>${element.text}</a>');
}
if (element is EmailElement) {
final address = element.emailAddress;
description = description.replaceAll(address,
'<a rel="nofollow" href = "mailto:$address">$address</a>');
}
}
await dbHelper.saveEpisodeDes(url, description: description);
}
return description;
}
@override
Widget build(BuildContext context) {
var audio = context.watch<AudioPlayerNotifier>();
final s = context.s;
return FutureBuilder(
future: _getSDescription(episode.enclosureUrl),
builder: (context, snapshot) {
if (snapshot.hasData) {
var description = snapshot.data;
return description.length > 0
? Selector<AudioPlayerNotifier, EpisodeBrief>(
selector: (_, audio) => audio.episode,
builder: (_, playEpisode, __) {
if (playEpisode == episode &&
!description.contains('#t=')) {
final linkList = linkify(description,
options: LinkifyOptions(humanize: false),
linkifiers: [TimeStampLinkifier()]);
for (var element in linkList) {
if (element is TimeStampElement) {
final time = element.timeStamp;
description = description.replaceFirst(time,
'<a rel="nofollow" href = "#t=$time">$time</a>');
}
}
}
return Selector<SettingState, TextStyle>(
selector: (_, settings) => settings.showNoteFontStyle,
builder: (_, data, __) => Html(
padding:
EdgeInsets.only(left: 20.0, right: 20, bottom: 50),
defaultTextStyle: data,
data: description,
linkStyle: TextStyle(
color: context.accentColor,
textBaseline: TextBaseline.ideographic),
onLinkTap: (url) {
if (url.substring(0, 3) == '#t=') {
final seconds = _getTimeStamp(url);
if (playEpisode == episode) {
audio.seekTo(seconds * 1000);
}
} else {
url.launchUrl;
}
},
useRichText: true,
),
);
})
: Container(
height: context.width,
alignment: Alignment.center,
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
Image(
image: AssetImage('assets/shownote.png'),
height: 100.0,
),
Padding(padding: EdgeInsets.all(5.0)),
Text(s.noShownote,
textAlign: TextAlign.center,
style: TextStyle(
color: context.textColor.withOpacity(0.5))),
],
),
);
} else {
return Center();
}
},
);
}
}