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mirror of https://github.com/stonega/tsacdop synced 2024-12-17 02:39:28 +01:00
tsacdop-podcast-app-android/lib/home/addpodcast.dart
stonegate 8ef189626f Bug fix
- subscribe error if episode have none duration
- isolate bug
2020-05-08 19:35:08 +08:00

364 lines
11 KiB
Dart

import 'dart:io';
import 'dart:convert';
import 'dart:async';
import 'dart:math' as math;
import 'package:flutter/material.dart';
import 'package:color_thief_flutter/color_thief_flutter.dart';
import 'package:dio/dio.dart';
import 'package:flutter/services.dart';
import 'package:provider/provider.dart';
import 'package:fluttertoast/fluttertoast.dart';
import '../type/searchpodcast.dart';
import '../state/subscribe_podcast.dart';
import '../util/context_extension.dart';
import '../webfeed/webfeed.dart';
import '../.env.dart';
class MyHomePageDelegate extends SearchDelegate<int> {
final String searchFieldLabel;
MyHomePageDelegate({this.searchFieldLabel})
: super(searchFieldLabel: searchFieldLabel);
static Future<List> getList(String searchText) async {
String apiKey = environment['apiKey'];
String url =
"https://listennotes.p.rapidapi.com/api/v1/search?only_in=title%2Cdescription&q=" +
searchText +
"&sort_by_date=0&type=podcast";
Response response = await Dio().get(url,
options: Options(headers: {
'X-Mashape-Key': "$apiKey",
'Accept': "application/json"
}));
Map searchResultMap = jsonDecode(response.toString());
var searchResult = SearchPodcast.fromJson(searchResultMap);
return searchResult.results;
}
static Future getRss(String url) async {
try {
BaseOptions options = new BaseOptions(
connectTimeout: 10000,
receiveTimeout: 10000,
);
Response response = await Dio(options).get(url);
var p = RssFeed.parse(response.data);
return OnlinePodcast(
rss: url,
title: p.title,
publisher: p.author,
description: p.description,
image: p.itunes.image.href);
} catch (e) {
throw e;
}
}
RegExp rssExp = RegExp(r'^(https?):\/\/(.*)');
Widget invalidRss() => Container(
height: 50,
alignment: Alignment.center,
child: Text('Invalid rss link'),
);
@override
ThemeData appBarTheme(BuildContext context) => Theme.of(context);
@override
Widget buildLeading(BuildContext context) {
return IconButton(
tooltip: 'Back',
icon: AnimatedIcon(
icon: AnimatedIcons.menu_arrow,
progress: transitionAnimation,
),
onPressed: () {
close(context, 1);
},
);
}
@override
Widget buildSuggestions(BuildContext context) {
if (query.isEmpty)
return Center(
child: Container(
padding: EdgeInsets.only(top: 400),
child: Image(
image: Theme.of(context).brightness == Brightness.light
? AssetImage('assets/listennotes.png')
: AssetImage('assets/listennotes_light.png'),
height: 20,
),
));
else if (rssExp.stringMatch(query) != null)
return FutureBuilder(
future: getRss(rssExp.stringMatch(query)),
builder: (context, snapshot) {
if (snapshot.hasError)
return invalidRss();
else if (snapshot.hasData)
return SearchResult(
onlinePodcast: snapshot.data,
);
else
return Container(
padding: EdgeInsets.only(top: 200),
alignment: Alignment.topCenter,
child: CircularProgressIndicator(),
);
},
);
else
return FutureBuilder(
future: getList(query),
builder: (BuildContext context, AsyncSnapshot<List> snapshot) {
if (!snapshot.hasData && query != null)
return Container(
padding: EdgeInsets.only(top: 200),
alignment: Alignment.topCenter,
child: CircularProgressIndicator(),
);
List content = snapshot.data;
return ListView.builder(
scrollDirection: Axis.vertical,
itemCount: content.length,
itemBuilder: (BuildContext context, int index) {
return SearchResult(
onlinePodcast: content[index],
);
},
);
},
);
}
@override
List<Widget> buildActions(BuildContext context) {
return <Widget>[
if (query.isEmpty)
Center()
else
IconButton(
tooltip: 'Clear',
icon: const Icon(Icons.clear),
onPressed: () {
query = '';
},
),
];
}
@override
Widget buildResults(BuildContext context) {
if (query.isEmpty)
return Container(
height: 10,
width: 10,
margin: EdgeInsets.only(top: 400),
child: SizedBox(
height: 10,
child: Image.asset(
'assets/listennote.png',
fit: BoxFit.fill,
),
),
);
else if (rssExp.stringMatch(query) != null)
return FutureBuilder(
future: getRss(rssExp.stringMatch(query)),
builder: (context, snapshot) {
if (snapshot.hasError)
return invalidRss();
else if (snapshot.hasData)
return SearchResult(
onlinePodcast: snapshot.data,
);
else
return Container(
padding: EdgeInsets.only(top: 200),
alignment: Alignment.topCenter,
child: CircularProgressIndicator(),
);
},
);
else
return FutureBuilder(
future: getList(query),
builder: (BuildContext context, AsyncSnapshot<List> snapshot) {
if (!snapshot.hasData && query != null)
return Container(
padding: EdgeInsets.only(top: 200),
alignment: Alignment.topCenter,
child: CircularProgressIndicator(),
);
List content = snapshot.data;
return ListView.builder(
scrollDirection: Axis.vertical,
itemCount: content.length,
itemBuilder: (BuildContext context, int index) {
return SearchResult(
onlinePodcast: content[index],
);
},
);
},
);
}
}
class SearchResult extends StatefulWidget {
final OnlinePodcast onlinePodcast;
SearchResult({this.onlinePodcast, Key key}) : super(key: key);
@override
_SearchResultState createState() => _SearchResultState();
}
class _SearchResultState extends State<SearchResult>
with SingleTickerProviderStateMixin {
bool _issubscribe;
bool _showDes;
AnimationController _controller;
Animation _animation;
double _value;
@override
void initState() {
super.initState();
_issubscribe = false;
_showDes = false;
_value = 0;
_controller =
AnimationController(vsync: this, duration: Duration(milliseconds: 300));
_animation = Tween<double>(begin: 0.0, end: 1.0).animate(_controller)
..addListener(() {
setState(() {
_value = _animation.value;
});
});
}
@override
void dispose() {
_controller.dispose();
super.dispose();
}
Future<String> getColor(File file) async {
final imageProvider = FileImage(file);
var colorImage = await getImageFromProvider(imageProvider);
var color = await getColorFromImage(colorImage);
String primaryColor = color.toString();
return primaryColor;
}
@override
Widget build(BuildContext context) {
var subscribeWorker = Provider.of<SubscribeWorker>(context, listen: false);
savePodcast(OnlinePodcast podcast) {
SubscribeItem item = SubscribeItem(podcast.rss, podcast.title, imgUrl: podcast.image);
subscribeWorker.setSubscribeItem(item);
}
return Container(
decoration: BoxDecoration(
border: Border(
bottom: Divider.createBorderSide(context),
),
),
child: Column(
mainAxisAlignment: MainAxisAlignment.start,
mainAxisSize: MainAxisSize.min,
children: <Widget>[
ListTile(
contentPadding: EdgeInsets.symmetric(horizontal: 20.0),
onTap: () {
setState(() {
_showDes = !_showDes;
if (_value == 0)
_controller.forward();
else
_controller.reverse();
});
},
leading: ClipRRect(
borderRadius: BorderRadius.all(Radius.circular(20.0)),
child: Image.network(
widget.onlinePodcast.image,
height: 40.0,
width: 40.0,
fit: BoxFit.fitWidth,
alignment: Alignment.center,
),
),
title: Text(widget.onlinePodcast.title),
subtitle: Text(widget.onlinePodcast.publisher ?? ''),
trailing: Row(
mainAxisAlignment: MainAxisAlignment.start,
mainAxisSize: MainAxisSize.min,
children: <Widget>[
Transform.rotate(
angle: math.pi * _value,
child: Icon(Icons.keyboard_arrow_down),
),
Padding(padding: EdgeInsets.only(right: 10.0)),
Container(
width: 100,
height: 35,
child: !_issubscribe
? OutlineButton(
highlightedBorderColor: context.accentColor,
splashColor:
context.accentColor.withOpacity(0.8),
child: Text('Subscribe',
style: TextStyle(
color: Theme.of(context).accentColor)),
onPressed: () {
savePodcast(widget.onlinePodcast);
setState(() => _issubscribe = true);
Fluttertoast.showToast(
msg: 'Podcast subscribed',
gravity: ToastGravity.BOTTOM,
);
})
: OutlineButton(
color: context.accentColor.withOpacity(0.8),
highlightedBorderColor: Colors.grey[500],
disabledTextColor: Colors.grey[500],
child: Text('Subscribe'),
disabledBorderColor: Colors.grey[500],
onPressed: () {}),
),
],
),
),
_showDes
? Container(
alignment: Alignment.centerLeft,
decoration: BoxDecoration(
color: Theme.of(context).accentColor,
borderRadius: BorderRadius.only(
topRight: Radius.circular(15.0),
bottomLeft: Radius.circular(15.0),
bottomRight: Radius.circular(15.0),
)),
margin: EdgeInsets.only(left: 70, right: 50, bottom: 10.0),
padding: EdgeInsets.all(15.0),
child: Text(
widget.onlinePodcast.description.trim(),
maxLines: 3,
overflow: TextOverflow.ellipsis,
style: Theme.of(context)
.textTheme
.bodyText1
.copyWith(color: Colors.white),
),
)
: Center(),
],
),
);
}
}