tsacdop-podcast-app-android/lib/home/appbar/addpodcast.dart

374 lines
12 KiB
Dart

import 'dart:io';
import 'dart:convert';
import 'dart:async';
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:path_provider/path_provider.dart';
import 'package:image/image.dart' as img;
import 'package:fluttertoast/fluttertoast.dart';
import 'package:uuid/uuid.dart';
import 'package:tsacdop/class/importompl.dart';
import 'package:tsacdop/class/podcast_group.dart';
import 'package:tsacdop/class/searchpodcast.dart';
import 'package:tsacdop/class/podcastlocal.dart';
import 'package:tsacdop/local_storage/sqflite_localpodcast.dart';
import 'package:tsacdop/home/home.dart';
import 'package:tsacdop/home/appbar/popupmenu.dart';
import 'package:tsacdop/webfeed/webfeed.dart';
class MyHomePage extends StatefulWidget {
@override
_MyHomePageState createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
final _MyHomePageDelegate _delegate = _MyHomePageDelegate();
final GlobalKey<ScaffoldState> _scaffoldKey = GlobalKey<ScaffoldState>();
@override
Widget build(BuildContext context) {
return AnnotatedRegion<SystemUiOverlayStyle>(
value: SystemUiOverlayStyle(
systemNavigationBarColor: Colors.grey[100],
statusBarColor: Colors.green,
),
child: Scaffold(
key: _scaffoldKey,
appBar: AppBar(
elevation: 0,
centerTitle: true,
backgroundColor: Colors.grey[100],
brightness: Brightness.light,
leading: IconButton(
tooltip: 'Add',
icon: const Icon(Icons.add_circle_outline),
onPressed: () async {
await showSearch<int>(
context: context,
delegate: _delegate,
);
},
),
title: Image(
image: AssetImage('assets/text.png'),
height: 30,
),
actions: <Widget>[
PopupMenu(),
],
),
body: Home(),
),
);
}
}
class _MyHomePageDelegate extends SearchDelegate<int> {
static Future<List> getList(String searchText) async {
String url =
"https://listennotes.p.mashape.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': "UtSwKG4afSmshZfglwsXylLKJZHgp1aZHi2jsnSYK5mZi0A32T",
'Accept': "application/json"
}));
Map searchResultMap = jsonDecode(response.toString());
var searchResult = SearchPodcast.fromJson(searchResultMap);
return searchResult.results;
}
@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: AssetImage('assets/listennotes.png'),
height: 20,
),
));
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,
),
),
);
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> {
bool _issubscribe;
bool _adding;
bool _showDes;
@override
void initState() {
super.initState();
_issubscribe = false;
_adding = false;
_showDes = false;
}
@override
void 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 importOmpl = Provider.of<ImportOmpl>(context, listen: false);
var groupList = Provider.of<GroupList>(context, listen: false);
savePodcast(String rss) async {
if (mounted) setState(() => _adding = true);
importOmpl.importState = ImportState.import;
try {
Response response = await Dio().get(rss);
var dbHelper = DBHelper();
String _realUrl =
response.isRedirect ? response.realUri.toString() : rss;
bool _checkUrl = await dbHelper.checkPodcast(_realUrl);
if (_checkUrl) {
if (mounted) setState(() => _issubscribe = true);
var _p = RssFeed.parse(response.data);
print(_p.title);
var dir = await getApplicationDocumentsDirectory();
Response<List<int>> imageResponse = await Dio().get<List<int>>(
_p.itunes.image.href,
options: Options(responseType: ResponseType.bytes));
img.Image image = img.decodeImage(imageResponse.data);
img.Image thumbnail = img.copyResize(image, width: 300);
String _uuid = Uuid().v4();
File("${dir.path}/$_uuid.png")
..writeAsBytesSync(img.encodePng(thumbnail));
String _imagePath = "${dir.path}/$_uuid.png";
String _primaryColor = await getColor(File("${dir.path}/$_uuid.png"));
PodcastLocal podcastLocal = PodcastLocal(
_p.title,
_p.itunes.image.href,
_realUrl,
_primaryColor,
_p.author,
_uuid,
_imagePath);
podcastLocal.description = _p.description;
groupList.subscribe(podcastLocal);
importOmpl.importState = ImportState.parse;
await dbHelper.savePodcastRss(_p, _uuid);
importOmpl.importState = ImportState.complete;
} else {
importOmpl.importState = ImportState.error;
Fluttertoast.showToast(
msg: 'POdcast Subscribed Already',
gravity: ToastGravity.TOP,
);
await Future.delayed(Duration(seconds: 10));
importOmpl.importState = ImportState.stop;
}
} catch (e) {
importOmpl.importState = ImportState.error;
Fluttertoast.showToast(
msg: 'Network error, Subscribe failed',
gravity: ToastGravity.TOP,
);
await Future.delayed(Duration(seconds: 10));
importOmpl.importState = ImportState.stop;
}
}
return Container(
child: Column(
mainAxisAlignment: MainAxisAlignment.start,
mainAxisSize: MainAxisSize.min,
children: <Widget>[
ListTile(
contentPadding: EdgeInsets.symmetric(horizontal: 20.0),
onTap: () {
setState(() {
_showDes = !_showDes;
});
},
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>[
Icon(_showDes
? Icons.keyboard_arrow_up
: Icons.keyboard_arrow_down),
Padding(padding: EdgeInsets.only(right: 10.0)),
!_issubscribe
? !_adding
? OutlineButton(
child: Text('Subscribe',
style: TextStyle(color: Colors.blue)),
onPressed: () {
importOmpl.rssTitle = widget.onlinePodcast.title;
savePodcast(widget.onlinePodcast.rss);
})
: OutlineButton(
child: SizedBox(
height: 20,
width: 20,
child: CircularProgressIndicator(
strokeWidth: 2,
valueColor:
AlwaysStoppedAnimation(Colors.blue),
)),
onPressed: () {},
)
: OutlineButton(child: Text('Subscribe'), onPressed: () {}),
],
),
),
_showDes
? Container(
alignment: Alignment.centerLeft,
decoration: BoxDecoration(
color: Colors.grey[300],
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),
padding: EdgeInsets.all(10.0),
child: Text(
widget.onlinePodcast.description.trim(),
maxLines: 3,
overflow: TextOverflow.ellipsis,
),
)
: Center(),
],
),
);
}
}