git-touch-android-ios-app/lib/android/home.dart

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import 'package:flutter/material.dart';
import 'package:flutter/cupertino.dart';
import '../components/event.dart';
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import '../utils.dart';
import 'dart:async';
class HomePage extends StatefulWidget {
// HomePage({Key key, this.title, this.message}) : super(key: key);
HomePage(this.message);
// final String title;
final Function message;
@override
createState() => _HomePageState();
}
class _HomePageState extends State<HomePage> {
int page = 1;
List<Event> events = [];
bool isLoading = false;
loadFirst() async {
var data = await fetchEvents();
setState(() {
events.clear();
events.addAll(data);
// print(events);
page = 1;
// isLoading = false;
});
return data;
}
loadMore() async {
// if (isLoading) return;
// print('more');
setState(() {
isLoading = true;
});
var data = await fetchEvents(page + 1);
setState(() {
events.addAll(data);
// print(events.length);
page++;
isLoading = false;
});
}
final _refreshIndicatorKey = GlobalKey<RefreshIndicatorState>();
@override
build(BuildContext context) {
return FutureBuilder(
future: loadFirst(),
builder: (context, snapshot) {
Widget widget;
if (snapshot.hasData) {
widget = RefreshIndicator(
key: _refreshIndicatorKey,
onRefresh: () async {
await loadFirst();
return null;
},
child: ListView.builder(
// reverse: true,
itemBuilder: (context, index) {
try {
if (index >= events.length) {
// print(events.length);
if (!isLoading) {
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// print('index: $index');
// print('length: ${events.length}');
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loadMore();
}
return Text('Loading...');
// print(index);
// Load next page
// return CupertinoActivityIndicator();
// if (isLoading) {
// return Text('Loading...');
// } else {
// // print(isLoading);
// // setState(() {
// // isLoading = true;
// // });
// return CupertinoRefreshControl();
// }
// return Text('Loading...');
}
return EventItem(events[index]);
} catch (err) {
return Text(err.toString());
// return null;
}
},
),
);
} else if (snapshot.hasError) {
widget = Text("${snapshot.error}");
} else {
widget = CupertinoActivityIndicator();
// widget = null;
}
return widget;
},
);
}
}