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fluffychat/lib/views/archive.dart

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import 'package:famedlysdk/famedlysdk.dart';
import 'package:fluffychat/components/list_items/chat_list_item.dart';
import 'package:fluffychat/components/matrix.dart';
import 'package:flutter/material.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';
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class Archive extends StatefulWidget {
@override
_ArchiveState createState() => _ArchiveState();
}
class _ArchiveState extends State<Archive> {
List<Room> archive;
Future<List<Room>> getArchive(BuildContext context) async {
if (archive != null) return archive;
return await Matrix.of(context).client.archive;
}
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final ScrollController _scrollController = ScrollController();
bool _scrolledToTop = true;
@override
void initState() {
_scrollController.addListener(() async {
if (_scrollController.position.pixels > 0 && _scrolledToTop) {
setState(() => _scrolledToTop = false);
} else if (_scrollController.position.pixels == 0 && !_scrolledToTop) {
setState(() => _scrolledToTop = true);
}
});
super.initState();
}
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@override
Widget build(BuildContext context) {
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return Scaffold(
appBar: AppBar(
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leading: BackButton(),
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title: Text(L10n.of(context).archive),
elevation: _scrolledToTop ? 0 : null,
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),
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body: FutureBuilder<List<Room>>(
future: getArchive(context),
builder: (BuildContext context, snapshot) {
if (!snapshot.hasData) {
return Center(child: CircularProgressIndicator());
} else {
archive = snapshot.data;
return ListView.builder(
controller: _scrollController,
itemCount: archive.length,
itemBuilder: (BuildContext context, int i) => ChatListItem(
archive[i],
onForget: () => setState(() => archive.removeAt(i))),
);
}
},
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),
);
}
}