fluffychat/lib/widgets/connection_status_header.dart
2022-06-04 20:06:57 +02:00

95 lines
2.6 KiB
Dart

import 'dart:async';
import 'package:flutter/material.dart';
import 'package:flutter_gen/gen_l10n/l10n.dart';
import 'package:matrix/matrix.dart';
import '../utils/localized_exception_extension.dart';
import 'matrix.dart';
class ConnectionStatusHeader extends StatefulWidget {
const ConnectionStatusHeader({Key? key}) : super(key: key);
@override
_ConnectionStatusHeaderState createState() => _ConnectionStatusHeaderState();
}
class _ConnectionStatusHeaderState extends State<ConnectionStatusHeader> {
StreamSubscription? _onSyncSub;
static bool _anySyncReceived = false;
SyncStatusUpdate _status =
const SyncStatusUpdate(SyncStatus.waitingForResponse);
@override
void dispose() {
_onSyncSub?.cancel();
super.dispose();
}
@override
Widget build(BuildContext context) {
_onSyncSub ??= Matrix.of(context).client.onSyncStatus.stream.listen(
(status) => setState(
() {
_status = status;
if (status.status == SyncStatus.finished) {
_anySyncReceived = true;
}
},
),
);
final hide = _anySyncReceived &&
_status.status != SyncStatus.error &&
Matrix.of(context).client.prevBatch != null;
return AnimatedContainer(
duration: const Duration(milliseconds: 200),
curve: Curves.bounceInOut,
height: hide ? 0 : 36,
clipBehavior: Clip.hardEdge,
decoration: BoxDecoration(color: Theme.of(context).colorScheme.surface),
padding: const EdgeInsets.symmetric(horizontal: 12),
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
SizedBox(
width: 24,
height: 24,
child: CircularProgressIndicator.adaptive(
strokeWidth: 2,
value: hide ? 1.0 : _status.progress,
),
),
const SizedBox(width: 12),
Text(
_status.toLocalizedString(context),
maxLines: 1,
overflow: TextOverflow.ellipsis,
style: TextStyle(color: Theme.of(context).colorScheme.onSurface),
),
],
),
);
}
}
extension on SyncStatusUpdate {
String toLocalizedString(BuildContext context) {
switch (status) {
case SyncStatus.waitingForResponse:
return L10n.of(context)!.loadingPleaseWait;
case SyncStatus.error:
return ((error?.exception ?? Object()) as Object)
.toLocalizedString(context);
case SyncStatus.processing:
case SyncStatus.cleaningUp:
case SyncStatus.finished:
default:
return L10n.of(context)!.synchronizingPleaseWait;
}
}
}