96 lines
2.8 KiB
Dart
96 lines
2.8 KiB
Dart
import 'dart:async';
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import 'package:flutter/material.dart';
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import 'package:flutter_gen/gen_l10n/l10n.dart';
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import 'package:matrix/matrix.dart';
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import '../utils/localized_exception_extension.dart';
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import 'matrix.dart';
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class ConnectionStatusHeader extends StatefulWidget {
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const ConnectionStatusHeader({Key key}) : super(key: key);
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@override
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_ConnectionStatusHeaderState createState() => _ConnectionStatusHeaderState();
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}
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class _ConnectionStatusHeaderState extends State<ConnectionStatusHeader> {
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StreamSubscription _onSyncSub;
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StreamSubscription _onSyncErrorSub;
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bool get _connected =>
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DateTime.now().millisecondsSinceEpoch -
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_lastSyncReceived.millisecondsSinceEpoch <
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(Matrix.of(context).client.sendMessageTimeoutSeconds + 2) * 1000;
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static DateTime _lastSyncReceived = DateTime(0);
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SyncStatusUpdate _status =
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const SyncStatusUpdate(SyncStatus.waitingForResponse);
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@override
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void dispose() {
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_onSyncSub?.cancel();
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_onSyncErrorSub?.cancel();
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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_onSyncSub ??= Matrix.of(context).client.onSyncStatus.stream.listen(
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(status) => setState(
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() {
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if ((status.status == SyncStatus.processing &&
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Matrix.of(context).client.prevBatch != null) ||
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status.status == SyncStatus.finished) {
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_lastSyncReceived = DateTime.now();
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}
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_status = status;
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},
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),
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);
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return AnimatedContainer(
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duration: const Duration(milliseconds: 200),
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curve: Curves.bounceInOut,
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height: _connected ? 0 : 36,
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clipBehavior: Clip.hardEdge,
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decoration: BoxDecoration(color: Theme.of(context).secondaryHeaderColor),
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padding: const EdgeInsets.symmetric(horizontal: 12),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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SizedBox(
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width: 24,
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height: 24,
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child: CircularProgressIndicator.adaptive(
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strokeWidth: 2,
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value: _connected ? 1.0 : _status.progress,
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),
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),
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const SizedBox(width: 12),
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Text(
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_status.toLocalizedString(context),
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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),
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],
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),
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);
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}
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}
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extension on SyncStatusUpdate {
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String toLocalizedString(BuildContext context) {
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switch (status) {
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case SyncStatus.waitingForResponse:
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return L10n.of(context).loadingPleaseWait;
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case SyncStatus.error:
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return (error.exception as Object).toLocalizedString(context);
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case SyncStatus.processing:
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case SyncStatus.cleaningUp:
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case SyncStatus.finished:
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default:
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return L10n.of(context).synchronizingPleaseWait;
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}
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}
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}
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