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automatic updating of last timestamp for bloc cache

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This commit is contained in:
Elias Müller
2024-05-12 14:27:16 +02:00
parent 76a1f65083
commit 69fc98ad45
4 changed files with 47 additions and 23 deletions
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4
lib/state/app/infrastructure/loadableState/bloc/loadable_state_bloc.dart
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@ -37,6 +37,10 @@ class LoadableStateBloc extends Bloc<LoadableStateEvent, LoadableStateState> {
: Icons.signal_wifi_connected_no_internet_4
: Icons.device_unknown;
Color connectionColor(BuildContext context) => connectivityStatusKnown() && !isConnected()
? Colors.grey.shade600
: Theme.of(context).primaryColor;
String connectionText({int? lastUpdated}) => connectivityStatusKnown()
? isConnected()
? 'Verbindung fehlgeschlagen'

59
lib/state/app/infrastructure/loadableState/view/loadable_state_error_bar.dart
View File

@ -1,3 +1,5 @@
import 'dart:async';
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
@ -31,14 +33,6 @@ class LoadableStateErrorBar extends StatelessWidget {
child: Builder(
builder: (context) {
var bloc = context.watch<LoadableStateBloc>();
var status = (
icon: bloc.connectionIcon(),
text: bloc.connectionText(lastUpdated: lastUpdated),
color: bloc.connectivityStatusKnown() && !bloc.isConnected()
? Colors.grey.shade600
: Theme.of(context).primaryColor
);
return InkWell(
onTap: () {
if(!bloc.isConnected()) return;
@ -47,16 +41,9 @@ class LoadableStateErrorBar extends StatelessWidget {
child: Container(
height: 20,
decoration: BoxDecoration(
color: status.color,
),
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(status.icon, size: 14),
const SizedBox(width: 10),
Text(status.text, style: const TextStyle(fontSize: 12))
],
color: bloc.connectionColor(context),
),
child: LoadableStateErrorBarText(lastUpdated: lastUpdated),
),
);
},
@ -65,3 +52,41 @@ class LoadableStateErrorBar extends StatelessWidget {
),
);
}
class LoadableStateErrorBarText extends StatefulWidget {
final int? lastUpdated;
const LoadableStateErrorBarText({required this.lastUpdated, super.key});
@override
State<LoadableStateErrorBarText> createState() => _LoadableStateErrorBarTextState();
}
class _LoadableStateErrorBarTextState extends State<LoadableStateErrorBarText> {
late Timer _rebuildTimer;
@override
void initState() {
_rebuildTimer = Timer.periodic(const Duration(seconds: 10), (timer) => setState(() {}));
super.initState();
}
@override
Widget build(BuildContext context) {
var bloc = context.watch<LoadableStateBloc>();
return Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(bloc.connectionIcon(), size: 14),
const SizedBox(width: 10),
Text(bloc.connectionText(lastUpdated: widget.lastUpdated), style: const TextStyle(fontSize: 12))
],
);
}
@override
void dispose() {
_rebuildTimer.cancel();
super.dispose();
}
}