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MrbWebLibre/apps/weblibre/lib/presentation/widgets/failure_widget.dart
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Dart

/*
* Copyright (c) 2024-2026 Fabian Freund.
*
* This file is part of WebLibre
* (see https://weblibre.eu).
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import 'package:flutter/material.dart';
class FailureWidget extends StatelessWidget {
const FailureWidget({
super.key,
this.title,
this.exception,
this.onRetry,
this.compact = false,
});
final String? title;
final dynamic exception;
final VoidCallback? onRetry;
final bool compact;
@override
Widget build(BuildContext context) {
return Center(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
ListTile(
title: Text(title ?? 'Something went wrong'),
subtitle: exception != null
? switch (exception) {
final String string => Text(string),
_ => Text(exception.runtimeType.toString()),
}
: null,
trailing: compact && onRetry != null
? IconButton.outlined(
onPressed: onRetry,
style: IconButton.styleFrom(
tapTargetSize: MaterialTapTargetSize.shrinkWrap,
),
icon: const Icon(Icons.refresh_outlined),
)
: null,
textColor: Theme.of(context).colorScheme.error,
),
if (!compact && onRetry != null)
Padding(
padding: const EdgeInsets.symmetric(
horizontal: 12.0,
vertical: 8.0,
),
child: SizedBox(
width: double.infinity,
child: OutlinedButton.icon(
onPressed: onRetry,
style: OutlinedButton.styleFrom(
tapTargetSize: MaterialTapTargetSize.shrinkWrap,
),
label: const Text('Retry'),
icon: const Icon(Icons.refresh_outlined),
),
),
),
],
),
);
}
}