86 lines
2.7 KiB
Dart
86 lines
2.7 KiB
Dart
 
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import 'package:flutter/material.dart';
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import 'package:url_launcher/url_launcher.dart';
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/// User-facing app name. Platform launcher labels (AndroidManifest, Info.plist,
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/// web/manifest.json, windows/runner) are set separately.
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const appName = 'Tagesbyte';
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String timeAgo(DateTime? date) {
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if (date == null) return '';
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final diff = DateTime.now().difference(date.toLocal());
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if (diff.inMinutes < 1) return 'just now';
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if (diff.inMinutes < 60) return '${diff.inMinutes} min ago';
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if (diff.inHours < 24) return '${diff.inHours} h ago';
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if (diff.inDays == 1) return 'yesterday';
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return '${diff.inDays} days ago';
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}
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String formatDateTime(DateTime date) {
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final d = date.toLocal();
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String two(int n) => n.toString().padLeft(2, '0');
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return '${two(d.day)}.${two(d.month)}.${d.year} ${two(d.hour)}:${two(d.minute)}';
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}
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const weekdayNames = [
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'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday',
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];
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const monthNames = [
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'January', 'February', 'March', 'April', 'May', 'June',
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'July', 'August', 'September', 'October', 'November', 'December',
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];
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bool isSameDay(DateTime a, DateTime b) =>
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a.year == b.year && a.month == b.month && a.day == b.day;
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Future<void> openUrl(BuildContext context, String url) async {
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final ok = await launchUrl(Uri.parse(url), mode: LaunchMode.externalApplication);
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if (!ok && context.mounted) {
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ScaffoldMessenger.of(context)
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.showSnackBar(SnackBar(content: Text('Could not open $url')));
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}
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}
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/// Centered icon + text + optional action, used for empty and error states.
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class EmptyState extends StatelessWidget {
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const EmptyState({
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super.key,
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required this.icon,
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required this.title,
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this.message,
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this.action,
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});
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final IconData icon;
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final String title;
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final String? message;
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final Widget? action;
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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return Center(
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child: Padding(
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padding: const EdgeInsets.all(32),
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(icon, size: 56, color: theme.colorScheme.primary),
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const SizedBox(height: 16),
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Text(title, style: theme.textTheme.titleMedium, textAlign: TextAlign.center),
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if (message != null) ...[
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const SizedBox(height: 8),
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Text(
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message!,
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style: theme.textTheme.bodyMedium
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?.copyWith(color: theme.colorScheme.onSurfaceVariant),
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textAlign: TextAlign.center,
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),
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],
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if (action != null) ...[const SizedBox(height: 20), action!],
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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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