70 lines
2.0 KiB
Dart
70 lines
2.0 KiB
Dart
import 'package:flutter/material.dart';
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import '../../../routing/app_routes.dart';
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import '../../../state/app/modules/marianum_message/bloc/marianum_message_state.dart';
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import '../../../widget/centered_leading.dart';
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import '../../../widget/placeholder_view.dart';
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class SearchMarianumMessages extends SearchDelegate<MarianumMessage?> {
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final String base;
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final List<MarianumMessage> messages;
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SearchMarianumMessages({required this.base, required this.messages});
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List<MarianumMessage> _matches() {
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final q = query.trim().toLowerCase();
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if (q.isEmpty) return messages;
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return messages.where((m) {
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return m.name.toLowerCase().contains(q) ||
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m.date.toLowerCase().contains(q);
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}).toList();
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}
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@override
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List<Widget>? buildActions(BuildContext context) => [
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if (query.isNotEmpty)
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IconButton(
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tooltip: 'Leeren',
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onPressed: () => query = '',
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icon: const Icon(Icons.clear),
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),
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];
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@override
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Widget? buildLeading(BuildContext context) => IconButton(
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tooltip: 'Zurück',
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icon: const Icon(Icons.arrow_back),
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onPressed: () => close(context, null),
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);
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@override
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Widget buildResults(BuildContext context) {
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final matches = _matches();
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if (matches.isEmpty) {
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return const PlaceholderView(
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icon: Icons.search_off_outlined,
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text: 'Keine Treffer',
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);
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}
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return ListView.builder(
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itemCount: matches.length,
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itemBuilder: (_, i) {
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final message = matches[i];
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return ListTile(
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leading: const CenteredLeading(Icon(Icons.newspaper)),
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title: Text(message.name, overflow: TextOverflow.ellipsis),
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subtitle: Text('vom ${message.date}'),
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trailing: const Icon(Icons.arrow_right),
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onTap: () {
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close(context, message);
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AppRoutes.openMarianumMessage(context, message);
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},
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);
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},
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);
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}
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@override
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Widget buildSuggestions(BuildContext context) => buildResults(context);
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}
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