90 lines
2.9 KiB
Dart
90 lines
2.9 KiB
Dart
import 'package:async/async.dart';
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import 'package:flutter/material.dart';
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import '../../../api/errors/error_mapper.dart';
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import '../../../api/marianumcloud/autocomplete/autocomplete_api.dart';
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import '../../../api/marianumcloud/autocomplete/autocomplete_response.dart';
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import '../../../model/endpoint_data.dart';
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import '../../../widget/app_progress_indicator.dart';
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import '../../../widget/placeholder_view.dart';
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class JoinChat extends SearchDelegate<String> {
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CancelableOperation<AutocompleteResponse>? future;
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@override
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List<Widget>? buildActions(BuildContext context) => [
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if (future != null && query.isNotEmpty)
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FutureBuilder(
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future: future!.value,
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builder: (context, snapshot) {
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if (snapshot.connectionState != ConnectionState.done) {
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return const Padding(
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padding: EdgeInsets.all(10),
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child: Center(child: AppProgressIndicator.medium()),
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);
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}
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return const SizedBox.shrink();
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},
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),
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if (query.isNotEmpty)
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IconButton(onPressed: () => query = '', icon: const Icon(Icons.delete)),
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];
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@override
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Widget? buildLeading(BuildContext context) => null;
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@override
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Widget buildResults(BuildContext context) {
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if (future != null) future!.cancel();
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if (query.isEmpty) {
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return const PlaceholderView(
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text: 'Suche nach benutzern',
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icon: Icons.person_search_outlined,
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);
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}
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future = CancelableOperation.fromFuture(AutocompleteApi().find(query));
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return FutureBuilder<AutocompleteResponse>(
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future: future!.value,
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builder: (context, snapshot) {
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if (snapshot.hasData) {
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return ListView.builder(
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itemCount: snapshot.data!.data.length,
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itemBuilder: (context, index) {
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var object = snapshot.data!.data[index];
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var circleAvatar = CircleAvatar(
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foregroundImage: Image.network(
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'https://${EndpointData().nextcloud().full()}/avatar/${object.id}/128',
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).image,
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backgroundColor: Theme.of(context).primaryColor,
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foregroundColor: Colors.white,
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child: const Icon(Icons.person),
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);
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return ListTile(
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leading: circleAvatar,
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title: Text(object.label),
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subtitle: Text(object.id),
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trailing: const Icon(Icons.arrow_right),
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onTap: () {
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close(context, object.id);
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},
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);
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},
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);
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} else if (snapshot.hasError) {
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return PlaceholderView(
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icon: Icons.search_off,
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text: errorToUserMessage(snapshot.error),
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);
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}
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return const Center(child: AppProgressIndicator.large());
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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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