jld3103
2 years ago
10 changed files with 525 additions and 76 deletions
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import 'dart:async'; |
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import 'package:collection/collection.dart'; |
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import 'package:flutter/foundation.dart'; |
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import 'package:meta/meta.dart'; |
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import 'package:neon/models.dart'; |
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import 'package:neon/src/bloc/bloc.dart'; |
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import 'package:neon/src/bloc/result.dart'; |
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import 'package:neon/src/blocs/apps.dart'; |
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import 'package:nextcloud/nextcloud.dart'; |
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import 'package:rxdart/rxdart.dart'; |
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abstract interface class UnifiedSearchBlocEvents { |
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void search(final String term); |
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void enable(); |
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void disable(); |
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} |
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abstract interface class UnifiedSearchBlocStates { |
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BehaviorSubject<bool> get enabled; |
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BehaviorSubject<Result<Map<CoreUnifiedSearchProvider, Result<CoreUnifiedSearchResult>>?>> get results; |
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} |
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@internal |
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class UnifiedSearchBloc extends InteractiveBloc implements UnifiedSearchBlocEvents, UnifiedSearchBlocStates { |
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UnifiedSearchBloc( |
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this._appsBloc, |
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this._account, |
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) { |
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_appsBloc.activeApp.listen((final _) { |
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if (enabled.value) { |
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disable(); |
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} |
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}); |
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} |
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final AppsBloc _appsBloc; |
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final Account _account; |
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String _term = ''; |
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@override |
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BehaviorSubject<bool> enabled = BehaviorSubject.seeded(false); |
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@override |
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BehaviorSubject<Result<Map<CoreUnifiedSearchProvider, Result<CoreUnifiedSearchResult>>?>> results = |
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BehaviorSubject.seeded(Result.success(null)); |
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@override |
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void dispose() { |
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unawaited(enabled.close()); |
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unawaited(results.close()); |
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super.dispose(); |
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} |
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@override |
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Future refresh() async { |
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await _search(); |
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} |
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@override |
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Future search(final String term) async { |
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_term = term.trim(); |
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await _search(); |
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} |
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@override |
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void enable() { |
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enabled.add(true); |
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} |
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@override |
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void disable() { |
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enabled.add(false); |
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results.add(Result.success(null)); |
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_term = ''; |
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} |
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Future _search() async { |
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if (_term.isEmpty) { |
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results.add(Result.success(null)); |
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return; |
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} |
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try { |
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results.add(results.value.asLoading()); |
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final providers = (await _account.client.core.unifiedSearch.getProviders()).ocs.data; |
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results.add( |
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Result.success(Map.fromEntries(_getLoadingProviders(providers))), |
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); |
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for (final provider in providers) { |
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unawaited(_searchProvider(provider)); |
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} |
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} catch (e, s) { |
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debugPrint(e.toString()); |
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debugPrint(s.toString()); |
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results.add(Result.error(e)); |
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} |
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} |
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Iterable<MapEntry<CoreUnifiedSearchProvider, Result<CoreUnifiedSearchResult>>> _getLoadingProviders( |
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final Iterable<CoreUnifiedSearchProvider> providers, |
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) sync* { |
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for (final provider in providers) { |
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yield MapEntry(provider, Result.loading()); |
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} |
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} |
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Future _searchProvider(final CoreUnifiedSearchProvider provider) async { |
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_updateResults(provider, Result.loading()); |
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try { |
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final response = await _account.client.core.unifiedSearch.search( |
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providerId: provider.id, |
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term: _term, |
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); |
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_updateResults(provider, Result.success(response.ocs.data)); |
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} catch (e, s) { |
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debugPrint(e.toString()); |
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debugPrint(s.toString()); |
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_updateResults(provider, Result.error(e)); |
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} |
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} |
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void _updateResults(final CoreUnifiedSearchProvider provider, final Result<CoreUnifiedSearchResult> result) => |
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results.add( |
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Result.success( |
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Map.fromEntries( |
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_sortResults({ |
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...?results.value.data, |
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provider: result, |
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}), |
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), |
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), |
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); |
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Iterable<MapEntry<CoreUnifiedSearchProvider, Result<CoreUnifiedSearchResult>>> _sortResults( |
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final Map<CoreUnifiedSearchProvider, Result<CoreUnifiedSearchResult>> results, |
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) sync* { |
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final activeApp = _appsBloc.activeApp.value; |
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yield* results.entries |
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.where((final entry) => _providerMatchesApp(entry.key, activeApp)) |
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.sorted((final a, final b) => _sortEntriesCount(a.value, b.value)); |
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yield* results.entries |
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.whereNot((final entry) => _providerMatchesApp(entry.key, activeApp)) |
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.where((final entry) => _hasEntries(entry.value)) |
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.sorted((final a, final b) => _sortEntriesCount(a.value, b.value)); |
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} |
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bool _providerMatchesApp(final CoreUnifiedSearchProvider provider, final AppImplementation app) => |
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provider.id == app.id || provider.id.startsWith('${app.id}_'); |
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bool _hasEntries(final Result<CoreUnifiedSearchResult> result) => |
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!result.hasData || result.requireData.entries.isNotEmpty; |
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int _sortEntriesCount(final Result<CoreUnifiedSearchResult> a, final Result<CoreUnifiedSearchResult> b) => |
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(b.data?.entries.length ?? 0).compareTo(a.data?.entries.length ?? 0); |
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} |
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@ -0,0 +1,143 @@
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import 'package:flutter/material.dart'; |
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import 'package:go_router/go_router.dart'; |
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import 'package:meta/meta.dart'; |
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import 'package:neon/l10n/localizations.dart'; |
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import 'package:neon/src/bloc/result.dart'; |
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import 'package:neon/src/bloc/result_builder.dart'; |
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import 'package:neon/src/blocs/accounts.dart'; |
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import 'package:neon/src/blocs/unified_search.dart'; |
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import 'package:neon/src/models/account.dart'; |
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import 'package:neon/src/widgets/cached_image.dart'; |
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import 'package:neon/src/widgets/exception.dart'; |
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import 'package:neon/src/widgets/image_wrapper.dart'; |
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import 'package:neon/src/widgets/linear_progress_indicator.dart'; |
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import 'package:neon/src/widgets/list_view.dart'; |
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import 'package:neon/src/widgets/server_icon.dart'; |
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import 'package:neon/src/widgets/user_avatar.dart'; |
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import 'package:nextcloud/nextcloud.dart'; |
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import 'package:provider/provider.dart'; |
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@internal |
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class NeonUnifiedSearchResults extends StatelessWidget { |
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const NeonUnifiedSearchResults({ |
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super.key, |
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}); |
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@override |
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Widget build(final BuildContext context) { |
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final accountsBloc = Provider.of<AccountsBloc>(context, listen: false); |
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final bloc = accountsBloc.activeUnifiedSearchBloc; |
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return ResultBuilder.behaviorSubject( |
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stream: bloc.results, |
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builder: (final context, final results) => NeonListView( |
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items: results.data?.entries, |
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isLoading: results.isLoading, |
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error: results.error, |
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onRefresh: bloc.refresh, |
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builder: (final context, final snapshot) => AnimatedSize( |
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duration: const Duration(milliseconds: 100), |
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child: _buildProvider( |
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context, |
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accountsBloc, |
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bloc, |
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snapshot.key, |
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snapshot.value, |
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), |
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), |
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), |
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); |
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} |
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Widget _buildProvider( |
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final BuildContext context, |
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final AccountsBloc accountsBloc, |
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final UnifiedSearchBloc bloc, |
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final CoreUnifiedSearchProvider provider, |
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final Result<CoreUnifiedSearchResult> result, |
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) { |
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final entries = result.data?.entries ?? <CoreUnifiedSearchResultEntry>[]; |
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return Card( |
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child: Container( |
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padding: const EdgeInsets.all(10), |
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child: Column( |
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crossAxisAlignment: CrossAxisAlignment.start, |
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children: [ |
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Text( |
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provider.name, |
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style: Theme.of(context).textTheme.headlineSmall, |
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), |
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NeonException( |
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result.error, |
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onRetry: bloc.refresh, |
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), |
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NeonLinearProgressIndicator( |
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visible: result.isLoading, |
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), |
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if (entries.isEmpty) ...[ |
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ListTile( |
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leading: const Icon( |
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Icons.close, |
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size: kAvatarSize, |
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), |
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title: Text(AppLocalizations.of(context).searchNoResults), |
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), |
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], |
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for (final entry in entries) ...[ |
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ListTile( |
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leading: NeonImageWrapper( |
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size: const Size.square(kAvatarSize), |
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borderRadius: const BorderRadius.all(Radius.circular(8)), |
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child: _buildThumbnail(context, accountsBloc.activeAccount.value!, entry), |
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), |
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title: Text(entry.title), |
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subtitle: Text(entry.subline), |
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onTap: () async { |
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context.go(entry.resourceUrl); |
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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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); |
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} |
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Widget _buildThumbnail(final BuildContext context, final Account account, final CoreUnifiedSearchResultEntry entry) { |
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if (entry.thumbnailUrl.isNotEmpty) { |
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return NeonCachedImage.url( |
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size: const Size.square(kAvatarSize), |
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url: entry.thumbnailUrl, |
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account: account, |
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// The thumbnail URL might be set but a 404 is returned because there is no preview available |
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errorBuilder: (final context, final _) => _buildFallbackIcon(context, account, entry), |
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); |
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} |
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return _buildFallbackIcon(context, account, entry) ?? const SizedBox.shrink(); |
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} |
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Widget? _buildFallbackIcon( |
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final BuildContext context, |
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final Account account, |
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final CoreUnifiedSearchResultEntry entry, |
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) { |
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const size = Size.square(kAvatarSize * 2 / 3); |
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if (entry.icon.startsWith('/')) { |
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return NeonCachedImage.url( |
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size: size, |
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url: entry.icon, |
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account: account, |
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); |
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} |
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if (entry.icon.startsWith('icon-')) { |
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return NeonServerIcon( |
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size: size, |
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color: Theme.of(context).colorScheme.primary, |
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icon: entry.icon, |
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); |
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} |
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return null; |
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} |
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} |
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