mucke/lib/presentation/pages/smart_lists_artists_page.dart
2021-09-29 21:36:12 +02:00

78 lines
2.4 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter_mobx/flutter_mobx.dart';
import 'package:get_it/get_it.dart';
import '../../domain/entities/artist.dart';
import '../state/music_data_store.dart';
import '../state/smart_list_form_store.dart';
import '../theming.dart';
class SmartListArtistsPage extends StatelessWidget {
const SmartListArtistsPage({Key? key, required this.formStore}) : super(key: key);
final SmartListFormStore formStore;
@override
Widget build(BuildContext context) {
final store = formStore;
final MusicDataStore musicDataStore = GetIt.I<MusicDataStore>();
final initialSet = Set<Artist>.from(store.selectedArtists);
return SafeArea(
child: Scaffold(
appBar: AppBar(
title: const Text(
'Select Artists',
style: TEXT_HEADER,
),
leading: IconButton(
icon: const Icon(Icons.close),
onPressed: () {
store.selectedArtists.clear();
store.selectedArtists.addAll(initialSet);
Navigator.pop(context);
},
),
actions: [
IconButton(
icon: const Icon(Icons.check),
onPressed: () async {
Navigator.pop(context);
},
),
],
titleSpacing: 0.0,
),
body: Observer(builder: (_) {
final List<Artist> artists = musicDataStore.artistStream.value ?? [];
final selectedArtists = store.selectedArtists.toSet();
return Scrollbar(
child: ListView.separated(
itemCount: artists.length,
itemBuilder: (_, int index) {
final Artist artist = artists[index];
return CheckboxListTile(
title: Text(artist.name),
value: selectedArtists.contains(artist),
onChanged: (bool? value) {
if (value != null) {
if (value) {
store.addArtist(artist);
} else {
store.removeArtist(artist);
}
}
},
);
},
separatorBuilder: (BuildContext context, int index) => const SizedBox(
height: 4.0,
),
),
);
}),
),
);
}
}