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import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:linkchat/firebase/database.dart';
import 'package:linkchat/widgets/chat_bubble.dart';
import '../firebase/auth.dart';
import '../models/favorite.dart';
class FavoritesScreen extends StatefulWidget {
const FavoritesScreen({super.key});
@override
State<FavoritesScreen> createState() => _FavoritesScreenState();
}
class _FavoritesScreenState extends State<FavoritesScreen> {
final Auth _auth = Auth();
final Database _db = Database();
final TextEditingController _controller = TextEditingController();
final ValueNotifier<List<Favorite>> _favoritesNotifier =
ValueNotifier<List<Favorite>>([]);
final ValueNotifier<List<Favorite>> _filteredFavoritesNotifier =
ValueNotifier<List<Favorite>>([]);
@override
void initState() {
super.initState();
_db.getFavoritesByUserID(_auth.currentUser!.uid).first.then((f) {
_favoritesNotifier.value = f;
_filteredFavoritesNotifier.value = f;
}).onError((e, st) {
if (kDebugMode) print(e);
});
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: const Text('Favoritos'),
leading: IconButton(
icon: const Icon(Icons.arrow_back),
onPressed: () {
Navigator.of(context).pop();
},
),
),
body: Column(
children: [
Padding(
padding: const EdgeInsets.all(8.0),
child: TextField(
controller: _controller,
decoration: const InputDecoration(
border: OutlineInputBorder(),
labelText: 'Buscar',
),
onChanged: (value) {
if (value.isNotEmpty) {
_filteredFavoritesNotifier.value = _favoritesNotifier.value
.where((fav) =>
fav.messageText.contains(value) == true ||
fav.linkTitle?.contains(value) == true ||
fav.linkDescription?.contains(value) == true)
.toList();
} else {
_filteredFavoritesNotifier.value = _favoritesNotifier.value;
}
},
),
),
Expanded(
child: ValueListenableBuilder(
valueListenable: _filteredFavoritesNotifier,
builder: (context, value, child) => ListView.builder(
itemCount: value.length,
itemBuilder: (context, index) {
Favorite fav = value[index];
return LinkPreview(fav.getMessage());
},
),
),
),
],
),
);
}
}
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