Files
be_happy_public/lib/presentation/screens/news_detail_screen.dart

144 lines
4.2 KiB
Dart

import 'package:flutter/material.dart';
import 'package:be_happy/di/service_locator.dart';
import '../../core/app_colors.dart';
import '../components/custom_app_bar.dart';
import '../components/content_parser.dart';
import '../../domain/usecase/get_news_by_id_usecase.dart';
class NewsDetailScreen extends StatefulWidget {
final int newsId;
final String title;
const NewsDetailScreen({
super.key,
required this.newsId,
required this.title,
});
@override
State<NewsDetailScreen> createState() => _NewsDetailScreenState();
}
class _NewsDetailScreenState extends State<NewsDetailScreen> {
bool _isLoading = true;
String? _errorMessage;
dynamic _news;
@override
void initState() {
super.initState();
_fetchNews();
}
Future<void> _fetchNews() async {
try {
final usecase = getIt<GetNewsByIdUsecase>();
final news = await usecase(widget.newsId);
if (mounted) {
setState(() {
_news = news;
_isLoading = false;
});
}
} catch (e) {
if (mounted) {
setState(() {
_errorMessage = e.toString();
_isLoading = false;
});
}
}
}
@override
Widget build(BuildContext context) {
return Scaffold(
body: Container(
decoration: const BoxDecoration(gradient: AppColors.phoneScreenBg),
child: SafeArea(
child: Column(
children: [
const SizedBox(height: 16),
Padding(
padding: const EdgeInsets.symmetric(horizontal: 20),
child: CustomAppBar(title: widget.title),
),
// 🔹 Контент
Expanded(
child: _isLoading
? const Center(
child: CircularProgressIndicator(color: Colors.white),
)
: _errorMessage != null
? Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
const Text(
'Ошибка загрузки новости',
style: TextStyle(
color: Colors.white,
fontSize: 16,
fontWeight: FontWeight.w600,
),
),
const SizedBox(height: 16),
Text(
_errorMessage!,
style: TextStyle(
color: Colors.white.withOpacity(0.6),
fontSize: 14,
),
textAlign: TextAlign.center,
),
const SizedBox(height: 24),
ElevatedButton(
onPressed: () {
setState(() {
_isLoading = true;
_errorMessage = null;
_fetchNews();
});
},
child: const Text('Повторить'),
),
],
),
)
: _news != null
? _buildNewsContent(_news)
: const SizedBox.shrink(),
),
],
),
),
),
);
}
Widget _buildNewsContent(dynamic news) {
return SingleChildScrollView(
padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 20),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// ✅ Используем вынесенный парсер
...ContentParser.parseContent(
textJson: news.textJson,
text: news.text,
),
],
),
);
}
// 🔹 Удалены старые методы: _parseHtmlText, _parseHtmlElements, _parseJsonText, _parseJsonNode
String _formatDate(DateTime? date) {
if (date == null) return '';
final localDate = date.toLocal();
return '${localDate.day.toString().padLeft(2, '0')}.${localDate.month.toString().padLeft(2, '0')}.${localDate.year}';
}
}