370 lines
15 KiB
Dart
370 lines
15 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_bloc/flutter_bloc.dart';
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import 'package:url_launcher/url_launcher.dart';
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import '../../../core/network/api_client.dart';
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import '../../../core/theme/app_theme.dart';
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import '../../../core/widgets/status_badge.dart';
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import '../../asset_detail/views/asset_detail_screen.dart';
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import '../../favorites/cubit/favorites_cubit.dart';
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import '../models/news_article_model.dart';
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import '../repositories/news_repository.dart';
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import 'finbert_sentiment_tab.dart';
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class ArticleSentimentDialog extends StatefulWidget {
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final NewsArticleModel articleData;
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final ApiClient? apiClient;
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final ValueChanged<NewsArticleModel>? onArticleUpdated;
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const ArticleSentimentDialog({
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super.key,
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required this.articleData,
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this.apiClient,
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this.onArticleUpdated,
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});
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@override
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State<ArticleSentimentDialog> createState() => _ArticleSentimentDialogState();
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}
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class _ArticleSentimentDialogState extends State<ArticleSentimentDialog> with SingleTickerProviderStateMixin {
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late TabController _tabController;
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late NewsArticleModel _currentArticle;
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bool _isReanalyzing = false;
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String? _reanalyzeError;
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@override
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void initState() {
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super.initState();
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_currentArticle = widget.articleData;
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_tabController = TabController(length: 2, vsync: this);
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}
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@override
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void dispose() {
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_tabController.dispose();
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super.dispose();
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}
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void _openOriginalSource() async {
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final urlStr = _currentArticle.sourceUrl;
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if (urlStr.isNotEmpty) {
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final uri = Uri.parse(urlStr);
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if (await canLaunchUrl(uri)) {
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await launchUrl(uri, mode: LaunchMode.externalApplication);
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}
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}
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}
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Future<void> _reanalyzeSentiment() async {
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if (_isReanalyzing || _currentArticle.id.isEmpty) return;
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setState(() {
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_isReanalyzing = true;
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_reanalyzeError = null;
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});
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try {
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final client = widget.apiClient ?? context.read<ApiClient>();
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final repo = NewsRepository(apiClient: client, backendUrl: ApiClient.baseUrl);
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final updatedArticle = await repo.reanalyzeArticle(_currentArticle.id);
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if (mounted) {
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setState(() {
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_currentArticle = updatedArticle;
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_isReanalyzing = false;
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});
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widget.onArticleUpdated?.call(updatedArticle);
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ScaffoldMessenger.of(context).showSnackBar(
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SnackBar(
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content: Row(
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children: [
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Icon(Icons.check_circle, color: AppTheme.primaryEmerald, size: 20),
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const SizedBox(width: 8),
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const Text('Sentiment-Analyse erfolgreich erneuert!'),
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],
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),
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backgroundColor: AppTheme.cardSurface,
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duration: const Duration(seconds: 3),
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),
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);
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}
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} catch (e) {
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if (mounted) {
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setState(() {
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_isReanalyzing = false;
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_reanalyzeError = e.toString();
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});
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}
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}
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}
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@override
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Widget build(BuildContext context) {
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final article = _currentArticle;
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final title = article.title.isNotEmpty ? article.title : 'Nachrichtenartikel';
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final author = article.author.isNotEmpty ? article.author : 'Finlytic News';
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final summary = article.summary;
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final sourceUrl = article.sourceUrl;
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final contentRaw = article.contentRaw;
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final publishedAt = "${article.publishedAt.day.toString().padLeft(2, '0')}.${article.publishedAt.month.toString().padLeft(2, '0')}.${article.publishedAt.year}";
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final status = article.status.isNotEmpty ? article.status : 'Completed';
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final rawSentiment = article.sentiment;
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final compoundScore = article.finbertResult?.score ?? article.sentimentScore;
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final Widget listBadge = rawSentiment.isNotEmpty
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? StatusBadge.sentiment(rawSentiment.toUpperCase(), score: compoundScore)
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: StatusBadge(
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label: status.toUpperCase(),
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color: status.toLowerCase().contains('analyz') ? AppTheme.primaryEmerald : AppTheme.accentCyan,
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);
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final client = widget.apiClient ?? (context.mounted ? context.read<ApiClient>() : null);
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final favourites = context.read<FavoritesCubit>().state.favoriteDetails;
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return Dialog(
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backgroundColor: AppTheme.cardSurface,
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shape: RoundedRectangleBorder(
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borderRadius: BorderRadius.circular(16),
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side: BorderSide(color: AppTheme.glassBorder),
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),
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child: Container(
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width: 720,
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height: 640,
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padding: const EdgeInsets.all(20),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// Header
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Row(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Expanded(
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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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title,
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style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 16, color: Colors.white),
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maxLines: 2,
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overflow: TextOverflow.ellipsis,
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),
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const SizedBox(height: 6),
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Text(
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'Quelle: $author • $publishedAt',
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style: TextStyle(color: AppTheme.textMuted, fontSize: 12),
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),
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],
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),
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),
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const SizedBox(width: 12),
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Row(
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mainAxisSize: MainAxisSize.min,
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crossAxisAlignment: CrossAxisAlignment.center,
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children: [
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// Sentiment Reanalyze Icon Button (directly left of badge)
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IconButton(
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tooltip: 'KI-Sentiment neu analysieren',
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onPressed: _isReanalyzing ? null : _reanalyzeSentiment,
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icon: _isReanalyzing
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? SizedBox(
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width: 14,
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height: 14,
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child: CircularProgressIndicator(strokeWidth: 2, color: AppTheme.accentCyan),
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)
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: Icon(Icons.auto_awesome, size: 18, color: AppTheme.accentCyan),
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padding: const EdgeInsets.all(6),
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constraints: const BoxConstraints(),
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),
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const SizedBox(width: 6),
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listBadge,
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const SizedBox(width: 8),
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IconButton(
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onPressed: () => Navigator.pop(context),
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icon: const Icon(Icons.close, color: Colors.white70, size: 20),
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padding: EdgeInsets.zero,
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constraints: const BoxConstraints(),
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),
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],
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),
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],
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),
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if (_reanalyzeError != null) ...[
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const SizedBox(height: 8),
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Container(
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padding: const EdgeInsets.all(8),
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decoration: BoxDecoration(
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color: AppTheme.accentRed.withValues(alpha: 0.15),
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borderRadius: BorderRadius.circular(6),
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border: Border.all(color: AppTheme.accentRed.withValues(alpha: 0.4)),
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),
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child: Row(
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children: [
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Icon(Icons.error_outline, size: 16, color: AppTheme.accentRed),
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const SizedBox(width: 6),
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Expanded(
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child: Text(
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_reanalyzeError!,
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style: TextStyle(color: AppTheme.accentRed, fontSize: 11),
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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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const SizedBox(height: 12),
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// Tab Bar
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Container(
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decoration: BoxDecoration(
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color: AppTheme.glassSurface,
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borderRadius: BorderRadius.circular(10),
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border: Border.all(color: AppTheme.glassBorder),
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),
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child: TabBar(
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controller: _tabController,
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indicatorColor: AppTheme.primaryEmerald,
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labelColor: AppTheme.primaryEmerald,
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unselectedLabelColor: AppTheme.textMuted,
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indicatorSize: TabBarIndicatorSize.tab,
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tabs: const [
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Tab(icon: Icon(Icons.article_outlined, size: 18), text: 'Artikel & Assets'),
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Tab(icon: Icon(Icons.psychology_outlined, size: 18), text: 'FinBERT KI-Sentiment'),
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],
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),
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),
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const SizedBox(height: 12),
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// Tab Views
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Expanded(
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child: TabBarView(
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controller: _tabController,
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children: [
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SingleChildScrollView(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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if (summary.isNotEmpty) ...[
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const Text('Zusammenfassung:', style: TextStyle(fontWeight: FontWeight.bold, fontSize: 13, color: Colors.white)),
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const SizedBox(height: 6),
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Container(
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width: double.infinity,
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: AppTheme.glassSurface,
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borderRadius: BorderRadius.circular(8),
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border: Border.all(color: AppTheme.glassBorder),
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),
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child: Text(summary, style: const TextStyle(color: Colors.white70, fontSize: 13, height: 1.4)),
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),
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const SizedBox(height: 14),
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],
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if (article.matchedAssets.isNotEmpty) ...[
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Row(
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children: [
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const Text('Erkannte Unternehmen & Assets:', style: TextStyle(fontWeight: FontWeight.bold, fontSize: 13, color: Colors.white)),
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const SizedBox(width: 6),
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Text('(Klick öffnet Asset-Details)', style: TextStyle(color: AppTheme.textMuted, fontSize: 11)),
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],
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),
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const SizedBox(height: 8),
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Wrap(
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spacing: 8,
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runSpacing: 8,
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children: article.matchedAssets.map((asset) {
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final isin = asset.isin;
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final name = asset.name.isNotEmpty ? asset.name : (asset.symbol.isNotEmpty ? asset.symbol : isin);
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final match = favourites.where((e) => e.isin == isin);
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final symbol = match.isEmpty ? null : match.first;
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return ActionChip(
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avatar: Icon(Icons.open_in_new, size: 14, color: AppTheme.accentCyan),
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label: Text(
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name,
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style: TextStyle(
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fontSize: 12,
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fontWeight: FontWeight.bold,
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color: AppTheme.accentCyan,
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),
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),
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backgroundColor: AppTheme.accentCyan.withValues(alpha: 0.1),
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side: BorderSide(color: AppTheme.accentCyan.withValues(alpha: 0.35)),
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padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 2),
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onPressed: () {
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if (client != null && isin.isNotEmpty) {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (_) => AssetDetailScreen(
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isin: isin,
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name: name,
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symbol: symbol != null ? symbol.symbol : asset.symbol,
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apiClient: client,
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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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}).toList(),
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),
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const SizedBox(height: 14),
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],
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const Text('Vollständiger Artikeltext:', style: TextStyle(fontWeight: FontWeight.bold, fontSize: 13, color: Colors.white)),
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const SizedBox(height: 6),
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Container(
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width: double.infinity,
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: Colors.black.withValues(alpha: 0.2),
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borderRadius: BorderRadius.circular(8),
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border: Border.all(color: AppTheme.glassBorder),
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),
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child: Text(
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contentRaw.isNotEmpty ? contentRaw : (summary.isNotEmpty ? summary : 'Kein vollständiger Text verfügbar.'),
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style: const TextStyle(color: Colors.white70, fontSize: 13, height: 1.5),
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),
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),
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],
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),
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),
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FinbertSentimentTab(article: article),
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],
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),
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),
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const SizedBox(height: 12),
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// Footer
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Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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if (sourceUrl.isNotEmpty)
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TextButton.icon(
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onPressed: _openOriginalSource,
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icon: const Icon(Icons.open_in_new, size: 16),
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label: const Text('Originalquelle im Web öffnen'),
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style: TextButton.styleFrom(foregroundColor: AppTheme.accentCyan),
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)
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else
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const SizedBox.shrink(),
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ElevatedButton(
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onPressed: () => Navigator.pop(context),
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style: ElevatedButton.styleFrom(
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backgroundColor: AppTheme.primaryEmerald,
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foregroundColor: Colors.black,
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padding: const EdgeInsets.symmetric(horizontal: 20, vertical: 10),
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
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),
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child: const Text('Schließen', style: TextStyle(fontWeight: FontWeight.bold)),
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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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}
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