feat(app): clean architecture with typed repositories, DTO models and calendar event logos

2026-08-15 01:03:22 +02:00
parent f08fecde23
commit 15f8f7896e
34 changed files with 1435 additions and 1420 deletions
@@ -0,0 +1,117 @@
+import 'package:flutter/material.dart';
+import '../../../core/theme/app_theme.dart';
+import '../../../core/widgets/glass_container.dart';
+import '../../../core/widgets/status_badge.dart';
+import '../models/news_article_model.dart';
+
+class FinbertSentimentTab extends StatelessWidget {
+  final NewsArticleModel article;
+
+  const FinbertSentimentTab({super.key, required this.article});
+
+  @override
+  Widget build(BuildContext context) {
+    final finbert = article.finbertResult;
+    final double compoundScore = finbert?.score ?? article.sentimentScore;
+    final double confidenceScore = article.confidence;
+    final String label = (finbert?.label ?? article.sentiment).toUpperCase();
+
+    final double posRatio = finbert?.positiveProbability ?? (label == 'POSITIVE' ? 0.8 : 0.1);
+    final double neuRatio = finbert?.neutralProbability ?? (label == 'NEUTRAL' ? 0.8 : 0.1);
+    final double negRatio = finbert?.negativeProbability ?? (label == 'NEGATIVE' ? 0.8 : 0.1);
+
+    final String aiText = finbert?.summarySnippet ?? (article.summary.isNotEmpty ? article.summary : 'FinBERT Sentiment-Analyse verarbeitet.');
+
+    return SingleChildScrollView(
+      padding: const EdgeInsets.all(16),
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          Row(
+            mainAxisAlignment: MainAxisAlignment.spaceBetween,
+            children: [
+              Row(
+                children: [
+                  Icon(Icons.psychology, color: AppTheme.accentCyan, size: 24),
+                  const SizedBox(width: 8),
+                  const Text('FinBERT NLP Modell', style: TextStyle(fontWeight: FontWeight.bold, fontSize: 16, color: Colors.white)),
+                ],
+              ),
+              StatusBadge.sentiment(label.isNotEmpty ? label : 'NEUTRAL', score: compoundScore),
+            ],
+          ),
+          const SizedBox(height: 16),
+          GlassContainer(
+            padding: const EdgeInsets.all(16),
+            child: Column(
+              crossAxisAlignment: CrossAxisAlignment.start,
+              children: [
+                const Text('Sentiment Verteilung (Wahrscheinlichkeiten):', style: TextStyle(fontWeight: FontWeight.bold, fontSize: 13, color: Colors.white)),
+                const SizedBox(height: 12),
+                _buildProbBar('Positiv', posRatio, AppTheme.primaryEmerald),
+                const SizedBox(height: 8),
+                _buildProbBar('Neutral', neuRatio, Colors.amber),
+                const SizedBox(height: 8),
+                _buildProbBar('Negativ', negRatio, AppTheme.accentRed),
+              ],
+            ),
+          ),
+          const SizedBox(height: 16),
+          GlassContainer(
+            padding: const EdgeInsets.all(16),
+            child: Column(
+              crossAxisAlignment: CrossAxisAlignment.start,
+              children: [
+                Row(
+                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
+                  children: [
+                    const Text('Konfidenz-Score:', style: TextStyle(color: Colors.white70, fontSize: 13)),
+                    Text('${(confidenceScore * 100).toStringAsFixed(1)}%', style: TextStyle(color: AppTheme.accentCyan, fontWeight: FontWeight.bold, fontSize: 14)),
+                  ],
+                ),
+                const SizedBox(height: 8),
+                Row(
+                  mainAxisAlignment: MainAxisAlignment.spaceBetween,
+                  children: [
+                    const Text('Compound Sentiment-Wert:', style: TextStyle(color: Colors.white70, fontSize: 13)),
+                    Text(compoundScore.toStringAsFixed(2), style: TextStyle(color: compoundScore >= 0 ? AppTheme.primaryEmerald : AppTheme.accentRed, fontWeight: FontWeight.bold, fontSize: 14)),
+                  ],
+                ),
+              ],
+            ),
+          ),
+          const SizedBox(height: 16),
+          const Text('KI-Zusammenfassung & Relevanz:', style: TextStyle(fontWeight: FontWeight.bold, fontSize: 14, color: Colors.white)),
+          const SizedBox(height: 8),
+          Text(aiText, style: const TextStyle(color: Colors.white70, fontSize: 13, height: 1.4)),
+        ],
+      ),
+    );
+  }
+
+  Widget _buildProbBar(String label, double ratio, Color color) {
+    final pct = (ratio * 100).clamp(0.0, 100.0);
+    return Column(
+      crossAxisAlignment: CrossAxisAlignment.start,
+      children: [
+        Row(
+          mainAxisAlignment: MainAxisAlignment.spaceBetween,
+          children: [
+            Text(label, style: TextStyle(color: AppTheme.textMuted, fontSize: 12)),
+            Text('${pct.toStringAsFixed(1)}%', style: TextStyle(color: color, fontWeight: FontWeight.bold, fontSize: 12)),
+          ],
+        ),
+        const SizedBox(height: 4),
+        ClipRRect(
+          borderRadius: BorderRadius.circular(4),
+          child: LinearProgressIndicator(
+            value: ratio.clamp(0.0, 1.0),
+            backgroundColor: Colors.white.withValues(alpha: 0.08),
+            valueColor: AlwaysStoppedAnimation<Color>(color),
+            minHeight: 6,
+          ),
+        ),
+      ],
+    );
+  }
+}