feat(App): update Finlytic Flutter app UI and blocs

This commit is contained in:
2026-08-09 21:01:46 +02:00
parent e7427b7464
commit a708d2977c
591 changed files with 1095105 additions and 0 deletions
@@ -0,0 +1,120 @@
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import '../../../core/network/api_client.dart';
import '../../../core/theme/app_theme.dart';
import '../../../core/widgets/shimmer_loading.dart';
import '../../asset_detail/views/asset_detail_screen.dart';
import '../../discovery/cubit/discovery_cubit.dart';
import '../../favorites/cubit/favorites_cubit.dart';
/// Dynamic Scrollable Discovery Bar consuming DiscoveryCubit with real-time backend recommendations.
class AssetDiscoveryBar extends StatefulWidget {
final ApiClient apiClient;
const AssetDiscoveryBar({
super.key,
required this.apiClient,
});
@override
State<AssetDiscoveryBar> createState() => _AssetDiscoveryBarState();
}
class _AssetDiscoveryBarState extends State<AssetDiscoveryBar> {
@override
void initState() {
super.initState();
WidgetsBinding.instance.addPostFrameCallback((_) {
if (mounted) {
final cubit = context.read<DiscoveryCubit>();
if (cubit.state.assets.isEmpty) {
cubit.loadDiscovery();
}
}
});
}
@override
Widget build(BuildContext context) {
final activeTheme = AppTheme.activePreset;
return BlocBuilder<DiscoveryCubit, DiscoveryState>(
builder: (context, discState) {
if (discState.isLoading && discState.assets.isEmpty) {
return SizedBox(
height: 38,
child: ListView.builder(
scrollDirection: Axis.horizontal,
itemCount: 6,
itemBuilder: (_, __) => const Padding(
padding: EdgeInsets.only(right: 8),
child: ShimmerLoading(width: 130, height: 38, borderRadius: 20),
),
),
);
}
final assets = discState.assets;
if (assets.isEmpty) {
return const SizedBox.shrink();
}
return BlocBuilder<FavoritesCubit, FavoritesState>(
builder: (context, favState) {
return SizedBox(
height: 38,
child: ListView.builder(
scrollDirection: Axis.horizontal,
itemCount: assets.length,
itemBuilder: (context, index) {
final asset = assets[index];
final identifier = asset.symbol.isNotEmpty ? asset.symbol : asset.isin;
final isFav = favState.isFavorite(identifier) || favState.isFavorite(asset.isin);
return Padding(
padding: const EdgeInsets.only(right: 8),
child: ActionChip(
avatar: Icon(
isFav ? Icons.star_rounded : Icons.explore_outlined,
size: 16,
color: isFav ? Colors.amber : activeTheme.primaryColor,
),
label: Row(
mainAxisSize: MainAxisSize.min,
children: [
Text(
asset.name.isNotEmpty ? asset.name : asset.symbol,
style: TextStyle(
fontSize: 12,
color: activeTheme.textPrimary,
fontWeight: FontWeight.w600,
),
),
],
),
backgroundColor: activeTheme.glassSurface,
side: BorderSide(
color: isFav ? Colors.amber.withValues(alpha: 0.5) : activeTheme.glassBorder,
),
onPressed: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (_) => AssetDetailScreen(
symbol: identifier,
apiClient: widget.apiClient,
),
),
);
},
),
);
},
),
);
},
);
},
);
}
}
@@ -0,0 +1,206 @@
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import '../../../core/network/api_client.dart';
import '../../../core/theme/app_theme.dart';
import '../../../core/utils/time_utils.dart';
import '../../../core/widgets/glass_container.dart';
import '../../../core/widgets/status_badge.dart';
import '../../news/bloc/news_bloc.dart';
import '../../news/bloc/news_event.dart';
import '../../news/bloc/news_state.dart';
import '../../news/models/news_article_model.dart';
import '../../news/repositories/news_repository.dart';
import '../../news/widgets/article_sentiment_dialog.dart';
class DailyNewsSnapshot extends StatelessWidget {
final ApiClient apiClient;
final String backendUrl;
const DailyNewsSnapshot({
super.key,
required this.apiClient,
this.backendUrl = 'http://localhost:5000',
});
@override
Widget build(BuildContext context) {
return BlocProvider(
create: (context) => NewsBloc(
repository: NewsRepository(apiClient: apiClient, backendUrl: backendUrl),
)..add(FetchNews(date: DateTime.now().toIso8601String().substring(0, 10))),
child: const _DailyNewsSnapshotContent(),
);
}
}
class _DailyNewsSnapshotContent extends StatefulWidget {
const _DailyNewsSnapshotContent();
@override
State<_DailyNewsSnapshotContent> createState() => _DailyNewsSnapshotContentState();
}
class _DailyNewsSnapshotContentState extends State<_DailyNewsSnapshotContent> {
final ScrollController _scrollController = ScrollController();
@override
void initState() {
super.initState();
_scrollController.addListener(() {
if (_scrollController.position.pixels >= _scrollController.position.maxScrollExtent - 80) {
context.read<NewsBloc>().add(LoadMoreNews());
}
});
}
@override
void dispose() {
_scrollController.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return GlassContainer(
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Row(
children: [
const Text('Tagesnachrichten', style: TextStyle(fontWeight: FontWeight.bold, fontSize: 16)),
const SizedBox(width: 8),
BlocBuilder<NewsBloc, NewsState>(
builder: (context, state) {
if (state is NewsLoaded && state.articles.isNotEmpty) {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
decoration: BoxDecoration(
color: AppTheme.accentCyan.withValues(alpha: 0.15),
borderRadius: BorderRadius.circular(10),
),
child: Text(
'${state.articles.length} Artikel',
style: TextStyle(color: AppTheme.accentCyan, fontSize: 11, fontWeight: FontWeight.bold),
),
);
}
return const SizedBox.shrink();
},
),
],
),
IconButton(
icon: Icon(Icons.refresh, color: AppTheme.accentCyan, size: 18),
padding: EdgeInsets.zero,
constraints: const BoxConstraints(),
onPressed: () {
context.read<NewsBloc>().add(FetchNews(isRefresh: true, date: DateTime.now().toIso8601String().substring(0, 10)));
},
),
],
),
const SizedBox(height: 12),
BlocBuilder<NewsBloc, NewsState>(
builder: (context, state) {
if (state is NewsInitial || (state is NewsLoading && context.read<NewsBloc>().state is! NewsLoaded)) {
return Padding(
padding: const EdgeInsets.symmetric(vertical: 32),
child: Center(
child: CircularProgressIndicator(color: AppTheme.primaryEmerald, strokeWidth: 2),
),
);
}
if (state is NewsError) {
return Padding(
padding: const EdgeInsets.symmetric(vertical: 24),
child: Center(
child: Text(
state.message,
style: TextStyle(color: AppTheme.textMuted, fontSize: 12),
),
),
);
}
if (state is NewsLoaded) {
final articles = state.articles;
if (articles.isEmpty) {
return Padding(
padding: const EdgeInsets.symmetric(vertical: 24),
child: Center(
child: Text(
'Keine aktuellen Nachrichten verfügbar',
style: TextStyle(color: AppTheme.textMuted, fontSize: 12),
),
),
);
}
return SizedBox(
height: 380,
child: ListView.builder(
controller: _scrollController,
physics: const AlwaysScrollableScrollPhysics(),
itemCount: articles.length + (state.hasReachedMax ? 0 : 1),
itemBuilder: (context, index) {
if (index == articles.length) {
return Padding(
padding: const EdgeInsets.all(12),
child: Center(
child: CircularProgressIndicator(color: AppTheme.primaryEmerald, strokeWidth: 2),
),
);
}
final NewsArticleModel article = articles[index];
final timeStr = TimeUtils.formatRelativeTime(article.publishedAt.toIso8601String());
final Widget? badgeWidget = article.sentiment.trim().isNotEmpty
? StatusBadge.sentiment(article.sentiment, score: article.sentimentScore)
: null;
return ListTile(
contentPadding: EdgeInsets.zero,
title: Text(
article.title,
style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 13),
maxLines: 2,
overflow: TextOverflow.ellipsis,
),
subtitle: Text(
'${article.author}${timeStr.isNotEmpty ? '$timeStr' : ''}',
style: TextStyle(color: AppTheme.textMuted, fontSize: 11),
),
trailing: badgeWidget,
onTap: () {
showDialog(
context: context,
builder: (_) => ArticleSentimentDialog(
articleData: article,
),
);
},
);
},
),
);
}
return const SizedBox.shrink();
},
),
],
),
);
}
}
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import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import '../../../core/network/api_client.dart';
import '../../../core/theme/app_theme.dart';
import '../../../core/widgets/asset_logo_widget.dart';
import '../../../core/widgets/glass_container.dart';
import '../../../shared/widgets/favorite_star_button.dart';
import '../../asset_detail/views/asset_detail_screen.dart';
import '../../favorites/cubit/favorites_cubit.dart';
/// Dynamic User Favorites Carousel widget bound to FavoritesCubit with real-time SignalR prices.
class FavoritesCarousel extends StatelessWidget {
final ApiClient apiClient;
const FavoritesCarousel({
super.key,
required this.apiClient,
});
@override
Widget build(BuildContext context) {
return BlocBuilder<FavoritesCubit, FavoritesState>(
builder: (context, state) {
final activeTheme = AppTheme.activePreset;
final favoritesList = state.favoriteDetails;
if (favoritesList.isEmpty) {
return GlassContainer(
padding: const EdgeInsets.all(16),
child: Center(
child: Text(
'Keine Favoriten vorhanden. Nutze die Suche (Lupe), um Wertpapiere hinzuzufügen.',
style: TextStyle(color: activeTheme.textMuted, fontSize: 13),
),
),
);
}
return SizedBox(
height: 110,
child: ListView.builder(
scrollDirection: Axis.horizontal,
itemCount: favoritesList.length,
itemBuilder: (context, index) {
final fav = favoritesList[index];
final displayName = fav.name.isNotEmpty
? fav.name
: (fav.symbol.isNotEmpty ? fav.symbol : fav.isin);
final isinOrSymbol = fav.isin.isNotEmpty
? fav.isin
: (fav.symbol.isNotEmpty ? fav.symbol : fav.name);
final isPositive = fav.change24h >= 0;
return Container(
width: 195,
margin: const EdgeInsets.only(right: 12),
child: GlassContainer(
padding: const EdgeInsets.all(12),
onTap: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (_) => AssetDetailScreen(
symbol: isinOrSymbol,
apiClient: apiClient,
),
),
);
},
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Row(
children: [
AssetLogoWidget(
symbolOrName: isinOrSymbol,
imageUrl: fav.image.isNotEmpty ? fav.image : null,
size: 24,
),
const SizedBox(width: 8),
Expanded(
child: Text(
displayName,
style: TextStyle(
fontWeight: FontWeight.bold,
fontSize: 13,
color: activeTheme.textPrimary),
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
),
FavoriteStarButton(
identifier: isinOrSymbol,
symbol: fav.symbol,
name: fav.name,
size: 18,
padding: EdgeInsets.zero,
),
],
),
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(
'${fav.currentPrice > 0 ? fav.currentPrice.toStringAsFixed(2) : '--.--'}',
style: TextStyle(
fontWeight: FontWeight.bold,
fontSize: 12.5,
color: activeTheme.textPrimary,
),
),
Text(
'${isPositive ? '+' : ''}${fav.change24h.toStringAsFixed(2)}%',
style: TextStyle(
color: isPositive ? AppTheme.primaryEmerald : AppTheme.accentRed,
fontWeight: FontWeight.bold,
fontSize: 11.5,
),
),
],
),
],
),
),
);
},
),
);
},
);
}
}
@@ -0,0 +1,278 @@
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import '../../../core/network/api_client.dart';
import '../../../core/theme/app_theme.dart';
import '../../../core/widgets/glass_container.dart';
import '../../../core/widgets/shimmer_loading.dart';
import '../../trades/bloc/trade_bloc.dart';
import '../../trades/bloc/trade_event.dart';
import '../../trades/bloc/trade_state.dart';
import '../../trades/repositories/trade_repository.dart';
import '../../asset_detail/views/asset_detail_screen.dart';
import 'dart:ui';
/// Premium Dashboard Widget for Auto-Screener Asset Recommendations
class TradesStreamWidget extends StatelessWidget {
final ApiClient apiClient;
const TradesStreamWidget({super.key, required this.apiClient});
@override
Widget build(BuildContext context) {
return BlocProvider(
create: (context) => TradeBloc(
repository: TradeRepository(apiClient: apiClient),
)..add(const FetchTrades()),
child: const _TradesStreamWidgetContent(),
);
}
}
class _TradesStreamWidgetContent extends StatelessWidget {
const _TradesStreamWidgetContent();
@override
Widget build(BuildContext context) {
return BlocBuilder<TradeBloc, TradeState>(
builder: (context, state) {
if (state is TradeLoading) {
return const _PremiumLoadingSkeleton();
}
if (state is TradeLoaded) {
final proposals = state.trades.where((t) => t.isProposed && !t.isRejected).toList();
if (proposals.isEmpty) {
return const _EmptyRecommendations();
}
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Container(
padding: const EdgeInsets.all(6),
decoration: BoxDecoration(
color: AppTheme.primaryEmerald.withValues(alpha: 0.2),
shape: BoxShape.circle,
boxShadow: [
BoxShadow(
color: AppTheme.primaryEmerald.withValues(alpha: 0.4),
blurRadius: 8,
spreadRadius: 2,
),
],
),
child: Icon(Icons.bolt, color: AppTheme.primaryEmerald, size: 18),
),
const SizedBox(width: 8),
const Text(
'KI Asset Empfehlungen',
style: TextStyle(fontWeight: FontWeight.bold, fontSize: 18, color: Colors.white, letterSpacing: 0.5),
),
const Spacer(),
Container(
padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 4),
decoration: BoxDecoration(
color: Colors.amber.withValues(alpha: 0.15),
borderRadius: BorderRadius.circular(12),
border: Border.all(color: Colors.amber.withValues(alpha: 0.3)),
),
child: Row(
children: [
const Icon(Icons.star_rounded, size: 14, color: Colors.amber),
const SizedBox(width: 4),
Text(
'${proposals.length} Neu',
style: const TextStyle(color: Colors.amber, fontWeight: FontWeight.bold, fontSize: 12),
),
],
),
),
],
),
const SizedBox(height: 12),
SizedBox(
height: 160,
child: ListView.builder(
scrollDirection: Axis.horizontal,
physics: const BouncingScrollPhysics(),
itemCount: proposals.length,
itemBuilder: (context, index) {
final p = proposals[index];
final isBuy = p.signalType.toUpperCase() == 'BUY' || p.signalType.toUpperCase() == 'LONG';
final signalColor = isBuy ? AppTheme.primaryEmerald : AppTheme.accentRed;
return GestureDetector(
onTap: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (ctx) => AssetDetailScreen(
symbol: p.symbol.isNotEmpty ? p.symbol : p.isin,
apiClient: context.read<TradeBloc>().repository.apiClient,
),
),
);
},
child: Container(
width: 260,
margin: const EdgeInsets.only(right: 16),
child: ClipRRect(
borderRadius: BorderRadius.circular(20),
child: BackdropFilter(
filter: ImageFilter.blur(sigmaX: 10, sigmaY: 10),
child: Container(
decoration: BoxDecoration(
color: Colors.white.withValues(alpha: 0.03),
borderRadius: BorderRadius.circular(20),
border: Border.all(color: Colors.white.withValues(alpha: 0.1)),
gradient: LinearGradient(
begin: Alignment.topLeft,
end: Alignment.bottomRight,
colors: [
Colors.white.withValues(alpha: 0.08),
signalColor.withValues(alpha: 0.02),
],
),
),
padding: const EdgeInsets.all(16),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text(
p.symbol.isNotEmpty ? p.symbol : 'Trade',
style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 20, color: Colors.white),
),
Container(
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
decoration: BoxDecoration(
color: signalColor.withValues(alpha: 0.15),
borderRadius: BorderRadius.circular(8),
border: Border.all(color: signalColor.withValues(alpha: 0.3)),
),
child: Text(
p.signalType,
style: TextStyle(color: signalColor, fontWeight: FontWeight.bold, fontSize: 11),
),
),
],
),
if (p.companyName.isNotEmpty) ...[
const SizedBox(height: 4),
Text(
p.companyName,
style: TextStyle(color: AppTheme.textMuted, fontSize: 12),
maxLines: 1,
overflow: TextOverflow.ellipsis,
),
],
const Spacer(),
if (p.reasoning.isNotEmpty) ...[
Text(
p.reasoning,
style: const TextStyle(color: Colors.white70, fontSize: 11, fontStyle: FontStyle.italic),
maxLines: 2,
overflow: TextOverflow.ellipsis,
),
const SizedBox(height: 10),
],
Row(
children: [
Text(
'KI Score: ${(p.winRate).toStringAsFixed(0)}%',
style: TextStyle(color: AppTheme.accentCyan, fontWeight: FontWeight.w600, fontSize: 13),
),
const Spacer(),
const Icon(Icons.arrow_forward_rounded, color: Colors.white54, size: 16),
],
),
],
),
),
),
),
),
);
},
),
),
],
);
}
return const SizedBox.shrink();
},
);
}
}
class _PremiumLoadingSkeleton extends StatelessWidget {
const _PremiumLoadingSkeleton();
@override
Widget build(BuildContext context) {
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const ShimmerLoading(width: 200, height: 24, borderRadius: 4),
const SizedBox(height: 12),
SizedBox(
height: 160,
child: ListView.builder(
scrollDirection: Axis.horizontal,
itemCount: 3,
itemBuilder: (_, __) => const Padding(
padding: EdgeInsets.only(right: 16),
child: ShimmerLoading(width: 260, height: 160, borderRadius: 20),
),
),
),
],
);
}
}
class _EmptyRecommendations extends StatelessWidget {
const _EmptyRecommendations();
@override
Widget build(BuildContext context) {
return GlassContainer(
padding: const EdgeInsets.all(20),
child: Row(
children: [
Container(
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
color: AppTheme.accentCyan.withValues(alpha: 0.1),
shape: BoxShape.circle,
),
child: Icon(Icons.radar, color: AppTheme.accentCyan, size: 24),
),
const SizedBox(width: 16),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text(
'KI Screener läuft...',
style: TextStyle(fontWeight: FontWeight.bold, fontSize: 15, color: Colors.white),
),
const SizedBox(height: 4),
Text(
'Es gibt aktuell keine neuen hoch-konfidenten Asset-Vorschläge. Die KI analysiert den Markt kontinuierlich.',
style: TextStyle(color: AppTheme.textMuted, fontSize: 12),
),
],
),
),
],
),
);
}
}