398 lines
16 KiB
Dart
398 lines
16 KiB
Dart
import 'package:flutter/material.dart';
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import '../../../core/theme/app_theme.dart';
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import '../../../core/widgets/glass_container.dart';
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import '../../../core/widgets/status_badge.dart';
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import '../models/trade_model.dart';
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import 'trade_calculation_card.dart';
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import 'trade_detail_modal.dart';
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/// Migrated onto `ActiveTradeDto`. `trade.currentPrice` is the engine's own
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/// tracked live price, so this card no longer needs to cross-reference the
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/// favorites feed for a "live" quote — doing so would just be a second,
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/// possibly-stale source of truth for a number the trade payload already
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/// carries. The old "is this actually a derivative quote or the underlying's"
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/// heuristic (comparing `entryPrice`/`actualEntryPrice` magnitudes) is gone
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/// too: there is only one entry price now (`averageBuyIn`, the real
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/// fill-weighted average), so there is nothing left to disambiguate.
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class TradeCard extends StatelessWidget {
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final TradeModel trade;
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final VoidCallback? onAccept;
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final VoidCallback? onClose;
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final VoidCallback? onSettings;
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const TradeCard({
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super.key,
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required this.trade,
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this.onAccept,
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this.onClose,
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this.onSettings,
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});
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String _fmt(double val) => val.toStringAsFixed(2);
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@override
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Widget build(BuildContext context) {
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final isBuy = trade.direction.isLong;
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final signalColor = isBuy ? AppTheme.primaryEmerald : AppTheme.accentRed;
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final isProposed = trade.isProposed;
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final isActive = trade.isActive;
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final isClosed = trade.isClosed;
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// Server-computed, never recalculated client-side (Rules.md: don't
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// re-derive P&L — `pnlEur` picks realized vs. unrealized, `
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// unrealizedPnlPercent` is populated by the engine for both open and
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// closed trades since `CurrentPrice` is pinned to the close price once
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// a trade is closed).
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final pnlAbs = trade.pnlEur;
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final pnlPct = trade.unrealizedPnlPercent;
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final isPnlPos = pnlAbs >= 0;
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final pnlColor = isPnlPos ? AppTheme.primaryEmerald : AppTheme.accentRed;
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final currPrice = trade.currentPrice;
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final tpStages = trade.exitPlan.takeProfitStages;
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final primaryTp = trade.primaryTakeProfit;
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return GlassContainer(
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margin: const EdgeInsets.only(bottom: 14),
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padding: const EdgeInsets.all(16),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// Header Row: Signal, Symbol, Drift-Radar & Live PnL
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Row(
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children: [
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 5),
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decoration: BoxDecoration(
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color: signalColor.withValues(alpha: 0.15),
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borderRadius: BorderRadius.circular(8),
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border: Border.all(color: signalColor.withValues(alpha: 0.4)),
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),
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(isBuy ? Icons.trending_up : Icons.trending_down, size: 14, color: signalColor),
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const SizedBox(width: 4),
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Text(trade.direction.label, style: TextStyle(color: signalColor, fontWeight: FontWeight.bold, fontSize: 12)),
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],
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),
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),
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const SizedBox(width: 10),
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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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Row(
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children: [
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Flexible(
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child: Text(
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trade.symbol.isNotEmpty ? trade.symbol : (trade.underlyingIsin.isNotEmpty ? trade.underlyingIsin : 'Position'),
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style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 16, color: Colors.white),
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overflow: TextOverflow.ellipsis,
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),
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),
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const SizedBox(width: 6),
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 2),
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decoration: BoxDecoration(
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color: Colors.white10,
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borderRadius: BorderRadius.circular(4),
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),
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child: Text(trade.instrumentType.label, style: TextStyle(color: AppTheme.textSecondary, fontSize: 10, fontWeight: FontWeight.bold)),
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),
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],
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),
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const SizedBox(height: 2),
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Text(
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'${trade.symbol.isNotEmpty ? trade.symbol : ""}${trade.underlyingIsin.isNotEmpty ? " • ${trade.underlyingIsin}" : ""}',
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style: TextStyle(color: AppTheme.textMuted, fontSize: 11),
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),
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],
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),
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),
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// Status / PnL / Drift-Radar Badge
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if (isActive || isClosed) ...[
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 6),
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decoration: BoxDecoration(
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color: pnlColor.withValues(alpha: 0.12),
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borderRadius: BorderRadius.circular(10),
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border: Border.all(color: pnlColor.withValues(alpha: 0.3)),
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),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.end,
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children: [
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Text(
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'${isPnlPos ? '+' : ''}€${pnlAbs.abs().toStringAsFixed(2)}',
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style: TextStyle(color: pnlColor, fontWeight: FontWeight.w900, fontSize: 14),
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),
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Text(
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'${isPnlPos ? '+' : ''}${pnlPct.toStringAsFixed(2)}%',
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style: TextStyle(color: pnlColor, fontSize: 11, fontWeight: FontWeight.bold),
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),
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],
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),
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),
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] else if (trade.isRejected) ...[
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StatusBadge(label: trade.status.label, color: AppTheme.accentRed),
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] else ...[
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StatusBadge(label: trade.status.label, color: Colors.amber),
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],
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],
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),
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// Active Drift Radar / Trailing Alert Indicator
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if (isActive) ...[
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const SizedBox(height: 10),
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_buildDriftRadarBar(trade),
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],
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const SizedBox(height: 12),
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// Price Metrics Grid with Live Kurs & Trailing SL
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Container(
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padding: const EdgeInsets.all(12),
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decoration: BoxDecoration(
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color: Colors.black.withValues(alpha: 0.25),
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borderRadius: BorderRadius.circular(10),
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border: Border.all(color: Colors.white.withValues(alpha: 0.06)),
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),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceAround,
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children: [
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_priceItem('Einstieg', trade.averageBuyIn > 0 ? '€${_fmt(trade.averageBuyIn)}' : '–', Colors.white),
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_priceItem('Live-Kurs', currPrice > 0 ? '€${_fmt(currPrice)}' : '–', AppTheme.accentCyan),
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_priceItem(
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trade.driftStatus == DriftStatus.trailingActive ? 'Stop (Trailing)' : 'Stop-Loss',
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'€${_fmt(trade.currentStopLoss)}',
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AppTheme.accentRed,
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),
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_priceItem(
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tpStages.length > 1 ? 'TP (1. Stufe)' : 'Take-Profit',
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primaryTp != null ? '€${_fmt(primaryTp)}' : 'Trailing-Exit',
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AppTheme.primaryEmerald,
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),
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],
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),
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),
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if (tpStages.length > 1) ...[
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const SizedBox(height: 8),
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Row(
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children: [
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Text(
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'Ziele: ',
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style: TextStyle(color: AppTheme.textMuted, fontSize: 11, fontWeight: FontWeight.bold),
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),
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Expanded(
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child: Wrap(
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spacing: 6,
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runSpacing: 4,
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children: tpStages.map((stage) {
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final isCurrent = primaryTp != null && (primaryTp - stage.targetPrice).abs() < 0.01;
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return Container(
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padding: const EdgeInsets.symmetric(horizontal: 7, vertical: 2),
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decoration: BoxDecoration(
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color: isCurrent
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? AppTheme.primaryEmerald.withValues(alpha: 0.2)
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: Colors.white.withValues(alpha: 0.05),
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borderRadius: BorderRadius.circular(6),
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border: Border.all(
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color: isCurrent
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? AppTheme.primaryEmerald
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: Colors.white.withValues(alpha: 0.15),
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),
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),
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child: Text(
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'TP${stage.stageNumber}: €${_fmt(stage.targetPrice)}',
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style: TextStyle(
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color: isCurrent ? AppTheme.primaryEmerald : Colors.white70,
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fontSize: 10.5,
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fontWeight: isCurrent ? FontWeight.w900 : FontWeight.bold,
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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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),
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],
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),
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],
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// Execution history (replaces the removed AI-Guardian hourly
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// check-in timeline, which no backend DTO produces anymore — this
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// is the trade's real fill history instead).
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if (trade.fills.isNotEmpty) ...[
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const SizedBox(height: 8),
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ExpansionTile(
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tilePadding: EdgeInsets.zero,
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childrenPadding: const EdgeInsets.only(bottom: 6),
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dense: true,
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leading: Icon(Icons.history_toggle_off, color: AppTheme.accentCyan, size: 18),
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title: Text(
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'Ausführungshistorie (${trade.fills.length} Fills)',
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style: TextStyle(color: AppTheme.accentCyan, fontSize: 12, fontWeight: FontWeight.bold),
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),
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children: trade.fills.reversed.take(4).map((f) {
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return Container(
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margin: const EdgeInsets.only(bottom: 6),
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padding: const EdgeInsets.all(8),
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decoration: BoxDecoration(
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color: Colors.white.withValues(alpha: 0.03),
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borderRadius: BorderRadius.circular(6),
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),
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child: Row(
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children: [
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Text(
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'${f.executedAtUtc.hour.toString().padLeft(2, '0')}:${f.executedAtUtc.minute.toString().padLeft(2, '0')}',
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style: TextStyle(color: AppTheme.textMuted, fontSize: 11, fontWeight: FontWeight.bold),
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),
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const SizedBox(width: 8),
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Expanded(
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child: Text(
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'${_fmt(f.quantity)} Stk. @ €${_fmt(f.price)}',
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style: TextStyle(color: AppTheme.textMuted, fontSize: 11),
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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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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],
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const SizedBox(height: 8),
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// Collapsible Live-Kalkulation & TP-Multi-Target Card
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TradeCalculationCard(trade: trade, isCollapsible: true, initiallyExpanded: false),
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const SizedBox(height: 12),
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// Footer Action Row
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Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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Text(
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trade.exitPlan.strategyType.label,
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style: TextStyle(color: AppTheme.textMuted, fontSize: 11),
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),
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Row(
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children: [
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IconButton(
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onPressed: () => TradeDetailModal.show(
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context,
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trade: trade,
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onAccept: onAccept,
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onClose: onClose,
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),
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icon: Icon(Icons.info_outline, size: 18, color: AppTheme.accentCyan),
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tooltip: 'Details',
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),
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if (isProposed && onAccept != null) ...[
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const SizedBox(width: 6),
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ElevatedButton.icon(
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onPressed: onAccept,
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icon: const Icon(Icons.check_circle_outline, size: 16),
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label: const Text('Trade Übernehmen'),
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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: 14, vertical: 8),
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
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),
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),
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],
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if (isActive && onClose != null) ...[
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const SizedBox(width: 6),
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OutlinedButton.icon(
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onPressed: onClose,
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icon: Icon(Icons.flag_outlined, size: 14, color: AppTheme.accentRed),
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label: Text('Position Schließen', style: TextStyle(color: AppTheme.accentRed, fontSize: 12, fontWeight: FontWeight.bold)),
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style: OutlinedButton.styleFrom(
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side: BorderSide(color: AppTheme.accentRed.withValues(alpha: 0.5)),
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padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 8),
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(8)),
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),
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),
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],
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if (isActive && onSettings != null) ...[
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const SizedBox(width: 6),
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IconButton(
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onPressed: onSettings,
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icon: const Icon(Icons.settings, size: 16, color: Colors.white),
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tooltip: 'Einstellungen anpassen',
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style: IconButton.styleFrom(
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backgroundColor: AppTheme.glassSurface,
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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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);
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}
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Widget _buildDriftRadarBar(TradeModel t) {
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Color col;
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String label;
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IconData icon;
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switch (t.driftStatus) {
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case DriftStatus.trailingActive:
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col = AppTheme.accentCyan;
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label = 'Drift-Radar: Trailing-Stop aktiv nachgezogen';
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icon = Icons.security;
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break;
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case DriftStatus.driftWarning:
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col = Colors.orangeAccent;
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label = 'Drift-Radar: Leichte Abweichung von Prognose';
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icon = Icons.tune;
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break;
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case DriftStatus.onTrack:
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col = AppTheme.primaryEmerald;
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label = 'Drift-Radar: Prognose intakt';
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icon = Icons.radar;
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break;
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}
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return Container(
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padding: const EdgeInsets.symmetric(horizontal: 10, vertical: 6),
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decoration: BoxDecoration(
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color: col.withValues(alpha: 0.08),
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borderRadius: BorderRadius.circular(8),
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border: Border.all(color: col.withValues(alpha: 0.25)),
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),
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child: Row(
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children: [
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Icon(icon, color: col, size: 14),
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const SizedBox(width: 6),
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Expanded(
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child: Text(label, style: TextStyle(color: col, fontSize: 11, 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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Widget _priceItem(String label, String val, Color valColor, {String? subtitle}) {
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return Column(
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children: [
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Text(label, style: TextStyle(color: AppTheme.textMuted, fontSize: 10)),
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const SizedBox(height: 2),
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Text(val, style: TextStyle(color: valColor, fontWeight: FontWeight.bold, fontSize: 12)),
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if (subtitle != null && subtitle.isNotEmpty) ...[
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const SizedBox(height: 1),
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Text(subtitle, style: TextStyle(color: AppTheme.accentCyan, fontSize: 9, fontWeight: FontWeight.w600)),
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],
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],
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);
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}
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}
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