import 'package:flutter/material.dart';
import '../../../../core/theme/app_theme.dart';
import '../../../../core/widgets/glass_container.dart';
import '../models/trade_model.dart';

class TradePerformanceBar extends StatelessWidget {
  final List<TradeModel> activeTrades;
  final List<TradeModel> allTrades;
  final List<TradeModel> proposals;

  const TradePerformanceBar({
    super.key,
    required this.activeTrades,
    required this.allTrades,
    required this.proposals,
  });

  Widget _summaryStat(String label, String value, Color color) {
    return Column(
      children: [
        Text(label, style: TextStyle(color: AppTheme.textMuted, fontSize: 11)),
        const SizedBox(height: 4),
        Text(value, style: TextStyle(color: color, fontWeight: FontWeight.bold, fontSize: 15)),
      ],
    );
  }

  @override
  Widget build(BuildContext context) {
    final totalOpenPnlAbs = activeTrades.fold<double>(0, (sum, t) => sum + t.pnlEur);
    final isPnlPos = totalOpenPnlAbs >= 0;
    final closedTrades = allTrades.where((t) => t.isClosed).toList();
    final winRatePct = closedTrades.isNotEmpty
        ? (closedTrades.where((t) => t.pnlEur >= 0).length / closedTrades.length * 100)
        : 0.0;

    return GlassContainer(
      padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 14),
      margin: const EdgeInsets.only(bottom: 16),
      child: Row(
        mainAxisAlignment: MainAxisAlignment.spaceAround,
        children: [
          _summaryStat('Offene Trades', '${activeTrades.length}', AppTheme.primaryEmerald),
          _summaryStat(
            'Offenes PnL',
            '${isPnlPos ? '+' : ''}${totalOpenPnlAbs.toStringAsFixed(2)} €',
            isPnlPos ? AppTheme.primaryEmerald : AppTheme.accentRed,
          ),
          _summaryStat('Trefferquote', '${winRatePct.toStringAsFixed(0)}%', Colors.amber),
          _summaryStat('Auto-Vorschläge', '${proposals.length}', AppTheme.accentCyan),
        ],
      ),
    );
  }
}