import 'package:flutter/material.dart';
import '../tokens/app_colors.dart';

/// Widget de statistique compacte — style identique à _buildKpiCell du super admin
/// Fond adaptatif dark/light via AppColors, bordure gauche colorée, icône + valeur + label
/// [compact] réduit le padding vertical pour les grilles très plates
class UnionStatWidget extends StatelessWidget {
  final String label;
  final String value;
  final IconData icon;
  final Color color;
  final String? trend;
  final bool? isTrendUp;

  /// Mode ultra-compact : padding vertical réduit, espacement minimal
  final bool compact;

  const UnionStatWidget({
    super.key,
    required this.label,
    required this.value,
    required this.icon,
    required this.color,
    this.trend,
    this.isTrendUp,
    this.compact = false,
  });

  @override
  Widget build(BuildContext context) {
    final isDark = Theme.of(context).brightness == Brightness.dark;
    final bgColor     = isDark ? AppColors.surfaceDark     : AppColors.surface;
    final labelColor  = isDark ? AppColors.textSecondaryDark : AppColors.textSecondary;

    final EdgeInsets pad = compact
        ? const EdgeInsets.symmetric(horizontal: 8, vertical: 5)
        : const EdgeInsets.all(6);

    return Container(
      padding: pad,
      decoration: BoxDecoration(
        color: bgColor,
        borderRadius: BorderRadius.circular(10),
        border: Border(left: BorderSide(color: color, width: 3)),
      ),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        mainAxisAlignment: MainAxisAlignment.center,
        children: [
          Row(
            crossAxisAlignment: CrossAxisAlignment.center,
            children: [
              Icon(icon, size: 13, color: color),
              if (trend != null) ...[
                const Spacer(),
                Text(
                  trend!,
                  style: TextStyle(fontSize: 8, fontWeight: FontWeight.w700, color: color),
                ),
              ],
            ],
          ),
          SizedBox(height: compact ? 2 : 4),
          Text(
            value,
            style: TextStyle(
              fontSize: 17,
              fontWeight: FontWeight.w800,
              color: color,
              letterSpacing: -0.3,
              height: 1,
            ),
          ),
          SizedBox(height: compact ? 1 : 2),
          Text(
            label,
            style: TextStyle(fontSize: 9, fontWeight: FontWeight.w500, color: labelColor),
            maxLines: 1,
            overflow: TextOverflow.ellipsis,
          ),
        ],
      ),
    );
  }
}