import 'package:flutter/material.dart';
import '../../../../shared/design_system/unionflow_design_system.dart';
import '../../../../shared/widgets/core_card.dart';

/// Widget de statistique simple pour les dashboards de rôle
class DashboardStat extends StatelessWidget {
  final String title;
  final String value;
  final IconData icon;
  final Color? color;

  const DashboardStat({
    super.key,
    required this.title,
    required this.value,
    required this.icon,
    this.color,
  });

  @override
  Widget build(BuildContext context) {
    return CoreCard(
      padding: const EdgeInsets.all(16),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          Row(
            children: [
              Icon(
                icon,
                color: color ?? AppColors.primary,
                size: 20,
              ),
              const Spacer(),
              Text(
                value,
                style: AppTypography.headerSmall.copyWith(
                  color: color ?? AppColors.primary,
                  fontSize: 18,
                ),
              ),
            ],
          ),
          const SizedBox(height: 8),
          Text(
            title.toUpperCase(),
            style: AppTypography.subtitleSmall.copyWith(
              fontWeight: FontWeight.bold,
              fontSize: 10,
              letterSpacing: 1.1,
            ),
          ),
        ],
      ),
    );
  }
}

/// Widget de grille de statistiques
class DashboardStatsGrid extends StatelessWidget {
  final List<DashboardStat> stats;
  final Function(String)? onStatTap;

  const DashboardStatsGrid({
    super.key,
    required this.stats,
    this.onStatTap,
  });

  @override
  Widget build(BuildContext context) {
    return GridView.count(
      shrinkWrap: true,
      physics: const NeverScrollableScrollPhysics(),
      crossAxisCount: 2,
      mainAxisSpacing: 12,
      crossAxisSpacing: 12,
      childAspectRatio: 1.3,
      children: stats,
    );
  }
}

/// Widget de grille d'actions rapides
class DashboardQuickActionsGrid extends StatelessWidget {
  final List<Widget> children;

  const DashboardQuickActionsGrid({
    super.key,
    required this.children,
  });

  @override
  Widget build(BuildContext context) {
    return GridView.count(
      shrinkWrap: true,
      physics: const NeverScrollableScrollPhysics(),
      crossAxisCount: 2,
      mainAxisSpacing: 12,
      crossAxisSpacing: 12,
      childAspectRatio: 1.4,
      children: children,
    );
  }
}

/// Widget d'action rapide
class DashboardQuickAction extends StatelessWidget {
  final String title;
  final IconData icon;
  final VoidCallback onTap;
  final Color? color;

  const DashboardQuickAction({
    super.key,
    required this.title,
    required this.icon,
    required this.onTap,
    this.color,
  });

  @override
  Widget build(BuildContext context) {
    return CoreCard(
      onTap: onTap,
      padding: const EdgeInsets.all(12),
      child: Column(
        mainAxisAlignment: MainAxisAlignment.center,
        children: [
          Container(
            padding: const EdgeInsets.all(10),
            decoration: BoxDecoration(
              color: (color ?? AppColors.primary).withOpacity(0.1),
              shape: BoxShape.circle,
            ),
            child: Icon(
              icon,
              color: color ?? AppColors.primary,
              size: 24,
            ),
          ),
          const SizedBox(height: 12),
          Text(
            title,
            style: AppTypography.actionText.copyWith(
              fontSize: 12,
              fontWeight: FontWeight.w600,
            ),
            textAlign: TextAlign.center,
          ),
        ],
      ),
    );
  }
}

/// Widget de section d'activités récentes
class DashboardRecentActivitySection extends StatelessWidget {
  final List<Widget> children;

  const DashboardRecentActivitySection({
    super.key,
    required this.children,
  });

  @override
  Widget build(BuildContext context) {
    return CoreCard(
      padding: const EdgeInsets.all(16),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          Text(
            'ACTIVITÉS RÉCENTES',
            style: AppTypography.subtitleSmall.copyWith(
              fontWeight: FontWeight.bold,
              letterSpacing: 1.1,
            ),
          ),
          const SizedBox(height: 16),
          ...children,
        ],
      ),
    );
  }
}

/// Widget d'activité
class DashboardActivity extends StatelessWidget {
  final String title;
  final String subtitle;
  final String time;
  final IconData icon;
  final Color? color;

  const DashboardActivity({
    super.key,
    required this.title,
    required this.subtitle,
    required this.time,
    required this.icon,
    this.color,
  });

  @override
  Widget build(BuildContext context) {
    return Padding(
      padding: const EdgeInsets.only(bottom: 12),
      child: Row(
        children: [
          Container(
            padding: const EdgeInsets.all(6),
            decoration: BoxDecoration(
              color: (color ?? AppColors.primary).withOpacity(0.1),
              borderRadius: BorderRadius.circular(4),
            ),
            child: Icon(
              icon,
              color: color ?? AppColors.primary,
              size: 14,
            ),
          ),
          const SizedBox(width: 12),
          Expanded(
            child: Column(
              crossAxisAlignment: CrossAxisAlignment.start,
              children: [
                Text(
                  title,
                  style: AppTypography.actionText.copyWith(
                    fontWeight: FontWeight.w600,
                    fontSize: 12,
                  ),
                ),
                Text(
                  subtitle,
                  style: AppTypography.subtitleSmall.copyWith(fontSize: 10),
                ),
              ],
            ),
          ),
          Builder(
            builder: (ctx) {
              final isDark = Theme.of(ctx).brightness == Brightness.dark;
              return Text(
                time,
                style: AppTypography.subtitleSmall.copyWith(
                  color: isDark ? AppColors.textSecondaryDark : AppColors.textSecondary,
                  fontSize: 9,
                ),
              );
            },
          ),
        ],
      ),
    );
  }
}