color: Colors.white,
                fontSize: 12,
                fontWeight: FontWeight.bold,
              ),
            ),
          ),
        ],
      ),
    );
  }

  Widget _buildEquipmentCard(EquipmentModel equipment, {Key? key}) {
    final isSelected = _selectedItems.containsKey(equipment.id);
    final isConsumable = equipment.category == EquipmentCategory.consumable ||
                        equipment.category == EquipmentCategory.cable;
    final availableQty = _availableQuantities[equipment.id];
    final selectedItem = _selectedItems[equipment.id];
    final hasConflict = _conflictingEquipmentIds.contains(equipment.id);  // CORRECTION ICI !
    final conflictDetails = _getConflictDetailsFor(equipment.id);

    // Bloquer la sélection si en conflit et non forcé
    final canSelect = !hasConflict || isSelected;

    return RepaintBoundary(
      key: key,
      child: Card(
        margin: const EdgeInsets.only(bottom: 12),
        elevation: isSelected ? 4 : 1,
        shape: RoundedRectangleBorder(
          borderRadius: BorderRadius.circular(8),
          side: isSelected
              ? const BorderSide(color: AppColors.rouge, width: 2)
              : hasConflict
                  ? BorderSide(color: Colors.orange.shade300, width: 1)
                  : BorderSide.none,
        ),
        child: InkWell(
          onTap: canSelect
              ? () => _toggleSelection(
                    equipment.id,
                    equipment.id,
                    SelectionType.equipment,
                    maxQuantity: availableQty,
                  )
              : null,
          borderRadius: BorderRadius.circular(8),
          child: Container(
            decoration: hasConflict && !isSelected
                ? BoxDecoration(
                    color: Colors.orange.shade50,
                    borderRadius: BorderRadius.circular(8),
                  )
                : null,
            child: Padding(
              padding: const EdgeInsets.all(16),
              child: Column(
              children: [
                Row(
                  children: [
                    // Checkbox
                    Checkbox(
                      value: isSelected,
                      onChanged: canSelect
                          ? (value) => _toggleSelection(
                                equipment.id,
                                equipment.id,
                                SelectionType.equipment,
                                maxQuantity: availableQty,
                              )
                          : null,
                      activeColor: AppColors.rouge,
                    ),

                    const SizedBox(width: 12),

                    // Icône
                    equipment.category.getIcon(size: 32, color: equipment.category.color),

                    const SizedBox(width: 16),

                    // Infos
                    Expanded(
                      child: Column(
                        crossAxisAlignment: CrossAxisAlignment.start,
                        children: [
                          Row(
                            children: [
                              Expanded(
                                child: Text(
                                  equipment.id,
                                  style: const TextStyle(
                                    fontWeight: FontWeight.bold,
                                    fontSize: 16,
                                  ),
                                ),
                              ),
                              if (hasConflict)
                                Container(
                                  padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
                                  decoration: BoxDecoration(
                                    color: Colors.orange.shade700,
                                    borderRadius: BorderRadius.circular(12),
                                  ),
                                  child: Row(
                                    mainAxisSize: MainAxisSize.min,
                                    children: [
                                      const Icon(Icons.warning, size: 14, color: Colors.white),
                                      const SizedBox(width: 4),
                                      Text(
                                        'Déjà utilisé',
                                        style: const TextStyle(
                                          color: Colors.white,
                                          fontSize: 11,
                                          fontWeight: FontWeight.bold,
                                        ),
                                      ),
                                    ],
                                  ),
                                ),
                            ],
                          ),
                          if (equipment.brand != null || equipment.model != null)
                            Text(
                              '${equipment.brand ?? ''} ${equipment.model ?? ''}'.trim(),
                              style: TextStyle(
                                color: Colors.grey.shade700,
                                fontSize: 14,
                              ),
                            ),
                          // Affichage des boîtes parentes
                          if (_getParentContainers(equipment.id).isNotEmpty)
                            Padding(
                              padding: const EdgeInsets.only(top: 4),
                              child: Wrap(
                                spacing: 4,
                                runSpacing: 4,
                                children: _getParentContainers(equipment.id).map((container) {
                                  return Container(
                                    padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 2),
                                    decoration: BoxDecoration(
                                      color: Colors.blue.shade50,
                                      border: Border.all(color: Colors.blue.shade300),
                                      borderRadius: BorderRadius.circular(10),
                                    ),
                                    child: Row(
                                      mainAxisSize: MainAxisSize.min,
                                      children: [
                                        Icon(Icons.inventory, size: 12, color: Colors.blue.shade700),
                                        const SizedBox(width: 4),
                                        Text(
                                          container.name,
                                          style: TextStyle(
                                            fontSize: 10,
                                            color: Colors.blue.shade700,
                                            fontWeight: FontWeight.w500,
                                          ),
                                        ),
                                      ],
                                    ),
                                  );
                                }).toList(),
                              ),
                            ),
                          if (isConsumable)
                            Padding(
                              padding: const EdgeInsets.only(top: 4),
                              child: _buildQuantityInfo(equipment),
                            ),
                        ],
                      ),
                    ),

                    // Sélecteur de quantité pour consommables (toujours affiché)
                    if (isConsumable && availableQty != null)
                      _buildQuantitySelector(
                        equipment.id,
                        selectedItem ?? SelectedItem(
                          id: equipment.id,
                          name: equipment.id,
                          type: SelectionType.equipment,
                          quantity: 0, // Quantité 0 si non sélectionné
                        ),
                        availableQty,
                        isSelected: isSelected, // Passer l'état de sélection
                      ),
                  ],
                ),

                // Affichage des conflits
                if (hasConflict)
                  Container(
                    margin: const EdgeInsets.only(top: 12),
                    padding: const EdgeInsets.all(12),
                    decoration: BoxDecoration(
                      color: Colors.orange.shade100,
                      borderRadius: BorderRadius.circular(8),
                      border: Border.all(color: Colors.orange.shade300),
                    ),
                    child: Column(
                      crossAxisAlignment: CrossAxisAlignment.start,
                      children: [
                        Row(
                          children: [
                            Icon(Icons.info_outline, size: 16, color: Colors.orange.shade900),
                            const SizedBox(width: 6),
                            Text(
                              'Utilisé sur ${conflictDetails.length} événement(s) :',
                              style: TextStyle(
                                fontSize: 12,
                                fontWeight: FontWeight.bold,
                                color: Colors.orange.shade900,
                              ),
                            ),
                          ],
                        ),
                        const SizedBox(height: 6),
                        ...conflictDetails.take(2).map((detail) {
                          final eventName = detail['eventName'] as String? ?? 'Événement inconnu';
                          final viaContainer = detail['viaContainer'] as String?;
                          final viaContainerName = detail['viaContainerName'] as String?;

                          return Padding(
                            padding: const EdgeInsets.only(left: 22, top: 4),
                            child: Column(
                              crossAxisAlignment: CrossAxisAlignment.start,
                              children: [
                                Text(
                                  '• $eventName',
                                  style: TextStyle(
                                    fontSize: 11,
                                    color: Colors.orange.shade800,
                                  ),
                                ),
                                if (viaContainer != null)
                                  Padding(
                                    padding: const EdgeInsets.only(left: 8),
                                    child: Text(
                                      'via ${viaContainerName ?? viaContainer}',
                                      style: TextStyle(
                                        fontSize: 10,
                                        color: Colors.grey.shade600,
                                        fontStyle: FontStyle.italic,
                                      ),
                                    ),
                                  ),
                              ],
                            ),
                          );
                        }),
                        if (conflictDetails.length > 2)
                          Padding(
                            padding: const EdgeInsets.only(left: 22, top: 4),
                            child: Text(
                              '... et ${conflictDetails.length - 2} autre(s)',
                              style: TextStyle(
                                fontSize: 11,
                                color: Colors.orange.shade800,
                                fontStyle: FontStyle.italic,
                              ),
                            ),
                          ),
                        if (!isSelected)
                          Padding(
                            padding: const EdgeInsets.only(top: 8),
                            child: TextButton.icon(
                              onPressed: () => _toggleSelection(
                                equipment.id,
                                equipment.id,
                                SelectionType.equipment,
                                maxQuantity: availableQty,
                                force: true,
                              ),
                              icon: const Icon(Icons.warning, size: 16),
                              label: const Text('Forcer quand même', style: TextStyle(fontSize: 12)),
                              style: TextButton.styleFrom(
                                foregroundColor: Colors.orange.shade900,
                                padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 4),
                              ),
                            ),
                          ),
                      ],
                    ),
                  ),
              ],
            ),
          ),
        ),
      ),
      );
  }

  /// Widget pour le sélecteur de quantité
  /// Si isSelected = false, le premier clic sur + sélectionne l'item avec quantité 1
  Widget _buildQuantitySelector(
    String equipmentId,
    SelectedItem selectedItem,
    int maxQuantity, {
    required bool isSelected,
  }) {
    final displayQuantity = isSelected ? selectedItem.quantity : 0;