function toIsoString(value) {
  return value instanceof Date ? value.toISOString() : value;
}

export function toAdminInventoryItemDto(inventoryItem) {
  return {
    id: inventoryItem.id,
    productId: inventoryItem.productId,
    conditionId: inventoryItem.conditionId,
    status: inventoryItem.status,
    notes: inventoryItem.notes ?? null,
    createdAt: toIsoString(inventoryItem.createdAt),
    updatedAt: toIsoString(inventoryItem.updatedAt),
  };
}