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

export function toPublicInventoryItemDto(item) {
  return {
    id: item.id,
    productId: item.productId,
    productName: item.productName,
    productSlug: item.productSlug,
    categoryId: item.categoryId,
    conditionId: item.conditionId,
    askingPriceMinor: item.askingPriceMinor,
    listingStatus: item.listingStatus,
    listingNotes: item.listingNotes ?? null,
    createdAt: toIsoString(item.createdAt),
    updatedAt: toIsoString(item.updatedAt),
  };
}