/**
* @param seenOffer
* @param delta acceptable difference in percent
* @return
*/
public boolean sameAs(Offer seenOffer, double delta) {
if (!(availabeItems.size() == seenOffer.availabeItems.size())) return false;
for (OfferItem item : availabeItems) {
OfferItem sameItem = seenOffer.findItem(item.getProductData().getProductId());
if (sameItem == null) return false;
if (!sameItem.sameAs(item, delta)) return false;
}
return true;
}
private OfferItem findItem(Id productId) {
for (OfferItem item : availabeItems) {
if (item.getProductData().getProductId().equals(productId)) return item;
}
return null;
}