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package eu.equalparts.cardbase.cardstorage;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import com.fasterxml.jackson.annotation.JsonProperty;
import eu.equalparts.cardbase.cards.Card;
import eu.equalparts.cardbase.comparator.CardComparator;
public abstract class StandaloneCardContainer extends ReferenceCardContainer {
@JsonProperty private Map<Integer, Card> cardData;
public StandaloneCardContainer() {
super();
cardData = new HashMap<>();
}
@Override
public void addCard(Card cardToAdd, int count) {
super.addCard(cardToAdd, count);
cardData.putIfAbsent(cardToAdd.hashCode(), cardToAdd);
}
@Override
public int removeCard(Card cardToRemove, int count) {
int removed = super.removeCard(cardToRemove, count);
if (getCount(cardToRemove) <= 0) {
cardData.remove(cardToRemove.hashCode());
}
return removed;
}
/**
* Returns a card from the cardbase by set code and number.
* If no such card is in the cardbase, returns null.
*
* @param setCode the set to which the requested card belongs.
* @param number the requested card's set number.
* @return the requested {@code Card} or null if no card is found.
*/
public Card getCard(String setCode, String number) {
return cardData.get(Card.makeHash(setCode, number));
}
/**
* This method is intended to allow iteration directly on the list of cards,
* while at the same time retaining control over the insert and remove procedures.
* The returned {@code List} is a read-only; trying to modify its structure will
* result in an {@code UnsupportedOperationException}.
*
* @return an unmodifiable list of all the cards in the cardbase.
*/
public Collection<Card> getCards() {
return Collections.unmodifiableCollection(cardData.values());
}
/**
* @param fieldName the name of the field by which to sort.
* @return an unmodifiable collection representing the cardbase sorted in the required order.
* @throws NoSuchFieldException if the field provided is invalid.
*/
public Collection<Card> sortByField(String fieldName) throws NoSuchFieldException {
List<Card> sortedCards = new ArrayList<Card>(getCards());
sortedCards.sort(new CardComparator(Card.class.getDeclaredField(fieldName)));
return Collections.unmodifiableCollection(sortedCards);
}
}
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