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package it.niedermann.nextcloud.deck.remote.helpers.providers;
import com.nextcloud.android.sso.api.EmptyResponse;
import java.time.Instant;
import java.util.Collections;
import java.util.List;
import java.util.Set;
import java.util.concurrent.ConcurrentSkipListSet;
import it.niedermann.nextcloud.deck.database.DataBaseAdapter;
import it.niedermann.nextcloud.deck.exceptions.DeckException;
import it.niedermann.nextcloud.deck.model.Board;
import it.niedermann.nextcloud.deck.model.Card;
import it.niedermann.nextcloud.deck.model.full.FullBoard;
import it.niedermann.nextcloud.deck.model.full.FullCard;
import it.niedermann.nextcloud.deck.model.full.FullStack;
import it.niedermann.nextcloud.deck.remote.adapters.ServerAdapter;
import it.niedermann.nextcloud.deck.remote.api.ResponseCallback;
import it.niedermann.nextcloud.deck.remote.helpers.SyncHelper;
public class StackDataProvider extends AbstractSyncDataProvider<FullStack> {
private FullBoard board;
private Set<Long> syncedStacks = new ConcurrentSkipListSet<>();
public StackDataProvider(AbstractSyncDataProvider<?> parent, FullBoard board) {
super(parent);
this.board = board;
}
@Override
public void getAllFromServer(ServerAdapter serverAdapter, long accountId, ResponseCallback<List<FullStack>> responder, Instant lastSync) {
serverAdapter.getStacks(board.getId(), responder);
}
@Override
public FullStack getSingleFromDB(DataBaseAdapter dataBaseAdapter, long accountId, FullStack entity) {
return dataBaseAdapter.getFullStackByRemoteIdDirectly(accountId, board.getLocalId(), entity.getEntity().getId());
}
@Override
public long createInDB(DataBaseAdapter dataBaseAdapter, long accountId, FullStack entity) {
entity.getStack().setBoardId(board.getLocalId());
entity.getStack().setAccountId(accountId);
return dataBaseAdapter.createStack(accountId, entity.getStack());
}
@Override
public void updateInDB(DataBaseAdapter dataBaseAdapter, long accountId, FullStack entity, boolean setStatus) {
entity.getStack().setBoardId(board.getLocalId());
dataBaseAdapter.updateStack(entity.getStack(), setStatus);
}
@Override
public void updateInDB(DataBaseAdapter dataBaseAdapter, long accountId, FullStack entity) {
updateInDB(dataBaseAdapter, accountId, entity, false);
}
@Override
public void goDeeper(SyncHelper syncHelper, FullStack existingEntity, FullStack entityFromServer, ResponseCallback<Boolean> callback) {
boolean serverHasCards = entityFromServer.getCards() != null && !entityFromServer.getCards().isEmpty();
boolean weHaveCards = existingEntity.getCards() != null && !existingEntity.getCards().isEmpty();
if (serverHasCards || weHaveCards) {
existingEntity.setCards(entityFromServer.getCards());
List<Card> cards = existingEntity.getCards();
if (cards != null) {
for (Card card : cards) {
card.setStackId(existingEntity.getLocalId());
}
}
syncHelper.doSyncFor(new CardDataProvider(this, board.getBoard(), existingEntity));
} else {
childDone(this, callback, true);
}
}
@Override
public void createOnServer(ServerAdapter serverAdapter, DataBaseAdapter dataBaseAdapter, long accountId, ResponseCallback<FullStack> responder, FullStack entity) {
if (board.getId() == null) {
throw new DeckException(DeckException.Hint.DEPENDENCY_NOT_SYNCED_YET, "Board for this stack is not synced yet. Perform a full sync (pull to referesh) as soon as you are online again.");
}
entity.getStack().setBoardId(board.getId());
serverAdapter.createStack(board.getBoard(), entity.getStack(), responder);
}
@Override
public void deleteInDB(DataBaseAdapter dataBaseAdapter, long accountId, FullStack entity) {
entity.getStack().setBoardId(board.getId());
dataBaseAdapter.saveNeighbourOfStack(entity.getAccountId(), entity.getStack().getBoardId(), entity.getLocalId());
dataBaseAdapter.deleteStackPhysically(entity.getStack());
}
@Override
public void deleteOnServer(ServerAdapter serverAdapter, long accountId, ResponseCallback<EmptyResponse> callback, FullStack entity, DataBaseAdapter dataBaseAdapter) {
entity.getStack().setBoardId(board.getId());
serverAdapter.deleteStack(board.getBoard(), entity.getStack(), callback);
}
@Override
public List<FullStack> getAllChangedFromDB(DataBaseAdapter dataBaseAdapter, long accountId, Instant lastSync) {
if (board == null) {
// no stacks changed!
// (see call from BoardDataProvider: goDeeperForUpSync called with null for board.)
// so we can just skip this one and proceed with cards.
return Collections.emptyList();
}
List<FullStack> changedStacks = dataBaseAdapter.getLocallyChangedStacksForBoard(accountId, board.getLocalId());
return changedStacks;
}
@Override
public void goDeeperForUpSync(SyncHelper syncHelper, ServerAdapter serverAdapter, DataBaseAdapter dataBaseAdapter, ResponseCallback<Boolean> callback) {
List<FullCard> changedCards = dataBaseAdapter.getLocallyChangedCardsDirectly(callback.getAccount().getId());
if (changedCards != null && !changedCards.isEmpty()) {
for (FullCard changedCard : changedCards) {
long stackId = changedCard.getCard().getStackId();
boolean alreadySynced = syncedStacks.contains(stackId);
if (!alreadySynced) {
FullStack stack = dataBaseAdapter.getFullStackByLocalIdDirectly(stackId);
// already synced and known to server?
if (stack.getStack().getId() != null) {
syncedStacks.add(stackId);
Board board = dataBaseAdapter.getBoardByLocalIdDirectly(stack.getStack().getBoardId());
changedCard.getCard().setStackId(stack.getId());
syncHelper.doUpSyncFor(new CardDataProvider(this, board, stack));
}
}
}
} else {
// no changed cards? maybe users or Labels! So we have to go deeper!
new CardDataProvider(this, null, null).goDeeperForUpSync(syncHelper, serverAdapter, dataBaseAdapter, callback);
}
}
@Override
public void updateOnServer(ServerAdapter serverAdapter, DataBaseAdapter dataBaseAdapter, long accountId, ResponseCallback<FullStack> callback, FullStack entity) {
entity.getStack().setBoardId(board.getId());
serverAdapter.updateStack(board.getBoard(), entity.getStack(), callback);
}
@Override
public void handleDeletes(ServerAdapter serverAdapter, DataBaseAdapter dataBaseAdapter, long accountId, List<FullStack> entitiesFromServer) {
List<FullStack> localStacks = dataBaseAdapter.getFullStacksForBoardDirectly(accountId, board.getLocalId());
List<FullStack> delta = findDelta(entitiesFromServer, localStacks);
for (FullStack stackToDelete : delta) {
if (stackToDelete.getId() == null) {
// not pushed up yet so:
continue;
}
dataBaseAdapter.saveNeighbourOfStack(stackToDelete.getAccountId(), stackToDelete.getStack().getBoardId(), stackToDelete.getLocalId());
dataBaseAdapter.deleteStackPhysically(stackToDelete.getStack());
}
}
}
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