Examples with TransactionReconstruction org.thoughtcrime.securesms.payments.history.TransactionReconstruction used on opensource projects

Example 1 with TransactionReconstruction

use of org.thoughtcrime.securesms.payments.history.TransactionReconstruction in project Signal-Android by WhisperSystems.

the class LedgerReconcile method reconstructAllTransactions.

@NonNull
private static List<DetailedTransaction> reconstructAllTransactions(@NonNull Set<MobileCoinLedgerWrapper.OwnedTxo> unknownReceived, @NonNull Set<MobileCoinLedgerWrapper.OwnedTxo> unknownSpent) {
    Set<Long> allBlocksWithActivity = Stream.of(unknownReceived).map(MobileCoinLedgerWrapper.OwnedTxo::getReceivedInBlock).collect(Collectors.toSet());
    allBlocksWithActivity.addAll(Stream.of(unknownSpent).map(MobileCoinLedgerWrapper.OwnedTxo::getSpentInBlock).collect(Collectors.toSet()));
    Map<Long, List<MobileCoinLedgerWrapper.OwnedTxo>> receivedInBlock = Stream.of(unknownReceived).collect(Collectors.groupingBy(MobileCoinLedgerWrapper.OwnedTxo::getReceivedInBlock));
    Map<Long, List<MobileCoinLedgerWrapper.OwnedTxo>> spentInBlock = Stream.of(unknownSpent).filter(MobileCoinLedgerWrapper.OwnedTxo::isSpent).collect(Collectors.groupingBy(MobileCoinLedgerWrapper.OwnedTxo::getSpentInBlock));
    return Stream.of(allBlocksWithActivity).sorted((a, b) -> b.compareTo(a)).flatMap(blockIndex -> {
        List<MobileCoinLedgerWrapper.OwnedTxo> unspent = MapUtil.getOrDefault(receivedInBlock, blockIndex, Collections.emptyList());
        List<MobileCoinLedgerWrapper.OwnedTxo> spent = MapUtil.getOrDefault(spentInBlock, blockIndex, Collections.emptyList());
        if (spent.size() + unspent.size() == 0) {
            throw new AssertionError();
        }
        Long timeStamp = null;
        if (spent.size() > 0) {
            timeStamp = spent.get(0).getSpentInBlockTimestamp();
        }
        if (timeStamp == null && unspent.size() > 0) {
            timeStamp = unspent.get(0).getReceivedInBlockTimestamp();
        }
        TransactionReconstruction transactionReconstruction = TransactionReconstruction.estimateBlockLevelActivity(toMobileCoinList(spent), toMobileCoinList(unspent));
        BlockDetail blockDetail = new BlockDetail(blockIndex, timeStamp);
        return Stream.of(transactionReconstruction.getAllTransactions()).map(t -> new DetailedTransaction(blockDetail, t));
    }).sorted(DetailedTransaction.DESCENDING).toList();
}

Example 2 with TransactionReconstruction

use of org.thoughtcrime.securesms.payments.history.TransactionReconstruction in project Signal-Android by signalapp.

the class LedgerReconcile method reconstructAllTransactions.

@NonNull
private static List<DetailedTransaction> reconstructAllTransactions(@NonNull Set<MobileCoinLedgerWrapper.OwnedTxo> unknownReceived, @NonNull Set<MobileCoinLedgerWrapper.OwnedTxo> unknownSpent) {
    Set<Long> allBlocksWithActivity = Stream.of(unknownReceived).map(MobileCoinLedgerWrapper.OwnedTxo::getReceivedInBlock).collect(Collectors.toSet());
    allBlocksWithActivity.addAll(Stream.of(unknownSpent).map(MobileCoinLedgerWrapper.OwnedTxo::getSpentInBlock).collect(Collectors.toSet()));
    Map<Long, List<MobileCoinLedgerWrapper.OwnedTxo>> receivedInBlock = Stream.of(unknownReceived).collect(Collectors.groupingBy(MobileCoinLedgerWrapper.OwnedTxo::getReceivedInBlock));
    Map<Long, List<MobileCoinLedgerWrapper.OwnedTxo>> spentInBlock = Stream.of(unknownSpent).filter(MobileCoinLedgerWrapper.OwnedTxo::isSpent).collect(Collectors.groupingBy(MobileCoinLedgerWrapper.OwnedTxo::getSpentInBlock));
    return Stream.of(allBlocksWithActivity).sorted((a, b) -> b.compareTo(a)).flatMap(blockIndex -> {
        List<MobileCoinLedgerWrapper.OwnedTxo> unspent = MapUtil.getOrDefault(receivedInBlock, blockIndex, Collections.emptyList());
        List<MobileCoinLedgerWrapper.OwnedTxo> spent = MapUtil.getOrDefault(spentInBlock, blockIndex, Collections.emptyList());
        if (spent.size() + unspent.size() == 0) {
            throw new AssertionError();
        }
        Long timeStamp = null;
        if (spent.size() > 0) {
            timeStamp = spent.get(0).getSpentInBlockTimestamp();
        }
        if (timeStamp == null && unspent.size() > 0) {
            timeStamp = unspent.get(0).getReceivedInBlockTimestamp();
        }
        TransactionReconstruction transactionReconstruction = TransactionReconstruction.estimateBlockLevelActivity(toMobileCoinList(spent), toMobileCoinList(unspent));
        BlockDetail blockDetail = new BlockDetail(blockIndex, timeStamp);
        return Stream.of(transactionReconstruction.getAllTransactions()).map(t -> new DetailedTransaction(blockDetail, t));
    }).sorted(DetailedTransaction.DESCENDING).toList();
}