public void ReorgOne()
{
// remove the last block
PartialBlock pb;
if (Chain.Count != 0)
{
Chain.TryRemove(BestHeight, out pb);
if (pb.Transactions.Count != 0)
{
// set the transactions to unconfirmed
foreach (var txId in pb.Transactions.Select(x => x.GetHash()))
{
TrackedTransactions.AddOrReplace(txId, -1);
}
}
}
// remove the last block from the buffer too
Block b;
if (FullBlockBuffer.Count() != 0)
{
FullBlockBuffer.TryRemove(FullBlockBuffer.Keys.Max(), out b);
}
}
private void TrackIfFindRelatedTransactions(Script scriptPubKey, int height, Block block)
{
foreach (var tx in block.Transactions)
{
foreach (var output in tx.Outputs)
{
if (output.ScriptPubKey.Equals(scriptPubKey))
{
TrackedTransactions.AddOrReplace(tx.GetHash(), height);
}
}
}
}
/// <summary> Track a transaction </summary>
/// <returns>False if not found. When confirms, it starts tracking. If too old you need to resync the chain.</returns>
public bool Track(uint256 transactionId)
{
if (TrackedTransactions.Keys.Contains(transactionId))
{
var tracked = TrackedTransactions.First(x => x.Key.Equals(transactionId));
if (tracked.Value == -1)
{
return(false);
}
else
{
return(true);
}
}
TrackedTransactions.AddOrReplace(transactionId, -1);
Transaction transaction = null;
Block block = null;
foreach (var b in FullBlockBuffer.Values)
{
Transaction tx = b.Transactions.FirstOrDefault(x => transactionId.Equals(x.GetHash()));
if (tx != default(Transaction))
{
transaction = tx;
block = b;
break;
}
}
// This warning doesn't make sense:
// ReSharper disable once ConditionIsAlwaysTrueOrFalse
if (block == null || transaction == null)
{
return(false);
}
else
{
PartialBlock partialBlock =
Chain.First(x => block.Header.GetHash().Equals(x.Value.MerkleProof.Header.GetHash())).Value;
partialBlock.Transactions.Add(transaction);
var transactionHashes = partialBlock.MerkleProof.PartialMerkleTree.GetMatchedTransactions() as HashSet <uint256>;
transactionHashes.Add(transaction.GetHash());
partialBlock.MerkleProof = block.Filter(transactionHashes.ToArray());
return(true);
}
}