public bool TryAdd(SmartCoin coin)
{
var added = false;
lock (Lock)
{
if (!SpentCoins.Contains(coin))
{
added = Coins.Add(coin);
if (added)
{
if (ClustersByScriptPubKey.TryGetValue(coin.ScriptPubKey, out var cluster))
{
coin.Clusters = cluster;
}
else
{
ClustersByScriptPubKey.Add(coin.ScriptPubKey, coin.Clusters);
}
InvalidateSnapshot = true;
}
}
}
return(added);
}
public bool TryAdd(SmartCoin coin)
{
var added = false;
lock (Lock)
{
if (!SpentCoins.Contains(coin))
{
added = Coins.Add(coin);
if (added)
{
if (ClustersByScriptPubKey.TryGetValue(coin.ScriptPubKey, out var cluster))
{
coin.Cluster = cluster;
}
else
{
ClustersByScriptPubKey.Add(coin.ScriptPubKey, coin.Cluster);
}
foreach (var spentOutPoint in coin.SpentOutputs)
{
var outPoint = spentOutPoint;
var newCoinSet = new HashSet <SmartCoin> {
coin
};
// If we don't succeed to add a new entry to the dictionary.
if (!CoinsByOutPoint.TryAdd(outPoint, newCoinSet))
{
var previousCoinTxId = CoinsByOutPoint[outPoint].First().TransactionId;
// Then check if we're in the same transaction as the previous coins in the dictionary are.
if (coin.TransactionId == previousCoinTxId)
{
// If we are in the same transaction, then just add it to value set.
CoinsByOutPoint[outPoint].Add(coin);
}
else
{
// If we aren't in the same transaction, then it's a conflict, so replace the old set with the new one.
CoinsByOutPoint[outPoint] = newCoinSet;
}
}
}
InvalidateSnapshot = true;
}
}
}
return(added);
}
public void Spend(SmartCoin spentCoin)
{
lock (Lock)
{
if (Coins.Remove(spentCoin))
{
InvalidateSnapshot = true;
SpentCoins.Add(spentCoin);
var createdCoins = CreatedByNoLock(spentCoin.SpenderTransactionId);
foreach (var newCoin in createdCoins)
{
if (newCoin.AnonymitySet < PrivacyLevelThreshold)
{
spentCoin.Clusters.Merge(newCoin.Clusters);
newCoin.Clusters = spentCoin.Clusters;
ClustersByScriptPubKey.AddOrReplace(newCoin.ScriptPubKey, newCoin.Clusters);
}
}
}
}
}
