public void BlockVerify(Block block)
{
lock (Chain)
{
Chain.Add(block);
}
lock (TransactionPool)
{
var ids = block.Transactions.Select(x => x.Id).ToArray();
TransactionPool.RemoveTxs(ids);
}
lock (Utxos)
{
var inEntries = block.Transactions.SelectMany(x => x.Inputs);
Utxos.RemoveAll(x =>
inEntries.Any(inEntry =>
inEntry.OutputIndex == x.OutIndex &&
inEntry.TransactionId.Equals(x.TransactionId)));
var utxos =
block.Transactions
.Select(x => (x.Outputs, x.Id))
.SelectMany(x => ToTxO(x.Outputs, x.Id));
Utxos.AddRange(utxos);
}
//if(Chain.Count % 100 == 0) Difficulty.CalculateNextDifficulty()
Applied?.Invoke();
}
public void UpdateUtxos()
{
lock (Utxos)
{
var inEntries = Chain.SelectMany(x => x.Transactions.SelectMany(tx => tx.Inputs));
var txO =
Chain.SelectMany(x => x.Transactions)
.Select(x => (x.Outputs, x.Id))
.SelectMany((x) => ToTxO(x.Outputs, x.Id));
var newUtxos = txO
.Where(x =>
!inEntries.Any(input =>
input.TransactionId.Equals(x.TransactionId) &&
input.OutputIndex == x.OutIndex
)
);
Utxos.Clear();
Utxos.AddRange(newUtxos);
}
}