private BlockBase CreateTransferAssetToUtxoBlock(byte[][] assetIds, int index, ulong tagId, ConfidentialAccount receiver, byte[] sk = null)
{
byte[] assetId = assetIds[index];
byte[] secretKey = sk ?? ConfidentialAssetsHelper.GetRandomSeed();
byte[] transactionKey = ConfidentialAssetsHelper.GetTrancationKey(secretKey);
byte[] destinationKey = ConfidentialAssetsHelper.GetDestinationKey(secretKey, receiver.PublicViewKey, receiver.PublicSpendKey);
byte[] blindingFactor = ConfidentialAssetsHelper.GetRandomSeed();
byte[] assetCommitment = ConfidentialAssetsHelper.GetAssetCommitment(assetId, blindingFactor);
ulong[] assetAmounts = new ulong[assetIds.Length];
for (int i = 0; i < assetAmounts.Length; i++)
{
assetAmounts[i] = 1;
}
TransferAssetToUtxoBlock transferAssetToUtxoBlock = new TransferAssetToUtxoBlock
{
TagId = tagId,
AssetIds = assetIds,
AssetAmounts = assetAmounts,
TransactionPublicKey = transactionKey,
DestinationKey = destinationKey,
AssetId = assetId,
AssetCommitment = assetCommitment,
SurjectionProof = ConfidentialAssetsHelper.CreateNewIssuanceSurjectionProof(assetCommitment, assetIds, index, blindingFactor),
EcdhTuple = ConfidentialAssetsHelper.CreateEcdhTupleCA(blindingFactor, assetId, secretKey, receiver.PublicViewKey)
};
FillHeightInfo(transferAssetToUtxoBlock);
FillSyncData(transferAssetToUtxoBlock);
FillRawData(transferAssetToUtxoBlock);
return(transferAssetToUtxoBlock);
}