getTransactionHash static method

Hash getTransactionHash(AccountBlockTemplate transaction)

Implementation

static Hash getTransactionHash(AccountBlockTemplate transaction) {
  var versionBytes = BytesUtils.longToBytes(transaction.version);
  var chainIdentifierBytes =
      BytesUtils.longToBytes(transaction.chainIdentifier);
  var blockTypeBytes = BytesUtils.longToBytes(transaction.blockType);
  var previousHashBytes = transaction.previousHash.getBytes()!;
  var heightBytes = BytesUtils.longToBytes(transaction.height);
  var momentumAcknowledgedBytes = transaction.momentumAcknowledged.getBytes();
  var addressBytes = transaction.address.getBytes();
  var toAddressBytes = transaction.toAddress.getBytes();
  var amountBytes =
      BytesUtils.bigIntToBytes(BigInt.from(transaction.amount), 32);
  var tokenStandardBytes = transaction.tokenStandard.getBytes();
  var fromBlockHashBytes = transaction.fromBlockHash.hash;
  var descendentBlocksBytes = Hash.digest([]).getBytes();
  var dataBytes = Hash.digest(transaction.data).getBytes();
  var fusedPlasmaBytes = BytesUtils.longToBytes(transaction.fusedPlasma);
  var difficultyBytes = BytesUtils.longToBytes(transaction.difficulty);
  var nonceBytes = BytesUtils.leftPadBytes(HEX.decode(transaction.nonce), 8);

  var source = BytesUtils.merge([
    versionBytes,
    chainIdentifierBytes,
    blockTypeBytes,
    previousHashBytes,
    heightBytes,
    momentumAcknowledgedBytes,
    addressBytes,
    toAddressBytes,
    amountBytes,
    tokenStandardBytes,
    fromBlockHashBytes,
    descendentBlocksBytes,
    dataBytes,
    fusedPlasmaBytes,
    difficultyBytes,
    nonceBytes
  ]);

  return Hash.digest(source);
}