public async Task BroadCastTransaction(Guid operationId, Transaction tx)
{
var operation = await _operationMetaRepository.Get(operationId);
if (operation == null)
{
throw new BusinessException("Operation not found", ErrorCode.BadInputParameter);
}
if (await _operationEventRepository.Exist(operationId, OperationEventType.Broadcasted))
{
throw new BusinessException("Transaction already brodcasted", ErrorCode.TransactionAlreadyBroadcasted);
}
var hash = tx.GetHash().ToString();
await _transactionBlobStorage.AddOrReplaceTransaction(operationId, hash, TransactionBlobType.BeforeBroadcast, tx.ToHex());
var lastBlockHeight = await _blockChainProvider.GetLastBlockHeight();
await _blockChainProvider.BroadCastTransaction(tx);
await _observableOperationRepository.InsertOrReplace(ObervableOperation.Create(operation, BroadcastStatus.InProgress, hash, lastBlockHeight));
await _unconfirmedTransactionRepository.InsertOrReplace(UnconfirmedTransaction.Create(operationId, hash));
await _operationEventRepository.InsertIfNotExist(OperationEvent.Create(operationId, OperationEventType.Broadcasted));
await _spentOutputRepository.InsertSpentOutputs(operationId, tx.Inputs.Select(i => new Output(i.PrevOut)));
}
public async Task BroadcastTransaction(NeoModules.NEP6.Transactions.Transaction signedTransaction,
OperationAggregate aggregate)
{
var txHash = signedTransaction.Hash.ToString().Substring(2);
var lastBlockHeight = await _blockchainProvider.GetHeightAsync();
try
{
var isSuccess = await _neoRawTransactionSender.SendRequestAsync(signedTransaction.ToHexString());
if (!isSuccess)
{
throw new Exception("Unknown error while broadcasting the tx");
}
}
catch (RpcResponseException e) when(e.RpcError.Code == -501)
{
throw new TransactionAlreadyBroadcastedException(e);
}
await _observableOperationRepository.InsertOrReplace(ObervableOperation.Create(aggregate,
BroadcastStatus.InProgress,
txHash,
(int)lastBlockHeight));
await _unconfirmedTransactionRepository.InsertOrReplace(
UnconfirmedTransaction.Create(aggregate.OperationId, txHash));
await _transactionOutputsService.CompleteTxOutputs(aggregate.OperationId, signedTransaction);
}
