public async Task <Transaction> CreateTransaction(Wallet wallet, string electionAddress, string candidateAddress)
{
Transaction transaction = await _transactionPool.ExistingTransaction(wallet.PublicKey);
if (transaction == null)
{
transaction = _transactionService.NewTransaction(wallet, electionAddress, candidateAddress);
}
else
{
_transactionService.UpdateTransaction(transaction, wallet, electionAddress, candidateAddress);
}
await _transactionPool.UpdateOrAddTransactionAsync(transaction);
return(transaction);
}
