public static TransactionContract ToContract(
this Transaction transaction,
bool confirmed = true)
{
var contract = new TransactionContract
{
From = transaction.From,
To = transaction.To,
Value = transaction.Value,
Fee = transaction.Fee,
DateCreated = transaction.DateCreated.Iso8601Formatted(),
Data = transaction.Data,
SenderPubKey = transaction.SenderPublicKey,
TransactionDataHash = transaction.DataHash.ToHex(),
SenderSignature = new string[]
{
transaction.SenderSignature[0],
transaction.SenderSignature[1]
}
};
if (confirmed)
{
contract.MinedInBlockIndex = transaction.MinedInBlockIndex;
contract.TransferSuccessful = transaction.TransferSuccessful;
}
return(contract);
}
public async Task BroadcastNewTransaction(Transaction transaction)
{
CreateTransactionRequest request = transaction.ToCreateRequest();
foreach (string peerBaseUrl in _peers.Values)
{
await SendCreateTransactionRequest(request, peerBaseUrl, 5).ConfigureAwait(false);
}
}
public bool VerifySignature(Transaction transaction)
{
byte[] transactionDataHash = transaction.DataHash;
BigInteger r = new BigInteger(transaction.SenderSignature[0], 16);
BigInteger s = new BigInteger(transaction.SenderSignature[1], 16);
ECPoint publicKey = EncryptionUtils.DecompressKey(transaction.SenderPublicKey);
bool signatureVerified = EncryptionUtils.VerifySignature(
publicKey, r, s, transactionDataHash);
return(signatureVerified);
}
public IActionResult CreateTransaction([FromBody] CreateTransactionRequest request)
{
Transaction newTransaction = request.ToDomainModel();
CreateTransactionResult result = NodeService.TryCreateTransaction(
newTransaction);
if (result != CreateTransactionResult.Ok)
{
return(BadRequest(new Error(result.GetEnumDescription())));
}
return(CreatedAtRoute(
"GetTransaction", new
{
transactionDataHash = newTransaction.DataHash.ToHex()
},
newTransaction.ToContract(false)));
}
public static CreateTransactionRequest ToCreateRequest(this Transaction transaction)
{
return(new CreateTransactionRequest
{
From = transaction.From,
To = transaction.To,
Value = transaction.Value,
Fee = transaction.Fee,
DateCreated = transaction.DateCreated.Iso8601Formatted(),
Data = transaction.Data,
SenderPubKey = transaction.SenderPublicKey,
SenderSignature = new string[]
{
transaction.SenderSignature[0],
transaction.SenderSignature[1]
}
});
}
