public TransactionHashInfo CreateTransaction(TransactionDataSigned signedData)
{
var dateReceived = DateTime.UtcNow;
var newTransaction = new Transaction(signedData);
if (dbService.GetTransactions().Any(t => t.TransactionHashHex == newTransaction.TransactionHashHex))
{
return(new TransactionHashInfo
{
IsValid = true,
ErrorMessage = $"Duplicate transaction",
DateReceived = dateReceived,
TransactionHash = newTransaction.TransactionHashHex
});
}
bool isValidTransaction = ValidateTransaction(signedData);
if (!isValidTransaction)
{
return(new TransactionHashInfo
{
IsValid = isValidTransaction,
ErrorMessage = "Transaction data is corrupted.",
DateReceived = dateReceived,
TransactionHash = ""
});
}
//validate balance
var bal = GetBalance(signedData.From, 1).ConfirmedBalance.Balance;
var hasFunds = (bal >= signedData.Value + signedData.Fee);
if (!hasFunds)
{
return(new TransactionHashInfo
{
IsValid = false,
ErrorMessage = $"Not enough funds. Available funds: {bal}, required funds: {signedData.Value} + {signedData.Fee} for the fee",
DateReceived = dateReceived,
TransactionHash = ""
});
}
dbService.AddTransaction(newTransaction);
PropagateTransactionToPeers(newTransaction);
return(new TransactionHashInfo()
{
IsValid = isValidTransaction, DateReceived = dateReceived, TransactionHash = newTransaction.TransactionHashHex
});
}