public IRpcMethodResult GetTxOutSetInfo()
{
try
{
GetTxOutSetInfoOM result = new GetTxOutSetInfoOM();
var blockComponent = new BlockComponent();
var txComponent = new TransactionComponent();
var utxoComponent = new UtxoComponent();
result.height = blockComponent.GetLatestHeight();
result.bestblock = null;
if (result.height >= 0)
{
var bestBlock = blockComponent.GetBlockMsgByHeight(result.height);
result.bestblock = bestBlock != null ? bestBlock.Header.Hash : null;
}
result.transactions = utxoComponent.GetTransactionCounts();
result.txouts = utxoComponent.GetOutputCounts();
long confirmedBalance, unconfirmedBalance;
utxoComponent.GetBalanceInDB(out confirmedBalance, out unconfirmedBalance);
result.total_amount = confirmedBalance;
return(Ok(result));
}
catch (CommonException ce)
{
return(Error(ce.ErrorCode, ce.Message, ce));
}
catch (Exception ex)
{
return(Error(ErrorCode.UNKNOWN_ERROR, ex.Message, ex));
}
}
public static void Initialize()
{
BlockchainComponent blockChainComponent = new BlockchainComponent();
AccountComponent accountComponent = new AccountComponent();
UtxoComponent utxoComponent = new UtxoComponent();
blockChainComponent.Initialize();
var accounts = accountComponent.GetAllAccounts();
if (accounts.Count == 0)
{
var account = accountComponent.GenerateNewAccount();
accountComponent.SetDefaultAccount(account.Id);
}
BlockchainJob.Current = new BlockchainJob();
utxoComponent.Initialize();
}
public IRpcMethodResult GetUnconfirmedBalance()
{
try
{
var utxoComponent = new UtxoComponent();
long result = utxoComponent.GetAllUnconfirmedBalance();
long confirmedBalance, unconfirmedBalance;
utxoComponent.GetBalanceInDB(out confirmedBalance, out unconfirmedBalance);
result += unconfirmedBalance;
return(Ok(result));
}
catch (CommonException ce)
{
return(Error(ce.ErrorCode, ce.Message, ce));
}
catch (Exception ex)
{
return(Error(ErrorCode.UNKNOWN_ERROR, ex.Message, ex));
}
}
private void transactionTest()
{
var utxoComponent = new UtxoComponent();
var transactionComponent = new TransactionComponent();
var accountComponent = new AccountComponent();
if (string.IsNullOrWhiteSpace(this.newAccountId))
{
var newAccount = accountComponent.GenerateNewAccount();
this.newAccountId = newAccount.Id;
}
var defaultAccount = accountComponent.GetDefaultAccount();
if (defaultAccount != null)
{
var balance = utxoComponent.GetConfirmedBlanace(defaultAccount.Id);
var amount = 50000000000L;
var fee = 1000000L;
if (balance > (amount + fee))
{
var dict = new Dictionary <string, long>();
dict.Add(newAccountId, amount);
var txMsg = transactionComponent.CreateNewTransactionMsg(defaultAccount.Id, dict, fee);
transactionComponent.AddTransactionToPool(txMsg);
LogHelper.Debug("====== A New transaction has been created. " + txMsg.Hash);
if (BlockchainJob.Current.P2PJob != null)
{
BlockchainJob.Current.P2PJob.BroadcastNewTransactionMessage(txMsg.Hash);
}
}
}
}
public IRpcMethodResult ListTransactions(string account, int count, int skip = 0, bool includeWatchOnly = true)
{
try
{
var txComponent = new TransactionComponent();
var accountComponent = new AccountComponent();
var addressBookComponent = new AddressBookComponent();
var utxoComponent = new UtxoComponent();
var blockComponent = new BlockComponent();
var transactionCommentComponent = new TransactionCommentComponent();
List <PaymentOM> result = new List <PaymentOM>();
var accounts = accountComponent.GetAllAccounts();
var paymentAccountIds = accounts.Where(a => !string.IsNullOrWhiteSpace(a.PrivateKey)).Select(a => a.Id).ToList();
var allAccountIds = accounts.Select(a => a.Id).ToList();
var addressBook = addressBookComponent.GetWholeAddressBook();
var latestHeight = blockComponent.GetLatestHeight();
var data = txComponent.SearchTransactionEntities(account, count, skip, includeWatchOnly);
foreach (var tx in data)
{
long totalInput = 0;
long selfTotalOutput = 0;
long otherUserTotalOutput = 0;
bool coibase = false;
if (tx.Inputs.Count == 1 && tx.Outputs.Count == 1 && tx.Inputs[0].OutputTransactionHash == Base16.Encode(HashHelper.EmptyHash()))
{
coibase = true;
}
if (!coibase)
{
foreach (var input in tx.Inputs)
{
var oldOutput = txComponent.GetOutputEntiyByIndexAndTxHash(input.OutputTransactionHash, input.OutputIndex);
if (oldOutput != null && paymentAccountIds.Contains(oldOutput.ReceiverId))
{
totalInput += input.Amount;
}
else
{
totalInput = 0;
break;
}
}
}
foreach (var output in tx.Outputs)
{
if (allAccountIds.Contains(output.ReceiverId))
{
selfTotalOutput += output.Amount;
}
else
{
otherUserTotalOutput += output.Amount;
}
}
BlockMsg block = null;
if (tx.BlockHash != null)
{
block = blockComponent.GetBlockMsgByHash(tx.BlockHash);
}
if (coibase)
{
var payment = new PaymentOM();
payment.address = tx.Outputs[0].ReceiverId;
payment.account = accounts.Where(a => a.Id == payment.address).Select(a => a.Tag).FirstOrDefault();
payment.category = "generate";
payment.totalInput = totalInput;
payment.totalOutput = selfTotalOutput;
payment.amount = selfTotalOutput;
payment.fee = 0;
payment.txId = tx.Hash;
payment.vout = 0;
payment.time = tx.Timestamp;
payment.size = tx.Size;
var txComment = transactionCommentComponent.GetByTransactionHashAndIndex(tx.Hash, 0);
if (txComment != null)
{
payment.comment = txComment.Comment;
}
if (block != null)
{
payment.blockHash = tx.BlockHash;
payment.blockIndex = 0;// block.Transactions.FindIndex(t=>t.Hash == tx.Hash);
payment.blockTime = block.Header.Timestamp;
payment.confirmations = latestHeight - block.Header.Height + 1;
}
else
{
payment.confirmations = 0;
}
result.Add(payment);
}
else if (totalInput > 0 && otherUserTotalOutput == 0)
{
var payment = new PaymentOM();
payment.address = null;
payment.account = null;
payment.category = "self";
payment.totalInput = totalInput;
payment.totalOutput = tx.Outputs[0].Amount;// selfTotalOutput;
payment.fee = totalInput - selfTotalOutput;
payment.amount = payment.fee;
payment.txId = tx.Hash;
payment.vout = 0;
payment.time = tx.Timestamp;
payment.size = tx.Size;
var txComments = transactionCommentComponent.GetByTransactionHash(tx.Hash);
if (txComments.Count > 0)
{
payment.comment = "";
foreach (var item in txComments)
{
if (!string.IsNullOrWhiteSpace(item.Comment))
{
payment.comment += item.Comment + ";";
}
}
}
if (block != null)
{
payment.blockHash = tx.BlockHash;
payment.blockIndex = block.Transactions.FindIndex(t => t.Hash == tx.Hash);
payment.blockTime = block.Header.Timestamp;
payment.confirmations = latestHeight - block.Header.Height + 1;
}
else
{
payment.confirmations = 0;
}
result.Add(payment);
}
else if (totalInput > 0)
{
for (int i = 0; i < tx.Outputs.Count; i++)
{
if (!allAccountIds.Contains(tx.Outputs[i].ReceiverId))
{
var payment = new PaymentOM();
payment.address = tx.Outputs[i].ReceiverId;
payment.account = addressBook.Where(a => a.Address == payment.address && !string.IsNullOrWhiteSpace(a.Tag)).Select(a => a.Tag).FirstOrDefault();
payment.category = "send";
payment.totalInput = totalInput;
payment.totalOutput = tx.Outputs[i].Amount;
payment.fee = totalInput - (selfTotalOutput + otherUserTotalOutput);
payment.amount = (i == 0 ? tx.Outputs[i].Amount + payment.fee : tx.Outputs[i].Amount);
payment.txId = tx.Hash;
payment.vout = i;
payment.time = tx.Timestamp;
payment.size = tx.Size;
var txComment = transactionCommentComponent.GetByTransactionHashAndIndex(tx.Hash, i);
if (txComment != null)
{
payment.comment = txComment.Comment;
}
if (block != null)
{
payment.blockHash = tx.BlockHash;
payment.blockIndex = block.Transactions.FindIndex(t => t.Hash == tx.Hash);
payment.blockTime = block.Header.Timestamp;
payment.confirmations = latestHeight - block.Header.Height + 1;
}
else
{
payment.confirmations = 0;
}
result.Add(payment);
}
}
}
else
{
for (int i = 0; i < tx.Outputs.Count; i++)
{
if (allAccountIds.Contains(tx.Outputs[i].ReceiverId))
{
var payment = new PaymentOM();
payment.address = tx.Outputs[i].ReceiverId;
payment.account = accounts.Where(a => a.Id == payment.address).Select(a => a.Tag).FirstOrDefault();;
payment.category = "receive";
payment.totalInput = totalInput;
payment.totalOutput = tx.Outputs[i].Amount;
payment.fee = totalInput - (selfTotalOutput + otherUserTotalOutput);
payment.amount = tx.Outputs[i].Amount;
payment.txId = tx.Hash;
payment.vout = i;
payment.time = tx.Timestamp;
payment.size = tx.Size;
var txComment = transactionCommentComponent.GetByTransactionHashAndIndex(tx.Hash, i);
if (txComment != null)
{
payment.comment = txComment.Comment;
}
if (block != null)
{
payment.blockHash = tx.BlockHash;
payment.blockIndex = block.Transactions.FindIndex(t => t.Hash == tx.Hash);
payment.blockTime = block.Header.Timestamp;
payment.confirmations = latestHeight - block.Header.Height + 1;
}
else
{
payment.confirmations = 0;
}
result.Add(payment);
}
}
}
}
return(Ok(result));
}
catch (CommonException ce)
{
return(Error(ce.ErrorCode, ce.Message, ce));
}
catch (Exception ex)
{
return(Error(ErrorCode.UNKNOWN_ERROR, ex.Message, ex));
}
}
public IRpcMethodResult EstimateTxFeeForSendToAddress(string toAddress, long amount, string comment, string commentTo, bool deductFeeFromAmount)
{
try
{
EstimateTxFeeOM result = new EstimateTxFeeOM();
var utxoComponent = new UtxoComponent();
var txComponent = new TransactionComponent();
var settingComponent = new SettingComponent();
var addressBookComponent = new AddressBookComponent();
var accountComponent = new AccountComponent();
if (!AccountIdHelper.AddressVerify(toAddress))
{
throw new CommonException(ErrorCode.Service.Transaction.TO_ADDRESS_INVALID);
}
var setting = settingComponent.GetSetting();
var utxos = utxoComponent.GetAllConfirmedOutputs();
var tx = new TransactionMsg();
var totalSize = tx.Serialize().Length;
var output = new OutputMsg();
output.Amount = amount;
output.Index = 0;
output.LockScript = Script.BuildLockScipt(toAddress);
output.Size = output.LockScript.Length;
tx.Outputs.Add(output);
totalSize += output.Serialize().Length;
var blockComponent = new BlockComponent();
var lastBlockHeight = blockComponent.GetLatestHeight();
var totalInput = 0L;
var index = 0;
double totalAmount = amount;
double totalFee = setting.FeePerKB * ((double)totalSize / 1024.0);
while (index < utxos.Count)
{
var account = accountComponent.GetAccountById(utxos[index].AccountId);
if (account != null && !string.IsNullOrWhiteSpace(account.PrivateKey))
{
var utxoTX = txComponent.GetTransactionMsgByHash(utxos[index].TransactionHash);
Block utxoBlock = blockComponent.GetBlockEntiytByHash(utxos[index].BlockHash);
if (utxoTX == null || utxoBlock == null)
{
index++;
continue;
}
if (!utxoBlock.IsVerified)
{
index++;
continue;
}
if (Time.EpochTime < utxoTX.Locktime)
{
index++;
continue;
}
if (utxoTX.InputCount == 1 && utxoTX.Inputs[0].OutputTransactionHash == Base16.Encode(HashHelper.EmptyHash()))
{
var blockHeight = utxoBlock.Height;
if (lastBlockHeight - blockHeight < 100L)
{
index++;
continue;
}
}
var input = new InputMsg();
input.OutputTransactionHash = utxos[index].TransactionHash;
input.OutputIndex = utxos[index].OutputIndex;
input.UnlockScript = Script.BuildUnlockScript(input.OutputTransactionHash, input.OutputIndex, Base16.Decode(decryptPrivateKey(account.PrivateKey)), Base16.Decode(account.PublicKey));
input.Size = input.UnlockScript.Length;
tx.Inputs.Add(input);
var size = input.Serialize().Length;
totalSize += size;
totalFee += setting.FeePerKB * ((double)size / 1024.0);
totalInput += utxos[index].Amount;
}
else
{
index++;
continue;
}
if (!deductFeeFromAmount)
{
totalAmount = amount + totalFee;
}
if (totalInput >= (long)Math.Ceiling(totalAmount))
{
var size = output.Serialize().Length;
if ((totalInput - (long)Math.Ceiling(totalAmount)) > (setting.FeePerKB * (double)size / 1024.0))
{
totalSize += size;
totalFee += setting.FeePerKB * ((double)size / 1024.0);
}
break;
}
index++;
}
if (totalInput < totalAmount)
{
throw new CommonException(ErrorCode.Service.Transaction.BALANCE_NOT_ENOUGH);
}
if (deductFeeFromAmount)
{
output.Amount -= (long)Math.Ceiling(totalFee);
if (output.Amount <= 0)
{
throw new CommonException(ErrorCode.Service.Transaction.SEND_AMOUNT_LESS_THAN_FEE);
}
}
result.totalFee = Convert.ToInt64(totalFee);
result.totalSize = Convert.ToInt32(totalSize);
return(Ok(result));
}
catch (CommonException ce)
{
return(Error(ce.ErrorCode, ce.Message, ce));
}
catch (Exception ex)
{
return(Error(ErrorCode.UNKNOWN_ERROR, ex.Message, ex));
}
}
public IRpcMethodResult SendMany(string fromAccount, SendManyOutputIM[] receivers, string[] feeDeductAddresses)
{
try
{
string result = null;
var utxoComponent = new UtxoComponent();
var txComponent = new TransactionComponent();
var settingComponent = new SettingComponent();
var addressBookComponent = new AddressBookComponent();
var accountComponent = new AccountComponent();
var transactionCommentComponent = new TransactionCommentComponent();
var blockComponent = new BlockComponent();
var lastBlockHeight = blockComponent.GetLatestHeight();
var setting = settingComponent.GetSetting();
var utxos = utxoComponent.GetAllConfirmedOutputs();
var tx = new TransactionMsg();
double totalOutput = 0;
var totalSize = tx.Serialize().Length;
if (receivers == null || receivers.Length == 0)
{
throw new CommonException(ErrorCode.Service.Transaction.TO_ADDRESS_INVALID);
}
foreach (var receiver in receivers)
{
if (!AccountIdHelper.AddressVerify(receiver.address))
{
throw new CommonException(ErrorCode.Service.Transaction.TO_ADDRESS_INVALID);
}
var output = new OutputMsg();
output.Amount = receiver.amount;
output.Index = tx.Outputs.Count;
output.LockScript = Script.BuildLockScipt(receiver.address);
output.Size = output.LockScript.Length;
tx.Outputs.Add(output);
totalSize += output.Serialize().Length;
totalOutput += receiver.amount;
}
foreach (var address in feeDeductAddresses)
{
if (receivers.Where(r => r.address == address).Count() == 0)
{
throw new CommonException(ErrorCode.Service.Transaction.FEE_DEDUCT_ADDRESS_INVALID);
}
}
var totalInput = 0L;
var index = 0;
double totalFee = setting.FeePerKB * ((double)totalSize / 1024.0);
double totalAmount = totalOutput;
while (index < utxos.Count)
{
var account = accountComponent.GetAccountById(utxos[index].AccountId);
if (account != null && !string.IsNullOrWhiteSpace(account.PrivateKey))
{
var utxoTX = txComponent.GetTransactionMsgByHash(utxos[index].TransactionHash);
Block utxoBlock = blockComponent.GetBlockEntiytByHash(utxos[index].BlockHash);
if (utxoTX == null || utxoBlock == null)
{
index++;
continue;
}
if (!utxoBlock.IsVerified)
{
index++;
continue;
}
if (Time.EpochTime < utxoTX.Locktime)
{
index++;
continue;
}
if (utxoTX.InputCount == 1 && utxoTX.Inputs[0].OutputTransactionHash == Base16.Encode(HashHelper.EmptyHash()))
{
var blockHeight = utxoBlock.Height;
if (lastBlockHeight - blockHeight < 100L)
{
index++;
continue;
}
}
var input = new InputMsg();
input.OutputTransactionHash = utxos[index].TransactionHash;
input.OutputIndex = utxos[index].OutputIndex;
input.UnlockScript = Script.BuildUnlockScript(input.OutputTransactionHash, input.OutputIndex, Base16.Decode(decryptPrivateKey(account.PrivateKey)), Base16.Decode(account.PublicKey));
input.Size = input.UnlockScript.Length;
tx.Inputs.Add(input);
var size = input.Serialize().Length;
totalSize += size;
totalFee += setting.FeePerKB * ((double)size / 1024.0);
totalInput += utxos[index].Amount;
}
else
{
index++;
continue;
}
if (feeDeductAddresses == null || feeDeductAddresses.Length == 0)
{
totalAmount = totalOutput + totalFee;
}
if (totalInput >= (long)Math.Ceiling(totalAmount))
{
var size = tx.Outputs[0].Serialize().Length;
if ((totalInput - (long)Math.Ceiling(totalAmount)) > (setting.FeePerKB * (double)size / 1024.0))
{
totalSize += size;
totalFee += setting.FeePerKB * ((double)size / 1024.0);
if (feeDeductAddresses == null || feeDeductAddresses.Length == 0)
{
totalAmount = totalOutput + totalFee;
}
var newAccount = accountComponent.GenerateNewAccount();
if (setting.Encrypt)
{
if (!string.IsNullOrWhiteSpace(_cache.Get <string>("WalletPassphrase")))
{
newAccount.PrivateKey = AES128.Encrypt(newAccount.PrivateKey, _cache.Get <string>("WalletPassphrase"));
accountComponent.UpdatePrivateKeyAr(newAccount);
}
else
{
throw new CommonException(ErrorCode.Service.Wallet.WALLET_HAS_BEEN_LOCKED);
}
}
var newOutput = new OutputMsg();
newOutput.Amount = totalInput - (long)Math.Ceiling(totalAmount);
newOutput.Index = tx.Outputs.Count;
newOutput.LockScript = Script.BuildLockScipt(newAccount.Id);
newOutput.Size = newOutput.LockScript.Length;
tx.Outputs.Add(newOutput);
}
break;
}
index++;
}
if (totalInput < totalAmount)
{
throw new CommonException(ErrorCode.Service.Transaction.BALANCE_NOT_ENOUGH);
}
if (feeDeductAddresses != null && feeDeductAddresses.Length > 0)
{
var averageFee = totalFee / feeDeductAddresses.Length;
for (int i = 0; i < receivers.Length; i++)
{
if (feeDeductAddresses.Contains(receivers[i].address))
{
tx.Outputs[i].Amount -= (long)Math.Ceiling(averageFee);
if (tx.Outputs[i].Amount <= 0)
{
throw new CommonException(ErrorCode.Service.Transaction.SEND_AMOUNT_LESS_THAN_FEE);
}
}
}
}
tx.Timestamp = Time.EpochTime;
tx.Hash = tx.GetHash();
txComponent.AddTransactionToPool(tx);
Startup.P2PBroadcastTransactionAction(tx.Hash);
result = tx.Hash;
for (int i = 0; i < receivers.Length; i++)
{
var receiver = receivers[i];
if (!string.IsNullOrWhiteSpace(receiver.tag))
{
addressBookComponent.SetTag(receiver.address, receiver.tag);
}
if (!string.IsNullOrWhiteSpace(receiver.comment))
{
transactionCommentComponent.Add(tx.Hash, i, receiver.comment);
}
}
return(Ok(result));
}
catch (CommonException ce)
{
return(Error(ce.ErrorCode, ce.Message, ce));
}
catch (Exception ex)
{
return(Error(ErrorCode.UNKNOWN_ERROR, ex.Message, ex));
}
}
public IRpcMethodResult ListUnspent(int minConfirmations, int maxConfirmations = 9999999, string[] addresses = null)
{
try
{
var result = new List <ListUnspentOM>();
var txComponent = new TransactionComponent();
var blockComponent = new BlockComponent();
var outputComponent = new UtxoComponent();
var accountComponent = new AccountComponent();
var addressBookComponent = new AddressBookComponent();
var accounts = accountComponent.GetAllAccounts();
var transactions = txComponent.GetTransactionEntitiesContainUnspentUTXO();
var latestHeight = blockComponent.GetLatestHeight();
foreach (var tx in transactions)
{
var blockMsg = blockComponent.GetBlockMsgByHash(tx.BlockHash);
if (blockMsg != null)
{
var confirmations = latestHeight - blockMsg.Header.Height;
if (confirmations >= minConfirmations && confirmations <= maxConfirmations)
{
var outputs = txComponent.GetOutputEntitesByTxHash(tx.Hash);
foreach (var output in outputs)
{
var pubKeyHash = Script.GetPublicKeyHashFromLockScript(output.LockScript);
var address = AccountIdHelper.CreateAccountAddressByPublicKeyHash(Base16.Decode(pubKeyHash));
var account = accounts.Where(a => a.Id == address).FirstOrDefault();
if (account != null)
{
if (addresses == null || addresses.Contains(address))
{
result.Add(new ListUnspentOM
{
txid = output.TransactionHash,
vout = output.Index,
address = address,
account = addressBookComponent.GetTagByAddress(address),
scriptPubKey = output.LockScript,
redeemScript = null,
amount = output.Amount,
confirmations = confirmations,
spendable = string.IsNullOrWhiteSpace(account.PrivateKey),
solvable = false
});
}
}
}
}
}
}
return(Ok(result));
}
catch (CommonException ce)
{
return(Error(ce.ErrorCode, ce.Message, ce));
}
catch (Exception ex)
{
return(Error(ErrorCode.UNKNOWN_ERROR, ex.Message, ex));
}
}
