private async Task <AddressBalance> GetBalance(string paymentAddress, bool includeTransactionIds, Stopwatch stopWatch = null)
{
statsGetAddressHistory[1] = stopWatch?.ElapsedMilliseconds ?? -1;
using (var address = new PaymentAddress(paymentAddress))
using (var getAddressHistoryResult = await chain_.FetchHistoryAsync(address, UInt64.MaxValue, 0))
{
statsGetAddressHistory[2] = stopWatch?.ElapsedMilliseconds ?? -1;
Utils.CheckBitprimApiErrorCode(getAddressHistoryResult.ErrorCode, "FetchHistoryAsync(" + paymentAddress + ") failed, check error log.");
var history = getAddressHistoryResult.Result;
UInt64 received = 0;
UInt64 addressBalance = 0;
var txs = new OrderedSet <string>();
foreach (IHistoryCompact compact in history)
{
if (compact.PointKind == PointKind.Output)
{
received += compact.ValueOrChecksum;
using (var outPoint = new OutputPoint(compact.Point.Hash, compact.Point.Index))
{
var getSpendResult = await chain_.FetchSpendAsync(outPoint);
if (getSpendResult.ErrorCode == ErrorCode.NotFound)
{
addressBalance += compact.ValueOrChecksum;
}
}
}
txs.Add(Binary.ByteArrayToHexString(compact.Point.Hash));
}
statsGetAddressHistory[3] = stopWatch?.ElapsedMilliseconds ?? -1;
UInt64 totalSent = received - addressBalance;
return(new AddressBalance
{
Balance = addressBalance,
Received = received,
Sent = totalSent,
Transactions = includeTransactionIds ? txs : null,
TxCount = (uint)txs.Count
});
}
}
private async Task SetOutputSpendInfo(TransactionOutputSummary jsonOutput, byte[] txHash, UInt32 index)
{
using (var outPoint = new OutputPoint(txHash, index))
{
var fetchSpendResult = await chain_.FetchSpendAsync(outPoint);
if (fetchSpendResult.ErrorCode == ErrorCode.NotFound)
{
jsonOutput.spentTxId = null;
jsonOutput.spentIndex = null;
jsonOutput.spentHeight = null;
}
else
{
Utils.CheckBitprimApiErrorCode(fetchSpendResult.ErrorCode, "FetchSpendAsync failed, check error log");
var spend = fetchSpendResult.Result;
jsonOutput.spentTxId = Binary.ByteArrayToHexString(spend.Hash);
jsonOutput.spentIndex = spend.Index;
using (var getTxResult = await chain_.FetchTransactionAsync(spend.Hash, false))
{
Utils.CheckBitprimApiErrorCode(getTxResult.ErrorCode, "FetchTransactionAsync(" + Binary.ByteArrayToHexString(spend.Hash) + "), check error log");
jsonOutput.spentHeight = getTxResult.Result.TxPosition.BlockHeight;
}
}
}
}