public async Task <(PaymentReceivedType, LNMoney)> PaymentReceived(Primitives.PaymentHash paymentHash, LNMoney amount, uint256?secret = null)
{
var tx = await _engine.OpenTransaction();
using var invoiceRow = await tx.GetTable(DBKeys.HashToInvoice).Get(paymentHash.ToBytes(false));
if (invoiceRow != null)
{
var res = PaymentRequest.Parse(await invoiceRow.ReadValueString());
if (res.IsError)
{
throw new NRustLightningException($"Failed to read payment request for {res.ErrorValue}");
}
var req = res.ResultValue;
if (req.AmountValue is null)
{
return(PaymentReceivedType.Ok, amount);
}
var intendedAmount = req.AmountValue.Value;
if (amount.MilliSatoshi < intendedAmount.MilliSatoshi)
{
return(PaymentReceivedType.AmountTooLow, intendedAmount);
}
if (intendedAmount.MilliSatoshi * 2 < amount.MilliSatoshi)
{
return(PaymentReceivedType.AmountTooHigh, intendedAmount);
}
return(PaymentReceivedType.Ok, intendedAmount);
}
return(PaymentReceivedType.UnknownPaymentHash, amount);
}
public async Task <(PaymentReceivedType, LNMoney)> PaymentReceived(Primitives.PaymentHash paymentHash, LNMoney amount, uint256?secret = null)
{
var invoice = await _repository.GetInvoice(paymentHash);
if (invoice != null)
{
if (invoice.AmountValue is null)
{
return(PaymentReceivedType.Ok, amount);
}
var intendedAmount = invoice.AmountValue.Value;
if (amount.MilliSatoshi < intendedAmount.MilliSatoshi)
{
return(PaymentReceivedType.AmountTooLow, intendedAmount);
}
if (intendedAmount.MilliSatoshi * 2 < amount.MilliSatoshi)
{
return(PaymentReceivedType.AmountTooHigh, intendedAmount);
}
return(PaymentReceivedType.Ok, intendedAmount);
}
return(PaymentReceivedType.UnknownPaymentHash, amount);
}
public async Task <Primitives.PaymentPreimage> GetPreimage(Primitives.PaymentHash hash)
{
var tx = await _engine.OpenTransaction();
using var preimageRow = await tx.GetTable(DBKeys.HashToPreimage).Get(hash.ToBytes(false));
return(Primitives.PaymentPreimage.Create((await preimageRow.ReadValue()).ToArray()));
}
public async Task <Primitives.PaymentPreimage?> GetPreimage(Primitives.PaymentHash hash, CancellationToken ct = default)
{
if (hash == null)
{
throw new ArgumentNullException(nameof(hash));
}
using var tx = await _engine.OpenTransaction(ct);
using var preimageRow = await tx.GetTable(DBKeys.HashToPreimage).Get(hash.ToBytes(false));
return(preimageRow is null ? null : Primitives.PaymentPreimage.Create((await preimageRow.ReadValue()).ToArray()));
}
public async Task <PaymentRequest?> GetInvoice(Primitives.PaymentHash hash, CancellationToken ct = default)
{
if (hash == null)
{
throw new ArgumentNullException(nameof(hash));
}
using var tx = await _engine.OpenTransaction(ct);
using var row = await tx.GetTable(DBKeys.HashToInvoice).Get(hash.Value.ToString());
if (row is null)
{
return(null);
}
var r = PaymentRequest.Parse((await row.ReadValueString()));
if (r.IsError)
{
_logger.LogError($"Failed to get invoice for hash {hash}. {r.ErrorValue}");
return(null);
}
return(r.ResultValue);
}
public Task <PaymentRequest?> GetInvoice(Primitives.PaymentHash hash, CancellationToken ct = default)
{
_hashToInvoice.TryGetValue(hash, out var invoice);
return(Task.FromResult(invoice));
}
public Task <Primitives.PaymentPreimage?> GetPreimage(Primitives.PaymentHash hash, CancellationToken ct = default)
{
_hashToPreimage.TryGetValue(hash, out var preimage);
return(Task.FromResult(preimage));
}
