public async Task <PaymentRequest> GetNewInvoice(NRustLightningNetwork network, InvoiceCreationOption option)
{
if (network == null)
{
throw new ArgumentNullException(nameof(network));
}
Primitives.PaymentPreimage paymentPreimage = Primitives.PaymentPreimage.Create(RandomUtils.GetBytes(32));
var nodeId = Primitives.NodeId.NewNodeId(_keysRepository.GetNodeId());
var paymentHash = paymentPreimage.Hash;
var taggedFields =
new List <TaggedField>
{
TaggedField.NewPaymentHashTaggedField(paymentHash),
TaggedField.NewNodeIdTaggedField(nodeId),
(option.EncodeDescriptionWithHash.HasValue && option.EncodeDescriptionWithHash.Value) ?
TaggedField.NewDescriptionHashTaggedField(new uint256(Hashes.SHA256(Encoding.UTF8.GetBytes(option.Description)), false)) :
TaggedField.NewDescriptionTaggedField(option.Description),
};
if (option.PaymentSecret != null)
{
taggedFields.Add(TaggedField.NewPaymentSecretTaggedField(option.PaymentSecret));
}
var t = new TaggedFields(taggedFields.ToFSharpList());
var r = PaymentRequest.TryCreate(network.BOLT11InvoicePrefix, option.Amount.ToFSharpOption(), _systemClock.UtcNow, nodeId, t, _keysRepository.AsMessageSigner());
if (r.IsError)
{
throw new InvalidDataException($"Error when creating our payment request: {r.ErrorValue}");
}
_logger.LogDebug($"Publish new invoice with hash {paymentHash}");
using var tx = await _engine.OpenTransaction();
var table = tx.GetTable(DBKeys.HashToPreimage);
await table.Insert(paymentHash.ToBytes(false), paymentPreimage.ToByteArray());
var table2 = tx.GetTable(DBKeys.HashToInvoice);
await table2.Insert(paymentHash.ToBytes(false).ToHexString(), r.ResultValue.ToString());
await tx.Commit();
return(r.ResultValue);
}
public async Task SetPreimage(Primitives.PaymentPreimage paymentPreimage)
{
using var tx = await _engine.OpenTransaction();
await tx.GetTable(DBKeys.HashToPreimage).Insert(paymentPreimage.Hash.ToBytes(false), paymentPreimage.ToByteArray());
await tx.Commit();
}
public async Task SetPreimage(Primitives.PaymentPreimage paymentPreimage, CancellationToken ct = default)
{
if (paymentPreimage == null)
{
throw new ArgumentNullException(nameof(paymentPreimage));
}
using var tx = await _engine.OpenTransaction(ct);
await tx.GetTable(DBKeys.HashToPreimage).Insert(paymentPreimage.Hash.ToBytes(false), paymentPreimage.ToByteArray());
await tx.Commit();
}