private async Task ListenLoop()
{
try
{
while (!_Cts.IsCancellationRequested)
{
string line = await _Reader.ReadLineAsync().WithCancellation(_Cts.Token);
if (line != null)
{
if (line.StartsWith("{\"result\":", StringComparison.OrdinalIgnoreCase))
{
var invoiceString = JObject.Parse(line)["result"].ToString();
LnrpcInvoice parsedInvoice = _Parent.Deserialize <LnrpcInvoice>(invoiceString);
await _Invoices.Writer.WriteAsync(ConvertLndInvoice(parsedInvoice), _Cts.Token);
}
else if (line.StartsWith("{\"error\":", StringComparison.OrdinalIgnoreCase))
{
var errorString = JObject.Parse(line)["error"].ToString();
var error = _Parent.Deserialize <LndError>(errorString);
throw new LndException(error);
}
else
{
throw new LndException("Unknown result from LND: " + line);
}
}
}
}
catch when(_Cts.IsCancellationRequested)
{
}
internal static LightningInvoice ConvertLndInvoice(LnrpcInvoice resp)
{
var invoice = new LightningInvoice
{
// TODO: Verify id corresponds to R_hash
Id = BitString(resp.R_hash),
Amount = new LightMoney(ConvertInv.ToInt64(resp.Value), LightMoneyUnit.Satoshi),
BOLT11 = resp.Payment_request,
Status = "unpaid"
};
if (resp.Settle_date != null)
{
invoice.PaidAt = DateTimeOffset.FromUnixTimeSeconds(ConvertInv.ToInt64(resp.Settle_date));
invoice.Status = "paid";
}
else
{
var invoiceExpiry = ConvertInv.ToInt64(resp.Creation_date) + ConvertInv.ToInt64(resp.Expiry);
if (DateTimeOffset.FromUnixTimeSeconds(invoiceExpiry) > DateTimeOffset.UtcNow)
{
invoice.Status = "expired";
}
}
return(invoice);
}
private async Task ListenLoop()
{
try
{
while (!_Cts.IsCancellationRequested)
{
string line = await _Reader.ReadLineAsync().WithCancellation(_Cts.Token);
if (line != null && line.StartsWith("{\"result\":", StringComparison.OrdinalIgnoreCase))
{
var invoiceString = JObject.Parse(line)["result"].ToString();
LnrpcInvoice parsedInvoice = _Parent.Deserialize <LnrpcInvoice>(invoiceString);
await _Invoices.Writer.WriteAsync(ConvertLndInvoice(parsedInvoice), _Cts.Token);
}
}
}
catch when(_Cts.IsCancellationRequested)
{
}
public async void StartListening()
{
var urlBuilder = new StringBuilder();
urlBuilder.Append(_Parent.BaseUrl).Append("/v1/invoices/subscribe");
try
{
using (var client = _Parent.CreateHttpClient())
{
client.Timeout = TimeSpan.FromMilliseconds(Timeout.Infinite);
var request = new HttpRequestMessage(HttpMethod.Get, urlBuilder.ToString());
using (var response = await client.SendAsync(
request, HttpCompletionOption.ResponseHeadersRead, _Cts.Token))
{
using (var body = await response.Content.ReadAsStreamAsync())
using (var reader = new StreamReader(body))
{
while (!_Cts.IsCancellationRequested)
{
string line = await reader.ReadLineAsync().WithCancellation(_Cts.Token);
if (line != null && line.StartsWith("{\"result\":", StringComparison.OrdinalIgnoreCase))
{
var invoiceString = JObject.Parse(line)["result"].ToString();
LnrpcInvoice parsedInvoice = _Parent.Deserialize <LnrpcInvoice>(invoiceString);
await _Invoices.Writer.WriteAsync(ConvertLndInvoice(parsedInvoice));
}
}
}
}
}
}
catch when(_Cts.IsCancellationRequested)
{
}
finally
{
_Stopped.Set();
}
}
private async Task ListenLoop(HttpRequestMessage request)
{
try
{
_Response = await _Client.SendAsync(request, HttpCompletionOption.ResponseHeadersRead, _Cts.Token);
_Body = await _Response.Content.ReadAsStreamAsync();
_Reader = new StreamReader(_Body);
while (!_Cts.IsCancellationRequested)
{
string line = await WithCancellation(_Reader.ReadLineAsync(), _Cts.Token);
if (line != null)
{
if (line.StartsWith("{\"result\":", StringComparison.OrdinalIgnoreCase))
{
var invoiceString = JObject.Parse(line)["result"].ToString();
LnrpcInvoice parsedInvoice = _Parent.Deserialize <LnrpcInvoice>(invoiceString);
await _Invoices.Writer.WriteAsync(ConvertLndInvoice(parsedInvoice), _Cts.Token);
}
else if (line.StartsWith("{\"error\":", StringComparison.OrdinalIgnoreCase))
{
var errorString = JObject.Parse(line)["error"].ToString();
var error = _Parent.Deserialize <LndError>(errorString);
throw new LndException(error);
}
else
{
throw new LndException("Unknown result from LND: " + line);
}
}
}
}
catch when(_Cts.IsCancellationRequested)
{
}
