add nwc and bump nostr

Plugins/BTCPayServer.Plugins.NIP05/NostrWalletConnectLightningConnectionStringHandler.cs

@@ -0,0 +1,67 @@
+#nullable enable
+using System;
+using System.Linq;
+using System.Threading;
+using BTCPayServer.Lightning;
+using NBitcoin;
+using NNostr.Client.Protocols;
+
+namespace BTCPayServer.Plugins.NIP05;
+
+public class NostrWalletConnectLightningConnectionStringHandler : ILightningConnectionStringHandler
+{
+    
+    public ILightningClient? Create(string connectionString, Network network, out string? error)
+    {
+        
+        
+        if (!connectionString.StartsWith(NIP47.UriScheme, StringComparison.OrdinalIgnoreCase) && !connectionString.StartsWith("type=nwc;key="))
+        {
+            error = null;
+            return null;
+        }
+
+        connectionString = connectionString.Replace("type=nwc;key=", "");
+        try
+        {
+            Uri.TryCreate(connectionString, UriKind.Absolute, out var uri);
+            var connectParams = NIP47.ParseUri(uri); var cts = new CancellationTokenSource();
+            cts.CancelAfter(TimeSpan.FromSeconds(10));
+            var (client, disposable) = NostrClientPool.GetClientAndConnect(connectionString, cts.Token).ConfigureAwait(false).GetAwaiter().GetResult();
+            using (disposable)
+            {
+                var commands = client.FetchNIP47AvailableCommands(connectParams.Item1, cancellationToken: cts.Token)
+                    .ConfigureAwait(false).GetAwaiter().GetResult();
+                var requiredCommands = new[] {"get_info", "make_invoice", "lookup_invoice", "list_transactions"};
+                if (commands?.Commands is null || requiredCommands.Any(c => !commands.Value.Commands.Contains(c)))
+                {
+                    error =
+                        "No commands available or not all required commands are available (get_info, make_invoice, lookup_invoice, list_transactions)";
+                    return null;
+                }
+
+                var response = client
+                    .SendNIP47Request<NIP47.GetInfoResponse>(connectParams.pubkey, connectParams.secret,
+                        new NIP47.GetInfoRequest(), cancellationToken: cts.Token).ConfigureAwait(false).GetAwaiter()
+                    .GetResult();
+
+                var walletNetwork = response.Network;
+                if (!network.ChainName.ToString().Equals(walletNetwork,
+                        StringComparison.InvariantCultureIgnoreCase))
+                {
+                    error =
+                        $"The network of the wallet ({walletNetwork}) does not match the network of the server ({network.ChainName})";
+                    return null;
+                }
+
+                error = null;
+                return new NostrWalletConnectLightningClient(uri, network, commands.Value);
+            }
+        }
+        catch (Exception e)
+        {
+            error = "Invalid nostr wallet connect uri";
+            return null;
+        }
+    }
+}