feat(PeerConnection): add IsIncoming to determine the peer that initiated the connection

Author: richardschneider

PeerTalk/src/PeerConnection.cs

@@ -53,6 +53,15 @@ public class PeerConnection : IDisposable
         /// </value>
         public Key LocalPeerKey { get; set; }
 
+        /// <summary>
+        ///   Determine which peer (local or remote) initiated the connection.
+        /// </summary>
+        /// <value>
+        ///   <b>true</b> if the <see cref="RemotePeer"/> initiated the connection;
+        ///   otherwise, <b>false</b>.
+        /// </value>
+        public bool IsIncoming { get; set; }
+
         /// <summary>
         ///   The duplex stream between the two peers.
         /// </summary>

PeerTalk/src/Swarm.cs

@@ -577,6 +577,7 @@ async Task<PeerConnection> DialAsync(Peer remote, MultiAddress addr, Cancellatio
             remote.ConnectedAddress = addr;
             var connection = new PeerConnection
             {
+                IsIncoming = false,
                 LocalPeer = LocalPeer,
                 // TODO: LocalAddress
                 LocalPeerKey = LocalPeerKey,
@@ -746,6 +747,7 @@ async void OnRemoteConnect(Stream stream, MultiAddress local, MultiAddress remot
 
             var connection = new PeerConnection
             {
+                IsIncoming = true,
                 LocalPeer = LocalPeer,
                 LocalAddress = local,
                 LocalPeerKey = LocalPeerKey,