New version of lastN

server/lib/Room.js

@@ -38,6 +38,9 @@ class Room extends EventEmitter
 
 		this._fileHistory = [];
 
+		this._lastN = [];
+
+
 		this._io = io;
 
 		this._signalingPeers = new Map();
@@ -123,6 +126,13 @@ class Room extends EventEmitter
 
 		const signalingPeer = { peerName : peerName, socket : socket };
 
+		const index = this._lastN.indexOf(peerName);
+
+		if (index === -1) // We don't have this peer, add to end
+		{
+			this._lastN.push(peerName);
+		}
+
 		this._handleSignalingPeer(signalingPeer);
 	}
 
@@ -140,6 +150,14 @@ class Room extends EventEmitter
 
 				this._currentActiveSpeaker = activePeer;
 
+				const index = this._lastN.indexOf(activePeer.name);
+
+				if (index > -1) // We have this speaker in the list, move to front
+				{
+					this._lastN.splice(index, 1);
+					this._lastN = [activePeer.name].concat(this._lastN);
+				}
+
 				const activeVideoProducer = activePeer.producers
 					.find((producer) => producer.kind === 'video');
 
@@ -269,7 +287,8 @@ class Room extends EventEmitter
 				null,
 				{
 					chatHistory : this._chatHistory,
-					fileHistory : this._fileHistory
+					fileHistory : this._fileHistory,
+					lastN       : this._lastN
 				}
 			);
 		});
@@ -325,6 +344,13 @@ class Room extends EventEmitter
 			if (mediaPeer && !mediaPeer.closed)
 				mediaPeer.close();
 
+			const index = this._lastN.indexOf(signalingPeer.peerName);
+
+			if (index > -1) // We have this peer in the list, remove
+			{
+				this._lastN.splice(index, 1);
+			}
+
 			// If this is the latest peer in the room, close the room.
 			// However wait a bit (for reconnections).
 			setTimeout(() =>