Added proper slave mode - additional clients after the first connection. Fixed a few issues. Updated to version 4.8.2.

Hermes/Socket/Handlers/LoggingHandler.cs

@@ -0,0 +1,45 @@
+using CommonSocketLibrary.Abstract;
+using CommonSocketLibrary.Common;
+using HermesSocketLibrary.Socket.Data;
+using Serilog;
+
+namespace TwitchChatTTS.Hermes.Socket.Handlers
+{
+    public class LoggingHandler : IWebSocketHandler
+    {
+        private readonly ILogger _logger;
+        public int OperationCode { get; } = 5;
+
+        public LoggingHandler(ILogger logger)
+        {
+            _logger = logger;
+        }
+
+        public Task Execute<Data>(SocketClient<WebSocketMessage> sender, Data data)
+        {
+            if (data is not LoggingMessage message || message == null)
+                return Task.CompletedTask;
+            
+            Action<Exception?, string> logging;
+            if (message.Level == HermesLoggingLevel.Trace)
+                logging = _logger.Verbose;
+            else if (message.Level == HermesLoggingLevel.Debug)
+                logging = _logger.Debug;
+            else if (message.Level == HermesLoggingLevel.Info)
+                logging = _logger.Information;
+            else if (message.Level == HermesLoggingLevel.Warn)
+                logging = _logger.Warning;
+            else if (message.Level == HermesLoggingLevel.Error)
+                logging = _logger.Error;
+            else if (message.Level == HermesLoggingLevel.Critical)
+                logging = _logger.Fatal;
+            else {
+                _logger.Warning("Failed to receive a logging level from client.");
+                return Task.CompletedTask;
+            }
+            
+            logging.Invoke(message.Exception, message.Message);
+            return Task.CompletedTask;
+        }
+    }
+}

Hermes/Socket/Handlers/LoginAckHandler.cs

@@ -43,6 +43,9 @@ namespace TwitchChatTTS.Hermes.Socket.Handlers
                 return;
             }
 
+            _user.Slave = message.Slave;
+            _logger.Information(_user.Slave ? "This client is not responsible for reacting to chat messages." : "This client is responsible for reacting to chat messages.");
+
             _user.HermesUserId = message.UserId;
             _user.HermesUsername = message.UserName;
             _user.TwitchUsername = message.UserName;

Hermes/Socket/Handlers/SlaveHandler.cs

@@ -0,0 +1,30 @@
+using CommonSocketLibrary.Abstract;
+using CommonSocketLibrary.Common;
+using HermesSocketLibrary.Socket.Data;
+using Serilog;
+
+namespace TwitchChatTTS.Hermes.Socket.Handlers
+{
+    public class SlaveHandler : IWebSocketHandler
+    {
+        private readonly User _user;
+        private readonly ILogger _logger;
+        public int OperationCode { get; } = 9;
+
+        public SlaveHandler(User user, ILogger logger)
+        {
+            _user = user;
+            _logger = logger;
+        }
+
+        public Task Execute<Data>(SocketClient<WebSocketMessage> sender, Data data)
+        {
+            if (data is not SlaveMessage message || message == null)
+                return Task.CompletedTask;
+
+            _user.Slave = message.Slave;
+            _logger.Information(_user.Slave ? "Total chat message ownership was revoked." : "This client is now responsible for reacting to chat messages. Potential chat messages were missed while changing ownership.");
+            return Task.CompletedTask;
+        }
+    }
+}