implement client server connection tracking persistence

Application/Misc/EventPublisher.cs

@@ -0,0 +1,44 @@
+using System;
+using Microsoft.Extensions.Logging;
+using SharedLibraryCore;
+using SharedLibraryCore.Interfaces;
+using ILogger = Microsoft.Extensions.Logging.ILogger;
+
+namespace IW4MAdmin.Application.Misc
+{
+    public class EventPublisher : IEventPublisher
+    {
+        public event EventHandler<GameEvent> OnClientDisconnect;
+        public event EventHandler<GameEvent> OnClientConnect;
+
+        private readonly ILogger _logger;
+
+        public EventPublisher(ILogger<EventPublisher> logger)
+        {
+            _logger = logger;
+        }
+
+        public void Publish(GameEvent gameEvent)
+        {
+            _logger.LogDebug("Handling publishing event of type {EventType}", gameEvent.Type);
+
+            try
+            {
+                if (gameEvent.Type == GameEvent.EventType.Connect)
+                {
+                    OnClientConnect?.Invoke(this, gameEvent);
+                }
+
+                if (gameEvent.Type == GameEvent.EventType.Disconnect)
+                {
+                    OnClientDisconnect?.Invoke(this, gameEvent);
+                }
+            }
+
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Could not publish event of type {EventType}", gameEvent.Type);
+            }
+        }
+    }
+}