Common networking stuffs

Abstract/HandlerTypeManager.cs

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+using Serilog;
+
+namespace CommonSocketLibrary.Abstract
+{
+    public abstract class HandlerTypeManager<Client, Handler>
+    {
+        private readonly IDictionary<int, Type> _types;
+        public IDictionary<int, Type> HandlerTypes { get => _types; }
+        protected readonly ILogger _logger;
+
+
+        public HandlerTypeManager(ILogger logger, HandlerManager<Client, Handler> handlers)
+        {
+            _types = new Dictionary<int, Type>();
+            _logger = logger;
+
+            GenerateHandlerTypes(handlers.Handlers);
+        }
+
+
+        private void GenerateHandlerTypes(IDictionary<int, Handler> handlers)
+        {
+            foreach (var entry in handlers)
+            {
+                if (entry.Value == null)
+                {
+                    _logger.Error($"Failed to link websocket handler #{entry.Key} due to null value.");
+                    continue;
+                }
+
+                var type = entry.Value.GetType();
+                var target = FetchMessageType(type);
+                if (target == null)
+                {
+                    _logger.Error($"Failed to link websocket handler #{entry.Key} due to no match for {target}.");
+                    continue;
+                }
+                _types.Add(entry.Key, target);
+                _logger.Debug($"Linked websocket handler #{entry.Key} to type {target.AssemblyQualifiedName}.");
+            }
+        }
+
+        protected abstract Type? FetchMessageType(Type handlerType);
+    }
+}