Rework debugger (#79)

Reactor.Debugger/AutoJoin/AutoJoinConnectionManager.cs

@@ -0,0 +1,66 @@
+using HarmonyLib;
+using InnerNet;
+
+namespace Reactor.Debugger.AutoJoin;
+
+internal static class AutoJoinConnectionManager
+{
+    public static AutoJoinConnectionListener? Server { get; set; }
+    public static AutoJoinClientConnection? Client { get; set; }
+
+    public static void StartOrConnect()
+    {
+        if (AutoJoinConnectionListener.TryStart(out var connectionListener))
+        {
+            Info("Started an AutoJoin session");
+            Server = connectionListener;
+            Server.Stopped += () =>
+            {
+                if (Server == connectionListener)
+                {
+                    Server = null;
+                }
+            };
+        }
+        else if (AutoJoinClientConnection.TryConnect(out var client))
+        {
+            Info("Connected to an AutoJoin session");
+            Client = client;
+            client.Disconnected += () =>
+            {
+                if (Client == client)
+                {
+                    Client = null;
+
+                    Info("Disconnected from an AutoJoin session, trying to reconnect");
+                    StartOrConnect();
+                }
+            };
+        }
+        else
+        {
+            Error("Failed to start or connect to an AutoJoin session");
+        }
+    }
+
+    [HarmonyPatch(typeof(InnerNetClient), nameof(InnerNetClient.Start))]
+    public static class ConnectPatch
+    {
+        public static void Postfix(InnerNetClient __instance)
+        {
+            if (!DebuggerConfig.JoinGameOnStart.Value) return;
+
+            if (__instance.TryCast<AmongUsClient>() is { } amongUsClient)
+            {
+                if (Server != null)
+                {
+                    amongUsClient.StartCoroutine(amongUsClient.CoCreateOnlineGame());
+                }
+                else if (Client is { } client)
+                {
+                    client.SendRequestJoin();
+                }
+            }
+        }
+    }
+}