RelaSphere/Assets/GameAssets/Scripts/AddonNetworkManager.cs

using UnityEngine;
using Unity.Netcode;
using System.Collections.Generic;

public class AddonNetworkManager : MonoBehaviour
{
    public static AddonNetworkManager Instance;

    public List<string> connectedUsers = new List<string>();

    private void Start()
    {
        if (Instance == null)
        {
            Instance = this;
            DontDestroyOnLoad(gameObject); // Optional: Keep this manager persistent across scenes.
        }
        else
        {
            Destroy(gameObject);
        }

        NetworkManager.Singleton.OnClientConnectedCallback += OnClientConnected;
        NetworkManager.Singleton.OnClientDisconnectCallback += OnClientDisconnected;
    }

    private void OnClientConnected(ulong clientId)
    {
        //connectedUsers.Add(clientId.ToString());

        //ChatManager.Instance.UpdateDropdownList();
    }

    private void OnClientDisconnected(ulong clientId)
    {
        //connectedUsers.Remove(clientId.ToString());

        //ChatManager.Instance.UpdateDropdownList();
    }
}