basic matchmaking logic

Lobby.cs

using UnityEngine;
using SWNetwork;
using UnityEngine.SceneManagement;

public class Lobby : MonoBehaviour
{
    void Start()
    {
        NetworkClient.Lobby.OnRoomReadyEvent += Lobby_OnRoomReadyEvent;
        NetworkClient.Lobby.OnFailedToStartRoomEvent += Lobby_OnFailedToStartRoomEvent;
        NetworkClient.Lobby.OnLobbyConncetedEvent += Lobby_OnLobbyConncetedEvent;
    }

    void onDestroy()
    {
        NetworkClient.Lobby.OnRoomReadyEvent -= Lobby_OnRoomReadyEvent;
        NetworkClient.Lobby.OnFailedToStartRoomEvent -= Lobby_OnFailedToStartRoomEvent;
        NetworkClient.Lobby.OnLobbyConncetedEvent -= Lobby_OnLobbyConncetedEvent;
    }

    public void Play()
    {
        NetworkClient.Lobby.JoinOrCreateRoom(true, 2, HandleJoinOrCreatedRoom);
    }

    void RegisterPlayer()
    {
        NetworkClient.Lobby.Register((successful, reply, error) =>
        {
            if (successful)
            {
                Debug.Log("Registered " + reply);
                if (reply.started)
                {
                    ConnectToRoom();
                }
            }
            else
            {
                Debug.Log("Failed to register " + error);
            }
        });
    }

    void StartRoom()
    {
        NetworkClient.Lobby.StartRoom((okay, error) =>
        {
            if (okay)
            {
                Debug.Log("Started room");
            }
            else
            {
                Debug.Log("Failed to start room " + error);
            }
        });
    }

    void ConnectToRoom()
    {
        NetworkClient.Instance.ConnectToRoom(HandleConnectedToRoom);
    }

    void HandleConnectedToRoom(bool connected)
    {
        if (connected)
        {
            Debug.Log("Connected to room");
            SceneManager.LoadScene("game");
        }
        else
        {
            Debug.Log("Failed to connect to room");
        }
    }

    void HandleJoinOrCreatedRoom(bool successful, SWJoinRoomReply reply, SWLobbyError error)
    {
        if (successful)
        {
            Debug.Log("Joined or created room " + reply);

            if (reply.started)
            {
                ConnectToRoom();
            }
            else if (NetworkClient.Lobby.IsOwner)
            {
                StartRoom();
            }
        }
        else
        {
            Debug.Log("Failed to join or create room " + error);
        }
    }

    // Lobby events handlers
    void Lobby_OnRoomReadyEvent(SWRoomReadyEventData eventData)
    {
        Debug.Log("Room is ready: roomId= " + eventData.roomId);
        ConnectToRoom();
    }

    void Lobby_OnFailedToStartRoomEvent(SWFailedToStartRoomEventData eventData)
    {
        Debug.Log("Failed to start room: " + eventData);
    }

    void Lobby_OnLobbyConncetedEvent()
    {
        Debug.Log("Lobby connected");
        RegisterPlayer();
    }

}