Manager / Menu

using UnityEngine;
using UnityEngine.UI;

public class Menu : MonoBehaviour
{
    int state = 0;
    public GameObject[] menuWindows; //0 = Loading Panel | 1 = Login | 2 = Ingame

    public InputField usernameInput;


    void Start() {
        SwitchState(0);
        ConnectToPhoton();
    }

    void Update(){

    }

    void OnGUI() {
        GUI.Label(new Rect(10, 10, 300, 50), PhotonNetwork.connectionStateDetailed.ToString());
    }

    void ConnectToPhoton() {
        PhotonNetwork.ConnectUsingSettings("V1");
    }

    void OnJoinedLobby() {
        PhotonNetwork.JoinRandomRoom();
    }

    void OnPhotonRandomJoinFailed() {
        PhotonNetwork.CreateRoom("The Beast");
    }

    void OnJoinedRoom() {
        SwitchState(1);
    }

    public void LoginSubmit() {
        if (usernameInput.text.Length > 4) {
            PhotonNetwork.player.NickName = usernameInput.text;
            SpawnCharacter();
        } else {
            Debug.Log("Longer Name Please!");
        }
    }

    void SpawnCharacter() {
        GameObject myChar = (GameObject)PhotonNetwork.Instantiate("Player", Vector3.zero, Quaternion.identity, 0);
        myChar.GetComponent<PlayerInput>().enabled = true;
        GameObject.Find("Tracker").GetComponent<Tracker>().target = myChar.transform;
        SwitchState(2);
    }



    void SwitchState(int nextState) {
        for (int i = 0; i <  menuWindows.Length; i++) {
            menuWindows[i].SetActive(false);
        }

        if (menuWindows[nextState] != null) {
            menuWindows[nextState].SetActive(true);
        }

    }

    public void ActivateFun() { //Start Button
        SwitchState(1);
    }


}