dungeons/Assets/Scripts/UI/HandMenuUI.cs

using HurricaneVR.Framework.ControllerInput;
using HurricaneVR.Framework.Core.UI;
using Sirenix.OdinInspector;
using TMPro;
using Unity.Netcode;
using UnityEngine;
using UnityEngine.UI;
using Zenject;

public class HandMenuUI : NetworkBehaviour
{
    [Inject]
    [ReadOnly]
    private HVRInputModule uiInput;

    [Inject]
    [ReadOnly]
    private SceneManager sceneManager;

    [SerializeField]
    private GameObject anchor;

    [SerializeField]
    private Transform lookAt;

    [SerializeField]
    [ReadOnly]
    private Canvas canvas;

    [SerializeField]
    private TextMeshProUGUI titleText;

    [SerializeField]
    private TextMeshProUGUI roomCodeText;

    [SerializeField]
    private Button restartButton;

    [SerializeField]
    private Button quitButton;

    [SerializeField]
    [ReadOnly]
    private TextMeshProUGUI quitButtonText;

    [SerializeField]
    private Button closeButton;

    [SerializeField]
    private Button settingsButton;

    [SerializeField]
    private Button startButton;

    [SerializeField]
    private Button backButton;

    [SerializeField]
    [ReadOnly]
    private bool isSettingsVisible = false;

    [SerializeField]
    private GameObject mainMenu;

    [SerializeField]
    private GameObject settings;

    private float forwardOffset = 0.7f;
    private float upOffset = -0.3f;

    private void Start()
    {
        if (uiInput == null) return;

        canvas = GetComponent<Canvas>();
        uiInput?.AddCanvas(canvas);

        canvas.enabled = false;

        quitButtonText = quitButton.GetComponentInChildren<TextMeshProUGUI>();

        UpdateTextsAndButtons();

        sceneManager.SceneLoaded.AddListener(() => UpdateTextsAndButtons());
        closeButton.onClick.AddListener(() => ToggleVisibility());
        quitButton.onClick.AddListener(() => QuitClicked());
        backButton.onClick.AddListener(() => BackClicked());
        settingsButton.onClick.AddListener(() => SettingsClicked());
    }

    public override void OnNetworkSpawn()
    {
        base.OnNetworkSpawn();
        
        // Player components need to be injected manualy again, because NetworkManager doesn't inject them.
        gameObject.Inject();
    }

    private void Update()
    {
        CheckInput();
    }

    private void UpdatePosition()
    {
        var targetPosition = lookAt.position + (lookAt.forward * forwardOffset);
        transform.position = new Vector3(targetPosition.x, lookAt.position.y + upOffset, targetPosition.z);

        var lookAtPositon = new Vector3(lookAt.position.x, transform.position.y, lookAt.position.z);
        transform.rotation = Quaternion.LookRotation(transform.position - lookAtPositon);
    }

    private void CheckInput()
    {
        if (HVRInputManager.Instance.LeftController.PrimaryButtonState.JustActivated)
        {
            ToggleVisibility();
        }
    }

    private void UpdateTextsAndButtons()
    {
        titleText.text = sceneManager.LoadedScene.name;
        quitButtonText.text = sceneManager.IsInLobby ? "Quit" : "Give Up";
        backButton.gameObject.SetActive(isSettingsVisible);
        mainMenu.SetActive(!isSettingsVisible);
        settings.SetActive(isSettingsVisible);
        restartButton.gameObject.SetActive(!sceneManager.IsInLobby);
        startButton.gameObject.SetActive(!sceneManager.IsInLobby);
    }

    private void ToggleVisibility()
    {
        canvas.enabled = !canvas.enabled;

        if (canvas.enabled)
        {
            UpdatePosition();
        }
    }

    private void BackClicked()
    {
        isSettingsVisible = false;
        UpdateTextsAndButtons();
    }

    private void SettingsClicked()
    {
        isSettingsVisible = true;
        UpdateTextsAndButtons();
    }

    private void QuitClicked()
    {
        if (sceneManager.IsInLobby)
        {
            Application.Quit();
        }
        else
        {
            sceneManager.SwitchToLobbyLevel();
        }
    }
}