using FishNet;
using FishNet.Managing.Scened;
using FishNet.Object;
using UnityEngine;
using UnityEngine.EventSystems;

public class SceneLoader : MonoBehaviour, IPointerClickHandler
{
    [SerializeField] private string sceneName;
    [SerializeField] public bool SceneStack;

    private int _stackedSceneHandle;

    private void Start()
    {
        InstanceFinder.SceneManager.OnLoadEnd += SceneManager_OnLoadEnd;
    }

    private void OnDestroy()
    {
        if (InstanceFinder.SceneManager != null)
            InstanceFinder.SceneManager.OnLoadEnd -= SceneManager_OnLoadEnd;
    }


    private void OnTriggerEnter(Collider other)
    {
        var nob = other.GetComponent<NetworkObject>();
        if (nob != null && nob.IsOwner) LoadScene(nob);
    }

    public void OnPointerClick(PointerEventData eventData)
    {
        var nob = eventData.pointerCurrentRaycast.gameObject.GetComponent<NetworkObject>();
        if (nob != null && nob.IsOwner) LoadScene(nob);
    }

    private void SceneManager_OnLoadEnd(SceneLoadEndEventArgs data)
    {
        if (!data.QueueData.AsServer)
            return;
        if (!SceneStack)
            return;
        if (_stackedSceneHandle != 0)
            return;

        if (data.LoadedScenes.Length > 0)
            _stackedSceneHandle = data.LoadedScenes[0].handle;
    }

    private void LoadScene(NetworkObject nob)
    {
        var sceneLoadData = new SceneLoadData(SceneLookupData.CreateData(sceneName));
        sceneLoadData.ReplaceScenes = ReplaceOption.All;
        sceneLoadData.Options.AllowStacking = SceneStack;
        InstanceFinder.SceneManager.LoadConnectionScenes(nob.Owner, sceneLoadData);
    }

    public void UnloadScene()
    {
        // if (_stackedScenceHandle == 0)
        // return;

        // InstanceFinder.SceneManager.UnloadScene(_stackedScenceHandle);
        // _stackedScenceHandle = 0;
    }
}