using System;
using System.Collections;
using System.Collections.Generic;
using Quadtree;
#if UNITY_EDITOR
using UnityEditor;
#endif
using UnityEngine;

namespace BITKit.OpenWorld
{
    /// <summary>
    /// 这个应该载入后就销毁,托管给纯class
    /// </summary>
    public sealed class ColliderChunkObject : MonoBehaviour
    {
        [SerializeField] private Collider[] colliders;
        [SerializeField] private ChunkBehaviour chunkBehaviour;
        [SerializeField] private bool getCollidersOnStart;
        private void Start()
        {
            try
            {
                if (getCollidersOnStart)
                {
                    GetCollidersInChildren();
                }
                chunkBehaviour.OnLodChangedEvent += OnLodChanged;
                if(colliders is {Length:0})colliders = GetComponentsInChildren<Collider>();
            }
            catch (Exception e)
            {
                BIT4Log.Warning<ColliderChunkObject>(gameObject.name);
                BIT4Log.LogException(e);
            }
           
        }
        private void OnLodChanged(int arg1, int arg2)
        {
            var enabledCollider = arg2 is 0;
            foreach (var x in colliders)
            {
                try
                {
                    x.enabled = enabledCollider;
                }
                catch (UnassignedReferenceException)
                {
                    GetCollidersInChildren();
                    OnLodChanged(arg1, arg2);
                    return;
                }
                catch (Exception e)
                {
                    BIT4Log.Warning<ColliderChunkObject>(gameObject.name);
                    BIT4Log.LogException(e);
                }

            }
        }
        [BIT]
        private void GetCollidersInChildren()
        {
            colliders = GetComponentsInChildren<Collider>();
            #if UNITY_EDITOR
            EditorUtility.SetDirty(this);
            #endif
        }
        
    }
}