Triiget navLink

using Unity.AI.Navigation;
using UnityEngine;
using UnityEngine.AI;

public class AntTriggerLink : MonoBehaviour
{
    [SerializeField] private NavMeshAgent meshAgent;
    [SerializeField] private BehaviorAnt behaviorAnt;

    private void Reset()
    {
        meshAgent = GetComponent<NavMeshAgent>();
        behaviorAnt = GetComponent<BehaviorAnt>();
    }

    bool Trigg;

    int area = -1;
    AnteaterManager anteaterManager = null;

    private void LateUpdate()
    {
        if (meshAgent.isOnOffMeshLink)
        {
            var offMeshLinkData = meshAgent.currentOffMeshLinkData;

            if (offMeshLinkData.offMeshLink is not null)
            {
                var offMeshLink = offMeshLinkData.offMeshLink;
                anteaterManager = offMeshLink.GetComponent<AnteaterManager>();
                area = offMeshLink.area;
            }
            else
            {
                var MeshLink = meshAgent.navMeshOwner as NavMeshLink;
                if (MeshLink is not null)
                {
                    anteaterManager = MeshLink.GetComponent<AnteaterManager>();
                    area = MeshLink.area;
                }
            }
        }

        if (Trigg != meshAgent.isOnOffMeshLink)
        {
            if (!meshAgent.isOnOffMeshLink)
            {
                if (area > -1 && anteaterManager is not null)
                {
                    if (area
                        == NavMesh.GetAreaFromName("Enter"))
                    {
                        anteaterManager.Register(behaviorAnt);
                        Debug.Log("Enter");
                    }

                    if (area
                       == NavMesh.GetAreaFromName("Exit"))
                    {
                        anteaterManager.UnRegister(behaviorAnt);
                        Debug.Log("Exit");
                    }

                    area = -1;
                    anteaterManager = null;
                }
            }
            Trigg = meshAgent.isOnOffMeshLink;
        }
    }
}