rabidus-test/Assets/Scripts/SplineTrigger.cs

using Dreamteck.Splines;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Events;

public class SplineTrigger : MonoBehaviour
{
    [SerializeField]
    private LayerMask _layerMask;
    [SerializeField]
    private bool _triggerOnce = true;

    private bool _triggered = false;

    public UnityEvent<Collider> OnTriggerEvent;
    public UnityEvent<Collider> OnTriggerStayEvent;

    private void OnTriggerEnter(Collider other)
    {
        if (_triggerOnce && _triggered)
            return;

        if ((_layerMask.value & (1 << other.transform.gameObject.layer)) > 0)
        {
            if (_triggerOnce)
                _triggered = true;

            OnTriggerEvent?.Invoke(other);
        }
    }

    private void OnTriggerStay(Collider other)
    {
        if (_triggerOnce && _triggered)
            return;

        if ((_layerMask.value & (1 << other.transform.gameObject.layer)) > 0)
        {
            if (_triggerOnce)
                _triggered = true;

            OnTriggerStayEvent?.Invoke(other);
        }
    }
}