using UnityEngine;

public class SeaCreatureWaypoint : MonoBehaviour
{
    [Header("Waypoint Settings")]
    public Transform[] waypoints;

    [Header("Movement Settings")]
    public float moveSpeed = 2f;
    public float rotationSpeed = 5f;
    public float arriveDistance = 0.2f;

    private int currentWaypoint = 0;

    void Update()
    {
        if (waypoints == null || waypoints.Length == 0)
            return;

        Transform target = waypoints[currentWaypoint];

        // À̵¿
        transform.position = Vector3.MoveTowards(
            transform.position,
            target.position,
            moveSpeed * Time.deltaTime);

        // ¹Ù¶óº¸´Â ¹æÇâ
        Vector3 direction = target.position - transform.position;

        if (direction != Vector3.zero)
        {
            Quaternion targetRotation = Quaternion.LookRotation(direction);
            transform.rotation = Quaternion.Slerp(
                transform.rotation,
                targetRotation,
                rotationSpeed * Time.deltaTime);
        }

        // µµÂøÇÏ¸é ´ÙÀ½ ¿þÀÌÆ÷ÀÎÆ®
        if (Vector3.Distance(transform.position, target.position) < arriveDistance)
        {
            currentWaypoint++;

            if (currentWaypoint >= waypoints.Length)
            {
                currentWaypoint = 0;
            }
        }
    }
}