using UnityEngine;

public class ByPoints2D : MonoBehaviour
{
    public GameObject[] wayPoint; // add points in Unity
    int toPoint = 0; // start point
    public float minDist = 1.0f;
    public float speed = 10f;
    public bool rand = false;

    void FixedUpdate()
    {
        float dist = Vector3.Distance(gameObject.transform.position, wayPoint[toPoint].transform.position);

        if (dist > minDist)
        {
            Move();
        }
        else
        {
            if (rand == false)
            {
                if (toPoint + 1 == wayPoint.Length)
                {
                    toPoint = 0;
                }
                else
                {
                    toPoint++;
                }
            }
            else
            {
                toPoint = Random.Range(0, wayPoint.Length);
            }
        }
    }

    public void Move()
    {

        Vector3 dir = wayPoint[toPoint].transform.position - transform.position;
        transform.position += dir.normalized * speed * 0.02f;



        //transform.LookAt(wayPoint[toPoint].transform.position);
        //transform.Translate(Vector3.forward * speed);
        //transform.rotation = Quaternion.Euler(0, 0, 0);
    }
}