using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using System;

public class BezierMove : MonoBehaviour
{
    public float duration = 2f;
    float timer = 0f;

    Vector3 p1;
    Vector3 p2;
    Vector3 p3;

    Action onEnd;

    public void Begin(Vector3 _p1, Vector3 _p2, Vector3 _p3, Action _callBack)
    {
        p1 = _p1;
        p2 = _p2;
        p3 = _p3;
        onEnd = _callBack;

        this.SetActive(true);
        timer = 0f;
    }

    void LateUpdate()
    {
        timer += Time.deltaTime;
        var t = Mathf.Clamp01(timer / duration);
        this.transform.position = Bezier.BezierCurve(p1, p2, p3, t);

        if (timer > duration)
        {
            if (onEnd != null)
            {
                onEnd();
                onEnd = null;
            }
            this.SetActive(false);
        }
    }

}