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

public class IrobotMove : MonoBehaviour
{
    private Transform NRCameraRig;

    public Transform Targrt;
    private List<Vector3> m_Points;
    public List<Vector3> Points
    {
        get { return m_Points; }
        set { m_Points = value; }
    }
    public float Speed = 1f;

    private Vector3 m_TargetPos;
    private int m_TargetIndex;
    private bool m_IsWalk;
    private Animator m_Animator;

    private void Start()
    {
        if (GameObject.Find("NRCameraRig") != null)
            NRCameraRig = GameObject.Find("NRCameraRig").GetComponent<Transform>();

        m_IsWalk = false;
        m_Animator = GetComponent<Animator>();
        if (Points.Count > 0)
        {
            transform.localPosition = Points[0];

            transform.LookAt(NRCameraRig.position);
            //transform.LookAt(API_GSXR_Slam.GSXR_Get_Head().position);

            transform.localEulerAngles = new Vector3(0, transform.localEulerAngles.y, 0);

            m_TargetPos = Points[1];
            Targrt.localPosition = m_TargetPos;
            m_TargetIndex = 1;

            StartCoroutine(PlayAni());
        }
    }

    private void LateUpdate()
    {
        if (m_IsWalk)
        {
            transform.Translate(Vector3.forward * Time.deltaTime * Speed, Space.Self);

            if (Vector3.Distance(transform.localPosition, Targrt.localPosition) < 0.01f)
            {
                m_TargetIndex++;
                if (m_TargetIndex < Points.Count)
                {
                    m_TargetPos = Points[m_TargetIndex];
                    Targrt.localPosition = m_TargetPos;
                    transform.LookAt(Targrt.position);
                }
                else
                {
                    gameObject.SetActive(false);
                }
            }
        }
    }

    IEnumerator PlayAni()
    {
        m_Animator.SetBool("Waving", true);
        yield return new WaitForSeconds(2f);
        m_Animator.SetBool("Waving_BackAway", true);
        yield return new WaitForSeconds(2f);
        m_Animator.SetBool("Backaway_Walk", true);
        transform.LookAt(Targrt.position);
        m_IsWalk = true;
        yield return new WaitForSeconds(10f);
        gameObject.SetActive(false);
    }

}