using DG.Tweening;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class Robot : MonoBehaviour
{
    public float Speed = 1f;

    private Animation mAnimation;
    private Animator mAnimator;
    private string stateName;
    private bool isWalk;
    private string robotState;
    /*
     * Waving
     * Point_left 
     */
    private void Start()
    {
        mAnimator = GetComponent<Animator>();

        StateOne();
        isWalk = false;
    }

    private void Update()
    {
        if(isWalk)
        {
            transform.Translate(Vector3.forward * Time.deltaTime * Speed,Space.Self);
        }
    }

    private void OnTriggerEnter(Collider other)
    {
        if(other.tag == "RobotBox")
        {
           
           
            switch (other.name)
            {
                case "RobotOne":
                    transform.DOLocalRotate(new Vector3(0, 90, 0), 1f);
                    StartCoroutine(Timing(1.5f, "Point_left"));
                    
                    break;
                case "RobotTwo":
                    transform.DOLocalRotate(new Vector3(0, 90, 0), 1f);
                    StartCoroutine(Timing(1.5f, "Point_right"));
                    break;
                case "RobotThree":
                    transform.DOLocalRotate(new Vector3(0, 90, 0), 1f);
                    StartCoroutine(Timing(1.5f, "Point_left"));
                    break;
                case "RobotFour":
                    transform.DOLocalRotate(new Vector3(0, 90, 0), 1f);
                    StartCoroutine(Timing(1.5f, "Point_left"));
                    break;
                default:
                    break;
            }
            robotState = other.name;
        }
    }

    


    private void StateOne()
    {      
        CutState("Waving");
        StartCoroutine(Timing(1.5f, "Point_left"));
        StartCoroutine(StateTwo(4f));
    }

    IEnumerator  StateTwo(float times)
    {
        yield return new WaitForSeconds(times);

        transform.DOLocalRotate(new Vector3(0, -90, 0), 1f);
        StartCoroutine(Timing(1f, "Walk"));

        // 转身 
        // 行走， 进入下一个待定位置

    }

    /// <summary>
    ///  定时切换状态
    /// </summary>
    /// <param name="times"></param>
    /// <param name="state"></param>
    /// <returns></returns>
    IEnumerator Timing( float times, string state)
    {
        yield return new WaitForSeconds(0.1f);
        isWalk = false;
        yield return new  WaitForSeconds(times-0.1f);
        CutState(state);
    }


    /// <summary>
    ///  切换状态
    /// </summary>
    /// <param name="state"></param>
    private void CutState(string state)
    {
        if(stateName!=null)
        mAnimator.SetBool(stateName, false);

        if (state == "Walk")
            isWalk = true;

        mAnimator.SetBool(state, true);
        stateName = state;
       
    }



    public void Walk(string posName)
    {
        switch (posName)
        {
            case "Gongye":
                if (robotState != "RobotOne")
                    return;
                break;
            case "Subway":
                if (robotState != "RobotTwo")
                    return;
                break;
            case "Chemical":
                if (robotState != "RobotThree")
                    return;
                break;
            default:
                return;
               
        }

        transform.DOLocalRotate(new Vector3(0, -90, 0), 1f);
        StartCoroutine(Timing(1f, "Walk"));
    }
}