using DG.Tweening;
using System.Collections;
using System.Collections.Generic;
using System.Threading.Tasks;
using UnityEngine;
using UnityEngine.UI;

public class snailRider : MonoBehaviour
{
    public Image palye;
    public GameObject obj;
    public List<Sprite> LightSprite;
    public GameObject startingPoint;
    public GameObject end;
    public bool is_victory = false;//这只蜗牛是否在本回合比赛胜利
    public bool is_die = false;//这个蜗牛死了没
    float offset = 0;
    // Start is called before the first frame update
    async void Start()
    {
        startMove();

        while (true)
        {
            if (LightSprite == null) return;
            foreach (Sprite sprite in LightSprite)
            {
                if (palye != null)
                {
                    palye.sprite = sprite;
                    await Task.Delay(50);
                }
            }
        }
    }
    private void OnDestroy()
    {
        LightSprite = null;
    }
    void startMove()
    {
        palye.enabled = !is_die;
        if (!is_die)
        {
            float suiji = 0;
            if (is_victory)
            {
                suiji =  UnityEngine.Random.Range(-1f,0f);
            }
            else
            {
                suiji = UnityEngine.Random.Range(1f, 5f);
            }
            Sequence mySequence = DOTween.Sequence();
            mySequence.Append(transform.DOMove(startingPoint.transform.position, 0.01f))
                .Append(transform.DOMove(end.transform.position, 5f + suiji))
                ;
        }
        
        //+UnityEngine.Random.Range(-2f, 5.0f)
    }
    private void Update()
    {
        offset = Mathf.Lerp(offset, 0, 1f * Time.deltaTime);
        obj.transform.localPosition = Vector3.Lerp(obj.transform.localPosition, new Vector3(offset, 0, 0), 1f * Time.deltaTime);
    }
    async void OnTriggerEnter2D(Collider2D other)
    {
        Destroy(other.gameObject);
        if (other.gameObject.GetComponent< snailRiderItem >().mode == snailRiderItem.Mode.accelerate)
        {
            offset = 500;
        }
        else
        {
            offset = -500;
        }
    }
}