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

public class SkillTips : MonoBehaviour
{
    public const float tweenDuration = 0.5f;

    public const float delayDuration = 0.6f;

    public const float beginingX = 400f;

    [SerializeField]public Image imgIcon;

    [SerializeField]public Image imgSkillName;

    [SerializeField] public Image imageBg;

    private Tween tween1;
    private Tween tween2;
    private Tween tween3;

    public void PlayMotion(BattleField battleField, bool isRed, TeamHero teamHero, SkillConfig skillConfig)
    {
        if (teamHero == null || skillConfig == null)
        {
            return;
        }

        if (skillConfig.FuncType != 2)
            return;

        KillAllTweens();

        imgIcon.sprite = UILoader.LoadSprite("HeroHead", teamHero.skinConfig.SquareIcon);
        imgSkillName.sprite = UILoader.LoadSprite("SkillNameIcon", skillConfig.SkillTipsName);
        imgSkillName.SetNativeSize();
        // 保证开始时所有图片为可见（alpha=1）
        if (imageBg != null) { var c = imageBg.color; c.a = 1f; imageBg.color = c; }
        if (imgIcon != null) { var c = imgIcon.color; c.a = 1f; imgIcon.color = c; }
        if (imgSkillName != null) { var c = imgSkillName.color; c.a = 1f; imgSkillName.color = c; }

        gameObject.SetActive(true);
        float posY = transform.localPosition.y;
        transform.localPosition = isRed ? new Vector3(-beginingX, posY, 0f) : new Vector3(beginingX, posY, 0f);
        tween1 = transform.DOLocalMoveX(0, tweenDuration / battleField.speedRatio, false).SetEase(Ease.Linear).OnComplete(() =>
        {
            tween1 = null;
            tween3 = DOVirtual.DelayedCall(delayDuration / battleField.speedRatio, () =>
            {
                tween3 = null;

                // tween2 改为做减淡（对 imageBg、imgIcon、imgSkillName 同步淡出）
                float fadeDuration = tweenDuration / battleField.speedRatio;
                Sequence seq = DOTween.Sequence();
                if (imageBg != null)
                    seq.Join(imageBg.DOFade(0f, fadeDuration).SetEase(Ease.InQuad));
                if (imgIcon != null)
                    seq.Join(imgIcon.DOFade(0f, fadeDuration).SetEase(Ease.InQuad));
                if (imgSkillName != null)
                    seq.Join(imgSkillName.DOFade(0f, fadeDuration).SetEase(Ease.InQuad));

                seq.OnComplete(() =>
                {
                    tween2 = null;
                    // 恢复图片 alpha，保证下次显示时可见
                    if (imageBg != null) { var cc = imageBg.color; cc.a = 1f; imageBg.color = cc; }
                    if (imgIcon != null) { var cc = imgIcon.color; cc.a = 1f; imgIcon.color = cc; }
                    if (imgSkillName != null) { var cc = imgSkillName.color; cc.a = 1f; imgSkillName.color = cc; }

                    transform.localPosition = isRed ? new Vector3(-beginingX, posY, 0f) : new Vector3(beginingX, posY, 0f);
                    gameObject.SetActive(false);
                });

                tween2 = seq;
                battleField.battleTweenMgr.OnPlayTween(tween2);
            });
            battleField.battleTweenMgr.OnPlayTween(tween3);
        });
        battleField.battleTweenMgr.OnPlayTween(tween1);
    }
    
    public void KillAllTweens()
    {
        if (tween1 != null)
        {
            tween1.Kill();
            tween1 = null;
        }
        if (tween2 != null)
        {
            tween2.Kill();
            tween2 = null;
        }
        if (tween3 != null)
        {
            tween3.Kill();
            tween3 = null;
        }

        // 被强制停止时也需要恢复 alpha
        if (imageBg != null) { var cc = imageBg.color; cc.a = 1f; imageBg.color = cc; }
        if (imgIcon != null) { var cc = imgIcon.color; cc.a = 1f; imgIcon.color = cc; }
        if (imgSkillName != null) { var cc = imgSkillName.color; cc.a = 1f; imgSkillName.color = cc; }
    }

}