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


public class BattleHeroInfoBar : MonoBehaviour
{
    protected BattleObject battleObject;

    public Slider sliderHp;

    public Slider sliderXp; //怒气

    protected float timer = 0f;

    public float PopUpInterval = 0.2f;


    // public List<BattleBuffCell> buffCells = new List<BattleBuffCell>();

    protected List<string> messages = new List<string>();

    public BasicHeroInfoContainer heroInfoContainer;
 
    public BattleTips textTips;

    protected Tween hpTween;

    protected Tween xpTween;

    protected List<BattleTips> tipsList = new List<BattleTips>();

    protected List<HB428_tagSCBuffRefresh> buffList = new List<HB428_tagSCBuffRefresh>();

    public ScrollerController scroller;

    public void SetBattleObject(BattleObject _battleObject)
    {
        battleObject = _battleObject;
        heroInfoContainer.SetHeroInfo(battleObject.teamHero);
        RefreshBuff(buffList);
        UpdateHP(battleObject.teamHero.curHp, battleObject.teamHero.curHp, battleObject.teamHero.maxHp, false);
        UpdateXP(battleObject.teamHero.rage, battleObject.teamHero.rage, 100, false);
    }

    public void RefreshBuff(List<HB428_tagSCBuffRefresh> datas)
    {
        buffList = datas;
        //  更新buff图标 or 创建新的buff图标
        scroller.Refresh();
        for (int i = 0; i < buffList.Count; i++)
        {
            if (i % 5 == 0)
            {
                scroller.AddCell(ScrollerDataType.Header, i);
            }
        }
        scroller.Restart();
    }

    protected void OnEnable()
    {
        scroller.OnRefreshCell += OnRefreshCell;        
    }

    protected void OnDisable()
    {
        scroller.OnRefreshCell -= OnRefreshCell;     
        //  TODO YYL 考虑池化
        messages.Clear();
        for (int i = 0; i < tipsList.Count; i++)
        {
            var tip = tipsList[i];
            tip.OnFinish = null;
            GameObject.DestroyImmediate(tip.gameObject);
        }
        tipsList.Clear();
    }

    protected void OnRefreshCell(ScrollerDataType type, CellView cell)
    {
        var _cell = cell as BattleBuffLineCell;
        _cell.Display(buffList, cell.index);
    }

    public void ShowTips(string message)
    {
        messages.Add(message);
    }

    public void SetActive(bool active)
    {
        gameObject.SetActive(active);
    }

    public void PopUpTipsDirectly(string message)
    {
        GameObject prefab = textTips.gameObject;

        GameObject go = GameObject.Instantiate(prefab, transform);

        BattleTips tips = go.GetComponent<BattleTips>();

        tips.SetText(message);

        tips.OnFinish = () =>
        {
            //  TODO YYL 考虑池化
            tipsList.Remove(tips);
            GameObject.DestroyImmediate(tips.gameObject);
        };

        tipsList.Add(tips);
    }


    public void UpdateHP(long fromHp, long toHp, long maxHp,  bool tween = true)
    {
        //  做hp增加或者减少的动画
        // sliderHp.value = ((float)fromHp) / ((float)maxHp);
        if (hpTween != null)
        {
            battleObject.battleField.battleTweenMgr.OnKillTween(hpTween);
        }

        if (tween)
        {
            hpTween = sliderHp.DOValue((float)toHp / (float)maxHp, 0.3f);
            battleObject.battleField.battleTweenMgr.OnPlayTween(hpTween);
        }
        else
        {
            sliderHp.value = ((float)toHp) / ((float)maxHp);
        }

        BattleDebug.LogError("update hp from " + fromHp + " to " + toHp + " maxHp " + maxHp);
    }

    public void UpdateXP(long fromXp, long toXp, long maxXp, bool tween = true)
    {
        //  做Xp增加或者减少的动画
        // sliderXp.value = ((float)fromXp) / ((float)maxXp);
        if (xpTween != null)
        {
            battleObject.battleField.battleTweenMgr.OnKillTween(xpTween);
        }

        if (tween)
        {
            xpTween = sliderXp.DOValue((float)toXp / (float)maxXp, 0.2f);
            battleObject.battleField.battleTweenMgr.OnPlayTween(xpTween);
        }
        else
        {
            sliderXp.value = ((float)toXp) / ((float)maxXp);
        }

        BattleDebug.LogError("update xp from " + fromXp + " to " + toXp + " maxXp " + maxXp);
    }

    public void Run()
    {
        // 倒序遍历 删除.run里删除元素不受影响
        for (int i = tipsList.Count - 1; i >= 0; i--)
        {
            tipsList[i].Run();
        }

        timer += Time.deltaTime;

        if (messages.Count > 0 && timer >= PopUpInterval)
        {
            // 播放飘字
            string message = messages[0];
            messages.RemoveAt(0);

            PopUpTipsDirectly(message);

            timer = 0f;
        }
    }
}