using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using System;
using Cysharp.Threading.Tasks;

public class DamageContent : MonoBehaviour, IBattleFloatingUI
{
    public GameObject line;
    public RectTransform parent;

    public Vector2 beginPos = Vector2.zero;
    public Vector2 endPos = new Vector2(0, 150);

    protected List<DamageLine> damageLineList = new List<DamageLine>();
    private BattleDmgInfo battleDmgInfo;
    private BattleFloatingUIController controller;

    //  飘血优化：初始放大200%，透明度50%，7~8帧内缩放回100%，透明度回到100%，再往上飘14~16帧【30帧/秒】，暴击初始放大300%，缩回150%
    //	战斗帧BattleConst.skillMotionFps 1秒=30帧

    void Awake()
    {
        line.SetActive(false);
    }

    private void InitController()
    {
        if (controller != null) return;

        RectTransform rectTransform = GetComponent<RectTransform>();
        controller = new BattleFloatingUIController(rectTransform, gameObject, ApplyColor);
        
        // 使用当前设置的 beginPos 和 endPos
        controller.beginPos = beginPos;
        controller.endPos = endPos;
        // controller.scaleChangeTime = scaleChangeTime;
        // controller.totalShowTime = totalShowTime;
        // controller.normalBeginScale = normalBeginScale;
        // controller.normalEndScale = normalEndScale;
        // controller.critBeginScale = critBeginScale;
        // controller.critEndScale = critEndScale;
        // controller.beginColor = beginColor;
        // controller.endColor = endColor;
    }

    public void SetRatio(float speed, float scale)
    {
        InitController();
        controller.SetRatio(speed, scale);
    }

    public async void SetDamage(BattleDmgInfo _damageInfo, Action _onComplete)
    {
        battleDmgInfo = _damageInfo;

        var damages = battleDmgInfo.battleDamageList;

        for (int i = damages.Count; i < damageLineList.Count; i++)
        {
            damageLineList[i].SetActive(false);
        }

        // 使用控制器的Play方法
        bool isCrit = battleDmgInfo.IsCrit();
        Play(isCrit, _onComplete);

        for (int i = 0; i < damages.Count; i++)
        {
            if (i >= damageLineList.Count)
            {
                GameObject newLine = GameObject.Instantiate(line, parent);
                damageLineList.Add(newLine.GetComponent<DamageLine>());
            }
            damageLineList[i].SetActive(true);
            damageLineList[i].SetDamage(damages[i]);
            await UniTask.Delay(100);
        }
    }

    public void Play(bool isCrit, Action onComplete = null)
    {
        InitController();
        // 每次Play前更新controller的位置设置
        controller.beginPos = beginPos;
        controller.endPos = endPos;
        controller.Play(isCrit, onComplete);
    }

    public void Run()
    {
        if (controller == null) return;
        controller.Run();
    }

    public void Stop()
    {
        if (controller == null) return;
        controller.Stop();
    }

    public void Resume()
    {
        if (controller == null) return;
        controller.Resume();
    }

    private void ApplyColor(Color color)
    {
        for (int i = 0; i < damageLineList.Count; i++)
        {
            if (damageLineList[i].gameObject.activeSelf)
            {
                damageLineList[i].SetColor(color);
            }
        }
    }
}