using System;
using System.Collections;
using System.Collections.Generic;
using ChivaXR;
using Sirenix.OdinInspector;
using TMPro;
using UnityEngine;
using UnityEngine.UI;

/// <summary>
/// 倒计时
/// </summary>
public class AniDriver_Countdown : AnimationDriverBase
{
    [LabelText("总时长")]
    [SerializeField]
    private int m_TotalTime;

    [BoxGroup("显示时间(TMP模式与Text模式二选一即可)")]
    [LabelText("TMP模式")]
    [SerializeField]
    private TMP_Text m_ShowTimeTMP;

    [BoxGroup("显示时间(TMP模式与Text模式二选一即可)")]
    [LabelText("Text模式")]
    [SerializeField]
    private Text m_ShoeTimeText;
    
    [LabelText("持续时间")]
    [SerializeField]
    private float m_Duration;

    [LabelText("呈现显示")]
    [SerializeField]
    private string m_ShowTitle;
    
    public override void InitState()
    {
        
    }

    public override void FinishedState()
    {
        SetPanelInfo(0);
    }

    public override void StartPlay(Action finishedCallBack = null)
    {
        StartAniCoroutine(ReduceDurationOverTime(finishedCallBack));
    }
    
    IEnumerator ReduceDurationOverTime(Action finishedCallBack = null)
    {
        // 记录开始时间
        float startTime = Time.time;
        // 计算结束时间
        float endTime = startTime + m_Duration;
        // 记录初始总时长
        int initialDuration = m_TotalTime;
        
        while (Time.time < endTime)
        {
            // 计算衰减比例
            float t = (Time.time - startTime) / m_Duration;
            // 根据衰减比例更新totalDuration
            m_TotalTime = Mathf.RoundToInt(Mathf.Lerp(initialDuration, 0, t));
            // 输出当前的totalDuration
            SetPanelInfo(m_TotalTime);
            // 等待下一帧
            yield return null;
        }

        // 确保最终的totalDuration为0
        m_TotalTime = 0;
        
        finishedCallBack?.Invoke();
    }

    private void SetPanelInfo(int _currentTime)
    {
        string timeText = _currentTime != 0 ? _currentTime + "s" : m_ShowTitle;

        if (m_ShoeTimeText != null)
        {
            m_ShoeTimeText.text = timeText;
        }
        else if (m_ShowTimeTMP != null)
        {
            m_ShowTimeTMP.text = timeText;
        }
        else
        {
            m_ShoeTimeText.text = String.Empty;
            m_ShowTimeTMP.text = String.Empty;
        }
    }
}