using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Playables;
using TMPro;

public class NumberScrollPlayableBehaviour : PlayableBehaviour
{
    public TMP_Text textMesh;
    public int startValue;
    public int endValue;

    private double clipDuration;

    public override void OnGraphStart(Playable playable)
    {
        clipDuration = playable.GetDuration();
    }

    public override void OnGraphStop(Playable playable)
    {
        if (textMesh != null)
        {
            textMesh.text = endValue.ToString();
        }
    }

    public override void OnBehaviourPlay(Playable playable, FrameData info)
    {
        if (textMesh != null)
        {
            textMesh.text = startValue.ToString();
        }
    }

    public override void OnBehaviourPause(Playable playable, FrameData info)
    {
        if (textMesh != null && playable.GetTime() >= clipDuration)
        {
            textMesh.text = endValue.ToString();
        }
    }

    public override void ProcessFrame(Playable playable, FrameData info, object playerData)
    {
        if (textMesh == null)
        {
            return;
        }

        double normalizedTime = playable.GetTime() / clipDuration;
        float currentValue = Mathf.Lerp(startValue, endValue, (float)normalizedTime);
        textMesh.text = Mathf.FloorToInt(currentValue).ToString();

        // Ensure the text is set to the end value if the normalized time is 1.0 or more
        if (normalizedTime >= 1.0)
        {
            textMesh.text = endValue.ToString();
        }
    }
}