using UnityEngine;

public class ShieldScaleUp : MonoBehaviour
{
	[Tooltip("Time it takes to fully grow the shield")]
	public float growDuration = 0.5f;

	[Tooltip("Curve to control growth speed over time")]
	public AnimationCurve scaleCurve = AnimationCurve.EaseInOut(0, 0, 1, 1);

	private float timer = 0f;
	private Vector3 targetScale;

	private void Awake()
	{
		targetScale = transform.localScale;
		transform.localScale = Vector3.zero;
	}

	private void OnEnable()
	{
		timer = 0f;
		transform.localScale = Vector3.zero;
	}

	private void Update()
	{
		if (timer < growDuration)
		{
			timer += Time.deltaTime;
			float t = Mathf.Clamp01(timer / growDuration);

			float scaleValue = scaleCurve.Evaluate(t);

			transform.localScale = targetScale * scaleValue;
		}
	}
}