using UnityEngine;
using System.Collections;
using UnityEngine.UI;

public class FadeScript : MonoBehaviour
{
    public CanvasGroup fadeBox;
    public float fadeDuration = 1f;
    public dayIntro dayIntro;
    public ReactivateColliders reactivateColliders;


    private void Start()
    {
        
    }

    public void FadeIn(bool endDay = false)
    {
        StartCoroutine(Fade(0f, 1f, endDay)); 
    }

    public void FadeOut()
    {
        StartCoroutine(Fade(1f, 0f)); 
    }

    private IEnumerator Fade(float startAlpha, float endAlpha, bool endDay = false)
    {
        float elapsedTime = 0f;

        while (elapsedTime < fadeDuration)
        {
            elapsedTime += Time.deltaTime;
            float alpha = Mathf.Lerp(startAlpha, endAlpha, elapsedTime / fadeDuration);
            fadeBox.alpha = alpha;
            yield return null;
        }

        fadeBox.alpha = endAlpha;

        if (endDay)
        {
            dayIntro.DisplayDayCount();
            reactivateColliders.Reactivate();
        }
    }
}