using System;
using System.Collections;
using SUISS.Core;
using UnityEngine;

public class CinematicEffect : SingletonMonobehaviour<CinematicEffect>
{
	protected override void Awake()
	{
		base.Awake();
		this.HideInstant();
	}

	public Coroutine ShowAnimated()
	{
		this.StopCurrentRoutine();
		return base.StartCoroutine(this._fadeRoutine = this.ShowRoutine());
	}

	public Coroutine HideAnimated()
	{
		this.StopCurrentRoutine();
		return base.StartCoroutine(this._fadeRoutine = this.HideRoutine());
	}

	public void ShowInstant()
	{
		this.StopCurrentRoutine();
		this._camera.enabled = true;
		this._canvasGroup.alpha = 1f;
	}

	public void HideInstant()
	{
		this.StopCurrentRoutine();
		this._camera.enabled = false;
		this._canvasGroup.alpha = 0f;
	}

	private IEnumerator ShowRoutine()
	{
		this._camera.enabled = true;
		this._canvasGroup.alpha = 0f;
		float time = 0f;
		while (time < this._fadeDurationInSeconds)
		{
			time += Time.deltaTime;
			this._canvasGroup.alpha = this._fadeCurve.Evaluate(time / this._fadeDurationInSeconds);
			yield return null;
		}
		yield break;
	}

	private IEnumerator HideRoutine()
	{
		this._canvasGroup.alpha = 1f;
		float time = this._fadeDurationInSeconds;
		while (time > 0f)
		{
			time -= Time.deltaTime;
			this._canvasGroup.alpha = this._fadeCurve.Evaluate(time / this._fadeDurationInSeconds);
			yield return null;
		}
		this._camera.enabled = false;
		yield break;
	}

	private void StopCurrentRoutine()
	{
		if (this._fadeRoutine != null)
		{
			base.StopCoroutine(this._fadeRoutine);
		}
	}

	[SerializeField]
	private Camera _camera;

	[SerializeField]
	private CanvasGroup _canvasGroup;

	[SerializeField]
	private AnimationCurve _fadeCurve = AnimationCurve.EaseInOut(0f, 0f, 1f, 1f);

	[SerializeField]
	private float _fadeDurationInSeconds = 0.7f;

	private IEnumerator _fadeRoutine;
}