namespace XmobiTea.UIEffect.Effect.Show
{
    using UnityEngine;
    using DG.Tweening;

    public class FadeShowCanvasGroupEffect : BaseEffect
    {
        [SerializeField]
        private CanvasGroup _canvasGroup;

        private float _beginAlpha;

        protected override Tween OnShowEffect()
        {
            _canvasGroup.alpha = 0;
            return _canvasGroup.DOFade(_beginAlpha, _time).SetDelay(_delay);
        }

        protected override Tween OnHideEffect()
        {
            return _canvasGroup.DOFade(0.5f, _time / 2);
        }

        private void OnValidate()
        {
            _canvasGroup = GetComponent<CanvasGroup>();
            _beginAlpha = _canvasGroup.alpha;
        }
    }
}