using System.Collections;

namespace AibisDream.SaveSystem
{
    /// <summary>
    /// sections["screen"]：屏幕饱和度与演出淡入淡出遮罩。
    /// 委托 <see cref="ScreenSnapshotHelper"/>；RestoreOrder=70，通常在表现类最后还原。
    /// </summary>
    public class ScreenSnapshotProvider : ISnapshotProvider
    {
        public string SaveId => SnapshotProviderIds.Screen;
        public int RestoreOrder => 70;

        public object Capture()
        {
            return ScreenSnapshotHelper.Capture();
        }

        public IEnumerator Restore(object dto)
        {
            if (dto is not ScreenSnapshotDto screen)
            {
                yield break;
            }

            ScreenSnapshotHelper.Restore(screen);
            yield break;
        }
    }
}