namespace Yw.WinFrmUI.Hydro
{
    /// <summary>
    /// 包围盒缓存辅助类
    /// </summary>
    internal class BoundingBox3CacheHelper
    {

        /// <summary>
        /// 
        /// </summary>
        public BoundingBox3CacheHelper(NetworkL3d nw, Vector3CacheHelper vc)
        {
            _nw = nw;
            _vc = vc;
            Initial();
        }

        private NetworkL3d _nw = null;
        private Vector3CacheHelper _vc = null;
        private Dictionary<string, BoundingBox3> _dict = new();

        /// <summary>
        /// 是否初始化
        /// </summary>
        public bool Initialized
        {
            get
            {
                if (_nw == null)
                {
                    return false;
                }
                if (_vc == null)
                {
                    return false;
                }
                if (_dict.Count < 1)
                {
                    return false;
                }
                return true;
            }
        }

        //初始化
        private void Initial()
        {
            if (_nw == null)
            {
                return;
            }
            if (_vc == null)
            {
                return;
            }
            _dict.Clear();
            _nw.Nodes.ForEach(x =>
            {
                var pts = _vc.GetById(x.Id);
                if (pts != null && pts.Count > 0)
                {
                    var bx = BoundingBox3Helper.CalcuPointBoundingBox(pts[0], x.Style2d.Normal.Radiu);
                    _dict.Add(x.Id, bx);
                }
            });
            _nw.Links.ForEach((Action<LinkL3d>)(x =>
            {
                var pts = _vc.GetById(x.Id);
                if (pts != null && pts.Count > 1)
                {
                    var bx = BoundingBox3Helper.CalcuLineBoundingBox(pts[0], pts[1], x.Style2d.Normal.Width);
                    _dict.Add(x.Id, bx);
                }
            }));
        }

        /// <summary>
        /// 通过 Id 获取
        /// </summary>
        public BoundingBox3 GetById(string Id)
        {
            if (!Initialized)
            {
                return default;
            }
            if (_dict.ContainsKey(Id))
            {
                return _dict[Id];
            }
            return default;
        }


    }
}