using UnityEngine;

namespace FloodSWE.TileGraph
{
    public sealed class TileNode
    {
        public TileId Id;
        public float TileSizeMeters;
        public int GridRes;

        public Texture TerrainHeight;
        public Texture Porosity;

        public RenderTexture WaterA;
        public RenderTexture WaterB;
        public RenderTexture VelA;
        public RenderTexture VelB;

        public bool Active;
        public float Priority;
        public float MaxDepth;
        public float MaxSpeed;

        public TileNode Parent;
        public TileNode[] Children;

        public TileNode(TileId id, float tileSizeMeters, int gridRes)
        {
            Id = id;
            TileSizeMeters = tileSizeMeters;
            GridRes = gridRes;
        }

        public bool HasChildren
        {
            get { return Children != null && Children.Length == 4; }
        }

        public bool HasActiveChildren
        {
            get
            {
                if (!HasChildren)
                {
                    return false;
                }

                for (int i = 0; i < Children.Length; i++)
                {
                    TileNode child = Children[i];
                    if (child != null && child.Active)
                    {
                        return true;
                    }
                }

                return false;
            }
        }
    }
}