using System.Drawing;
using System.Numerics;

namespace Dashboard
{
    public readonly record struct Box3d(Vector3 Min, Vector3 Max)
    {
        public float Left => Min.X;
        public float Right => Max.X;
        public float Top => Min.Y;
        public float Bottom => Max.Y;
        public float Far => Min.Z;
        public float Near => Max.Z;

        public Vector3 Size => Max - Min;
        public Vector3 Center => Min + Size * 0.5f;

        public static Box3d Union(Box3d left, Box3d right)
        {
            Vector3 min = Vector3.Min(left.Min, right.Min);
            Vector3 max = Vector3.Max(left.Max, right.Max);
            return new Box3d(min, max);
        }

        public static Box3d Union(Box3d box, Box2d bounds, float depth)
        {
            Vector3 min = Vector3.Min(box.Min, new Vector3(bounds.Left, bounds.Top, depth));
            Vector3 max = Vector3.Max(box.Max, new Vector3(bounds.Right, bounds.Bottom, depth));
            return new Box3d(min, max);
        }

        public static Box3d Intersect(Box3d left, Box3d right)
        {
            Vector3 min = Vector3.Max(left.Min, right.Min);
            Vector3 max = Vector3.Min(left.Max, right.Max);
            return new Box3d(min, max);
        }

        public static Box3d Intersect(Box3d box, Box2d bounds, float depth)
        {
            Vector3 min = Vector3.Max(box.Min, new Vector3(bounds.Min, depth));
            Vector3 max = Vector3.Min(box.Max, new Vector3(bounds.Max, depth));
            return new Box3d(min, max);
        }
    }
}