AdventOfCode23/Day24/HailStorm.cs

namespace Day24;

public class HailStorm
{
    private readonly IList<Line> _hail;

    public HailStorm(IList<Line> hail)
    {
        _hail = hail;
    }

    public long Count(double min, double max)
    {
        var count = 0L;
        for (var i = 0; i < _hail.Count - 1; i++)
        {
            for (var j = i + 1; j < _hail.Count; j++)
            {
                var intersection = _hail[i].IntersectionWith(_hail[j]);
                //Console.WriteLine($"{i} v {j} => {intersection.X} / {intersection.Y} @ {intersection.T1} & {intersection.T2}");
                //Console.WriteLine($"Within Limits: {intersection.IsValid(min, max)}");
                if (intersection.IsValid(min, max))
                {
                    count++;
                }
            }
        }
        return count;
    }
}