using System.Text.RegularExpressions;

using Day10;

namespace Day11;

public partial class Parser
{
    [GeneratedRegex(@".*")]
    private partial Regex LineMatch();
    
    public Universe Parse(string inputFile)
    {
        using var reader = File.OpenText(inputFile);

        var universe = new Universe();
        var row = 0;
        while (!reader.EndOfStream)
        {
            var line = reader.ReadLine()!;
            for (var col = 0; col < line.Length; col++)
            {
                if (line[col] == '#')
                {
                    universe.Add(new Galaxy(new GridPoint(col, row)));
                }
            }
            row++;
        }

        return universe;
    }
}