using AdventOfCode2024.Input.Parsers;

namespace Day1;

/// <summary>
/// Parses a Stream line by line for pairs of integers
/// </summary>
public class PairParser : TextLineParser<(int, int)>
{
    protected override (int, int) ParseLine(string line)
    {
        var pair = line.Split(" ", StringSplitOptions.RemoveEmptyEntries);
        if (pair.Length < 2)
        {
            throw new ArgumentException("Invalid line");
        }

        var entryOneParsed = int.TryParse(pair[0], out var entryOne);
        var entryTwoParsed = int.TryParse(pair[1], out var entryTwo);
        if (!entryOneParsed || !entryTwoParsed)
        {
            throw new ArgumentException("Invalid line");
        }

        return (entryOne, entryTwo);
    }
}