using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace AdventCommon
{
    public abstract class ParsedInput
    {
        public virtual object? GetContext() { return null; }

        public abstract bool ParseLine(string line, object? context = null);

        public virtual long GetPart01() { return 0; }
        public virtual long GetPart02() { return 0; }

        public ParsedInput(string fileName)
        {
            var input = new AdventCommon.PuzzleInput(fileName);

            foreach (var line in input.Lines)
            {
                if (!ParseLine(line, GetContext()))
                {
                    throw new Exception("Line not formatted as expected");
                }
            }
        }
    }
}