using AOC2022.Puzzles;

using System.Linq.Expressions;

namespace AOC2022;

internal static class Program
{
	static void Main(string[] args)
	{
		Console.WriteLine("Enter Days separated by space, like '1 2 3 4 5'");
		try
		{
			var daysToProcess = new List<int>();
			if (args.Length == 0)
			{
				Console.WriteLine("No input processing all files in Input/ directory");
				foreach (var file in Directory.GetFiles("Inputs/"))
				{
					var fileName = Path.GetFileNameWithoutExtension(file);
					if (!int.TryParse(fileName, out int dayNumber))
					{
						Console.WriteLine("Just name the files 1.txt or something ffs");
						return;
					}
					daysToProcess.Add(dayNumber);
				}
				ProcessDays(daysToProcess);
			}
			else
			{
				foreach (var arg in args)
				{
					if (!int.TryParse(arg, out int dayNumber))
					{
						Console.WriteLine("Just enter the numbers dude");
						return;
					}
					daysToProcess.Add(dayNumber);

				}
				ProcessDays(daysToProcess);
			}

		}
		catch (Exception e)
		{
			Console.WriteLine("Just enter the numbers dude");
			Console.WriteLine(e.Message);
		}
	}
	private static void ProcessDays(List<int> dayNumbers)
	{
		try
		{
			dayNumbers.ForEach(day =>
			{
				string instanceToCreate = "AOC2022.Puzzles.Day" + day;
				Type? typeName = Type.GetType(typeName: instanceToCreate);

				if (typeName != null)
				{
					if (Activator.CreateInstance(typeName) is IPuzzle puzzle)
					{
						puzzle.FirstPuzzle();
						puzzle.SecondPuzzle();
					}
					else
					{
						Console.WriteLine("Something Broke");
					}
				}
			});
		}
		catch (NotImplementedException nex)
		{
			Console.WriteLine(nex.Message);
		}
		catch (Exception e)
		{
			Console.WriteLine(e.Message);
		}
	}
}