using System;
using System.IO;

namespace HarmonyWinUI.Models
{
	class YTDLP
	{
		private String binPath = string.Empty;

		public YTDLP()
		{
			this.binPath = this.findBinnary();
			System.Diagnostics.Debug.WriteLine("binPath = " + this.binPath);
			if (this.binPath.Equals(string.Empty))
			{
				throw new Exception("Binnary for YT-DLP not found.");
			}
		}

		private String findBinnary()
		{
			DirectoryInfo? currentDirectory = new DirectoryInfo(AppContext.BaseDirectory);

			while (currentDirectory != null)
			{
				string candidatePath = Path.Combine(
					currentDirectory.FullName,
					"vendor",
					"yt-dlp.exe"
				);

				if (File.Exists(candidatePath))
				{
					return candidatePath;
				}

				currentDirectory = currentDirectory.Parent;
			}

			return string.Empty;
		}
	}
}