implemented search artists in MusicBrainz

HarmonyWinUI/Models/YTDLP.cs

@@ -0,0 +1,43 @@
+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;
+		}
+	}
+}