namespace XFEExtension.NetCore.WinUIHelper.TestApp.Utilities.Helper { public static class FileHelper { public static string[] RootPath { get; set; } = [@"C:\", @"D:\", @"E:\", @"F:\", @"G:\", @"H:\", @"I:\", @"J:\", @"K:\", @"L:\", @"M:\", @"N:\", @"O:\", @"P:\", @"Q:\", @"R:\", @"S:\", @"T:\", @"U:\", @"V:\", @"W:\", @"X:\", @"Y:\", @"Z:\",]; public static long GetDirectorySize(DirectoryInfo directoryInfo) { long size = 0; FileInfo[] files = directoryInfo.GetFiles(); foreach (FileInfo file in files) { size += file.Length; } DirectoryInfo[] directories = directoryInfo.GetDirectories(); foreach (DirectoryInfo directory in directories) { size += GetDirectorySize(directory); } return size; } public static bool IsRootPath(string path) => RootPath.Any(rootPath => rootPath == path); } }