Added ISO

Helpers/HelperISO.cs

@@ -0,0 +1,40 @@
+using DiscUtils.Iso9660;
+using File_Watcher.Models;
+
+namespace File_Watcher.Helpers;
+
+internal static partial class HelperISO
+{
+
+    private static void DirectoryToISO(ILogger<Worker> logger, string destinationDirectory, bool mapOnly, string directory)
+    {
+        byte[] bytes = [];
+        string relativePath;
+        string directoryName = Path.GetFileName(directory);
+        CDBuilder builder = new() { UseJoliet = true, VolumeIdentifier = directoryName.Length < 25 ? directoryName : directoryName[..25] };
+        IEnumerable<string> files = Directory.EnumerateFiles(directory, "*", new EnumerationOptions { IgnoreInaccessible = true, RecurseSubdirectories = true });
+        foreach (string file in files)
+        {
+            relativePath = Path.GetRelativePath(directory, file).Replace(';', '_');
+            if (!mapOnly)
+                _ = builder.AddFile(relativePath, file);
+            else
+                _ = builder.AddFile(relativePath, bytes);
+        }
+        logger.LogInformation(destinationDirectory);
+        builder.Build(Path.Combine(destinationDirectory, $"{directoryName}.iso"));
+        logger.LogInformation(directoryName);
+    }
+
+    internal static bool DirectoryToISO(AppSettings appSettings, ILogger<Worker> logger)
+    {
+        IsoConfiguration isoConfiguration = appSettings.IsoConfiguration;
+        logger.LogInformation(isoConfiguration.SourceDirectory);
+        bool mapOnly = isoConfiguration.SourceDirectory.Length == 2;
+        if (!Directory.Exists(isoConfiguration.DestinationDirectory))
+            _ = Directory.CreateDirectory(isoConfiguration.DestinationDirectory);
+        DirectoryToISO(logger, isoConfiguration.DestinationDirectory, mapOnly, isoConfiguration.SourceDirectory);
+        return true;
+    }
+
+}