Adding Async methods to verious services

SzCore/Defaults/DefaultLocalFileManager.cs

@@ -13,48 +13,69 @@ public class DefaultLocalFileManager : ISzFileManager
         Directory.CreateDirectory(TemplatesPath);
     }
 
+    #region Synchronous Methods
     public bool SaveFile(string path, string fileContent)
     {
         try
         {
-            var dir = Path.GetDirectoryName(path);
-            if (dir is null) return false;
-            Directory.CreateDirectory(dir);
-            
+            PrepareDirectory(path);
             File.WriteAllText(path, fileContent);
             return true;
         }
         catch (Exception e)
         {
-            Console.WriteLine($"Error saving file: {e.Message}");
+            SZ.Logger.LogError($"Error saving file: {e.Message}");
             return false;
         }
     }
 
     public string? LoadFile(string path)
     {
-        try
-        {
-            return File.ReadAllText(path);
-        }
-        catch (Exception e)
-        {
-            Console.WriteLine($"Error loading file: {e.Message}");
-            return null; 
-        }
+        try { return File.ReadAllText(path); }
+        catch { return null; }
     }
 
     public bool DeleteFile(string path)
+    {
+        try { File.Delete(path); return true; }
+        catch { return false; }
+    }
+    #endregion
+
+    #region Asynchronous Methods
+    public async Task<bool> SaveFileAsync(string path, string fileContent, CancellationToken ct = default)
     {
         try
         {
-            File.Delete(path);
+            PrepareDirectory(path);
+            // Use the native async File I/O
+            await File.WriteAllTextAsync(path, fileContent, ct);
             return true;
         }
         catch (Exception e)
         {
-            SZ.Logger.LogError("LocalFileManager: Could not delete file. " + e.Message);
+            SZ.Logger.LogError($"Error saving file async: {e.Message}");
             return false;
         }
     }
+
+    public async Task<string?> LoadFileAsync(string path, CancellationToken ct = default)
+    {
+        try 
+        { 
+            if (!File.Exists(path)) return null;
+            return await File.ReadAllTextAsync(path, ct); 
+        }
+        catch { return null; }
+    }
+    #endregion
+
+    private void PrepareDirectory(string filePath)
+    {
+        var dir = Path.GetDirectoryName(filePath);
+        if (dir != null && !Directory.Exists(dir))
+        {
+            Directory.CreateDirectory(dir);
+        }
+    }
 }