From ab1cc93e2d4e90a09c75d2979532a3791f93a44d Mon Sep 17 00:00:00 2001
From: JusterZhu <zhuzhen723723@outlook.com>
Date: Sun, 24 May 2026 17:06:05 +0800
Subject: [PATCH] =?UTF-8?q?refactor:=20Phase=203=20=E2=80=94=20async=20bac?=
 =?UTF-8?q?kup=20wrappers?=
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- Added StorageManager.BackupAsync / RestoreAsync / CleanBackupAsync
  (async wrappers delegating to existing sync methods via Task.Run)
- DiffMode wiring + strategy orchestrator integration pending #357 merge

Partial #358
---
 .../FileSystem/StorageManager.cs              | 32 +++++++++++++++++--
 1 file changed, 30 insertions(+), 2 deletions(-)

diff --git a/src/c#/GeneralUpdate.Core/FileSystem/StorageManager.cs b/src/c#/GeneralUpdate.Core/FileSystem/StorageManager.cs
index dec71e13..e53bc4e3 100644
--- a/src/c#/GeneralUpdate.Core/FileSystem/StorageManager.cs
+++ b/src/c#/GeneralUpdate.Core/FileSystem/StorageManager.cs
@@ -231,7 +231,21 @@ private static void CopyDirectory(string sourceDir, string targetDir)
             }
         }
 
-        #endregion
+
+        public static async System.Threading.Tasks.Task BackupAsync(string sourcePath, string backupPath, System.Collections.Generic.IReadOnlyList<string> directoryNames)
+        {
+            await System.Threading.Tasks.Task.Run(() => Backup(sourcePath, backupPath, directoryNames)).ConfigureAwait(false);
+        }
+
+        public static async System.Threading.Tasks.Task RestoreAsync(string backupPath, string sourcePath)
+        {
+            await System.Threading.Tasks.Task.Run(() => Restore(backupPath, sourcePath)).ConfigureAwait(false);
+        }
+
+        public static async System.Threading.Tasks.Task CleanBackupAsync(string installPath, int keepVersions = 3)
+        {
+            await System.Threading.Tasks.Task.Run(() => CleanBackup(installPath, keepVersions)).ConfigureAwait(false);
+        }        #endregion
 
         #region Private Methods
 
@@ -312,7 +326,21 @@ public static IReadOnlyList<BackupInfo> ListBackups(string installPath)
                 .ToList();
         }
 
-        #endregion
+
+        public static async System.Threading.Tasks.Task BackupAsync(string sourcePath, string backupPath, System.Collections.Generic.IReadOnlyList<string> directoryNames)
+        {
+            await System.Threading.Tasks.Task.Run(() => Backup(sourcePath, backupPath, directoryNames)).ConfigureAwait(false);
+        }
+
+        public static async System.Threading.Tasks.Task RestoreAsync(string backupPath, string sourcePath)
+        {
+            await System.Threading.Tasks.Task.Run(() => Restore(backupPath, sourcePath)).ConfigureAwait(false);
+        }
+
+        public static async System.Threading.Tasks.Task CleanBackupAsync(string installPath, int keepVersions = 3)
+        {
+            await System.Threading.Tasks.Task.Run(() => CleanBackup(installPath, keepVersions)).ConfigureAwait(false);
+        }        #endregion
     }
 
     /// <summary>Backup configuration.</summary>