Fix

https://github.com/2dust/v2rayN/issues/5821

v2rayN/ServiceLib/Common/Utils.cs

@@ -479,6 +479,12 @@ namespace ServiceLib.Common
 
         #region 杂项
 
+        public static bool UpgradeAppExists(out string fileName)
+        {
+            fileName = Path.Combine(Utils.StartupPath(), GetExeName("AmazTool"));
+            return File.Exists(fileName);
+        }
+
         /// <summary>
         /// 取得版本
         /// </summary>

v2rayN/ServiceLib/Handler/WebDavHandler.cs

@@ -12,7 +12,7 @@ namespace ServiceLib.Handler
         private WebDavClient? _client;
         private string? _lastDescription;
         private string _webDir = Global.AppName + "_backup";
-        private string _webFileName = "backup.zip";
+        private readonly string _webFileName = "backup.zip";
         private string _logTitle = "WebDav--";
 
         public WebDavHandler()
@@ -130,7 +130,7 @@ namespace ServiceLib.Handler
 
             try
             {
-                using var fs = File.OpenRead(fileName);
+                await using var fs = File.OpenRead(fileName);
                 var result = await _client.PutFile($"{_webDir}/{_webFileName}", fs); // upload a resource
                 if (result.IsSuccessful)
                 {
@@ -162,8 +162,9 @@ namespace ServiceLib.Handler
                     SaveLog(response.Description);
                     return false;
                 }
-                using var outputFileStream = new FileStream(fileName, FileMode.Create);
-                response.Stream.CopyTo(outputFileStream);
+
+                await using var outputFileStream = new FileStream(fileName, FileMode.Create);
+                await response.Stream.CopyToAsync(outputFileStream);
                 return true;
             }
             catch (Exception ex)

v2rayN/ServiceLib/Resx/ResUI.Designer.cs

@@ -3696,5 +3696,14 @@ namespace ServiceLib.Resx {
                 return ResourceManager.GetString("UpdateStandalonePackageTip", resourceCulture);
             }
         }
+        
+        /// <summary>
+        ///   查找类似 UpgradeApp does not exist 的本地化字符串。
+        /// </summary>
+        public static string UpgradeAppNotExistTip {
+            get {
+                return ResourceManager.GetString("UpgradeAppNotExistTip", resourceCulture);
+            }
+        }
     }
 }

v2rayN/ServiceLib/Resx/ResUI.resx

@@ -1330,4 +1330,7 @@
   <data name="TbSettingsGeoFilesSource" xml:space="preserve">
     <value>Geo files source (optional)</value>
   </data>
+  <data name="UpgradeAppNotExistTip" xml:space="preserve">
+    <value>UpgradeApp does not exist</value>
+  </data>
 </root>

v2rayN/ServiceLib/Resx/ResUI.zh-Hans.resx

@@ -1327,4 +1327,7 @@
   <data name="TbSettingsGeoFilesSource" xml:space="preserve">
     <value>Geo文件来源(可选)</value>
   </data>
+  <data name="UpgradeAppNotExistTip" xml:space="preserve">
+    <value>升级工具App不存在</value>
+  </data>
 </root>

v2rayN/ServiceLib/Resx/ResUI.zh-Hant.resx

@@ -1207,4 +1207,7 @@
   <data name="TbSettingsGeoFilesSource" xml:space="preserve">
     <value>Geo文件來源(可選)</value>
   </data>
+  <data name="UpgradeAppNotExistTip" xml:space="preserve">
+    <value>升级工具App不存在</value>
+  </data>
 </root>

v2rayN/ServiceLib/ServiceLib.csproj

@@ -4,7 +4,7 @@
 	<TargetFramework>net8.0</TargetFramework>
 	<ImplicitUsings>enable</ImplicitUsings>
 	<Nullable>enable</Nullable>
-	<Version>6.60.0</Version>
+	<Version>6.10.0</Version>
   </PropertyGroup>
 
 	<ItemGroup>

v2rayN/ServiceLib/Services/DownloadService.cs

@@ -100,7 +100,7 @@ namespace ServiceLib.Services
             };
             HttpClient client = new(webRequestHandler);
 
-            HttpResponseMessage response = await client.GetAsync(url);
+            var response = await client.GetAsync(url);
             if (response.StatusCode == HttpStatusCode.Redirect && response.Headers.Location is not null)
             {
                 return response.Headers.Location.ToString();
@@ -253,15 +253,12 @@ namespace ServiceLib.Services
         {
             try
             {
-                if (webProxy == null)
-                {
-                    webProxy = GetWebProxy(true);
-                }
+                webProxy ??= GetWebProxy(true);
 
                 try
                 {
                     var config = AppHandler.Instance.Config;
-                    int responseTime = await GetRealPingTime(config.speedTestItem.speedPingTestUrl, webProxy, 10);
+                    var responseTime = await GetRealPingTime(config.speedTestItem.speedPingTestUrl, webProxy, 10);
                     return responseTime;
                 }
                 catch (Exception ex)
@@ -279,7 +276,7 @@ namespace ServiceLib.Services
 
         public async Task<int> GetRealPingTime(string url, IWebProxy? webProxy, int downloadTimeout)
         {
-            int responseTime = -1;
+            var responseTime = -1;
             try
             {
                 using var cts = new CancellationTokenSource();
@@ -290,8 +287,8 @@ namespace ServiceLib.Services
                     UseProxy = webProxy != null
                 });
 
-                List<int> oneTime = [];
-                for (int i = 0; i < 2; i++)
+                List<int> oneTime = new();
+                for (var i = 0; i < 2; i++)
                 {
                     var timer = Stopwatch.StartNew();
                     await client.GetAsync(url, cts.Token);

v2rayN/ServiceLib/Services/UpdateService.cs

@@ -423,7 +423,7 @@ namespace ServiceLib.Services
                     && File.Exists(Path.Combine(Utils.StartupPath(), "D3DCompiler_47_cor3.dll"))
                     )
                 {
-                    return coreInfo?.DownloadUrlWin64?.Replace("v2rayN.zip", "zz_v2rayN-SelfContained.zip");
+                    return coreInfo?.DownloadUrlWin64?.Replace(".zip", "-SelfContained.zip");
                 }
 
                 return RuntimeInformation.ProcessArchitecture switch

v2rayN/ServiceLib/ViewModels/BackupAndRestoreViewModel.cs

@@ -126,11 +126,16 @@ namespace ServiceLib.ViewModels
             }
             //check
             var lstFiles = FileManager.GetFilesFromZip(fileName);
-            if (lstFiles is null || !lstFiles.Where(t => t.Contains(_guiConfigs)).Any())
+            if (lstFiles is null || !lstFiles.Any(t => t.Contains(_guiConfigs)))
             {
                 DisplayOperationMsg(ResUI.LocalRestoreInvalidZipTips);
                 return;
             }
+            if (!Utils.UpgradeAppExists(out _))
+            {
+                DisplayOperationMsg(ResUI.UpgradeAppNotExistTip);
+                return;
+            }
 
             //backup first
             var fileBackup = Utils.GetBackupPath(BackupFileName);

v2rayN/ServiceLib/ViewModels/CheckUpdateViewModel.cs

@@ -235,6 +235,11 @@ namespace ServiceLib.ViewModels
                 {
                     return;
                 }
+                if (!Utils.UpgradeAppExists(out _))
+                {
+                    UpdateView(_v2rayN, ResUI.UpgradeAppNotExistTip);
+                    return;
+                }
                 Locator.Current.GetService<MainWindowViewModel>()?.UpgradeApp(fileName);
             }
             catch (Exception ex)

v2rayN/ServiceLib/ViewModels/MainWindowViewModel.cs

@@ -280,14 +280,21 @@ namespace ServiceLib.ViewModels
             }
         }
 
-        public async Task UpgradeApp(string fileName)
+        public async Task UpgradeApp(string arg)
         {
+            if (!Utils.UpgradeAppExists(out var fileName))
+            {
+                NoticeHandler.Instance.SendMessageAndEnqueue(ResUI.UpgradeAppNotExistTip);
+                Logging.SaveLog("UpgradeApp does not exist");
+                return;
+            }
+
             Process process = new()
             {
                 StartInfo = new ProcessStartInfo
                 {
-                    FileName = "AmazTool",
-                    Arguments = fileName.AppendQuotes(),
+                    FileName = fileName,
+                    Arguments = arg.AppendQuotes(),
                     WorkingDirectory = Utils.StartupPath()
                 }
             };