From a7cc7d3ba12f0e3f23cbe9e3596fdbe6830333ed Mon Sep 17 00:00:00 2001
From: croire <1432593898@qq.com>
Date: Sat, 12 Mar 2022 13:17:00 +0800
Subject: [PATCH] =?UTF-8?q?=E6=95=B4=E7=90=86=E4=BB=A3=E7=A0=81?=
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---
 DownKyi/Services/Download/AriaDownloadService.cs | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/DownKyi/Services/Download/AriaDownloadService.cs b/DownKyi/Services/Download/AriaDownloadService.cs
index cc32704..506dd4a 100644
--- a/DownKyi/Services/Download/AriaDownloadService.cs
+++ b/DownKyi/Services/Download/AriaDownloadService.cs
@@ -32,8 +32,8 @@ namespace DownKyi.Services.Download
     {
         private CancellationTokenSource tokenSource;
 
-        private int retry = 5;
-        private string nullMark = "<null>";
+        private readonly int retry = 5;
+        private readonly string nullMark = "<null>";
 
         public AriaDownloadService(ObservableCollection<DownloadingItem> downloadingList, ObservableCollection<DownloadedItem> downloadedList) : base(downloadingList, downloadedList)
         {
@@ -582,13 +582,13 @@ namespace DownKyi.Services.Download
                         for (int i = 0; i < retry; i++)
                         {
                             audioUid = DownloadAudio(downloading);
-                            if (audioUid != null && audioUid != "<null>")
+                            if (audioUid != null && audioUid != nullMark)
                             {
                                 break;
                             }
                         }
                     }
-                    if (audioUid == "<null>")
+                    if (audioUid == nullMark)
                     {
                         DownloadFailed(downloading);
                         return;
@@ -611,13 +611,13 @@ namespace DownKyi.Services.Download
                         for (int i = 0; i < retry; i++)
                         {
                             videoUid = DownloadVideo(downloading);
-                            if (videoUid != null && videoUid != "<null>")
+                            if (videoUid != null && videoUid != nullMark)
                             {
                                 break;
                             }
                         }
                     }
-                    if (videoUid == "<null>")
+                    if (videoUid == nullMark)
                     {
                         DownloadFailed(downloading);
                         return;