From d15175f62993631aea7a24cd622201c72d90432e Mon Sep 17 00:00:00 2001
From: leiurayer <1432593898@qq.com>
Date: Thu, 13 Jul 2023 23:11:29 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E6=96=87=E4=BB=B6=E5=90=8D?=
 =?UTF-8?q?=E5=AF=BC=E8=87=B4=E7=9A=84=E9=97=AA=E9=80=80=E9=97=AE=E9=A2=98?=
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---
 src/DownKyi.Core/Utils/Format.cs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/DownKyi.Core/Utils/Format.cs b/src/DownKyi.Core/Utils/Format.cs
index fcde0f6..14653ef 100644
--- a/src/DownKyi.Core/Utils/Format.cs
+++ b/src/DownKyi.Core/Utils/Format.cs
@@ -198,6 +198,12 @@ namespace DownKyi.Core.Utils
             // 控制字符
             destName = Regex.Replace(destName, @"\p{C}+", string.Empty);
 
+            // 如果只有空白字符、dot符
+            if (destName == " " || destName == ".")
+            {
+                return "[empty title]";
+            }
+
             // 移除前导和尾部的空白字符、dot符
             int i, j;
             for (i = 0; i < destName.Length; i++)