From ec0881f08d352f0b30995d7f6dc3fa4c03995b04 Mon Sep 17 00:00:00 2001
From: QingQiz <sofeeys@outlook.com>
Date: Tue, 5 Jul 2022 04:06:01 +0800
Subject: [PATCH] =?UTF-8?q?FIX:=20the=20name=20of=20.osu=20in=20different?=
 =?UTF-8?q?=20directory=20can=20not=20be=20same...=F0=9F=A4=AC?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 BmsToOsu/Program.cs       | 5 ++++-
 BmsToOsu/Utils/PathExt.cs | 9 +++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/BmsToOsu/Program.cs b/BmsToOsu/Program.cs
index d92b746..1873c11 100644
--- a/BmsToOsu/Program.cs
+++ b/BmsToOsu/Program.cs
@@ -82,8 +82,11 @@
 
         var dest = dir.Replace(o.InputPath, o.OutPath);
 
+        var osuName =
+            $"{data.Metadata.Title} - {data.Metadata.Artist} - BMS Converted - {Path.GetFileNameWithoutExtension(fp)}.osu";
+
         Directory.CreateDirectory(dest);
-        File.WriteAllText(Path.Join(dest, Path.GetFileNameWithoutExtension(fp) + ".osu"), osu);
+        File.WriteAllText(Path.Join(dest, osuName.MakeValidFileName()), osu);
     });
 
     if (!o.NoCopy)
diff --git a/BmsToOsu/Utils/PathExt.cs b/BmsToOsu/Utils/PathExt.cs
index b220d63..2a91342 100644
--- a/BmsToOsu/Utils/PathExt.cs
+++ b/BmsToOsu/Utils/PathExt.cs
@@ -36,4 +36,13 @@ public static string Escape(this string path)
     {
         return path.Replace(",", "-comma-");
     }
+
+    public static string MakeValidFileName(this string name)
+    {
+        var invalidChars =
+            System.Text.RegularExpressions.Regex.Escape(new string(System.IO.Path.GetInvalidFileNameChars()));
+        var invalidRegStr = string.Format(@"([{0}]*\.+$)|([{0}]+)", invalidChars);
+
+        return System.Text.RegularExpressions.Regex.Replace(name, invalidRegStr, "_");
+    }
 }
\ No newline at end of file