From 182e89158454d1a60cb0adebc9f51d40d2fed540 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=B0=8F=E8=82=A5=E7=BE=8A?= <1048382248@qq.com>
Date: Tue, 9 Dec 2025 11:05:34 +0800
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---
 Learn.Archives.API/Controllers/StudentController.cs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Learn.Archives.API/Controllers/StudentController.cs b/Learn.Archives.API/Controllers/StudentController.cs
index a4d6d0f..2a6bd21 100644
--- a/Learn.Archives.API/Controllers/StudentController.cs
+++ b/Learn.Archives.API/Controllers/StudentController.cs
@@ -498,7 +498,14 @@ namespace Learn.Archives.API.Controllers
                 }, ex => { throw ex; });
             }
             //写入选科方向
+            userCenterUpdate = userCenterUpdate.Where(s =>
+            new object[] { s.Phone,
+                    s.GLSubject,
+                    s.GSubject1,
+                    s.GSubject2,}
+            .Any(x => !(x == default || x == null))).ToList();
             if (userCenterUpdate.Count > 0)
+            {
                 await userService.AsUpdateable(userCenterUpdate)
                     .UpdateColumns(s => new
                     {
@@ -511,6 +518,7 @@ namespace Learn.Archives.API.Controllers
                     .IgnoreColumns(ignoreAllNullColumns: true, ignoreAllDefaultValue: true)
                     .WhereColumns(it => new { it.Id })
                     .ExecuteCommandAsync();
+            }
             return Ok();
         }