From 9137a12dc9f5afe12d88815bbd1323963f276cfd Mon Sep 17 00:00:00 2001
From: yuetsh <517252939@qq.com>
Date: Mon, 27 Apr 2026 04:07:09 -0600
Subject: [PATCH] fix

---
 src/admin/tutorial/components/ExerciseManager.vue | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/admin/tutorial/components/ExerciseManager.vue b/src/admin/tutorial/components/ExerciseManager.vue
index a928696..9e810f2 100644
--- a/src/admin/tutorial/components/ExerciseManager.vue
+++ b/src/admin/tutorial/components/ExerciseManager.vue
@@ -80,6 +80,10 @@ function toggleAnswer(i: number) {
 }
 
 async function save() {
+  if (formType.value === "mcq" && mcqAnswer.value.length === 0) {
+    message.error("请至少勾选一个正确答案")
+    return
+  }
   let data: Record<string, unknown>
   if (formType.value === "mcq") {
     data = {