From 34f033d882660049303798de18e9fff3ce249565 Mon Sep 17 00:00:00 2001
From: none <none>
Date: Wed, 19 Apr 2023 15:48:43 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=96=E4=BB=A3=E7=A0=81?=
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---
 .../playedu/api/controller/backend/DepartmentController.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/xyz/playedu/api/controller/backend/DepartmentController.java b/src/main/java/xyz/playedu/api/controller/backend/DepartmentController.java
index 478845d..683e11c 100644
--- a/src/main/java/xyz/playedu/api/controller/backend/DepartmentController.java
+++ b/src/main/java/xyz/playedu/api/controller/backend/DepartmentController.java
@@ -234,7 +234,7 @@ public class DepartmentController {
         HashMap<String, Object> data = new HashMap<>();
         data.put("data", users.getData());
         data.put("total", users.getTotal());
-        data.put("courses", courses.stream().collect(Collectors.groupingBy(Course::getId)));
+        data.put("courses", courses.stream().collect(Collectors.toMap(Course::getId, e -> e)));
         data.put("user_course_records", userCourseRecordsMap);
 
         return JsonResponse.data(data);