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frontend/src/components/CommentList.vue

@@ -30,7 +30,7 @@ import { ElMessage } from "element-plus";
 import { fetchComments, createComment } from "../api/comments";
 import { useStudyStore } from "../store/study";
 import { listMembers } from "../api/members";
-import { displayDateTime, displayUser } from "../utils/display";
+import { displayDateTime, displayUser, getMemberDisplayName } from "../utils/display";
 
 interface Props {
   studyId: string;
@@ -72,8 +72,8 @@ const loadMembers = async () => {
 
 const memberMap = computed(() =>
   members.value.reduce<Record<string, string>>((acc, cur) => {
-    const username = cur?.user?.display_name || cur?.user?.username || cur?.username;
-    if (cur?.user_id) acc[cur.user_id] = username || cur.user_id;
+    const username = getMemberDisplayName(cur);
+    if (cur?.user_id && username) acc[cur.user_id] = username;
     return acc;
   }, {})
 );