修复前后端显示异常问题（受试者、中心、负责人、日期等）

frontend/src/views/AeDetail.vue

@@ -21,7 +21,7 @@
         </div>
       </div>
       <el-descriptions :column="2" border>
-        <el-descriptions-item label="受试者ID">{{ ae.subject_id }}</el-descriptions-item>
+        <el-descriptions-item label="受试者">{{ subjectName(ae.subject_id) }}</el-descriptions-item>
         <el-descriptions-item label="严重性">{{ ae.seriousness }}</el-descriptions-item>
         <el-descriptions-item label="严重程度">{{ ae.severity }}</el-descriptions-item>
         <el-descriptions-item label="发生日期">{{ ae.onset_date }}</el-descriptions-item>
@@ -56,6 +56,7 @@ import { computed, onMounted, ref } from "vue";
 import { useRoute } from "vue-router";
 import { ElMessage, ElMessageBox } from "element-plus";
 import { fetchAes, updateAe } from "../api/aes";
+import { fetchSubjects } from "../api/subjects";
 import { useStudyStore } from "../store/study";
 import { useAuthStore } from "../store/auth";
 import CommentList from "../components/CommentList.vue";
@@ -74,6 +75,7 @@ const auth = useAuthStore();
 
 const ae = ref<any | null>(null);
 const studyId = computed(() => study.currentStudy?.id || "");
+const subjects = ref<any[]>([]);
 
 const { can } = usePermission();
 const aeState = computed(() => (ae.value?.status as string) || "NEW");
@@ -102,6 +104,30 @@ const load = async () => {
   }
 };
 
+const loadSubjects = async () => {
+  if (!study.currentStudy) return;
+  try {
+    const { data } = await fetchSubjects(study.currentStudy.id, { skip: 0, limit: 500 });
+    subjects.value = data.items || data || [];
+  } catch {
+    subjects.value = [];
+  }
+};
+
+const subjectLabel = computed(() => {
+  const map = subjects.value.reduce<Record<string, string>>((acc, cur) => {
+    if (cur?.id) acc[cur.id] = cur.subject_no || cur.id;
+    return acc;
+  }, {});
+  return map;
+});
+
+const subjectName = (id?: string | null) => {
+  if (!id) return "—";
+  return subjectLabel.value[id] || id;
+};
+
+
 const onAction = async (action: ActionConfig) => {
   if (!study.currentStudy || !ae.value) return;
   const prevStatus = ae.value.status;
@@ -167,6 +193,7 @@ onMounted(async () => {
   if (!auth.user && auth.token) {
     await auth.fetchMe().catch(() => {});
   }
+  await loadSubjects();
   load();
 });
 </script>