fix(产品需求): 修复产品需求在测试后存在的问题。

src/service/api/system-manage.ts

@@ -667,7 +667,7 @@ export function fetchAssignUserRoles(data: Api.SystemManage.AssignUserRoleParams
  * - 中间节点：有上级也有下级
  * - 叶子节点：基层员工，没有下级
  */
-export function fetchGetUserManagementRelationTree(query: UserManagementRelationQueryReqVO) {
+export async function fetchGetUserManagementRelationTree(query: UserManagementRelationQueryReqVO) {
   return request<UserManagementRelationTreeResponse[]>({
     ...safeJsonRequestConfig,
     url: `${USER_MANAGEMENT_RELATION_PREFIX}/tree`,
@@ -684,7 +684,7 @@ export function fetchGetUserManagementRelationTree(query: UserManagementRelation
  * 通过搜索框的查询条件，获取用户管理链路树形结构
  * 用于树形控件展示，包含用户的上下级层级关系
  */
-export function fetchGetUserManagementRelationQuery(query: UserManagementRelationQueryReqVO) {
+export async function fetchGetUserManagementRelationQuery(query: UserManagementRelationQueryReqVO) {
   return request<UserManagementRelationTreeResponse[]>({
     ...safeJsonRequestConfig,
     url: `${USER_MANAGEMENT_RELATION_PREFIX}/query`,
@@ -704,7 +704,7 @@ export function fetchGetUserManagementRelationQuery(query: UserManagementRelatio
  *
  * @param id 关系记录主键 ID
  */
-export function fetchGetUserManagementRelation(id: string) {
+export async function fetchGetUserManagementRelation(id: string) {
   return request<UserManagementRelationResponse>({
     ...safeJsonRequestConfig,
     url: `${USER_MANAGEMENT_RELATION_PREFIX}/get`,
@@ -722,7 +722,7 @@ export function fetchGetUserManagementRelation(id: string) {
  *
  * @param data 创建请求参数
  */
-export function fetchCreateUserManagementRelation(data: Api.SystemManage.UserManagementRelationSaveReqVO) {
+export async function fetchCreateUserManagementRelation(data: Api.SystemManage.UserManagementRelationSaveReqVO) {
   return request<string | number>({
     ...safeJsonRequestConfig,
     url: `${USER_MANAGEMENT_RELATION_PREFIX}/create`,
@@ -776,3 +776,22 @@ export function fetchBatchDeleteUserManagementRelation(ids: string[]) {
     method: 'delete'
   });
 }
+
+/**
+ * 获取未绑定直属上级的候选下级用户列表
+ *
+ * 用于获取尚未绑定直属上级的用户列表，供选择使用
+ *
+ * @returns 候选下级用户列表
+ */
+export async function fetchGetCandidateSubordinateUsers() {
+  return request<UserSimpleResponse[]>({
+    ...safeJsonRequestConfig,
+    url: `${USER_MANAGEMENT_RELATION_PREFIX}/candidate-users`,
+    method: 'get'
+  }).then(result =>
+    mapServiceResult(result as ServiceRequestResult<UserSimpleResponse[]>, data => data.map(normalizeUserSimple))
+  );
+}
+
+