feat：加好友增加判断逻辑

haoban-manage3-wx/src/main/java/com/gic/haoban/manage/web/controller/WxEnterpriseInfoController.java

@@ -457,6 +457,11 @@ public class WxEnterpriseInfoController extends WebBaseController {
         if (StringUtils.isAnyBlank(memberId, enterpriseId, relationKey)) {
             return resultResponse(HaoBanErrCode.ERR_2);
         }
+        ExternalClerkRelatedDTO externalClerkRelatedDTO = externalClerkRelatedApiService.getExternalClerkByRelationKeyAndPre(relationKey);
+        if (externalClerkRelatedDTO == null) {
+            logger.info("会员绑定好友，该会员已经绑定成功，无需再次绑定,memberId:{},enterpriseId:{},unionid:{},relationKey:{}", memberId, enterpriseId, unionid, relationKey);
+            return resultResponse(HaoBanErrCode.ERR_1);
+        }
         logger.info("会员绑定好友，memberId:{},enterpriseId:{},unionid:{},relationKey:{}", memberId, enterpriseId, unionid, relationKey);
         memberOpenCardBusinessService.memberClerkProcessByQywxFriend(enterpriseId, memberId, unionid, relationKey);
         return resultResponse(HaoBanErrCode.ERR_1);