fix: 修复重复ldap用户

backend/src/main/java/io/dataease/auth/server/AuthServer.java

@@ -70,12 +70,16 @@ public class AuthServer implements AuthApi {
                 DataEaseException.throwException(validateResult.getMsg());
             }
             XpackLdapUserEntity ldapUserEntity = validateResult.getData();
-            LdapAddRequest ldapAddRequest = new LdapAddRequest();
-            ldapAddRequest.setUsers(new ArrayList<XpackLdapUserEntity>(){{add(ldapUserEntity);}});
-            ldapAddRequest.setEnabled(1L);
-            ldapAddRequest.setDeptId(1L);
-            ldapAddRequest.setRoleIds(new ArrayList<Long>(){{add(2L);}});
-            sysUserService.saveLdapUsers(ldapAddRequest);
+            SysUserEntity user = authUserService.getUserByName(username);
+            if(ObjectUtils.isEmpty(user) || ObjectUtils.isEmpty(user.getUserId())) {
+                LdapAddRequest ldapAddRequest = new LdapAddRequest();
+                ldapAddRequest.setUsers(new ArrayList<XpackLdapUserEntity>(){{add(ldapUserEntity);}});
+                ldapAddRequest.setEnabled(1L);
+                ldapAddRequest.setDeptId(1L);
+                ldapAddRequest.setRoleIds(new ArrayList<Long>(){{add(2L);}});
+                sysUserService.saveLdapUsers(ldapAddRequest);
+            }
+            
             username = validateResult.getData().getUserName();
         }
         // 增加ldap登录方式