refactor(MemberServiceImpl):

- 在查询代理租户前，增加对`referenceTenant.getAgencyTenantId()`非空性的断言，确保只有当租户已绑定会员时才继续执行后续逻辑。这有助于避免因数据不完整导致的潜在异常。

ruoyi-modules/ruoyi-member/src/main/java/com/wzj/soopin/member/service/impl/MemberServiceImpl.java

@@ -47,11 +47,7 @@ import org.springframework.stereotype.Service;
 
 import java.io.Serializable;
 import java.time.LocalDateTime;
-import java.util.Calendar;
-import java.util.Date;
-import java.util.List;
 import java.util.*;
-import java.util.concurrent.TimeUnit;
 import java.util.stream.Collectors;
 
 /**
@@ -356,6 +352,7 @@ public class MemberServiceImpl extends ServiceImpl<MemberMapper,Member> implemen
         Assert.isTrue(query.getCurrent() != null  && query.getSize() != null, "分页参数不能为空");
         SysUser sysUser = sysUserMapper.selectReferneceByTenantId(TenantHelper.getTenantId());
         SysTenantVo referenceTenant = tenantService.queryByTenantId(TenantHelper.getTenantId());
+        Assert.isTrue(StrUtil.isNotBlank(referenceTenant.getAgencyTenantId()), () -> new ServiceException("当前租户无绑定会员"));
         SysTenantVo agencyTenant = tenantService.queryByTenantId(referenceTenant.getAgencyTenantId());
         Member member = memberMapper.selectOne(Wrappers.lambdaQuery(Member.class).eq(Member::getUserId, sysUser.getUserId()).last("LIMIT 1"));
         Assert.notNull(member, () -> new ServiceException("团长未绑定会员账户"));