mybatisFlex各种链式sql写法小结

 public List<TocAgentUserRelationVO> selectTocAgentUserRelationByPhones(List<String> phones) {
        QueryWrapper queryWrapper = QueryWrapper.create()
                .select(TOC_AGENT_USER_RELATION.ALL_COLUMNS)
                .select(TOC_USER_INFO.PHONE,TOC_USER_INFO.NICK_NAME)
                .select(TOC_GROUP_PATIENT_RELATIONS.DOCTOR_ID,TOC_GROUP_PATIENT_RELATIONS.CREATE_TIME.as("bindDoctorTime"))
                .from(TOC_AGENT_USER_RELATION)
                .leftJoin(TOC_USER_INFO).on(TOC_USER_INFO.ID.eq(TOC_AGENT_USER_RELATION.USER_ID))
                .leftJoin(TOC_GROUP_PATIENT_RELATIONS).on(TOC_GROUP_PATIENT_RELATIONS.PATIENT_ID.eq(TOC_AGENT_USER_RELATION.USER_ID))
                .where(TOC_USER_INFO.PHONE.in(phones))
                .orderBy(TOC_AGENT_USER_RELATION.CREATE_TIME.desc());
        return tocAgentUserRelationMapper.selectListByQueryAs(queryWrapper,TocAgentUserRelationVO.class);
    }

 public <R> Page<R> dietitianList(DietitianListRequest request, Class<R> asType) {
        QueryWrapper queryWrapper = QueryWrapper.create()
                .select(TOC_USER_INFO.ID,TOC_USER_INFO.NICK_NAME,TOC_USER_INFO.IMG_URL,TOC_USER_INFO.TAG,TOC_USER_INFO.GOOD_AT,TOC_USER_INFO.GOOD_AT_REMARK)
                .select(TOC_NUTRITIONIST_ORDER_NUM.CONSULT_ORDER_NUMBER)
                //计算好评率=好评数目/总订单数目
                .select(TOC_NUTRITIONIST_ORDER_NUM.GOOD_REPUTATION_NUMBER.divide(TOC_NUTRITIONIST_ORDER_NUM.CONSULT_ORDER_NUMBER).as("goodRate"))
                .from(TOC_USER_INFO)
                .leftJoin(TOC_NUTRITIONIST_ORDER_NUM).on(TOC_NUTRITIONIST_ORDER_NUM.USER_ID.eq(TOC_USER_INFO.ID));
        queryWrapper.where(TOC_USER_INFO.PLATFORM.eq(3));
        queryWrapper.where(TOC_USER_INFO.USER_TYPE.eq(UserTypeEnum.TOC_DOCTOR));
        if(request.getIllnessId() != null){
            queryWrapper.and("FIND_IN_SET('" + request.getIllnessId() + "',good_at)");
        }

        if(request.getIllnessIds() != null && !request.getIllnessIds().isEmpty()){
            queryWrapper.and(q -> { for (Long illnessId : request.getIllnessIds()) { q.or("FIND_IN_SET('" + illnessId + "',good_at)"); } });

        }
        queryWrapper.orderBy("goodRate", false);
        PageDomain pageDomain = TableSupport.buildPageRequest();
        return tocUserInfoMapper.paginateAs(pageDomain.getPageNum(), pageDomain.getPageSize(), queryWrapper, asType);
    }

   public void updateReservePhone(NutritionistRequest request) {
        UpdateChain.of(TocUserInfo.class)
                .set(TocUserInfo::getReservePhone, request.getReservePhone())
                .where(TocUserInfo::getId).eq(request.getUserId())
                .update();
    }

    public StatisticsReturnVo selectRegistrationCodeIncome(StatisticsRequest request) {
        QueryWrapper wrapper = QueryWrapper.create()
                .select(sum(case_().when(SYS_WX_PAY_ORDER.USER_FROM.eq(4)).then(SYS_WX_PAY_ORDER.PAY_MONEY).else_(0.00).end()).as("num1"))
                .select(sum(case_().when(SYS_WX_PAY_ORDER.USER_FROM.eq(5)).then(SYS_WX_PAY_ORDER.PAY_MONEY).else_(0.00).end()).as("num2"))
                .select(sum(case_().when(SYS_WX_PAY_ORDER.USER_FROM.eq(2)).then(SYS_WX_PAY_ORDER.PAY_MONEY).else_(0.00).end()).as("num3"))
                .from(SYS_WX_PAY_ORDER)
                .where(SYS_WX_PAY_ORDER.USER_FROM.in(2,4,5));
        wrapper.eq(SysWxPayOrder::getAgentUserId, request.getAgentId());
        wrapper.between(SysWxPayOrder::getCreateTime, request.getBeginTime(), request.getEndTime());
        wrapper.eq(SysWxPayOrder::getPayState,1);
        return sysWxPayOrderMapper.selectOneByQueryAs(wrapper, StatisticsReturnVo.class);
    }

public List<TocReserveTimeVo> getReserveTimeSlotRule(TocReserveQuery query) {
        QueryWrapper queryWrapper = QueryWrapper.create()
                .select(TOC_RESERVE_TIME_SLOT_RULE.ID.as("slotId"),
                        TOC_RESERVE_TIME_SLOT_RULE.TIME_SLOT,
                        TOC_RESERVE_TIME_SLOT_RULE.MAX_CAPACITY.as("totalAvailable"))
                .select(count(case_().when(TOC_RESERVE_DETAIL.STATUS.eq(1)).then(TOC_RESERVE_DETAIL.ID).else_(null).end()).as("reservedCount"))
                .select(TOC_RESERVE_TIME_SLOT_RULE.MAX_CAPACITY.subtract(count(TOC_RESERVE_DETAIL.ID)) .as("remainingSlots"))
                .from(TOC_RESERVE_TIME_SLOT_RULE)
                .leftJoin(TOC_RESERVE_DETAIL).on(TOC_RESERVE_DETAIL.SLOT_ID.eq(TOC_RESERVE_TIME_SLOT_RULE.ID))
                .where(TOC_RESERVE_TIME_SLOT_RULE.DATE_RULE_ID.eq(query.getId()))
                .groupBy(TOC_RESERVE_TIME_SLOT_RULE.ID, TOC_RESERVE_TIME_SLOT_RULE.TIME_SLOT, TOC_RESERVE_TIME_SLOT_RULE.MAX_CAPACITY);
        return tocReserveTimeSlotRuleMapper.selectListByQueryAs(queryWrapper,TocReserveTimeVo.class);
    }

 public <R> Page<R> dietitianList(DietitianListRequest request, Class<R> asType) {
        QueryWrapper queryWrapper = QueryWrapper.create()
                .select(TOC_USER_INFO.ID,TOC_USER_INFO.NICK_NAME,TOC_USER_INFO.IMG_URL,TOC_USER_INFO.TAG,TOC_USER_INFO.GOOD_AT,TOC_USER_INFO.GOOD_AT_REMARK)
                .select(TOC_NUTRITIONIST_ORDER_NUM.CONSULT_ORDER_NUMBER)
                //计算好评率=好评数目/总订单数目
                .select(TOC_NUTRITIONIST_ORDER_NUM.GOOD_REPUTATION_NUMBER.divide(TOC_NUTRITIONIST_ORDER_NUM.CONSULT_ORDER_NUMBER).as("goodRate1"))
                .select(TOC_NUTRITIONIST_ORDER_NUM.GOOD_REPUTATION_NUMBER.multiply(TOC_NUTRITIONIST_ORDER_NUM.CONSULT_ORDER_NUMBER).as("goodRate2"))
                .select(TOC_NUTRITIONIST_ORDER_NUM.GOOD_REPUTATION_NUMBER.subtract(TOC_NUTRITIONIST_ORDER_NUM.CONSULT_ORDER_NUMBER).as("goodRate3"))
                .select(TOC_NUTRITIONIST_ORDER_NUM.GOOD_REPUTATION_NUMBER.add(TOC_NUTRITIONIST_ORDER_NUM.CONSULT_ORDER_NUMBER).as("goodRate4"))
                .from(TOC_USER_INFO)
                .leftJoin(TOC_NUTRITIONIST_ORDER_NUM).on(TOC_NUTRITIONIST_ORDER_NUM.USER_ID.eq(TOC_USER_INFO.ID));
        queryWrapper.where(TOC_USER_INFO.PLATFORM.eq(3));
        queryWrapper.where(TOC_USER_INFO.USER_TYPE.eq(UserTypeEnum.TOC_DOCTOR));
        PageDomain pageDomain = TableSupport.buildPageRequest();
        return tocUserInfoMapper.paginateAs(pageDomain.getPageNum(), pageDomain.getPageSize(), queryWrapper, asType);
    }

  public <R> Page<R> dietitianList(DietitianListRequest request, Class<R> asType) {
        QueryWrapper queryWrapper = QueryWrapper.create()
                .select(TOC_USER_INFO.ID,TOC_USER_INFO.NICK_NAME,TOC_USER_INFO.IMG_URL,TOC_USER_INFO.TAG,TOC_USER_INFO.GOOD_AT,TOC_USER_INFO.GOOD_AT_REMARK)
                .select(TOC_NUTRITIONIST_ORDER_NUM.CONSULT_ORDER_NUMBER)
                //计算好评率=好评数目/总订单数目
                .select(TOC_NUTRITIONIST_ORDER_NUM.GOOD_REPUTATION_NUMBER.divide(TOC_NUTRITIONIST_ORDER_NUM.CONSULT_ORDER_NUMBER).as("goodRate"))
                .from(TOC_USER_INFO)
                .leftJoin(TOC_NUTRITIONIST_ORDER_NUM).on(TOC_NUTRITIONIST_ORDER_NUM.USER_ID.eq(TOC_USER_INFO.ID));
        queryWrapper.and(TOC_NUTRITIONIST_ORDER_NUM.GOOD_REPUTATION_NUMBER.eq(1).or(TOC_NUTRITIONIST_ORDER_NUM.GOOD_REPUTATION_NUMBER.gt(1)));

        
        PageDomain pageDomain = TableSupport.buildPageRequest();
        return tocUserInfoMapper.paginateAs(pageDomain.getPageNum(), pageDomain.getPageSize(), queryWrapper, asType);
    }

  public int batchUntieGroup(List<Long> relationIds) {
        //每次执行1000条
        Db.executeBatch(relationIds, 1000, TocGroupPatientRelationsMapper.class
                , (mapper, relationId) -> {
                    //下面是具体的执行sql写法
                    UpdateChain.of(mapper)
                            .set(TocGroupPatientRelations::getGroupId, null)
                            .set(TocGroupPatientRelations::getGroupName, "")
                            .where(TocGroupPatientRelations::getRelationId).eq(relationId)
                            .update();
                });
        return Constants.SUCCESS_CODE;
    }