CloudBillingServiceImpl.java
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package com.zteits.bill.biz.cloudbilling;
import org.apache.commons.lang3.StringUtils;
import com.alibaba.fastjson.JSONObject;
import com.clouds.common.cache.sys.SysCodeValueCacheUtil;
import com.clouds.common.constants.*;
import com.clouds.common.redis.RedisCacheUtil;
import com.clouds.common.utils.ResultUtils;
import com.xiaoleilu.hutool.date.DateUnit;
import com.xiaoleilu.hutool.date.DateUtil;
import com.xiaoleilu.hutool.date.TimeInterval;
import com.zteits.bill.biz.cloudbilling.inner.CloudBillingInnerService;
import com.zteits.bill.dao.whitelist.WhitelistDao;
import com.zteits.bill.domain.WhitelistIsFreeDO;
import com.zteits.charge.constants.FeeTypeEnum;
import com.zteits.charge.entrance.ChargeService;
import com.zteits.charge.model.dto.ChargeResponse;
import com.zteits.charge.model.dto.FreeTimeSegmentDTO;
import com.zteits.charge.model.dto.RuleDTO;
import com.zteits.charge.model.dto.RuleDetailDTO;
import com.zteits.charge.model.request.ChargeRequest;
import com.zteits.charge.model.request.CommonCircleChargeRequest;
import com.zteits.charge.model.request.NatureDayChargeRequest;
import com.zteits.charge.model.request.TimeSegmentChargeRequest;
import com.zteits.clouds.api.apibase.bean.BizResult;
import com.zteits.clouds.api.apibase.constants.ErrorType;
import com.zteits.clouds.api.apibase.exception.AppException;
import com.zteits.clouds.api.apibase.exception.BizException;
import com.zteits.clouds.api.dto.bill.billing.dto.BillingResultDTO;
import com.zteits.clouds.api.dto.bill.cloudbilling.dto.CloudBillingRuleDTO;
import com.zteits.clouds.api.dto.bill.cloudbilling.dto.CloudBillingRuleDetailDTO;
import com.zteits.clouds.api.dto.bill.cloudbilling.dto.CloudRuleCollectDTO;
import com.zteits.clouds.api.dto.bill.cloudbilling.dto.FreeSectionDTO;
import com.zteits.clouds.api.dto.bill.cloudbilling.param.CloudBillingReq;
import com.zteits.clouds.api.dto.bill.whitelist.CarNumIsFreeDTO;
import com.zteits.clouds.api.dto.bill.whitelist.param.QueryCarNumIsWhitelistRequest;
import com.zteits.clouds.api.service.bill.cloudbilling.CloudBillingService;
import com.zteits.clouds.api.service.bill.whitelist.WhitelistService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import javax.annotation.Resource;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
@Component
public class CloudBillingServiceImpl implements CloudBillingService {
private static final Logger log = LoggerFactory.getLogger(CloudBillingServiceImpl.class);
@Resource
private CloudBillingInnerService cloudBillingInnerService;
@Resource
private ChargeService chargeService;
@Autowired
private WhitelistDao whitelistDao;
@Autowired
private WhitelistService whitelistService;
@Autowired
private RedisCacheUtil redisCacheUtil;
// 计费规则缓存的时间-单位 秒
private final Long BILL_CACHE_LIVE_SECONDS = 24 * 60 * 60L;
@Override
public BizResult<BillingResultDTO> billing(CloudBillingReq req) {
validateReq(req);
TimeInterval timer = DateUtil.timer();
log.warn("{}===云平台计费处理=== req:{}", req.getBaseRequest().getRequestId(), JSONObject.toJSONString(req));
timer.start();
//真实车型
Integer realCarType = req.getCarType();
if (!CarTypeEnum.LARGE_CAR.val().equals(realCarType)) {
// 大型车以外的，都按照 小型车计费规则计算
realCarType = CarTypeEnum.SMALL_CAR.val();
}
log.info("云平台计费使用的车辆类型{}", realCarType);
// 计算停车时长，单位为秒
Long parkDuration = DateUtil.between(req.getInTime(), req.getOutTime(), DateUnit.SECOND);
// 白名单货车是否免费，true 的话，计费为0， false的话，正常计费
// 逻辑是: 在停时间小于配置时间，则免费，超过配置时间，从入场时间开始正常计费
boolean isWhiteTruckFree = this.whiteTruckHandler(req, parkDuration);
if (isWhiteTruckFree) {
BillingResultDTO billingResultDTO = new BillingResultDTO();
billingResultDTO.setCarNo(req.getCarNo());
billingResultDTO.setParkDuration(parkDuration);
billingResultDTO.setParkFee(0L);
log.info("白名单货车，小于配置的停车时长，免费;计费请求耗时:{}毫秒", timer.interval());
return new BizResult<>(billingResultDTO);
}
// 先从缓存查询，没有再去数据库查询，然后更新缓存
CloudRuleCollectDTO cloudRuleCollectDTO = this.getCachedRuleCollectInfoByPlNo(req.getPlNo());
if (null == cloudRuleCollectDTO) {
log.error("停车场未找到计费规则-{}", req.getPlNo());
//throw new AppException(ErrorType.BIZ_ERROR, "停车场未找到计费规则-" + req.getPlNo());
BillingResultDTO billingResultDTO = new BillingResultDTO();
billingResultDTO.setCarNo(req.getCarNo());
billingResultDTO.setParkDuration(parkDuration);
billingResultDTO.setParkFee(0L);
return new BizResult<>(billingResultDTO);
}
if (CloudRuleCollectDTO.CAR_TYPE_STRATEGY == cloudRuleCollectDTO.getCarTypeStrategy()) {
// 0 不区分车辆类型 1 区分车辆类型
realCarType = 0;
}
// 获取该停车场对应计费规则 -- 先从缓存查询，没有再去数据库查询，然后更新缓存
CloudBillingRuleDTO cloudBillingRuleDTO = this.getCachedRuleInfoByCollectIdAndCarType(req.getPlNo(), cloudRuleCollectDTO.getRuleCollectId(), realCarType);
if (cloudBillingRuleDTO == null) {
log.error("找不到对应的计费规则{}", JSONObject.toJSONString(req));
// throw new AppException(ErrorType.BIZ_ERROR, "找不到对应的计费规则{}", JSONObject.toJSONString(req));
BillingResultDTO billingResultDTO = new BillingResultDTO();
billingResultDTO.setCarNo(req.getCarNo());
billingResultDTO.setParkDuration(parkDuration);
billingResultDTO.setParkFee(0L);
return new BizResult<>(billingResultDTO);
}
// 获取该停车场对应计费规则详情 -- 先从缓存查询，没有再去数据库查询，然后更新缓存
List<CloudBillingRuleDetailDTO> cloudBillingRuleDetailDTOList = this.getCachedRuleDetailInfoByRuleId(req.getPlNo(), cloudBillingRuleDTO.getRuleId());
if (cloudBillingRuleDetailDTOList == null || cloudBillingRuleDetailDTOList.size() == 0) {
log.error("找不到对应的计费规则详情{}", JSONObject.toJSONString(req));
//throw new AppException(ErrorType.BIZ_ERROR, "找不到对应的计费规则详情{}", JSONObject.toJSONString(req));
BillingResultDTO billingResultDTO = new BillingResultDTO();
billingResultDTO.setCarNo(req.getCarNo());
billingResultDTO.setParkDuration(parkDuration);
billingResultDTO.setParkFee(0L);
return new BizResult<>(billingResultDTO);
}
// 构造免费时段list
List<FreeTimeSegmentDTO> freeTimeSegmentDTOList = new ArrayList<>();
List<FreeSectionDTO> freeSectionDTOList = req.getFreeSectionDTOList();
for (FreeSectionDTO dto : freeSectionDTOList) {
FreeTimeSegmentDTO freeTimeSegmentDTO = new FreeTimeSegmentDTO();
BeanUtils.copyProperties(dto, freeTimeSegmentDTO);
freeTimeSegmentDTOList.add(freeTimeSegmentDTO);
}
int feeType = cloudBillingRuleDTO.getFeeType();
// 构造收费详情
RuleDTO ruleDTO = new RuleDTO();
BeanUtils.copyProperties(cloudBillingRuleDTO, ruleDTO);
// 构造收费详情list
List<RuleDetailDTO> ruleDetailDTOList = new ArrayList<>();
for (CloudBillingRuleDetailDTO temp : cloudBillingRuleDetailDTOList) {
RuleDetailDTO ruleDetailDTO = new RuleDetailDTO();
BeanUtils.copyProperties(temp, ruleDetailDTO);
ruleDetailDTOList.add(ruleDetailDTO);
}
// 拼接查询条件
Date inTime = req.getInTime();
ChargeRequest chargeRequest = new ChargeRequest();
chargeRequest.setRuleDetailList(ruleDetailDTOList);
chargeRequest.setRule(ruleDTO);
chargeRequest.setCarNo(req.getCarNo());
chargeRequest.setInTime(inTime);
chargeRequest.setOutTime(req.getOutTime());
chargeRequest.setPlNo(req.getPlNo());
chargeRequest.setFreeTimeSegmentList(freeTimeSegmentDTOList);
// 获取该停车绑定的计费规则的生效日期。
Date effDate = cloudRuleCollectDTO.getEffDate();
// 如果配置了停车场计费开始日期，则从这个日期以后的时间才收费
if (effDate != null && inTime.before(effDate)) {
chargeRequest.setInTime(effDate);
}
ChargeResponse chargeResponse = null;
// 开始调用计费接口
if (FeeTypeEnum.FEE_TYPE_24_HOURS.getValue() == feeType) {
// 普通循环计费
CommonCircleChargeRequest commonCircleChargeRequest = new CommonCircleChargeRequest();
BeanUtils.copyProperties(chargeRequest, commonCircleChargeRequest);
log.info("云平台普通循环计费请求{}", commonCircleChargeRequest);
chargeResponse = chargeService.commonCircleChargeTemp(commonCircleChargeRequest);
} else if (FeeTypeEnum.FEE_TYPE_DAY_NIGHT.getValue() == feeType) {
// 分时段计费
TimeSegmentChargeRequest timeSegmentChargeRequest = new TimeSegmentChargeRequest();
BeanUtils.copyProperties(chargeRequest, timeSegmentChargeRequest);
log.info("云平台白夜分时段计费请求{}", timeSegmentChargeRequest);
chargeResponse = chargeService.twoSegmentChargeService(timeSegmentChargeRequest);
} else if (FeeTypeEnum.FEE_TYPE_NATURE_DAY.getValue() == feeType) {
// 自然天计费
NatureDayChargeRequest natureDayChargeRequest = new NatureDayChargeRequest();
BeanUtils.copyProperties(chargeRequest, natureDayChargeRequest);
log.info("云平台自然天计费请求{}", JSONObject.toJSON(natureDayChargeRequest));
chargeResponse = chargeService.natureDayChargeService(natureDayChargeRequest);
}
assert chargeResponse != null;
if (0 != chargeResponse.getCode()) {
// 请求返回不为0，说明异常
throw new AppException(ErrorType.BIZ_ERROR, "计费异常" + chargeResponse.getMessage() + "");
}
this.whiteCarChargeOnceHandler(chargeResponse, req);
BillingResultDTO billingResultDTO = new BillingResultDTO();
billingResultDTO.setCarNo(req.getCarNo());
billingResultDTO.setParkDuration(chargeResponse.getDuration());
billingResultDTO.setParkFee(chargeResponse.getFee());
log.warn("云平台计费响应{},计费请求耗时:{}毫秒", JSONObject.toJSON(chargeResponse), timer.interval());
return new BizResult<>(billingResultDTO);
}
/**
* 根据ruleId 获取对应的计费规则详情
* 先从缓存查询，没有再去数据库查询，然后更新缓存
*/
private List<CloudBillingRuleDetailDTO> getCachedRuleDetailInfoByRuleId(String plNo, String ruleId) {
String key = RedisKeyEnum.CLOUD_PARK_CHARGE_RULE.key();
String hashKey = plNo + "_" + "park_rule_details_" + ruleId;
List<CloudBillingRuleDetailDTO> cloudBillingRuleDetailDTOList = redisCacheUtil.hGet(key, hashKey);
if (cloudBillingRuleDetailDTOList == null || cloudBillingRuleDetailDTOList.size() == 0) {
cloudBillingRuleDetailDTOList = cloudBillingInnerService.queryRuleDetailInfoByRuleId(ruleId);
// 不为空的时候，放入缓存
redisCacheUtil.hPut(key, hashKey, cloudBillingRuleDetailDTOList);
}
return cloudBillingRuleDetailDTOList;
}
/**
* 根据collect id以及车辆类型，获取对应的计费规则
* 先从缓存查询，没有再去数据库查询，然后更新缓存
*/
private CloudBillingRuleDTO getCachedRuleInfoByCollectIdAndCarType(String plNo, String ruleCollectId, Integer realCarType) {
// String key = RedisKeyEnum.CLOUD_PARK_CHARGE_RULE.key() + "park_rule:" + ruleCollectId + "_" + realCarType;
String key = RedisKeyEnum.CLOUD_PARK_CHARGE_RULE.key();
String hashKey = plNo + "_" + "park_rule_" +ruleCollectId + "_" + realCarType;
CloudBillingRuleDTO cloudBillingRuleDTO = redisCacheUtil.hGet(key, hashKey);
if (cloudBillingRuleDTO == null) {
cloudBillingRuleDTO = cloudBillingInnerService.queryRuleInfoByCollectIdAndCarType(ruleCollectId, realCarType);
if (cloudBillingRuleDTO != null) {
// 不为空的时候，放入缓存
redisCacheUtil.hPut(key, hashKey, cloudBillingRuleDTO);
}
}
return cloudBillingRuleDTO;
}
/**
* 获取停车场关联的计费规则合集
* 先从缓存查询，没有再去数据库查询，然后更新缓存
*/
private CloudRuleCollectDTO getCachedRuleCollectInfoByPlNo(String plNo) {
String key = RedisKeyEnum.CLOUD_PARK_CHARGE_RULE.key();
String hashKey = plNo + "_park_rule_collection";
CloudRuleCollectDTO dto = redisCacheUtil.hGet(key, hashKey);
if (dto == null) {
dto = cloudBillingInnerService.queryRuleCollectInfoByPlNo(plNo, 0L);
if (dto != null) {
// 不为空的时候，放入缓存
redisCacheUtil.hPut(key, hashKey, dto);
}
}
return dto;
}
// 白名单收费一次逻辑判断
private void whiteCarChargeOnceHandler(ChargeResponse chargeResponse, CloudBillingReq req) {
if (chargeResponse.getFee() > 0) {
// 计费大于0
QueryCarNumIsWhitelistRequest request;
request = new QueryCarNumIsWhitelistRequest();
request.setCarNumber(req.getCarNo());
request.setCarType(req.getCarType());
request.setPlNo(req.getPlNo());
request.setSysCode(req.getSysCode());
request.setCurrentDate(req.getOutTime());
request.setChargerType(WhitelistEnum.CHARGE_TYPE_2.getKey());
BizResult<CarNumIsFreeDTO> bizResult = whitelistService.queryCarNumIsOnlyOneFeeEveryDay(request);
CarNumIsFreeDTO dto = ResultUtils.getBizResultData(bizResult);
if (dto.getIsFree() == CarNumIsFreeDTO.FREE) {
// 白名单免费
chargeResponse.setFee(0L);
}
if (dto.getIsFree() == CarNumIsFreeDTO.NO_FREE && dto.getMaxCharge() != null) {
// 白名单按照固定费率收费
chargeResponse.setFee(dto.getMaxCharge());
}
}
}
/*
白名单货车的处理逻辑：
如果时白名单货车，停车时长小于配置的时间，则免费出场
*/
private boolean whiteTruckHandler(CloudBillingReq req, Long parkDuration) {
String trunkFreeTimeStr = SysCodeValueCacheUtil.queryCodeNameByCodeValue(
CodeValKindEnum.TRUCK_CAR_WHITE_LIST,
CodeValueEnum.TRUCK_CAR_WHITE_LIST_FREE_TIME);
Integer trunkFreeTime = 0;
if (StringUtils.isNotEmpty(trunkFreeTimeStr)) {
trunkFreeTime = Integer.valueOf(trunkFreeTimeStr);
}
log.info("{}===计费处理: 车牌号从缓存中获取货车白名单免费时长{}", req.getBaseRequest().getRequestId(), trunkFreeTimeStr);
if (trunkFreeTime > 0) {
QueryCarNumIsWhitelistRequest request = new QueryCarNumIsWhitelistRequest();
request.setCarNumber(req.getCarNo());
request.setPlNo(req.getPlNo());
request.setCurrentDate(req.getOutTime());
request.setChargerType(WhitelistEnum.CHARGE_TYPE_4.getKey());
// 根据车牌以及停车场编号 获取白名单类型
WhitelistIsFreeDO whitelistIsFreeDO = whitelistDao.queryWhitelistByCarNumAndPlNo(request);
boolean truckFlag = (null != whitelistIsFreeDO
&& WhitelistEnum.CHARGE_TYPE_4.getKey().equals(whitelistIsFreeDO.getChargeType())
);
if (truckFlag) {
log.info("{}===计费处理: 车牌号 {} 属于白名单货车,免费时长为:{}", req.getBaseRequest().getRequestId(), req.getCarNo(),
trunkFreeTime);
return parkDuration <= trunkFreeTime;
}
}
log.warn("缓存中获取货车白名单免费时长=[{}]", trunkFreeTime);
return false;
}
/**
* 请求参数验证
*
* @param req 请求参数
*/
private void validateReq(CloudBillingReq req) {
if (StringUtils.isBlank(req.getCarNo())) {
throw new BizException(ErrorType.PARAMM_NULL, "车牌号");
}
if (StringUtils.isBlank(req.getPlNo())) {
throw new BizException(ErrorType.PARAMM_NULL, "停车场编号");
}
if (null == req.getInTime()) {
throw new BizException(ErrorType.PARAMM_NULL, "进场时间");
}
if (null == req.getOutTime()) {
throw new BizException(ErrorType.PARAMM_NULL, "出场时间");
}
if (null == req.getCarType()) {
throw new BizException(ErrorType.PARAMM_NULL, "车辆类型");
}
}
}