CityServiceImpl.java
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package com.diligrp.rider.service.impl;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.diligrp.rider.common.exception.BizException;
import com.diligrp.rider.dto.DeliveryPricingConfigDTO;
import com.diligrp.rider.dto.DeliveryPricingRuleDTO;
import com.diligrp.rider.entity.City;
import com.diligrp.rider.entity.DeliveryFeePlan;
import com.diligrp.rider.entity.DeliveryFeePlanDimension;
import com.diligrp.rider.entity.DeliveryFeePlanDistanceStep;
import com.diligrp.rider.entity.DeliveryFeePlanPieceRule;
import com.diligrp.rider.entity.DeliveryFeePlanTimeRule;
import com.diligrp.rider.mapper.CityMapper;
import com.diligrp.rider.mapper.DeliveryFeePlanDimensionMapper;
import com.diligrp.rider.mapper.DeliveryFeePlanDistanceStepMapper;
import com.diligrp.rider.mapper.DeliveryFeePlanMapper;
import com.diligrp.rider.mapper.DeliveryFeePlanPieceRuleMapper;
import com.diligrp.rider.mapper.DeliveryFeePlanTimeRuleMapper;
import com.diligrp.rider.service.CityService;
import com.diligrp.rider.vo.CityVO;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Service;
import java.math.BigDecimal;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
@Service
@RequiredArgsConstructor
public class CityServiceImpl implements CityService {
private final CityMapper cityMapper;
private final DeliveryFeePlanMapper deliveryFeePlanMapper;
private final DeliveryFeePlanDimensionMapper deliveryFeePlanDimensionMapper;
private final DeliveryFeePlanDistanceStepMapper deliveryFeePlanDistanceStepMapper;
private final DeliveryFeePlanPieceRuleMapper deliveryFeePlanPieceRuleMapper;
private final DeliveryFeePlanTimeRuleMapper deliveryFeePlanTimeRuleMapper;
@Override
public List<CityVO> getTree() {
List<City> all = cityMapper.selectList(new LambdaQueryWrapper<City>().orderByAsc(City::getListOrder));
return all.stream().map(this::toVO).collect(Collectors.toList());
}
@Override
public List<CityVO> getOpenList() {
return cityMapper.selectList(new LambdaQueryWrapper<City>()
.eq(City::getStatus, 1)
.orderByAsc(City::getListOrder))
.stream().map(this::toVO).collect(Collectors.toList());
}
@Override
public void add(City city) {
if (city.getAreaCode() != null && !city.getAreaCode().isBlank()) {
Long exists = cityMapper.selectCount(new LambdaQueryWrapper<City>()
.eq(City::getAreaCode, city.getAreaCode()));
if (exists > 0) {
throw new BizException("地区编号已存在");
}
}
cityMapper.insert(city);
initializeDefaultPlan(city.getId());
}
@Override
public void edit(City city) {
City existing = cityMapper.selectById(city.getId());
if (existing == null) {
throw new BizException("城市不存在");
}
cityMapper.updateById(city);
}
@Override
public void setStatus(Long cityId, int status) {
cityMapper.update(null, new LambdaUpdateWrapper<City>()
.eq(City::getId, cityId)
.set(City::getStatus, status));
}
@Override
public DeliveryPricingConfigDTO getConfig(Long cityId) {
City city = cityMapper.selectById(cityId);
if (city == null) {
throw new BizException("城市不存在");
}
DeliveryFeePlan plan = deliveryFeePlanMapper.selectOne(new LambdaQueryWrapper<DeliveryFeePlan>()
.eq(DeliveryFeePlan::getCityId, cityId)
.eq(DeliveryFeePlan::getIsDefault, 1)
.last("LIMIT 1"));
if (plan == null) {
plan = deliveryFeePlanMapper.selectOne(new LambdaQueryWrapper<DeliveryFeePlan>()
.eq(DeliveryFeePlan::getCityId, cityId)
.orderByAsc(DeliveryFeePlan::getListOrder)
.orderByAsc(DeliveryFeePlan::getId)
.last("LIMIT 1"));
}
if (plan == null) {
return createDefaultConfig();
}
List<DeliveryFeePlanDimension> dimensions = deliveryFeePlanDimensionMapper.selectList(
new LambdaQueryWrapper<DeliveryFeePlanDimension>()
.eq(DeliveryFeePlanDimension::getPlanId, plan.getId()));
Map<String, DeliveryFeePlanDimension> dimensionMap = new HashMap<>();
for (DeliveryFeePlanDimension item : dimensions) {
dimensionMap.put(item.getDimensionType(), item);
}
List<DeliveryFeePlanDistanceStep> distanceSteps = deliveryFeePlanDistanceStepMapper.selectList(
new LambdaQueryWrapper<DeliveryFeePlanDistanceStep>()
.eq(DeliveryFeePlanDistanceStep::getPlanId, plan.getId())
.orderByAsc(DeliveryFeePlanDistanceStep::getListOrder)
.orderByAsc(DeliveryFeePlanDistanceStep::getId));
List<DeliveryFeePlanPieceRule> pieceRules = deliveryFeePlanPieceRuleMapper.selectList(
new LambdaQueryWrapper<DeliveryFeePlanPieceRule>()
.eq(DeliveryFeePlanPieceRule::getPlanId, plan.getId())
.orderByAsc(DeliveryFeePlanPieceRule::getListOrder)
.orderByAsc(DeliveryFeePlanPieceRule::getId));
List<DeliveryFeePlanTimeRule> timeRules = deliveryFeePlanTimeRuleMapper.selectList(
new LambdaQueryWrapper<DeliveryFeePlanTimeRule>()
.eq(DeliveryFeePlanTimeRule::getPlanId, plan.getId())
.orderByAsc(DeliveryFeePlanTimeRule::getListOrder)
.orderByAsc(DeliveryFeePlanTimeRule::getId));
DeliveryPricingRuleDTO type6 = new DeliveryPricingRuleDTO();
type6.setMinFee(nvl(plan.getMinFee()));
type6.setFeeMode(2);
DeliveryFeePlanDimension base = dimensionMap.get("base");
if (base != null) {
type6.setBaseSwitch(on(base.getEnabled()));
type6.setBaseFee(nvl(base.getBaseFee()));
}
DeliveryFeePlanDimension distance = dimensionMap.get("distance");
if (distance != null) {
type6.setDistanceSwitch(on(distance.getEnabled()));
type6.setDistanceBasic(nvl(distance.getStartDistance()));
type6.setDistanceBasicMoney(nvl(distance.getStartFee()));
type6.setDistanceType(2);
type6.setDistanceSteps(distanceSteps.stream().map(step -> {
DeliveryPricingRuleDTO.DistanceStepDTO dto = new DeliveryPricingRuleDTO.DistanceStepDTO();
dto.setEndDistance(nvl(step.getEndDistance()));
dto.setUnitDistance(nvl(step.getUnitDistance()));
dto.setUnitFee(nvl(step.getUnitFee()));
dto.setListOrder(step.getListOrder());
return dto;
}).collect(Collectors.toList()));
if (!distanceSteps.isEmpty()) {
type6.setDistanceMoreMoney(nvl(distanceSteps.get(distanceSteps.size() - 1).getUnitFee()));
}
}
DeliveryFeePlanDimension weight = dimensionMap.get("weight");
if (weight != null) {
type6.setWeightSwitch(on(weight.getEnabled()));
type6.setWeightFirst(nvl(weight.getFirstWeight()));
type6.setWeightFirstFee(nvl(weight.getFirstFee()));
type6.setWeightUnitFee(nvl(weight.getUnitWeightFee()));
type6.setWeightCapFee(nvl(weight.getCapFee()));
type6.setWeightBasic(nvl(weight.getFirstWeight()));
type6.setWeightBasicMoney(nvl(weight.getFirstFee()));
type6.setWeightMoreMoney(nvl(weight.getUnitWeightFee()));
}
DeliveryFeePlanDimension piece = dimensionMap.get("piece");
if (piece != null) {
type6.setPieceSwitch(on(piece.getEnabled()));
type6.setPieceRules(pieceRules.stream().map(rule -> {
DeliveryPricingRuleDTO.PieceRuleDTO dto = new DeliveryPricingRuleDTO.PieceRuleDTO();
dto.setStartPiece(rule.getStartPiece());
dto.setEndPiece(rule.getEndPiece());
dto.setFee(nvl(rule.getFee()));
dto.setListOrder(rule.getListOrder());
return dto;
}).collect(Collectors.toList()));
}
DeliveryFeePlanDimension time = dimensionMap.get("time");
if (time != null) {
type6.setTimes(timeRules.stream().map(rule -> {
DeliveryPricingRuleDTO.TimePeriodDTO dto = new DeliveryPricingRuleDTO.TimePeriodDTO();
dto.setStart(rule.getStartMinute());
dto.setEnd(rule.getEndMinute());
dto.setMoney(nvl(rule.getFee()));
dto.setIsOpen(on(rule.getEnabled()));
return dto;
}).collect(Collectors.toList()));
}
DeliveryPricingConfigDTO config = createDefaultConfig();
config.setType6(type6);
config.setDistanceBasic(nvl(plan.getDistanceBasic()));
config.setDistanceBasicTime(plan.getDistanceBasicTime() != null ? plan.getDistanceBasicTime() : 30);
config.setDistanceMoreTime(plan.getDistanceMoreTime() != null ? plan.getDistanceMoreTime() : 10);
config.setRiderDistance(nvl(plan.getRiderDistance()));
config.setRiderTime(plan.getRiderTime());
return config;
}
@Override
public City getById(Long cityId) {
return cityMapper.selectById(cityId);
}
private CityVO toVO(City c) {
CityVO vo = new CityVO();
vo.setId(c.getId());
vo.setPid(c.getPid());
vo.setName(c.getName());
vo.setAreaCode(c.getAreaCode());
vo.setStatus(c.getStatus());
vo.setStatusName(c.getStatus() != null && c.getStatus() == 1 ? "已开通" : "未开通");
vo.setRate(c.getRate());
vo.setListOrder(c.getListOrder());
return vo;
}
private DeliveryPricingConfigDTO createDefaultConfig() {
DeliveryPricingConfigDTO config = new DeliveryPricingConfigDTO();
config.setType(Collections.emptyList());
config.setType6(new DeliveryPricingRuleDTO());
config.setDistanceBasic(BigDecimal.valueOf(3));
config.setDistanceBasicTime(30);
config.setDistanceMoreTime(10);
config.setRiderDistance(BigDecimal.valueOf(3));
return config;
}
private void initializeDefaultPlan(Long cityId) {
long now = System.currentTimeMillis() / 1000;
DeliveryFeePlan plan = new DeliveryFeePlan();
plan.setCityId(cityId);
plan.setName("默认方案");
plan.setIsDefault(1);
plan.setStatus(1);
plan.setListOrder(0);
plan.setRemark("系统初始化");
plan.setMinFee(BigDecimal.ZERO);
plan.setDistanceBasic(BigDecimal.valueOf(3));
plan.setDistanceBasicTime(30);
plan.setDistanceMoreTime(10);
plan.setRiderDistance(BigDecimal.valueOf(3));
plan.setRiderTime(0);
plan.setCreateTime(now);
plan.setUpdateTime(now);
deliveryFeePlanMapper.insert(plan);
upsertDimension(plan.getId(), "base", 0, BigDecimal.ZERO, null, null, null, null, null, null, now);
upsertDimension(plan.getId(), "distance", 1, null, BigDecimal.valueOf(3), BigDecimal.valueOf(4), null, null, null, null, now);
upsertDimension(plan.getId(), "weight", 1, null, null, null, BigDecimal.valueOf(5), BigDecimal.ZERO, BigDecimal.ONE, BigDecimal.valueOf(30), now);
upsertDimension(plan.getId(), "piece", 0, null, null, null, null, null, null, null, now);
upsertDimension(plan.getId(), "time", 0, null, null, null, null, null, null, null, now);
}
private void upsertDimension(Long planId, String type, Integer enabled, BigDecimal baseFee,
BigDecimal startDistance, BigDecimal startFee, BigDecimal firstWeight,
BigDecimal firstFee, BigDecimal unitWeightFee, BigDecimal capFee, long now) {
DeliveryFeePlanDimension dimension = new DeliveryFeePlanDimension();
dimension.setPlanId(planId);
dimension.setDimensionType(type);
dimension.setEnabled(on(enabled));
dimension.setBaseFee(nvl(baseFee));
dimension.setStartDistance(nvl(startDistance));
dimension.setStartFee(nvl(startFee));
dimension.setFirstWeight(nvl(firstWeight));
dimension.setFirstFee(nvl(firstFee));
dimension.setUnitWeightFee(nvl(unitWeightFee));
dimension.setCapFee(nvl(capFee));
dimension.setCreateTime(now);
dimension.setUpdateTime(now);
deliveryFeePlanDimensionMapper.insert(dimension);
}
private BigDecimal nvl(BigDecimal value) {
return value != null ? value : BigDecimal.ZERO;
}
private Integer on(Integer value) {
return value != null && value == 1 ? 1 : 0;
}
}