提交【管理后台】-营销管理模块相关接口

mitao

2024-06-09 c80281c4269623609f5b815d60b241f5462de9cc

 ruoyi-modules/ruoyi-promotion/src/main/java/com/ruoyi/promotion/service/impl/CouponServiceImpl.java

@@ -1,9 +1,41 @@
package com.ruoyi.promotion.service.impl;

import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.google.common.collect.Lists;
import com.ruoyi.common.core.constant.SecurityConstants;
import com.ruoyi.common.core.enums.CouponTypeEnum;
import com.ruoyi.common.core.enums.CouponUseEnum;
import com.ruoyi.common.core.enums.DistributionMethodEnum;
import com.ruoyi.common.core.exception.ServiceException;
import com.ruoyi.common.core.utils.StringUtils;
import com.ruoyi.common.core.utils.page.BeanUtils;
import com.ruoyi.common.core.utils.page.CollUtils;
import com.ruoyi.common.core.utils.page.PageDTO;
import com.ruoyi.promotion.controller.management.dto.MgtCouponDTO;
import com.ruoyi.promotion.controller.management.dto.MgtCouponQuery;
import com.ruoyi.promotion.controller.management.dto.MgtCouponReceiveQuery;
import com.ruoyi.promotion.controller.management.dto.MgtCouponUpdDTO;
import com.ruoyi.promotion.controller.management.vo.CouponReceiveDetailVO;
import com.ruoyi.promotion.controller.management.vo.MgtCouponVO;
import com.ruoyi.promotion.domain.Coupon;
import com.ruoyi.promotion.mapper.CouponMapper;
import com.ruoyi.promotion.service.ICouponMemberService;
import com.ruoyi.promotion.service.ICouponService;
import com.ruoyi.promotion.service.async.AsyncMethodService;
import com.ruoyi.system.api.domain.CouponMember;
import com.ruoyi.system.api.domain.Member;
import com.ruoyi.system.api.domain.Order;
import com.ruoyi.system.api.domain.dto.MemberDTO;
import com.ruoyi.system.api.feignClient.MemberClient;
import com.ruoyi.system.api.feignClient.OrderClient;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.function.Function;
import java.util.stream.Collectors;
import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Service;

/**
@@ -15,6 +47,216 @@
 * @since 2024-05-16
 */
@Service
@RequiredArgsConstructor
public class CouponServiceImpl extends ServiceImpl<CouponMapper, Coupon> implements ICouponService {


    private final AsyncMethodService asyncMethodService;
    private final MemberClient memberClient;
    private final OrderClient orderClient;
    private final ICouponMemberService couponMemberService;

    /**
     * 获取优惠券列表的分页数据
     *
     * @param query 管理后台-优惠券查询对象
     * @return PageDTO<MgtCouponVO>
     */
    @Override
    public PageDTO<MgtCouponVO> getCouponPage(MgtCouponQuery query) {
        Page<Coupon> page = this.lambdaQuery()
                .select(Coupon::getId, Coupon::getCouponName, Coupon::getCouponType,
                        Coupon::getFullReductionAmount, Coupon::getReductionAmount,
                        Coupon::getVoucherAmount, Coupon::getDiscountRate,
                        Coupon::getDistributionMethod, Coupon::getCouponStatus,
                        Coupon::getDescription, Coupon::getCreateTime)
                .like(StringUtils.isNotBlank(query.getCouponName()), Coupon::getCouponName,
                        query.getCouponName())
                .eq(StringUtils.isNotNull(query.getCouponType()), Coupon::getCouponType,
                        query.getCouponType())
                .eq(StringUtils.isNotNull(query.getDistributionMethod()),
                        Coupon::getDistributionMethod, query.getDistributionMethod())
                .page(new Page<>(query.getPageCurr(), query.getPageSize()));
        if (StringUtils.isEmpty(page.getRecords())) {
            return PageDTO.empty(page);
        }
        PageDTO<MgtCouponVO> mgtCouponVOPageDTO = PageDTO.of(page, MgtCouponVO.class);
        List<MgtCouponVO> collect = mgtCouponVOPageDTO.getList().stream().peek(coupon -> {
            if (CouponTypeEnum.FULL_REDUCTION_COUPON.equals(coupon.getCouponType())) {
                coupon.setDetails("满" + coupon.getFullReductionAmount() + "元减"
                        + coupon.getReductionAmount() + "元");
            } else if (CouponTypeEnum.CASH_COUPON.equals(coupon.getCouponType())) {
                coupon.setDetails(coupon.getVoucherAmount().toString());
            } else if (CouponTypeEnum.COUPON.equals(coupon.getCouponType())) {
                coupon.setDetails(coupon.getDiscountRate() + "折");
            }
        }).collect(Collectors.toList());
        mgtCouponVOPageDTO.setList(collect);
        return mgtCouponVOPageDTO;
    }

    /**
     * 添加优惠券
     *
     * @param dto 管理后台-优惠券数据传输对象
     */
    @Override
    public void saveCoupon(MgtCouponDTO dto) {
        // 参数校验
        if (dto.getCouponType().equals(CouponTypeEnum.FULL_REDUCTION_COUPON)) {
            if (StringUtils.isNull(dto.getFullReductionAmount()) || StringUtils.isNull(
                    dto.getReductionAmount())) {
                throw new ServiceException("满减券的满减金额不能为空");
            }
        } else if (dto.getCouponType().equals(CouponTypeEnum.CASH_COUPON) && StringUtils.isNull(
                dto.getVoucherAmount())) {
            throw new ServiceException("代金券的代金券金额不能为空");
        } else if (dto.getCouponType().equals(CouponTypeEnum.COUPON) && StringUtils.isNull(
                dto.getDiscountRate())) {
            throw new ServiceException("折扣券的折扣额度不能为空");
        }
        if (dto.getDistributionMethod().equals(DistributionMethodEnum.SPECIFY_MEMBERSHIP_LEVEL)
                && StringUtils.isBlank(dto.getMemberLevel())) {
            throw new ServiceException("会员等级不能为空");
        } else if (dto.getDistributionMethod().equals(DistributionMethodEnum.DESIGNATED_MEMBERS)
                && StringUtils.isEmpty(dto.getMemberIdList())) {
            throw new ServiceException("会员id列表不能为空");
        }
        Coupon coupon = BeanUtils.copyBean(dto, Coupon.class);
        this.save(coupon);
        List<Long> memberIdList = new ArrayList<>();
        if (dto.getDistributionMethod().equals(DistributionMethodEnum.DESIGNATED_MEMBERS)) {
            memberIdList = dto.getMemberIdList();
        } else if (dto.getDistributionMethod()
                .equals(DistributionMethodEnum.SPECIFY_MEMBERSHIP_LEVEL)) {
            String[] memberLevelsStr = dto.getMemberLevel().replace("，", ",").split(",");
            // 转为List<String>集合
            List<Member> memberList = memberClient.getMemberListByLevel(
                    Lists.newArrayList(memberLevelsStr), SecurityConstants.INNER).getData();
            memberIdList = memberList.stream().map(Member::getId).collect(Collectors.toList());
        } else if (dto.getDistributionMethod().equals(DistributionMethodEnum.ALL_MEMBERS)) {
            List<Member> memberList = memberClient.getMemberListByLevel(
                    CollUtils.emptyList(), SecurityConstants.INNER).getData();
            memberIdList = memberList.stream().map(Member::getId).collect(Collectors.toList());
        }

        // 发放优惠券
        asyncMethodService.issueCoupon(coupon, memberIdList);
    }

    /**
     * 编辑优惠券
     *
     * @param dto 管理后台-优惠券数据传输对象
     */
    @Override
    public void updateCoupon(MgtCouponDTO dto) {
        Coupon coupon = this.getById(dto.getId());
        if (StringUtils.isNull(coupon)) {
            throw new ServiceException("优惠券不存在");
        }
        coupon.setCouponName(dto.getCouponName());
        coupon.setDescription(dto.getDescription());
        this.updateById(coupon);
    }

    @Override
    public void updStatus(MgtCouponUpdDTO dto) {
        this.lambdaUpdate()
                .set(Coupon::getCouponStatus, dto.getCouponStatus())
                .eq(Coupon::getId, dto.getId());
    }

    /**
     * 领取详情
     *
     * @param query 管理后台-优惠券领取详情查询对象
     * @return PageDTO<CouponReceiveDetailVO>
     */
    @Override
    public PageDTO<CouponReceiveDetailVO> getReceiveDetail(MgtCouponReceiveQuery query) {
        MemberDTO memberDTO = null;
        Set<Long> memberIdSet = null;
        if (StringUtils.isNotBlank(query.getRealName()) || StringUtils.isNotBlank(
                query.getPhone())) {
            memberDTO = new MemberDTO();
            memberDTO.setRealName(query.getRealName());
            memberDTO.setPhone(query.getPhone());
        }
        if (StringUtils.isNotNull(memberDTO)) {
            List<Member> data = memberClient.getMemberListByCondition(memberDTO,
                    SecurityConstants.INNER).getData();
            memberIdSet = data.stream().map(Member::getId).collect(Collectors.toSet());
        }
        Page<CouponMember> page = couponMemberService.lambdaQuery()
                .eq(StringUtils.isNotNull(query.getCouponStatus()),
                        CouponMember::getCouponStatus, query.getCouponStatus())
                .in(StringUtils.isNotEmpty(memberIdSet), CouponMember::getMemberId, memberIdSet)
                .eq(CouponMember::getCouponId, query.getId())
                .page(new Page<>(query.getPageCurr(), query.getPageSize()));
        if (StringUtils.isEmpty(page.getRecords())) {
            return PageDTO.empty(page);
        }
        PageDTO<CouponReceiveDetailVO> couponReceiveDetailVOPageDTO = PageDTO.of(page,
                CouponReceiveDetailVO.class);
        // 远程调用会员服务，获取会员信息
        List<Long> memberIdList = page.getRecords().stream().map(CouponMember::getMemberId)
                .collect(Collectors.toList());
        if (StringUtils.isNotEmpty(memberIdList)) {
            List<Member> memberList = memberClient.getMemberListByIds(memberIdList,
                    SecurityConstants.INNER).getData();
            Map<Long, Member> memberMap = memberList.stream()
                    .collect(Collectors.toMap(Member::getId, Function.identity()));
            couponReceiveDetailVOPageDTO.getList().forEach(item -> {
                Member member = memberMap.get(item.getMemberId());
                item.setRealName(member.getRealName());
                item.setPhone(member.getPhone());
            });
        }
        // 远程调用订单服务，获取订单信息
        List<CouponReceiveDetailVO> usedCouponList = couponReceiveDetailVOPageDTO.getList().stream()
                .filter(item -> item.getCouponStatus().equals(
                        CouponUseEnum.USED)).collect(Collectors.toList());
        Set<Long> couponIdSet = usedCouponList.stream().map(CouponReceiveDetailVO::getCouponId)
                .collect(Collectors.toSet());
        Map<String, Order> orderMap = null;
        Map<Long, Member> memberMap = null;
        if (StringUtils.isNotEmpty(usedCouponList)) {
            List<Order> data = orderClient.getOrderByCouponIds(couponIdSet, SecurityConstants.INNER)
                    .getData();
            orderMap = data.stream().collect(
                    Collectors.toMap(order -> order.getCouponId() + "-" + order.getMemberId(),
                            Function.identity()));

        }
        Set<Long> memberSet = couponReceiveDetailVOPageDTO.getList().stream()
                .map(CouponReceiveDetailVO::getMemberId).collect(
                        Collectors.toSet());
        if (StringUtils.isNotEmpty(memberSet)) {
            List<Member> data = memberClient.getMemberListByIds(memberSet, SecurityConstants.INNER)
                    .getData();
            memberMap = data.stream().collect(
                    Collectors.toMap(Member::getId, Function.identity()));
        }
        // 封装VO
        for (CouponReceiveDetailVO couponReceiveDetailVO : couponReceiveDetailVOPageDTO.getList()) {
            if (StringUtils.isNotEmpty(memberMap)) {
                Member member = memberMap.get(couponReceiveDetailVO.getMemberId());
                if (StringUtils.isNotNull(member)) {
                    couponReceiveDetailVO.setRealName(member.getRealName());
                    couponReceiveDetailVO.setPhone(member.getPhone());
                }
            } else if (StringUtils.isNotEmpty(orderMap)) {
                Order order = orderMap.get(couponReceiveDetailVO.getCouponId() + "-"
                        + couponReceiveDetailVO.getMemberId());
                if (StringUtils.isNotNull(order)) {
                    couponReceiveDetailVO.setOrderNo(order.getOrderNo());
                    couponReceiveDetailVO.setCreateTime(order.getCreateTime());
                }
            } else {
                break;
            }
        }
        return couponReceiveDetailVOPageDTO;
    }
}