| package com.mzl.flower.service.menber.impl; | 
|   | 
| import com.baomidou.mybatisplus.extension.plugins.pagination.Page; | 
| import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl; | 
| import com.mzl.flower.config.exception.ValidationException; | 
| import com.mzl.flower.config.security.SecurityUtils; | 
| import com.mzl.flower.constant.Constants; | 
| import com.mzl.flower.dto.request.menber.MemberDTO; | 
| import com.mzl.flower.dto.request.menber.MemberQueryDTO; | 
| import com.mzl.flower.dto.response.member.MemberVO; | 
| import com.mzl.flower.entity.menber.Member; | 
| import com.mzl.flower.entity.system.User; | 
| import com.mzl.flower.mapper.customer.CustomerMapper; | 
| import com.mzl.flower.mapper.member.MemberMapper; | 
| import com.mzl.flower.service.menber.MemberService; | 
| import com.mzl.flower.service.system.UserService; | 
| import lombok.RequiredArgsConstructor; | 
| import org.springframework.beans.BeanUtils; | 
| import org.springframework.stereotype.Service; | 
| import org.springframework.transaction.annotation.Transactional; | 
| import org.springframework.util.CollectionUtils; | 
| import org.springframework.util.ObjectUtils; | 
| import org.springframework.util.StringUtils; | 
|   | 
| import java.math.BigDecimal; | 
| import java.util.List; | 
|   | 
| /** | 
|  * @author fanghaowei | 
|  * @version version2.0 | 
|  * @className MemberServiceImpl | 
|  * @date 2024/8/26 | 
|  * @description 会员管理功能逻辑层 | 
|  */ | 
| @Service | 
| @Transactional | 
| @RequiredArgsConstructor | 
| public class MemberServiceImpl extends ServiceImpl<MemberMapper, Member> implements MemberService { | 
|   | 
|     private final MemberMapper memberMapper; | 
|   | 
|     private final CustomerMapper customerMapper; | 
|   | 
|     private final UserService  userService; | 
|   | 
|     @Override | 
|     public void saveMember(MemberDTO memberDTO) { | 
|         //是否已经存在endpoint已经有最大值了,有的话需要删除或者修改 | 
|         if (memberDTO.getEndPoint() == null) { | 
| //            Member pointByIntegerMaxValue = memberMapper.getEndPointByIntegerMaxValue(Integer.MAX_VALUE); | 
| //            if (!ObjectUtils.isEmpty(pointByIntegerMaxValue)) { | 
| //                throw new ValidationException("系统中已经有一条最大值或者空值记录,请删除或者修改再保存"); | 
| //            } else { | 
|                 memberDTO.setEndPoint(Integer.MAX_VALUE); | 
| //            } | 
|         } | 
|         if (StringUtils.isEmpty(memberDTO.getName())) { | 
|             throw new ValidationException("会员等级名称不能为空"); | 
|         } | 
|   | 
|         if (StringUtils.isEmpty(memberDTO.getDiscountType())) { | 
|             throw new ValidationException("会员折扣类型不能为空"); | 
|         } | 
|         if (Constants.DISCOUNT_TYPE.amount.name().equals(memberDTO.getDiscountType()) && StringUtils.isEmpty(memberDTO.getDiscountAmount())) { | 
|             throw new ValidationException("会员折扣固定金额不能为空"); | 
|         } | 
|         if (Constants.DISCOUNT_TYPE.ratio.name().equals(memberDTO.getDiscountType()) && StringUtils.isEmpty(memberDTO.getDiscountRatio())) { | 
|             throw new ValidationException("会员折扣百分比不能为空"); | 
|         } | 
|   | 
|         if (memberDTO.getStartPoint() > memberDTO.getEndPoint()) { | 
|             throw new ValidationException("成长点开始不能大于结束点"); | 
|         } | 
|         if (!StringUtils.isEmpty(memberDTO.getDiscountRatio())) { | 
|             int discountRatio1 = memberDTO.getDiscountRatio().compareTo(BigDecimal.ZERO); | 
|             if (discountRatio1 == -1) { | 
|                 throw new ValidationException("会员折扣百分比不能小于0"); | 
|             } | 
|             int discountRatio2 = memberDTO.getDiscountRatio().compareTo(new BigDecimal(100)); | 
|             if (discountRatio2 == 1) { | 
|                 throw new ValidationException("会员折扣百分比不能大于100"); | 
|             } | 
|         } | 
|         //区间交集判断 | 
|         //查询所有等级 | 
|         List<Member> allMember = memberMapper.getAllMember(); | 
|         allMember.forEach(a -> { | 
|             if (a.getStartPoint() < memberDTO.getEndPoint() && a.getEndPoint() > memberDTO.getStartPoint()) { | 
|                 throw new ValidationException("存在交集,不允许保存"); | 
|             } | 
|         }); | 
|         if (!StringUtils.isEmpty(memberDTO.getDiscountAmount())) { | 
|             int discountAmount = memberDTO.getDiscountAmount().compareTo(BigDecimal.ZERO); | 
|             if (discountAmount == -1) { | 
|                 throw new ValidationException("会员折扣固定金额不能小于0"); | 
|             } | 
|         } | 
|   | 
|         //保存时判断是否有重复的名称 | 
|         Member memberByName = memberMapper.getMemberByName(memberDTO.getName()); | 
|         if (!ObjectUtils.isEmpty(memberByName)) { | 
|             throw new ValidationException("会员等级名称重复"); | 
|         } | 
|         Member member = new Member(); | 
|         BeanUtils.copyProperties(memberDTO, member); | 
|         member.create(SecurityUtils.getUserId()); | 
|         memberMapper.insert(member); | 
|         //更新会员等级 | 
|         customerMapper.updateMemberLevelByPoint(member.getId(), memberDTO.getStartPoint(), memberDTO.getEndPoint()); | 
|   | 
|     } | 
|   | 
|     @Override | 
|     public void updateMember(MemberDTO memberDTO) { | 
|         Member memberInfo = memberMapper.selectById(memberDTO.getId()); | 
|         if (memberInfo == null) { | 
|             throw new ValidationException("会员等级信息不存在"); | 
|         } | 
|         if (StringUtils.isEmpty(memberDTO.getDiscountType())) { | 
|             throw new ValidationException("会员折扣类型不能为空"); | 
|         } | 
|         if (Constants.DISCOUNT_TYPE.amount.name().equals(memberDTO.getDiscountType()) && StringUtils.isEmpty(memberDTO.getDiscountAmount())) { | 
|             throw new ValidationException("会员折扣固定金额不能为空"); | 
|         } | 
|         if (Constants.DISCOUNT_TYPE.ratio.name().equals(memberDTO.getDiscountType()) && StringUtils.isEmpty(memberDTO.getDiscountRatio())) { | 
|             throw new ValidationException("会员折扣百分比不能为空"); | 
|         } | 
|         if (!StringUtils.isEmpty(memberDTO.getDiscountRatio())) { | 
|             int discountRatio1 = memberDTO.getDiscountRatio().compareTo(BigDecimal.ZERO); | 
|             if (discountRatio1 == -1) { | 
|                 throw new ValidationException("会员折扣百分比不能小于0"); | 
|             } | 
|             int discountRatio2 = memberDTO.getDiscountRatio().compareTo(new BigDecimal(100)); | 
|             if (discountRatio2 == 1) { | 
|                 throw new ValidationException("会员折扣百分比不能大于100"); | 
|             } | 
|         } | 
|         if (!StringUtils.isEmpty(memberDTO.getDiscountAmount())) { | 
|             int discountAmount = memberDTO.getDiscountAmount().compareTo(BigDecimal.ZERO); | 
|             if (discountAmount == -1) { | 
|                 throw new ValidationException("会员折扣固定金额不能小于0"); | 
|             } | 
|         } | 
|         Member memberTemp = memberMapper.getMemberByName(memberDTO.getName()); | 
|         //判断如果按照会员等级查询到得名称和当前得Id不一致,不能修改。 | 
|         if (!ObjectUtils.isEmpty(memberTemp)) { | 
|             if (memberTemp.getId() != memberDTO.getId()) { | 
|                 throw new ValidationException("已存在会员等级名称,无法修改"); | 
|             } | 
|         } | 
|         //是否已经存在endpoint已经有最大值了,有的话需要删除或者修改 | 
| //        if (memberDTO.getEndPoint() == null && memberInfo.getEndPoint() != Integer.MAX_VALUE) { | 
| //            Member pointByIntegerMaxValue = memberMapper.getEndPointByIntegerMaxValue(Integer.MAX_VALUE); | 
| //            if (!ObjectUtils.isEmpty(pointByIntegerMaxValue)) { | 
| //                throw new ValidationException("系统中已经有一条最大值或者空值记录,请删除或者修改再保存"); | 
| //            } else { | 
| //                memberDTO.setEndPoint(Integer.MAX_VALUE); | 
| //            } | 
| //        } else if (memberDTO.getEndPoint() == null && memberInfo.getEndPoint() == Integer.MAX_VALUE) { | 
| //            memberDTO.setEndPoint(Integer.MAX_VALUE); | 
| //        } | 
|   | 
|         if (memberDTO.getEndPoint() == null) { | 
|             if (memberInfo.getEndPoint() != Integer.MAX_VALUE) { | 
|                 Member pointByIntegerMaxValue = memberMapper.getEndPointByIntegerMaxValue(Integer.MAX_VALUE); | 
|                 if (!ObjectUtils.isEmpty(pointByIntegerMaxValue)) { | 
|                     throw new ValidationException("系统中已经有一条最大值或者空值记录,请删除或者修改再保存"); | 
|                 } else { | 
|                     memberDTO.setEndPoint(Integer.MAX_VALUE); | 
|                 } | 
|             } else { | 
|                 memberDTO.setEndPoint(Integer.MAX_VALUE); | 
|             } | 
|         } | 
|   | 
|         if (memberDTO.getStartPoint() > memberDTO.getEndPoint()) { | 
|             throw new ValidationException("成长点开始不能大于结束"); | 
|         } | 
|         //区间交集判断 | 
|         //查询所有等级 | 
|         List<Member> allMember = memberMapper.getOtherAllMember(memberDTO.getId()); | 
|         allMember.forEach(a -> { | 
|             if (a.getStartPoint() < memberDTO.getEndPoint() && a.getEndPoint() > memberDTO.getStartPoint()) { | 
|                 throw new ValidationException("存在交集,不允许修改"); | 
|             } | 
|         }); | 
|   | 
|         //更新会员等级 | 
|         if (memberInfo.getStartPoint() != memberDTO.getStartPoint() || memberInfo.getEndPoint() != memberDTO.getEndPoint()) { | 
|             customerMapper.updateMemberLevelByPoint(memberInfo.getId(), memberDTO.getStartPoint(), memberDTO.getEndPoint()); | 
|         } | 
|   | 
|         BeanUtils.copyProperties(memberDTO,memberInfo); | 
|         memberInfo.update(SecurityUtils.getUserId()); | 
|         memberMapper.updateById(memberInfo); | 
|   | 
|     } | 
|   | 
|     @Override | 
|     public void deleteMember(String id) { | 
|         if(id.equals(Constants.DEFAULT_MEMBER_ID)){ | 
|             throw new ValidationException("默认普通会员只能编辑,不能删除"); | 
|         } | 
|         Member member = memberMapper.selectById(id); | 
|         if (member == null) { | 
|             throw new ValidationException("会员等级信息不存在"); | 
|         } | 
|         Integer levelId = customerMapper.getByLevelId(id); | 
|         if (levelId > 0) { | 
|             throw new ValidationException("当前会员等级用户已使用,无法删除"); | 
|         } | 
|         memberMapper.deleteById(id); | 
|     } | 
|   | 
|     @Override | 
|     public Page<MemberVO> queryPage(MemberQueryDTO memberQueryDTO, Page page) { | 
|         List<MemberVO> list = memberMapper.queryPage(memberQueryDTO, page); | 
|         if(!CollectionUtils.isEmpty(list)){ | 
|             list.forEach(l->{ | 
|                 if (!StringUtils.isEmpty(l.getUpdateBy())) { | 
|                     User userById = userService.getUserById(l.getUpdateBy()); | 
|                     if(!ObjectUtils.isEmpty(userById)){ | 
|                         l.setCreateName(userById.getNickName()); | 
|                     } | 
|                 } | 
|             }); | 
|         } | 
|         page.setRecords(list); | 
|         return page; | 
|     } | 
| } |