package com.ltkj.mall.service.impl;
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import java.time.LocalDate;
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import java.time.format.DateTimeFormatter;
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import java.util.List;
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import java.util.Random;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.ltkj.common.utils.DateUtils;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import com.ltkj.mall.mapper.MallAftersaleMapper;
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import com.ltkj.mall.domain.MallAftersale;
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import com.ltkj.mall.service.IMallAftersaleService;
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/**
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* 售后Service业务层处理
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*
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* @author ltkj_赵佳豪&李格
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* @date 2023-07-12
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*/
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@Service
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public class MallAftersaleServiceImpl extends ServiceImpl<MallAftersaleMapper,MallAftersale> implements IMallAftersaleService {
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@Autowired
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private MallAftersaleMapper mallAftersaleMapper;
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/**
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* 查询售后
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*
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* @param id 售后主键
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* @return 售后
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*/
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@Override
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public MallAftersale selectMallAftersaleById(Long id) {
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return mallAftersaleMapper.selectMallAftersaleById(id);
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}
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/**
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* 查询售后列表
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*
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* @param mallAftersale 售后
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* @return 售后
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*/
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@Override
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public List<MallAftersale> selectMallAftersaleList(MallAftersale mallAftersale) {
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return mallAftersaleMapper.selectMallAftersaleList(mallAftersale);
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}
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/**
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* 新增售后
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*
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* @param mallAftersale 售后
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* @return 结果
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*/
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@Override
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public int insertMallAftersale(MallAftersale mallAftersale) {
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mallAftersale.setCreateTime(DateUtils.getNowDate());
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return mallAftersaleMapper.insertMallAftersale(mallAftersale);
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}
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/**
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* 修改售后
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*
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* @param mallAftersale 售后
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* @return 结果
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*/
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@Override
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public int updateMallAftersale(MallAftersale mallAftersale) {
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mallAftersale.setUpdateTime(DateUtils.getNowDate());
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return mallAftersaleMapper.updateMallAftersale(mallAftersale);
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}
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/**
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* 批量删除售后
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*
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* @param ids 需要删除的售后主键
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* @return 结果
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*/
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@Override
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public int deleteMallAftersaleByIds(Long[] ids) {
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return mallAftersaleMapper.deleteMallAftersaleByIds(ids);
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}
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/**
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* 删除售后信息
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*
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* @param id 售后主键
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* @return 结果
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*/
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@Override
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public int deleteMallAftersaleById(Long id) {
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return mallAftersaleMapper.deleteMallAftersaleById(id);
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}
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@Override
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public String generateAftersaleSn(Long memberId) {
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DateTimeFormatter df = DateTimeFormatter.ofPattern("yyyyMMdd");
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String now = df.format(LocalDate.now());
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String aftersaleSn = now + getRandomNum(6);
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while (count(new LambdaQueryWrapper<MallAftersale>()
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.eq(MallAftersale::getUserId,memberId)
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.eq(MallAftersale::getAftersaleSn,aftersaleSn)
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) > 0) {
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aftersaleSn = now + getRandomNum(6);
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}
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return "SH"+aftersaleSn;
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}
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private String getRandomNum(Integer num) {
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String base = "0123456789";
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Random random = new Random();
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StringBuffer sb = new StringBuffer();
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for (int i = 0; i < num; i++) {
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int number = random.nextInt(base.length());
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sb.append(base.charAt(number));
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}
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return sb.toString();
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}
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}
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