package com.ruoyi.other.service.impl;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.ruoyi.common.core.exception.ServiceException;
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import com.ruoyi.common.core.utils.StringUtils;
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import com.ruoyi.common.core.web.page.PageInfo;
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import com.ruoyi.other.api.domain.TExchangeCodeDetail;
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import com.ruoyi.other.api.domain.TExchangeCodePackage;
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import com.ruoyi.other.api.domain.TExchangeCodePackageSpec;
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import com.ruoyi.other.api.domain.TExchangeCodeUseRecord;
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import com.ruoyi.other.api.dto.ExchangeCodeBindDTO;
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import com.ruoyi.other.api.dto.ExchangeCodeConsumeDTO;
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import com.ruoyi.other.api.dto.ExchangeCodePackageSaveDTO;
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import com.ruoyi.other.api.dto.ExchangeCodePackageSpecDTO;
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import com.ruoyi.other.api.vo.ExchangeCodeBindResultVO;
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import com.ruoyi.other.api.vo.ExchangeCodeConsumeResultVO;
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import com.ruoyi.other.api.vo.ExchangeCodePackageDetailVO;
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import com.ruoyi.other.api.vo.ExchangeCodePackageSpecVO;
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import com.ruoyi.other.mapper.TExchangeCodeDetailMapper;
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import com.ruoyi.other.mapper.TExchangeCodePackageMapper;
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import com.ruoyi.other.mapper.TExchangeCodePackageSpecMapper;
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import com.ruoyi.other.mapper.TExchangeCodeUseRecordMapper;
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import com.ruoyi.other.query.ExchangeCodeBatchInvalidDTO;
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import com.ruoyi.other.query.ExchangeCodeDetailQuery;
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import com.ruoyi.other.query.ExchangeCodePackageQuery;
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import com.ruoyi.other.service.TExchangeCodePackageService;
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import com.ruoyi.other.vo.ExchangeCodeBatchInvalidResultVO;
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import com.ruoyi.other.vo.ExchangeCodeDetailVO;
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import org.springframework.beans.BeanUtils;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import javax.annotation.Resource;
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import java.math.BigDecimal;
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import java.math.RoundingMode;
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import java.time.LocalDateTime;
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import java.time.format.DateTimeFormatter;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Objects;
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import java.util.UUID;
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import java.util.stream.Collectors;
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@Service
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public class TExchangeCodePackageServiceImpl extends ServiceImpl<TExchangeCodePackageMapper, TExchangeCodePackage>
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implements TExchangeCodePackageService {
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private static final Integer STATUS_ENABLE = 1;
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private static final Integer STATUS_DISABLE = 2;
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private static final Integer CODE_STATUS_UNBOUND = 1;
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private static final Integer CODE_STATUS_BOUND = 2;
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private static final Integer CODE_STATUS_INVALID = 3;
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private static final DateTimeFormatter BATCH_FORMATTER = DateTimeFormatter.ofPattern("yyyyMMddHHmmss");
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@Resource
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private TExchangeCodePackageSpecMapper packageSpecMapper;
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@Resource
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private TExchangeCodeDetailMapper codeDetailMapper;
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@Resource
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private TExchangeCodeUseRecordMapper useRecordMapper;
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@Override
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public PageInfo<TExchangeCodePackage> pageList(ExchangeCodePackageQuery query) {
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PageInfo<TExchangeCodePackage> pageInfo = new PageInfo<>(query.getPageCurr(), query.getPageSize());
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List<TExchangeCodePackage> records = this.baseMapper.pageList(pageInfo, query);
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pageInfo.setRecords(records);
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return pageInfo;
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void savePackage(ExchangeCodePackageSaveDTO dto) {
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validateSaveDTO(dto, false);
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TExchangeCodePackage entity = buildPackageEntity(dto, new TExchangeCodePackage());
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this.save(entity);
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saveSpecsAndCodes(entity.getId(), dto.getSpecList(), dto.getInventory(), null);
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refreshPackageStats(entity.getId());
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void updatePackage(ExchangeCodePackageSaveDTO dto) {
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if (dto.getId() == null) {
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throw new ServiceException("卡包ID不能为空");
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}
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validateSaveDTO(dto, true);
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TExchangeCodePackage old = this.getById(dto.getId());
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if (old == null) {
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throw new ServiceException("卡包不存在");
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}
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if (dto.getInventory() < old.getInventory()) {
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throw new ServiceException("编辑时库存只能增加");
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}
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TExchangeCodePackage entity = buildPackageEntity(dto, old);
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this.updateById(entity);
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packageSpecMapper.delete(new QueryWrapper<TExchangeCodePackageSpec>().eq("package_id", dto.getId()));
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saveSpecsAndCodes(dto.getId(), dto.getSpecList(), dto.getInventory(), old.getInventory());
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refreshPackageStats(dto.getId());
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void deletePackage(String ids) {
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if (!StringUtils.hasText(ids)) {
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throw new ServiceException("卡包ID不能为空");
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}
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List<Long> idList = Arrays.stream(ids.split(","))
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.filter(StringUtils::hasText)
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.map(Long::valueOf)
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.collect(Collectors.toList());
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if (idList.isEmpty()) {
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throw new ServiceException("卡包ID不能为空");
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}
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Long boundCount = codeDetailMapper.selectCount(new QueryWrapper<TExchangeCodeDetail>()
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.in("package_id", idList)
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.eq("status", CODE_STATUS_BOUND)
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.eq("del_flag", 0));
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if (boundCount != null && boundCount > 0) {
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throw new ServiceException("存在已绑定兑换码，不允许删除");
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}
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this.removeByIds(idList);
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packageSpecMapper.delete(new QueryWrapper<TExchangeCodePackageSpec>().in("package_id", idList));
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codeDetailMapper.delete(new QueryWrapper<TExchangeCodeDetail>().in("package_id", idList));
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}
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@Override
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public ExchangeCodePackageDetailVO getDetail(Long id) {
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TExchangeCodePackage entity = this.getById(id);
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if (entity == null) {
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throw new ServiceException("卡包不存在");
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}
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refreshPackageStats(id);
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entity = this.getById(id);
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ExchangeCodePackageDetailVO detailVO = new ExchangeCodePackageDetailVO();
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BeanUtils.copyProperties(entity, detailVO);
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List<TExchangeCodePackageSpec> specs = packageSpecMapper.selectList(new QueryWrapper<TExchangeCodePackageSpec>()
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.eq("package_id", id)
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.orderByAsc("sort", "id"));
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List<ExchangeCodePackageSpecVO> specVOList = new ArrayList<>();
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for (TExchangeCodePackageSpec spec : specs) {
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ExchangeCodePackageSpecVO vo = new ExchangeCodePackageSpecVO();
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BeanUtils.copyProperties(spec, vo);
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Long boundCount = codeDetailMapper.selectCount(new QueryWrapper<TExchangeCodeDetail>()
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.eq("package_spec_id", spec.getId())
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.eq("status", CODE_STATUS_BOUND)
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.eq("del_flag", 0));
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Long unboundCount = codeDetailMapper.selectCount(new QueryWrapper<TExchangeCodeDetail>()
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.eq("package_spec_id", spec.getId())
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.eq("status", CODE_STATUS_UNBOUND)
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.eq("del_flag", 0));
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vo.setBoundCount(boundCount == null ? 0 : boundCount.intValue());
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vo.setUnboundCount(unboundCount == null ? 0 : unboundCount.intValue());
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specVOList.add(vo);
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}
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detailVO.setSpecList(specVOList);
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return detailVO;
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}
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@Override
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public PageInfo<ExchangeCodeDetailVO> codePage(ExchangeCodeDetailQuery query) {
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PageInfo<ExchangeCodeDetailVO> pageInfo = new PageInfo<>(query.getPageCurr(), query.getPageSize());
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List<ExchangeCodeDetailVO> records = codeDetailMapper.pageList(pageInfo, query);
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pageInfo.setRecords(records);
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return pageInfo;
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}
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@Override
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public List<ExchangeCodeDetailVO> exportCodes(ExchangeCodeDetailQuery query) {
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return codeDetailMapper.exportList(query);
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public ExchangeCodeBatchInvalidResultVO batchInvalidate(ExchangeCodeBatchInvalidDTO dto) {
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if (dto.getPackageId() == null || dto.getDetailIds() == null || dto.getDetailIds().isEmpty()) {
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throw new ServiceException("请选择需要失效的兑换码");
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}
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int success = 0;
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int skip = 0;
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List<TExchangeCodeDetail> details = codeDetailMapper.selectBatchIds(dto.getDetailIds());
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for (TExchangeCodeDetail detail : details) {
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if (!Objects.equals(detail.getPackageId(), dto.getPackageId())) {
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continue;
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}
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if (Objects.equals(detail.getStatus(), CODE_STATUS_UNBOUND)) {
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detail.setStatus(CODE_STATUS_INVALID);
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detail.setInvalidTime(LocalDateTime.now());
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detail.setInvalidReason("后台批量失效");
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codeDetailMapper.updateById(detail);
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success++;
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} else {
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skip++;
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}
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}
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refreshPackageStats(dto.getPackageId());
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return new ExchangeCodeBatchInvalidResultVO(success, skip);
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}
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@Override
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public List<ExchangeCodeDetailVO> listDownloadableCodes(Long packageId, boolean onlyUnbound) {
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ExchangeCodeDetailQuery query = new ExchangeCodeDetailQuery();
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query.setPackageId(packageId);
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if (onlyUnbound) {
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query.setStatus(CODE_STATUS_UNBOUND);
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}
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return exportCodes(query);
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}
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@Override
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public ExchangeCodeDetailVO getCodeDetail(Long id) {
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TExchangeCodeDetail detail = codeDetailMapper.selectById(id);
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if (detail == null || Boolean.TRUE.equals(detail.getDelFlag())) {
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throw new ServiceException("兑换码不存在");
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}
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ExchangeCodeDetailVO vo = new ExchangeCodeDetailVO();
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BeanUtils.copyProperties(detail, vo);
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if (detail.getPackageSpecId() != null) {
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TExchangeCodePackageSpec spec = packageSpecMapper.selectById(detail.getPackageSpecId());
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if (spec != null) {
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vo.setAmount(spec.getAmount());
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vo.setQuantity(spec.getQuantity());
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}
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}
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return vo;
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public ExchangeCodeBindResultVO bindExchangeCode(ExchangeCodeBindDTO dto, Long userId, String phone) {
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if (!StringUtils.hasText(dto.getCode()) || !StringUtils.hasText(dto.getPassword())) {
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throw new ServiceException("兑换码或密码不能为空");
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}
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TExchangeCodeDetail detail = codeDetailMapper.selectOne(new QueryWrapper<TExchangeCodeDetail>()
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.eq("code", dto.getCode())
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.eq("password", dto.getPassword())
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.last("limit 1"));
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if (detail == null) {
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throw new ServiceException("兑换码或密码错误");
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}
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TExchangeCodePackage exchangePackage = this.getById(detail.getPackageId());
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if (exchangePackage == null || !Objects.equals(exchangePackage.getStatus(), STATUS_ENABLE)) {
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throw new ServiceException("卡包已下架");
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}
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if (exchangePackage.getExpireTime() != null && exchangePackage.getExpireTime().isBefore(LocalDateTime.now())) {
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throw new ServiceException("已失效");
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}
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if (Objects.equals(detail.getStatus(), CODE_STATUS_INVALID)) {
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throw new ServiceException("卡号失效");
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}
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if (Objects.equals(detail.getStatus(), CODE_STATUS_BOUND)) {
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throw new ServiceException("兑换码已绑定");
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}
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String bindPhone = StringUtils.hasText(dto.getPhone()) ? dto.getPhone() : phone;
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if (!StringUtils.hasText(bindPhone)) {
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throw new ServiceException("绑定手机号不能为空");
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}
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if (Objects.equals(exchangePackage.getUnlimitedReceiveLimit(), 0) && exchangePackage.getReceiveLimit() != null) {
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Long bindCount = codeDetailMapper.selectCount(new QueryWrapper<TExchangeCodeDetail>()
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.eq("package_id", exchangePackage.getId())
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.eq("bind_phone", bindPhone)
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.eq("status", CODE_STATUS_BOUND)
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.eq("del_flag", 0));
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if (bindCount >= exchangePackage.getReceiveLimit()) {
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throw new ServiceException("该手机号领取次数已达上限");
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}
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}
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detail.setStatus(CODE_STATUS_BOUND);
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detail.setBindUserId(userId);
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detail.setBindPhone(bindPhone);
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detail.setBindTime(LocalDateTime.now());
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codeDetailMapper.updateById(detail);
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refreshPackageStats(exchangePackage.getId());
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ExchangeCodeBindResultVO resultVO = new ExchangeCodeBindResultVO();
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resultVO.setDetailId(detail.getId());
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resultVO.setPackageId(exchangePackage.getId());
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resultVO.setPackageName(exchangePackage.getPackageName());
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resultVO.setBindPhone(bindPhone);
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return resultVO;
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}
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@Override
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public Map<Long, BigDecimal> getUserExchangeCodeBalanceMap(List<Long> userIds) {
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Map<Long, BigDecimal> result = new HashMap<>();
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if (userIds == null || userIds.isEmpty()) {
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return result;
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}
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List<TExchangeCodeDetail> details = codeDetailMapper.selectList(new QueryWrapper<TExchangeCodeDetail>()
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.in("bind_user_id", userIds)
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.eq("status", CODE_STATUS_BOUND)
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.eq("del_flag", 0));
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for (TExchangeCodeDetail detail : details) {
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BigDecimal remainAmount = getDetailRemainAmount(detail);
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if (remainAmount.compareTo(BigDecimal.ZERO) > 0) {
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result.merge(detail.getBindUserId(), remainAmount, BigDecimal::add);
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}
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}
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return result;
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public ExchangeCodeConsumeResultVO consumeBalance(ExchangeCodeConsumeDTO dto) {
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if (dto == null || dto.getUserId() == null || dto.getOrderId() == null || dto.getAmount() == null) {
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throw new ServiceException("扣减参数不能为空");
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}
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ExchangeCodeConsumeResultVO resultVO = new ExchangeCodeConsumeResultVO();
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BigDecimal requestedAmount = dto.getAmount().setScale(2, RoundingMode.HALF_UP);
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if (requestedAmount.compareTo(BigDecimal.ZERO) <= 0) {
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resultVO.setDeductedAmount(BigDecimal.ZERO.setScale(2, RoundingMode.HALF_UP));
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return resultVO;
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}
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List<TExchangeCodeUseRecord> existingRecords = useRecordMapper.selectList(new QueryWrapper<TExchangeCodeUseRecord>()
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.eq("order_id", dto.getOrderId())
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.eq("del_flag", 0));
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if (!existingRecords.isEmpty()) {
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BigDecimal deducted = existingRecords.stream()
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.map(TExchangeCodeUseRecord::getUsedAmount)
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.filter(Objects::nonNull)
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.reduce(BigDecimal.ZERO, BigDecimal::add)
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.setScale(2, RoundingMode.HALF_UP);
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resultVO.setDeductedAmount(deducted);
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return resultVO;
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}
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BigDecimal remainingNeed = requestedAmount;
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BigDecimal deductedAmount = BigDecimal.ZERO;
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List<TExchangeCodeDetail> details = codeDetailMapper.selectList(new QueryWrapper<TExchangeCodeDetail>()
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.eq("bind_user_id", dto.getUserId())
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.eq("status", CODE_STATUS_BOUND)
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.eq("del_flag", 0)
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.orderByAsc("bind_time", "id"));
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for (TExchangeCodeDetail detail : details) {
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if (remainingNeed.compareTo(BigDecimal.ZERO) <= 0) {
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break;
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}
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BigDecimal remainAmount = getDetailRemainAmount(detail);
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if (remainAmount.compareTo(BigDecimal.ZERO) <= 0) {
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continue;
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}
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BigDecimal useAmount = remainAmount.min(remainingNeed).setScale(2, RoundingMode.HALF_UP);
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detail.setUsedAmount(defaultMoney(detail.getUsedAmount()).add(useAmount).setScale(2, RoundingMode.HALF_UP));
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codeDetailMapper.updateById(detail);
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TExchangeCodeUseRecord record = new TExchangeCodeUseRecord();
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record.setDetailId(detail.getId());
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record.setOrderId(dto.getOrderId());
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record.setUserId(dto.getUserId());
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record.setUsedAmount(useAmount);
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useRecordMapper.insert(record);
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remainingNeed = remainingNeed.subtract(useAmount);
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deductedAmount = deductedAmount.add(useAmount);
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}
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resultVO.setDeductedAmount(deductedAmount.setScale(2, RoundingMode.HALF_UP));
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return resultVO;
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}
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private BigDecimal getDetailRemainAmount(TExchangeCodeDetail detail) {
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if (detail == null || detail.getPackageSpecId() == null) {
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return BigDecimal.ZERO.setScale(2, RoundingMode.HALF_UP);
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}
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TExchangeCodePackageSpec spec = packageSpecMapper.selectById(detail.getPackageSpecId());
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if (spec == null || spec.getAmount() == null) {
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return BigDecimal.ZERO.setScale(2, RoundingMode.HALF_UP);
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}
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BigDecimal remainAmount = spec.getAmount().subtract(defaultMoney(detail.getUsedAmount()));
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return remainAmount.compareTo(BigDecimal.ZERO) < 0
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? BigDecimal.ZERO.setScale(2, RoundingMode.HALF_UP)
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: remainAmount.setScale(2, RoundingMode.HALF_UP);
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}
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private TExchangeCodePackage buildPackageEntity(ExchangeCodePackageSaveDTO dto, TExchangeCodePackage entity) {
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entity.setPackageName(dto.getPackageName());
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entity.setCoverPicture(dto.getCoverPicture());
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entity.setDetailsPicture(dto.getDetailsPicture());
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entity.setExchangeDescription(dto.getExchangeDescription());
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entity.setRemark(dto.getRemark());
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entity.setInventory(dto.getInventory());
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entity.setUnlimitedReceiveLimit(dto.getUnlimitedReceiveLimit());
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entity.setReceiveLimit(Objects.equals(dto.getUnlimitedReceiveLimit(), 1) ? null : dto.getReceiveLimit());
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entity.setFinanceReceivedAmount(defaultMoney(dto.getFinanceReceivedAmount()));
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entity.setGiftAmount(defaultMoney(dto.getGiftAmount()));
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entity.setTotalAmount(defaultMoney(dto.getTotalAmount()));
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entity.setExpireTime(dto.getExpireTime());
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entity.setStatus(dto.getStatus());
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return entity;
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}
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private void validateSaveDTO(ExchangeCodePackageSaveDTO dto, boolean editing) {
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if (!StringUtils.hasText(dto.getPackageName())) {
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throw new ServiceException("请输入卡包名称");
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}
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if (dto.getInventory() == null || dto.getInventory() <= 0) {
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throw new ServiceException("库存必须大于0");
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}
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if (dto.getExpireTime() != null && dto.getExpireTime().isBefore(LocalDateTime.now())) {
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throw new ServiceException("截止领取时间不能早于当前时间");
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}
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if (!Objects.equals(dto.getUnlimitedReceiveLimit(), 1)
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&& (dto.getReceiveLimit() == null || dto.getReceiveLimit() <= 0)) {
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throw new ServiceException("请输入领取限制次数");
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}
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if (dto.getSpecList() == null || dto.getSpecList().isEmpty()) {
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throw new ServiceException("请至少添加一个规格");
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}
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if (dto.getStatus() == null) {
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dto.setStatus(STATUS_DISABLE);
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}
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BigDecimal finance = defaultMoney(dto.getFinanceReceivedAmount());
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BigDecimal gift = defaultMoney(dto.getGiftAmount());
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BigDecimal total = defaultMoney(dto.getTotalAmount());
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if (finance.add(gift).compareTo(total) != 0) {
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throw new ServiceException("财务实收 + 赠送金额 必须等于规格总金额");
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}
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BigDecimal specTotal = BigDecimal.ZERO;
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int quantityTotal = 0;
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for (ExchangeCodePackageSpecDTO spec : dto.getSpecList()) {
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if (spec.getAmount() == null || spec.getAmount().compareTo(BigDecimal.ZERO) < 0) {
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throw new ServiceException("规格金额不正确");
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}
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if (spec.getQuantity() == null || spec.getQuantity() <= 0) {
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throw new ServiceException("规格数量必须大于0");
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}
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BigDecimal subtotal = spec.getAmount().multiply(BigDecimal.valueOf(spec.getQuantity()))
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.setScale(2, RoundingMode.HALF_UP);
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spec.setSubtotalAmount(subtotal);
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specTotal = specTotal.add(subtotal);
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quantityTotal += spec.getQuantity();
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}
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if (specTotal.compareTo(total) != 0) {
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throw new ServiceException("总额必须等于所有规格金额乘数量之和");
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}
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if (quantityTotal != dto.getInventory()) {
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throw new ServiceException(editing ? "编辑后的库存必须等于规格数量总和" : "库存必须等于规格数量总和");
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}
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allocateDiscount(dto.getSpecList(), gift, total);
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}
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private void allocateDiscount(List<ExchangeCodePackageSpecDTO> specList, BigDecimal giftAmount, BigDecimal totalAmount) {
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if (giftAmount.compareTo(BigDecimal.ZERO) == 0 || totalAmount.compareTo(BigDecimal.ZERO) == 0) {
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for (ExchangeCodePackageSpecDTO spec : specList) {
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spec.setDiscountAmount(BigDecimal.ZERO.setScale(2, RoundingMode.HALF_UP));
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}
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return;
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}
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BigDecimal allocated = BigDecimal.ZERO;
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for (int i = 0; i < specList.size(); i++) {
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ExchangeCodePackageSpecDTO spec = specList.get(i);
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BigDecimal discount;
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if (i == specList.size() - 1) {
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discount = giftAmount.subtract(allocated).setScale(2, RoundingMode.HALF_UP);
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} else {
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discount = spec.getSubtotalAmount().multiply(giftAmount)
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.divide(totalAmount, 2, RoundingMode.HALF_UP);
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allocated = allocated.add(discount);
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}
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spec.setDiscountAmount(discount);
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}
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}
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private void saveSpecsAndCodes(Long packageId, List<ExchangeCodePackageSpecDTO> specList, Integer inventory, Integer oldInventory) {
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List<TExchangeCodePackageSpec> specEntities = new ArrayList<>();
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for (int i = 0; i < specList.size(); i++) {
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ExchangeCodePackageSpecDTO spec = specList.get(i);
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TExchangeCodePackageSpec entity = new TExchangeCodePackageSpec();
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entity.setPackageId(packageId);
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entity.setAmount(spec.getAmount());
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entity.setQuantity(spec.getQuantity());
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entity.setSubtotalAmount(spec.getSubtotalAmount());
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entity.setDiscountAmount(spec.getDiscountAmount());
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entity.setSort(spec.getSort() == null ? i + 1 : spec.getSort());
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packageSpecMapper.insert(entity);
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specEntities.add(entity);
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}
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int needCreate = oldInventory == null ? inventory : inventory - oldInventory;
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if (needCreate <= 0) {
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return;
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}
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String batchNo = "PKG" + LocalDateTime.now().format(BATCH_FORMATTER);
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List<TExchangeCodePackageSpec> expandList = new ArrayList<>();
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for (TExchangeCodePackageSpec spec : specEntities) {
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for (int i = 0; i < spec.getQuantity(); i++) {
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expandList.add(spec);
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}
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}
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if (expandList.isEmpty()) {
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expandList = Collections.nCopies(needCreate, null);
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}
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for (int i = 0; i < needCreate; i++) {
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TExchangeCodePackageSpec spec = expandList.get(i % expandList.size());
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TExchangeCodeDetail detail = new TExchangeCodeDetail();
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detail.setPackageId(packageId);
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detail.setPackageSpecId(spec == null ? null : spec.getId());
|
detail.setCode(generateCode(packageId, i));
|
detail.setPassword(generatePassword());
|
detail.setStatus(CODE_STATUS_UNBOUND);
|
detail.setBatchNo(batchNo);
|
codeDetailMapper.insert(detail);
|
}
|
}
|
|
private void refreshPackageStats(Long packageId) {
|
TExchangeCodePackage entity = this.getById(packageId);
|
if (entity == null) {
|
return;
|
}
|
Long boundCount = codeDetailMapper.selectCount(new QueryWrapper<TExchangeCodeDetail>()
|
.eq("package_id", packageId)
|
.eq("status", CODE_STATUS_BOUND)
|
.eq("del_flag", 0));
|
Long invalidCount = codeDetailMapper.selectCount(new QueryWrapper<TExchangeCodeDetail>()
|
.eq("package_id", packageId)
|
.eq("status", CODE_STATUS_INVALID)
|
.eq("del_flag", 0));
|
entity.setBoundCount(boundCount.intValue());
|
entity.setInvalidCount(invalidCount.intValue());
|
entity.setUnboundCount(entity.getInventory() - entity.getBoundCount() - entity.getInvalidCount());
|
this.baseMapper.updateById(entity);
|
}
|
|
private String generateCode(Long packageId, int seq) {
|
return "CD" + packageId + LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyMMddHHmmss")) + String.format("%03d", seq);
|
}
|
|
private String generatePassword() {
|
return UUID.randomUUID().toString().replace("-", "").substring(0, 8).toUpperCase();
|
}
|
|
private BigDecimal defaultMoney(BigDecimal amount) {
|
return amount == null ? BigDecimal.ZERO.setScale(2, RoundingMode.HALF_UP)
|
: amount.setScale(2, RoundingMode.HALF_UP);
|
}
|
}
|
