package com.mzl.flower.service.content;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
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import com.mzl.flower.config.exception.ValidationException;
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import com.mzl.flower.config.security.SecurityUtils;
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import com.mzl.flower.constant.Constants;
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import com.mzl.flower.dto.BatchDTO;
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import com.mzl.flower.dto.request.content.QueryAnnouncementDTO;
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import com.mzl.flower.dto.request.content.QueryBannerDTO;
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import com.mzl.flower.dto.response.content.AnnouncementDTO;
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import com.mzl.flower.dto.response.content.BannerDTO;
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import com.mzl.flower.entity.content.Announcement;
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import com.mzl.flower.entity.content.Banner;
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import com.mzl.flower.mapper.content.BannerMapper;
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import com.mzl.flower.utils.DateUtils;
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import org.apache.commons.lang3.StringUtils;
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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 java.time.LocalDate;
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import java.util.List;
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@Service
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@Transactional
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public class BannerService {
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private final BannerMapper bannerMapper;
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public BannerService(BannerMapper bannerMapper) {
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this.bannerMapper = bannerMapper;
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}
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public void add(Banner dto) {
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if(dto.getId()!=null){
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throw new ValidationException("id必须为空");
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}
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dto.setStatus(Constants.COMMON_PUBLISH_STATUS.unpublished.name());
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dto.create(SecurityUtils.getUserId());
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bannerMapper.insert(dto);
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}
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public void update(Banner dto) {
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if(dto.getId()==null || dto.getId()==0){
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throw new ValidationException("id不能为空");
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}
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Banner banner = bannerMapper.selectById(dto.getId());
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if(banner==null){
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throw new ValidationException("找不到id为"+dto.getId()+"的banner");
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}
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BeanUtils.copyProperties(dto, banner, "id", "createTime", "createBy","deleted","status");
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banner.update(SecurityUtils.getUserId());
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bannerMapper.updateById(banner);
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}
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public void delete(Long id) {
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Banner banner = bannerMapper.selectById(id);
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if(banner==null){
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throw new ValidationException("找不到id为"+id+"的公告");
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}
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bannerMapper.deleteById(id);
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}
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public BannerDTO detail(Long id) {
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Banner banner = bannerMapper.selectById(id);
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if(banner==null){
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return null;
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}
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BannerDTO dto = new BannerDTO();
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BeanUtils.copyProperties(banner,dto);
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return dto;
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}
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public Page<BannerDTO> queryPage(QueryBannerDTO dto, Page page) {
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if(StringUtils.isNotBlank(dto.getCreateDateBeginStr())){
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dto.setCreateDateBegin(DateUtils.dateToLocalDateTime(dto.getCreateDateBeginStr(),true));
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}
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if(StringUtils.isNotBlank(dto.getCreateDateEndStr())){
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dto.setCreateDateEnd(DateUtils.dateToLocalDateTime(dto.getCreateDateEndStr(),false));
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}
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List<BannerDTO> list = bannerMapper.queryPage(dto,page);
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page.setRecords(list);
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return page;
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}
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public void changeStatus(Long id) {
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Banner banner = bannerMapper.selectById(id);
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if(banner==null){
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throw new ValidationException("找不到id为"+id+"的公告");
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}
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if(Constants.COMMON_PUBLISH_STATUS.published.name().equals(banner.getStatus())){
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banner.setStatus(Constants.COMMON_PUBLISH_STATUS.unpublished.name());
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}else{
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banner.setStatus(Constants.COMMON_PUBLISH_STATUS.published.name());
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}
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bannerMapper.updateById(banner);
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}
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public void batchDelete(BatchDTO dto) {
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bannerMapper.deleteBatchIds(dto.getIds());
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}
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public void batchPublish(BatchDTO dto) {
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List<Banner> list = bannerMapper.selectList(new LambdaQueryWrapper<Banner>().in(Banner::getId, dto.getIds()));
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for (Banner banner : list) {
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banner.setStatus(Constants.COMMON_PUBLISH_STATUS.published.name());
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bannerMapper.updateById(banner);
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}
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}
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public List<BannerDTO> queryList(QueryBannerDTO dto) {
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if(StringUtils.isNotBlank(dto.getCreateDateBeginStr())){
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dto.setCreateDateBegin(DateUtils.dateToLocalDateTime(dto.getCreateDateBeginStr(),true));
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}
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if(StringUtils.isNotBlank(dto.getCreateDateEndStr())){
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dto.setCreateDateEnd(DateUtils.dateToLocalDateTime(dto.getCreateDateEndStr(),false));
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}
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List<BannerDTO> list = bannerMapper.queryList(dto);
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for (BannerDTO bannerDTO : list) {
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///优化一下性能
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bannerDTO.setContent(null);
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}
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return list;
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}
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}
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