便民服务商家及分类后台接口开发

Null

2021-03-11 7e6c95babeda3c432c8ab50fb469a189b80f4baa

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package com.panzhihua.service_community.service.impl;
 
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.panzhihua.common.model.dtos.community.ComCvtCategoryDTO;
import com.panzhihua.common.model.dtos.community.PageComCvtCategoryDTO;
import com.panzhihua.common.model.vos.R;
import com.panzhihua.common.model.vos.community.ComCvtCategoryVO;
import com.panzhihua.service_community.dao.ComCvtCategoryDAO;
import com.panzhihua.service_community.model.dos.ComCvtCategoryDO;
import com.panzhihua.service_community.service.ComCvtCategoryService;
import org.springframework.beans.BeanUtils;
import org.springframework.stereotype.Service;
 
import javax.annotation.Resource;
 
/**
 * @description:
 * @author: Null
 * @date: 2021/3/11 16:56
 */
@Service
public class ComCvtCategoryServiceImpl implements ComCvtCategoryService {
 
    @Resource
    private ComCvtCategoryDAO comCvtCategoryDAO;
 
    @Override
    public R pageComCvtCategory(PageComCvtCategoryDTO pageComCvtCategoryDTO) {
        Page page = new Page<>();
        Long pageNum = pageComCvtCategoryDTO.getPageNum();
        Long pageSize = pageComCvtCategoryDTO.getPageSize();
        if (null == pageNum || 0 == pageNum) {
            pageNum = 1l;
        }
        if (null == pageSize || 0 == pageSize) {
            pageSize = 10l;
        }
        page.setSize(pageSize);
        page.setCurrent(pageNum);
        IPage<ComCvtCategoryVO> iPage = comCvtCategoryDAO.pageComCvtCategory(page, pageComCvtCategoryDTO);
        return R.ok(iPage);
    }
 
    @Override
    public R addComCvtCategory(ComCvtCategoryDTO comCvtCategoryDTO) {
        ComCvtCategoryDO comCvtCategoryDO = comCvtCategoryDAO.selectOne(new QueryWrapper<ComCvtCategoryDO>().lambda().eq(ComCvtCategoryDO::getName,comCvtCategoryDTO.getName()));
        if(null!=comCvtCategoryDO){
            return R.fail("分类名称重复");
        }
        BeanUtils.copyProperties(comCvtCategoryDTO,comCvtCategoryDO);
        int count = comCvtCategoryDAO.insert(comCvtCategoryDO);
        if(count<1){
            return R.fail();
        }
        return R.ok();
    }
 
    @Override
    public R putComCvtCategory(ComCvtCategoryDTO comCvtCategoryDTO) {
        ComCvtCategoryDO old = comCvtCategoryDAO.selectById(comCvtCategoryDTO.getId());
        if(null==old){
            return R.fail("分类不存在");
        }
        ComCvtCategoryDO comCvtCategoryDO = comCvtCategoryDAO.selectOne(new QueryWrapper<ComCvtCategoryDO>().lambda().eq(ComCvtCategoryDO::getName,comCvtCategoryDTO.getName()));
        if(null!=comCvtCategoryDO && !old.getName().equals(comCvtCategoryDO.getName())){
            return R.fail("分类名称重复");
        }
        BeanUtils.copyProperties(comCvtCategoryDTO,old);
        int count = comCvtCategoryDAO.updateById(old);
        if(count<1){
            return R.fail();
        }
        return R.ok();
    }
 
    @Override
    public R getComCvtCategory(Long id) {
        ComCvtCategoryDO comCvtCategoryDO = comCvtCategoryDAO.selectById(id);
        if(null==comCvtCategoryDO){
            return R.fail("分类不存在");
        }
        ComCvtCategoryVO comCvtCategoryVO = new ComCvtCategoryVO();
        BeanUtils.copyProperties(comCvtCategoryDO,comCvtCategoryVO);
        return R.ok(comCvtCategoryVO);
    }
 
    @Override
    public R deleteComCvtCategory(Long id) {
        ComCvtCategoryDO comCvtCategoryDO = comCvtCategoryDAO.selectById(id);
        if(null==comCvtCategoryDO){
            return R.fail("分类不存在");
        }
        int count = comCvtCategoryDAO.deleteById(id);
        if(count<1){
            return R.fail("删除失败");
        }
        return R.ok();
    }
}