套餐分页查询

---

SetmealController

/**
     * 分页查询
     * @param setmealPageQueryDTO
     * @return
*/
@GetMapping("/page")
@ApiOperation("分页查询")
public Result<PageResult> page(SetmealPageQueryDTO setmealPageQueryDTO) {
    PageResult pageResult = setmealService.pageQuery(setmealPageQueryDTO);
    return Result.success(pageResult);
}

SetmealService

/**
     * 分页查询
     * @param setmealPageQueryDTO
     * @return
*/
PageResult pageQuery(SetmealPageQueryDTO setmealPageQueryDTO);

SetmealServiceImpl

/**
     * 分页查询
     * @param setmealPageQueryDTO
     * @return
*/
public PageResult pageQuery(SetmealPageQueryDTO setmealPageQueryDTO) {
    int pageNum = setmealPageQueryDTO.getPage();
    int pageSize = setmealPageQueryDTO.getPageSize();

    PageHelper.startPage(pageNum, pageSize);
    Page<SetmealVO> page = setmealMapper.pageQuery(setmealPageQueryDTO);
    return new PageResult(page.getTotal(), page.getResult());
}

SetmealMapper

/**
     * 分页查询
     * @param setmealPageQueryDTO
     * @return
*/
Page<SetmealVO> pageQuery(SetmealPageQueryDTO setmealPageQueryDTO);

SetmealMapper.xml

<select id="pageQuery" resultType="com.sky.vo.SetmealVO">
    select
    	s.*,c.name categoryName
    from
    	setmeal s
    left join
    	category c
    on
    	s.category_id = c.id
    <where>
        <if test="name != null">
            and s.name like concat('%',#{name},'%')
        </if>
        <if test="status != null">
            and s.status = #{status}
        </if>
        <if test="categoryId != null">
            and s.category_id = #{categoryId}
        </if>
    </where>
    order by s.create_time desc
</select>