package com.panzhihua.service_community.dao;

import java.util.List;

import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.panzhihua.common.model.dtos.community.PageComActDiscussCommentDTO;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.Select;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.panzhihua.common.model.vos.community.ComActDiscussCommentVO;
import com.panzhihua.service_community.model.dos.ComActDiscussCommentDO;

/**
 * @program: springcloud_k8s_panzhihuazhihuishequ
 * @description: 一起议评论
 * @author: huang.hongfa weixin hhf9596 qq 959656820
 * @create: 2021-01-22 15:11
 **/
@Mapper
public interface ComActDiscussCommentDAO extends BaseMapper<ComActDiscussCommentDO> {
    //    @Select("<script> " +
//            " <where>" +
//            "<if test='nameCn != null and nameCn.trim() != &quot;&quot;'>" +
//            " </if> " +
//            "<if test='nameCn != null and nameCn.trim() != &quot;&quot;'>" +
//            " </if> " +
//            "<if test='nameCn != null and nameCn.trim() != &quot;&quot;'>" +
//            " </if> " +
//            " </where>" +
//            "</script>")
//    @Select("" +
//            "SELECT\n" +
//            "u.`name` userName,\n" +
//            "IFNULL(u.`nick_name`,'社区管理员') as userNickName,\n" +
//            "u.`image_url`,\n" +
//            "u.phone,\n" +
//            "c.`comment`,\n" +
//            "c.`parent_id`,\n" +
//            "c.`is_author`,\n" +
//            "c.`is_topping`,\n" +
//            "COUNT( cu.id ) num,\n" +
//            "c.create_at,\n" +
//            "c.id \n" +
//            "FROM\n" +
//            "com_act_discuss_comment c\n" +
//            "JOIN sys_user u ON c.user_id = u.user_id\n" +
//            "LEFT JOIN com_act_discuss_comment_user cu on c.id=cu.disscuss_comment_id\n" +
//            "WHERE\n" +
//            "FIND_IN_SET(\n" +
//            "\tc.id,\n" +
//            "getChildren ( #{id} )) and c.parent_id !=0 \n" +
//            "GROUP BY c.id\n" +
//            "ORDER BY\n" +
//            "create_at desc")

    /**
     * 获取子评论
     * @param parentId
     * @return
     */
    List<ComActDiscussCommentVO> selectChilds(@Param("parentId") Long parentId);

    /**
     * 该评论下所有回复内容
     * @param page  分页参数
     * @param id    评论id
     * @return  回复列表
     */
    IPage<ComActDiscussCommentVO> getDiscussCommentList(Page page, @Param("id") Long id);
}