<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="com.ruoyi.system.mapper.config.ArticleMapper">
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<update id="deleteArticleClass">
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UPDATE t_article SET class_id = null WHERE class_id = #{classId}
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</update>
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<select id="pageArticle" resultType="com.ruoyi.system.domain.vo.MgtArticlePageVo">
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SELECT
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ta.article_id articleId,
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tsc.class_name className,
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ta.article_sort articleSort,
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ta.article_introduce articleIntroduce,
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ta.article_title articleTitle,
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ta.article_cover articleCover,
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ta.create_time createTime
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FROM t_article ta
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LEFT JOIN t_sys_classification tsc ON tsc.class_id = ta.class_id
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WHERE ta.del_flag = 0
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<if test="param.articleTitle!=null and param.articleTitle!=''">
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AND ta.article_title LIKE CONCAT('%',#{param.articleTitle},'%')
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</if>
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<if test="param.createStartTime!=null and param.createStartTime!=''">
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AND Date(ta.create_time) >= #{param.createStartTime}
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</if>
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<if test="param.createEndTime!=null and param.createEndTime!=''">
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AND Date(ta.create_time) <= #{param.createEndTime}
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</if>
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ORDER BY ta.create_time DESC
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</select>
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<select id="listArticleByClass" resultType="com.ruoyi.system.domain.vo.AppArticlePageVo">
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SELECT
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ta.article_id articleId,
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ta.article_introduce articleIntroduce,
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ta.article_title articleTitle,
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ta.article_cover articleCover
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FROM t_article ta
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WHERE ta.del_flag = 0 AND ta.class_id = #{classId}
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ORDER BY ta.article_sort DESC
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</select>
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</mapper>
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