<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
<mapper namespace="com.sincere.student.mapper.ArticleMapper">

    <resultMap id="ArticleMap" type="com.sincere.student.model.Article">
        <id column="id" property="id"/>
        <result column="title" property="title"/>
        <result column="column_type" property="columnType"/>
        <result column="university_id" property="universityId"/>
        <result column="sort" property="sort"/>
        <result column="context" property="context"/>
        <result column="author" property="author"/>
        <result column="image_url" property="imageUrl"/>
        <result column="video_url" property="videoUrl"/>
        <result column="article_link" property="articleLink"/>
        <result column="good_number" property="goodNumber"/>
        <result column="look_number" property="lookNumber"/>
        <result column="create_time" property="createTime"/>
        <result column="type" property="type"/>
        <result column="status" property="status"/>
        <result column="columnTypeString" property="columnTypeString"/>
    </resultMap>


    <select id="getListCount" parameterType="com.sincere.student.dto.ArticleSearchDto" resultType="java.lang.Integer">
        select count(0) from university_article
        <where>
            <if test="title != null and title != ''">
                and title like #{title}
            </if>
            <if test="columnType != 0">
                and column_type = #{columnType}
            </if>
            <if test="articleType != 0">
                and type = #{articleType}
            </if>
            <if test="status == 1">
                and status = 1
            </if>
            <if test="status != 1">
                and 1 = 1
            </if>
        </where>
    </select>

    <select id="getList" parameterType="com.sincere.student.dto.ArticleSearchDto" resultMap="ArticleMap">
        select university_article.* , university_column_type.name as columnTypeString from university_article left join
        university_column_type on university_article.column_type = university_column_type.id
        <where>
            <if test="title != null and title != ''">
                and university_article.title like #{title}
            </if>
            <if test="columnType != 0">
                and university_article.column_type = #{columnType}
            </if>
            <if test="articleType != 0">
                and university_article.type = #{articleType}
            </if>
            <if test="status == 1">
                and university_article.status = 1
            </if>
            <if test="status != 1">
                and 1 = 1
            </if>
        </where>
        order by university_article.sort
    </select>

    <select id="getAdvert" resultMap="ArticleMap">
        select top 1 * from university_article where type = 1 ORDER BY NEWID()
    </select>

    <select id="countSort" resultMap="ArticleMap">
        select * from university_article where
        <choose>
            <when test="flag ==1">
                sort >= #{sort}
            </when>
            <when test="flag ==2">
                sort >= #{sort} and id != #{id}
            </when>
        </choose>
        order by sort asc
    </select>


    <select id="getRelationList" parameterType="java.lang.Integer" resultMap="ArticleMap">
        select top 3 * from university_article where university_id = #{universityId}
    </select>

    <select id="selectById" parameterType="java.lang.Integer" resultMap="ArticleMap">
        select * from university_article where id = #{id}
    </select>

    <insert id="create" parameterType="com.sincere.student.model.Article" useGeneratedKeys="true" keyProperty="id">
        insert into university_article
        (title,column_type,university_id,sort,context,author,image_url,video_url,article_link,good_number,look_number,create_time,type,status)
        values
        (#{title},#{columnType},#{universityId},#{sort},#{context},#{author},#{imageUrl},#{videoUrl},#{articleLink},#{goodNumber},#{lookNumber},GETDATE(),#{type},#{status})
    </insert>

    <delete id="delete" parameterType="java.lang.Integer">
        delete university_article where id = #{id}
    </delete>

    <update id="update" parameterType="com.sincere.student.model.Article">
        update university_article
        <trim prefix="set" suffixOverrides=",">
            <if test="title!=null">
                title=#{title},
            </if>
            <if test="columnType!=0">
                column_type=#{columnType},
            </if>
            <if test="universityId!=0">
                university_id=#{universityId},
            </if>
            <if test="sort!=0">
                sort=#{sort},
            </if>
            <if test="context!=null">
                context=#{context},
            </if>
            <if test="author!=null">
                author=#{author},
            </if>
            <if test="imageUrl!=null">
                image_url=#{imageUrl},
            </if>
            <if test="videoUrl!=null">
                video_url=#{videoUrl},
            </if>
            <if test="articleLink!=null">
                article_link=#{articleLink},
            </if>
            <if test="goodNumber!=0">
                good_number=#{goodNumber},
            </if>
            <if test="lookNumber!=0">
                look_number=#{lookNumber},
            </if>
            <if test="status!=-1">
                status=#{status},
            </if>
        </trim>
        where id = #{id}
    </update>
</mapper>