Herding_Hub/chenhai-system/src/main/resources/mapper/vet/VetExperienceArticleMapper.xml

<?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.chenhai.vet.mapper.VetExperienceArticleMapper">

    <resultMap type="VetExperienceArticle" id="VetExperienceArticleResult">
        <result property="id" column="id"/>
        <result property="title" column="title"/>
        <result property="content" column="content"/>
        <result property="summary" column="summary"/>
        <result property="coverImage" column="cover_image"/>
        <result property="images" column="images"/>
        <result property="userId" column="user_id"/>
        <result property="vetName" column="vet_name"/>
        <result property="vetAvatar" column="vet_avatar"/>
        <result property="vetTitle" column="vet_title"/>
        <result property="categoryId" column="category_id"/>
        <result property="categoryName" column="category_name"/>
        <result property="tags" column="tags"/>
        <result property="viewCount" column="view_count"/>
        <result property="likeCount" column="like_count"/>
        <result property="collectCount" column="collect_count"/>
        <result property="isTop" column="is_top"/>
        <result property="isFeatured" column="is_featured"/>
        <result property="status" column="status"/>
        <result property="isSensitive" column="is_sensitive"/>
        <result property="sensitiveWords" column="sensitive_words"/>
        <result property="publishTime" column="publish_time"/>
        <result property="createTime" column="create_time"/>
        <result property="updateTime" column="update_time"/>
        <result property="userRole" column="user_role"/>
        <result property="userType" column="user_type"/>
    </resultMap>

    <!-- 修改基础查询语句，始终从用户表获取用户信息 -->
    <sql id="selectVetExperienceArticleVo">
        select
        a.id,
        a.title,
        a.content,           <!-- 富文本内容 -->
        a.summary,
        a.cover_image,
        a.images,
        a.user_id,
        <!-- 始终从用户表获取用户信息 -->
        COALESCE(u.nick_name, u.user_name) as vet_name,  <!-- 用户姓名 -->
        u.avatar as vet_avatar,                          <!-- 用户头像 -->
        a.vet_title,
        a.category_id,
        a.category_name,
        a.tags,
        a.view_count,
        a.like_count,
        a.collect_count,
        a.is_top,
        a.is_featured,
        a.status,
        a.is_sensitive,
        a.sensitive_words,
        a.publish_time,
        a.create_time,
        a.update_time,
        a.user_role,
        a.user_type
        from vet_experience_article a
        left join sys_user u on a.user_id = u.user_id
    </sql>

    <!-- 查询兽医经验文章 -->
    <select id="selectVetExperienceArticleById" parameterType="Long" resultMap="VetExperienceArticleResult">
        <include refid="selectVetExperienceArticleVo"/>
        where a.id = #{id}  <!-- 添加表别名 a. -->
    </select>

    <!-- 查询兽医经验文章列表（已包含关联用户表） -->
    <select id="selectVetExperienceArticleList" parameterType="VetExperienceArticle" resultMap="VetExperienceArticleResult">
        <include refid="selectVetExperienceArticleVo"/>
        <where>
            <if test="title != null and title != ''"> and a.title like concat('%', #{title}, '%')</if>
            <if test="userId != null"> and a.user_id = #{userId}</if>
            <if test="vetName != null and vetName != ''"> and (a.vet_name like concat('%', #{vetName}, '%') or u.nick_name like concat('%', #{vetName}, '%'))</if>
            <if test="categoryId != null"> and a.category_id = #{categoryId}</if>
            <if test="categoryName != null and categoryName != ''"> and a.category_name like concat('%', #{categoryName}, '%')</if>
            <if test="status != null and status != ''"> and a.status = #{status}</if>
            <if test="isTop != null and isTop != ''"> and a.is_top = #{isTop}</if>
            <if test="isFeatured != null and isFeatured != ''"> and a.is_featured = #{isFeatured}</if>
            <if test="isSensitive != null and isSensitive != ''"> and a.is_sensitive = #{isSensitive}</if>
            <if test="tags != null and tags != ''">
                and (
                a.tags = #{tags}
                or a.tags like concat(#{tags}, ',%')
                or a.tags like concat('%,', #{tags}, ',%')
                or a.tags like concat('%,', #{tags})
                )
            </if>
            <if test="searchKey != null  and searchKey != ''">
                <bind name="searchKeyLike" value="'%' + searchKey + '%'" />
                and (
                a.title like #{searchKeyLike}
                or a.content like #{searchKeyLike}
                or a.summary like #{searchKeyLike}
                or a.tags like #{searchKeyLike}
                or a.category_name like #{searchKeyLike}
                or a.vet_name like #{searchKeyLike}
                or u.nick_name like #{searchKeyLike}
                )
            </if>
            <if test="viewCount != null and viewCount != ''"> and a.view_count = #{viewCount}</if>
        </where>
        order by a.publish_time desc
    </select>
    <!-- 根据条件查询文章列表（论坛专用） -->
    <select id="selectArticlesByCondition" parameterType="map" resultMap="VetExperienceArticleResult">
        <include refid="selectVetExperienceArticleVo"/>
        <where>
            a.status = #{status}
            <if test="keyword != null and keyword != ''">
                and (
                a.title like concat('%', #{keyword}, '%')
                or a.content like concat('%', #{keyword}, '%')
                or a.summary like concat('%', #{keyword}, '%')
                or a.tags like concat('%', #{keyword}, '%')
                )
            </if>
            <if test="userId != null"> and a.user_id = #{userId}</if>
            <if test="categoryId != null"> and a.category_id = #{categoryId}</if>
            <if test="excludeId != null"> and a.id != #{excludeId}</if>
        </where>
        <!-- ORDER BY必须在WHERE子句之后，LIMIT之前 -->
        <choose>
            <when test="orderBy != null and orderType != null">
                order by a.${orderBy} ${orderType}
            </when>
            <otherwise>
                order by a.publish_time desc
            </otherwise>
        </choose>
        <!-- LIMIT必须在ORDER BY之后 -->
<!--        <if test="limit != null and limit > 0">-->
<!--            limit #{limit}-->
<!--        </if>-->
    </select>

    <!-- 搜索文章 -->
    <select id="searchArticles" resultMap="VetExperienceArticleResult">
        <include refid="selectVetExperienceArticleVo"/>
        where a.status = #{status}
        and (a.title like concat('%', #{keyword}, '%')
        or a.content like concat('%', #{keyword}, '%')
        or a.summary like concat('%', #{keyword}, '%'))
        order by a.publish_time desc
    </select>

<!--    &lt;!&ndash; 增加浏览数 &ndash;&gt;
    <update id="incrementViewCount" parameterType="Long">
        update vet_experience_article
        set view_count = ifnull(view_count, 0) + 1,
            update_time = now()
        where id = #{id}
    </update>-->

    <!-- 增加点赞数 -->
    <update id="incrementLikeCount" parameterType="Long">
        update vet_experience_article
        set like_count = ifnull(like_count, 0) + 1,
            update_time = now()
        where id = #{id}
    </update>

    <!-- 增加收藏数 -->
    <update id="incrementCollectCount" parameterType="Long">
        update vet_experience_article
        set collect_count = ifnull(collect_count, 0) + 1,
            update_time = now()
        where id = #{id}
    </update>

    <!-- 新增兽医经验文章 -->
    <insert id="insertVetExperienceArticle" parameterType="VetExperienceArticle" useGeneratedKeys="true" keyProperty="id">
        insert into vet_experience_article
        <trim prefix="(" suffix=")" suffixOverrides=",">
            <if test="title != null and title != ''">title,</if>
            <if test="content != null and content != ''">content,</if>
            <if test="summary != null">summary,</if>
            <if test="coverImage != null">cover_image,</if>
            <if test="images != null">images,</if>
            <if test="userId != null">user_id,</if>
            <if test="vetName != null and vetName != ''">vet_name,</if>
            <if test="vetAvatar != null">vet_avatar,</if>
            <if test="vetTitle != null">vet_title,</if>
            <if test="categoryId != null">category_id,</if>
            <if test="categoryName != null and categoryName != ''">category_name,</if>
            <if test="tags != null">tags,</if>
            <if test="viewCount != null">view_count,</if>
            <if test="likeCount != null">like_count,</if>
            <if test="collectCount != null">collect_count,</if>
            <if test="isTop != null">is_top,</if>
            <if test="isFeatured != null">is_featured,</if>
            <if test="status != null and status != ''">status,</if>
            <if test="isSensitive != null">is_sensitive,</if>
            <if test="sensitiveWords != null">sensitive_words,</if>
            <if test="publishTime != null">publish_time,</if>
            <if test="userRole != null and userRole != ''">user_role,</if>
            <if test="userType != null and userType != ''">user_type,</if>
            create_time,  <!-- 固定字段放在最后 -->
            <if test="updateTime != null">update_time,</if>
        </trim>
        <trim prefix="values (" suffix=")" suffixOverrides=",">
            <if test="title != null and title != ''">#{title},</if>
            <if test="content != null and content != ''">#{content},</if>
            <if test="summary != null">#{summary},</if>
            <if test="coverImage != null">#{coverImage},</if>
            <if test="images != null">#{images},</if>
            <if test="userId != null">#{userId},</if>
            <if test="vetName != null and vetName != ''">#{vetName},</if>
            <if test="vetAvatar != null">#{vetAvatar},</if>
            <if test="vetTitle != null">#{vetTitle},</if>
            <if test="categoryId != null">#{categoryId},</if>
            <if test="categoryName != null and categoryName != ''">#{categoryName},</if>
            <if test="tags != null">#{tags},</if>
            <if test="viewCount != null">#{viewCount},</if>
            <if test="likeCount != null">#{likeCount},</if>
            <if test="collectCount != null">#{collectCount},</if>
            <if test="isTop != null">#{isTop},</if>
            <if test="isFeatured != null">#{isFeatured},</if>
            <if test="status != null and status != ''">#{status},</if>
            <if test="isSensitive != null">#{isSensitive},</if>
            <if test="sensitiveWords != null">#{sensitiveWords},</if>
            <if test="publishTime != null">#{publishTime},</if>
            <if test="userRole != null and userRole != ''">#{userRole},</if>
            <if test="userType != null and userType != ''">#{userType},</if>
            now(),  <!-- 对应create_time -->
            <if test="updateTime != null">#{updateTime},</if>
        </trim>
    </insert>

    <!-- 修改兽医经验文章 -->
    <update id="updateVetExperienceArticle" parameterType="VetExperienceArticle">
        update vet_experience_article
        <trim prefix="SET" suffixOverrides=",">
            <if test="title != null and title != ''">title = #{title},</if>
            <if test="content != null and content != ''">content = #{content},</if>
            <if test="summary != null">summary = #{summary},</if>
            <if test="coverImage != null">cover_image = #{coverImage},</if>
            <if test="images != null">images = #{images},</if>
            <if test="userId != null">user_id = #{userId},</if>
            <if test="vetName != null and vetName != ''">vet_name = #{vetName},</if>
            <if test="vetAvatar != null">vet_avatar = #{vetAvatar},</if>
            <if test="vetTitle != null">vet_title = #{vetTitle},</if>
            <if test="categoryId != null">category_id = #{categoryId},</if>
            <if test="categoryName != null and categoryName != ''">category_name = #{categoryName},</if>
            <if test="tags != null">tags = #{tags},</if>
            <if test="viewCount != null">view_count = #{viewCount},</if>
            <if test="likeCount != null">like_count = #{likeCount},</if>
            <if test="collectCount != null">collect_count = #{collectCount},</if>
            <if test="isTop != null">is_top = #{isTop},</if>
            <if test="isFeatured != null">is_featured = #{isFeatured},</if>
            <if test="status != null and status != ''">status = #{status},</if>
            <if test="isSensitive != null">is_sensitive = #{isSensitive},</if>
            <if test="sensitiveWords != null">sensitive_words = #{sensitiveWords},</if>
            <if test="publishTime != null">publish_time = #{publishTime},</if>
            <if test="userRole != null and userRole != ''">user_role = #{userRole},</if>
            <if test="userType != null and userType != ''">user_type = #{userType},</if>
            update_time = now(),
        </trim>
        where id = #{id}
    </update>
    <!-- 删除兽医经验文章 -->
    <delete id="deleteVetExperienceArticleById" parameterType="Long">
        delete from vet_experience_article where id = #{id}
    </delete>

    <!-- 批量删除兽医经验文章 -->
    <delete id="deleteVetExperienceArticleByIds" parameterType="Long">
        delete from vet_experience_article where id in
        <foreach item="id" collection="array" open="(" separator="," close=")">
            #{id}
        </foreach>
    </delete>
</mapper>