tuku/ruoyi-system/src/main/resources/mapper/system/ZbGalleryMapper.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.ruoyi.system.mapper.ZbGalleryMapper">

    <resultMap type="com.ruoyi.system.domain.grallery.ZbGallery" id="ZbGalleryResult">
        <result property="id" column="id"/>
        <result property="name" column="name"/>
        <result property="cnName" column="cn_name"/>
        <result property="ptName" column="pt_name"/>
        <result property="latinName" column="latin_name"/>
        <result property="distribution" column="distribution"/>
        <result property="host" column="host"/>
        <result property="form" column="form"/>
        <result property="symptom" column="symptom"/>
        <result property="category" column="category"/>
        <result property="categoryId" column="category_id"/>
        <result property="createBy" column="create_by"/>
        <result property="createTime" column="create_time"/>
        <result property="updateBy" column="update_by"/>
        <result property="updateTime" column="update_time"/>
        <result property="remark" column="remark"/>
    </resultMap>

    <sql id="selectZbGalleryVo">
        select id, name, cn_name, pt_name, latin_name, distribution, years, celebrity, host, form, symptom, category, category_id, create_by, create_time, update_by, update_time, remark from zb_gallery
    </sql>

    <select id="selectZbGalleryList" resultType="com.ruoyi.system.dto.GalleryDto">
        SELECT
        zg.*,
        zgc.`name` categoryName
        FROM
        zb_gallery zg
        JOIN zb_gallery_category zgc on zgc.id = zg.category_id
        <where>
            <if test="obj != null">
                <if test="obj.name != null  and obj.name != ''">
                    and zg.name like concat('%', #{obj.name}, '%')
                </if>
                <if test="obj.cnName != null  and obj.cnName != ''">
                    and zg.cn_name like concat('%', #{obj.cnName}, '%')
                </if>
                <if test="obj.ptName != null  and obj.ptName != ''">
                    and zg.pt_name like concat('%', #{obj.ptName}, '%')
                </if>
                <if test="obj.latinName != null  and obj.latinName != ''">
                    and zg.latin_name like concat('%', #{obj.latinName}, '%')
                </if>
                <if test="obj.distribution != null  and obj.distribution != ''">
                    and zg.distribution = #{obj.distribution}
                </if>
                <if test="obj.host != null  and obj.host != ''">
                    and zg.host = #{obj.host}
                </if>
                <if test="obj.form != null  and obj.form != ''">
                    and zg.form = #{obj.form}
                </if>
                <if test="obj.symptom != null  and obj.symptom != ''">
                    and zg.symptom = #{obj.symptom}
                </if>
                <if test="obj.category != null  and obj.category != ''">
                    and zg.category = #{obj.category}
                </if>
                <if test="obj.categoryId != null ">
                    and zg.category_id = #{obj.categoryId}
                </if>
            </if>
        </where>
        order by zg.create_time DESC
    </select>

    <resultMap id="GalleryDtoMap" type="com.ruoyi.system.dto.GalleryDto">
        <result property="id" column="id"/>
        <result property="name" column="name"/>
        <result property="cnName" column="cn_name"/>
        <result property="ptName" column="pt_name"/>
        <result property="latinName" column="latin_name"/>
        <result property="distribution" column="distribution"/>
        <result property="host" column="host"/>
        <result property="years" column="years"/>
        <result property="celebrity" column="celebrity"/>
        <result property="form" column="form"/>
        <result property="symptom" column="symptom"/>
        <result property="category" column="category"/>
        <result property="categoryId" column="category_id"/>
        <result property="remark" column="remark"/>
        <result property="categoryName" column="categoryName"/>
        <collection property="imgInfos" ofType="com.ruoyi.system.dto.GalleryDto$ImgInfosDTO">
            <result property="author" column="author"/>
            <result property="location" column="location"/>
            <result property="watermarkType" column="watermark_type"/>
            <result property="watermarkColor" column="watermark_color"/>
            <result property="url" column="url"/>
        </collection>
    </resultMap>

    <select id="selectGalleryDto" resultMap="GalleryDtoMap">
        SELECT
        zg.*,
        zf.url,
        zgi.watermark_type,
        zgi.location,
        zgi.author,
        zgc.name categoryName
        FROM
        zb_gallery zg
        LEFT JOIN zb_gallery_img zgi ON zg.id = zgi.gallert_id
        LEFT JOIN zb_file zf ON zf.id = zgi.thumb_id
        left join zb_gallery_category zgc on zgc.id = zg.category_id
        <if test="categoryIds != null and categoryIds.size() > 0">
            WHERE zg.category_id in
            <foreach collection="categoryIds" open="(" close=")" item="item" separator=",">
                #{item}
            </foreach>
        </if>
    </select>

    <select id="selectGalleryDtoThumbnail" resultMap="GalleryDtoMap">
        SELECT
        zg.*,
        ifnull(zf.thumbnail_url,zf.url) as url,
        zgi.watermark_type,
        zgi.location,
        zgi.author,
        zgc.name categoryName
        FROM
        zb_gallery zg
        LEFT JOIN zb_gallery_img zgi ON zg.id = zgi.gallert_id
        LEFT JOIN zb_file zf ON zf.id = zgi.thumb_id
        left join zb_gallery_category zgc on zgc.id = zg.category_id
        <if test="categoryIds != null and categoryIds.size() > 0">
            WHERE zg.category_id in
            <foreach collection="categoryIds" open="(" close=")" item="item" separator=",">
                #{item}
            </foreach>
        </if>
        ORDER BY zg.name
    </select>

    <select id="checkCategoryHasValue" resultType="java.lang.Integer">
        SELECT
            1
        FROM
            zb_gallery where category_id = #{categoryId} limit 1
    </select>
</mapper>