FrameTour-BE/src/main/resources/mapper/PuzzleElementMapper.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.ycwl.basic.puzzle.mapper.PuzzleElementMapper">

    <!-- 结果映射（重构版） -->
    <resultMap id="BaseResultMap" type="com.ycwl.basic.puzzle.entity.PuzzleElementEntity">
        <id column="id" property="id"/>
        <result column="template_id" property="templateId"/>
        <result column="element_type" property="elementType"/>
        <result column="element_key" property="elementKey"/>
        <result column="element_name" property="elementName"/>
        <result column="config" property="config"/>
        <!-- 位置和布局属性 -->
        <result column="x_position" property="xPosition"/>
        <result column="y_position" property="yPosition"/>
        <result column="width" property="width"/>
        <result column="height" property="height"/>
        <result column="z_index" property="zIndex"/>
        <result column="rotation" property="rotation"/>
        <result column="opacity" property="opacity"/>
        <!-- 元数据 -->
        <result column="create_time" property="createTime"/>
        <result column="update_time" property="updateTime"/>
        <result column="deleted" property="deleted"/>
        <result column="deleted_at" property="deletedAt"/>
    </resultMap>

    <!-- 基础列（重构版） -->
    <sql id="Base_Column_List">
        id, template_id, element_type, element_key, element_name, config,
        x_position, y_position, width, height, z_index, rotation, opacity,
        create_time, update_time, deleted, deleted_at
    </sql>

    <!-- 根据ID查询 -->
    <select id="getById" resultMap="BaseResultMap">
        SELECT <include refid="Base_Column_List"/>
        FROM puzzle_element
        WHERE id = #{id} AND deleted = 0
        LIMIT 1
    </select>

    <!-- 根据模板ID查询元素列表（按z-index排序） -->
    <select id="getByTemplateId" resultMap="BaseResultMap">
        SELECT <include refid="Base_Column_List"/>
        FROM puzzle_element
        WHERE template_id = #{templateId} AND deleted = 0
        ORDER BY z_index ASC, id ASC
    </select>

    <!-- 根据模板ID和元素Key查询元素 -->
    <select id="getByTemplateIdAndKey" resultMap="BaseResultMap">
        SELECT <include refid="Base_Column_List"/>
        FROM puzzle_element
        WHERE template_id = #{templateId} AND element_key = #{elementKey} AND deleted = 0
        LIMIT 1
    </select>

    <!-- 插入（重构版） -->
    <insert id="insert" parameterType="com.ycwl.basic.puzzle.entity.PuzzleElementEntity"
            useGeneratedKeys="true" keyProperty="id">
        INSERT INTO puzzle_element (
            template_id, element_type, element_key, element_name, config,
            x_position, y_position, width, height, z_index, rotation, opacity,
            create_time, update_time, deleted
        ) VALUES (
            #{templateId}, #{elementType}, #{elementKey}, #{elementName}, #{config},
            #{xPosition}, #{yPosition}, #{width}, #{height}, #{zIndex}, #{rotation}, #{opacity},
            NOW(), NOW(), 0
        )
    </insert>

    <!-- 批量插入（重构版） -->
    <insert id="batchInsert">
        INSERT INTO puzzle_element (
            template_id, element_type, element_key, element_name, config,
            x_position, y_position, width, height, z_index, rotation, opacity,
            create_time, update_time, deleted
        ) VALUES
        <foreach collection="list" item="item" separator=",">
        (
            #{item.templateId}, #{item.elementType}, #{item.elementKey}, #{item.elementName}, #{item.config},
            #{item.xPosition}, #{item.yPosition}, #{item.width}, #{item.height}, #{item.zIndex}, #{item.rotation}, #{item.opacity},
            NOW(), NOW(), 0
        )
        </foreach>
    </insert>

    <!-- 更新（重构版） -->
    <update id="update" parameterType="com.ycwl.basic.puzzle.entity.PuzzleElementEntity">
        UPDATE puzzle_element
        <set>
            <if test="elementType != null">element_type = #{elementType},</if>
            <if test="elementKey != null">element_key = #{elementKey},</if>
            <if test="elementName != null">element_name = #{elementName},</if>
            <if test="config != null">config = #{config},</if>
            <if test="xPosition != null">x_position = #{xPosition},</if>
            <if test="yPosition != null">y_position = #{yPosition},</if>
            <if test="width != null">width = #{width},</if>
            <if test="height != null">height = #{height},</if>
            <if test="zIndex != null">z_index = #{zIndex},</if>
            <if test="rotation != null">rotation = #{rotation},</if>
            <if test="opacity != null">opacity = #{opacity},</if>
            update_time = NOW()
        </set>
        WHERE id = #{id} AND deleted = 0
    </update>

    <!-- 逻辑删除 -->
    <update id="deleteById">
        UPDATE puzzle_element
        SET deleted = 1, deleted_at = NOW(), update_time = NOW()
        WHERE id = #{id}
    </update>

    <!-- 根据模板ID删除所有元素 -->
    <update id="deleteByTemplateId">
        UPDATE puzzle_element
        SET deleted = 1, deleted_at = NOW(), update_time = NOW()
        WHERE template_id = #{templateId}
    </update>

</mapper>