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ruoyi-system/src/main/resources/mapper/jarvis/CommentMapper.xml

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+<?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.jarvis.mapper.CommentMapper">
+
+    <resultMap id="CommentResult" type="Comment">
+        <result property="id" column="id"/>
+        <result property="productId" column="product_id"/>
+        <result property="userName" column="user_name"/>
+        <result property="commentText" column="comment_text"/>
+        <result property="commentId" column="comment_id"/>
+        <result property="pictureUrls" column="picture_urls"/>
+        <result property="createdAt" column="created_at"/>
+        <result property="commentDate" column="comment_date"/>
+        <result property="isUse" column="is_use"/>
+    </resultMap>
+
+    <sql id="selectCommentBase">
+        select id, product_id, user_name, comment_text, comment_id, picture_urls, 
+               created_at, comment_date, is_use
+        from comments
+    </sql>
+
+    <select id="selectCommentList" parameterType="Comment" resultMap="CommentResult">
+        <include refid="selectCommentBase"/>
+        <where>
+            <if test="productId != null and productId != ''"> and product_id = #{productId}</if>
+            <if test="userName != null and userName != ''"> and user_name like concat('%', #{userName}, '%')</if>
+            <if test="commentText != null and commentText != ''"> and comment_text like concat('%', #{commentText}, '%')</if>
+            <if test="isUse != null"> and is_use = #{isUse}</if>
+            <if test="params.beginTime != null and params.beginTime != ''">
+                and created_at &gt;= #{params.beginTime}
+            </if>
+            <if test="params.endTime != null and params.endTime != ''">
+                and created_at &lt;= #{params.endTime}
+            </if>
+        </where>
+        order by created_at desc
+    </select>
+
+    <select id="selectCommentById" parameterType="Long" resultMap="CommentResult">
+        <include refid="selectCommentBase"/>
+        where id = #{id}
+    </select>
+
+    <select id="selectCommentStatisticsByProductId" parameterType="String" resultType="java.util.Map">
+        select 
+            count(*) as totalCount,
+            sum(case when is_use = 0 then 1 else 0 end) as availableCount,
+            sum(case when is_use = 1 then 1 else 0 end) as usedCount
+        from comments
+        where product_id = #{productId}
+    </select>
+
+    <update id="updateCommentIsUse" parameterType="Comment">
+        update comments
+        <set>
+            <if test="isUse != null">is_use = #{isUse},</if>
+        </set>
+        where id = #{id}
+    </update>
+
+    <update id="resetCommentIsUseByProductId" parameterType="String">
+        update comments
+        set is_use = 0
+        where product_id = #{productId}
+    </update>
+
+    <delete id="deleteCommentByIds" parameterType="String">
+        delete from comments where id in
+        <foreach item="id" collection="array" open="(" separator="," close=")">
+            #{id}
+        </foreach>
+    </delete>
+
+</mapper>
+