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feat(video): 新增视频评价功能及购买状态查询
- 移除TaskController上的@Deprecated注解 - 在VideoController中新增/checkBuyStatus接口用于查询视频购买状态 - 新增VideoReviewController控制器，提供评价管理功能 - 新增MapTypeHandler用于处理Map类型与JSON字段的转换 - 在VideoMapper中增加countBuyRecordByVideoId方法查询视频购买记录 - 新增视频评价相关实体类、DTO及Mapper接口 - 实现VideoReviewService服务类，支持评价新增、分页查询、统计分析和Excel导出 - 在VideoServiceImpl中实现checkVideoBuyStatus方法 - 修改VideoMapper.xml，关联task表并查询task_params字段 - 新增VideoReviewMapper.xml配置文件，实现评价相关SQL查询
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145
src/main/resources/mapper/VideoReviewMapper.xml
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145
src/main/resources/mapper/VideoReviewMapper.xml
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="com.ycwl.basic.mapper.VideoReviewMapper">
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<!-- 结果映射 -->
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<resultMap id="VideoReviewRespMap" type="com.ycwl.basic.model.pc.videoreview.dto.VideoReviewRespDTO">
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<id property="id" column="id"/>
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<result property="videoId" column="video_id"/>
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<result property="videoUrl" column="video_url"/>
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<result property="scenicId" column="scenic_id"/>
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<result property="scenicName" column="scenic_name"/>
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<result property="creator" column="creator"/>
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<result property="creatorName" column="creator_name"/>
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<result property="rating" column="rating"/>
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<result property="content" column="content"/>
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<result property="cameraPositionRating" column="camera_position_rating"
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typeHandler="com.ycwl.basic.handler.MapTypeHandler"/>
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<result property="createTime" column="create_time"/>
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<result property="updateTime" column="update_time"/>
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</resultMap>
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<!-- 分页查询评价列表 -->
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<select id="selectReviewList" parameterType="com.ycwl.basic.model.pc.videoreview.dto.VideoReviewListReqDTO"
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resultMap="VideoReviewRespMap">
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SELECT
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vr.id,
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vr.video_id,
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vr.scenic_id,
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vr.creator,
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vr.rating,
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vr.content,
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vr.camera_position_rating,
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vr.create_time,
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vr.update_time,
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v.video_url,
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s.name AS scenic_name,
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u.name AS creator_name
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FROM video_review vr
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LEFT JOIN video v ON vr.video_id = v.id
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LEFT JOIN scenic s ON vr.scenic_id = s.id
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LEFT JOIN sys_user u ON vr.creator = u.id
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<where>
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<if test="videoId != null">
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AND vr.video_id = #{videoId}
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</if>
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<if test="scenicId != null">
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AND vr.scenic_id = #{scenicId}
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</if>
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<if test="creator != null">
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AND vr.creator = #{creator}
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</if>
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<if test="rating != null">
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AND vr.rating = #{rating}
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</if>
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<if test="minRating != null">
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AND vr.rating >= #{minRating}
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</if>
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<if test="maxRating != null">
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AND vr.rating <= #{maxRating}
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</if>
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<if test="startTime != null and startTime != ''">
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AND vr.create_time >= #{startTime}
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</if>
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<if test="endTime != null and endTime != ''">
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AND vr.create_time <= #{endTime}
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</if>
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<if test="keyword != null and keyword != ''">
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AND vr.content LIKE CONCAT('%', #{keyword}, '%')
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</if>
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</where>
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ORDER BY
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<choose>
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<when test="orderBy == 'rating'">
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vr.rating
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</when>
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<when test="orderBy == 'update_time'">
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vr.update_time
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</when>
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<otherwise>
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vr.create_time
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</otherwise>
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</choose>
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<choose>
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<when test="orderDirection == 'ASC'">
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ASC
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</when>
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<otherwise>
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DESC
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</otherwise>
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</choose>
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</select>
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<!-- 统计总评价数 -->
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<select id="countTotal" resultType="java.lang.Long">
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SELECT COUNT(*) FROM video_review
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</select>
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<!-- 计算平均评分 -->
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<select id="calculateAverageRating" resultType="java.lang.Double">
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SELECT AVG(rating) FROM video_review
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</select>
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<!-- 统计评分分布 -->
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<select id="countRatingDistribution" resultType="java.util.Map">
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SELECT
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rating AS ratingValue,
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COUNT(*) AS count
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FROM video_review
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GROUP BY rating
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ORDER BY rating
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</select>
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<!-- 统计最近N天的评价趋势 -->
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<select id="countRecentTrend" resultType="java.util.Map">
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SELECT
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DATE_FORMAT(create_time, '%Y-%m-%d') AS dateStr,
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COUNT(*) AS count
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FROM video_review
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WHERE create_time >= DATE_SUB(CURDATE(), INTERVAL #{days} DAY)
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GROUP BY DATE_FORMAT(create_time, '%Y-%m-%d')
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ORDER BY dateStr
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</select>
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<!-- 统计景区评价排行 -->
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<select id="countScenicRank" resultType="com.ycwl.basic.model.pc.videoreview.dto.VideoReviewStatisticsRespDTO$ScenicReviewRank">
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SELECT
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vr.scenic_id AS scenicId,
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s.name AS scenicName,
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COUNT(*) AS reviewCount,
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AVG(vr.rating) AS averageRating
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FROM video_review vr
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LEFT JOIN scenic s ON vr.scenic_id = s.id
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GROUP BY vr.scenic_id, s.name
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ORDER BY reviewCount DESC, averageRating DESC
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LIMIT #{limit}
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</select>
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<!-- 查询所有机位评价数据 -->
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<select id="selectAllCameraPositionRatings" resultType="java.util.Map">
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SELECT camera_position_rating
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FROM video_review
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WHERE camera_position_rating IS NOT NULL AND camera_position_rating != ''
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</select>
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</mapper>
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