add:新增知识库功能
This commit is contained in:
zhangzq
@@ -0,0 +1,63 @@
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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.boge.modules.knowledge.service.dao.CommentMapper">
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<!-- 评论VO结果映射 -->
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<resultMap id="commentVOMap" type="com.boge.modules.knowledge.service.dto.CommentVO">
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<id column="id" property="id"/>
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<result column="knowledge_id" property="knowledgeId"/>
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<result column="user_id" property="userId"/>
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<result column="username" property="username"/>
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<result column="nickname" property="nickname"/>
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<result column="user_avatar" property="userAvatar"/>
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<result column="parent_id" property="parentId"/>
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<result column="content" property="content"/>
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<result column="like_count" property="likeCount"/>
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<result column="status" property="status"/>
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<result column="create_time" property="createTime"/>
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</resultMap>
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<!-- 分页查询评论列表 -->
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<select id="queryPage" resultMap="commentVOMap">
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SELECT
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c.id,
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c.knowledge_id,
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c.user_id,
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u.username,
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u.nickname,
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u.img AS user_avatar,
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c.parent_id,
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c.content,
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c.like_count,
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c.status,
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c.create_time
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FROM comment c
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LEFT JOIN sys_user u ON c.user_id = u.user_id
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<where>
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c.status = 1
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<if test="knowledgeId != null">
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AND c.knowledge_id = #{knowledgeId}
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</if>
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<if test="parentId != null">
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AND c.parent_id = #{parentId}
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</if>
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</where>
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ORDER BY c.create_time DESC
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</select>
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<!-- 增加评论点赞数 -->
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<update id="increaseLikeCount">
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UPDATE comment
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SET like_count = like_count + 1
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WHERE id = #{id}
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</update>
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<!-- 减少评论点赞数 -->
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<update id="decreaseLikeCount">
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UPDATE comment
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SET like_count = CASE WHEN like_count > 0 THEN like_count - 1 ELSE 0 END
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WHERE id = #{id}
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</update>
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</mapper>
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@@ -0,0 +1,149 @@
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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.boge.modules.knowledge.service.dao.KnowledgeMapper">
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<!-- 知识文档VO结果映射 -->
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<resultMap id="knowledgeVOMap" type="com.boge.modules.knowledge.service.dto.KnowledgeVO">
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<id column="id" property="id"/>
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<result column="title" property="title"/>
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<result column="subtitle" property="subtitle"/>
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<result column="content" property="content"/>
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<result column="summary" property="summary"/>
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<result column="category_id" property="categoryId"/>
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<result column="author_id" property="authorId"/>
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<result column="author_name" property="authorName"/>
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<result column="cover_image" property="coverImage"/>
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<result column="view_count" property="viewCount"/>
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<result column="like_count" property="likeCount"/>
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<result column="collect_count" property="collectCount"/>
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<result column="version" property="version"/>
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<result column="status" property="status"/>
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<result column="publish_time" property="publishTime"/>
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<result column="expire_time" property="expireTime"/>
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<result column="is_top" property="isTop"/>
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<result column="tags" property="tags"/>
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<result column="create_time" property="createTime"/>
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<result column="update_time" property="updateTime"/>
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</resultMap>
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<!-- 分页查询知识文档列表 -->
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<select id="queryPage" resultMap="knowledgeVOMap">
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SELECT
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k.id,
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k.title,
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k.subtitle,
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k.summary,
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k.category_id,
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k.author_id,
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u.username AS author_name,
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k.cover_image,
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k.view_count,
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k.like_count,
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k.collect_count,
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k.version,
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k.status,
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k.publish_time,
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k.expire_time,
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k.is_top,
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k.tags,
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k.create_time,
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k.update_time
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FROM knowledge k
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LEFT JOIN sys_user u ON k.author_id = u.user_id
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<where>
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<if test="query.title != null and query.title != ''">
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AND k.title LIKE CONCAT('%', #{query.title}, '%')
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</if>
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<if test="query.categoryId != null">
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AND k.category_id = #{query.categoryId}
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</if>
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<if test="query.authorId != null">
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AND k.author_id = #{query.authorId}
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</if>
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<if test="query.status != null and query.status != ''">
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AND k.status = #{query.status}
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</if>
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<if test="query.tag != null and query.tag != ''">
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AND FIND_IN_SET(#{query.tag}, k.tags)
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</if>
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<if test="query.isTop != null">
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AND k.is_top = #{query.isTop}
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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="query.orderBy == 'view_count'">
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k.view_count
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</when>
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<when test="query.orderBy == 'like_count'">
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k.like_count
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</when>
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<when test="query.orderBy == 'publish_time'">
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k.publish_time
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</when>
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<otherwise>
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k.create_time
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</otherwise>
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</choose>
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<choose>
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<when test="query.order == '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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<!-- 根据ID查询知识文档详情 -->
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<select id="getKnowledgeDetail" resultMap="knowledgeVOMap">
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SELECT
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k.id,
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k.title,
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k.subtitle,
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k.content,
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k.plain_content,
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k.summary,
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k.category_id,
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k.author_id,
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u.username AS author_name,
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k.cover_image,
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k.view_count,
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k.like_count,
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k.collect_count,
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k.version,
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k.status,
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k.publish_time,
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k.expire_time,
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k.is_top,
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k.tags,
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k.create_time,
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k.update_time
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FROM knowledge k
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LEFT JOIN sys_user u ON k.author_id = u.user_id
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WHERE k.id = #{id}
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</select>
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<!-- 增加浏览量 -->
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<update id="increaseViewCount">
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UPDATE knowledge
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SET view_count = view_count + 1
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WHERE id = #{id}
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</update>
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<!-- 增加点赞数 -->
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<update id="increaseLikeCount">
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UPDATE knowledge
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SET like_count = like_count + 1
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WHERE id = #{id}
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</update>
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<!-- 减少点赞数 -->
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<update id="decreaseLikeCount">
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UPDATE knowledge
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SET like_count = CASE WHEN like_count > 0 THEN like_count - 1 ELSE 0 END
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WHERE id = #{id}
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</update>
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</mapper>
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