1、为发布的作品添加标签

2、修改标签
3、不允许用户重复参与活动
4、查询所有参与活动的作品

src/main/resources/mapper/primary/PortfolioMapper.xml

@@ -9,4 +9,14 @@
         from portfolio
         where id = #{originalPortfolioId}
     </select>
+
+    <select id="getByTag" resultType="com.ai.da.mapper.primary.entity.Portfolio">
+        SELECT p.*
+        FROM portfolio p
+                 JOIN t_portfolio_tags pt ON p.id = pt.portfolio_id
+                 JOIN t_tags t ON pt.tag_id = t.id
+        WHERE p.account_id = #{accountId}
+          AND t.tag_name = #{tagName};
+    </select>
+
 </mapper>

src/main/resources/mapper/primary/PortfolioTagsMapper.xml

@@ -0,0 +1,16 @@
+<?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.ai.da.mapper.primary.PortfolioTagsMapper">
+
+    <delete id="deleteByPortfolioId">
+        DELETE
+        FROM t_portfolio_tags
+        WHERE portfolio_id = #{portfolioId};
+    </delete>
+
+    <insert id="insertIgnore">
+        INSERT
+        IGNORE INTO t_portfolio_tags (portfolio_id, tag_id, create_time)
+        VALUES (#{portfolioId}, #{tagId}, #{time});
+    </insert>
+</mapper>

src/main/resources/mapper/primary/TagsMapper.xml

@@ -9,5 +9,12 @@
         ORDER BY relevance DESC;
     </select>
 
+    <select id="getTagByPortfolioId" resultType="com.ai.da.mapper.primary.entity.Tags">
+        SELECT t.*
+        FROM t_tags t
+        JOIN t_portfolio_tags pt ON t.id = pt.tag_id
+        WHERE pt.portfolio_id = #{portfolioId};
+    </select>
+
 
 </mapper>

src/main/resources/messages_en.properties

@@ -139,6 +139,7 @@ slogan.style.cannot.be.empty=Slogan style text cannot be empty.
 slogan.image.cannot.be.empty=Slogan image cannot be empty.
 questionnaire.filled.out=You have filled out the current questionnaire.
 user.has.no.account=The current user has no account！
+you.have.participated.in.the.event=You have participated in the event.
 
 # 可能会报异常
 # Informative:

src/main/resources/messages_zh.properties

@@ -134,6 +134,7 @@ slogan.style.cannot.be.empty=标语风格文本不能为空。
 slogan.image.cannot.be.empty=标语图片不能为空。
 questionnaire.filled.out=您已填写过当前问卷。
 user.has.no.account=当前用户没有账号。
+you.have.participated.in.the.event=您已经参与活动
 
 # 可能会报异常
 # Informative: