为作品添加标签

src/main/java/com/ai/da/controller/PortfolioController.java

@@ -16,6 +16,7 @@ import org.springframework.web.multipart.MultipartFile;
 
 import javax.annotation.Resource;
 import javax.validation.Valid;
+import java.util.List;
 
 @Api(tags = "Portfolio模块")
 @Slf4j
@@ -28,8 +29,8 @@ public class PortfolioController {
 
     @ApiOperation(value = "发布作品集")
     @PostMapping("/publish")
-    public Response<Boolean> preLogin(@RequestParam("file") MultipartFile canvas, @RequestParam("data") String data) {
+    public Response<Boolean> preLogin(@RequestParam("file") MultipartFile canvas, @RequestParam("data") String data, @RequestParam("tags") List<TagsDTO> tagsDTOS) {
-        return Response.success(portfolioService.publish(canvas, data));
+        return Response.success(portfolioService.publish(canvas, data, tagsDTOS));
     }
 
     @ApiOperation(value = "删除作品集")
@@ -117,4 +118,10 @@ public class PortfolioController {
     public Response<Boolean> commentDelete(@Valid @RequestBody CommentDTO commentDTO) {
         return Response.success(portfolioService.commentDelete(commentDTO));
     }
+
+    @ApiOperation(value = "按标签名查询作品")
+    @PostMapping("/queryPortfolioByTag")
+    public Response<List<PortfolioVO>> queryPortfolioByTag(@RequestParam("tagName") String tagName) {
+        return Response.success(portfolioService.queryPortfolioByTag(tagName));
+    }
 }

src/main/java/com/ai/da/mapper/primary/PortfolioTagsMapper.java

@@ -0,0 +1,11 @@
+package com.ai.da.mapper.primary;
+
+import com.ai.da.common.config.mybatis.plus.CommonMapper;
+import com.ai.da.mapper.primary.entity.PortfolioTags;
+import com.ai.da.mapper.primary.entity.Tags;
+
+
+public interface PortfolioTagsMapper extends CommonMapper<PortfolioTags> {
+
+
+}

src/main/java/com/ai/da/mapper/primary/TagsMapper.java

@@ -0,0 +1,14 @@
+package com.ai.da.mapper.primary;
+
+import com.ai.da.common.config.mybatis.plus.CommonMapper;
+import com.ai.da.mapper.primary.entity.Tags;
+
+import java.util.List;
+import java.util.Map;
+
+
+public interface TagsMapper extends CommonMapper<Tags> {
+
+    List<Map<String, String>> getMatchingTags(String userInput);
+
+}

src/main/java/com/ai/da/mapper/primary/entity/PortfolioTags.java

@@ -0,0 +1,14 @@
+package com.ai.da.mapper.primary.entity;
+
+import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+@EqualsAndHashCode(callSuper = true)
+@TableName("t_portfolio_tags")
+@Data
+public class PortfolioTags extends BaseEntity{
+    private Long portfolioId;
+
+    private Long tagId;
+}

src/main/java/com/ai/da/mapper/primary/entity/Tags.java

@@ -0,0 +1,13 @@
+package com.ai.da.mapper.primary.entity;
+
+import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+
+@EqualsAndHashCode(callSuper = true)
+@TableName("t_tags")
+@Data
+public class Tags extends BaseEntity{
+
+    private String tagName;
+}

src/main/java/com/ai/da/model/dto/TagsDTO.java

@@ -0,0 +1,6 @@
+package com.ai.da.model.dto;
+
+import com.ai.da.mapper.primary.entity.Tags;
+
+public class TagsDTO extends Tags {
+}

src/main/java/com/ai/da/service/PortfolioService.java

@@ -9,8 +9,10 @@ import com.ai.da.model.vo.UserLikeChooseVO;
 import com.baomidou.mybatisplus.extension.service.IService;
 import org.springframework.web.multipart.MultipartFile;
 
+import java.util.List;
+
 public interface PortfolioService extends IService<Portfolio> {
-    Boolean publish(MultipartFile canvas, String data);
+    Boolean publish(MultipartFile canvas, String data, List<TagsDTO> tagsDTOS);
 
     PortfolioVO update(PortfolioDTO portfolioDTO);
 
@@ -41,4 +43,6 @@ public interface PortfolioService extends IService<Portfolio> {
     Boolean delete(Long id);
 
     Portfolio getByIdAll(Long originalPortfolioId);
+
+    List<PortfolioVO> queryPortfolioByTag(String tagName);
 }

src/main/java/com/ai/da/service/TagsService.java

@@ -0,0 +1,8 @@
+package com.ai.da.service;
+
+import com.ai.da.mapper.primary.entity.Tags;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+public interface TagsService extends IService<Tags> {
+
+}

src/main/java/com/ai/da/service/impl/PortfolioServiceImpl.java

@@ -110,9 +110,18 @@ public class PortfolioServiceImpl extends ServiceImpl<PortfolioMapper, Portfolio
     @Resource
     private WorkspaceRelStyleMapper workspaceRelStyleMapper;
 
+    @Resource
+    private PortfolioTagsMapper portfolioTagsMapper;
+
+    @Resource
+    private TagsService tagsService;
+
+    @Resource
+    private TagsMapper tagsMapper;
+
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public Boolean publish(MultipartFile file, String data) {
+    public Boolean publish(MultipartFile file, String data, List<TagsDTO> tagsDTOS) {
         AuthPrincipalVo authPrincipalVo = UserContext.getUserHolder();
         PortfolioDTO portfolioDTO = JSONObject.parseObject(data, PortfolioDTO.class);
         QueryWrapper<Portfolio> existSameNameQw = new QueryWrapper<>();
@@ -123,6 +132,7 @@ public class PortfolioServiceImpl extends ServiceImpl<PortfolioMapper, Portfolio
             throw new BusinessException("The title of the published work has been used.");
         }
         if (file != null && file.getOriginalFilename() != null) {
+            Long portfolioId;
             String upload = minioUtil.upload("aida-canvas", String.valueOf(authPrincipalVo.getId()), file);
             Canvas canvas = new Canvas();
             canvas.setUrl(upload);
@@ -191,6 +201,7 @@ public class PortfolioServiceImpl extends ServiceImpl<PortfolioMapper, Portfolio
                 } else {
                     portfolioMapper.insert(portfolio);
                 }
+                portfolioId = portfolio.getId();
 
                 List<UserLike> userLikeList = userLikeService.getUserLikeList(portfolioDTO.getUserLikeGroupId());
                 for (UserLike userLike : userLikeList) {
@@ -282,10 +293,12 @@ public class PortfolioServiceImpl extends ServiceImpl<PortfolioMapper, Portfolio
                 } else {
                     portfolioMapper.insert(portfolio);
                 }
+                portfolioId = portfolio.getId();
             }
+            // 记录作品添加的标签
+            addTagsForPortfolio(tagsDTOS, portfolioId);
         }
 
-
         return Boolean.TRUE;
     }
 
@@ -1043,4 +1056,57 @@ public class PortfolioServiceImpl extends ServiceImpl<PortfolioMapper, Portfolio
         }
         return null;
     }
+
+    public void addTagsForPortfolio(List<TagsDTO> tagsDTOS, Long portfolioId) {
+        // 遍历数组，添加到t_portfolio_tags表中，没有id的tag，添加到t_tags表中
+        tagsDTOS.forEach(tag -> {
+            PortfolioTags portfolioTags = new PortfolioTags();
+            if (Objects.isNull(tag.getId())){
+                Tags newTag = new Tags();
+                newTag.setTagName(tag.getTagName());
+                newTag.setCreateTime(LocalDateTime.now());
+                tagsService.save(newTag);
+                portfolioTags.setTagId(newTag.getId());
+            }else {
+                portfolioTags.setTagId(tag.getId());
+            }
+            portfolioTags.setPortfolioId(portfolioId);
+            portfolioTags.setCreateTime(LocalDateTime.now());
+            portfolioTagsMapper.insert(portfolioTags);
+        });
+    }
+
+    public List<PortfolioVO> queryPortfolioByTag(String tagName){
+        ArrayList<PortfolioVO> portfolioVOS = new ArrayList<>();
+        List<Map<String, String>> matchingTags = tagsMapper.getMatchingTags(tagName);
+        Map<String, String> tagMap = matchingTags.get(0);
+        long bestMatchTagId = Long.parseLong(tagMap.get("id"));
+
+        QueryWrapper<PortfolioTags> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("tag_id", bestMatchTagId).select("portfolio_id");
+
+        List<PortfolioTags> portfolioTags = portfolioTagsMapper.selectList(queryWrapper);
+        List<Long> portfolioIdList = portfolioTags.stream().map(PortfolioTags::getPortfolioId).collect(Collectors.toList());
+
+        QueryWrapper<Portfolio> qw = new QueryWrapper<>();
+        qw.in("id", portfolioIdList);
+        List<Portfolio> portfolios = baseMapper.selectList(qw);
+
+        portfolios.forEach(portfolio -> {
+            if (portfolio != null) {
+                PortfolioVO vo = CopyUtil.copyObject(portfolio, PortfolioVO.class);
+                Canvas canvas = canvasMapper.selectById(vo.getCanvasId());
+                vo.setCanvasUrl(minioUtil.getPreSignedUrl(canvas.getUrl(), 24 * 60));
+                vo.setLikeNum(redisUtil.getLikeCount(vo.getId()));
+                vo.setViewNums(redisUtil.getViewCount(vo.getId()));
+                Long accountId = vo.getAccountId();
+                vo.setUserName(accountMapper.selectById(accountId).getUserName());
+                if (vo.getOriginal() == 0) {
+                    vo.setOriginalUserName(accountMapper.selectById(vo.getOriginalAccountId()).getUserName());
+                }
+                portfolioVOS.add(vo);
+            }
+        });
+        return portfolioVOS;
+    }
 }

src/main/java/com/ai/da/service/impl/TagsServiceImpl.java

@@ -0,0 +1,45 @@
+package com.ai.da.service.impl;
+
+import com.ai.da.mapper.primary.TagsMapper;
+import com.ai.da.mapper.primary.entity.Tags;
+import com.ai.da.service.TagsService;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Service;
+
+import java.time.LocalDateTime;
+import java.util.List;
+import java.util.Objects;
+
+@Slf4j
+@Service
+public class TagsServiceImpl extends ServiceImpl<TagsMapper, Tags> implements TagsService {
+
+    public List<Tags> getTags(String tagPrefix){
+        // 1、根据tag前缀,查询
+        QueryWrapper<Tags> queryWrapper = new QueryWrapper<>();
+        queryWrapper.likeLeft("tag_name", tagPrefix);
+
+        // 需返回标签内容和id
+        return baseMapper.selectList(queryWrapper);
+    }
+
+
+    public Tags addTag(String tagName) {
+        // 1、判断有无该tag
+        QueryWrapper<Tags> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("tag_name", tagName);
+        Tags tags = baseMapper.selectOne(queryWrapper);
+        // 2、没有该数据时，插入新标签并返回标签id等
+        if (Objects.isNull(tags)){
+            tags = new Tags();
+            tags.setTagName(tagName);
+            tags.setCreateTime(LocalDateTime.now());
+
+            baseMapper.insert(tags);
+        }
+        return tags;
+    }
+
+}

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

@@ -0,0 +1,13 @@
+<?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.TagsMapper">
+
+    <select id="getMatchingTags" resultType="java.util.List">
+        SELECT id, tag_name, MATCH(tag_name) AGAINST(#{userInput}) AS relevance
+        FROM t_tags
+        WHERE MATCH(tag_name) AGAINST(#{userInput})
+        ORDER BY relevance DESC;
+    </select>
+
+
+</mapper>