博客列表添加标签、类别

src/main/java/cn/meteor/beyondclouds/config/LocalDateTimeFormatConfig.java

+package cn.meteor.beyondclouds.config;
+
+import com.fasterxml.jackson.datatype.jsr310.ser.LocalDateTimeSerializer;
+import org.springframework.boot.autoconfigure.jackson.Jackson2ObjectMapperBuilderCustomizer;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+
+/**
+ * 时间格式化
+ * @author meteor
+ */
+@Configuration
+public class LocalDateTimeFormatConfig {
+    @Bean
+    public LocalDateTimeSerializer localDateTimeDeserializer() {
+        return new LocalDateTimeSerializer(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss"));
+    }
+
+    @Bean
+    public Jackson2ObjectMapperBuilderCustomizer jackson2ObjectMapperBuilderCustomizer() {
+        return builder -> builder.serializerByType(LocalDateTime.class, localDateTimeDeserializer());
+    }
+
+}

src/main/java/cn/meteor/beyondclouds/modules/blog/api/BlogApi.java

@@ -46,11 +46,6 @@ public class BlogApi {
         if (result.hasErrors()) {
             return Response.fieldError(result.getFieldError());
         }
-        //如果为不可查看则默认为不可评论和转载
-        if (0 == publishBlogForm.getViewPrivileges()) {
-            publishBlogForm.setAllowComment(false);
-            publishBlogForm.setAllowForward(false);
-        }
 
         Blog blog = new Blog();
         BeanUtils.copyProperties(publishBlogForm, blog);

src/main/java/cn/meteor/beyondclouds/modules/blog/entity/Blog.java

 package cn.meteor.beyondclouds.modules.blog.entity;
 
+import cn.meteor.beyondclouds.modules.tag.entity.Tag;
 import com.baomidou.mybatisplus.annotation.IdType;
-import java.time.LocalDateTime;
 import com.baomidou.mybatisplus.annotation.TableId;
-import java.io.Serializable;
 import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 import lombok.experimental.Accessors;
 
+import java.io.Serializable;
+import java.time.LocalDateTime;
+import java.util.List;
+
 /**
  * <p>
  * 博客表
@@ -35,6 +38,9 @@ public class Blog implements Serializable {
     @ApiModelProperty(value = "所属类别ID")
     private Integer categoryId;
 
+    @ApiModelProperty(value = "类别名称")
+    private String category;
+
     @ApiModelProperty(value = "标题")
     private String blogTitle;
 
@@ -56,6 +62,8 @@ public class Blog implements Serializable {
     @ApiModelProperty(value = "是否允许转发")
     private Boolean allowForward;
 
+    private List<Tag> tags;
+
     private LocalDateTime createTime;
 
     private LocalDateTime updateTime;

src/main/java/cn/meteor/beyondclouds/modules/blog/form/PublishBlogForm.java

@@ -4,8 +4,6 @@ import lombok.Data;
 
 import javax.validation.constraints.NotEmpty;
 import javax.validation.constraints.NotNull;
-import java.io.File;
-import java.io.FileInputStream;
 import java.util.List;
 
 /**
@@ -25,7 +23,7 @@ public class PublishBlogForm {
     @NotEmpty(message = "摘要不能为空")
     private String blogAbstract;
 
-    @NotNull(message = "文章类型不能为空")
+    @NotNull(message = "博客类型不能为空")
     private Integer categoryId;
 
     @NotEmpty(message = "内容不能为空")

src/main/java/cn/meteor/beyondclouds/modules/blog/mapper/BlogMapper.java

 package cn.meteor.beyondclouds.modules.blog.mapper;
 
 import cn.meteor.beyondclouds.modules.blog.entity.Blog;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.core.toolkit.Constants;
+import org.apache.ibatis.annotations.Param;
 
 /**
  * <p>
@@ -13,4 +17,18 @@ import com.baomidou.mybatisplus.core.mapper.BaseMapper;
  */
 public interface BlogMapper extends BaseMapper<Blog> {
 
+    /**
+     * 分页查询博客获取标签
+     * @param page
+     * @return
+     */
+    IPage<Blog> selectPageWithTags(IPage<Blog> page);
+
+    /**
+     * 根据查询条件分页查询博客获取标签
+     * @param page
+     * @param queryWrapper
+     * @return
+     */
+    IPage<Blog> selectPageWithTags(IPage<Blog> page, @Param(Constants.WRAPPER)QueryWrapper<?> queryWrapper);
 }

src/main/java/cn/meteor/beyondclouds/modules/blog/mapper/xml/BlogMapper.xml

@@ -2,4 +2,42 @@
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="cn.meteor.beyondclouds.modules.blog.mapper.BlogMapper">
 
+    <resultMap id="blogWithTagsResultMap" type="cn.meteor.beyondclouds.modules.blog.entity.Blog">
+        <id property="blogId" column="blog_id"/>
+        <result property="userId" column="user_id"/>
+        <result property="categoryId" column="category_id"/>
+        <result property="category" column="category"/>
+        <result property="blogTitle" column="blog_title"/>
+        <result property="blogAbstract" column="blog_abstract"/>
+        <result property="cover" column="cover"/>
+        <result property="originLink" column="origin_link"/>
+        <result property="viewPrivileges" column="view_privileges"/>
+        <result property="allowComment" column="allow_comment"/>
+        <result property="allowForward" column="allow_forward"/>
+        <result property="createTime" column="create_time"/>
+        <result property="updateTime" column="update_time"/>
+        <collection property="tags" ofType="cn.meteor.beyondclouds.modules.tag.entity.Tag">
+            <id property="tagId" column="tag_id"/>
+            <result property="tagName" column="tag_name"/>
+            <result property="tagType" column="tag_type"/>
+        </collection>
+    </resultMap>
+
+    <select id="selectPageWithTags" resultMap="blogWithTagsResultMap">
+        select
+        b.*,
+        t.tag_id,
+        t.tag_name,
+        t.tag_type,
+        t.create_time,
+        t.update_time
+        from blog b
+        left join blog_tag bt
+        on b.blog_id = bt.blog_id
+        left join tag t
+        on t.tag_id = bt.tag_id
+        <if test="ew != null and ew.sqlSegment != null">
+            and ${ew.sqlSegment}
+        </if>
+    </select>
 </mapper>

src/main/java/cn/meteor/beyondclouds/modules/blog/service/IBlogService.java

@@ -2,9 +2,6 @@ package cn.meteor.beyondclouds.modules.blog.service;
 
 import cn.meteor.beyondclouds.modules.blog.bean.BlogDetail;
 import cn.meteor.beyondclouds.modules.blog.entity.Blog;
-import cn.meteor.beyondclouds.modules.blog.entity.BlogComment;
-import cn.meteor.beyondclouds.modules.blog.entity.BlogExt;
-import cn.meteor.beyondclouds.modules.blog.entity.BlogTag;
 import cn.meteor.beyondclouds.modules.blog.exception.BlogCategoryServiceException;
 import cn.meteor.beyondclouds.modules.blog.exception.BlogServiceException;
 import com.baomidou.mybatisplus.core.metadata.IPage;

src/main/java/cn/meteor/beyondclouds/modules/blog/service/impl/BlogServiceImpl.java

@@ -22,6 +22,7 @@ import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.util.Assert;
+import org.springframework.util.CollectionUtils;
 import org.springframework.util.StringUtils;
 
 import java.util.ArrayList;
@@ -50,6 +51,13 @@ public class BlogServiceImpl extends ServiceImpl<BlogMapper, Blog> implements IB
 
     private IBlogCategoryService blogCategoryService;
 
+    private BlogMapper blogMapper;
+
+    @Autowired
+    public void setBlogMapper(BlogMapper blogMapper) {
+        this.blogMapper = blogMapper;
+    }
+
     @Autowired
     public void setBlogCategoryService(IBlogCategoryService blogCategoryService) {
         this.blogCategoryService = blogCategoryService;
@@ -78,13 +86,21 @@ public class BlogServiceImpl extends ServiceImpl<BlogMapper, Blog> implements IB
     @Override
     public void publishBlog(Blog blog, String content, List<String> topicIds, List<String> tagIds) throws BlogCategoryServiceException {
 
+        //如果为不可查看则默认为不可评论和转载
+        if (0 == blog.getViewPrivileges()) {
+            blog.setAllowComment(false);
+            blog.setAllowForward(false);
+        }
+
 
         //1.判断博客类型是否存在
         BlogCategory blogCategory = blogCategoryService.getById(blog.getCategoryId());
         if (null == blogCategory) {
             throw new BlogCategoryServiceException(BlogCategoryErrorCode.INCORRECT_CATEGORY);
         }
+
         //2.保存博客
+        blog.setCategory(blogCategory.getCategory());
         save(blog);
 
         //3.存入内容
@@ -94,25 +110,30 @@ public class BlogServiceImpl extends ServiceImpl<BlogMapper, Blog> implements IB
         blogExtService.save(blogExt);
 
         //4.判断是否引用话题
-        if (null != topicIds) {
+        if (!CollectionUtils.isEmpty(topicIds)) {
+            List<TopicReference> topicReferenceList = new ArrayList<>();
             for (String topicId : topicIds) {
                 TopicReference topicReference = new TopicReference();
-
                 topicReference.setTopicId(topicId);
                 topicReference.setReferencerId(blog.getBlogId());
                 topicReference.setReferencerType(0);
-                topicReferenceService.save(topicReference);
+                topicReferenceList.add(topicReference);
             }
+
+            // 批量保存
+            topicReferenceService.saveBatch(topicReferenceList);
         }
 
         //5.判断是否引用标签
-        if (null != tagIds) {
+        if (!CollectionUtils.isEmpty(tagIds)) {
+            List<BlogTag> blogTagList = new ArrayList<>();
             for (String tagId : tagIds) {
                 BlogTag blogTag = new BlogTag();
                 blogTag.setBlogId(blog.getBlogId());
                 blogTag.setTagId(tagId);
-                blogTagService.save(blogTag);
+                blogTagList.add(blogTag);
             }
+            blogTagService.saveBatch(blogTagList);
         }
     }
 
@@ -212,10 +233,11 @@ public class BlogServiceImpl extends ServiceImpl<BlogMapper, Blog> implements IB
     @Override
     public IPage<Blog> getBlogPage(Integer pageNumber, Integer pageSize) {
         IPage<Blog> page = new Page<>(pageNumber, pageSize);
-        QueryWrapper queryWrapper = new QueryWrapper();
-        queryWrapper.eq("view_privileges", 1);
-        queryWrapper.orderByDesc("create_time");
-        return page(page,queryWrapper);
+        QueryWrapper<Blog> blogQueryWrapper = new QueryWrapper<>();
+        blogQueryWrapper.eq("view_privileges", 1);
+        blogQueryWrapper.orderByDesc("b.create_time");
+        IPage<Blog> blogPage = blogMapper.selectPageWithTags(page, blogQueryWrapper);
+        return blogPage;
     }
 
     /**

src/main/java/cn/meteor/beyondclouds/modules/tag/entity/Tag.java

@@ -2,6 +2,7 @@ package cn.meteor.beyondclouds.modules.tag.entity;
 
 import com.baomidou.mybatisplus.annotation.IdType;
 import com.baomidou.mybatisplus.annotation.TableId;
+import com.fasterxml.jackson.annotation.JsonInclude;
 import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
@@ -39,8 +40,10 @@ public class Tag implements Serializable {
     @ApiModelProperty(value = "标签类型：0博客标签，2-问题标签")
     private Integer tagType;
 
+    @JsonInclude(JsonInclude.Include.NON_NULL)
     private LocalDateTime createTime;
 
+    @JsonInclude(JsonInclude.Include.NON_NULL)
     private LocalDateTime updateTime;
 
 

src/main/resources/application.yml

@@ -26,6 +26,11 @@ aliyun:
 mybatis-plus:
   mapper-locations: classpath*:cn/meteor/beyondclouds/modules/**/xml/*.xml
 
+logging:
+  level:
+    cn:
+      meteor:
+        beyondclouds: debug
 beyondclouds:
   debug: true
   auth: