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HackyleShaweHackyleShawe
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feat: consumer, category
1 parent 6fb7cd5 commit 61284ca

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Lines changed: 781 additions & 1 deletion

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‎blog-consumer/src/main/java/com/hackyle/blog/consumer/controller/CategoryController.java‎

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package com.hackyle.blog.consumer.controller;
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import com.alibaba.fastjson.JSON;
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import com.hackyle.blog.consumer.dto.PageRequestDto;
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import com.hackyle.blog.consumer.dto.PageResponseDto;
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import com.hackyle.blog.consumer.qo.CategoryQo;
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import com.hackyle.blog.consumer.service.ArticleCategoryService;
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import com.hackyle.blog.consumer.vo.ArticleVo;
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import com.hackyle.blog.consumer.vo.CategoryVo;
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import org.apache.commons.lang3.StringUtils;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Controller;
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import org.springframework.web.bind.annotation.PathVariable;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RequestMethod;
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import org.springframework.web.servlet.ModelAndView;
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import javax.servlet.http.HttpServletRequest;
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import java.util.List;
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import java.util.stream.Collectors;
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/**
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* 分类：读取所有的文章分类，渲染到页面category.html。
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* 点击分类，获取该目录下的所有文章，category/分类名/页码
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*/
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@Controller
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public class CategoryController {
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private static final Logger LOGGER = LoggerFactory.getLogger(CategoryController.class);
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@Autowired
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private ArticleCategoryService articleCategoryService;
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/**
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* 查询文章分类
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*/
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@RequestMapping(value = {"/category"}, method = {RequestMethod.GET, RequestMethod.POST})
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public ModelAndView queryCategory(ModelAndView modelAndView) {
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//直接获取全部有文章的分类就行了，不需要根据关键字查文章分类
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//String categoryKeys = request.getParameter("categoryKeys");
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//LOGGER.info("查询文章分类-controller层入参-queryKeywords={}", categoryKeys);
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//if(StringUtils.isNotBlank(categoryKeys)) {
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// modelAndView.addObject("categoryKeys", categoryKeys);
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//}
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List<CategoryVo> categoryVoList = articleCategoryService.selectCategory();
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modelAndView.addObject("categoryVoList", categoryVoList);
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LOGGER.info("查询文章分类-controller层出参-categoryVoList={}", JSON.toJSONString(categoryVoList));
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modelAndView.setViewName("category");
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return modelAndView;
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}
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/**
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* 分页获取某分类下的所有文章
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*/
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@RequestMapping(value = {"/category/{categoryCode}/{pageNum}"}, method = {RequestMethod.GET, RequestMethod.POST})
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public ModelAndView categoryArticle(ModelAndView modelAndView, @PathVariable("categoryCode") String categoryCode,
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@PathVariable("pageNum") Integer pageNum, HttpServletRequest request) {
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PageRequestDto<CategoryQo> pageRequestDto = new PageRequestDto<>();
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CategoryQo categoryQo = new CategoryQo();
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categoryQo.setCategoryCode(categoryCode);
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if(pageNum == null || pageNum < 1) {
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pageNum = 1;
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}
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pageRequestDto.setCurrentPage(pageNum);
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String pageSize = request.getParameter("pageSize");
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if(StringUtils.isBlank(pageSize)) {
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pageRequestDto.setPageSize(15);
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} else {
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pageRequestDto.setPageSize(Integer.parseInt(pageSize));
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}
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//多个关键字，使用逗号分割
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String categoryKeys = request.getParameter("categoryKeys");
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if(StringUtils.isNotBlank(categoryKeys)) {
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categoryQo.setQueryKeywords(categoryKeys);
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modelAndView.addObject("categoryKeys", categoryKeys);
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}
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pageRequestDto.setCondition(categoryQo);
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LOGGER.info("分页获取某分类下的所有文章-controller入参-pageRequestDto={}", JSON.toJSONString(pageRequestDto));
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PageResponseDto<ArticleVo> pageResponseDto = articleCategoryService.selectArticleByCategory(pageRequestDto);
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String articleUris = pageResponseDto.getRows().stream().map(ArticleVo::getUri).collect(Collectors.joining(","));
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LOGGER.info("分页获取某分类下的所有文章-controller出参-pageRequestDto={}-articleUris={}", JSON.toJSONString(pageRequestDto), articleUris);
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modelAndView.addObject("pageResponseDto", pageResponseDto);
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modelAndView.addObject("categoryCode", categoryCode);
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modelAndView.addObject("categoryName", pageRequestDto.getCondition().getCategoryName());
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modelAndView.setViewName("category");
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return modelAndView;
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}
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}

‎blog-consumer/src/main/java/com/hackyle/blog/consumer/entity/CategoryEntity.java‎

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package com.hackyle.blog.consumer.entity;
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import com.baomidou.mybatisplus.annotation.TableField;
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import com.baomidou.mybatisplus.annotation.TableId;
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import com.baomidou.mybatisplus.annotation.TableName;
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import java.io.Serializable;
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import java.util.Date;
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/**
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* 文章分类
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*/
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@TableName(value ="tb_category")
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public class CategoryEntity implements Serializable {
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/**
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* ID：为了后续数据迁移，不使用自增主键，使用时间戳
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*/
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@TableId
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private Long id;
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/**
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* 分类名称
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*/
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private String name;
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/**
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* 分类简称
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*/
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private String code;
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/**
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* 分类描述
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*/
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private String description;
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/**
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* 分类的图标URL
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*/
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private String iconUrl;
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/**
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* 上一级分类
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*/
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private Long parentId;
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/**
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* 创建时间: 年-月-日 时:分:秒
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*/
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private Date createTime;
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/**
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* 更新时间
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*/
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private Date updateTime;
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/**
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* 是否删除：0-false-未删除;1-true-已删除
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*/
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@TableField("is_deleted")
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private Boolean deleted;
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@TableField(exist = false)
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private static final long serialVersionUID = 1L;
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public Long getId() {
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return id;
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}
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public void setId(Long id) {
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this.id = id;
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}
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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public String getCode() {
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return code;
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}
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public void setCode(String code) {
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this.code = code;
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}
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public String getDescription() {
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return description;
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}
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public void setDescription(String description) {
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this.description = description;
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}
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public String getIconUrl() {
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return iconUrl;
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}
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public void setIconUrl(String iconUrl) {
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this.iconUrl = iconUrl;
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}
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public Long getParentId() {
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return parentId;
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}
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public void setParentId(Long parentId) {
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this.parentId = parentId;
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}
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public Date getCreateTime() {
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return createTime;
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}
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public void setCreateTime(Date createTime) {
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this.createTime = createTime;
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}
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public Date getUpdateTime() {
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return updateTime;
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}
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public void setUpdateTime(Date updateTime) {
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this.updateTime = updateTime;
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}
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public Boolean getDeleted() {
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return deleted;
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}
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public void setDeleted(Boolean deleted) {
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this.deleted = deleted;
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}
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}

‎blog-consumer/src/main/java/com/hackyle/blog/consumer/mapper/ArticleCategoryMapper.java‎

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import com.baomidou.mybatisplus.core.mapper.BaseMapper;
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import com.hackyle.blog.consumer.entity.ArticleCategoryEntity;
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import com.hackyle.blog.consumer.entity.CategoryEntity;
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import com.hackyle.blog.consumer.po.ArticleCategoryPo;
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import org.apache.ibatis.annotations.Mapper;
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import org.apache.ibatis.annotations.Param;
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public interface ArticleCategoryMapper extends BaseMapper<ArticleCategoryEntity> {
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List<ArticleCategoryPo> selectByArticleIds(@Param("articleIds") List<Long> articleIds);
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//List<ArticleCategoryPo> queryCategory(@Param("keyList") List<String> keyList);
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List<ArticleCategoryPo> queryCategory();
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CategoryEntity selectCategoryByCategory(@Param("categoryCode") String categoryCode);
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List<Long> selectArticleByCategory(@Param("categoryCode") String categoryCode);
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}
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‎blog-consumer/src/main/java/com/hackyle/blog/consumer/po/ArticleCategoryPo.java‎

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package com.hackyle.blog.consumer.po;
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import java.util.Date;
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public class ArticleCategoryPo {
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private Long articleId;
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private Long categoryId;
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/**
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* 该个categoryId下的文章数量
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*/
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private Integer articleNum;
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/**
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* 分类名称
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*/
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*/
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private String iconUrl;
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private Long parentId;
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private Date createTime;
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private Date updateTime;
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public Long getArticleId() {
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return articleId;
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}
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this.categoryId = categoryId;
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}
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public Integer getArticleNum() {
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return articleNum;
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}
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public void setArticleNum(Integer articleNum) {
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this.articleNum = articleNum;
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}
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public String getName() {
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return name;
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}
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public void setIconUrl(String iconUrl) {
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this.iconUrl = iconUrl;
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}
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public Long getParentId() {
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return parentId;
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}
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public void setParentId(Long parentId) {
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this.parentId = parentId;
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}
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public Date getCreateTime() {
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return createTime;
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}
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public void setCreateTime(Date createTime) {
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this.createTime = createTime;
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}
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public Date getUpdateTime() {
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return updateTime;
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}
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public void setUpdateTime(Date updateTime) {
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this.updateTime = updateTime;
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}
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}

‎blog-consumer/src/main/java/com/hackyle/blog/consumer/qo/CategoryQo.java‎

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package com.hackyle.blog.consumer.qo;
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public class CategoryQo {
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private String categoryCode;
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private String categoryName;
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private String queryKeywords;
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public String getCategoryCode() {
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return categoryCode;
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}
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public void setCategoryCode(String categoryCode) {
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this.categoryCode = categoryCode;
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}
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public String getCategoryName() {
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return categoryName;
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}
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public void setCategoryName(String categoryName) {
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this.categoryName = categoryName;
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}
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public String getQueryKeywords() {
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return queryKeywords;
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}
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public void setQueryKeywords(String queryKeywords) {
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this.queryKeywords = queryKeywords;
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}
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}

‎blog-consumer/src/main/java/com/hackyle/blog/consumer/service/ArticleCategoryService.java‎

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package com.hackyle.blog.consumer.service;
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import com.baomidou.mybatisplus.extension.service.IService;
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import com.hackyle.blog.consumer.dto.PageRequestDto;
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import com.hackyle.blog.consumer.dto.PageResponseDto;
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import com.hackyle.blog.consumer.entity.ArticleCategoryEntity;
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import com.hackyle.blog.consumer.po.ArticleCategoryPo;
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import com.hackyle.blog.consumer.qo.CategoryQo;
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import com.hackyle.blog.consumer.vo.ArticleVo;
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import com.hackyle.blog.consumer.vo.CategoryVo;
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import java.util.List;
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import java.util.Map;
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Map<Long, List<ArticleCategoryPo>> selectByArticleIds(List<Long> articleIds);
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List<CategoryVo> selectCategory();
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PageResponseDto<ArticleVo> selectArticleByCategory(PageRequestDto<CategoryQo> requestDto);
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}

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