✨Feat: 获取含登录用户点赞信息的博客列表

src/main/java/cn/hezhaohui/thumb/controller/BlogController.java

@@ -2,6 +2,7 @@ package cn.hezhaohui.thumb.controller;
 
 import cn.hezhaohui.thumb.common.BaseResponse;
 import cn.hezhaohui.thumb.common.ResultUtils;
+import cn.hezhaohui.thumb.model.entity.Blog;
 import cn.hezhaohui.thumb.model.vo.BlogVO;
 import cn.hezhaohui.thumb.service.BlogService;
 import jakarta.annotation.Resource;
@@ -10,6 +11,8 @@ import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
+import java.util.List;
+
 @RestController
 @RequestMapping("blog")
 public class BlogController {
@@ -21,4 +24,11 @@ public class BlogController {
         BlogVO blogVO = blogService.getBlogVOById(blogId, request);
         return ResultUtils.sucess(blogVO);
     }
+
+    @GetMapping("list")
+    public BaseResponse<List<BlogVO>> list(HttpServletRequest request) {
+        List<Blog> blogList = blogService.list();
+        List<BlogVO> blogVOList = blogService.getBlogVOList(blogList, request);
+        return ResultUtils.sucess(blogVOList);
+    }
 }

src/main/java/cn/hezhaohui/thumb/service/BlogService.java

@@ -5,6 +5,8 @@ import cn.hezhaohui.thumb.model.vo.BlogVO;
 import com.baomidou.mybatisplus.extension.service.IService;
 import jakarta.servlet.http.HttpServletRequest;
 
+import java.util.List;
+
 /**
 * @author 23117
 * @description 针对表【blog】的数据库操作Service
@@ -14,4 +16,6 @@ public interface BlogService extends IService<Blog> {
 
 
     BlogVO getBlogVOById(long blogId, HttpServletRequest request);
+
+    List<BlogVO> getBlogVOList(List<Blog> blogList, HttpServletRequest request);
 }

src/main/java/cn/hezhaohui/thumb/service/impl/BlogServiceImpl.java

@@ -6,6 +6,7 @@ import cn.hezhaohui.thumb.model.vo.BlogVO;
 import cn.hezhaohui.thumb.service.ThumbService;
 import cn.hezhaohui.thumb.service.UserService;
 import cn.hutool.core.bean.BeanUtil;
+import cn.hutool.core.util.ObjUtil;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import cn.hezhaohui.thumb.model.entity.Blog;
 import cn.hezhaohui.thumb.service.BlogService;
@@ -15,6 +16,12 @@ import jakarta.servlet.http.HttpServletRequest;
 import org.springframework.context.annotation.Lazy;
 import org.springframework.stereotype.Service;
 
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.stream.Collectors;
+
 /**
 * @author 23117
 * @description 针对表【blog】的数据库操作Service实现
@@ -42,6 +49,29 @@ public class BlogServiceImpl extends ServiceImpl<BlogMapper, Blog>
         return this.getBlogVO(blog, loginUser);
     }
 
+    @Override
+    public List<BlogVO> getBlogVOList(List<Blog> blogList, HttpServletRequest request) {
+        User loginUser = userService.getLoginUser(request);
+        Map<Long, Boolean> blogIdHasThumbMap = new HashMap<>();
+        if (ObjUtil.isNotEmpty(loginUser)) {
+            // Blog Id
+            Set<Long> blogIdSet = blogList.stream().map(Blog::getId).collect(Collectors.toSet());
+            // Get Thumb-up Data
+            List<Thumb> thumbList = thumbService.lambdaQuery()
+                    .eq(Thumb::getUserid, loginUser.getId())
+                    .in(Thumb::getBlogId, blogIdSet)
+                    .list();
+            thumbList.forEach(blogThumb -> blogIdHasThumbMap.put(blogThumb.getBlogId(), true));
+        }
+        return blogList.stream()
+                .map(blog -> {
+                    BlogVO blogVO = BeanUtil.copyProperties(blog, BlogVO.class);
+                    blogVO.setHasThumb(blogIdHasThumbMap.get(blog.getId()));
+                    return blogVO;
+                })
+                .toList();
+    }
+
     private BlogVO getBlogVO(Blog blog, User loginUser) {
         BlogVO blogVO = new BlogVO();
         BeanUtil.copyProperties(blog, blogVO);