项目评论列表

src/main/java/cn/meteor/beyondclouds/modules/project/api/ProjectCommentApi.java

 package cn.meteor.beyondclouds.modules.project.api;
 
+import cn.meteor.beyondclouds.common.form.PageForm;
+import cn.meteor.beyondclouds.common.vo.PageVO;
+import cn.meteor.beyondclouds.core.annotation.Anonymous;
 import cn.meteor.beyondclouds.core.annotation.CurrentSubject;
 import cn.meteor.beyondclouds.core.api.Response;
 import cn.meteor.beyondclouds.core.bean.Subject;
+import cn.meteor.beyondclouds.modules.project.entity.ProjectComment;
 import cn.meteor.beyondclouds.modules.project.exception.ProjectCommentServiceException;
 import cn.meteor.beyondclouds.modules.project.form.ProjectCommentForm;
 import cn.meteor.beyondclouds.modules.project.service.IProjectCommentService;
+import com.baomidou.mybatisplus.core.metadata.IPage;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -72,4 +77,23 @@ public class ProjectCommentApi {
         }
 
     }
+
+    @Anonymous
+    @ApiOperation("评论列表")
+    @GetMapping("/project/{projectId}/comments")
+    public Response<PageVO<ProjectComment>> getProjectComments(@PathVariable("projectId") Integer projectId,
+                                                               @Valid PageForm pageForm,
+                                                               @RequestParam(value = "parentId" ,required = false) Integer parentId) {
+        try {
+            // 根据用户获取列表并返回
+            IPage<ProjectComment>commentPage = projectCommentService.getCommentPage(pageForm.getPage(), pageForm.getSize(), projectId, parentId);
+            PageVO<ProjectComment> projectPageVO = new PageVO<>();
+            projectPageVO.setTotalPage(commentPage.getPages());
+            projectPageVO.setDataList(commentPage.getRecords());
+            return Response.success(projectPageVO);
+        } catch (ProjectCommentServiceException e) {
+            e.printStackTrace();
+            return Response.error(e);
+        }
+    }
 }

src/main/java/cn/meteor/beyondclouds/modules/project/service/IProjectCommentService.java

@@ -2,6 +2,7 @@ package cn.meteor.beyondclouds.modules.project.service;
 
 import cn.meteor.beyondclouds.modules.project.entity.ProjectComment;
 import cn.meteor.beyondclouds.modules.project.exception.ProjectCommentServiceException;
+import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.service.IService;
 
 /**
@@ -29,4 +30,14 @@ public interface IProjectCommentService extends IService<ProjectComment> {
      * @param id
      */
     void deleteComment(Integer commentId, String id) throws ProjectCommentServiceException;
+
+    /**
+     * 获取评论分页
+     * @param page
+     * @param size
+     * @param projectId
+     * @param parentId
+     * @return
+     */
+    IPage<ProjectComment> getCommentPage(Integer page, Integer size, Integer projectId, Integer parentId) throws ProjectCommentServiceException;
 }

src/main/java/cn/meteor/beyondclouds/modules/project/service/impl/ProjectCommentServiceImpl.java

@@ -9,6 +9,8 @@ import cn.meteor.beyondclouds.modules.project.mapper.ProjectCommentMapper;
 import cn.meteor.beyondclouds.modules.project.service.IProjectCommentService;
 import cn.meteor.beyondclouds.modules.project.service.IProjectService;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
+import com.baomidou.mybatisplus.core.metadata.IPage;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
@@ -95,4 +97,27 @@ public class ProjectCommentServiceImpl extends ServiceImpl<ProjectCommentMapper,
         projectCommentQueryWrapper.like("thread", projectComment.getThread());
         remove(projectCommentQueryWrapper);
     }
+
+    @Override
+    public IPage<ProjectComment> getCommentPage(Integer pageNumber, Integer pageSize, Integer projectId, Integer parentId) throws ProjectCommentServiceException {
+
+        IPage<ProjectComment> page = new Page<>(pageNumber, pageSize);
+
+        // 如果parentId为null，则只获取一级评论
+        if (null == parentId) {
+            QueryWrapper<ProjectComment> projectCommentQueryWrapper = new QueryWrapper<>();
+            projectCommentQueryWrapper.eq("project_id", projectId);
+            projectCommentQueryWrapper.orderByDesc("create_time");
+            return page(page, projectCommentQueryWrapper);
+        }
+
+        // 如果parentId不为null，则获取其子评论
+        ProjectComment projectComment = getById(parentId);
+        if (null == projectComment) {
+            throw new ProjectCommentServiceException(ProjectCommentErrorCode.COMMENT_NOT_FOUND);
+        }
+        QueryWrapper<ProjectComment> projectCommentQueryWrapper = new QueryWrapper<>();
+        projectCommentQueryWrapper.eq("parent_id", parentId);
+        return page(page, projectCommentQueryWrapper);
+    }
 }