课程、章节评论

src/main/java/com/peanut/modules/common/controller/CourseGuestbookController.java

@@ -0,0 +1,35 @@
+package com.peanut.modules.common.controller;
+
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.peanut.common.utils.R;
+import com.peanut.modules.common.entity.CourseGuestbook;
+import com.peanut.modules.common.service.CourseGuestbookService;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.Map;
+
+@Slf4j
+@RestController("commonCourseGuestbook")
+@RequestMapping("common/courseGuestbook")
+public class CourseGuestbookController {
+
+    @Autowired
+    private CourseGuestbookService service;
+
+    @RequestMapping("/getCourseGuestbookList")
+    public R getCourseGuestbookList(@RequestBody Map<String,Object> map){
+        Page courseGuestbookList = service.getCourseGuestbookList(map);
+        return R.ok().put("page",courseGuestbookList);
+    }
+
+    @RequestMapping("/addCourseGuestbook")
+    public R addCourseGuestbook(@RequestBody CourseGuestbook courseGuestbook){
+        service.save(courseGuestbook);
+        return R.ok();
+    }
+
+}

src/main/java/com/peanut/modules/common/dao/CourseGuestbookDao.java

@@ -0,0 +1,9 @@
+package com.peanut.modules.common.dao;
+
+import com.github.yulichang.base.MPJBaseMapper;
+import com.peanut.modules.common.entity.CourseGuestbook;
+import org.apache.ibatis.annotations.Mapper;
+
+@Mapper
+public interface CourseGuestbookDao extends MPJBaseMapper<CourseGuestbook> {
+}

src/main/java/com/peanut/modules/common/entity/CourseGuestbook.java

@@ -43,5 +43,7 @@ public class CourseGuestbook {
 
     @TableField(exist = false)
     private List<CourseGuestbook> children;
+    @TableField(exist = false)
+    private MyUserEntity user;
 
 }

src/main/java/com/peanut/modules/common/service/CourseGuestbookService.java

@@ -0,0 +1,12 @@
+package com.peanut.modules.common.service;
+
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.baomidou.mybatisplus.extension.service.IService;
+import com.peanut.modules.common.entity.CourseGuestbook;
+
+import java.util.Map;
+
+public interface CourseGuestbookService extends IService<CourseGuestbook> {
+
+    Page getCourseGuestbookList(Map<String ,Object> map);
+}

src/main/java/com/peanut/modules/common/service/impl/CourseGuestbookServiceImpl.java

@@ -0,0 +1,59 @@
+package com.peanut.modules.common.service.impl;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.github.yulichang.wrapper.MPJLambdaWrapper;
+import com.peanut.modules.common.dao.CourseGuestbookDao;
+import com.peanut.modules.common.dao.MyUserDao;
+import com.peanut.modules.common.entity.CourseGuestbook;
+import com.peanut.modules.common.entity.MyUserEntity;
+import com.peanut.modules.common.service.CourseGuestbookService;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang.StringUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+import java.util.Map;
+
+@Slf4j
+@Service("commonCourseGuestbookService")
+public class CourseGuestbookServiceImpl extends ServiceImpl<CourseGuestbookDao, CourseGuestbook> implements CourseGuestbookService {
+
+    @Autowired
+    private MyUserDao userDao;
+
+    @Override
+    public Page getCourseGuestbookList(Map<String, Object> map) {
+        Integer limit = Integer.valueOf(map.get("limit").toString());
+        Integer page = Integer.valueOf(map.get("page").toString());
+        MPJLambdaWrapper<CourseGuestbook> wrapper = new MPJLambdaWrapper<>();
+        if (StringUtils.isNotEmpty(map.get("courseId").toString())){
+            wrapper.eq(CourseGuestbook::getCourseId,map.get("courseId"));
+        }
+        if (StringUtils.isNotEmpty(map.get("chapterId").toString())){
+            wrapper.eq(CourseGuestbook::getChapterId,map.get("chapterId"));
+        }
+        wrapper.eq(CourseGuestbook::getPid,0);
+        wrapper.orderByAsc(CourseGuestbook::getCreateTime);
+        Page<CourseGuestbook> courseGuestbookPage = this.getBaseMapper().selectPage(new Page<>(page, limit), wrapper);
+        if (courseGuestbookPage != null&&courseGuestbookPage.getRecords().size() > 0){
+            for (CourseGuestbook courseGuestbook : courseGuestbookPage.getRecords()) {
+                courseGuestbook.setUser(userDao.selectById(courseGuestbook.getUserId()));
+                MPJLambdaWrapper<CourseGuestbook> w = new MPJLambdaWrapper();
+                w.eq(CourseGuestbook::getPid,courseGuestbook.getId());
+                w.orderByAsc(CourseGuestbook::getCreateTime);
+                List<CourseGuestbook> list = this.getBaseMapper().selectList(w);
+                if (list.size() > 0) {
+                    for (CourseGuestbook c : list){
+                        c.setUser(userDao.selectById(courseGuestbook.getUserId()));
+                    }
+                }
+                courseGuestbook.setChildren(list);
+            }
+        }
+        return courseGuestbookPage;
+    }
+
+}