..

src/main/java/io/renren/modules/admin/controller/LectureController.java

@@ -3,6 +3,7 @@ package io.renren.modules.admin.controller;
import java.util.Arrays;
import java.util.Map;
import com.alibaba.druid.sql.ast.statement.SQLForeignKeyImpl.On;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import java.util.Date;
@@ -18,7 +19,9 @@ import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import io.renren.modules.admin.entity.AttendersEntity;
import io.renren.modules.admin.entity.LectureEntity;
import io.renren.modules.admin.service.AttendersService;
import io.renren.modules.admin.service.LectureService;
import io.renren.common.utils.PageUtils;
import io.renren.common.utils.R;
@@ -35,7 +38,8 @@ import io.renren.common.utils.R;
public class LectureController {
    @Autowired
    private LectureService lectureService;
    @Autowired
    private AttendersService attendersService;
    /**
     * 列表
     */
@@ -65,8 +69,9 @@ public class LectureController {
    @RequiresPermissions("admin:lecture:info")
    public R info(@PathVariable("id") Long id) {
        LectureEntity lecture = lectureService.getById(id);
        return R.ok().put("lecture", lecture);
        Long aId = lecture.getAttendersId();
        Map<String, Object> aEntity = attendersService.getNameById(aId);
        return R.ok().put("lecture", lecture).put("attenders", aEntity);
    }
    /**

src/main/java/io/renren/modules/admin/dao/AttendersDao.java

@@ -20,4 +20,7 @@ import org.apache.ibatis.annotations.Select;
public interface AttendersDao extends BaseMapper<AttendersEntity> {
    @Select("SELECT a.id as aid,a.meeting_id,m.name_cn FROM attenders a JOIN meeting m ON a.meeting_id=m.id WHERE a.member_id=#{memberId} ORDER BY a.id;")
    List<Map<String, Object>> getMeetingListByMemberId(Long memberId);
    @Select("SELECT a.id, m.truename as name FROM attenders a JOIN member m ON a.member_id=m.id where a.is_del=0 AND a.id=#{aid}")
    Map<String, Object> getNameById(Long aid);
}

src/main/java/io/renren/modules/admin/service/AttendersService.java

@@ -24,5 +24,12 @@ public interface AttendersService extends IService<AttendersEntity> {
     * @return
     */
    List<Map<String, Object>> getMeetingListByMemberId(Long memberId);
    /**
     * 根据参会人员id 查询姓名
     * @param aid
     * @return
     */
    Map<String, Object> getNameById(Long aid);
}

src/main/java/io/renren/modules/admin/service/impl/AttendersServiceImpl.java

@@ -35,4 +35,9 @@ public class AttendersServiceImpl extends ServiceImpl<AttendersDao, AttendersEnt
    public List<Map<String, Object>> getMeetingListByMemberId(Long memberId){
        return baseMapper.getMeetingListByMemberId(memberId);
    }
    @Override
    public Map<String, Object> getNameById(Long aid) {
        return baseMapper.getNameById(aid);
    }
}