diff --git a/src/main/java/com/jsl/oa/dao/ProjectDAO.java b/src/main/java/com/jsl/oa/dao/ProjectDAO.java
index 1e7491e..7de194f 100644
--- a/src/main/java/com/jsl/oa/dao/ProjectDAO.java
+++ b/src/main/java/com/jsl/oa/dao/ProjectDAO.java
@@ -1,9 +1,11 @@
 package com.jsl.oa.dao;
 import com.google.gson.Gson;
 import com.jsl.oa.mapper.ProjectMapper;
+import com.jsl.oa.mapper.UserMapper;
 import com.jsl.oa.model.dodata.ProjectChildDO;
 import com.jsl.oa.model.dodata.ProjectDO;
 import com.jsl.oa.model.dodata.ProjectModuleDO;
+import com.jsl.oa.model.dodata.UserDO;
 import com.jsl.oa.model.dodata.info.ProjectShowDO;
 import com.jsl.oa.model.vodata.ProjectInfoVO;
 import com.jsl.oa.model.vodata.ProjectChildAddVO;
@@ -24,6 +26,7 @@ import java.util.Objects;
 public class ProjectDAO {
 
     private final ProjectMapper projectMapper;
+    private final UserMapper userMapper;
     private final Gson gson;
 
     public void projectAdd(ProjectInfoVO projectAdd) {
@@ -205,4 +208,20 @@ public class ProjectDAO {
     }
 
 
+    public String getPrincipalUserFromProject(Long projectId) {
+
+        if (projectId == null) {
+            return "";
+        }
+
+        ProjectDO projectDO = new ProjectDO();
+
+        UserDO userDO =  userMapper.getUserById(projectDO.getPrincipalId());
+
+        if (userDO.getNickname() == null) {
+            return userDO.getUsername();
+        } else {
+            return userDO.getNickname();
+        }
+    }
 }
diff --git a/src/main/java/com/jsl/oa/model/vodata/ProjectDailyVO.java b/src/main/java/com/jsl/oa/model/vodata/ProjectDailyVO.java
index d2a1deb..ee16abb 100644
--- a/src/main/java/com/jsl/oa/model/vodata/ProjectDailyVO.java
+++ b/src/main/java/com/jsl/oa/model/vodata/ProjectDailyVO.java
@@ -21,6 +21,8 @@ public class ProjectDailyVO {
 
     private String projectName;
 
+    private String principalName;
+
     private String content;
 
     @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
diff --git a/src/main/java/com/jsl/oa/services/impl/ProjectDailyServiceImpl.java b/src/main/java/com/jsl/oa/services/impl/ProjectDailyServiceImpl.java
index cd1d202..86ec3f8 100644
--- a/src/main/java/com/jsl/oa/services/impl/ProjectDailyServiceImpl.java
+++ b/src/main/java/com/jsl/oa/services/impl/ProjectDailyServiceImpl.java
@@ -8,6 +8,7 @@ import com.jsl.oa.dao.ProjectDailyDAO;
 import com.jsl.oa.dao.UserDAO;
 import com.jsl.oa.mapper.ProjectDailyMapper;
 import com.jsl.oa.model.dodata.ProjectDailyDO;
+import com.jsl.oa.model.dodata.UserDO;
 import com.jsl.oa.model.vodata.ProjectDailyAddVO;
 import com.jsl.oa.model.vodata.ProjectDailyDataVO;
 import com.jsl.oa.model.vodata.ProjectDailyUpdateVO;
@@ -205,8 +206,16 @@ public class ProjectDailyServiceImpl implements ProjectDailyService {
             Processing.copyProperties(projectDailyDO, projectDailyVO);
 //            赋值其他需查询的属性
             projectDailyVO.setProjectName(
-                    projectDAO.getProjectById(projectDailyVO.getProjectId()).getName())
-                    .setUserName(userDAO.getUserById(projectDailyDO.getUserId()).getNickname());
+                    projectDAO.getProjectById(projectDailyVO.getProjectId()).getName());
+            //设置发送者名称，如果为昵称为空则赋值用户账号
+            UserDO senderUser = userDAO.getUserById(projectDailyDO.getUserId());
+            if (senderUser.getNickname() == null) {
+                projectDailyVO.setUserName(senderUser.getUsername());
+            } else {
+                projectDailyVO.setUserName(senderUser.getNickname());
+            }
+            //设置项目负责人名称
+            projectDailyVO.setPrincipalName(projectDAO.getPrincipalUserFromProject(projectDailyDO.getProjectId()));
                 //用户是否有权限删除
             if (projectDailyDO.getUserId().equals(projectDAO.
                     getProjectById(projectDailyVO.getProjectId()).getPrincipalId())) {