diff --git a/im-platform/src/main/java/com/lx/implatform/controller/FileController.java b/im-platform/src/main/java/com/lx/implatform/controller/FileController.java
index 13b4be6..5706e07 100644
--- a/im-platform/src/main/java/com/lx/implatform/controller/FileController.java
+++ b/im-platform/src/main/java/com/lx/implatform/controller/FileController.java
@@ -3,6 +3,7 @@ package com.lx.implatform.controller;
 import com.lx.common.result.Result;
 import com.lx.common.result.ResultUtils;
 import com.lx.implatform.service.thirdparty.FileService;
+import com.lx.implatform.vo.UploadImageVO;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import lombok.extern.slf4j.Slf4j;
@@ -28,15 +29,10 @@ public class FileController {
 
     @ApiOperation(value = "上传图片",notes="上传图片")
     @PostMapping("/image/upload")
-    public Result upload(MultipartFile file) {
+    public Result<UploadImageVO> upload(MultipartFile file) {
         return ResultUtils.success(fileService.uploadImage(file));
     }
 
 
-    @GetMapping("/online")
-    @ApiOperation(value = "查找用户",notes="根据昵称查找用户")
-    public Result checkOnline(){
 
-        return ResultUtils.success("");
-    }
 }
\ No newline at end of file
diff --git a/im-platform/src/main/java/com/lx/implatform/controller/FriendsController.java b/im-platform/src/main/java/com/lx/implatform/controller/FriendsController.java
index dbb2c64..7cc302a 100644
--- a/im-platform/src/main/java/com/lx/implatform/controller/FriendsController.java
+++ b/im-platform/src/main/java/com/lx/implatform/controller/FriendsController.java
@@ -13,6 +13,7 @@ import io.swagger.annotations.ApiOperation;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 
+import javax.validation.Valid;
 import javax.validation.constraints.NotEmpty;
 import java.util.List;
 import java.util.stream.Collectors;
@@ -27,7 +28,7 @@ public class FriendsController {
 
     @GetMapping("/list")
     @ApiOperation(value = "好友列表",notes="获取好友列表")
-    public Result findFriends(){
+    public Result< List<FriendsVO>> findFriends(){
         List<Friends> friendsList = friendsService.findFriendsByUserId(SessionContext.getSession().getId());
         List<FriendsVO> vos = friendsList.stream().map(f->{
             FriendsVO vo = BeanUtils.copyProperties(f,FriendsVO.class);
@@ -52,6 +53,12 @@ public class FriendsController {
         return ResultUtils.success();
     }
 
+    @PutMapping("/update")
+    @ApiOperation(value = "更新好友信息",notes="更新好友头像或昵称")
+    public Result delFriends(@Valid @RequestBody FriendsVO vo){
+        friendsService.update(vo);
+        return ResultUtils.success();
+    }
 
 
 }
diff --git a/im-platform/src/main/java/com/lx/implatform/controller/UserController.java b/im-platform/src/main/java/com/lx/implatform/controller/UserController.java
index 8896ea5..9154ad7 100644
--- a/im-platform/src/main/java/com/lx/implatform/controller/UserController.java
+++ b/im-platform/src/main/java/com/lx/implatform/controller/UserController.java
@@ -14,6 +14,7 @@ import io.swagger.annotations.ApiOperation;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 
+import javax.validation.Valid;
 import javax.validation.constraints.NotEmpty;
 import java.util.List;
 
@@ -52,6 +53,15 @@ public class UserController {
         return ResultUtils.success(userVO);
     }
 
+    @PutMapping("/update")
+    @ApiOperation(value = "修改用户信息",notes="修改用户信息，仅允许修改登录用户信息")
+    public Result update(@Valid @RequestBody UserVO vo){
+        userService.update(vo);
+        return ResultUtils.success();
+    }
+
+
+
 
     @GetMapping("/findByNickName")
     @ApiOperation(value = "查找用户",notes="根据昵称查找用户")
diff --git a/im-platform/src/main/java/com/lx/implatform/entity/User.java b/im-platform/src/main/java/com/lx/implatform/entity/User.java
index 7902f7c..5a8f613 100644
--- a/im-platform/src/main/java/com/lx/implatform/entity/User.java
+++ b/im-platform/src/main/java/com/lx/implatform/entity/User.java
@@ -45,11 +45,29 @@ public class User extends Model<User> {
     private String nickName;
 
     /**
-     * 用户名
+     * 性别
+     */
+    @TableField("sex")
+    private Integer sex;
+
+    /**
+     * 头像
      */
     @TableField("head_image")
     private String headImage;
 
+    /**
+     * 头像缩略图
+     */
+    @TableField("head_image_thumb")
+    private String headImageThumb;
+
+
+    /**
+     * 个性签名
+     */
+    @TableField("signature")
+    private String signature;
     /**
      * 密码(明文)
      */
diff --git a/im-platform/src/main/java/com/lx/implatform/service/IFriendsService.java b/im-platform/src/main/java/com/lx/implatform/service/IFriendsService.java
index d8d4a3e..52b0676 100644
--- a/im-platform/src/main/java/com/lx/implatform/service/IFriendsService.java
+++ b/im-platform/src/main/java/com/lx/implatform/service/IFriendsService.java
@@ -2,6 +2,7 @@ package com.lx.implatform.service;
 
 import com.baomidou.mybatisplus.extension.service.IService;
 import com.lx.implatform.entity.Friends;
+import com.lx.implatform.vo.FriendsVO;
 
 import java.util.List;
 
@@ -23,4 +24,6 @@ public interface IFriendsService extends IService<Friends> {
 
     void delFriends(long friendId);
 
+    void update(FriendsVO vo);
+
 }
diff --git a/im-platform/src/main/java/com/lx/implatform/service/IUserService.java b/im-platform/src/main/java/com/lx/implatform/service/IUserService.java
index 516ab61..07c74af 100644
--- a/im-platform/src/main/java/com/lx/implatform/service/IUserService.java
+++ b/im-platform/src/main/java/com/lx/implatform/service/IUserService.java
@@ -21,6 +21,8 @@ public interface IUserService extends IService<User> {
 
     User findUserByName(String username);
 
+    void update(UserVO vo);
+
     List<UserVO> findUserByNickName(String nickname);
 
     List<Long> checkOnline(String userIds);
diff --git a/im-platform/src/main/java/com/lx/implatform/service/impl/FriendsServiceImpl.java b/im-platform/src/main/java/com/lx/implatform/service/impl/FriendsServiceImpl.java
index 2185a8c..71d01a1 100644
--- a/im-platform/src/main/java/com/lx/implatform/service/impl/FriendsServiceImpl.java
+++ b/im-platform/src/main/java/com/lx/implatform/service/impl/FriendsServiceImpl.java
@@ -10,6 +10,7 @@ import com.lx.implatform.mapper.FriendsMapper;
 import com.lx.implatform.service.IFriendsService;
 import com.lx.implatform.service.IUserService;
 import com.lx.implatform.session.SessionContext;
+import com.lx.implatform.vo.FriendsVO;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
@@ -72,6 +73,25 @@ public class FriendsServiceImpl extends ServiceImpl<FriendsMapper, Friends> impl
         return  this.count(queryWrapper) > 0;
     }
 
+
+    @Override
+    public void update(FriendsVO vo) {
+        long userId = SessionContext.getSession().getId();
+        QueryWrapper<Friends> queryWrapper = new QueryWrapper<>();
+        queryWrapper.lambda()
+                .eq(Friends::getUserId,userId)
+                .eq(Friends::getFriendId,vo.getFriendId());
+
+        Friends f = this.getOne(queryWrapper);
+        if(f == null){
+            throw new GlobalException(ResultCode.PROGRAM_ERROR,"对方不是您的好友");
+        }
+
+        f.setFriendHeadImage(vo.getFriendHeadImage());
+        f.setFriendNickName(vo.getFriendNickName());
+        this.updateById(f);
+    }
+
     private void bindFriends(long userId, long friendsId) {
         QueryWrapper<Friends> queryWrapper = new QueryWrapper<>();
         queryWrapper.lambda()
diff --git a/im-platform/src/main/java/com/lx/implatform/service/impl/UserServiceImpl.java b/im-platform/src/main/java/com/lx/implatform/service/impl/UserServiceImpl.java
index e40c332..5f33202 100644
--- a/im-platform/src/main/java/com/lx/implatform/service/impl/UserServiceImpl.java
+++ b/im-platform/src/main/java/com/lx/implatform/service/impl/UserServiceImpl.java
@@ -9,6 +9,8 @@ import com.lx.implatform.entity.User;
 import com.lx.implatform.exception.GlobalException;
 import com.lx.implatform.mapper.UserMapper;
 import com.lx.implatform.service.IUserService;
+import com.lx.implatform.session.SessionContext;
+import com.lx.implatform.session.UserSession;
 import com.lx.implatform.vo.RegisterVO;
 import com.lx.implatform.vo.UserVO;
 import org.apache.commons.lang3.StringUtils;
@@ -57,6 +59,25 @@ public class UserServiceImpl extends ServiceImpl<UserMapper, User> implements IU
     }
 
 
+    @Override
+    public void update(UserVO vo) {
+        UserSession session = SessionContext.getSession();
+        if(session.getId() != vo.getId()){
+            throw  new GlobalException(ResultCode.PROGRAM_ERROR,"不允许修改其他用户的信息!");
+        }
+        User user = this.getById(vo.getId());
+        if(null == user){
+            throw  new GlobalException(ResultCode.PROGRAM_ERROR,"用户不存在");
+        }
+
+        user.setNickName(vo.getNickName());
+        user.setSex(vo.getSex());
+        user.setSignature(vo.getSignature());
+        user.setHeadImage(vo.getHeadImage());
+        user.setHeadImageThumb(vo.getHeadImageThumb());
+        this.updateById(user);
+    }
+
     @Override
     public List<UserVO> findUserByNickName(String nickname) {
         QueryWrapper<User> queryWrapper = new QueryWrapper<>();
@@ -69,7 +90,6 @@ public class UserServiceImpl extends ServiceImpl<UserMapper, User> implements IU
             vo.setOnline(isOnline(u.getId()));
             return vo;
         }).collect(Collectors.toList());
-
         return vos;
     }
 
diff --git a/im-platform/src/main/java/com/lx/implatform/service/thirdparty/FileService.java b/im-platform/src/main/java/com/lx/implatform/service/thirdparty/FileService.java
index a727324..a34a0d3 100644
--- a/im-platform/src/main/java/com/lx/implatform/service/thirdparty/FileService.java
+++ b/im-platform/src/main/java/com/lx/implatform/service/thirdparty/FileService.java
@@ -2,11 +2,14 @@ package com.lx.implatform.service.thirdparty;
 
 import com.lx.common.enums.FileTypeEnum;
 import com.lx.common.enums.ResultCode;
+import com.lx.implatform.util.FileUtil;
 import com.lx.implatform.exception.GlobalException;
+import com.lx.implatform.util.FileUtil;
 import com.lx.implatform.util.ImageUtil;
 import com.lx.implatform.util.MinioUtil;
 import com.lx.implatform.vo.UploadImageVO;
 import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
@@ -47,14 +50,24 @@ public class FileService {
 
     public UploadImageVO uploadImage(MultipartFile file){
         try {
+            // 图片格式校验
+            if(!FileUtil.isImage(file.getOriginalFilename())){
+                throw new GlobalException(ResultCode.PROGRAM_ERROR,"图片格式不合法");
+            }
+            // 上传原图
             UploadImageVO vo = new UploadImageVO();
-
             String fileName = minioUtil.upload(bucketName,imagePath,file);
+            if(StringUtils.isEmpty(fileName)){
+                throw new GlobalException(ResultCode.PROGRAM_ERROR,"图片上传失败");
+            }
             vo.setOriginUrl(generUrl(FileTypeEnum.IMAGE,fileName));
             // 上传缩略图
             byte[] imageByte = ImageUtil.compressForScale(file.getBytes(),100);
             fileName = minioUtil.upload(bucketName,imagePath,file.getOriginalFilename(),imageByte,file.getContentType());
-            vo.setCompressUrl(generUrl(FileTypeEnum.IMAGE,fileName));
+            if(StringUtils.isEmpty(fileName)){
+                throw new GlobalException(ResultCode.PROGRAM_ERROR,"图片上传失败");
+            }
+            vo.setThumbUrl(generUrl(FileTypeEnum.IMAGE,fileName));
             return vo;
         } catch (IOException e) {
             log.error("上传图片失败，{}",e.getMessage(),e);
diff --git a/im-platform/src/main/java/com/lx/implatform/util/FileUtil.java b/im-platform/src/main/java/com/lx/implatform/util/FileUtil.java
new file mode 100644
index 0000000..d9e7184
--- /dev/null
+++ b/im-platform/src/main/java/com/lx/implatform/util/FileUtil.java
@@ -0,0 +1,33 @@
+package com.lx.implatform.util;
+
+public class FileUtil {
+
+    /**
+     * 获取文件后缀
+     *
+     * @param fileName  文件名
+     * @return boolean
+     */
+    public static String getFileExtension(String fileName) {
+        String extension = fileName.substring(fileName.lastIndexOf(".") + 1);
+        return extension;
+    }
+
+    /**
+     * 判断文件是否图片类型
+     *
+     * @param fileName  文件名
+     * @return  boolean
+     */
+    public static boolean isImage(String fileName) {
+        String extension = getFileExtension(fileName);
+        String[] imageExtension = new String[]{"jpeg", "jpg", "bmp", "png"};
+        for (String e : imageExtension){
+            if (extension.toLowerCase().equals(e)) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+}
diff --git a/im-platform/src/main/java/com/lx/implatform/util/ImageUtil.java b/im-platform/src/main/java/com/lx/implatform/util/ImageUtil.java
index a942c56..140bdad 100644
--- a/im-platform/src/main/java/com/lx/implatform/util/ImageUtil.java
+++ b/im-platform/src/main/java/com/lx/implatform/util/ImageUtil.java
@@ -52,6 +52,9 @@ public class ImageUtil {
         return imageBytes;
     }
 
+
+
+
     /**
      * 自动调节精度(经验数值)
      *
diff --git a/im-platform/src/main/java/com/lx/implatform/util/MinioUtil.java b/im-platform/src/main/java/com/lx/implatform/util/MinioUtil.java
index 2de97d9..5ce0d65 100644
--- a/im-platform/src/main/java/com/lx/implatform/util/MinioUtil.java
+++ b/im-platform/src/main/java/com/lx/implatform/util/MinioUtil.java
@@ -3,6 +3,7 @@ package com.lx.implatform.util;
 
 import com.lx.common.util.DateTimeUtils;
 import io.minio.*;
+import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
@@ -12,6 +13,7 @@ import java.io.ByteArrayInputStream;
 import java.io.InputStream;
 import java.util.Date;
 
+@Slf4j
 @Component
 public class MinioUtil {
 
@@ -28,7 +30,7 @@ public class MinioUtil {
         try {
             found = minioClient.bucketExists(BucketExistsArgs.builder().bucket(bucketName).build());
         } catch (Exception e) {
-            e.printStackTrace();
+            log.error("查询bucket失败",e);
             return false;
         }
         return found;
@@ -44,7 +46,7 @@ public class MinioUtil {
                     .bucket(bucketName)
                     .build());
         } catch (Exception e) {
-            e.printStackTrace();
+            log.error("创建bucket失败,",e);
             return false;
         }
         return true;
@@ -60,7 +62,7 @@ public class MinioUtil {
                     .bucket(bucketName)
                     .build());
         } catch (Exception e) {
-            e.printStackTrace();
+            log.error("删除bucket失败,",e);
             return false;
         }
         return true;
@@ -87,7 +89,7 @@ public class MinioUtil {
             //文件名称相同会覆盖
             minioClient.putObject(objectArgs);
         } catch (Exception e) {
-            e.printStackTrace();
+            log.error("上传图片失败,",e);
             return null;
         }
         return objectName;
@@ -113,7 +115,7 @@ public class MinioUtil {
             //文件名称相同会覆盖
             minioClient.putObject(objectArgs);
         } catch (Exception e) {
-            e.printStackTrace();
+            log.error("上传图片失败,",e);
             return null;
         }
         return objectName;
@@ -132,6 +134,7 @@ public class MinioUtil {
         try {
             minioClient.removeObject( RemoveObjectArgs.builder().bucket(bucketName).object(path+fileName).build());
         }catch (Exception e){
+            log.error("删除图片失败,",e);
             return false;
         }
         return true;
diff --git a/im-platform/src/main/java/com/lx/implatform/vo/FriendsVO.java b/im-platform/src/main/java/com/lx/implatform/vo/FriendsVO.java
index 193bb82..b9049f4 100644
--- a/im-platform/src/main/java/com/lx/implatform/vo/FriendsVO.java
+++ b/im-platform/src/main/java/com/lx/implatform/vo/FriendsVO.java
@@ -5,18 +5,21 @@ import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
 
+import javax.validation.constraints.NotNull;
+
 @Data
 @ApiModel("好友信息VO")
 public class FriendsVO {
 
+    @NotNull(message = "好友id不可为空")
     @ApiModelProperty(value = "好友id")
     private Long friendId;
 
-
-    @ApiModelProperty(value = "用户昵称")
+    @NotNull(message = "好友昵称不可为空")
+    @ApiModelProperty(value = "好友昵称")
     private String friendNickName;
 
 
-    @ApiModelProperty(value = "用户头像")
+    @ApiModelProperty(value = "好友头像")
     private String friendHeadImage;
 }
diff --git a/im-platform/src/main/java/com/lx/implatform/vo/RegisterVO.java b/im-platform/src/main/java/com/lx/implatform/vo/RegisterVO.java
index 1f43a8b..27faf82 100644
--- a/im-platform/src/main/java/com/lx/implatform/vo/RegisterVO.java
+++ b/im-platform/src/main/java/com/lx/implatform/vo/RegisterVO.java
@@ -3,6 +3,7 @@ package com.lx.implatform.vo;
 import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
+import org.hibernate.validator.constraints.Length;
 
 import javax.validation.constraints.NotEmpty;
 
@@ -10,14 +11,17 @@ import javax.validation.constraints.NotEmpty;
 @ApiModel("用户注册VO")
 public class RegisterVO {
 
+    @Length(max = 64,message = "用户名不能大于64字符")
     @NotEmpty(message="用户名不可为空")
     @ApiModelProperty(value = "用户名")
     private String userName;
 
+    @Length(min=5,max = 20,message = "密码长度必须在5-20个字符之间")
     @NotEmpty(message="用户密码不可为空")
     @ApiModelProperty(value = "用户密码")
     private String password;
 
+    @Length(max = 64,message = "昵称不能大于64字符")
     @NotEmpty(message="用户昵称不可为空")
     @ApiModelProperty(value = "用户昵称")
     private String nickName;
diff --git a/im-platform/src/main/java/com/lx/implatform/vo/SingleMessageVO.java b/im-platform/src/main/java/com/lx/implatform/vo/SingleMessageVO.java
index a0d9f56..554d2d5 100644
--- a/im-platform/src/main/java/com/lx/implatform/vo/SingleMessageVO.java
+++ b/im-platform/src/main/java/com/lx/implatform/vo/SingleMessageVO.java
@@ -4,6 +4,7 @@ package com.lx.implatform.vo;
 import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
+import org.hibernate.validator.constraints.Length;
 
 import javax.validation.constraints.NotEmpty;
 import javax.validation.constraints.NotNull;
@@ -18,6 +19,7 @@ public class SingleMessageVO {
     private Long recvUserId;
 
 
+    @Length(max=1024,message = "内容长度不得大于1024")
     @NotEmpty(message="发送内容不可为空")
     @ApiModelProperty(value = "发送内容")
     private String content;
diff --git a/im-platform/src/main/java/com/lx/implatform/vo/UnfriendsUserVO.java b/im-platform/src/main/java/com/lx/implatform/vo/UnfriendsUserVO.java
deleted file mode 100644
index 71f59cd..0000000
--- a/im-platform/src/main/java/com/lx/implatform/vo/UnfriendsUserVO.java
+++ /dev/null
@@ -1,27 +0,0 @@
-package com.lx.implatform.vo;
-
-
-import io.swagger.annotations.ApiModel;
-import io.swagger.annotations.ApiModelProperty;
-import lombok.Data;
-
-@Data
-@ApiModel("非好友用户信息VO")
-public class UnfriendsUserVO {
-
-    @ApiModelProperty(value = "id")
-    private Long id;
-
-    @ApiModelProperty(value = "用户名")
-    private String userName;
-
-    @ApiModelProperty(value = "用户昵称")
-    private String nickName;
-
-    @ApiModelProperty(value = "头像")
-    private String headImage;
-
-    @ApiModelProperty(value = "是否已是好友")
-    private Boolean isFriend;
-
-}
diff --git a/im-platform/src/main/java/com/lx/implatform/vo/UploadImageVO.java b/im-platform/src/main/java/com/lx/implatform/vo/UploadImageVO.java
index 40fd3ee..1234fbc 100644
--- a/im-platform/src/main/java/com/lx/implatform/vo/UploadImageVO.java
+++ b/im-platform/src/main/java/com/lx/implatform/vo/UploadImageVO.java
@@ -12,5 +12,5 @@ public class UploadImageVO {
     private String originUrl;
 
     @ApiModelProperty(value = "缩略图")
-    private String compressUrl;
+    private String thumbUrl;
 }
diff --git a/im-platform/src/main/java/com/lx/implatform/vo/UserVO.java b/im-platform/src/main/java/com/lx/implatform/vo/UserVO.java
index c41e715..d32a9b3 100644
--- a/im-platform/src/main/java/com/lx/implatform/vo/UserVO.java
+++ b/im-platform/src/main/java/com/lx/implatform/vo/UserVO.java
@@ -4,23 +4,43 @@ package com.lx.implatform.vo;
 import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
 import lombok.Data;
+import org.hibernate.validator.constraints.Length;
+
+import javax.validation.constraints.NotEmpty;
+import javax.validation.constraints.NotNull;
 
 @Data
 @ApiModel("用户信息VO")
 public class UserVO {
 
+    @NotNull(message = "用户id不能为空")
     @ApiModelProperty(value = "id")
     private Long id;
 
+    @NotEmpty(message = "用户名不能为空")
+    @Length(max = 64,message = "用户名不能大于64字符")
     @ApiModelProperty(value = "用户名")
     private String userName;
 
+    @NotEmpty(message = "用户昵称不能为空")
+    @Length(max = 64,message = "昵称不能大于64字符")
     @ApiModelProperty(value = "用户昵称")
     private String nickName;
 
+    @ApiModelProperty(value = "性别")
+    private Integer sex;
+
+    @Length(max = 64,message = "个性签名不能大于1024个字符")
+    @ApiModelProperty(value = "个性签名")
+    private String signature;
+
     @ApiModelProperty(value = "头像")
     private String headImage;
 
+    @ApiModelProperty(value = "头像缩略图")
+    private String headImageThumb;
+
+
     @ApiModelProperty(value = "是否在线")
     private Boolean online;
 
diff --git a/im-platform/src/main/resources/application.yml b/im-platform/src/main/resources/application.yml
index 3ab7486..ab7dbd8 100644
--- a/im-platform/src/main/resources/application.yml
+++ b/im-platform/src/main/resources/application.yml
@@ -5,7 +5,7 @@ server:
 spring:
   datasource:
     driver-class-name: com.mysql.jdbc.Driver
-    url: jdbc:mysql://localhost:3306/lx-im?useUnicode=true&characterEncoding=utf-8
+    url: jdbc:mysql://localhost:3306/simple-im?useUnicode=true&characterEncoding=utf-8
     username: root
     password: root
 
diff --git a/im-platform/src/main/resources/db/db.sql b/im-platform/src/main/resources/db/db.sql
index 69045f7..d35ed63 100644
--- a/im-platform/src/main/resources/db/db.sql
+++ b/im-platform/src/main/resources/db/db.sql
@@ -4,7 +4,10 @@ create table `user`(
     `user_name` varchar(255) not null comment '用户名',
     `nick_name` varchar(255) not null comment '用户昵称',
     `head_image` varchar(255) default '' comment '用户头像',
+    `head_image_thumb` varchar(255) default '' comment '用户头像缩略图',
     `password` varchar(255) not null comment '密码(明文)',
+    `sex`  tinyint(1) default 0 comment '性别 0:男 1::女',
+    `signature` varchar(1024) not null comment '个性签名',
     `last_login_time`  datetime DEFAULT null comment '最后登录时间',
     `created_time` datetime DEFAULT CURRENT_TIMESTAMP comment '创建时间',
     unique key `idx_user_name`(user_name),
diff --git a/im-ui/src/App.vue b/im-ui/src/App.vue
index 55ef82f..cf15607 100644
--- a/im-ui/src/App.vue
+++ b/im-ui/src/App.vue
@@ -21,7 +21,6 @@ export default {
   font-family: 'Avenir', Helvetica, Arial, sans-serif;
   -webkit-font-smoothing: antialiased;
   -moz-osx-font-smoothing: grayscale;
-  text-align: center;
   color: #2c3e50;
   position: absolute;
   height: 100%;
diff --git a/im-ui/src/components/ChatItem.vue b/im-ui/src/components/ChatItem.vue
index 0d0b50f..27993b2 100644
--- a/im-ui/src/components/ChatItem.vue
+++ b/im-ui/src/components/ChatItem.vue
@@ -47,6 +47,7 @@
 			}
 		},
 		methods: {
+			
 			onClickClose(){
 				this.$emit("del");
 			}
diff --git a/im-ui/src/components/ChatTime.vue b/im-ui/src/components/ChatTime.vue
index 60ec149..8519cce 100644
--- a/im-ui/src/components/ChatTime.vue
+++ b/im-ui/src/components/ChatTime.vue
@@ -21,9 +21,9 @@
 				let curTime = new Date();
 				let dayDiff =curTime.getDate() - time.getDate() ;
 				if (time.getDate() === new Date().getDate()) {
-					strtime = time.getHours() < 9 ? "0" + time.getHours() : time.getHours();
+					strtime = time.getHours() <= 9 ? "0" + time.getHours() : time.getHours();
 					strtime += ":"
-					strtime += time.getMinutes() < 9 ? "0" + time.getMinutes() : time.getMinutes();
+					strtime += time.getMinutes() <= 9 ? "0" + time.getMinutes() : time.getMinutes();
 				} else if (dayDiff === 1) {
 					strtime = "昨天";
 				} else if (dayDiff < 7) {
diff --git a/im-ui/src/components/FriendsItem.vue b/im-ui/src/components/FriendsItem.vue
index 3194296..16ae935 100644
--- a/im-ui/src/components/FriendsItem.vue
+++ b/im-ui/src/components/FriendsItem.vue
@@ -1,7 +1,7 @@
 <template>
 	<div class="item" :class="active ? 'active' : ''">
 		<div class="avatar">
-			<head-image :src="friendsInfo.friendHeadImage" :size="40"> </head-image>
+			<head-image :url="friendsInfo.friendHeadImage" > </head-image>
 		</div>
 		<div class="text">
 			<div>{{ friendsInfo.friendNickName}}</div>
diff --git a/im-ui/src/components/HeadImage.vue b/im-ui/src/components/HeadImage.vue
index eebc188..59804a4 100644
--- a/im-ui/src/components/HeadImage.vue
+++ b/im-ui/src/components/HeadImage.vue
@@ -1,6 +1,6 @@
 <template>
 	<div  class='img-box'>
-		<img src="../assets/default_head.png" style="width: 100%;height: 100%;cursor: pointer;" />
+		<img :src="url" style="width: 100%;height: 100%;cursor: pointer;" />
 	</div>
 </template>
 
diff --git a/im-ui/src/router/index.js b/im-ui/src/router/index.js
index 79e99f8..4edb017 100644
--- a/im-ui/src/router/index.js
+++ b/im-ui/src/router/index.js
@@ -36,7 +36,7 @@ export default new VueRouter({
 		  name: "Friends",
 		  path: "/home/friends",
 		  component: () => import("../view/Friends"),
-		},
+		}
 	  ]
     }
   ]
diff --git a/im-ui/src/store/chatStore.js b/im-ui/src/store/chatStore.js
index d0076b4..c01891a 100644
--- a/im-ui/src/store/chatStore.js
+++ b/im-ui/src/store/chatStore.js
@@ -47,6 +47,7 @@ export default {
 				state.activeIndex = state.chats.length-1;
 			}
 		},
+		
 		insertMessage(state, msgInfo) {
 			let targetId = msgInfo.selfSend?msgInfo.recvUserId:msgInfo.sendUserId;
 			let chat = state.chats.find((chat)=>chat.targetId==targetId);
@@ -60,9 +61,11 @@ export default {
 			}
 		},
 		setChatUserInfo(state, userInfo){
+			
+			console.log(userInfo)
 			for(let i in state.chats){
 				if(state.chats[i].targetId == userInfo.id){
-					state.chats[i].headImage = userInfo.headImage;
+					state.chats[i].headImage = userInfo.headImageThumb;
 					state.chats[i].showName = userInfo.nickName;
 					break;
 				}
diff --git a/im-ui/src/store/friendsStore.js b/im-ui/src/store/friendsStore.js
index b876cce..8215ce0 100644
--- a/im-ui/src/store/friendsStore.js
+++ b/im-ui/src/store/friendsStore.js
@@ -5,7 +5,6 @@ export default {
 	state: {
 		friendsList: [],
 		activeIndex: -1,
-		activeUserInfo: {},
 		timer: null
 	},
 	mutations: {
@@ -18,20 +17,20 @@ export default {
 				this.commit("refreshOnlineStatus");
 			})
 		},
-		setActiveUserInfo(state, userInfo){
-			state.activeUserInfo = userInfo;
-		},
+
 		setFriendsList(state, friendsList) {
 			state.friendsList = friendsList;
 		},
+		updateFriends(state,friendsInfo){
+			console.log(friendsInfo)
+			state.friendsList.forEach((f,index)=>{
+				if(f.friendId==friendsInfo.friendId){
+					state.friendsList[index] = friendsInfo;
+				}
+			})
+		},
 		activeFriends(state, index) {
 			state.activeIndex = index;
-			httpRequest({
-				url: `/api/user/find/${state.friendsList[index].friendId}`,
-				method: 'get'
-			}).then((userInfo) => {
-				this.commit("setActiveUserInfo",userInfo);
-			})
 		},
 		removeFriends(state, index) {
 			state.friendsList.splice(index, 1);
diff --git a/im-ui/src/view/Chat.vue b/im-ui/src/view/Chat.vue
index ea196d0..3d1257c 100644
--- a/im-ui/src/view/Chat.vue
+++ b/im-ui/src/view/Chat.vue
@@ -25,7 +25,7 @@
 							<li v-for="item in messages" :key="item.id"
 								:class="{ 'im-chat-mine': item.sendUserId == $store.state.userStore.userInfo.id }">
 								<div class="head-image">
-									<head-image  :url="headImage" ></head-image>
+									<head-image  :url="headImage(item)" ></head-image>
 								</div>
 								<div class="im-msg-content">
 									<div class="im-msg-top">
@@ -41,7 +41,8 @@
 					
 				</div>
 			</el-main>
-			<el-footer height="150px" class="im-chat-footer">
+			<el-footer height="25%" class="im-chat-footer">
+				<div class="chat-tool-bar"></div>
 				<textarea v-model="messageContent" ref="sendBox" class="textarea" @keyup.enter="onSendMessage()"></textarea>
 				<div class="im-chat-send">
 					<el-button type="primary" @click="onSendMessage()">发送</el-button>
@@ -72,6 +73,19 @@
 		methods: {
 			onClickItem(index) {
 				this.$store.commit("activeChat", index);
+				// 获取对方
+				let userId = this.chatStore.chats[index].targetId;
+				this.$http({
+					url: `/api/user/find/${userId}`,
+					method: 'get'
+				}).then((userInfo) => {
+					// 如果发现好友的头像和昵称改了，进行更新
+					let chat = this.chatStore.chats[index];
+					if (userInfo.headImageThumb != chat.headImage ||
+						userInfo.nickName != chat.showName) {
+						this.updateFriendInfo(userInfo,index)
+					}
+				})
 			},
 			onSendMessage() {
 				let msgInfo = {
@@ -89,8 +103,9 @@
 					msgInfo.sendTime = new Date().getTime();
 					msgInfo.sendUserId = this.$store.state.userStore.userInfo.id;
 					msgInfo.selfSend = true;
+					console.log(msgInfo);
 					this.$store.commit("insertMessage", msgInfo);
-					console.log(this.$refs.sendBox)
+					
 					// 保持输入框焦点
 					this.$refs.sendBox.focus();
 					// 滚动到底部
@@ -105,43 +120,67 @@
 			onDelItem(chat,index){
 				this.$store.commit("removeChat",index);
 			},
-			showName(item) {
-				if (item.sendUserId == this.$store.state.userStore.userInfo.id) {
+			updateFriendInfo(userInfo,index){
+				let friendsInfo={
+					friendId: userInfo.id,
+					friendNickName: userInfo.nickName,
+					friendHeadImage: userInfo.headImageThumb
+				};
+				this.$http({
+					url: "/api/friends/update",
+					method: "put",
+					data: friendsInfo
+				}).then(() => {
+					this.$store.commit("updateFriends",friendsInfo);
+					this.$store.commit("setChatUserInfo",userInfo);
+				})
+			},
+			showName(msg) {
+				if (msg.sendUserId == this.$store.state.userStore.userInfo.id) {
 					return this.$store.state.userStore.userInfo.nickName;
 				} else {
 					let index = this.$store.state.chatStore.activeIndex;
 					let chats = this.$store.state.chatStore.chats
 					return chats[index].showName;
 				}
+			},
+			headImage(msg){
+				if(msg.sendUserId == this.$store.state.userStore.userInfo.id){
+					return this.$store.state.userStore.userInfo.headImageThumb;
+				}else{
+					let index = this.$store.state.chatStore.activeIndex;
+					let chats = this.$store.state.chatStore.chats
+					if(index>=0 && chats.length > 0){
+						let chats = this.$store.state.chatStore.chats;
+						return chats[index].headImage;
+					}
+				}
+				return "";
 			}
 		},
 		computed: {
+			chatStore(){
+				return this.$store.state.chatStore;
+			},
 			messages() {
 				let index = this.$store.state.chatStore.activeIndex;
 				let chats = this.$store.state.chatStore.chats
 				if (index >= 0 && chats.length > 0) {
+					console.log(chats[index].messages)
 					return chats[index].messages;
 				}
 				return [];
 			},
 			titleName(){
 				let index = this.$store.state.chatStore.activeIndex;
-				let chats = this.$store.state.chatStore.chats
+				let chats = this.$store.state.chatStore.chats;
 				if(index>=0 && chats.length > 0){
 					let chats = this.$store.state.chatStore.chats;
 					return chats[index].showName;
 				}
 				return "";
-			},
-			headImage(){
-				let index = this.$store.state.chatStore.activeIndex;
-				let chats = this.$store.state.chatStore.chats
-				if(index>=0 && chats.length > 0){
-					let chats = this.$store.state.chatStore.chats;
-					return chats[index].headImage;
-				}
-				return "";
 			}
+			
 		}
 	}
 </script>
@@ -299,7 +338,12 @@
 				display: flex;
 				flex-direction: column;
 				padding: 0;
-					
+				
+				.chat-tool-bar {
+					width: 100%;
+					height: 40px;
+				}
+				
 				textarea {
 					box-sizing: border-box;
 					padding: 5px;
diff --git a/im-ui/src/view/Friends.vue b/im-ui/src/view/Friends.vue
index ba78274..c653d0a 100644
--- a/im-ui/src/view/Friends.vue
+++ b/im-ui/src/view/Friends.vue
@@ -10,8 +10,7 @@
 					</el-col>
 					<el-col :span="1"></el-col>
 					<el-col :span="3">
-						<el-button plain icon="el-icon-plus" style="border: none; font-size: 20px;color: black;"
-							title="添加好友" @click="onShowAddFriends"></el-button>
+						<el-button plain icon="el-icon-plus" style="border: none; font-size: 20px;color: black;" title="添加好友" @click="onShowAddFriends"></el-button>
 					</el-col>
 				</el-row>
 				<add-friends :dialogVisible="showAddFriend" @close="onCloseAddFriends" @add="onAddFriend()">
@@ -19,9 +18,8 @@
 			</el-header>
 			<el-main>
 				<div v-for="(friendsInfo,index) in $store.state.friendsStore.friendsList" :key="friendsInfo.id">
-					<friends-item v-show="friendsInfo.friendNickName.startsWith(searchText)" :friendsInfo="friendsInfo"
-						:index="index" :active="index === $store.state.friendsStore.activeIndex"
-						@del="onDelItem(friendsInfo,index)" @click.native="onClickItem(friendsInfo,index)">
+					<friends-item v-show="friendsInfo.friendNickName.startsWith(searchText)" :friendsInfo="friendsInfo" :index="index"
+					 :active="index === $store.state.friendsStore.activeIndex" @del="onDelItem(friendsInfo,index)" @click.native="onClickItem(friendsInfo,index)">
 					</friends-item>
 				</div>
 			</el-main>
@@ -29,14 +27,12 @@
 		<el-container class="r-friend-box">
 			<div v-show="$store.state.friendsStore.activeIndex>=0">
 				<div class="user-detail">
-					<div class="detail-head-image">
-						<head-image :url="$store.state.friendsStore.activeUserInfo.headImage" ></head-image>
-					</div>
+					<head-image class="detail-head-image" :url="activeUserInfo.headImage"></head-image>
 					<div class="info-item">
 						<el-descriptions title="好友信息" class="description" :column="1">
-							<el-descriptions-item label="用户名">{{ $store.state.friendsStore.activeUserInfo.userName }}
+							<el-descriptions-item label="用户名">{{ activeUserInfo.userName }}
 							</el-descriptions-item>
-							<el-descriptions-item label="昵称">{{ $store.state.friendsStore.activeUserInfo.nickName }}
+							<el-descriptions-item label="昵称">{{ activeUserInfo.nickName }}
 							</el-descriptions-item>
 							<el-descriptions-item label="备注">好基友</el-descriptions-item>
 							<el-descriptions-item label="签名">世界这么大，我想去看看</el-descriptions-item>
@@ -55,7 +51,7 @@
 	import FriendsItem from "../components/FriendsItem.vue";
 	import AddFriends from "../components/AddFriends.vue";
 	import HeadImage from "../components/HeadImage.vue";
-	
+
 	export default {
 		name: "friends",
 		components: {
@@ -66,7 +62,8 @@
 		data() {
 			return {
 				searchText: "",
-				showAddFriend: false
+				showAddFriend: false,
+				activeUserInfo: {}
 			}
 		},
 		methods: {
@@ -78,6 +75,17 @@
 			},
 			onClickItem(friendsInfo, index) {
 				this.$store.commit("activeFriends", index);
+				this.$http({
+					url: `/api/user/find/${friendsInfo.friendId}`,
+					method: 'get'
+				}).then((userInfo) => {
+					this.activeUserInfo = userInfo;
+					// 如果发现好友的头像和昵称改了，进行更新
+					if (userInfo.headImageThumb != friendsInfo.friendHeadImage ||
+						userInfo.nickName != friendsInfo.friendNickName) {
+						this.updateFriendInfo(friendsInfo, userInfo,index)
+					}
+				})
 			},
 			onDelItem(friendsInfo, index) {
 				this.$http({
@@ -92,7 +100,7 @@
 				})
 			},
 			onSend() {
-				let userInfo = this.$store.state.friendsStore.activeUserInfo
+				let userInfo = this.activeUserInfo;
 				let chatInfo = {
 					type: 'single',
 					targetId: userInfo.id,
@@ -102,6 +110,18 @@
 				this.$store.commit("openChat", chatInfo);
 				this.$store.commit("activeChat", 0);
 				this.$router.push("/home/chat");
+			},
+			updateFriendInfo(friendsInfo, userInfo,index) {
+				friendsInfo.friendHeadImage = userInfo.headImageThumb;
+				friendsInfo.friendNickName = userInfo.nickName;
+				this.$http({
+					url: "/api/friends/update",
+					method: "put",
+					data: friendsInfo
+				}).then(() => {
+					this.$store.commit("updateFriends",friendsInfo);
+					this.$store.commit("setChatUserInfo",userInfo);
+				})
 			}
 		}
 
@@ -133,7 +153,7 @@
 				padding: 50px 10px 10px 50px;
 				text-align: center;
 				justify-content: space-around;
-					
+
 				.detail-head-image {
 					width: 200px;
 					height: 200px;
@@ -147,7 +167,7 @@
 
 				.description {
 					padding: 20px 20px 0px 20px;
-					
+
 				}
 			}
 
@@ -160,4 +180,4 @@
 
 
 	}
-</style>
+</style>
diff --git a/im-ui/src/view/Home.vue b/im-ui/src/view/Home.vue
index db395ed..51edb63 100644
--- a/im-ui/src/view/Home.vue
+++ b/im-ui/src/view/Home.vue
@@ -2,7 +2,7 @@
 	<el-container>
 		<el-aside width="80px" class="navi-bar">
 			<div class="user-head-image" @click="onClickHeadImage">
-				<head-image :src="$store.state.userStore.userInfo.headImage" > </head-image>
+				<head-image :url="$store.state.userStore.userInfo.headImageThumb" > </head-image>
 			</div>
 			
 			<el-menu background-color="#333333" text-color="#ddd" style="margin-top: 30px;" >
@@ -16,8 +16,8 @@
 						<span class="el-icon-user"></span>
 					</router-link>
 				</el-menu-item>
-				<el-menu-item title="设置" index="/group">
-					<span class="el-icon-setting"></span>
+				<el-menu-item title="设置" @click="onClickSetting()" >
+						<span class="el-icon-setting"></span>
 				</el-menu-item>
 			</el-menu>
 			<div class="exit-box" @click="onExit()" title="退出">
@@ -27,14 +27,21 @@
 		<el-main class="content-box">
 			<router-view></router-view>
 		</el-main>
+		<setting :visible="showSettingDialog" @close="onCloseSetting()"></setting>
 	</el-container>
 </template>
 
 <script>
 	import HeadImage from '../components/HeadImage.vue';
+	import Setting from '../components/setting/Setting.vue';
 	
 	export default {
-		components:{HeadImage},
+		components:{HeadImage,Setting},
+		data(){
+			return {
+				showSettingDialog: false
+			}
+		},
 		methods: {
 			init(userInfo){
 				this.$store.commit("setUserInfo", userInfo);
@@ -82,6 +89,12 @@
 			},
 			onClickHeadImage(){
 				this.$message.success(JSON.stringify(this.$store.state.userStore.userInfo));
+			},
+			onClickSetting(){
+				this.showSettingDialog = true;
+			},
+			onCloseSetting(){
+				this.showSettingDialog = false;
 			}
 		},
 		mounted() {