diff --git a/src/main/java/com/guaiguailang/harmony/controller/UserController.java b/src/main/java/com/guaiguailang/harmony/controller/UserController.java
index 3b9dc01..ec7f382 100644
--- a/src/main/java/com/guaiguailang/harmony/controller/UserController.java
+++ b/src/main/java/com/guaiguailang/harmony/controller/UserController.java
@@ -3,6 +3,7 @@ package com.guaiguailang.harmony.controller;
 import com.guaiguailang.harmony.domain.dto.ParamLogin;
 import com.guaiguailang.harmony.domain.dto.ParamUserAdd;
 import com.guaiguailang.harmony.domain.dto.ParamUserList;
+import com.guaiguailang.harmony.domain.vo.ResponseResult;
 import com.guaiguailang.harmony.service.UserService;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
@@ -10,7 +11,6 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 
-import java.security.NoSuchAlgorithmException;
 
 @RestController
 @Tag(name="用户相关接口")
@@ -57,4 +57,14 @@ public class UserController {
         return ResponseEntity.ok(userService.addUser(userAddParam));
     }
 
+    @Operation(
+            summary = "登录",
+            description = "登录",
+            tags = {"用户相关接口"}
+    )
+    @PostMapping("/register")
+    public ResponseEntity registerUser(@RequestBody ParamUserAdd userAddParam){
+        return ResponseEntity.ok(userService.registerUser(userAddParam));
+    }
+
 }
diff --git a/src/main/java/com/guaiguailang/harmony/domain/dto/ParamUserAdd.java b/src/main/java/com/guaiguailang/harmony/domain/dto/ParamUserAdd.java
index 217ff2b..bc942dd 100644
--- a/src/main/java/com/guaiguailang/harmony/domain/dto/ParamUserAdd.java
+++ b/src/main/java/com/guaiguailang/harmony/domain/dto/ParamUserAdd.java
@@ -19,4 +19,5 @@ public class ParamUserAdd {
     LocalDateTime createTime;
     String merchantCode; // 商户编号
     Long id;
+    String code;
 }
diff --git a/src/main/java/com/guaiguailang/harmony/domain/entity/LogCaptcha.java b/src/main/java/com/guaiguailang/harmony/domain/entity/LogCaptcha.java
new file mode 100644
index 0000000..f8480f6
--- /dev/null
+++ b/src/main/java/com/guaiguailang/harmony/domain/entity/LogCaptcha.java
@@ -0,0 +1,15 @@
+package com.guaiguailang.harmony.domain.entity;
+
+import lombok.Data;
+
+import java.time.LocalDateTime;
+
+@Data
+public class LogCaptcha {
+    private Long id;
+    private String username;
+    private String code;
+    private String status;
+    private LocalDateTime createTime;
+    private LocalDateTime validTime;
+}
diff --git a/src/main/java/com/guaiguailang/harmony/mapper/LogCaptchaMapper.java b/src/main/java/com/guaiguailang/harmony/mapper/LogCaptchaMapper.java
new file mode 100644
index 0000000..e695989
--- /dev/null
+++ b/src/main/java/com/guaiguailang/harmony/mapper/LogCaptchaMapper.java
@@ -0,0 +1,15 @@
+package com.guaiguailang.harmony.mapper;
+
+import com.guaiguailang.harmony.domain.entity.LogCaptcha;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Select;
+
+import java.util.List;
+
+@Mapper
+public interface LogCaptchaMapper {
+
+    @Select("SELECT * FROM log_captcha WHERE code = #{code} and username = #{username} " +
+            "and code = #{code} and status = #{status} and valid_time <= #{createTime}")
+    List<LogCaptcha> verifyCode(LogCaptcha logCaptcha);
+}
diff --git a/src/main/java/com/guaiguailang/harmony/service/UserService.java b/src/main/java/com/guaiguailang/harmony/service/UserService.java
index e01f806..df1bb9a 100644
--- a/src/main/java/com/guaiguailang/harmony/service/UserService.java
+++ b/src/main/java/com/guaiguailang/harmony/service/UserService.java
@@ -15,4 +15,6 @@ public interface UserService {
     ResponseResult getRoleListWhenAddUser(String role);
 
    ResponseResult addUser(ParamUserAdd userAddParam);
+
+    ResponseResult registerUser(ParamUserAdd userAddParam);
 }
diff --git a/src/main/java/com/guaiguailang/harmony/service/impl/UserServiceImpl.java b/src/main/java/com/guaiguailang/harmony/service/impl/UserServiceImpl.java
index 125bcd7..2a3374d 100644
--- a/src/main/java/com/guaiguailang/harmony/service/impl/UserServiceImpl.java
+++ b/src/main/java/com/guaiguailang/harmony/service/impl/UserServiceImpl.java
@@ -4,22 +4,20 @@ import cn.dev33.satoken.stp.StpUtil;
 import com.github.yitter.idgen.YitIdHelper;
 import com.guaiguailang.harmony.domain.dto.ParamUserAdd;
 import com.guaiguailang.harmony.domain.dto.ParamUserList;
-import com.guaiguailang.harmony.domain.entity.SystemAction;
-import com.guaiguailang.harmony.domain.entity.SystemPermission;
-import com.guaiguailang.harmony.domain.entity.SystemRole;
-import com.guaiguailang.harmony.domain.entity.UserInfo;
+import com.guaiguailang.harmony.domain.entity.*;
 import com.guaiguailang.harmony.domain.vo.*;
 import com.guaiguailang.harmony.mapper.AuthMapper;
+import com.guaiguailang.harmony.mapper.LogCaptchaMapper;
 import com.guaiguailang.harmony.mapper.UserMapper;
 import com.guaiguailang.harmony.service.UserService;
 import com.guaiguailang.harmony.utils.PasswordEncryptor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.http.ResponseEntity;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.security.NoSuchAlgorithmException;
 import java.time.LocalDateTime;
 import java.util.*;
 
@@ -31,6 +29,8 @@ public class UserServiceImpl implements UserService {
     private final UserMapper userMapper;
     @Autowired
     private final AuthMapper authMapper;
+    @Autowired
+    private  LogCaptchaMapper logCaptchaMapper;
 
     public UserServiceImpl(UserMapper userMapper, AuthMapper authMapper) {
         this.userMapper = userMapper;
@@ -177,6 +177,49 @@ public class UserServiceImpl implements UserService {
         }
     }
 
+    @Override
+    public ResponseResult registerUser(ParamUserAdd userAddParam) {
+         // 1 确保有数据，数据要正确（符合要求 账号应当不长于64位字符）。
+        if(userAddParam.getUserName() == null || userAddParam.getUserName().length() > 64)
+            return ResponseResult.error("账号长度应当不超过64位字符");
+         // 2 验证码要查询数据库，确保验证码时间在有效期内容且正确。 根据用户账号去查询验证码表。
+         LogCaptcha logCaptcha = new LogCaptcha();
+         logCaptcha.setCode(userAddParam.getCode());
+         logCaptcha.setUsername(userAddParam.getUserName());
+         logCaptcha.setCreateTime(LocalDateTime.now());
+         logCaptcha.setStatus("1");
+        List<LogCaptcha> logCaptchaList = logCaptchaMapper.verifyCode(logCaptcha);
+        if(logCaptchaList.size() == 0)
+            return ResponseResult.error("验证码错误或已过期");
+        //3 确保数据不重复，应当判断账号是否唯一，不允许重复注册
+        UserInfo userByAccount = userMapper.getUserByAccount(userAddParam.getUserName());
+        if(userByAccount != null)
+            return ResponseResult.error("账号已存在");
+        //4 密码应当使用加密工具加密后再存储
+        String hashPassword= null;
+        try {
+            hashPassword = PasswordEncryptor.hashPassword(userAddParam.getPassword());
+        } catch (NoSuchAlgorithmException e) {
+            e.printStackTrace();
+            return ResponseResult.error(e.getMessage());
+        }
+        userAddParam.setPassword(hashPassword);
+        //4 补齐参数： creatorId=0，roleId=user，status=1，id=雪花算法得出的id，createTime=LocalDataTime.now，merchantCode
+        userAddParam.setCreatorId(0L);
+        userAddParam.setRoleId("user");
+        userAddParam.setStatus(1);
+        userAddParam.setId(YitIdHelper.nextId());
+        userAddParam.setCreateTime(LocalDateTime.now());
+        userAddParam.setMerchantCode("");
+
+        //5 调用userMapper.addUser(userAddParam)方法，将用户信息写入数据库。
+        int result = userMapper.addUser(userAddParam);
+        if(result == 1)
+            return ResponseResult.success(userAddParam);
+        else
+            return ResponseResult.error("注册失败");
+    }
+
     // 方法
     public UserInfo getUserByAccount(String username){
         return userMapper.getUserByAccount(username);