diff --git a/ruoyi-system/src/main/java/com/ruoyi/wisdomarbitrate/service/impl/IdentityAuthenticationServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/wisdomarbitrate/service/impl/IdentityAuthenticationServiceImpl.java
index d496918..d6e69d7 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/wisdomarbitrate/service/impl/IdentityAuthenticationServiceImpl.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/wisdomarbitrate/service/impl/IdentityAuthenticationServiceImpl.java
@@ -197,19 +197,24 @@ public class IdentityAuthenticationServiceImpl implements IdentityAuthentication
                              */
                            // authentication.setUserName(loginUser.getUsername());
                           //  authentication.setUserId(loginUser.getUserId());
-                            authentication.setName(name);
-                            authentication.setIdentityNo(idcardno);
-                            authentication.setCertificationTime(new Date());
-                            authentication.setCertificationStatus(0);
-                            authentication.setCreateBy(name);
-                          //  authentication.setCreateBy(loginUser.getUsername());
-                            try {
-                                identityAuthenticationMapper.insertIdentityAuthentication(authentication);
-                                authentication.setId(authentication.getId());
-                            } catch (Exception e) {
-                                System.out.println("认证记录新增失败");
-                            }
 
+                            authentication.setIdentityNo(idcardno);
+                            // 查询认证表是否已存在该身份证信息的认证，不存在则新增，存在不处理
+                            IdentityAuthentication identityAuthentication = identityAuthenticationMapper.selectIdentityAuthentication(authentication);
+                            if(identityAuthentication!=null) {
+                                return AjaxResult.success(identityAuthentication);
+                            }
+                                authentication.setName(name);
+                                authentication.setCertificationTime(new Date());
+                                authentication.setCertificationStatus(0);
+                                authentication.setCreateBy(name);
+                                //  authentication.setCreateBy(loginUser.getUsername());
+                                try {
+                                    identityAuthenticationMapper.insertIdentityAuthentication(authentication);
+                                    authentication.setId(authentication.getId());
+                                } catch (Exception e) {
+                                    System.out.println("认证记录新增失败");
+                                }
                         }
 
                     }
diff --git a/ruoyi-system/src/main/java/com/ruoyi/wisdomarbitrate/service/impl/WeChatUserServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/wisdomarbitrate/service/impl/WeChatUserServiceImpl.java
index 4ff87f1..5acd5e1 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/wisdomarbitrate/service/impl/WeChatUserServiceImpl.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/wisdomarbitrate/service/impl/WeChatUserServiceImpl.java
@@ -115,10 +115,19 @@ public class WeChatUserServiceImpl implements WeChatUserService {
         }else if(!codeCache.equals(ientityAuthentication.getVerifyCode())){
             return AjaxResult.warn("验证码校验失败");
         }
-        SysUser sysUserName=sysUserMapper.selectUserByUserName(ientityAuthentication.getUserName());
+        SysUser sysUserName=sysUserMapper.checkUserNameUnique(ientityAuthentication.getUserName());
         if(sysUserName!=null){
             return AjaxResult.warn("账号已存在");
         }
+        SysUser checkPhoneUnique = sysUserMapper.checkPhoneUnique(ientityAuthentication.getPhone());
+        if(checkPhoneUnique!=null){
+            return AjaxResult.warn("手机号已存在");
+        }
+        SysUser checkEmailUnique = sysUserMapper.checkEmailUnique(ientityAuthentication.getEmail());
+        if(checkEmailUnique!=null){
+            return AjaxResult.warn("邮箱已存在");
+        }
+
         // 根据身份证查询系统用户表中是否存在该用户，存在则同步已认证的信息，不存在则新增
         SysUser sysUser=sysUserMapper.selectUserByIdCard(ientityAuthentication.getIdentityNo());
 
@@ -133,8 +142,6 @@ public class WeChatUserServiceImpl implements WeChatUserService {
             ientityAuthentication.setUserId(sysUser.getUserId());
         }else {
             sysUser=new SysUser();
-            // 用户名设为电话号
-            sysUser.setUserName(ientityAuthentication.getPhone());
             sysUser.setIdCard(ientityAuthentication.getIdentityNo());
             sysUser.setNickName(ientityAuthentication.getName());
             sysUser.setUserName(ientityAuthentication.getUserName());
diff --git a/ruoyi-system/src/main/resources/mapper/wisdomarbitrate/IdentityAuthenticationMapper.xml b/ruoyi-system/src/main/resources/mapper/wisdomarbitrate/IdentityAuthenticationMapper.xml
index 2477c63..8615a18 100644
--- a/ruoyi-system/src/main/resources/mapper/wisdomarbitrate/IdentityAuthenticationMapper.xml
+++ b/ruoyi-system/src/main/resources/mapper/wisdomarbitrate/IdentityAuthenticationMapper.xml
@@ -60,6 +60,9 @@
             <if test="userId != null   ">
                 AND i.user_id  = #{userId}
             </if>
+            <if test="identityNo != null  and identityNo != '' ">
+                AND i.identity_no  = #{identityNo}
+            </if>
         </where>
     </select>