修改

app/api/controller/Login.php

@@ -71,14 +71,15 @@ class Login extends BaseController
             }
             //用户注册
             $uid = (new UserModel)->insertGetId(array(
-                "openid"    =>$data["openid"],
-                "unionid"   =>empty($data["unionid"])?"":$data["unionid"],
-                "nickname"  =>$nickname,
-                "avatar"    =>$avatar,
-                "sex"       =>(int)$gender,
-                "regtime"   =>time(),
-                "regip"     =>$regip,
-                "parent_uid"=>$p_id,
+                "openid"     =>$data["openid"],
+                "unionid"    =>empty($data["unionid"])?"":$data["unionid"],
+                "nickname"   =>$nickname,
+                "avatar"     =>$avatar,
+                "sex"        =>(int)$gender,
+                "regtime"    =>time(),
+                "regip"      =>$regip,
+                "parent_uid" =>$p_id,
+                "parent_time"=>$p_id <= 0 ? 0 : time(),
             ));
             if(empty($uid)){
                 return app('json')->fail("网络繁忙，请稍后尝试");