diff --git a/app/common/repositories/system/merchant/MerchantRepository.php b/app/common/repositories/system/merchant/MerchantRepository.php
index 4c812f3e..7979e59f 100644
--- a/app/common/repositories/system/merchant/MerchantRepository.php
+++ b/app/common/repositories/system/merchant/MerchantRepository.php
@@ -14,6 +14,7 @@
 namespace app\common\repositories\system\merchant;
 
 
+use app\common\dao\store\StoreCategoryDao;
 use app\common\dao\system\merchant\MerchantDao;
 use app\common\model\store\order\StoreOrder;
 use app\common\model\store\product\ProductReply;
@@ -381,12 +382,17 @@ class MerchantRepository extends BaseRepository
     /**
      * @Author:Qinii
      * @Date: 2020/5/30
-     * @param int $id
+     * @param int $merId
+     * @param int $pid
      * @return mixed
      */
-    public function categoryList(int $id)
+    public function categoryList(int $merId, int $pid = 0)
     {
-        return app()->make(StoreCategoryRepository::class)->getApiFormatList($id, 1);
+        if ($pid == 0) {
+            return app()->make(StoreCategoryRepository::class)->getApiFormatList($merId, 1);
+        } else {
+            return app()->make(StoreCategoryDao::class)->children($pid, $merId);
+        }
     }
 
     public function wxQrcode($merId)
diff --git a/app/common/repositories/user/UserRepository.php b/app/common/repositories/user/UserRepository.php
index 537100a5..c00ac160 100644
--- a/app/common/repositories/user/UserRepository.php
+++ b/app/common/repositories/user/UserRepository.php
@@ -698,6 +698,8 @@ class UserRepository extends BaseRepository
     public function registr(string $phone, ?string $pwd, $user_type = 'h5')
     {
         $pwd = $pwd ? $this->encodePassword($pwd) : $this->encodePassword($this->dao->defaultPwd());
+        $ip = app('request')->ip();
+        $code = Cache::get('promote_'.$ip);
         $data = [
             'account' => $phone,
             'pwd' => $pwd,
@@ -706,6 +708,14 @@ class UserRepository extends BaseRepository
             'phone' => $phone,
             'last_ip' => app('request')->ip()
         ];
+        if ($code) {
+            $data['promotion_code'] = $code;
+            $shop = explode('shop_', $code);
+            if (count($shop) == 2) {
+                $data['spread_uid'] = $shop[1];
+            }
+            Cache::delete('promote_' . $ip);
+        }
         return $this->create($user_type, $data);
     }
 
diff --git a/app/controller/api/Common.php b/app/controller/api/Common.php
index 4a198f97..17f29e07 100644
--- a/app/controller/api/Common.php
+++ b/app/controller/api/Common.php
@@ -663,4 +663,14 @@ class Common extends BaseController
         return app('json')->success($select);
     }
 
+    /**
+     * 推广写入
+     */
+    public function promoteWriting()
+    {
+        $code = $this->request->param('code');
+        Cache::set('promote_' . app('request')->ip(), $code, 86400);
+        return app('json')->success();
+    }
+
 }
diff --git a/app/controller/api/store/merchant/Merchant.php b/app/controller/api/store/merchant/Merchant.php
index e413b8e6..71d91528 100644
--- a/app/controller/api/store/merchant/Merchant.php
+++ b/app/controller/api/store/merchant/Merchant.php
@@ -101,9 +101,10 @@ class Merchant extends BaseController
      */
     public function categoryList($id)
     {
+        $pid = $this->request->get('pid', 0);
         if(!$this->repository->merExists((int)$id))
             return app('json')->fail('店铺已打烊');
-        return app('json')->success($this->repository->categoryList($id));
+        return app('json')->success($this->repository->categoryList($id, $pid));
     }
 
     public function qrcode($id)
diff --git a/route/api.php b/route/api.php
index 3f2c8767..b3b16f52 100644
--- a/route/api.php
+++ b/route/api.php
@@ -22,6 +22,7 @@ use think\facade\Route;
 Route::group('api/', function () {
     Route::any('test', 'api.Auth/test');
     Route::any('applet', 'api.Common/applet');
+    Route::any('promote_writing', 'api.Common/promoteWriting');
     //强制登录
     Route::group(function () {
         Route::group('v2', function () {