调整获取参数

app/controller/api/store/product/StoreProduct.php

@@ -161,12 +161,12 @@ class StoreProduct extends BaseController
      */
     public function recommendList()
     {
-        $params= $this->request->params(['mer_id']);
+        $mer_id = (int)$this->request->param('mer_id',0);
         [$page, $limit] = $this->getPage();
         if($this->source=='yhc' && $this->merId){
             $merId=$this->merId;
-        } elseif(isset($params['mer_id']) && $params['mer_id']){
-            $merId=$params['mer_id'];
+        } elseif($mer_id){
+            $merId=$mer_id;
         } else{
             $merId=321;
         }