修改推荐供应商

@@ -102,6 +102,7 @@ class Demo extends Command
             $keyword = $val['keyword'];
             $data = json_decode($val['data'],JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE);
             $purchaserInfoModel = new PurchaserInfo();
+            if(!empty($data)){
                 foreach ($data as $k =>$v){
                     $v['project_id'] = $project_id;
                     $v['keyword'] = $keyword;
@@ -120,6 +121,7 @@ class Demo extends Command
                     }
                 }
             }
+        }
         return true;
     }
 }