会员升级

app/controller/api/v1/user/UserExtractController.php

@@ -86,7 +86,7 @@ class UserExtractController
                 $extract_fee = bcsub((string)$the_fee, (string)$sum_fee, 2);
             }
         }
-        return app('json')->success('ok', ['fee' => $extract_fee]);
+        return app('json')->success('ok', ['fee' => $extract_fee > 0 ? $extract_fee : 0]);
     }
 
     /**

app/services/user/UserExtractServices.php

@@ -517,6 +517,7 @@ class UserExtractServices extends BaseServices
                 $extract_fee = bcsub((string)$the_fee, (string)$sum_fee, 2);
             }
         }
+        if ($extract_fee < 0) $extract_fee = 0;
         $insertData = [
             'uid' => $user['uid'],
             'extract_type' => $data['extract_type'],