아이템 구현. 장비매매 추가

hwe/sammo/Constraint/ReqCityTrader.php

@@ -3,7 +3,7 @@
 namespace sammo\Constraint;
 
 class ReqCityTrader extends Constraint{
-    const REQ_VALUES = Constraint::REQ_CITY;
+    const REQ_VALUES = Constraint::REQ_CITY|Constraint::REQ_INT_ARG;
 
     public function checkInputValues(bool $throwExeception=true){
         if(!parent::checkInputValues($throwExeception) && !$throwException){
@@ -22,7 +22,7 @@ class ReqCityTrader extends Constraint{
         $this->checkInputValues();
         $this->tested = true;
 
-        if($this->city['trade'] !== null){
+        if($this->city['trade'] !== null || $this->arg >= 2){
             return true;
         }