feat: order

app/Constants/Common/OrderCode.php

@@ -42,4 +42,10 @@ class OrderCode
      */
     const ORDER_TYPE_GOOD = 1;
     const ORDER_TYPE_BALANCE = 2;
+
+    /**
+     * @var string 订单类型前缀
+     */
+    const ORDER_TYPE_GOOD_PREFIX = 'OG';
+    const ORDER_TYPE_BALANCE_PREFIX = 'OB';
 }