Inital commit

core/lib/Thelia/Module/PaymentModuleInterface.php

@@ -41,4 +41,13 @@ interface PaymentModuleInterface extends BaseModuleInterface
      * @return boolean
      */
     public function isValidPayment();
+
+
+    /**
+     * if you want, you can manage stock in your module instead of order process.
+     * Return false to decrease the stock when order status switch to pay
+     *
+     * @return bool
+     */
+    public function manageStockOnCreation();
 }