折扣优惠券

application/models/DAO/Coupon/Coupon.php

@@ -381,7 +381,7 @@ class CouponModel extends \DAO\AbstractModel {
         if($coupon['coupon_type'] ==\Our\ApiConst::fullMinusCouponType&&($totalPrice>\Our\ApiConst::zero&&$totalPrice>=$coupon['order_amount'])){ //指定品类满减券
             $reliefAmount = $coupon['cash_money'];
         }else if($coupon['coupon_type'] ==\Our\ApiConst::discountCouponType&&($totalPrice>=$coupon['order_amount']||$coupon['order_amount']==\Our\ApiConst::zero)){//指定品类折扣券,可能没有订单限制,或有订单金额限制
-            $reliefAmount = round($totalPrice * $coupon['discount']/\Our\ApiConst::ten,\Our\ApiConst::zero);
+            $reliefAmount = round($totalPrice * (\Our\ApiConst::ten-$coupon['discount'])/\Our\ApiConst::ten,\Our\ApiConst::zero);
         }else if(($coupon['coupon_type']== \Our\ApiConst::fullForCouponCouponType)
             &&($totalPrice>\Our\ApiConst::zero&&$totalPrice>=$coupon['order_amount'])){
             $reliefAmount = \Our\ApiConst::zero;