订单详情页添加优惠码信息显示

Code Review By Rock Zhang

@@ -60,6 +60,12 @@
                     运费
                     <span>{{freight}}</span>
                 </li>
+                {{#if promo_code_amount}}
+                <li>
+                    优惠码
+                    <span>{{promo_code_amount}}</span>
+                </li>
+                {{/if}}
                 {{#if coupon}}
                 <li>
                     优惠券

@@ -208,6 +208,10 @@ class OrderModel
                 $result['salePrice'] = self::filterOrderPrice($orderDetail['data']['promotion_amount']); // 活动金额
                 $result['freight'] = $orderDetail['data']['shipping_cost']; // 运费
                 $result['coupon'] = self::filterOrderPrice($orderDetail['data']['coupons_amount']); // 优惠券
+                if (isset($orderDetail['data']['promo_code_amount'])) {
+                    $result['promo_code_amount'] = self::filterOrderPrice($orderDetail['data']['promo_code_amount']); // 优惠码
+                }
+
                 $result['yohoCoin'] = self::filterOrderPrice($orderDetail['data']['yoho_coin_num']); // YOHO币
                 $result['price'] = $orderDetail['data']['amount']; // 实付金额
                 $result['goodsAmount'] = $orderDetail['data']['payment_amount']; // 商品总金额没有人民币符号