优惠券使用逻辑修改

@@ -502,7 +502,8 @@ class Order extends Api
             'discount_price' => $couponprice,  // 优惠价格
             'pay_price' => bcadd($sum_price,$couponprice,2),  // 支付总价
             'express_price' => $distance_price,  // 骑手费用
-            'user_id' => $user_id
+            'user_id' => $user_id,
+            'user_coupon_id' => $coupon_id > 0 ? $coupon_id : 0
         ];
 
         // 添加订单
@@ -530,6 +531,8 @@ class Order extends Api
                 ->whereIn('sku_id',$skuids)
                 ->where('user_id',$this->auth->id)
                 ->delete();
+            // 如果使用了优惠券，就把优惠券状态变为已使用
+            UserCoupon::where('id',$coupon_id)->update(['status'=>'1']);
             Db::commit();
         }catch (PDOException $e){
             Db::rollback();
@@ -653,37 +656,55 @@ class Order extends Api
         if ($order['freight_status'] == 20) $this->error('订单已发货无法取消');
         $goodsmodel = new \app\api\model\OrderGoods();
         $skumodel = new \app\api\model\GoodsSpec();
-        // 增加库存
-        $list = $goodsmodel->where('order_id',$order['id'])->select();
-        foreach ($list as $key => $value){
-            if ($value['deduct_stock_type'] == 10){
-                $skumodel->where('goods_spec_id',$value['goods_spec_id'])->setInc('stock_num',$value['total_num']);
+
+        Db::startTrans();
+        try {
+            // 增加库存
+            $list = $goodsmodel->where('order_id',$order['id'])->select();
+            foreach ($list as $key => $value){
+                if ($value['deduct_stock_type'] == 10){
+                    $skumodel->where('goods_spec_id',$value['goods_spec_id'])->setInc('stock_num',$value['total_num']);
+                }
             }
-        }
-        // 已支付就退款
-        if($order['pay_status'] == '20'){
-            $config = Service::getConfig('wechat');
-            $config['app_id'] = $config['miniapp_id'];
-            $config['notify_url'] = $this->request->domain().'api/notify/refund/type/wechat';
-            $config['return_url'] = '';
-            $wechat = Pay::wechat($config);
-            $refund_no = 'LQ-'.time().mt_rand(10000,99999);
-            $param = [
+
+            // 已支付就退款
+            if($order['pay_status'] == '20'){
+                $config = Service::getConfig('wechat');
+                $config['app_id'] = $config['miniapp_id'];
+                $config['notify_url'] = $this->request->domain().'api/notify/refund/type/wechat';
+                $config['return_url'] = '';
+                $wechat = Pay::wechat($config);
+                $refund_no = 'LQ-'.time().mt_rand(10000,99999);
+                $param = [
 //            'total_fee' => $order['pay_price'],
 //            'refund_fee' => $order['pay_price'],
-                'total_fee' => 1,
-                'refund_fee' => 1,
-                'out_trade_no' => $order['order_no'],
-                'out_refund_no' => $refund_no
-            ];
-            $wechat->refund($param);
-            $order->refund_no = $refund_no;
-            $order->refund_time = time();
+                    'total_fee' => 1,
+                    'refund_fee' => 1,
+                    'out_trade_no' => $order['order_no'],
+                    'out_refund_no' => $refund_no
+                ];
+                $wechat->refund($param);
+                $order->refund_no = $refund_no;
+                $order->refund_time = time();
+            }
+            // 状态变为已取消
+            $order->order_status = '20';
+            $order->status = 'hidden';
+            $order->isUpdate(true)->save();
+
+            // 如果使用了优惠券，就把优惠券状态变为待使用或者已过期
+            if($order['user_coupon_id'] > 0){
+                $user_coupon = UserCoupon::get($order['user_coupon_id']);
+                if($user_coupon){
+                    $status = $user_coupon['endtime'] > time() ? '0' : '2';
+                    $user_coupon->save(['status'=>$status]);
+                }
+            }
+            Db::commit();
+        }catch (PDOException $e){
+            Db::rollback();
+            $this->error($e->getMessage());
         }
-        // 状态变为已取消
-        $order->order_status = '20';
-        $order->status = 'hidden';
-        $order->isUpdate(true)->save();
         $this->success('取消成功');
     }