修改项说明：

Class/OrderdetailsViewController.m

@@ -698,23 +698,18 @@ NSString *const PROMOTIONALSTRING = @"促销信息";
     WS(weakSelf);
     NSString *server = [NSString stringWithFormat:SERVERREQUESTURL(ORDERDETAILSURL),[Shoppersmanager manager].Shoppers.employee.departid,self.orderCode];
     NSString *newServer = [server stringByReplacingOccurrencesOfString:@"/app" withString:@""];
-    
-//    /// 文件
-//    NSFileManager *fileManager = [NSFileManager defaultManager];
-//    NSString * htmlResponseStr=[NSString stringWithContentsOfURL:[NSURL URLWithString:newServer] encoding:NSUTF8StringEncoding error:Nil];
-//    NSString *resourcePath = [ [NSBundle mainBundle] resourcePath];
-//    [fileManager createDirectoryAtPath:[resourcePath stringByAppendingString:@"/Caches"] withIntermediateDirectories:YES attributes:nil error:nil];
-//    NSString * path=[resourcePath stringByAppendingString:[NSString stringWithFormat:@"/Caches/%ld.html",[newServer hash]]];
-//    [htmlResponseStr writeToFile:path atomically:YES encoding:NSUTF8StringEncoding error:nil];
-    
-    
-    [self callAirprintWithURL:[NSURL URLWithString:newServer] SuccessBlock:^{
-
+    /// 保存文件
+    NSFileManager *fileManager = [NSFileManager defaultManager];
+    NSString * htmlResponseStr=[NSString stringWithContentsOfURL:[NSURL URLWithString:newServer] encoding:NSUTF8StringEncoding error:Nil];
+    NSString *resourcePath = [ [NSBundle mainBundle] resourcePath];
+    [fileManager createDirectoryAtPath:[resourcePath stringByAppendingString:@"/Caches"] withIntermediateDirectories:YES attributes:nil error:nil];
+    NSString * path=[resourcePath stringByAppendingString:[NSString stringWithFormat:@"/Caches/%ld.html",[newServer hash]]];
+    [htmlResponseStr writeToFile:path atomically:YES encoding:NSUTF8StringEncoding error:nil];
+    [self callAirprintWithURL:[NSURL fileURLWithPath:path] SuccessBlock:^{
         [weakSelf SuccessMBProgressView:@"打印完成"];
     } ErrorBlock:^{
         [weakSelf ErrorMBProgressView:@"打印失败"];
     }];
-    
 }
 
 #pragma mark -预览订单、撤销订单

Class/SettlementViewController.m

@@ -84,7 +84,6 @@
 }
 
 
-
 #pragma mark -支付总金额，商品总数量
 - (void)setGoodsArray
 {
@@ -94,8 +93,13 @@
         goodsAllNumber += [model.goodsNum integerValue];
         goodAllprice += [model.goodsPrice floatValue]*[model.goodsNum integerValue];
     }
-    //** 促销金额 */
+    /// 抽奖结果<打折>
     NSInteger totalNumber = 0;
+    if ([self.resultModel.type isEqualToString:@"discount"]) {
+        goodAllprice = goodAllprice*([self.resultModel.number integerValue]/100.0);
+    }
+
+    //** 促销金额 */
     for (id object in self.promotionalArray) {
         if ([object isKindOfClass:[PromotionalDeductionModel class]]) {
             PromotionalDeductionModel *model = (PromotionalDeductionModel *)object;
@@ -105,10 +109,6 @@
         }
     }
     goodAllprice -= totalNumber;
-    /// 抽奖结果<打折>
-    if ([self.resultModel.type isEqualToString:@"discount"]) {
-        goodAllprice = goodAllprice*([self.resultModel.number integerValue]/100.0);
-    }
     self.goodsAllNumber.text = [NSString stringWithFormat:@"%ld",goodsAllNumber];
     self.goodsAllPrice.text = [NSString stringWithFormat:@"￥%.2f",goodAllprice];
 }