diff --git a/mall-shop/src/main/java/com/suisung/mall/shop/order/listener/OrderPayedListener.java b/mall-shop/src/main/java/com/suisung/mall/shop/order/listener/OrderPayedListener.java
index d8fe3677..682a8fc6 100644
--- a/mall-shop/src/main/java/com/suisung/mall/shop/order/listener/OrderPayedListener.java
+++ b/mall-shop/src/main/java/com/suisung/mall/shop/order/listener/OrderPayedListener.java
@@ -91,19 +91,22 @@ public class OrderPayedListener {
                     // 订单状态处理成功之后，打印小票
                     shopStorePrinterService.printShopStoreOrder(orderId);
 
-                    // 发送顺丰同城快递
-                    Pair<Boolean, String> pairCreateSfOrder = sfExpressApiService.innerCreateSfExpressOrder(orderId, orderPickupNum);
-                    if(pairCreateSfOrder==null){
-                        logger.error("顺丰同城下单失败！pairCreateSfOrder 返回空值");
-                        return;
-                    }
+                    // 如果配送方式是 同城配送，直接同城顺丰下单
+                    if (orderInfoOld.getDelivery_type_id() != null && orderInfoOld.getDelivery_type_id().equals(StateCode.DELIVERY_TYPE_SAME_CITY)) {
+                        // 发送顺丰同城快递
+                        Pair<Boolean, String> pairCreateSfOrder = sfExpressApiService.innerCreateSfExpressOrder(orderId, orderPickupNum);
+                        if (pairCreateSfOrder == null) {
+                            logger.error("顺丰同城下单失败！pairCreateSfOrder 返回空值");
+                            return;
+                        }
 
-                    if(!pairCreateSfOrder.getFirst()){
-                        logger.error("顺丰同城下单失败:{}",pairCreateSfOrder.getSecond());
-                        return;
-                    }
+                        if (!pairCreateSfOrder.getFirst()) {
+                            logger.error("顺丰同城下单失败:{}", pairCreateSfOrder.getSecond());
+                            return;
+                        }
 
-                    logger.info("顺丰同城下单成功");
+                        logger.info("顺丰同城下单成功");
+                    }
                 }
             }
 
diff --git a/mall-shop/src/main/java/com/suisung/mall/shop/order/service/impl/ShopOrderBaseServiceImpl.java b/mall-shop/src/main/java/com/suisung/mall/shop/order/service/impl/ShopOrderBaseServiceImpl.java
index 70dc8374..312c9dec 100644
--- a/mall-shop/src/main/java/com/suisung/mall/shop/order/service/impl/ShopOrderBaseServiceImpl.java
+++ b/mall-shop/src/main/java/com/suisung/mall/shop/order/service/impl/ShopOrderBaseServiceImpl.java
@@ -1264,7 +1264,7 @@ public class ShopOrderBaseServiceImpl extends BaseServiceImpl<ShopOrderBaseMappe
     }
 
     /**
-     * 添加订单详细信息 预处理 -》 addOrder   转移过来，所以直接读取request 不合规范， 兼容前后端下单逻辑
+     * 添加订单详细信息 预处理 -> addOrder 转移过来，所以直接读取request 不合规范，兼容前后端下单逻辑
      *
      * @param user_id      用户编号
      * @param item_rows    订单数据
@@ -1487,7 +1487,7 @@ public class ShopOrderBaseServiceImpl extends BaseServiceImpl<ShopOrderBaseMappe
                 }
             }
 
-            // 添加订单
+            // 添加订单（关键方法）
             List<String> order_id_row = addOrder(cart_data, true, false, null);
 
             // 最终应付金额
@@ -5928,7 +5928,7 @@ public class ShopOrderBaseServiceImpl extends BaseServiceImpl<ShopOrderBaseMappe
 
             // 是否需要配送地址， 自提及虚拟到店服务，不需要配送地址。
             if (is_delivery) {
-                // 计算运费
+                // 计算运费 开始
                 // 是否需要地址
                 Map address_row = (Map) cart_data.get("address_row");
                 if (address_row == null) {
@@ -5941,7 +5941,7 @@ public class ShopOrderBaseServiceImpl extends BaseServiceImpl<ShopOrderBaseMappe
                     // 如果没有配送地址，则忽略地址选择问题。
                     if (deliveryAddress != null && deliveryAddress.getUd_city_id() != null) {
                         Integer district_id = deliveryAddress.getUd_city_id();
-                        shopUserCartService.calTransportFreight(cart_data, district_id); // 配送检测
+                        shopUserCartService.calTransportFreight(cart_data, district_id); // 配送运费检测和计算
                     } else {
                         throw new ApiException(I18nUtil._("请选择正确的收货地址！"));
                     }
diff --git a/mall-shop/src/main/java/com/suisung/mall/shop/user/controller/mobile/UserDeliveryAddressController.java b/mall-shop/src/main/java/com/suisung/mall/shop/user/controller/mobile/UserDeliveryAddressController.java
index 123ea3c0..e54931e1 100644
--- a/mall-shop/src/main/java/com/suisung/mall/shop/user/controller/mobile/UserDeliveryAddressController.java
+++ b/mall-shop/src/main/java/com/suisung/mall/shop/user/controller/mobile/UserDeliveryAddressController.java
@@ -41,13 +41,13 @@ public class UserDeliveryAddressController extends BaseControllerImpl {
     }
 
     @ApiOperation(value = "保存用户地址", notes = "保存用户地址")
-    @RequestMapping(value = "/save", method = RequestMethod.POST)
+    @RequestMapping(value = "/save", method = {RequestMethod.GET, RequestMethod.POST})
     public CommonResult save(ShopUserDeliveryAddress deliveryAddress) {
         return userDeliveryAddressService.saveAddress(deliveryAddress);
     }
 
     @ApiOperation(value = "删除用户地址", notes = "删除用户地址")
-    @RequestMapping(value = "/remove", method = RequestMethod.POST)
+    @RequestMapping(value = "/remove", method = {RequestMethod.GET, RequestMethod.POST})
     public CommonResult remove(@RequestParam(name = "ud_id") Integer ud_id) {
 
         UserDto user = getCurrentUser();
diff --git a/mall-shop/src/main/java/com/suisung/mall/shop/user/service/impl/ShopUserCartServiceImpl.java b/mall-shop/src/main/java/com/suisung/mall/shop/user/service/impl/ShopUserCartServiceImpl.java
index 4c182634..57e69cee 100644
--- a/mall-shop/src/main/java/com/suisung/mall/shop/user/service/impl/ShopUserCartServiceImpl.java
+++ b/mall-shop/src/main/java/com/suisung/mall/shop/user/service/impl/ShopUserCartServiceImpl.java
@@ -653,7 +653,7 @@ public class ShopUserCartServiceImpl extends BaseServiceImpl<ShopUserCartMapper,
                     cart_row.put("pfgb_id", pfgb_id);
                 }
 
-                // 生成订单数据，结算checkout预览及生成订单（关键函数）
+                // 重要：生成订单数据，结算checkout预览及生成订单（关键函数）
                 data = formatCartRows(cart_rows, activity_rows, null, null);
             }
         }
@@ -741,7 +741,7 @@ public class ShopUserCartServiceImpl extends BaseServiceImpl<ShopUserCartMapper,
         if (CollUtil.isNotEmpty(delivery_address_row) && CheckUtil.isNotEmpty(district_id)) {
             // 计算邮费情况
             if (Convert.toBool(is_delivery)) {
-                // 配送运费校验和计算
+                // 重要：配送运费校验和计算（涉及的东西比较多）
                 calTransportFreight(data, district_id);
                 data.put("has_stock", data.get("can_delivery")); // 是否有货
             } else {
@@ -751,11 +751,11 @@ public class ShopUserCartServiceImpl extends BaseServiceImpl<ShopUserCartMapper,
 
             // 是否有货
             boolean has_stock = (boolean) data.get("has_stock");
-            data.put("show_oos", !has_stock);
+            data.put("show_oos", !has_stock); //无库存
         }
 
-        data.put("address_row", address_row);
-        data.put("delivery_address_row", delivery_address_row);
+        data.put("address_row", address_row); // 用户所有的收货地址
+        data.put("delivery_address_row", delivery_address_row); //用户选择的收货地址
 
         // todo validPeriod
 
@@ -1332,7 +1332,7 @@ public class ShopUserCartServiceImpl extends BaseServiceImpl<ShopUserCartMapper,
                 item_row_map.putAll(row);
 
 
-                //允许发的快递类型id，普通快递，同城配送，自取。取交集
+                //允许发的快递类型id：普通快递，同城配送，上门自取。取交集
                 allowTransportIds = (List<Integer>) CollUtil.intersection(allowTransportIds, Convert.toList(Integer.class, item.get("product_transport_id")));
 
                 Map stand_item_row = fixCartItemRow(item_row_map, chain_item_row);
@@ -2467,10 +2467,12 @@ public class ShopUserCartServiceImpl extends BaseServiceImpl<ShopUserCartMapper,
         // 配送不到这个区域商品记录
         List delivery_item_none_row = new ArrayList();
 
+        // 配送不到这个区域商品id
         cart_data.put("transport_type_none_ids", transport_type_none_ids);
+        // 配送不到这个区域商品记录
         cart_data.put("delivery_item_none_row", delivery_item_none_row);
 
-        //判断是否是礼包
+        //判断是不是礼包
         boolean isgiftbag = false;
         Map activity_rule = new HashMap();
 
@@ -2481,24 +2483,25 @@ public class ShopUserCartServiceImpl extends BaseServiceImpl<ShopUserCartMapper,
             BigDecimal freight = BigDecimal.ZERO;
 
             if (isgiftbag) {
+                // 以下是礼包的情况
                 Integer cart_quantity = Convert.toInt(activity_rule.get("cart_quantity"));
                 BigDecimal giftbag_fixed_amount = Convert.toBigDecimal(activity_rule.get("giftbag_fixed_amount"));
                 BigDecimal giftbag_amount = Convert.toBigDecimal(activity_rule.get("giftbag_amount"));
                 BigDecimal giftbag_fixed_discount = NumberUtil.div(Convert.toBigDecimal(activity_rule.get("giftbag_fixed_discount")), 10);
 
                 if (Convert.toInt(activity_rule.get("group_discount_type")).intValue() == StateCode.ACTIVITY_GROUPBOOKING_FIXED_AMOUNT) {
-                    //优惠金额购买
+                    //优惠固定金额购买
                     store_row.put("order_money_select_items", NumberUtil.mul(giftbag_fixed_amount, cart_quantity));
                 } else if (Convert.toInt(activity_rule.get("group_discount_type")).intValue() == StateCode.ACTIVITY_GROUPBOOKING_FIXED_DISCOUNT) {
-                    //优惠折扣
+                    //以固定折扣购买
                     store_row.put("order_money_select_items", NumberUtil.mul(giftbag_amount, giftbag_fixed_discount, cart_quantity));
                 } else {
-                    //固定金额购买
+                    //以固定价格购买
                     store_row.put("order_money_select_items", NumberUtil.mul(giftbag_amount, cart_quantity));
                 }
             }
 
-            // todo 此处免运费，传递的是transport_type中的设置， 则默认代表为订单了， 未来可以优化。
+            // todo 此处免运费，传递的是transport_type设置中的值， 则默认代表为订单了， 未来可以优化。
             BigDecimal post_free_max = BigDecimal.ZERO;
 
             // 按照店铺订单计算运费
@@ -2524,7 +2527,7 @@ public class ShopUserCartServiceImpl extends BaseServiceImpl<ShopUserCartMapper,
             } else {
                 // 判断运费方式，如果发现同一个订单计费模式不一致，报错，禁止下单。
                 Map tt_ids = (Map) store_row.get("tt_ids");
-                Boolean isOnSale = (Boolean) store_row.get("is_on_sale");
+                Boolean isOnSale = (Boolean) store_row.get("is_on_sale");//正活动中的商品？
                 List<ShopStoreTransportType> transport_type_rows = new ArrayList<>();
                 Integer transport_type_id;
 
@@ -2558,6 +2561,7 @@ public class ShopUserCartServiceImpl extends BaseServiceImpl<ShopUserCartMapper,
                 Integer transport_type_pricing_method = transportType.getTransport_type_pricing_method();
                 BigDecimal order_money_select_items = Convert.toBigDecimal(store_row.get("order_money_select_items"));
 
+                //计费规则(ENUM):1-按件数;2-按重量;3-按体积;4-按配送区域计费（猜测不确定）；
                 if (transport_type_pricing_method != null && 4 == transport_type_pricing_method) {
                     // 按照配送区域计费
                     Map data = transportTypeService.calFreight(transport_type_id, district_id, 1, order_money_select_items, post_free_max);
@@ -2566,6 +2570,7 @@ public class ShopUserCartServiceImpl extends BaseServiceImpl<ShopUserCartMapper,
                     freight = Convert.toBigDecimal(data.get("freight"));
                 } else {
                     if (isgiftbag) {
+                        // 以下是礼包的情况
                         Map data = transportTypeService.calFreight(transport_type_id, district_id, Convert.toInt(activity_rule.get("giftbag_quantity")), Convert.toBigDecimal(store_row.get("order_money_select_items")), post_free_max);
                         boolean type_freight = (boolean) data.get("type_freight");