/*** @Description: 支付方式 枚舉*/ public enum PayMethod {WEIXIN(1, "微信"),ALIPAY(2, "支付寶");public final Integer type;public final String value;PayMethod(Integer type, String value){this.type = type;this.value = value;}} /*** 用于創建訂單相關信息* @param submitOrderBO*/ public OrderVO createOrder(SubmitOrderBO submitOrderBO); @Transactional(propagation = Propagation.REQUIRED) @Override public OrderVO createOrder(SubmitOrderBO submitOrderBO) {String userId = submitOrderBO.getUserId();String addressId = submitOrderBO.getAddressId();String itemSpecIds = submitOrderBO.getItemSpecIds();Integer payMethod = submitOrderBO.getPayMethod();String leftMsg = submitOrderBO.getLeftMsg();// 包郵費用設置為0Integer postAmount = 0;String orderId = sid.nextShort();UserAddress address = addressService.queryUserAddres(userId, addressId);// 1. 新訂單數據保存Orders newOrder = new Orders();newOrder.setId(orderId);newOrder.setUserId(userId);newOrder.setReceiverName(address.getReceiver());newOrder.setReceiverMobile(address.getMobile());newOrder.setReceiverAddress(address.getProvince() + " "+ address.getCity() + " "+ address.getDistrict() + " "+ address.getDetail());// newOrder.setTotalAmount(); // newOrder.setRealPayAmount();newOrder.setPostAmount(postAmount);newOrder.setPayMethod(payMethod);newOrder.setLeftMsg(leftMsg);newOrder.setIsComment(YesOrNo.NO.type);newOrder.setIsDelete(YesOrNo.NO.type);newOrder.setCreatedTime(new Date());newOrder.setUpdatedTime(new Date());// 2. 循環根據itemSpecIds保存訂單商品信息表String itemSpecIdArr[] = itemSpecIds.split(",");Integer totalAmount = 0; // 商品原價累計Integer realPayAmount = 0; // 優惠后的實際支付價格累計for (String itemSpecId : itemSpecIdArr) {// TODO 整合redis后，商品購買的數量重新從redis的購物車中獲取int buyCounts = 1;// 2.1 根據規格id，查詢規格的具體信息，主要獲取價格ItemsSpec itemSpec = itemService.queryItemSpecById(itemSpecId);totalAmount += itemSpec.getPriceNormal() * buyCounts;realPayAmount += itemSpec.getPriceDiscount() * buyCounts;// 2.2 根據商品id，獲得商品信息以及商品圖片String itemId = itemSpec.getItemId();Items item = itemService.queryItemById(itemId);String imgUrl = itemService.queryItemMainImgById(itemId);// 2.3 循環保存子訂單數據到數據庫String subOrderId = sid.nextShort();OrderItems subOrderItem = new OrderItems();subOrderItem.setId(subOrderId);subOrderItem.setOrderId(orderId);subOrderItem.setItemId(itemId);subOrderItem.setItemName(item.getItemName());subOrderItem.setItemImg(imgUrl);subOrderItem.setBuyCounts(buyCounts);subOrderItem.setItemSpecId(itemSpecId);subOrderItem.setItemSpecName(itemSpec.getName());subOrderItem.setPrice(itemSpec.getPriceDiscount());orderItemsMapper.insert(subOrderItem);// 2.4 在用戶提交訂單以后，規格表中需要扣除庫存itemService.decreaseItemSpecStock(itemSpecId, buyCounts);}newOrder.setTotalAmount(totalAmount);newOrder.setRealPayAmount(realPayAmount);ordersMapper.insert(newOrder);// 3. 保存訂單狀態表OrderStatus waitPayOrderStatus = new OrderStatus();waitPayOrderStatus.setOrderId(orderId);waitPayOrderStatus.setOrderStatus(OrderStatusEnum.WAIT_PAY.type);waitPayOrderStatus.setCreatedTime(new Date());orderStatusMapper.insert(waitPayOrderStatus);// 4. 構建商戶訂單，用于傳給支付中心MerchantOrdersVO merchantOrdersVO = new MerchantOrdersVO();merchantOrdersVO.setMerchantOrderId(orderId);merchantOrdersVO.setMerchantUserId(userId);merchantOrdersVO.setAmount(realPayAmount + postAmount);merchantOrdersVO.setPayMethod(payMethod);// 5. 構建自定義訂單voOrderVO orderVO = new OrderVO();orderVO.setOrderId(orderId);orderVO.setMerchantOrdersVO(merchantOrdersVO);return orderVO; } /*** 根據用戶id和地址id，查詢具體的用戶地址對象信息* @param userId* @param addressId* @return*/ public UserAddress queryUserAddres(String userId, String addressId); @Transactional(propagation = Propagation.SUPPORTS) @Override public UserAddress queryUserAddres(String userId, String addressId) {UserAddress singleAddress = new UserAddress();singleAddress.setId(addressId);singleAddress.setUserId(userId);return userAddressMapper.selectOne(singleAddress); }

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