コード例 #1
0
  @SuppressWarnings("unchecked")
  @ResponseBody
  @RequestMapping(value = "/order/addItem.ajax", method = RequestMethod.POST)
  public ResponseEntity<byte[]> addToOrder(
      HttpServletRequest request, @RequestParam(value = "body") String body) throws Exception {

    if (LOGGER.isDebugEnabled()) {
      LOGGER.debug("Adding to order: " + body);
    }

    Map<String, Object> model = new HashMap<String, Object>();

    try {
      // Extract request parameters
      Map<String, Object> params = (Map<String, Object>) jsonUtils.deserialize(body);
      String restaurantId = (String) params.get("restaurantId");
      String itemId = (String) params.get("itemId");
      String itemType = (String) params.get("itemType");
      String itemSubType = (String) params.get("itemSubType");
      List<String> additionalItems = (List<String>) params.get("additionalItems");
      Integer quantity = Integer.valueOf(params.get("quantity").toString());

      // Get the restaurant object
      Restaurant restaurant = restaurantRepository.findByRestaurantId(restaurantId);
      MenuItem menuItem = restaurant.getMenuItem(itemId);

      // Build new order item
      OrderItem orderItem = new OrderItem();
      orderItem.setMenuItemNumber(menuItem.getNumber());
      orderItem.setMenuItemId(itemId);
      orderItem.setMenuItemTitle(menuItem.getTitle());
      orderItem.setMenuItemTypeName(itemType);
      orderItem.setMenuItemSubTypeName(itemSubType);
      orderItem.setAdditionalItems(additionalItems);
      orderItem.setQuantity(quantity);

      // Work out the cost of any additional Items
      double additionalItemCost = 0d;
      for (String additionalItemName : additionalItems) {
        if (StringUtils.hasText(itemType)) {
          MenuItemTypeCost menuItemTypeCost = menuItem.getMenuItemTypeCost(itemType);
          additionalItemCost +=
              menuItemTypeCost.getAdditionalItemCost() == null
                  ? 0d
                  : menuItemTypeCost.getAdditionalItemCost();
        } else if (menuItem.getAdditionalItemCost() != null) {
          additionalItemCost += menuItem.getAdditionalItemCost();
        } else {
          MenuItemAdditionalItemChoice additionalItemChoice =
              menuItem.getMenuItemAdditionalItemChoice(additionalItemName);
          additionalItemCost +=
              additionalItemChoice.getCost() == null ? 0d : additionalItemChoice.getCost();
        }
      }

      // Build the cost of the item
      if (StringUtils.hasText(itemType)) {
        MenuItemTypeCost menuItemTypeCost = menuItem.getMenuItemTypeCost(itemType);
        orderItem.setCost(menuItemTypeCost.getCost() + additionalItemCost);
      } else if (StringUtils.hasText(itemSubType)) {
        MenuItemSubType menuItemSubType = menuItem.getMenuItemSubType(itemSubType);
        orderItem.setCost(menuItemSubType.getCost() + additionalItemCost);
      } else {
        orderItem.setCost(menuItem.getCost() + additionalItemCost);
      }

      // Get the order out of the session
      HttpSession session = request.getSession(true);
      String orderId = (String) session.getAttribute("orderid");
      Order order;
      if (orderId == null) {
        order = buildAndRegister(session, restaurantId);
      } else {
        order = orderRepository.findByOrderId(orderId);
        if (order == null) {
          order = buildAndRegister(session, restaurantId);
        } else if (!restaurantId.equals(order.getRestaurantId())) {
          order.setRestaurant(restaurant);
          order.getOrderItems().clear();
          order.getOrderDiscounts().clear();
        }
      }

      // Add new order item to order and update
      order.addOrderItem(orderItem);
      order = orderRepository.saveOrder(order);

      // Update can checkout status of order
      session.setAttribute("cancheckout", order.getCanCheckout());

      // Update order restaurant id session attribute if any items present
      if (order.getOrderItems().size() > 0) {
        session.setAttribute("orderrestaurantid", order.getRestaurantId());
        session.setAttribute("orderrestauranturl", order.getRestaurant().getUrl());
      } else {
        session.removeAttribute("orderrestaurantid");
        session.removeAttribute("orderrestauranturl");
      }

      // Return success
      model.put("success", true);
      model.put("order", order);
    } catch (Exception ex) {
      LOGGER.error("", ex);
      model.put("success", false);
      model.put("message", ex.getMessage());
    }
    return buildOrderResponse(model);
  }