package com.alexnevsky.hotel.commands.customer;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.log4j.Logger;
import com.alexnevsky.hotel.commands.ICommand;
import com.alexnevsky.hotel.controller.Controller;
import com.alexnevsky.hotel.dao.AbstractDAOFactory;
import com.alexnevsky.hotel.dao.OrderDAO;
import com.alexnevsky.hotel.dao.exception.DAOException;
import com.alexnevsky.hotel.manager.AttributesManager;
import com.alexnevsky.hotel.manager.ConfigurationManager;
import com.alexnevsky.hotel.manager.MessageManager;
import com.alexnevsky.hotel.model.Customer;
import com.alexnevsky.hotel.model.Order;
import com.alexnevsky.hotel.model.enums.OrderStatusEnum;
/**
* This customer's command cancels the customer's order with given id.
*
* @version 1.0 22.05.2011
* @author Alex Nevsky
*/
public class CancelMyOrderCommand implements ICommand {
static {
logger = Logger.getLogger(CancelMyOrderCommand.class);
}
private static Logger logger;
/**
* Updates order's status and redirects customer to the main page.
*/
@Override
public String execute(HttpServletRequest request, HttpServletResponse response) {
String page = null;
Long orderId = Long.valueOf(request.getParameter(AttributesManager.PARAM_NAME_ORDER_ID));
logger.info("Customer '" + request.getSession().getAttribute(AttributesManager.PARAM_NAME_LOGIN)
+ "'. Execute " + this.toString() + ". RemoteAddr: " + request.getRemoteAddr());
try {
AbstractDAOFactory daoFactory = Controller.getDAOFactory();
OrderDAO orderDAO = daoFactory.getOrderDAO();
Customer customer = (Customer) request.getSession().getAttribute(AttributesManager.ATTRIBUTE_CUSTOMER);
Order order = null;
order = orderDAO.find(orderId);
if (customer.getId().compareTo(order.getCustomerId()) == 0
&& OrderStatusEnum.UNCHECKED.equals(order.getOrderStatus())) {
orderDAO.update(OrderStatusEnum.CANCELLED, orderId);
logger.info("Customer '" + request.getSession().getAttribute(AttributesManager.PARAM_NAME_LOGIN)
+ "'. Change order status to '" + OrderStatusEnum.CANCELLED + "' for '" + order + "'"
+ ". RemoteAddr: " + request.getRemoteAddr());
} else {
logger.warn("Customer '" + request.getSession().getAttribute(AttributesManager.PARAM_NAME_LOGIN)
+ "'. Trying to cancel not own order '" + orderId + "'" + ". RemoteAddr: "
+ request.getRemoteAddr());
request.setAttribute(AttributesManager.ATTRIBUTE_ERROR_MESSAGE,
MessageManager.PERMISSION_EXCEPTION_ERROR_MESSAGE);
page = ConfigurationManager.getInstance().getProperty(ConfigurationManager.ERROR_PAGE_PATH);
return page;
}
request.setAttribute(AttributesManager.ATTRIBUTE_RESULT, MessageManager.RESULT_CANCEL_ORDER_MESSAGE);
} catch (DAOException ex) {
logger.error(ex, ex);
request.setAttribute(AttributesManager.ATTRIBUTE_ERROR_MESSAGE, MessageManager.DAO_EXCEPTION_ERROR_MESSAGE);
page = ConfigurationManager.getInstance().getProperty(ConfigurationManager.ERROR_PAGE_PATH);
return page;
}
page = ConfigurationManager.getInstance().getProperty(ConfigurationManager.MAIN_PAGE_PATH);
return page;
}
@Override
public String toString() {
return "CancellMyOrderCommand{" + '}';
}
}