/* Copyright 2003 Sun Microsystems, Inc. All rights reserved.
 
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 - Redistributions of source code must retain the above copyright
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 - Redistribution in binary form must reproduce the above copyright
   notice, this list of conditions and the following disclaimer in
   the documentation and/or other materials provided with the
   distribution.
 
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 contributors may be used to endorse or promote products derived
 from this software without specific prior written permission.
 
 This software is provided "AS IS," without a warranty of any
 kind. ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND
 WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY
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 $Id: CartFlowHandler.java,v 1.5 2003/07/11 22:55:19 gmurray Exp $ */

package com.sun.j2ee.blueprints.adventure.web.handlers;

import java.io.*;
import java.util.*;


// J2EE imports 
import javax.servlet.http.HttpServletRequest;

// WAF imports
import com.sun.j2ee.blueprints.waf.controller.web.*;

//adventure imports
import com.sun.j2ee.blueprints.adventure.web.*;

/**
 * This class forwards the application to the correct page following a
 * package action.
 *
*/
public class CartFlowHandler implements FlowHandler {

    public void doStart(HttpServletRequest request){
    }
    
    public String processFlow(HttpServletRequest request) 
        throws FlowHandlerException {

        String actionType= (String)request.getParameter("target_action");
        if (actionType == null) return "CART";
        // based on the target action that was processed forward
        // to the necessary screen
        if (actionType.equals("select_package")) {
            return "PACKAGE_OPTIONS";
        } else if (actionType.equals("set_package_options")) {
            return "SELECT_TRANSPORT";
        } else if (actionType.equals("update_package_options")) {
            return "CART";
        } else if (actionType.equals("update_activities")) {
            return "CART-ACTIVITIES";
         } else if (actionType.equals("purchase_activities")) {
            return "CART-ACTIVITIES";
        } else if (actionType.equals("update_lodging_room_count")) {
            return "CART-LODGING";
        } else if (actionType.equals("purchase_lodging")) {
            return "CART-LODGING";
        } else if (actionType.equals("cancel_return_flight")) {
            return "CART_TRANSPORT";
        } else if (actionType.equals("cancel_departure_flight")) {
            return "CART_TRANSPORT";
         } else if (actionType.equals("purchase_transportation")) {
            return "CART_TRANSPORT";
        } else if (actionType.equals("no_transportation")) {
            return "CART";
        } else if (actionType.equals("purchase_activity")) {
            return "CART-ACTIVITIES";        
        } else if (actionType.equals("cancel")) {
            return "CANCEL";        
        } else {
            return "CART"; 
        }
    }
    
    
    public void doEnd(HttpServletRequest request) {
    }

}