import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.http.*;
import java.util.*;
import org.w3c.dom.Document;
import com.facebook.api.*;
import com.facebook.api.*;

public class MainPageServlet extends AbstractFacebookServlet implements
javax.servlet.Servlet {
	protected void doGet(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {

		FacebookJsonRestClient facebook = getAuthenticatedFacebookClient(request,
				response);

		String page = request.getParameter("page");
		String user = request.getParameter("fb_sig_user"); 
		String newFacebook =  request.getParameter("fb_sig_in_new_facebook");

		
		PrintWriter servletOutput;  // output of servlet. HTML or FBML out
		String loginPage = "http://www.facebook.com/login.php?api_key="+FB_API_KEY+"&v=1.0&canvas=true";
	
		servletOutput = response.getWriter(); // response is sent to ServletOutput
		response.setContentType( "text/html" );
		
	
		if (facebook==null){
			if (newFacebook.equals("1")){
				loginPage = "http://www.new.facebook.com/login.php?api_key="+FB_API_KEY+"&v=1.0&canvas=true";
			}
			//String loginPage = "http://www.facebook.com/login.php?api_key="+"bd5896c1ffe7ebd69e07bbd720d357ba"+"&v=1.0&canvas=true";
			servletOutput.println("<fb:redirect url=" + loginPage + "/>");
		}else{
			Long userLong = new Long(user);

		if (facebook != null) {

				List<ProfileInfoField> profileList = new ArrayList<ProfileInfoField>();
				ProfileFieldItem  javaPagesItem = new ProfileFieldItem("Java Pages", "http://apps.new.facebook.com/javapages/");
				ProfileInfoField pif = new ProfileInfoField ("Test");
				pif.addItem(javaPagesItem);
				profileList.add(pif);

				
				
				try {
	
					/*					
					facebook.profile_setInfo(
					        userLong,
	                        "Java Pages",
	                        true,
	                        profileList
	                 );

*/
				
					
					
					if (page==null){
						request.getRequestDispatcher("/main_page.jsp").forward(request,
								response);
					}
					else if (page.equals("add")){
						
						
							facebook.profile_setFBML("my app", null, userLong);
							request.getRequestDispatcher("/added.jsp").forward(request,
									response);
						}
					else if (page.equals("invite")){
							request.getRequestDispatcher("/invite.jsp").forward(request,
									response);
						}
					else if (page.equals("Editor")){
						request.getRequestDispatcher("/Editor.jsp").forward(request,
								response);
					}
					else if (page.equals("EditorResult")){
						request.getRequestDispatcher("/EditorResult.jsp").forward(request,
								response);
					}
					else if (page.equals("main_tab")){
						request.getRequestDispatcher("/main_tab_page.jsp").forward(request,
								response);
					}					
					
					
					else if (page.equals("setProfile")){
							String profileString = request.getParameter("profileString");
							if (profileString== null){		
								request.getRequestDispatcher("/setprofile.jsp").forward(request,
										response);	
							}else{
								
								//facebook.profile_setFBML(profileString, null,userLong);
								facebook.profile_setFBML( userLong, profileString, null,null, "test");
								//$result = $facebook->api_client->profile_setFBML(null, $user, $fbml, null, null , $fbml);
								//$facebook->api_client->profile_setFBML(NULL, 128009, 'profile', 'profile_action', 'mobile_profile', 'profile_main');
								
																
								request.getRequestDispatcher("/setprofilesuccess.jsp").forward(request,
										response);
							}
						}
						else if (page.equals("sendNotification")){
							String notificationString = request.getParameter("notificationString");
							if (notificationString== null){		
								request.getRequestDispatcher("/sendNotification.jsp").forward(request,
										response);	
							}else{
								facebook.notifications_send(notificationString); 
								request.getRequestDispatcher("/sendNotificationSuccess.jsp").forward(request,
										response);
							} //String not null
						}// page is send Notification

						else if (page.equals("MockAjax")){
							String mockFbmlText = request.getParameter("mockfbmltext");
							if (mockFbmlText== null){		
								request.getRequestDispatcher("/MockAjax.jsp").forward(request,
										response);	
							}else{
								request.getRequestDispatcher("/MockAjaxSuccess.jsp").forward(request,
										response);
							} //String not null
						}// page is MockAJax

					
						else if (page.equals("minifeed")){
							String minifeedString = request.getParameter("minifeedString");
							if (minifeedString== null){		
								request.getRequestDispatcher("/minifeed.jsp").forward(request,
										response);	
							}else{
								String appUrl = new String("<a href=\"http://apps.facebook.com/javapages/\">Java Pages</a>");
								String title = " said: " + minifeedString + " using " + appUrl;
								String body = "Make Java development in Facebook easier by example";
								//TemplatizedAction action = new TemplatizedAction("{actor} said: " + minifeedString + " using " + appUrl);
								//action.setBodyGeneral("Make Java development in Facebook easier by example");                                    
								//facebook.feed_PublishTemplatizedAction(action);
								
								boolean storyPublished;
								storyPublished = facebook.feed_publishActionOfUser(title, body);
								if (storyPublished){
								request.getRequestDispatcher("/minifeedSuccess.jsp").forward(request,
										response);
								}else{
									request.setAttribute("ErrorMsg", storyPublished + " Permission Error publishing story");
									
									request.getRequestDispatcher("/error.jsp").forward(request,
											response);
									
								}
							} //String not null
						}// page is send minifeed				
						else {	
							request.getRequestDispatcher("/main_page.jsp").forward(request,
									response);			// new facebook auth takes us here
						}

				} catch (FacebookException e) {
					request.setAttribute("ErrorMsg", e.toString());
					
					request.getRequestDispatcher("/error.jsp").forward(request,
							response);
				}
			}
		}
		
		
	}

	protected void doPost(HttpServletRequest request,
			HttpServletResponse response) throws ServletException, IOException {
		doGet(request, response);
	}

	/*
	 * This method obtains some basic Facebook profile
	 * information from the logged in user who is
	 * accessing our application in the current HTTP request.
	 */

}