/**
 ** MainController.java
 ** All requests here first,
 ** forward onto specialised servlets.
 ** @author Jack Wootton
 **/

import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;

public class MainController extends HttpServlet
{
    private ServletContext context;
    
    public void init(ServletConfig config) throws ServletException
    {
        super.init(config);
        context = getServletContext();
    }
    
    public void doPost (HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException
    {
        RequestDispatcher dispatcher = null;
        String strType = request.getParameter("txtAction");
		String strPath =  request.getContextPath() + "/";

        if (strType.equals(context.getInitParameter("ACTION_CODE_LOGIN")))
        {
            dispatcher = request.getRequestDispatcher("LoginController");
            dispatcher.forward(request, response);
        }
        else if (strType.equals(context.getInitParameter("ACTION_CODE_LOGOUT")))
        {
            dispatcher = request.getRequestDispatcher("LoginController");
            dispatcher.forward(request, response);
        }
        else if (strType.equals(context.getInitParameter("ACTION_CODE_REGISTER")))
        {
            dispatcher = request.getRequestDispatcher("RegisterController");
            dispatcher.forward(request, response);
        }
        else if (strType.equals(context.getInitParameter("ACTION_CODE_VIEW_THREADS")))
        {
            dispatcher = request.getRequestDispatcher("ThreadController");
            dispatcher.forward(request, response);
        }
        else if (strType.equals(context.getInitParameter("ACTION_CODE_VIEW_MESSAGE")))
        {
            dispatcher = request.getRequestDispatcher("ThreadController");
            dispatcher.forward(request, response);
        }
        else if (strType.equals(context.getInitParameter("ACTION_CODE_REPLY")))
        {
            dispatcher = request.getRequestDispatcher("MessageController");
            dispatcher.forward(request, response);
        }
        else if (strType.equals(context.getInitParameter("ACTION_CODE_NEW_THREAD")))
        {
            dispatcher = request.getRequestDispatcher(strPath + "ThreadController");
            dispatcher.forward(request, response);
        }
        else if (strType.equals(context.getInitParameter("ACTION_CODE_EDIT_MESSAGE")))
        {
            dispatcher = request.getRequestDispatcher("MessageController");
            dispatcher.forward(request, response);
        }
        else if (strType.equals(context.getInitParameter("ACTION_CODE_SAVE_EDIT")))
        {
            dispatcher = request.getRequestDispatcher("MessageController");
            dispatcher.forward(request, response);
        }
        else if (strType.equals(context.getInitParameter("ACTION_CODE_REMOVE_THREAD")))
        {
            dispatcher = request.getRequestDispatcher("ThreadController");
            dispatcher.forward(request, response);
        }
        else if (strType.equals(context.getInitParameter("ACTION_CODE_REMOVE_MSG")))
        {
            dispatcher = request.getRequestDispatcher("MessageController");
            dispatcher.forward(request, response);
        }
        else if (strType.equals(context.getInitParameter("ACTION_CODE_CUSTOM_STYLE")))
        {
            dispatcher = request.getRequestDispatcher("CustomiseController");
            dispatcher.forward(request, response);
        }
        else if (strType.equals(context.getInitParameter("ACTION_CODE_SAVE_STYLE")))
        {
            dispatcher = request.getRequestDispatcher("CustomiseController");
            dispatcher.forward(request, response);
        }
		else if (strType.equals(context.getInitParameter("ACTION_CODE_CUSTOM_TITLE")))
        {
            dispatcher = request.getRequestDispatcher("CustomiseController");
            dispatcher.forward(request, response);
        }
		else if (strType.equals(context.getInitParameter("ACTION_CODE_SAVE_TITLE")))
        {
            dispatcher = request.getRequestDispatcher("CustomiseController");
            dispatcher.forward(request, response);
        }
    }
    
    public void doGet (HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException
    {
        doPost(request, response);
    }
}