/*
	Copyright Jim Brain and Brain Innovations, 2005.

	This file is part of QLinkServer.

	QLinkServer is free software; you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation; either version 2 of the License, or
	(at your option) any later version.

	QLinkServer is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with QLinkServer; if not, write to the Free Software
	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

	@author Jim Brain
	Created on Jul 23, 2005
	
 */
package org.jbrain.qlink.state;

import java.io.IOException;
import java.text.DecimalFormat;
import java.util.List;

import org.apache.log4j.Logger;
import org.jbrain.qlink.*;
import org.jbrain.qlink.cmd.action.*;
import org.jbrain.qlink.dialog.*;
import org.jbrain.qlink.user.QHandle;
import org.jbrain.qlink.user.UserManager;


public class AddUserNameState extends AbstractAccountState {
	private static Logger _log=Logger.getLogger(AddUserNameState.class);
	public static final int PHASE_INITIAL=1;
	private static EntryDialog _addAccountDialog;

	private DialogCallBack _addAccountCallBack = new DialogCallBack() {
		/* (non-Javadoc)
		 * @see org.jbrain.qlink.state.DialogCallBack#handleResponse(org.jbrain.qlink.dialog.AbstractDialog, org.jbrain.qlink.cmd.action.Action)
		 */
		public boolean handleResponse(AbstractDialog d, Action a) throws IOException {
			int id;
			String text;
			QHandle handle;
		
			_log.debug("We received " + a.getName() + " from entry dialog");
			if (a instanceof ZA) {
				text = ((ZA) a).getResponse();
				text=text.trim();
				if(validateNewAccount((EntryDialog)d, text)) {
					handle=new QHandle(text);
					// passed the checks, add account.
					id=addScreenName(_session.getUserID(),handle);
					if(id>-1) {
		        		DecimalFormat format=new DecimalFormat("0000000000");
		        		String sAccount=format.format(id);
						_session
							.send(((EntryDialog) d)
								.getSuccessResponse("Creating user name '"
									+ handle
									+ "'."));
						// adding name.
						_log.debug("Adding new account to disk");
						_session.send(new InitDataSend(0,0,0));
						_session.send(new FileText("User name '" + handle + "' successfully created.",false));
						_session.send(new FileText("",false));
						_session.send(new FileText("          <PRESS F5 FOR MENU>",true));
						//_session.send(new AddAccountInSlot(_iSlot));
						_session.send(new AddSubAccount(sAccount, handle.toString()));
						_session.setState(_intState);
						return true;
					} else {
						_session
							.send(((EntryDialog) d)
								.getErrorResponse("We're sorry, but '"
									+ handle
									+ "' is already in use.  Please select another name."));
					}
				}
			} else if(a instanceof DialogCancel) {
				_session.send(new InitDataSend(0,0,0));
				_session.send(new FileText("Create User Name action cancelled.",false));
				_session.send(new FileText("",false));
				_session.send(new FileText("          <PRESS F5 FOR MENU>",true));
				_session.setState(_intState);
			}
			return false;
		}
	};

	private QState _intState;

	static {
		// define a static dialog for this.
		_log.debug("Defining ADDNAME dialog");
		_addAccountDialog=new EntryDialog("ADDNAME", EntryDialog.TYPE_MENU, EntryDialog.FORMAT_NONE);
		_addAccountDialog.addText("Please choose a screen name and type it in.  Your screen name must contain at least 3 non-space characters and can be up to 10 characters in length.\n\n  Press F5 to cancel operation.");
	}
	
	public AddUserNameState(QSession session) {
		super(session,PHASE_INITIAL);
	}
	
	public void activate() throws IOException {
		List l=UserManager.getSubAccountsforUser(_session.getUserID());
		
		if(l.size()<5) {
			_intState=_session.getState();
			super.activate();
	    	EntryDialogState state=new EntryDialogState(_session,_addAccountDialog,_addAccountCallBack);
	    	state.activate();
		} else {
			_session.send(new InitDataSend(0,0,0));
			_session.send(new FileText("You have created the maximum number of user names (5).  Please delete an unused screen name and try again.",false));
			_session.send(new FileText("",false));
			_session.send(new FileText("            <PRESS F5 FOR MENU>",true));
		}
	}

	public boolean execute(Action a) throws IOException {
		QState state;
		boolean rc=false;
		
        // handle global stuff here
        switch(getPhase()) {
        	case PHASE_INITIAL:
        		break;
        }
        if(!rc)
        	rc=super.execute(a);
        return rc;
	}
}