/*

    BEEM is a videoconference application on the Android Platform.

    Copyright (C) 2009 by Frederic-Charles Barthelery,

                          Jean-Manuel Da Silva,

                          Nikita Kozlov,

                          Philippe Lago,

                          Jean Baptiste Vergely,

                          Vincent Veronis.

    This file is part of BEEM.

    BEEM 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 3 of the License, or

    (at your option) any later version.

    BEEM 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 BEEM.  If not, see <http://www.gnu.org/licenses/>.

    Please send bug reports with examples or suggestions to

    contact@beem-project.com or http://dev.beem-project.com/

    Epitech, hereby disclaims all copyright interest in the program "Beem"

    written by Frederic-Charles Barthelery,

               Jean-Manuel Da Silva,

               Nikita Kozlov,

               Philippe Lago,

               Jean Baptiste Vergely,

               Vincent Veronis.

    Nicolas Sadirac, November 26, 2009

    President of Epitech.

    Flavien Astraud, November 26, 2009

    Head of the EIP Laboratory.

package com.beem.project.beem.ui;

import java.util.ArrayList;

import java.util.List;

import android.app.ListActivity;

import android.content.ComponentName;

import android.content.Intent;

import android.content.IntentFilter;

import android.content.ServiceConnection;

import android.os.Bundle;

import android.os.IBinder;

import android.os.RemoteException;

import android.view.KeyEvent;

import android.view.View;

import android.view.View.OnKeyListener;

import android.widget.AdapterView;

import android.widget.ArrayAdapter;

import android.widget.CheckedTextView;

import android.widget.ListView;

import android.widget.TextView;

import android.widget.AdapterView.OnItemClickListener;

import com.beem.project.beem.BeemService;

import com.beem.project.beem.R;

import com.beem.project.beem.service.Contact;

import com.beem.project.beem.service.aidl.IRoster;

import com.beem.project.beem.service.aidl.IXmppFacade;

import com.beem.project.beem.utils.BeemBroadcastReceiver;

/**

 * That activity permit to manage user groups.

 * @author nikita

 */

public class GroupList extends ListActivity {

    private static final Intent SERVICE_INTENT = new Intent();

    private final ServiceConnection mServConn = new BeemServiceConnection();

    private IXmppFacade mXmppFacade;

    private IRoster mRoster;

    private String mJID;

    private ArrayAdapter<String> mGroups;

    private Contact mContact;

    private TextView mText;

    private final List<String> mStrings = new ArrayList<String>();

    static {

	SERVICE_INTENT.setComponent(new ComponentName("com.beem.project.beem", "com.beem.project.beem.BeemService"));

    }

    /**

     * Constructor.

     */

    public GroupList() {

    }

     * @see android.app.Activity#onCreate(android.os.Bundle)

     */

    @Override

    public void onCreate(Bundle savedInstanceState) {

	super.onCreate(savedInstanceState);

	setContentView(R.layout.group_list);

	mContact = getIntent().getParcelableExtra("contact");

	mJID = mContact.getJID();

	final ListView listView = getListView();

	listView.setItemsCanFocus(false);

	listView.setChoiceMode(ListView.CHOICE_MODE_MULTIPLE);

	listView.setOnItemClickListener(new GroupOnItemClickListener());

	mText = (TextView) findViewById(R.id.GroupListText);

	mText.setOnKeyListener(new GroupListOnKeyListener());

	this.registerReceiver(mReceiver, new IntentFilter(BeemBroadcastReceiver.BEEM_CONNECTION_CLOSED));

    }

    /**

     * {@inheritDoc}

     */

    @Override

    protected void onResume() {

	super.onResume();

	bindService(new Intent(this, BeemService.class), mServConn, BIND_AUTO_CREATE);

    }

    /**

     * {@inheritDoc}

     */

    @Override

    protected void onPause() {

	super.onPause();

	unbindService(mServConn);

    }

     * @see android.app.Activity#onDestroy()

     */

    @Override

    protected void onDestroy() {

	super.onDestroy();

	this.unregisterReceiver(mReceiver);

    }

    /**

     * init activity list adapter.

     */

    private void setAdapter() {

	try {

	    for (String group : mRoster.getGroupsNames()) {

		mStrings.add(group);

	    }

	    mGroups = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_multiple_choice, mStrings);

	    setListAdapter(mGroups);

	    mContact = mRoster.getContact(mJID);

	    for (String group : mContact.getGroups()) {

		getListView().setItemChecked(mGroups.getPosition(group), true);

	    }

	} catch (RemoteException e) {

	    e.printStackTrace();

	}

    }

    /**

     * Event when group is added.

     */

    private class GroupListOnKeyListener implements OnKeyListener {

	/**

	 * Constructor.

	 */

	public GroupListOnKeyListener() {

	}

	@Override

	public boolean onKey(View v, int keyCode, KeyEvent event) {

	    boolean result = false;

	    if (event.getAction() == KeyEvent.ACTION_DOWN) {

		switch (keyCode) {

		    case KeyEvent.KEYCODE_DPAD_CENTER:

		    case KeyEvent.KEYCODE_ENTER:

			if (mText.getText().length() == 0)

			    return false;

			String groupname = mText.getText().toString();

			mGroups.add(groupname);

			mText.setText(null);

			result = true;

			break;

		    default:

			result = false;

		}

	    }

	    return result;

	}

    }

    /**

     * Event click on list group contact.

     */

    private class GroupOnItemClickListener implements OnItemClickListener {

	/**

	 * Constructor.

	 */

	public GroupOnItemClickListener() {

	}

	@Override

	public void onItemClick(AdapterView<?> arg0, View v, int arg2, long arg3) {

	    CheckedTextView textView = (CheckedTextView) v;

	    if (!textView.isChecked()) {

		try {

		    mRoster.addContactToGroup(textView.getText().toString(), mJID);

		} catch (RemoteException e) {

		    e.printStackTrace();

		}

	    } else {

		try {

		    mRoster.removeContactFromGroup(textView.getText().toString(), mJID);

		} catch (RemoteException e) {

		    e.printStackTrace();

		}

	    }

	}

    }

    /**

     * The ServiceConnection used to connect to the Beem service.

     */

    private class BeemServiceConnection implements ServiceConnection {

	/**

	 * Constructor.

	 */

	public BeemServiceConnection() {

	}

	@Override

	public void onServiceConnected(ComponentName name, IBinder service) {

	    mXmppFacade = IXmppFacade.Stub.asInterface(service);

	    try {

		mRoster = mXmppFacade.getRoster();

		setAdapter();

	    } catch (RemoteException e) {

		e.printStackTrace();

	    }

	}

	@Override

	public void onServiceDisconnected(ComponentName name) {

	    mXmppFacade = null;

	    mRoster = null;

	}

    }

}