/*
 * Hedgewars for Android. An Android port of Hedgewars, a free turn based strategy game
 * Copyright (C) 2012 Simeon Maxein <smaxein@googlemail.com>
 *
 * This program 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.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

package org.hedgewars.hedgeroid;

import org.hedgewars.hedgeroid.NetplayStateFragment.NetplayStateListener;
import org.hedgewars.hedgeroid.netplay.Netplay;
import org.hedgewars.hedgeroid.netplay.Netplay.State;
import org.hedgewars.hedgeroid.util.TextInputDialog;
import org.hedgewars.hedgeroid.util.TextInputDialog.TextInputDialogListener;
import org.hedgewars.hedgeroid.util.UiUtils;

import android.content.Intent;
import android.os.Bundle;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.FragmentTransaction;
import android.view.Menu;
import android.view.MenuItem;
import android.widget.LinearLayout;
import android.widget.TabHost;

/**
 * Activity for the server lobby of a hedgewars server. Allows you to chat, join
 * and create rooms and interact with a list of players.
 * 
 * Most of the functionality is handled by various fragments.
 */
public class LobbyActivity extends FragmentActivity implements TextInputDialogListener, NetplayStateListener {
	private static final int DIALOG_CREATE_ROOM = 0;
	
    private TabHost tabHost;
    private Netplay netplay;
    
    @Override
    protected void onCreate(Bundle icicle) {
        super.onCreate(icicle);
        
        setContentView(R.layout.activity_lobby);
        ChatFragment chatFragment = (ChatFragment)getSupportFragmentManager().findFragmentById(R.id.chatFragment);
        chatFragment.setInRoom(false);
        
        FragmentTransaction trans = getSupportFragmentManager().beginTransaction();
        trans.add(new NetplayStateFragment(), "netplayFragment");
        trans.commit();
        
        netplay = Netplay.getAppInstance(getApplicationContext());
        
        // Set up a tabbed UI for medium and small screens
        tabHost = (TabHost)findViewById(android.R.id.tabhost);
        if(tabHost != null) {
	        tabHost.setup();
	        tabHost.getTabWidget().setOrientation(LinearLayout.VERTICAL);

	        tabHost.addTab(tabHost.newTabSpec("rooms").setIndicator(UiUtils.createVerticalTabIndicator(tabHost, R.string.lobby_tab_rooms, R.drawable.roomlist_ingame)).setContent(R.id.roomListFragment));
	        tabHost.addTab(tabHost.newTabSpec("chat").setIndicator(UiUtils.createVerticalTabIndicator(tabHost, R.string.lobby_tab_chat, R.drawable.edit)).setContent(R.id.chatFragment));
	        tabHost.addTab(tabHost.newTabSpec("players").setIndicator(UiUtils.createVerticalTabIndicator(tabHost, R.string.lobby_tab_players, R.drawable.human)).setContent(R.id.playerListFragment));
	
	        if (icicle != null) {
	            tabHost.setCurrentTabByTag(icicle.getString("currentTab"));
	        }
        }
    }
    
	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		super.onCreateOptionsMenu(menu);
		getMenuInflater().inflate(R.menu.lobby_options, menu);
		return true;
	}
	
	@Override
	public boolean onOptionsItemSelected(MenuItem item) {
		switch(item.getItemId()) {
		case R.id.room_create:
	        TextInputDialog dialog = new TextInputDialog(DIALOG_CREATE_ROOM, R.string.dialog_create_room_title, 0, R.string.dialog_create_room_hint);
	        dialog.show(getSupportFragmentManager(), "create_room_dialog");
			return true;
		case R.id.disconnect:
			netplay.disconnect();
			return true;
		default:
			return super.onOptionsItemSelected(item);
		}
	}
	
	@Override
	public void onBackPressed() {
		netplay.disconnect();
	}
	
    @Override
    protected void onSaveInstanceState(Bundle icicle) {
        super.onSaveInstanceState(icicle);
        if(tabHost != null) {
        	icicle.putString("currentTab", tabHost.getCurrentTabTag());
        }
    }
    
    public void onTextInputDialogSubmitted(int dialogId, String text) {
    	if(text != null && text.length()>0) {
    		netplay.sendCreateRoom(text);
    	}
    }
    
    public void onTextInputDialogCancelled(int dialogId) {
    }
    
    public void onNetplayStateChanged(State newState) {
    	switch(newState) {
    	case CONNECTING:
    	case NOT_CONNECTED:
    		finish();
    		break;
    	case ROOM:
    		startActivity(new Intent(getApplicationContext(), NetRoomActivity.class));
    		break;
    	case LOBBY:
    		// Do nothing
    		break;
		default:
			throw new IllegalStateException("Unknown connection state: "+newState);
    	}
    }
}