/*
 *				Tweetings - Twitter client for Android
 * 
 * Copyright (C) 2012-2013 RBD Solutions Limited <apps@tweetings.net>
 * Copyright (C) 2012 Mariotaku Lee <mariotaku.lee@gmail.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 3 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, see <http://www.gnu.org/licenses/>.
 */

package com.dwdesign.tweetings.fragment;

import com.dwdesign.actionbarcompat.ActionBarFragmentActivity;
import com.dwdesign.tweetings.Constants;
import com.dwdesign.tweetings.activity.BaseActivity;
import com.dwdesign.tweetings.app.TweetingsApplication;
import com.dwdesign.tweetings.util.ServiceInterface;

import android.app.Activity;
import android.content.BroadcastReceiver;
import android.content.ContentResolver;
import android.content.IntentFilter;
import android.content.SharedPreferences;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentActivity;

public class BaseFragment extends Fragment implements Constants {

	public ActionBarFragmentActivity getActionBarActivity() {
		final Activity activity = getActivity();
		if (activity instanceof ActionBarFragmentActivity) return (ActionBarFragmentActivity) activity;
		return null;
	}

	public TweetingsApplication getApplication() {
		final Activity activity = getActivity();
		if (activity != null) return (TweetingsApplication) activity.getApplication();
		return null;
	}

	public ContentResolver getContentResolver() {
		final Activity activity = getActivity();
		if (activity != null) return activity.getContentResolver();
		return null;
	}
	
	public ServiceInterface getServiceInterface() {
		return getApplication().getServiceInterface();
	}

	public SharedPreferences getSharedPreferences(final String name, final int mode) {
		final Activity activity = getActivity();
		if (activity != null) return activity.getSharedPreferences(name, mode);
		return null;
	}

	public Object getSystemService(final String name) {
		final Activity activity = getActivity();
		if (activity != null) return activity.getSystemService(name);
		return null;
	}
	
	public void invalidateOptionsMenu() {
		final FragmentActivity activity = getActivity();
		if (activity == null) return;
		if (activity instanceof BaseActivity) {
			((BaseActivity) activity).invalidateSupportOptionsMenu();
		} else {
			activity.supportInvalidateOptionsMenu();
		}
	}

	public void registerReceiver(final BroadcastReceiver receiver, final IntentFilter filter) {
		final Activity activity = getActivity();
		if (activity == null) return;
		activity.registerReceiver(receiver, filter);
	}

	public void setProgressBarIndeterminateVisibility(final boolean visible) {
		final Activity activity = getActivity();
		if (activity instanceof BaseActivity) {
			((BaseActivity) activity).setSupportProgressBarIndeterminateVisibility(visible);
		}
	}

	public void unregisterReceiver(final BroadcastReceiver receiver) {
		final Activity activity = getActivity();
		if (activity == null) return;
		activity.unregisterReceiver(receiver);
	}
}