/*
 * Tint Browser for Android
 * 
 * Copyright (C) 2012 - to infinity and beyond J. Devauchelle and contributors.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * version 3 as published by the Free Software Foundation.
 *
 * 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.
 */

package com.seal.ui.preferences;

import android.app.Activity;
import android.app.AlarmManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
import android.os.Bundle;
import android.preference.PreferenceCategory;
import android.preference.PreferenceFragment;
import android.preference.PreferenceManager;

import com.seal.R;
import com.seal.ui.managers.UIFactory;
import com.seal.utils.ApplicationUtils;
import com.seal.utils.Constants;

public class GeneralPreferencesFragment extends PreferenceFragment {

	private OnSharedPreferenceChangeListener mListener;

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);

		addPreferencesFromResource(R.xml.preferences_general_settings);

		PreferenceCategory oldPhoneUIcategory = (PreferenceCategory) findPreference("PREFERENCE_CATEGORY_OLD_PHONE_UI");
		PreferenceCategory newPhoneUIcategory = (PreferenceCategory) findPreference("PREFERENCE_CATEGORY_NEW_PHONE_UI");
		PreferenceCategory tabletUIcategory = (PreferenceCategory) findPreference("PREFERENCE_CATEGORY_TABLET_UI");

		switch (UIFactory.getUIType(getActivity())) {
		case PHONE:
			getPreferenceScreen().removePreference(oldPhoneUIcategory);
			getPreferenceScreen().removePreference(tabletUIcategory);
			break;

		case LEGACY_PHONE:
			getPreferenceScreen().removePreference(newPhoneUIcategory);
			getPreferenceScreen().removePreference(tabletUIcategory);
			break;

		case TABLET:
			getPreferenceScreen().removePreference(newPhoneUIcategory);
			getPreferenceScreen().removePreference(oldPhoneUIcategory);
			break;
		}

		mListener = new OnSharedPreferenceChangeListener() {

			@Override
			public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
				if (Constants.PREFERENCE_UI_TYPE.equals(key)) {
					askForRestart();
				}
			}
		};

		PreferenceManager.getDefaultSharedPreferences(getActivity()).registerOnSharedPreferenceChangeListener(mListener);
	}

	@Override
	public void onDestroy() {
		PreferenceManager.getDefaultSharedPreferences(getActivity()).unregisterOnSharedPreferenceChangeListener(mListener);
		super.onDestroy();
	}

	private void askForRestart() {
		ApplicationUtils.showYesNoDialog(getActivity(), android.R.drawable.ic_dialog_alert, R.string.RestartDialogTitle, R.string.RestartDialogMessage,
				new DialogInterface.OnClickListener() {

					@Override
					public void onClick(DialogInterface dialog, int which) {
						Activity activity = getActivity();

						PendingIntent intent = PendingIntent.getActivity(activity.getBaseContext(), 0, new Intent(activity.getIntent()), activity.getIntent()
								.getFlags());
						AlarmManager mgr = (AlarmManager) activity.getSystemService(Context.ALARM_SERVICE);
						mgr.set(AlarmManager.RTC, System.currentTimeMillis() + 2000, intent);
						System.exit(2);
					}
				});
	}

}