/*
 * 				Firetweet - Twitter client for Android
 * 
 *  Copyright (C) 2012-2014 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 org.getlantern.firetweet.preference;

import android.content.ContentResolver;
import android.content.Context;
import android.net.Uri;
import android.preference.Preference.OnPreferenceClickListener;
import android.util.AttributeSet;

import org.getlantern.firetweet.Constants;
import org.getlantern.firetweet.provider.FiretweetDataStore.CachedStatuses;
import org.getlantern.firetweet.provider.FiretweetDataStore.Notifications;
import org.getlantern.firetweet.provider.FiretweetDataStore.SavedSearches;
import org.getlantern.firetweet.provider.FiretweetDataStore.UnreadCounts;

import static org.getlantern.firetweet.provider.FiretweetDataStore.CACHE_URIS;
import static org.getlantern.firetweet.provider.FiretweetDataStore.DIRECT_MESSAGES_URIS;
import static org.getlantern.firetweet.provider.FiretweetDataStore.STATUSES_URIS;

public class ClearDatabasesPreference extends AsyncTaskPreference implements Constants, OnPreferenceClickListener {

    public ClearDatabasesPreference(final Context context) {
        this(context, null);
    }

    public ClearDatabasesPreference(final Context context, final AttributeSet attrs) {
        this(context, attrs, android.R.attr.preferenceStyle);
    }

    public ClearDatabasesPreference(final Context context, final AttributeSet attrs, final int defStyle) {
        super(context, attrs, defStyle);
    }

    @Override
    protected void doInBackground() {
        final Context context = getContext();
        if (context == null) return;
        final ContentResolver resolver = context.getContentResolver();
        for (final Uri uri : STATUSES_URIS) {
            if (CachedStatuses.CONTENT_URI.equals(uri)) {
                continue;
            }
            resolver.delete(uri, null, null);
        }
        for (final Uri uri : DIRECT_MESSAGES_URIS) {
            resolver.delete(uri, null, null);
        }
        for (final Uri uri : CACHE_URIS) {
            resolver.delete(uri, null, null);
        }
        resolver.delete(Notifications.CONTENT_URI, null, null);
        resolver.delete(UnreadCounts.CONTENT_URI, null, null);
        resolver.delete(SavedSearches.CONTENT_URI, null, null);
    }

}