/**
 * Copyright (C) 2013 - 2015 the enviroCar community
 *
 * This file is part of the enviroCar app.
 *
 * The enviroCar app 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.
 *
 * The enviroCar app 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 the enviroCar app. If not, see http://www.gnu.org/licenses/.
 */
package org.envirocar.remote.dao;

import org.envirocar.core.dao.AbstractCacheDAO;
import org.envirocar.core.dao.AnnouncementDAO;
import org.envirocar.core.entity.Announcement;
import org.envirocar.core.exception.DataRetrievalFailureException;
import org.envirocar.core.exception.NotConnectedException;

import java.io.IOException;
import java.util.List;

import javax.inject.Inject;

import rx.Observable;

/**
 * TODO JavaDoc
 *
 * @author dewall
 */
public class CacheAnnouncementsDAO extends AbstractCacheDAO implements AnnouncementDAO {
    public static final String CACHE_FILE_NAME = "announcements";

    @Inject
    public CacheAnnouncementsDAO() {}

    @Override
    public List<Announcement> getAllAnnouncements() throws DataRetrievalFailureException,
            NotConnectedException {
        return null;
    }

    @Override
    public Observable<List<Announcement>> getAllAnnouncementsObservable() {
        return null;
    }

    @Override
    public void saveAnnouncements(List<Announcement> announcements) throws NotConnectedException,
            IOException {

    }


    //    @Override
    //    public List<Announcement> getAllAnnouncements() throws DataRetrievalFailureException {
    //        Gson gson = new GsonBuilder()
    //                .registerTypeAdapter(Announcement.class, new AnnouncementSerializer())
    //                .create();
    //        try {
    //            return gson.fromJson(readCache(CACHE_FILE_NAME),
    //                    new TypeToken<List<Announcement>>() {
    //                    }.getType());
    //        } catch (IOException e) {
    //            throw new DataRetrievalFailureException(e);
    //        }
    //    }
    //
    //    @Override
    //    public Observable<List<Announcement>> getAllAnnouncementsObservable() {
    //        return Observable.create(new Observable.OnSubscribe<List<Announcement>>() {
    //            @Override
    //            public void call(Subscriber<? super List<Announcement>> subscriber) {
    //                try {
    //                    List<Announcement> announcements = getAllAnnouncements();
    //                    subscriber.onNext(announcements);
    //                    subscriber.onCompleted();
    //                } catch (DataRetrievalFailureException e) {
    //                    subscriber.onError(e);
    //                }
    //            }
    //        });
    //    }
    //
    //    @Override
    //    public void saveAnnouncements(List<Announcement> announcements) throws
    // NotConnectedException,
    //            IOException {
    //        storeCache(CACHE_FILE_NAME, GSON.toJson(announcements, new TypeToken<List<Announcement>>() {
    //        }.getType()));
    //    }
}