com.logAnything.tvShows.service.TVShowServiceImpl.java Source code

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Here is the source code for com.logAnything.tvShows.service.TVShowServiceImpl.java

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package com.logAnything.tvShows.service;

import com.logAnything.tvShows.Episode;
import com.logAnything.tvShows.TVShow;
import static com.logAnything.tvShows.TvShowResponseCodes.SHOW_EXISTS;
import com.logAnything.tvShows.dao.EpisodesDao;
import com.logAnything.tvShows.dao.TVInfoDao;
import java.util.List;
import javax.annotation.Resource;
import org.springframework.stereotype.Component;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.TransactionDefinition;
import org.springframework.transaction.TransactionStatus;
import org.springframework.transaction.support.DefaultTransactionDefinition;

/**
 *
 * @author robin
 */
@Component("TVShowServiceImpl")
public class TVShowServiceImpl implements TVShowService {

    @Resource(name = "TVInfoDaoImpl")
    private TVInfoDao tvInfoDao;

    @Resource(name = "EpisodesDaoImpl")
    private EpisodesDao episodesDao;

    @Resource(name = "transactionManager")
    protected PlatformTransactionManager transactionManager;

    @Override
    public int createNewShow(TVShow tvShow) {
        TransactionDefinition def = new DefaultTransactionDefinition();
        TransactionStatus status = transactionManager.getTransaction(def);
        int responseCode = 0;

        //check if show title already exists.
        if (showExists(tvShow.getTitle())) {
            return SHOW_EXISTS;
        }

        try {
            //This might cause data integrity issues, but in single user instance it should not be a problem.
            int newTvId = tvInfoDao.getNextId();
            tvShow.setId(newTvId);
            tvInfoDao.createNewShow(tvShow);
            Episode episode = createEpisode(tvShow);
            episodesDao.createNewEpisode(episode);
            transactionManager.commit(status);
        } catch (Exception ex) {
            responseCode = -1;
            transactionManager.rollback(status);
        }
        return responseCode;
    }

    //currently show search should be an exact match otherwise it will not detect it exists.
    private boolean showExists(String title) {
        List allShows = tvInfoDao.getShowsByTitle(title);
        return !allShows.isEmpty();
    }

    private Episode createEpisode(TVShow tvShow) {
        Episode episode = new Episode(tvShow.getId(), tvShow.getLatestEpisode(), tvShow.getDownloadDate());

        return episode;
    }

    @Override
    public int createNewEpisode(Episode episode) {
        episodesDao.createNewEpisode(episode);
        return 0;
    }

    @Override
    public List getAllShows() {
        List allShows = tvInfoDao.getAllShows();
        /* In the future, I might want to pull all episodes and display it individually just in case I missed an episode. 
        For now, just pull the latest episode in a single SQL */
        //      Map allShowEpisodes = episodesDao.getAllEpisodes;
        return allShows;
    }

    @Override
    public List getShowsByTitle(String title) {
        return tvInfoDao.getShowsByTitle(title);
    }

    @Override
    public TVShow getShowById(String tvId) {
        return tvInfoDao.getShowById(tvId);
    }

    @Override
    public List getTodayShows() {
        return tvInfoDao.getTodayShows();
    }

    @Override
    public List getShowsByDayOfWeek(String dayOfWeek) {
        return tvInfoDao.getShowsByDayOfWeek(dayOfWeek);
    }

}