content: /*
   * Solo - A small and beautiful blogging system written in Java.
   * Copyright (c) 2010-present, b3log.org
   *
   * Solo is licensed under Mulan PSL v2.
   * You can use this software according to the terms and conditions of the Mulan PSL v2.
   * You may obtain a copy of Mulan PSL v2 at:
   *         http://license.coscl.org.cn/MulanPSL2
   * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
   * See the Mulan PSL v2 for more details.
   */
  package org.b3log.solo.repository;
  
  import org.apache.logging.log4j.Level;
  import org.apache.logging.log4j.LogManager;
  import org.apache.logging.log4j.Logger;
  import org.b3log.latke.Keys;
  import org.b3log.latke.ioc.BeanManager;
  import org.b3log.latke.repository.*;
  import org.b3log.latke.repository.annotation.Repository;
  import org.b3log.solo.model.ArchiveDate;
  import org.b3log.solo.model.Article;
  import org.json.JSONObject;
  
  import java.util.List;
  
  /**
   * Archive date-Article repository.
   *
   * @author <a href="http://88250.b3log.org">Liang Ding</a>
   * @version 1.1.0.1, Oct 14, 2019
   * @since 0.3.1
   */
  @Repository
  public class ArchiveDateArticleRepository extends AbstractRepository {
  
      /**
       * Logger.
       */
      private static final Logger LOGGER = LogManager.getLogger(ArchiveDateArticleRepository.class);
  
      /**
       * Public constructor.
       */
      public ArchiveDateArticleRepository() {
          super((ArchiveDate.ARCHIVE_DATE + "_" + Article.ARTICLE).toLowerCase());
      }
  
      /**
       * Gets published article count of an archive date specified by the given archive data id.
       *
       * @param archiveDateId the given archive date id
       * @return published article count, returns {@code -1} if occurred an exception
       */
      public int getPublishedArticleCount(final String archiveDateId) {
          try {
              final BeanManager beanManager = BeanManager.getInstance();
              final ArticleRepository articleRepository = beanManager.getReference(ArticleRepository.class);
              final ArchiveDateArticleRepository archiveDateArticleRepository = beanManager.getReference(ArchiveDateArticleRepository.class);
  
              final StringBuilder queryCount = new StringBuilder("SELECT count(DISTINCT(article.oId)) as C FROM ");
              final StringBuilder queryStr = new StringBuilder(articleRepository.getName() + " AS article,").
                      append(archiveDateArticleRepository.getName() + " AS archive_article").
                      append(" WHERE article.oId=archive_article.article_oId ").
                      append(" AND article.articleStatus=").append(Article.ARTICLE_STATUS_C_PUBLISHED).
                      append(" AND ").append("archive_article.archiveDate_oId=").append(archiveDateId);
              final List<JSONObject> articlesCountResult = select(queryCount.append(queryStr.toString()).toString());
              return articlesCountResult == null ? 0 : articlesCountResult.get(0).optInt("C");
          } catch (final Exception e) {
              LOGGER.log(Level.ERROR, "Gets archivedate [" + archiveDateId + "]'s published article count failed", e);
  
              return -1;
          }
      }
  
      /**
       * Gets an archive date-article relations by the specified article id.
       *
       * @param articleId the specified article id
       * @return for example
       * <pre>
       * {
       *     "archiveDate_oId": "",
       *     "article_oId": articleId
       * }, returns {@code null} if not found
       * </pre>
       * @throws RepositoryException repository exception
       */
      public JSONObject getByArticleId(final String articleId) throws RepositoryException {
          final Query query = new Query().setFilter(new PropertyFilter(Article.ARTICLE + "_" + Keys.OBJECT_ID, FilterOperator.EQUAL, articleId));
          return getFirst(query);
      }
  }
  