# SocialGalleryMedia.java

    /*
     * Copyright (C) 2000 - 2024 Silverpeas
     *
     * This program is free software: you can redistribute it and/or modify it under the terms of the
     * GNU Affero General Public License as published by the Free Software Foundation, either version 3
     * of the License, or (at your option) any later version.
     *
     * As a special exception to the terms and conditions of version 3.0 of the GPL, you may
     * redistribute this Program in connection with Free/Libre Open Source Software ("FLOSS")
     * applications as described in Silverpeas's FLOSS exception. You should have received a copy of the
     * text describing the FLOSS exception, and it is also available here:
     * "http://www.silverpeas.org/docs/core/legal/floss_exception.html"
     *
     * 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
     * Affero General Public License for more details.
     *
     * You should have received a copy of the GNU Affero General Public License along with this program.
     * If not, see <https://www.gnu.org/licenses/>.
     */
    package org.silverpeas.components.gallery.socialnetwork;

    import org.silverpeas.components.gallery.service.GalleryService;
    import org.silverpeas.core.admin.component.model.ComponentInstLight;
    import org.silverpeas.core.admin.service.OrganizationControllerProvider;
    import org.silverpeas.core.annotation.Provider;
    import org.silverpeas.core.date.period.Period;
    import org.silverpeas.core.socialnetwork.model.SocialInformation;
    import org.silverpeas.core.socialnetwork.provider.SocialMediaProvider;
    import org.silverpeas.core.util.ServiceProvider;

    import java.util.ArrayList;
    import java.util.Date;
    import java.util.List;

    /**
     * It represents the social events of galleries
     *
     * @author bourakbi
     * @see SocialInformation
     * @see SocialInformationGallery
     */
    @Provider
    public class SocialGalleryMedia implements SocialMediaProvider {

      protected SocialGalleryMedia() {
      }

      /**
       * get the social information of the specified user between the specified period of time.
       * @param userId the user identifier.
       * @param begin the date at which starts the period.
       * @param end the date at which ends the period.
       * @return a list of social information
       */
      @Override
      public List<SocialInformation> getSocialInformationList(String userId, Date begin, Date end) {
        return getGalleryService().getAllMediaByUserId(userId, Period.from(begin, end));
      }

      /**
       * get the social information of the specified contacts of the specified user between the
       * specified period of time.
       * @param userId the user identifier.
       * @param myContactsIds the identifiers of the contacts.
       * @param begin the date at which starts the period.
       * @param end the date at which ends the period.
       * @return a list of social information
       */
      @Override
      public List<SocialInformation> getSocialInformationListOfMyContacts(String userId,
          List<String> myContactsIds, Date begin, Date end) {
        List<SocialInformation> listSocialInfo = new ArrayList<>();
        List<String> listComponents = this.getListAvailable(userId);
        if (!listComponents.isEmpty()) {
          listSocialInfo = getGalleryService()
              .getSocialInformationListOfMyContacts(myContactsIds, listComponents,
                  Period.from(begin, end));
        }
        return listSocialInfo;
      }

      private GalleryService getGalleryService() {
        return ServiceProvider.getService(GalleryService.class);
      }

      /**
       * gets the available component for a given users list
       * @param userId the user identifier
       * @return List<String>
       */
      private List<String> getListAvailable(String userId) {
        List<ComponentInstLight> availableList = OrganizationControllerProvider.
            getOrganisationController().getAvailComponentInstLights(userId, "gallery");
        List<String> idsList = new ArrayList<>(availableList.size());
        for (ComponentInstLight comp : availableList) {
          idsList.add(comp.getId());
        }
        return idsList;
      }
    }