GenericEntityAssistant.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2020 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * 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.
 *
 * 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 <http://www.gnu.org/licenses/>.
 */
 
package org.turro.assistant;
 
import java.util.Collections;
import java.util.EnumSet;
import java.util.List;
import org.turro.action.Contacts;
import org.turro.annotation.ExternalAssistant;
import org.turro.elephant.db.ElephantPU;
import org.turro.elephant.db.WhereClause;
import org.turro.elephant.entities.db.EntityParticipation;
import org.turro.elephant.security.IUser;
import org.turro.entities.Entities;
import org.turro.jpa.Dao;
import org.turro.participation.ParticipationReason;
import org.turro.path.Path;
import org.turro.plugin.contacts.IContact;
 
@ExternalAssistant
public class GenericEntityAssistant implements IAssistant {
 
  @Override
  public void add(Object entity, boolean deep, AssistantSet assistants, Object data) {
    if(entity instanceof String) {
      addFromEntityPath((String) entity, deep, assistants, data);
    } else {
      addFromEntity(entity, deep, assistants, data);
    }
  }
 
  @Override
  public void addFromEntityPath(String entityPath, boolean deep, AssistantSet assistants, Object data) {
    Dao dao = new ElephantPU();
    WhereClause wc = new WhereClause();
    wc.addClause("select ep from EntityParticipation ep");
    wc.addClause("where ep.entityPath = :entityPath");
    wc.addNamedValue("entityPath", entityPath);
    wc.addClause("and ep.reason in (:reasons)");
    wc.addNamedValue("reasons", EnumSet.of(ParticipationReason.REASON_FOLLOW, ParticipationReason.REASON_PARTICIPATE));
    dao.getResultList(EntityParticipation.class, wc).stream().forEach((ea) -> {
      Path path = new Path(ea.getParticipatorPath());
      if("contact".equals(path.getRoot())) {
        IContact contact = Contacts.getContactById(path.getNode(1));
        if(contact != null && contact.isWebUser()) {
          assistants.add(new Assistant(contact.getName(), contact.getConnector(IUser.CONNECTOR_EMAIL), contact, null));
        }
      }
    });
  }
  
  @Override
  public void addFromEntity(Object entity, boolean deep, AssistantSet assistants, Object data) {
    String entityPath = Entities.getController(entity).getPath();
    addFromEntityPath(entityPath, deep, assistants, data);
  }
 
  @Override
  public void addFromEntityPathData(String entityPath, AssistantSet assistants, Object data) {
  }
 
  @Override
  public void addFromEntityData(Object entity, AssistantSet assistants, Object data) {
  }
 
  @Override
  public List<String> getParticiped(IContact contact) {
    return Collections.EMPTY_LIST;
  }
 
}