/* 
   * Copyright (C) 2003-2015 eXo Platform SAS.
   *
   * This program is free software: you can redistribute it and/or modify
   * it under the terms of the GNU Lesser 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 Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public License
  * along with this program. If not, see http://www.gnu.org/licenses/ .
  */
  package org.exoplatform.commons.search.domain;
  
  import org.exoplatform.commons.api.persistence.ExoEntity;
  
  import javax.persistence.*;
  import java.io.Serializable;
  import java.util.Date;
  
  /**
   * Created by The eXo Platform SAS
   * Author : Thibault Clement
   * tclement@exoplatform.com
   * 7/22/15
   */
  @Entity
  @ExoEntity
  @Table(name = "ES_INDEXING_QUEUE")
  @NamedQueries({
      @NamedQuery(name = "IndexingOperation.deleteAllIndexingOperationsHavingIdLessThanOrEqual",
          query = "DELETE FROM IndexingOperation q WHERE q.id <= :id"),
      @NamedQuery(name = "IndexingOperation.deleteAllByEntityType",
          query = "DELETE FROM IndexingOperation q WHERE q.entityType = :entityType"),
      @NamedQuery(name = "IndexingOperation.findAll",
          query = "SELECT q FROM IndexingOperation q ORDER BY q.id")
  })
  public class IndexingOperation implements Serializable {
  
    @Id
    @SequenceGenerator(name="SEQ_ES_INDEXING_QUEUE_ID", sequenceName="SEQ_ES_INDEXING_QUEUE_ID")
    @GeneratedValue(strategy=GenerationType.AUTO, generator="SEQ_ES_INDEXING_QUEUE_ID")
    @Column(name = "OPERATION_ID")
    private Long id;
  
    @Column(name = "ENTITY_TYPE")
    private String entityType;
  
    @Column(name = "ENTITY_ID")
    private String entityId;
  
    @Column(name = "OPERATION_TYPE")
    private String operation;
  
    //The timestamp is managed by the DB and cannot be set or get
    //It's only use for querying timestamp based indexing operations
    @Temporal(TemporalType.TIMESTAMP)
    @Column(name = "OPERATION_TIMESTAMP", insertable = false, updatable = false)
    private Date timestamp;
  
    public IndexingOperation() {
    }
  
    public IndexingOperation(String entityId, String entityType, OperationType operation) {
      this.entityId = entityId;
      this.entityType = entityType;
      this.setOperation(operation);
    }
  
    public Long getId() {
      return id;
    }
  
    public void setId(Long id) {
      this.id = id;
    }
  
    public String getEntityId() {
      return entityId;
    }
  
    public void setEntityId(String entityId) {
      this.entityId = entityId;
    }
  
    public String getEntityType() {
      return entityType;
    }
  
    public void setEntityType(String entityType) {
      this.entityType = entityType;
    }
  
    public OperationType getOperation() {
      return this.operation==null?null:OperationType.getById(this.operation);
   }
 
   public void setOperation(OperationType operation) {
     this.operation = operation==null?null:operation.getOperationId();
   }
 
   @Override
   public boolean equals(Object o) {
     if (this == o) return true;
     if (o == null || getClass() != o.getClass()) return false;
 
     IndexingOperation that = (IndexingOperation) o;
 
     if (entityId != null ? !entityId.equals(that.entityId) : that.entityId != null) return false;
     if (entityType != null ? !entityType.equals(that.entityType) : that.entityType != null) return false;
     if (id != null ? !id.equals(that.id) : that.id != null) return false;
     if (operation != null ? !operation.equals(that.operation) : that.operation != null) return false;
 
     return true;
   }
 
   @Override
   public int hashCode() {
     int result = id != null ? id.hashCode() : 0;
     result = 31 * result + (entityType != null ? entityType.hashCode() : 0);
     result = 31 * result + (entityId != null ? entityId.hashCode() : 0);
     result = 31 * result + (operation != null ? operation.hashCode() : 0);
     return result;
   }
 }