package org.mpi.openmind.repository.bo;

import java.util.Date;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.PrePersist;
import javax.persistence.PreUpdate;
import javax.persistence.Table;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;

import cl.maps.duplex.DuplexKey;


/**
 * 
 * This class is used to generate automatically view pages.
 * 
 * possible values for term:
 * WITNESS|source:is_part_of|CODEX:identifier
 * 
 * @author jurzua
 */
@Entity
@Table(name="viewer_attribute")
public class ViewerAttribute  implements Cloneable, Comparable<ViewerAttribute>{

	public static Integer SHOW_ALWAYS = 0;
	public static Integer SHOW_WITH_CONTENT = 1;
	public static Integer HIDE = 2;
	
	public static String ALIGN_LEFT = "left";
	public static String ALIGN_RIGHT = "right";
	public static String ALIGN_CENTER = "center";
	
	public static Integer CONTENT_TEXT = 0;
	public static Integer CONTENT_DATE = 1;
	
	@Override
    public Object clone() throws CloneNotSupportedException {
        return super.clone();
    }
	
    @Id
    @GeneratedValue(strategy = GenerationType.AUTO)
    @Column(name="id")
    private Long id;
	
	@Column(name="page", columnDefinition="varchar(255)")
	private Long page;
	
	@Column(name="label", columnDefinition="varchar(255)")
	private String label;
	
	@Column(name="display_mode")
	private Integer displayMode = SHOW_WITH_CONTENT;
	
	@Column(name="text_align")
	private String textAlign = ALIGN_RIGHT;
	
	@Column(name="query", columnDefinition="varchar(255)")
	private String query;
	
	@Column(name="position")
	private Integer index;
	
	@Column(name="user")
	private String user;
	
	@Column(name="content_type")
	private Integer contentType;
	
	
	@Temporal(TemporalType.TIMESTAMP)
	@Column(name="created")
	private Date created;
	
	@Temporal(TemporalType.TIMESTAMP)
	@Column(name="updated")
	private Date updated;
	
	public boolean isPersistent(){
		return (this.id != null);
	}
	
	public DuplexKey<Long, Long> getKey(){
		return new DuplexKey<Long, Long>(this.page, this.id);
	}
	
    @PrePersist
    protected void onCreate() {
    	updated = created = new Date();
    }

    @PreUpdate
    protected void onUpdate() {
    	updated = new Date();
    }

	public Long getPage() {
		return page;
	}

	public void setPage(Long page) {
		this.page = page;
	}

	public String getLabel() {
		return label;
	}

	public void setLabel(String label) {
		this.label = label;
	}

	public Integer getDisplayMode() {
		return displayMode;
	}

	public void setDisplayMode(Integer displayMode) {
		this.displayMode = displayMode;
	}	

	public String getQuery() {
		return query;
	}

	public void setQuery(String query) {
		this.query = query;
	}

	public Integer getIndex() {
		return index;
	}

	public void setIndex(Integer index) {
		this.index = index;
	}

	public Long getId() {
		return id;
	}

	public void setId(Long id) {
		this.id = id;
	}

	public String getUser() {
		return user;
	}

	public void setUser(String user) {
		this.user = user;
	}

	public int compareTo(ViewerAttribute o) { 
		return this.index - o.index; 
	}
	
	public Date getCreated() {
		return created;
	}

	public void setCreated(Date created) {
		this.created = created;
	}

	public Date getUpdated() {
		return updated;
	}

	public void setUpdated(Date updated) {
		this.updated = updated;
	}

	public String getTextAlign() {
		return textAlign;
	}

	public void setTextAlign(String textAlign) {
		this.textAlign = textAlign;
	}

	public Integer getContentType() {
		return contentType;
	}

	public void setContentType(Integer contentType) {
		this.contentType = contentType;
	}
}