package net.curisit.securis.db;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Set;

import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.JoinTable;
import javax.persistence.ManyToMany;
import javax.persistence.ManyToOne;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.OneToMany;
import javax.persistence.Table;

import org.codehaus.jackson.annotate.JsonAutoDetect;
import org.codehaus.jackson.annotate.JsonIgnore;
import org.codehaus.jackson.annotate.JsonProperty;
import org.codehaus.jackson.map.annotate.JsonSerialize;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Entity implementation class for Entity: organization
 * 
 */
@JsonAutoDetect
@JsonSerialize(include = JsonSerialize.Inclusion.NON_NULL)
@Entity
@Table(name = "organization")
@NamedQueries(
	{ @NamedQuery(name = "list-organizations", query = "SELECT o FROM Organization o"), @NamedQuery(name = "find-children-org", query = "SELECT o FROM Organization o where o.parentOrganization = :parentOrganization") })
public class Organization implements Serializable {

	@SuppressWarnings("unused")
	private static final Logger log = LoggerFactory.getLogger(Organization.class);

	private static final long serialVersionUID = 1L;

	@Id
	@GeneratedValue
	private int id;

	private String code;
	private String name;
	private String description;

	@Column(name = "creation_timestamp")
	private Date creationTimestamp;

	@JsonIgnore
	// We don't include the users to limit the size of each row a the listing
	@ManyToMany(cascade = CascadeType.REMOVE)
	@JoinTable(name = "user_organization", //
	joinColumns =
		{ @JoinColumn(name = "organization_id", referencedColumnName = "id") }, //
	inverseJoinColumns =
		{ @JoinColumn(name = "username", referencedColumnName = "username") })
	private List<User> users;

	@JsonIgnore
	// We don't include the users to limit the size of each row a the listing
	@ManyToOne
	@JoinColumn(name = "org_parent_id")
	private Organization parentOrganization;

	@JsonIgnore
	// We don't include the users to limit the size of each row a the listing
	@OneToMany(mappedBy = "parentOrganization")
	private Set<Organization> childOrganizations;

	public int getId() {
		return id;
	}

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

	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}

	public String getDescription() {
		return description;
	}

	public void setDescription(String description) {
		this.description = description;
	}

	public String getCode() {
		return code;
	}

	public void setCode(String code) {
		this.code = code;
	}

	public Date getCreationTimestamp() {
		return creationTimestamp;
	}

	public void setCreationTimestamp(Date creationTimestamp) {
		this.creationTimestamp = creationTimestamp;
	}

	public List<User> getUsers() {
		return users;
	}

	public void setUsers(List<User> users) {
		this.users = users;
	}

	public Organization getParentOrganization() {
		return parentOrganization;
	}

	public void setParentOrganization(Organization parentOrganization) {
		this.parentOrganization = parentOrganization;
	}

	// Roberto: Following methods are necessary to include in the REST list response
	// information about the referenced entities.
	@JsonProperty("org_parent_id")
	public void setParentOrgId(Integer orgId) {
		parentOrganization = new Organization();
		parentOrganization.setId(orgId);
	}

	@JsonProperty("org_parent_id")
	public Integer getParentOrgId() {
		return parentOrganization == null ? null : parentOrganization.getId();
	}

	@JsonProperty("org_parent_name")
	public String getParentOrgName() {
		return parentOrganization == null ? null : parentOrganization.getName();
	}

	@JsonProperty("users_ids")
	public void setUsersIds(List<String> usersIds) {
		users = new ArrayList<>();
		for (String userid : usersIds) {
			User u = new User();
			u.setUsername(userid);
			users.add(u);
		}
	}

	@JsonProperty("users_ids")
	public List<String> getUsersIds() {
		if (users == null)
			return null;
		List<String> ids = new ArrayList<>();
		for (User user : users) {
			ids.add(user.getUsername());
		}
		return ids;
	}

	public Set<Organization> getChildOrganizations() {
		return childOrganizations;
	}

	public void setChildOrganizations(Set<Organization> childOrganizations) {
		this.childOrganizations = childOrganizations;
	}

}