@Entity
@Table(name = "pets") // note : using JPQL not native SQL named queries
public class Pet implements Serializable{ 
	
	/**
	 * 
	 */
	private static final long serialVersionUID = -5176917370330952845L;
	@Id
	@GeneratedValue(strategy=GenerationType.AUTO)	
	private Integer id;
	@Column(name="name")
	private String name;
	
	@Column(name="photo")
	@OneToMany(targetEntity=Photo.class)
	private List<String>photoUrls = new ArrayList<>();
	private String petImage;
	

	private List<Tag>tags = new ArrayList<>();
	@Enumerated(EnumType.STRING)
	private Status status;
	
	

	public Pet() {}
	
	public  Pet(String name,  List<String>urls, List<Tag>tags, Status status) {
		this.name = name;
		this.photoUrls = urls;
		this.tags = tags;
		this.status = status;
	}
	
	@ManyToOne
	@JoinColumn(name = "category_id")
	private Category category;

	@ManyToOne
	@JoinColumn(name = "userNaeme")
	private User user;

	//LinkedHashSet - O(1) 
	private Set<Order> orders = new LinkedHashSet<>(); //// to check need to maintain insertionOrder?
	
	public Category getCategory() {
		return category;
	}

	public void setCategory(Category category) {
		this.category = category;
	}

	public Integer getId() {
		return id;
	}

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

	public List<String> getPhotoUrls() {
		return photoUrls;
	}

	public void setPhotoUrls(List<String> photoUrls) {
		this.photoUrls = photoUrls;
	}
	
	public String getPetImage() {
		return petImage;
	}


	public List<Tag> getTags() {
		return tags;
	}

	public void setTags(List<Tag> tags) {
		this.tags = tags;
	}

	

	public void setOrders(Set<Order> orders) {
		this.orders = orders;
	}
	
	
	public User getUser() {
		return this.user;
	}
	
	public void setUser(User user) {
		this.user = user;
	}
	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}
	
	
	
	protected Set<Order> getOrdersInternal() {
		if (this.orders == null) {
			this.orders = new HashSet<>();
		}
		return this.orders;
	}

	public void setOrdersInternal(Collection<Order> orders) {
		this.orders = new LinkedHashSet<>(orders);
	}

	public List<Order> getOrders() {
		List<Order> sortedOrders = new ArrayList<>(getOrdersInternal());
		PropertyComparator.sort(sortedOrders, new MutableSortDefinition("date", false, false));
		return Collections.unmodifiableList(sortedOrders);
	}
	
	public void addOrder(Order order) {
		getOrdersInternal().add(order);
		order.setId(this.getId());
	}

	public Status getStatus() {
		return status;
	}

	public void setStatus(Status status) {
		this.status = status;
	}

	public byte[] setPetImage(byte[] bytes) {
		// TODO Auto-generated method stub
		return bytes;
	}

	}