<?php
/**
 * ProductCategory
 */
namespace XBSAppBundleEntity;

use GedmoMappingAnnotation as Gedmo;
use DoctrineORMMapping as ORM;
use SymfonyComponentValidatorConstraints as Assert;

/**
 * ProductCategory
 * @ORMEntity(repositoryClass="AppBundleRepositoryProductCategoryRepository")
 * @GedmoTree(type="nested")
 * ...
 */
class ProductCategory
{

    /**
     * @ORMId
     * @ORMColumn(name="id", type="integer")
     * @ORMGeneratedValue(strategy="AUTO")
     */
    protected $id;

    /**
     * @ORMManyToOne(targetEntity="AppBundleEntityProduct", inversedBy="productCategories")
     * @AssertNotNull()
     */
    protected $product;

    /**
     * @GedmoTreeParent
     * @ORMManyToOne(targetEntity="AppBundleEntityCategory", inversedBy="productCategories")
     * @AssertNotNull()
     */
    protected $category;

    /**
     * @GedmoTreeParent
     * @ORMManyToOne(targetEntity="AppBundleEntityCategory", inversedBy="children" )
     * @ORMJoinColumn(name="parent_id", referencedColumnName="id", onDelete="CASCADE")
     */
    protected $parent;

    /**
     * @ORMOneToMany(targetEntity="AppBundleEntityCategory", mappedBy="parent")
     * @ORMOrderBy({"lft" = "ASC"})
     */
    protected $children;

    /**
     * Get id
     *
     * @return integer
     */
    public function getId()
    {
        return $this->id;
    }

    /**
     * setProduct
     *
     * @param null $product
     * @return $this
     */
    public function setProduct($product = null)
    {
        $this->product = $product;

        return $this;
    }


    /**
     * getProduct
     * @return mixed
     */
    public function getProduct()
    {
        return $this->product;
    }

    /**
     * setCategory
     *
     * @param null $category
     * @return $this
     */
    public function setCategory($category = null)
    {
        $this->category = $category;

        return $this;
    }

    /**
     * getCategory
     * @return mixed
     */
    public function getCategory()
    {
        return $this->category;
    }

    /**
     *  @return String empty
     */
    public function __toString(){
        return '';
    }
}