Source of file DisplayEntity.php

<?php

namespace NextDom\Model\Entity\Parents;

use NextDom\Helpers\Utils;

trait DisplayEntity

{

    abstract public function updateChangeState($oldValue, $newValue);

    /**

     * @var string

     *

     * @ORM\Column(name="display", type="text", length=65535, nullable=true)

     */

    protected $display;

    /**

     * Get display information by key

     *

     * @param string $key Name of the information

     * @param mixed $default Value of this information

     *

     * @return mixed Value of the asked information or $default

     */

    public function getDisplay(string $key = '', $default = '')

    {

        return Utils::getJsonAttr($this->display, $key, $default);

    }

    /**

     * Set display information by key

     *

     * @param string $key Name of the information

     * @param mixed $value value of this information

     *

     * @return $this

     */

    public function setDisplay(string $key, $value)

    {

        $display = Utils::setJsonAttr($this->display, $key, $value);

        $this->updateChangeState($this->display, $display);

        $this->display = $display;

        return $this;

    }

}