<?php

namespace PSX\Model\SchemaOrg;

/**
 * @Description("A technical article - Example: How-to (task) topics, step-by-step, procedural troubleshooting, specifications, etc.")
 */
class TechArticle extends Article implements \JsonSerializable
{
    /** @var string|null */
    protected $dependencies;

    /** @var string|null */
    protected $proficiencyLevel;

    /**
     * @param string|null $dependencies
     */
    public function setDependencies(?string $dependencies): void
    {
        $this->dependencies = $dependencies;
    }

    /**
     * @return string|null
     */
    public function getDependencies(): ?string
    {
        return $this->dependencies;
    }

    /**
     * @param string|null $proficiencyLevel
     */
    public function setProficiencyLevel(?string $proficiencyLevel): void
    {
        $this->proficiencyLevel = $proficiencyLevel;
    }

    /**
     * @return string|null
     */
    public function getProficiencyLevel(): ?string
    {
        return $this->proficiencyLevel;
    }

    public function jsonSerialize()
    {
        return (object) array_merge((array) parent::jsonSerialize(), array_filter(array('dependencies' => $this->dependencies, 'proficiencyLevel' => $this->proficiencyLevel), static function ($value) : bool {
            return $value !== null;
        }));
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----OTMzNzUzNzI1MDA5NDI0IDQzMzk0MzY3MTAxMTA5OTEgNzQ4NzI2NzY5NDU1Mzk3Mg==