<?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:----Nzg2OTIwMjM5Nzc1ODIzNyAyNzcyODcyOTg5ODgyOTA2IDc1NTM4NTkwODc5Mjg5MTQ=