laravel-package-forms/src/Attributes/RequiredAttribute.php

<?php

namespace Artmark\Forms\Attributes;

/**
 * Description of RequiredAttribute
 *
 * @author Andrey Pokidov <pokidov@e-traffic.ru>
 */
trait RequiredAttribute
{
    /**
     *
     * @var boolean
     */
    private $required = false;
    
    /**
     * Is the field required
     * @return boolean
     */
    public function isRequired()
    {
        return $this->required;
    }
    
    /**
     * Is the field required
     * @return boolean
     */
    public function isOptional()
    {
        return !$this->required;
    }
    
    /**
     * Помечает поле обязательным для заполнения
     * @return $this
     */
    public function setRequired()
    {
        $this->required = true;
        
        return $this;
    }
    
    /**
     * Помечает поле необязательным для заполнения
     * @return $this
     */
    public function setOptional()
    {
        $this->required = false;
        
        return $this;
    }
    
    protected function appendRequiredAttribute(array & $attributes)
    {
        if ($this->required) {
            $attributes['required'] = null;
        }
    }
}