<?php

/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/

namespace Symfony\Component\Config\Definition;

use Symfony\Component\Config\Definition\Exception\InvalidConfigurationException;

/**
* This node represents a numeric value in the config tree.
*
* @author David Jeanmonod <david.jeanmonod@gmail.com>
*/
class NumericNode extends ScalarNode
{
protected $min;
protected $max;

/**
* @param int|float|null $min
* @param int|float|null $max
*/
public function __construct(?string $name, NodeInterface $parent = null, $min = null, $max = null, string $pathSeparator = BaseNode::DEFAULT_PATH_SEPARATOR)
{
parent::__construct($name, $parent, $pathSeparator);
$this->min = $min;
$this->max = $max;
}

/**
* {@inheritdoc}
*/
protected function finalizeValue($value)
{
$value = parent::finalizeValue($value);

$errorMsg = null;
if (isset($this->min) && $value < $this->min) {
$errorMsg = sprintf('The value %s is too small for path "%s". Should be greater than or equal to %s', $value, $this->getPath(), $this->min);
}
if (isset($this->max) && $value > $this->max) {
$errorMsg = sprintf('The value %s is too big for path "%s". Should be less than or equal to %s', $value, $this->getPath(), $this->max);
}
if (isset($errorMsg)) {
$ex = new InvalidConfigurationException($errorMsg);
$ex->setPath($this->getPath());
throw $ex;
}

return $value;
}

/**
* {@inheritdoc}
*/
protected function isValueEmpty($value)
{
// a numeric value cannot be empty
return false;
}
}