<?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\Stopwatch;

/**
* Represents an Period for an Event.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class StopwatchPeriod
{
private $start;
private $end;
private $memory;

/**
* @param int|float $start The relative time of the start of the period (in milliseconds)
* @param int|float $end The relative time of the end of the period (in milliseconds)
* @param bool $morePrecision If true, time is stored as float to keep the original microsecond precision
*/
public function __construct($start, $end, bool $morePrecision = false)
{
$this->start = $morePrecision ? (float) $start : (int) $start;
$this->end = $morePrecision ? (float) $end : (int) $end;
$this->memory = memory_get_usage(true);
}

/**
* Gets the relative time of the start of the period in milliseconds.
*
* @return int|float
*/
public function getStartTime()
{
return $this->start;
}

/**
* Gets the relative time of the end of the period in milliseconds.
*
* @return int|float
*/
public function getEndTime()
{
return $this->end;
}

/**
* Gets the time spent in this period in milliseconds.
*
* @return int|float
*/
public function getDuration()
{
return $this->end - $this->start;
}

/**
* Gets the memory usage in bytes.
*
* @return int
*/
public function getMemory()
{
return $this->memory;
}

public function __toString(): string
{
return sprintf('%.2F MiB - %d ms', $this->getMemory() / 1024 / 1024, $this->getDuration());
}
}