<?php

/**
 * Matomo - free/libre analytics platform
 *
 * @link    https://matomo.org
 * @license https://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
 */
declare (strict_types=1);
namespace Piwik\Plugins\BotTracking\Columns\Metrics;

use Piwik\Columns\Dimension;
use Piwik\DataTable\Row;
use Piwik\Metrics\Formatter;
use Piwik\Piwik;
use Piwik\Plugin\ProcessedMetric;
use Piwik\Plugins\BotTracking\Metrics;
class AvgResponseSize extends ProcessedMetric
{
    public function getName()
    {
        return Metrics::COLUMN_AVG_RESPONSE_SIZE;
    }
    public function getTranslatedName()
    {
        return Piwik::translate('BotTracking_ColumnAvgResponseSize');
    }
    public function getDocumentation()
    {
        return Piwik::translate('BotTracking_ColumnAvgResponseSizeDocumentation');
    }
    public function compute(Row $row)
    {
        $rawSum = $this->getMetric($row, Metrics::COLUMN_SUM_RESPONSE_SIZE);
        $rawNb = $this->getMetric($row, Metrics::COLUMN_NB_RESPONSE_SIZE);
        $sum = is_numeric($rawSum) ? (int) $rawSum : 0;
        $nb = is_numeric($rawNb) ? (int) $rawNb : 0;
        if (empty($nb)) {
            return \false;
        }
        return (float) ($sum / $nb);
    }
    public function getDependentMetrics()
    {
        return [Metrics::COLUMN_SUM_RESPONSE_SIZE, Metrics::COLUMN_NB_RESPONSE_SIZE];
    }
    /**
     * @param float|int $value
     * @return string
     */
    public function format($value, Formatter $formatter)
    {
        return $formatter->getPrettySizeFromBytes($value);
    }
    public function getSemanticType() : ?string
    {
        return Dimension::TYPE_BYTE;
    }
}
