<?php
/*
 * This file is part of the DebugBar package.
 *
 * (c) 2013 Maxime Bouroumeau-Fuseau
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace DebugBar\DataCollector;

use DebugBar\DataFormatter\DataFormatter;
use DebugBar\DataFormatter\DataFormatterInterface;

/**
 * Abstract class for data collectors
 */
abstract class DataCollector implements DataCollectorInterface
{
    private static $defaultDataFormatter;

    protected $dataFormater;

    /**
     * Sets the default data formater instance used by all collectors subclassing this class
     *
     * @param DataFormatterInterface $formater
     */
    public static function setDefaultDataFormatter(DataFormatterInterface $formater)
    {
        self::$defaultDataFormatter = $formater;
    }

    /**
     * Returns the default data formater
     *
     * @return DataFormatterInterface
     */
    public static function getDefaultDataFormatter()
    {
        if (self::$defaultDataFormatter === null) {
            self::$defaultDataFormatter = new DataFormatter();
        }
        return self::$defaultDataFormatter;
    }

    /**
     * Sets the data formater instance used by this collector
     *
     * @param DataFormatterInterface $formater
     * @return $this
     */
    public function setDataFormatter(DataFormatterInterface $formater)
    {
        $this->dataFormater = $formater;
        return $this;
    }

    /**
     * @return DataFormatterInterface
     */
    public function getDataFormatter()
    {
        if ($this->dataFormater === null) {
            $this->dataFormater = self::getDefaultDataFormatter();
        }
        return $this->dataFormater;
    }

    /**
     * @deprecated
     */
    public function formatVar($var)
    {
        return $this->getDataFormatter()->formatVar($var);
    }

    /**
     * @deprecated
     */
    public function formatDuration($seconds)
    {
        return $this->getDataFormatter()->formatDuration($seconds);
    }

    /**
     * @deprecated
     */
    public function formatBytes($size, $precision = 2)
    {
        return $this->getDataFormatter()->formatBytes($size, $precision);
    }
}
