<?php

/*
 * This file is part of phrasea-4.0.
 *
 * (c) Alchemy <info@alchemy.fr>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Alchemy\Phrasea\Utilities;

use Symfony\Component\Translation\TranslatorInterface;

class PassthroughTranslator implements TranslatorInterface
{
    /**
     * @var string
     */
    private $locale;

    /**
     * Translates the given message.
     *
     * @param string $id The message id (may also be an object that can be cast to string)
     * @param array $parameters An array of parameters for the message
     * @param string|null $domain The domain for the message or null to use the default
     * @param string|null $locale The locale or null to use the default
     *
     * @return string The translated string
     *
     * @throws \InvalidArgumentException If the locale contains invalid characters
     */
    public function trans($id, array $parameters = array(), $domain = null, $locale = null)
    {
        return $id;
    }

    /**
     * Translates the given choice message by choosing a translation according to a number.
     *
     * @param string $id The message id (may also be an object that can be cast to string)
     * @param int $number The number to use to find the indice of the message
     * @param array $parameters An array of parameters for the message
     * @param string|null $domain The domain for the message or null to use the default
     * @param string|null $locale The locale or null to use the default
     *
     * @return string The translated string
     *
     * @throws \InvalidArgumentException If the locale contains invalid characters
     */
    public function transChoice($id, $number, array $parameters = array(), $domain = null, $locale = null)
    {
        return $id;
    }

    /**
     * Sets the current locale.
     *
     * @param string $locale The locale
     *
     * @throws \InvalidArgumentException If the locale contains invalid characters
     */
    public function setLocale($locale)
    {
        $this->locale = $locale;
    }

    /**
     * Returns the current locale.
     *
     * @return string The locale
     */
    public function getLocale()
    {
        return $this->locale;
    }
}