<?php namespace Fisharebest\Localization\PluralRule;

/**
 * Class PluralRule11 - Select a plural form for a specified number.
 * Families:
 * Celtic (Irish Gaelic)
 * nplurals=5; plural=n==1 ? 0 : n==2 ? 1 : (n>2 && n<7) ? 2 :(n>6 && n<11) ? 3 : 4;
 *
 * @author    Greg Roach <fisharebest@gmail.com>
 * @copyright (c) 2018 Greg Roach
 * @license   GPLv3+
 */
class PluralRule11 implements PluralRuleInterface
{
    public function plurals()
    {
        return 5;
    }

    public function plural($number)
    {
        $number = abs($number);

        if ($number === 1) {
            return 0;
        } elseif ($number === 2) {
            return 1;
        } elseif ($number > 2 && $number < 7) {
            return 2;
        } elseif ($number > 6 && $number < 11) {
            return 3;
        } else {
            return 4;
        }
    }
}
