src/Biz/OrderFacade/Currency.php

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<?php

namespace Biz\OrderFacade;

use Codeages\Biz\Framework\Context\Biz;

class Currency
{
    public $isoCode = MajorCurrency::ISO_CODE;

    public $symbol = MajorCurrency::SYMBOL;

    public $prefix = MajorCurrency::PREFIX;

    public $suffix = MajorCurrency::SUFFIX;

    public $exchangeRate = MajorCurrency::EXCHANGE_RATE;

    /**
     * Number of digits after the decimal separator.
     *
     * @var int
     */
    public $precision = MajorCurrency::PRECISION;

    /**
     * Decimal part delimiter
     *
     * @var string
     */
    public $decimalDelimiter = MajorCurrency::DECIMAL_DELIMITER;

    /**
     * Thousand delimier
     *
     * @var string
     */
    public $thousandDelimiter = MajorCurrency::THOUSAND_DELIMITER;

    private $coinSetting = array();

    public function __construct(Biz $biz)
    {
        $coinSetting = $biz->service('System:SettingService')->get('coin', array());

        if ($coinSetting['coin_enabled'] && 'currency' == $coinSetting['cash_model']) {
            $this->isoCode = 'COIN';
            $this->symbol = $coinSetting['coin_name'];
            $this->prefix = '';
            $this->suffix = ' '.$coinSetting['coin_name'];
            $this->exchangeRate = $coinSetting['cash_rate'];
        }

        $this->coinSetting = $coinSetting;
    }

    public function formatParts($value)
    {
        $value = round($value * $this->exchangeRate, 2);