<?php

use KupShop\KupShopBundle\Context\CurrencyContext;
use KupShop\KupShopBundle\Util\Compat\ServiceContainer;
use KupShop\KupShopBundle\Util\Price\Price;
use KupShop\KupShopBundle\Util\Price\PriceCalculator;
use KupShop\KupShopBundle\Util\Price\PriceUtil;

/**
 * @param string $toCurrency
 *
 * @return Decimal|mixed|string
 */
function smarty_modifier_convert_price($price, $toCurrency = '')
{
    /** @var CurrencyContext $currency */
    $currencyContext = ServiceContainer::getService(CurrencyContext::class);
    if (!($price instanceof Price)) {
        if (is_array($price)) {
            $priceUtil = ServiceContainer::getService(PriceUtil::class);
            $price = $priceUtil->getFromPriceArray($price);
        } else {
            $price = new Price(toDecimal($price), $currencyContext->getActive(), 0);
        }
    }

    if (array_key_exists($toCurrency, $currencyContext->getSupported())) {
        $toCurrency = $currencyContext->getSupported()[$toCurrency];
        $price = PriceCalculator::convert($price, $toCurrency);

        return printPrice($price->getPriceWithVat(), ['currency' => $toCurrency]);
    } else {
        user_error('Modifier convert_price: Unsupported currency '.$toCurrency);
    }
}