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<?php
namespace Jarobe\HistoricalMoney\Exchange;
use Jarobe\HistoricalMoney\Exception\UnsupportedHistoricalDateException;
use Jarobe\HistoricalMoney\HistoricalExchange;
use Money\Currency;
use Money\CurrencyPair;
use Money\Exception\UnresolvableCurrencyPairException;
use Swap\Swap;
use Exchanger\Exception\Exception as ExchangerException;
final class HistoricalSwapExchange implements HistoricalExchange
{
/**
* @var Swap
*/
private $swap;
* @param Swap $swap
public function __construct(Swap $swap)
$this->swap = $swap;
}
* Returns a currency pair for the passed currencies with the rate coming from a third-party source.
*
* @param \DateTimeInterface $dateTime
* @param Currency $baseCurrency
* @param Currency $counterCurrency
* @return CurrencyPair
* @throws UnsupportedHistoricalDateException When the provided date is not supported
* @throws UnresolvableCurrencyPairException When there is no currency pair available for the currencies
public function quoteHistorical(\DateTimeInterface $dateTime, Currency $baseCurrency, Currency $counterCurrency)
try {
$rate = $this->swap->historical($baseCurrency->getCode().'/'.$counterCurrency->getCode(), $dateTime);
} catch (ExchangerException $e) {
throw UnresolvableCurrencyPairException::createFromCurrencies($baseCurrency, $counterCurrency);
return new CurrencyPair($baseCurrency, $counterCurrency, $rate->getValue());
jarobe42 /
historical-money
