/**
* Extract currency from code or object
*
* @param string|ICurrency $currency
* @return ICurrency
* @throws CurrencyNotFoundException
*/
private function getCurrency($currency)
{
if (!$currency instanceof ICurrency) {
$code = $currency;
$currency = $this->currencyManager->getCurrency($code);
if (!$currency instanceof ICurrency) {
throw new CurrencyNotFoundException($code);
}
}
return $currency;
}
/**
* Get base currency of provider
* @return ICurrency
*/
public function getBaseCurrency()
{
return $this->currencyManager->getCurrency('USD');
}
