@ReactMethod public void logPurchase(double purchaseAmount,String currencyCode,@Nullable ReadableMap parameters){
  mAppEventLogger.logPurchase(BigDecimal.valueOf(purchaseAmount),Currency.getInstance(currencyCode),Arguments.toBundle(parameters));
}

@ ReactMethod public void logPurchase ( double purchaseAmount , String currencyCode , @ Nullable ReadableMap parameters ) { mAppEventLogger . logPurchase ( BigDecimal . valueOf ( purchaseAmount ) , Currency . getInstance ( currencyCode ) , Arguments . toBundle ( parameters ) ) ; }
logs a purchase event with facebook , in the specified amount and with the specified currency .
