CompatibleFormat::createResultDescription

static function createResultDescription($newPrice, $oldPrice, $currency)
{
	return array(
		DiscountFormatter::prepareRow(
			DiscountFormatter::TYPE_VALUE,
			array(
				'VALUE_TYPE' => DiscountFormatter::VALUE_TYPE_CURRENCY,
				'VALUE' => abs($oldPrice - $newPrice),
				'VALUE_UNIT' => $currency,
				'VALUE_ACTION' => (
					$oldPrice > $newPrice
					? DiscountFormatter::VALUE_ACTION_DISCOUNT
					: DiscountFormatter::VALUE_ACTION_EXTRA
				)
			)
		)
	);
}