/**
* {inheritDoc}
*/
public function add(MarketDepthPriceInterface $marketDepthPrice)
{
if (!$this->currencyPair->equals($marketDepthPrice)) {
throw new InvalidArgumentException('Cannot add market depth price to market depth price collection: currency pair must be equal');
}
$type = strtolower($marketDepthPrice->getType()) . 's';
$depthArray =& $this->{$type};
$multiplier = (string) $marketDepthPrice->getMultiplier();
if (false === array_key_exists($multiplier, $this->{$type})) {
$depthArray[$multiplier] = $marketDepthPrice;
return;
}
/**
* @var $existingMarketDepthPrice \Matmar10\Money\CurrencyExchange\Entity\MarketDepthPriceInterface
*/
$existingMarketDepthPrice = $depthArray[$multiplier];
$existingDepth = $existingMarketDepthPrice->getDepth();
if (!$existingDepth->getCurrency()->equals($marketDepthPrice->getDepth()->getCurrency())) {
$unconvertedDepth = $marketDepthPrice->getDepth();
$depth = $existingMarketDepthPrice->convert($unconvertedDepth);
} else {
$depth = $marketDepthPrice->getDepth();
}
$existingMarketDepthPrice->setDepth($existingDepth->add($depth));
$depthArray[$multiplier] = $existingMarketDepthPrice;
}
/**
* Checks whether the provided currency pair is the opposite of this pair
*
* @param \Matmar10\Money\Entity\CurrencyPairInterface $currencyPair The currency pair to check against
* @return boolean
*/
public function isInverse(CurrencyPairInterface $currencyPair)
{
return self::currencyCodesMatch($this->fromCurrency, $currencyPair->getToCurrency()) && self::currencyCodesMatch($this->toCurrency, $currencyPair->getFromCurrency());
}
