public function updatePart()
{
$completedDeals = Deal::findBy(array('OrderId' => $this->id, 'Done' => 1));
$volumes = array_map(function ($deals) {
return $deals['Volume'];
}, $completedDeals);
$volumes = array_sum($volumes);
$this->part = $volumes / $this->volume;
}
public static function rateInfo($firstCurName = null, $secondCurName = null)
{
$isAjax = 0;
if ($firstCurName == null) {
$firstCurName = Core::validate(self::getVar('firstCurrency'));
$isAjax = 1;
}
if ($secondCurName == null) {
$secondCurName = Core::validate(self::getVar('secondCurrency'));
$isAjax = 1;
}
$rate = self::getRate($firstCurName, $secondCurName);
if ($rate == null) {
return;
}
$searchConditions['RateId'] = $rate->getId();
$searchConditions['Done'] = 0;
$searchConditions['Type'] = 0;
$buyDeals = Deal::findBy($searchConditions);
$searchConditions['Type'] = 1;
$sellDeals = Deal::findBy($searchConditions);
$priceVolume = array_map(function ($deals) {
return $deals['Volume'] * $deals['Price'];
}, $buyDeals);
$total_price = array_sum($priceVolume);
$volumes = array_map(function ($deals) {
return $deals['Volume'];
}, $sellDeals);
$total_volume = array_sum($volumes);
$data['bid'] = $rate->getBid();
$data['ask'] = $rate->getAsk();
$data['total_volume'] = $total_volume;
$data['total_price'] = $total_price;
$result['data'] = $data;
if ($isAjax == 0) {
return $data;
}
print json_encode($data);
}
private static function refreshRatePrices(Rate $rate)
{
$where['RateId'] = $rate->getId();
$where['Done'] = 0;
$where['Type'] = OrderType::BUY;
$buyDeals = Deal::findBy($where);
$where['Type'] = OrderType::SELL;
$sellDeals = Deal::findBy($where);
$getOnlyPrices = function ($deals) {
return $deals['Price'];
};
$isUpdated = false;
if (!empty($buyDeals)) {
$buyPrices = array_map($getOnlyPrices, $buyDeals);
$bid = max($buyPrices);
if ($rate->getBid() != $bid) {
$rate->setBid($bid);
$rate->save();
$isUpdated = true;
}
}
if (!empty($sellDeals)) {
$sellPrices = array_map($getOnlyPrices, $sellDeals);
$ask = min($sellPrices);
if ($rate->getAsk() != $ask) {
$rate->setAsk($ask);
$rate->save();
$isUpdated = true;
}
}
return $isUpdated;
}