public static function priceDifference()
 {
     $orderId = Core::validate(self::getVar('orderId'));
     if ($orderId == null) {
         self::printErrorJson("not all parameters are defined");
         return;
     }
     $order = new Order();
     if (!$order->findById($orderId)) {
         self::printErrorJson("order with id = '{$orderId}' is not exist");
         return;
     }
     $rate = new Rate();
     $rate->findById($order->getRateId());
     $result['success'] = 1;
     $result['return'] = $order->getType() == OrderType::BUY ? $rate->getBid() - $order->getPrice() : $rate->getAsk() - $order->getPrice();
     print json_encode($result);
 }
Пример #2
0
 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;
 }