@Override
public String placeLimitOrder(LimitOrder limitOrder) throws IOException, BitstampException {
Assert.isTrue(
limitOrder.getCurrencyPair().equals(CurrencyPair.BTC_USD),
"Currency Pair must be USD/BTC!!!");
BitstampOrder bitstampOrder;
if (limitOrder.getType() == BID) {
bitstampOrder = buyBitStampOrder(limitOrder.getTradableAmount(), limitOrder.getLimitPrice());
} else {
bitstampOrder = sellBitstampOrder(limitOrder.getTradableAmount(), limitOrder.getLimitPrice());
}
if (bitstampOrder.getErrorMessage() != null) {
throw new ExchangeException(bitstampOrder.getErrorMessage());
}
return Integer.toString(bitstampOrder.getId());
}
@Override
public OpenOrders getOpenOrders() throws IOException, BitstampException {
BitstampOrder[] openOrders = getBitstampOpenOrders();
List<LimitOrder> limitOrders = new ArrayList<LimitOrder>();
for (BitstampOrder bitstampOrder : openOrders) {
OrderType orderType = bitstampOrder.getType() == 0 ? OrderType.BID : OrderType.ASK;
String id = Integer.toString(bitstampOrder.getId());
BigDecimal price = bitstampOrder.getPrice();
limitOrders.add(
new LimitOrder(
orderType,
bitstampOrder.getAmount(),
CurrencyPair.BTC_USD,
id,
bitstampOrder.getTime(),
price));
}
return new OpenOrders(limitOrders);
}