public async Task <IActionResult> PlaceBuyOrder([FromBody] PlaceBuyOrderCommand command)
{
try
{
string exchangeId = command.ExchangeId;
string baseCurrency = command.BaseCurrency;
string quoteCurrency = command.QuoteCurrency;
//string market = command.BaseCurrency + command.QuoteCurrency;
string quantity = command.Quantity;
string price = command.Price;
var buyOrderViewModel = await _exchangeApiClient.PlaceBuyOrder(exchangeId, baseCurrency, quoteCurrency, quantity, price);
if (buyOrderViewModel != null)
{
return(Ok(buyOrderViewModel));
}
throw new KeyNotFoundException();
}
catch (Exception ex)
{
return(NotFound(ex.Message));
}
}
public async Task Handle(ArbitrageOrderStartedIntegrationEvent @event)
{
string exchangeId = @event.ExchangeId.ToString();
string baseCurrency = @event.BaseCurrency;
string quoteCurrency = @event.QuoteCurrency;
//string market = command.BaseCurrency + command.QuoteCurrency;
string quantity = @event.QuantityTotal.ToString();
string price = @event.Price.ToString();
OrderViewModel orderViewModel = null;
if (@event.OrderType == "buy_limit")
{
var buyOrderViewModel = await _exchangeApiClient.PlaceBuyOrder(exchangeId, baseCurrency, quoteCurrency, quantity, price);
if (buyOrderViewModel != null)
{
orderViewModel = new OrderViewModel {
orderId = buyOrderViewModel.Result != null ? buyOrderViewModel.Result.orderId : String.Empty
}
}
;
}
else if (@event.OrderType == "sell_limit")
{
var sellOrderViewModel = await _exchangeApiClient.PlaceSellOrder(exchangeId, baseCurrency, quoteCurrency, quantity, price);
if (sellOrderViewModel != null)
{
orderViewModel = new OrderViewModel {
orderId = sellOrderViewModel.Result != null ? sellOrderViewModel.Result.orderId : String.Empty
}
}
;
}
/*this._eventBus.Publish(new ArbitrageOrderSubmittedToExchangeFailedIntegrationEvent(
* @event.ArbitrageOrderId,
* @event.ExchangeId,
* @event.BaseCurrency,
* @event.QuoteCurrency,
* @event.QuantityTotal,
* @event.Price
* ));
* return;*/
if (orderViewModel == null || String.IsNullOrEmpty(orderViewModel.orderId))
{
this._eventBus.Publish(new ArbitrageOrderSubmittedToExchangeFailedIntegrationEvent(
@event.ArbitrageOrderId,
@event.ExchangeId,
@event.BaseCurrency,
@event.QuoteCurrency,
@event.QuantityTotal,
@event.Price
));
}
else
{
this._eventBus.Publish(new ArbitrageOrderSubmittedToExchangeSuccessIntegrationEvent(
@event.ArbitrageOrderId,
@event.ExchangeId,
orderViewModel.orderId,
@event.BaseCurrency,
@event.QuoteCurrency,
@event.QuantityTotal,
@event.Price
));
this._eventBus.Publish(new ExchangeOrderCreatedIntegrationEvent(
@event.ExchangeId,
orderViewModel.orderId,
@event.BaseCurrency,
@event.QuoteCurrency,
@event.QuantityTotal,
@event.Price
));
}
}
}
}