public void CancelExchangeOrder(IExchangeService exchangeService)
{
if (this.OrderStatus == OrderStatus.Started)
{
throw new InvalidOperationException("Order could not be cancel if it hasn't been submitted.");
}
if (this.OrderStatus == OrderStatus.Canceled)
{
throw new InvalidOperationException("The order has already been canceled.");
}
if (this.OrderStatus == OrderStatus.Filled)
{
throw new InvalidOperationException("Order could not be cancel if it was full filled.");
}
if (this.OrderStatus == OrderStatus.Rejected)
{
throw new InvalidOperationException("Order could not be cancel if it has been rejected.");
}
if (exchangeService == null)
{
throw new ArgumentNullException(nameof(exchangeService));
}
var success = exchangeService.CancelOrder(new Exchange(this.ExchangeId), this.ExchangeOrderId, this.BaseCurrency, this.QuoteCurrency);
if (success)
{
this._dateCanceled = DateTime.UtcNow;
//this.OrderStatus = OrderStatus.Canceled;
this._orderStatusId = OrderStatus.Canceled.Id;
this.AddDomainEvent(new OrderCanceledDomainEvent(
this.OrderId,
this.ArbitrageId,
new Exchange(this.ExchangeId),
this.ExchangeOrderId,
this.BaseCurrency,
this.QuoteCurrency,
this.Price,
this.QuantityTotal,
this.QuantityFilled,
this._dateCanceled ?? throw new FieldAccessException(nameof(this._dateCanceled))
));
}
else
{
throw new Exception("Order cancelation failed.");
}
}