public async Task <TradingPosition> ProcessTradingPositionChanging(TradingPosition currentState,
TradingPosition nextState,
bool syncWithStock,
Action <PositionChangedEventArgs> onPositionChangedCallback)
{
nextState.OpenPositionOrder = await _ordersService.CreateBuyLimitOrder(nextState.OpenPositionOrder);
nextState.ClosePositionOrder.ParentClientId = nextState.OpenPositionOrder.ClientId;
nextState.StopLossOrder.ParentClientId = nextState.OpenPositionOrder.ClientId;
_orderRepository.Insert(nextState.OpenPositionOrder.ToEntity());
_orderRepository.Insert(nextState.ClosePositionOrder.ToEntity());
_orderRepository.Insert(nextState.StopLossOrder.ToEntity());
var storedOrderPair = _orderRepository.GetAll()
.ToList()
.GroupOrders()
.SingleOrDefault(orderPair => orderPair.Item1.ClientId == nextState.OpenPositionOrder.ClientId);
if (storedOrderPair == null)
{
throw new BusinessException("Order was not found in storage")
{
Details = $"Open position order: {JsonConvert.SerializeObject(nextState.OpenPositionOrder)}"
}
}
;
nextState.OpenPositionOrder.Id = storedOrderPair.Item1.Id;
nextState.ClosePositionOrder.Id = storedOrderPair.Item2.Id;
nextState.StopLossOrder.Id = storedOrderPair.Item3.Id;
_loggingService.LogAction(nextState.OpenPositionOrder.ToLogAction(OrderActionType.Create));
onPositionChangedCallback?.Invoke(new PositionChangedEventArgs(TradingEventType.NewPosition, nextState));
return(nextState);
}
}
