public async Task Handle(ExchangeMarketUpdatedDomainEvent exchangeMarketUpdatedDomainEvent, CancellationToken cancellationToken)
{
/*_logger.CreateLogger(nameof(ExchangeMarketUpdatedDomainEvent))
* .LogTrace($"Order with Id: {orderShippedDomainEvent.Order.Id} has been successfully updated with " +
* $"a status order id: {OrderStatus.Shipped.Id}");*/
try
{
var marketId = exchangeMarketUpdatedDomainEvent.Market.MarketId;
IEnumerable <SimpleArbitrage> simpleArbitrages;
var isFound = await ProfitCalculator.FindProfits(out simpleArbitrages, marketId.BaseCurrency, marketId.QuoteCurrency, exchangeMarketUpdatedDomainEvent.Market, exchangeMarketUpdatedDomainEvent.ExchangeId);
if (isFound)
{
SimpleArbitrage profitableWithEnoughBalances = null;
foreach (var simpleArbitrage in simpleArbitrages)
{
this._eventBus.Publish(new ProfitRoomFoundedIntegrationEvent(
simpleArbitrage.BuyOrder.ExchangeId,
simpleArbitrage.BuyOrder.BaseCurrency,
simpleArbitrage.BuyOrder.QuoteCurrency,
simpleArbitrage.BuyOrder.Price,
simpleArbitrage.BuyOrder.Quantity,
simpleArbitrage.SellOrder.ExchangeId,
simpleArbitrage.SellOrder.BaseCurrency,
simpleArbitrage.SellOrder.QuoteCurrency,
simpleArbitrage.SellOrder.Price,
simpleArbitrage.SellOrder.Quantity,
simpleArbitrage.EstimatedProfits
));
if (profitableWithEnoughBalances == null)
{
var consideration = simpleArbitrage.TakeBalanceIntoConsideration(
this._exchangeRepository.GetAsync(simpleArbitrage.BuyOrder.ExchangeId).Result.GetAssetBalance(simpleArbitrage.BuyOrder.QuoteCurrency),
this._exchangeRepository.GetAsync(simpleArbitrage.SellOrder.ExchangeId).Result.GetAssetBalance(simpleArbitrage.SellOrder.BaseCurrency)
);
if (consideration.EstimatedProfits > 0)
{
profitableWithEnoughBalances = consideration;
}
}
}
if (profitableWithEnoughBalances != null)
{
this._eventBus.Publish(new ProfitRoomFoundedWithEnoughBalancesIntegrationEvent(
profitableWithEnoughBalances.BuyOrder.ExchangeId,
profitableWithEnoughBalances.BuyOrder.BaseCurrency,
profitableWithEnoughBalances.BuyOrder.QuoteCurrency,
profitableWithEnoughBalances.BuyOrder.Price,
profitableWithEnoughBalances.BuyOrder.Quantity,
profitableWithEnoughBalances.SellOrder.ExchangeId,
profitableWithEnoughBalances.SellOrder.BaseCurrency,
profitableWithEnoughBalances.SellOrder.QuoteCurrency,
profitableWithEnoughBalances.SellOrder.Price,
profitableWithEnoughBalances.SellOrder.Quantity,
profitableWithEnoughBalances.EstimatedProfits
));
}
}
else
{
/*string log = "Last calculation result:" + "\n"
+ "Time:" + DateTime.UtcNow.ToShortTimeString() + "\n"
+ "Market:" + simpleArbitrage.BuyOrder.BaseCurrency + simpleArbitrage.BuyOrder.QuoteCurrency + "\n"
+ "Buy From:" + "ExchangeId => " + simpleArbitrage.BuyOrder.ExchangeId + "\n"
+ "Buy Price:" + simpleArbitrage.BuyOrder.Price + "\n"
+ "Buy Amount:" + simpleArbitrage.BuyOrder.Quantity + "\n"
+ "Sell To:" + "ExchangeId => " + simpleArbitrage.SellOrder.ExchangeId + "\n"
+ "Sell Price:" + simpleArbitrage.SellOrder.Price + "\n"
+ "Sell Amount:" + simpleArbitrage.SellOrder.Quantity + "\n"
+ "Estimated Profits" + simpleArbitrage.EstimatedProfits + "\n";
+ this._testLogger.PrependLog(log);*/
}
}
catch (Exception ex)
{
Debug.Write("Handle Event: ExchangeMarketUpdatedDomainEvent." +
"Result: Failure." +
"Error Message: " + ex.Message
);
throw ex;
}
}
