public async Task <bool> Handle(AddStrategiesCommand request, CancellationToken cancellationToken)
{
//Add strategies.
var createdTrace = await _traceRepository.GetByTraceIdAsync(request.TraceId);
var strategies = new List <Strategy>();
foreach (var strategyName in request.Strategies)
{
var strategy = Strategy.GetStrategy(strategyName);
if (strategy == null)
{
throw new KeyNotFoundException($"Strategy not found: {strategyName}");
}
strategies.Add(strategy);
}
var timeService = new BacktestingTimeService();
timeService.SetCurrentDateTime(DateTime.UtcNow);
foreach (var strategy in strategies)
{
createdTrace.AddStrategy(strategy, timeService);
}
_traceRepository.Update(createdTrace);
try
{
await _traceRepository.UnitOfWork
.SaveEntitiesAsync();
return(true);
}
catch (Exception ex)
{
Console.WriteLine("Adding strategies to trace failed. Error occured when adding strategies to a trace. \n" +
"Error Message: " + ex.Message);
}
return(false);
}
public async Task Handle(PaperTradeDataCreatedIntegrationEvent @event)
{
try
{
var trace = await this._traceRepository.GetByTraceIdAsync(@event.TraceId);
if (trace == null)
{
return;
}
var candles = new List <Candle>();
foreach (var candle in @event.Candles)
{
candles.Add(new Candle(
candle.Timestamp,
candle.High,
candle.Low,
candle.Open,
candle.Close,
candle.Volume));
}
trace.CandleUpdated(candles, CandlePeriod.FromName(@event.CandlePeriod), new RealTimeService(), new IndicatorService(), @event.StrategyId);
_traceRepository.Update(trace);
await _traceRepository.UnitOfWork
.SaveEntitiesAsync();
}
catch (Exception ex)
{
Console.WriteLine("Handle Integraion Event: PaperTradeDataCreatedIntegrationEvent \n" +
"Result: Failure. \n" +
"Error Message: " + ex.Message);
}
}
