/// <inheritdoc />
public async Task <int> CreateStrategy(StrategyDto strategy)
{
if (await _strategiesRepository.StrategyExists(strategy.UserId, strategy.Name))
{
throw new BusinessException(nameof(strategy.Name), "Strategy with this name already exists");
}
if (!strategy.Indicators.Any())
{
throw new BusinessException(nameof(strategy.Indicators), "At least one indicator has to be chosen");
}
var investmentStrategy = new InvestmentStrategy
{
UserId = strategy.UserId,
Name = strategy.Name,
SignalDaysPeriod = strategy.SignalDaysPeriod,
Indicators = new List <StrategyIndicator>()
};
foreach (var indicator in strategy.Indicators)
{
AddIndicator(indicator, investmentStrategy);
}
_strategiesRepository.Insert(investmentStrategy);
await _strategiesRepository.Save();
return(investmentStrategy.Id);
}
private void AddIndicator(ParameterizedIndicator indicator, InvestmentStrategy investmentStrategy)
{
if (!indicator.IndicatorType.HasValue)
{
throw new BusinessException("Wrong indicator value");
}
var strategyIndicator = new StrategyIndicator
{
IndicatorType = (int)indicator.IndicatorType.Value,
Strategy = investmentStrategy,
Properties = new List <StrategyIndicatorProperty>()
};
foreach (var indicatorProperty in indicator.Properties)
{
if (
_indicatorsService.GetPropertiesForIndicator(indicator.IndicatorType.Value)
.All(item => item.Name != indicatorProperty.Name))
{
continue;
}
strategyIndicator.Properties.Add(new StrategyIndicatorProperty
{
Indicator = strategyIndicator,
Name = indicatorProperty.Name,
Value = indicatorProperty.Value
});
}
investmentStrategy.Indicators.Add(strategyIndicator);
}
/// <summary>
/// Determines whether [is set normal] [the specified mode].
/// </summary>
/// <param name="mode">The mode.</param>
/// <returns>
/// <c>true</c> if [is set normal] [the specified mode]; otherwise, <c>false</c>.
/// </returns>
public bool IsSet(InvestmentStrategy mode)
{
return((Type & mode) == mode);
}
