public static int?GetSettingAsInteger(string type, string code, bool enabledOnly = true)
{
try {
MetaSetting setting = MetadataCaller.Instance().GetSetting(type, code, enabledOnly);
return(Convert.ToInt32(setting.Value));
}
catch { return(null); }
}
public static string GetSettingAsString(string type, string code, bool enabledOnly = true)
{
try
{
MetaSetting setting = MetadataCaller.Instance().GetSetting(type, code, enabledOnly);
return(setting.Value);
}
catch { return(null); }
}
public virtual async Task <bool> Initialize(int strategyId)
{
try
{
AddAlgorithmMessage(string.Format("{0} is starting ...", _shortClassName), true, TraceEventType.Start);
if (strategyId <= 0)
{
throw new ArgumentException("StrategyId may not be less than or equal to 0.");
}
if (_logger == null)
{
_logger = ObjectBase.Container.GetExportedValue <IEventLogger>();
}
MetadataCaller.Instance().ClearCache();
Strategy strategy = StrategyCaller.Instance().GetStrategy(strategyId);
if (strategy == null)
{
throw new ArgumentException(string.Format("Strategy not found for strategyId {0}.", strategyId));
}
_strategy = strategy;
_shortClassName = _strategy.Name.Split('.').ToList().Last();
Parameters = new AlgorithmParameters(await StrategyCaller.Instance().GetAlgorithmParametersAsync(_strategy.StrategyID));
// create and save instance
_instance = new AlgorithmInstance()
{
StrategyID = strategyId, Status = (short?)AlgorithmStatus.NotRunning
};
await UpdateAlgorithmInstance();
_messages = new ObservableCollection <AlgorithmMessage>();
// hook up event handlers
Messages.CollectionChanged += OnAlgorithmMessageChanged;
_suspended = () => { return(_instance.Status == (short?)AlgorithmStatus.RunningSuspended); };
AddAlgorithmMessage(string.Format("{0} is initialized.", _shortClassName), true, TraceEventType.Start);
}
catch (Exception e)
{
Exception ex = new Exception(string.Format("Algorithm for strategyId: {0} failed to initialize.", strategyId), e);
AddAlgorithmException(ex).Wait();
return(false);
}
return(true);
}