/// <summary>
/// To remove the strategy from the store.
/// </summary>
/// <param name="strategy">The strategy data.</param>
public void DeleteStrategy(StrategyData strategy)
{
if (strategy == null)
{
throw new ArgumentNullException(nameof(strategy));
}
ValidateError(Invoke(f => f.DeleteStrategy(SessionId, strategy.Id)), strategy.Id);
_strategies.Remove(strategy.Id);
StrategyDeleted?.Invoke(strategy);
}
private void Refresh()
{
var ids = Invoke(f => f.GetStrategies(_lastCheckTime)).ToArray();
foreach (var tuple in ids.Where(t => t.Item2 < 0))
{
var strategy = _strategies.TryGetValue(tuple.Item1);
if (strategy != null)
{
StrategyDeleted?.Invoke(strategy);
}
}
var newIds = new List <long>();
var updatedIds = new List <long>();
foreach (var tuple in ids.Where(t => t.Item2 >= 0))
{
var strategy = _strategies.TryGetValue(tuple.Item1);
if (strategy != null)
{
updatedIds.Add(tuple.Item1);
}
else
{
newIds.Add(tuple.Item1);
}
}
var newStrategies = Invoke(f => f.GetDescription(newIds.ToArray()));
foreach (var newStrategy in newStrategies)
{
_strategies.Add(newStrategy.Id, newStrategy);
StrategyCreated?.Invoke(newStrategy);
}
var updatedStrategies = Invoke(f => f.GetDescription(updatedIds.ToArray()));
foreach (var updatedStrategy in updatedStrategies)
{
var strategy = _strategies[updatedStrategy.Id];
CopyTo(updatedStrategy, strategy);
StrategyUpdated?.Invoke(strategy);
}
_lastCheckTime = DateTime.Now;
}
private void Refresh()
{
var ids = Invoke(f => f.GetStrategies(_lastCheckTime)).ToArray();
foreach (var tuple in ids.Where(t => t.Item2 < 0))
{
var strategy = _strategies.TryGetValue(tuple.Item1);
if (strategy != null)
{
StrategyDeleted?.Invoke(strategy);
}
}
var newIds = new List <long>();
var updatedIds = new List <long>();
foreach (var tuple in ids.Where(t => t.Item2 >= 0))
{
var strategy = _strategies.TryGetValue(tuple.Item1);
if (strategy != null)
{
updatedIds.Add(tuple.Item1);
}
else
{
newIds.Add(tuple.Item1);
}
}
var newStrategies = Invoke(f => f.GetDescription(newIds.ToArray()));
foreach (var newStrategy in newStrategies)
{
_strategies.Add(newStrategy.Id, newStrategy);
StrategyCreated?.Invoke(newStrategy);
}
var updatedStrategies = Invoke(f => f.GetDescription(updatedIds.ToArray()));
foreach (var updatedStrategy in updatedStrategies)
{
var strategy = _strategies[updatedStrategy.Id];
CopyTo(updatedStrategy, strategy);
StrategyUpdated?.Invoke(strategy);
}
_lastCheckTime = DateTime.Now;
foreach (var backtest in _backtests.CachedValues)
{
if (_backtestResults.ContainsKey(backtest))
{
continue;
}
var resultId = Invoke(f => f.GetBacktestResult(SessionId, backtest.Id));
if (resultId == null)
{
continue;
}
_backtestResults.Add(backtest, resultId.Value);
BacktestStopped?.Invoke(backtest);
_startedBacktests.Remove(backtest);
}
foreach (var backtest in _startedBacktests.CachedKeys)
{
var count = Invoke(f => f.GetCompletedIterationCount(SessionId, backtest.Id));
var prevCount = _startedBacktests[backtest];
if (count == prevCount)
{
continue;
}
BacktestProgressChanged?.Invoke(backtest, count);
if (count == backtest.Iterations.Length)
{
_startedBacktests.Remove(backtest);
}
else
{
_startedBacktests[backtest] = count;
}
}
}
