private static bool NeedToInvalidateCache(BrokerSettingsChangedEvent e)
{
//invalidating cache only if fields related to assets changed
//see CronutAssetExtensions.SetDividendFactorFields for details
return(!e.NewValue.Dividends871MPercent.Equals(e.OldValue.Dividends871MPercent) ||
!e.NewValue.DividendsLongPercent.Equals(e.OldValue.DividendsLongPercent) ||
!e.NewValue.DividendsShortPercent.Equals(e.OldValue.DividendsShortPercent));
}
private Task HandleBrokerSettingsChangedEvent(BrokerSettingsChangedEvent @event)
{
if (@event.ChangeType == ChangeType.Edition && @event.NewValue.BrokerId == brokerId)
{
brokerSettingsCache.Update(@event.NewValue);
}
return(Task.CompletedTask);
}
public async Task Handle(BrokerSettingsChangedEvent e)
{
if (NeedToInvalidateCache(e))
{
_log.Info("Invalidating cache for all legacy assets", context: e);
await _legacyAssetsCacheUpdater.UpdateAll(e.Timestamp);
}
else
{
_log.Info("Cache invalidation not required", context: e);
}
}
public async Task Handle(BrokerSettingsChangedEvent e)
{
switch (e.ChangeType)
{
case ChangeType.Creation:
break;
case ChangeType.Edition:
if (e.OldValue == null || IsScheduleDataChanged(e.OldValue, e.NewValue, _settings.BrokerId))
{
await _scheduleSettingsCache.UpdateAllSettingsAsync();
_overnightMarginService.ScheduleNext();
_scheduleControlService.ScheduleNext();
}
break;
case ChangeType.Deletion:
break;
default:
throw new ArgumentOutOfRangeException();
}
}
private async Task ProcessMessageAsync(BrokerSettingsChangedEvent message)
{
await _handler.Handle(message);
_log.Info($"Handled event {nameof(BrokerSettingsChangedEvent)}. Event created at: {message.Timestamp.ToShortTimeString()}");
}
