public Task RemoveCurrencyPair(CurrencyPairDto ccyPair)
{
var update = new CurrencyPairUpdateDto
{
CurrencyPair = ccyPair,
UpdateType = UpdateTypeDto.Removed
};
return Publish(update);
}
public ICurrencyPairUpdate Create(CurrencyPairUpdateDto currencyPairUpdate)
{
var cp = new CurrencyPair(
currencyPairUpdate.CurrencyPair.Symbol,
currencyPairUpdate.CurrencyPair.RatePrecision,
currencyPairUpdate.CurrencyPair.PipsPosition,
_priceRepository);
var update =
new CurrencyPairUpdate(
currencyPairUpdate.UpdateType == UpdateTypeDto.Added ? UpdateType.Add : UpdateType.Remove, cp);
return update;
}
private async Task Publish(CurrencyPairUpdateDto update)
{
IHubCallerConnectionContext context = _contextHolder.ReferenceDataHubClients;
if (context == null) return;
const string groupName = ReferenceDataHub.CurrencyPairUpdateGroupName;
try
{
await context.Group(groupName).OnCurrencyPairUpdate(update);
Log.InfoFormat("Published currency pair update to group {0}: {1}", groupName, update);
}
catch (Exception e)
{
Log.Error(
string.Format("An error occurred while publishing currency pair update to group {0}: {1}", groupName,
update), e);
}
}