public async Task ProcessStreamItem(StreamRule rule)
{
StreamRule currentRule = null;
bool found = _rules.TryGetValue(rule.Id, out currentRule);
switch (rule.Operation)
{
case StreamOperation.Insert:
case StreamOperation.Update:
if (!found || currentRule.Compare(rule) != 0)
{
if (_persistenceLayer != null)
{
await _persistenceLayer.ProcessStreamItem(rule);
}
}
_rules[rule.Id] = rule;
break;
case StreamOperation.Delete:
if (found)
{
if (_persistenceLayer != null)
{
await _persistenceLayer.ProcessStreamItem(rule);
}
_rules.TryRemove(rule.Id, out currentRule);
}
break;
default:
break;
}
}
private async Task InsertRule(StreamRule rule)
{
var CallSPCmd = new SqlCommand();
await DoSqlCmd(CallSPCmd, () =>
{
var Id = int.Parse(rule.Id.Split('-')[1]);
var PortfolioId = int.Parse(rule.PortfolioId.Split(':')[1]);
CallSPCmd.CommandText = "exec InsertRule @Id, @PortfolioId, @Expression, @Timestamp";
CallSPCmd.Parameters.Add("@Id", SqlDbType.Int).Value = PortfolioId * 1000000 + Id;
CallSPCmd.Parameters.Add("@PortfolioId", SqlDbType.Int).Value = PortfolioId;
CallSPCmd.Parameters.Add("@Expression", SqlDbType.NVarChar).Value = rule.Expression;
CallSPCmd.Parameters.Add("@Timestamp", SqlDbType.DateTime).Value = rule.Date;
});
}
public virtual Task RuleUpdated(StreamRule streamItem)
{
return(Task.CompletedTask);
}
public override Task RuleUpdated(StreamRule streamItem)
{
return(_dataLayer.ProcessStreamItem(streamItem));
}