public static ActiveEvent FromExt(ActiveEventExt item)
{
var rv = new ActiveEvent()
{
Start = item.OriginalStart,
End = item.End,
Hash = item.Hash,
Key = item.Key,
Payload = item.Payload
};
return(rv);
}
// The "SkipBuffering" tells us that we're at the end of a round, called from "purge". Rather than buffering this, we should
// just issue it as a begin event.
private void ActOnStart(TPayload payload, TKey key, int hash, long eventstart, bool skipBuffering = false)
{
var lookupStart = new KHP // we look up start events by Hash, Key, Payload
{
Hash = hash,
Key = key,
Payload = payload
};
// We should match ONLY on
bool foundInClosedEvents = this.ClosedEvents.entries[this.ClosedEventsIndex].value.ContainsKey(eventstart) && this.ClosedEvents.entries[this.ClosedEventsIndex].value[eventstart].Lookup(lookupStart, out _);
if (foundInClosedEvents)
{
// reopen it! Make sure that we squirrel away the ORIGINAL start time as VALUE, and the MOST RECENT as the Key
var original = RemoveOne(this.ClosedEvents.entries[this.ClosedEventsIndex].value[eventstart], lookupStart); // .entries[indx].value; // this has the original start time
var originalExt = new ActiveEventExt
{
OriginalStart = original.Start,
Start = eventstart,
End = StreamEvent.InfinitySyncTime,
Hash = hash,
Key = key,
Payload = payload
};
InsertOrAppend(this.OpenEvents.entries[this.OpenEventsIndex].value, lookupStart, originalExt);
}
else
{
// We MIGHT match an open event. We need to search through anything that might be in
// OpenEvents[ lookupStart ] to see if it's there.
// Matching an "open" event means that we've already got something like
// BEGIN( Payload = P, Start = 0 )
// BEGIN( Payload = P, Start = 1 )
// END ( Payload = P, End = 1, Start = 0)
// In this case, we don't want to issue a new Start on the second Begin--instead, we
// want to wait for the Begin and get rid of it.
bool candidatesInOpenEvents = this.OpenEvents.entries[this.OpenEventsIndex].value.Lookup(lookupStart, out var indx);
if (candidatesInOpenEvents && !skipBuffering && this.OpenEvents.entries[this.OpenEventsIndex].value.entries[indx].value.Count > 0)
{
// We found a matching event. What we need to do is squirrel this away until the
// end of the time step.
// Every time we see an END event, we'll check if it matches this squirreled-away
// event. If it does, well and good; we'll process the END , then this
// If it doesn't, we should issue a brand new Start, as below
if (this.CurrentTimeOpenEventBuffer.entries[this.CurrentTimeOpenEventBufferIndex].value.Lookup(lookupStart, out int ctoindx))
{
this.CurrentTimeOpenEventBuffer.entries[this.CurrentTimeOpenEventBufferIndex].value.entries[ctoindx].value++;
}
else
{
this.CurrentTimeOpenEventBuffer.entries[this.CurrentTimeOpenEventBufferIndex].value.Insert(lookupStart, 1);
}
this.CurrentTimeOpenEventBufferTime.entries[this.CurrentTimeOpenEventBufferTimeIndex].value = eventstart;
}
else
{ // issue a brand new start
var activeEventExt = new ActiveEventExt
{
Hash = hash,
Key = key,
Payload = payload,
Start = eventstart,
OriginalStart = eventstart,
End = StreamEvent.InfinitySyncTime
};
// brand new event! Issue a public version
Emit(ActiveEvent.FromExt(activeEventExt));
InsertOrAppend(this.OpenEvents.entries[this.OpenEventsIndex].value, lookupStart, activeEventExt);
}
}
}
