public override void PropagateAssert(IExecutionContext context, IList <Fact> facts)
{
var joinedSets = JoinedSets(context, facts);
var aggregation = new Aggregation();
foreach (var set in joinedSets)
{
if (set.Facts.Count == 0)
{
continue;
}
var matchingFacts = new List <Fact>();
foreach (var fact in set.Facts)
{
if (MatchesConditions(context, set.Tuple, fact))
{
matchingFacts.Add(fact);
}
}
if (matchingFacts.Count > 0)
{
IAggregator aggregator = GetAggregator(set.Tuple);
var results = aggregator.Add(set.Tuple, matchingFacts);
aggregation.Add(set.Tuple, results);
}
}
PropagateAggregation(context, aggregation);
}
public override void PropagateAssert(IExecutionContext context, IList <Tuple> tuples)
{
var joinedSets = JoinedSets(context, tuples);
var aggregation = new Aggregation();
foreach (var set in joinedSets)
{
var factObjects = new List <object>();
foreach (var fact in set.Facts)
{
if (MatchesConditions(context, set.Tuple, fact))
{
factObjects.Add(fact.Object);
}
}
IAggregator aggregator = CreateAggregator(set.Tuple);
var results = aggregator.Add(factObjects);
aggregation.Add(set.Tuple, results);
}
PropagateAggregation(context, aggregation);
}
private void AddAggregationResult(Aggregation aggregation, Tuple tuple, IEnumerable <AggregationResult> results)
{
foreach (var result in results)
{
switch (result.Action)
{
case AggregationAction.Added:
var addedFact = CreateAggregateFact(result.Aggregate);
aggregation.Add(tuple, addedFact);
break;
case AggregationAction.Modified:
var modifiedFact = GetAggregateFact(result.Aggregate, result.Previous);
aggregation.Modify(tuple, modifiedFact);
break;
case AggregationAction.Removed:
var removedFact = RemoveAggregateFact(result.Aggregate);
aggregation.Remove(tuple, removedFact);
break;
}
}
}