private static void AddAggregationValue(AggregationResponse aggregation, FacetResult facetResult, string valueId)
{
if (facetResult != null && facetResult.Count > 0)
{
var aggregationValue = new AggregationResponseValue
{
Id = valueId,
Count = facetResult.Count ?? 0,
};
aggregation.Values.Add(aggregationValue);
}
}
private static AggregationResponse GetTermAggregation(TermAggregationRequest termAggregationRequest, FacetResults facets)
{
AggregationResponse result = null;
if (termAggregationRequest != null)
{
var azureFieldName = AzureSearchHelper.ToAzureFieldName(termAggregationRequest.FieldName);
if (!string.IsNullOrEmpty(azureFieldName))
{
var facetResults = facets.ContainsKey(azureFieldName) ? facets[azureFieldName] : null;
if (facetResults != null && facetResults.Any())
{
result = new AggregationResponse
{
Id = (termAggregationRequest.Id ?? termAggregationRequest.FieldName).ToLowerInvariant(),
Values = new List <AggregationResponseValue>(),
};
var values = termAggregationRequest.Values;
if (values != null)
{
foreach (var value in values)
{
var facetResult = facetResults.FirstOrDefault(r => r.Value.ToStringInvariant().EqualsInvariant(value));
AddAggregationValue(result, facetResult, value);
}
}
else
{
// Return all facet results if values are not defined
foreach (var facetResult in facetResults)
{
var aggregationValue = new AggregationResponseValue
{
Id = facetResult.Value.ToStringInvariant(),
Count = facetResult.Count ?? 0,
};
result.Values.Add(aggregationValue);
}
}
}
}
}
return(result);
}
private static void AddAggregationValues(AggregationResponse aggregation, string responseKey, string valueId, IReadOnlyDictionary <string, IAggregate> searchResponseAggregations)
{
if (searchResponseAggregations.ContainsKey(responseKey))
{
var aggregate = searchResponseAggregations[responseKey];
var bucketAggregate = aggregate as BucketAggregate;
var singleBucketAggregate = aggregate as SingleBucketAggregate;
if (singleBucketAggregate != null)
{
if (singleBucketAggregate.Aggregations != null)
{
bucketAggregate = singleBucketAggregate.Aggregations[responseKey] as BucketAggregate;
}
else if (singleBucketAggregate.DocCount > 0)
{
var aggregationValue = new AggregationResponseValue
{
Id = valueId,
Count = singleBucketAggregate.DocCount
};
aggregation.Values.Add(aggregationValue);
}
}
if (bucketAggregate != null)
{
foreach (var term in bucketAggregate.Items.OfType <KeyedBucket <object> >())
{
if (term.DocCount > 0)
{
var aggregationValue = new AggregationResponseValue
{
Id = term.Key.ToStringInvariant(),
Count = term.DocCount ?? 0
};
aggregation.Values.Add(aggregationValue);
}
}
}
}
}
private static AggregationResponseValue GetAggregationValue(string valueId, Filter valueFilter, Filter commonFilter, IndexSearcher searcher)
{
AggregationResponseValue result = null;
var filter = LuceneSearchFilterBuilder.JoinNonEmptyFilters(new[] { commonFilter, valueFilter }, Occur.MUST);
if (filter != null)
{
var count = CalculateFacetCount(searcher, filter);
if (count > 0)
{
result = new AggregationResponseValue {
Id = valueId, Count = count
};
}
}
return(result);
}
