private static FacetResult ProcessFacet(FacetBase facet, List <QueryExpression> facetRanges, FacetQuery query)
{
var result = new FacetResult
{
Result = new Raven.Client.Documents.Queries.Facets.FacetResult(),
Options = facet.Options
};
string fieldName = null;
if (facet is Facet aggregationOnlyFacet)
{
result.AggregateBy = aggregationOnlyFacet.FieldName ?? Constants.Documents.Querying.Facet.AllResults;
fieldName = result.AggregateBy;
}
else if (facet is RangeFacet)
{
Debug.Assert(facetRanges != null && facetRanges.Count > 0);
RangeType?rangeType = null;
var ranges = new List <ParsedRange>();
foreach (var range in facetRanges)
{
var parsedRange = ParseRange(range, query, out var type);
if (rangeType.HasValue == false)
{
rangeType = type;
}
else if (rangeType.Value != type)
{
ThrowDifferentTypesOfRangeValues(query, rangeType.Value, type, parsedRange.Field);
}
ranges.Add(parsedRange);
if (fieldName == null)
{
fieldName = parsedRange.Field;
}
else
{
if (fieldName != parsedRange.Field)
{
ThrowRangeDefinedOnDifferentFields(query, fieldName, parsedRange.Field);
}
}
}
result.AggregateBy = fieldName;
result.Ranges = ranges;
result.RangeType = rangeType.Value;
}
else
{
ThrowUnknownFacetType(facet);
}
result.Result.Name = facet.DisplayFieldName ?? fieldName;
foreach (var kvp in facet.Aggregations)
{
if (query.Legacy && kvp.Value.Count > 1)
{
throw new InvalidQueryException($"Detected duplicate facet aggregation operation '{kvp.Key}'. Each facet can only contain one of each available operations.");
}
foreach (var v in kvp.Value)
{
if (result.Aggregations.TryGetValue(v, out var value) == false)
{
result.Aggregations[v] = value = new FacetResult.Aggregation();
}
switch (kvp.Key)
{
case FacetAggregation.Max:
value.Max = true;
break;
case FacetAggregation.Min:
value.Min = true;
break;
case FacetAggregation.Average:
value.Average = true;
break;
case FacetAggregation.Sum:
value.Sum = true;
break;
}
}
}
return(result);
}
private static FacetResult ProcessFacet(FacetBase facet, List <QueryExpression> facetRanges, FacetQuery query)
{
var result = new FacetResult
{
Result = new Raven.Client.Documents.Queries.Facets.FacetResult(),
Options = facet.Options
};
string fieldName = null;
if (facet is Facet aggregationOnlyFacet)
{
result.AggregateBy = aggregationOnlyFacet.FieldName;
fieldName = result.AggregateBy;
}
else if (facet is RangeFacet)
{
Debug.Assert(facetRanges != null && facetRanges.Count > 0);
RangeType?rangeType = null;
var ranges = new List <ParsedRange>();
foreach (var range in facetRanges)
{
var parsedRange = ParseRange(range, query, out var type);
if (rangeType.HasValue == false)
{
rangeType = type;
}
else if (rangeType.Value != type)
{
ThrowDifferentTypesOfRangeValues(query, rangeType.Value, type, parsedRange.Field);
}
ranges.Add(parsedRange);
result.Result.Values.Add(new FacetValue
{
Range = parsedRange.RangeText
});
if (fieldName == null)
{
fieldName = parsedRange.Field;
}
else
{
if (fieldName != parsedRange.Field)
{
ThrowRangeDefinedOnDifferentFields(query, fieldName, parsedRange.Field);
}
}
}
result.AggregateBy = fieldName;
result.Ranges = ranges;
result.RangeType = rangeType.Value;
}
else
{
ThrowUnknownFacetType(facet);
}
result.Result.Name = facet.DisplayFieldName ?? fieldName;
foreach (var kvp in facet.Aggregations)
{
if (result.Aggregations.TryGetValue(kvp.Value, out var value) == false)
{
result.Aggregations[kvp.Value] = value = new FacetResult.Aggregation();
}
switch (kvp.Key)
{
case FacetAggregation.Max:
value.Max = true;
break;
case FacetAggregation.Min:
value.Min = true;
break;
case FacetAggregation.Average:
value.Average = true;
break;
case FacetAggregation.Sum:
value.Sum = true;
break;
}
}
return(result);
}
