private TermsAggregationDescriptor <PersistentEvent> BuildTermSort(TermsAggregationDescriptor <PersistentEvent> aggregations, IEnumerable <FieldAggregation> fields)
{
var field = fields.FirstOrDefault(f => f.SortOrder.HasValue);
if (field?.SortOrder == null)
{
return(aggregations);
}
return(field.SortOrder.Value == Foundatio.Repositories.Models.SortOrder.Ascending ? aggregations.OrderAscending(field.Key) : aggregations.OrderDescending(field.Key));
}
public void TermAggregationSerializes()
{
var s = new TermsAggregationDescriptor<ElasticsearchProject>()
.CollectMode(TermsAggregationCollectMode.BreadthFirst)
.ExecutionHint(TermsAggregationExecutionHint.GlobalOrdinalsLowCardinality)
.Field(p => p.Country)
.MinimumDocumentCount(1)
.OrderAscending("_count");
this.JsonEquals(s, MethodBase.GetCurrentMethod());
}
public void TermAggregationSerializes()
{
var s = new TermsAggregationDescriptor <ElasticsearchProject>()
.CollectMode(TermsAggregationCollectMode.BreadthFirst)
.ExecutionHint(TermsAggregationExecutionHint.GlobalOrdinalsLowCardinality)
.Field(p => p.Country)
.MinimumDocumentCount(1)
.OrderAscending("_count");
this.JsonEquals(s, MethodBase.GetCurrentMethod());
}
/// <summary>
/// Creates a nested aggregation. Wraps the aggregation on which it is called by a new Terms aggregation, using the provided fieldName.
/// </summary>
public static AggregationContainerDescriptor <T> GroupBy <T>(this AggregationContainerDescriptor <T> innerAggregation, string fieldName) where T : class
{
var v = new AggregationContainerDescriptor <T>();
v.Terms(fieldName, tr =>
{
var trmAggDescriptor = new TermsAggregationDescriptor <T>();
trmAggDescriptor.Field(fieldName);
trmAggDescriptor.Size(int.MaxValue);
return(trmAggDescriptor.Aggregations(x => innerAggregation));
});
return(v);
}
public static AggregationDescriptor <T> GroupBy <T>(this AggregationDescriptor <T> innerAggregation, String key) where T : class
{
AggregationDescriptor <T> v = new AggregationDescriptor <T>();
v.Terms(key, tr =>
{
TermsAggregationDescriptor <T> trmAggDescriptor = new TermsAggregationDescriptor <T>();
trmAggDescriptor.Field(key);
trmAggDescriptor.Size(int.MaxValue);
return(trmAggDescriptor.Aggregations(x => innerAggregation));
});
return(v);
}
/// <summary>
/// Creates a nested aggregation. Wraps the aggregation on which it is called by a new Terms aggregation, using the provided fieldGetter function to terms on the field.
/// </summary>
public static AggregationContainerDescriptor <T> GroupBy <T>(this AggregationContainerDescriptor <T> innerAggregation, Expression <Func <T, object> > fieldGetter) where T : class
{
var fieldName = fieldGetter.GetAggName(AggType.GroupBy);
var v = new AggregationContainerDescriptor <T>();
v.Terms(fieldName, tr =>
{
var trmAggDescriptor = new TermsAggregationDescriptor <T>();
trmAggDescriptor.Field(fieldGetter);
trmAggDescriptor.Size(int.MaxValue);
return(trmAggDescriptor.Aggregations(x => innerAggregation));
});
return(v);
}
private TermsAggregationDescriptor<PersistentEvent> BuildTermSort(TermsAggregationDescriptor<PersistentEvent> aggregations, IEnumerable<FieldAggregation> fields) {
var field = fields.FirstOrDefault(f => f.SortOrder.HasValue);
if (field?.SortOrder == null)
return aggregations;
return field.SortOrder.Value == Foundatio.Repositories.Models.SortOrder.Ascending ? aggregations.OrderAscending(field.Key) : aggregations.OrderDescending(field.Key);
}
