public static IReadOnlyCollection <DateHistogramBucket> GetDateHistogram <T>(this AggregationsHelper aggs,
Expression <Func <T, Object> > fieldGetter)
{
var histogramItem = aggs.DateHistogram(GetName(fieldGetter));
return(histogramItem.Buckets);
}
public static IList <HistogramItem> GetDateHistogram <T>(this AggregationsHelper aggs,
Expression <Func <T, Object> > fieldGetter)
{
var histogramItem = aggs.DateHistogram(GetName(fieldGetter));
return(histogramItem.Items);
}
public void AddAggregation_Helper()
{
var q = new Query <Customer>(true).SetSize(0);
var aggr = AggregationsHelper
.DateHistogram <Customer>(ic => ic.Created, "week",
order: new AggsOrder(AggsOrderBy.Key, AggsOrderDirection.Desc))
.TermsAggregation("_id", order: new AggsOrder("sum", AggsOrderDirection.Desc));
aggr.Aggregations["nested"].Add("sum",
AggregationsHelper.SumAggregation <Customer>(ic =>
ic.Age));
aggr.Aggregations["nested"].Add("above25percent_filter",
AggregationsHelper.BucketSelector("sum", "sum", "params.sum > 180"));
q.AddAggregation(aggr);
var result = new DocumentSearch <Customer>().Search(_client, q);
var b = result.Aggregations["agg_DateHistogram"].Buckets.Where(x => x.Nested.Buckets.Any());
Assert.IsNotNull(b);
}
public void Ren3_gt25percent()
{
var gt25percent = new Query <IndexedClass>(true).SetSize(0);
var aggr = AggregationsHelper
.DateHistogram <IndexedClass>(ic => ic.Children.PropertyName(c => c.DateTimeNotNullable), "week",
order: new AggsOrder(AggsOrderBy.Key, AggsOrderDirection.Desc))
.TermsAggregation("_id", order: new AggsOrder("sum", AggsOrderDirection.Desc));
aggr.Aggregations["nested"].Add("sum",
AggregationsHelper.SumAggregation <IndexedClass>(ic =>
ic.Children.PropertyName(c => c.DateTimeNotNullable)));
aggr.Aggregations["nested"].Add("above25percent_filter",
AggregationsHelper.BucketSelector("sum", "sum", "params.sum > 2520"));
gt25percent.NestedAggregation(ic => ic.Children, aggr);
Assert.AreEqual(
"{\"query\":{\"bool\":{}},\"aggs\":{\"nested_Children_0\":{\"nested\":{\"path\":\"Children\"},\"aggs\":{\"nested\":{\"date_histogram\":" +
"{\"interval\":\"week\",\"field\":\"Children.DateTimeNotNullable\",\"order\":{\"_key\":\"desc\"}},\"aggs\":{\"nested\":{\"terms\":" +
"{\"field\":\"_id\",\"order\":{\"sum\":\"desc\"}},\"aggs\":{\"sum\":{\"sum\":{\"field\":\"Children.DateTimeNotNullable\"}},\"above25percent_filter\":" +
"{\"bucket_selector\":{\"buckets_path\":{\"sum\":\"sum\"},\"script\":\"params.sum > 2520\"}}}}}}}}},\"size\":0}",
gt25percent.ToJson());
}
