mirror of https://github.com/go-gitea/gitea.git
95 lines
2.7 KiB
Go
95 lines
2.7 KiB
Go
// Copyright 2012-present Oliver Eilhard. All rights reserved.
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// Use of this source code is governed by a MIT-license.
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// See http://olivere.mit-license.org/license.txt for details.
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package elastic
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// SumBucketAggregation is a sibling pipeline aggregation which calculates
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// the sum across all buckets of a specified metric in a sibling aggregation.
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// The specified metric must be numeric and the sibling aggregation must
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// be a multi-bucket aggregation.
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//
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// For more details, see
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// https://www.elastic.co/guide/en/elasticsearch/reference/7.0/search-aggregations-pipeline-sum-bucket-aggregation.html
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type SumBucketAggregation struct {
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format string
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gapPolicy string
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meta map[string]interface{}
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bucketsPaths []string
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}
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// NewSumBucketAggregation creates and initializes a new SumBucketAggregation.
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func NewSumBucketAggregation() *SumBucketAggregation {
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return &SumBucketAggregation{
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bucketsPaths: make([]string, 0),
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}
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}
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// Format to use on the output of this aggregation.
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func (a *SumBucketAggregation) Format(format string) *SumBucketAggregation {
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a.format = format
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return a
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}
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// GapPolicy defines what should be done when a gap in the series is discovered.
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// Valid values include "insert_zeros" or "skip". Default is "insert_zeros".
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func (a *SumBucketAggregation) GapPolicy(gapPolicy string) *SumBucketAggregation {
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a.gapPolicy = gapPolicy
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return a
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}
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// GapInsertZeros inserts zeros for gaps in the series.
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func (a *SumBucketAggregation) GapInsertZeros() *SumBucketAggregation {
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a.gapPolicy = "insert_zeros"
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return a
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}
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// GapSkip skips gaps in the series.
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func (a *SumBucketAggregation) GapSkip() *SumBucketAggregation {
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a.gapPolicy = "skip"
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return a
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}
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// Meta sets the meta data to be included in the aggregation response.
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func (a *SumBucketAggregation) Meta(metaData map[string]interface{}) *SumBucketAggregation {
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a.meta = metaData
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return a
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}
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// BucketsPath sets the paths to the buckets to use for this pipeline aggregator.
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func (a *SumBucketAggregation) BucketsPath(bucketsPaths ...string) *SumBucketAggregation {
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a.bucketsPaths = append(a.bucketsPaths, bucketsPaths...)
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return a
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}
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// Source returns the a JSON-serializable interface.
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func (a *SumBucketAggregation) Source() (interface{}, error) {
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source := make(map[string]interface{})
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params := make(map[string]interface{})
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source["sum_bucket"] = params
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if a.format != "" {
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params["format"] = a.format
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}
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if a.gapPolicy != "" {
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params["gap_policy"] = a.gapPolicy
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}
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// Add buckets paths
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switch len(a.bucketsPaths) {
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case 0:
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case 1:
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params["buckets_path"] = a.bucketsPaths[0]
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default:
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params["buckets_path"] = a.bucketsPaths
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}
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// Add Meta data if available
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if len(a.meta) > 0 {
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source["meta"] = a.meta
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}
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return source, nil
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}
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