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![Lunny Xiao](/assets/img/avatar_default.png)
* Issue search support elasticsearch * Fix lint * Add indexer name on app.ini * add a warnning on SearchIssuesByKeyword * improve code
118 lines
3.1 KiB
Go
Vendored
118 lines
3.1 KiB
Go
Vendored
// 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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// ExtendedExtendedStatsAggregation is a multi-value metrics aggregation that
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// computes stats over numeric values extracted from the aggregated documents.
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// These values can be extracted either from specific numeric fields
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// in the documents, or be generated by a provided script.
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// See: https://www.elastic.co/guide/en/elasticsearch/reference/7.0/search-aggregations-metrics-extendedstats-aggregation.html
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type ExtendedStatsAggregation struct {
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field string
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script *Script
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format string
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missing interface{}
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sigma *float64
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subAggregations map[string]Aggregation
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meta map[string]interface{}
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}
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func NewExtendedStatsAggregation() *ExtendedStatsAggregation {
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return &ExtendedStatsAggregation{
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subAggregations: make(map[string]Aggregation),
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}
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}
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func (a *ExtendedStatsAggregation) Field(field string) *ExtendedStatsAggregation {
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a.field = field
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return a
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}
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func (a *ExtendedStatsAggregation) Script(script *Script) *ExtendedStatsAggregation {
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a.script = script
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return a
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}
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func (a *ExtendedStatsAggregation) Format(format string) *ExtendedStatsAggregation {
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a.format = format
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return a
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}
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func (a *ExtendedStatsAggregation) Missing(missing interface{}) *ExtendedStatsAggregation {
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a.missing = missing
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return a
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}
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func (a *ExtendedStatsAggregation) Sigma(sigma float64) *ExtendedStatsAggregation {
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a.sigma = &sigma
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return a
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}
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func (a *ExtendedStatsAggregation) SubAggregation(name string, subAggregation Aggregation) *ExtendedStatsAggregation {
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a.subAggregations[name] = subAggregation
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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 *ExtendedStatsAggregation) Meta(metaData map[string]interface{}) *ExtendedStatsAggregation {
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a.meta = metaData
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return a
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}
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func (a *ExtendedStatsAggregation) Source() (interface{}, error) {
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// Example:
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// {
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// "aggs" : {
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// "grades_stats" : { "extended_stats" : { "field" : "grade" } }
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// }
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// }
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// This method returns only the { "extended_stats" : { "field" : "grade" } } part.
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source := make(map[string]interface{})
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opts := make(map[string]interface{})
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source["extended_stats"] = opts
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// ValuesSourceAggregationBuilder
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if a.field != "" {
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opts["field"] = a.field
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}
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if a.script != nil {
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src, err := a.script.Source()
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if err != nil {
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return nil, err
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}
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opts["script"] = src
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}
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if a.format != "" {
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opts["format"] = a.format
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}
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if v := a.missing; v != nil {
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opts["missing"] = v
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}
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if v := a.sigma; v != nil {
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opts["sigma"] = *v
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}
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// AggregationBuilder (SubAggregations)
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if len(a.subAggregations) > 0 {
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aggsMap := make(map[string]interface{})
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source["aggregations"] = aggsMap
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for name, aggregate := range a.subAggregations {
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src, err := aggregate.Source()
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if err != nil {
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return nil, err
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}
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aggsMap[name] = src
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}
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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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