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* Issue search support elasticsearch * Fix lint * Add indexer name on app.ini * add a warnning on SearchIssuesByKeyword * improve code
245 lines
6.6 KiB
Go
Vendored
245 lines
6.6 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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import (
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"time"
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)
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// RangeAggregation is a multi-bucket value source based aggregation that
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// enables the user to define a set of ranges - each representing a bucket.
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// During the aggregation process, the values extracted from each document
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// will be checked against each bucket range and "bucket" the
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// relevant/matching document. Note that this aggregration includes the
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// from value and excludes the to value for each range.
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// See: https://www.elastic.co/guide/en/elasticsearch/reference/7.0/search-aggregations-bucket-range-aggregation.html
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type RangeAggregation struct {
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field string
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script *Script
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missing interface{}
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subAggregations map[string]Aggregation
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meta map[string]interface{}
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keyed *bool
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unmapped *bool
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entries []rangeAggregationEntry
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}
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type rangeAggregationEntry struct {
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Key string
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From interface{}
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To interface{}
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}
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func NewRangeAggregation() *RangeAggregation {
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return &RangeAggregation{
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subAggregations: make(map[string]Aggregation),
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entries: make([]rangeAggregationEntry, 0),
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}
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}
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func (a *RangeAggregation) Field(field string) *RangeAggregation {
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a.field = field
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return a
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}
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func (a *RangeAggregation) Script(script *Script) *RangeAggregation {
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a.script = script
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return a
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}
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// Missing configures the value to use when documents miss a value.
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func (a *RangeAggregation) Missing(missing interface{}) *RangeAggregation {
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a.missing = missing
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return a
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}
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func (a *RangeAggregation) SubAggregation(name string, subAggregation Aggregation) *RangeAggregation {
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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 *RangeAggregation) Meta(metaData map[string]interface{}) *RangeAggregation {
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a.meta = metaData
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return a
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}
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func (a *RangeAggregation) Keyed(keyed bool) *RangeAggregation {
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a.keyed = &keyed
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return a
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}
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func (a *RangeAggregation) Unmapped(unmapped bool) *RangeAggregation {
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a.unmapped = &unmapped
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return a
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}
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func (a *RangeAggregation) AddRange(from, to interface{}) *RangeAggregation {
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a.entries = append(a.entries, rangeAggregationEntry{From: from, To: to})
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return a
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}
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func (a *RangeAggregation) AddRangeWithKey(key string, from, to interface{}) *RangeAggregation {
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a.entries = append(a.entries, rangeAggregationEntry{Key: key, From: from, To: to})
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return a
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}
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func (a *RangeAggregation) AddUnboundedTo(from interface{}) *RangeAggregation {
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a.entries = append(a.entries, rangeAggregationEntry{From: from, To: nil})
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return a
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}
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func (a *RangeAggregation) AddUnboundedToWithKey(key string, from interface{}) *RangeAggregation {
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a.entries = append(a.entries, rangeAggregationEntry{Key: key, From: from, To: nil})
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return a
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}
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func (a *RangeAggregation) AddUnboundedFrom(to interface{}) *RangeAggregation {
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a.entries = append(a.entries, rangeAggregationEntry{From: nil, To: to})
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return a
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}
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func (a *RangeAggregation) AddUnboundedFromWithKey(key string, to interface{}) *RangeAggregation {
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a.entries = append(a.entries, rangeAggregationEntry{Key: key, From: nil, To: to})
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return a
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}
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func (a *RangeAggregation) Lt(to interface{}) *RangeAggregation {
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a.entries = append(a.entries, rangeAggregationEntry{From: nil, To: to})
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return a
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}
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func (a *RangeAggregation) LtWithKey(key string, to interface{}) *RangeAggregation {
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a.entries = append(a.entries, rangeAggregationEntry{Key: key, From: nil, To: to})
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return a
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}
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func (a *RangeAggregation) Between(from, to interface{}) *RangeAggregation {
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a.entries = append(a.entries, rangeAggregationEntry{From: from, To: to})
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return a
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}
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func (a *RangeAggregation) BetweenWithKey(key string, from, to interface{}) *RangeAggregation {
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a.entries = append(a.entries, rangeAggregationEntry{Key: key, From: from, To: to})
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return a
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}
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func (a *RangeAggregation) Gt(from interface{}) *RangeAggregation {
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a.entries = append(a.entries, rangeAggregationEntry{From: from, To: nil})
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return a
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}
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func (a *RangeAggregation) GtWithKey(key string, from interface{}) *RangeAggregation {
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a.entries = append(a.entries, rangeAggregationEntry{Key: key, From: from, To: nil})
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return a
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}
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func (a *RangeAggregation) Source() (interface{}, error) {
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// Example:
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// {
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// "aggs" : {
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// "price_ranges" : {
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// "range" : {
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// "field" : "price",
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// "ranges" : [
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// { "to" : 50 },
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// { "from" : 50, "to" : 100 },
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// { "from" : 100 }
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// ]
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// }
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// }
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// }
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// }
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//
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// This method returns only the { "range" : { ... } } part.
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source := make(map[string]interface{})
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opts := make(map[string]interface{})
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source["range"] = 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.missing != nil {
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opts["missing"] = a.missing
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}
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if a.keyed != nil {
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opts["keyed"] = *a.keyed
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}
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if a.unmapped != nil {
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opts["unmapped"] = *a.unmapped
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}
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var ranges []interface{}
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for _, ent := range a.entries {
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r := make(map[string]interface{})
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if ent.Key != "" {
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r["key"] = ent.Key
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}
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if ent.From != nil {
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switch from := ent.From.(type) {
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case int, int16, int32, int64, float32, float64:
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r["from"] = from
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case *int, *int16, *int32, *int64, *float32, *float64:
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r["from"] = from
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case time.Time:
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r["from"] = from.Format(time.RFC3339)
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case *time.Time:
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r["from"] = from.Format(time.RFC3339)
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case string:
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r["from"] = from
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case *string:
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r["from"] = from
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}
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}
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if ent.To != nil {
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switch to := ent.To.(type) {
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case int, int16, int32, int64, float32, float64:
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r["to"] = to
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case *int, *int16, *int32, *int64, *float32, *float64:
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r["to"] = to
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case time.Time:
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r["to"] = to.Format(time.RFC3339)
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case *time.Time:
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r["to"] = to.Format(time.RFC3339)
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case string:
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r["to"] = to
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case *string:
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r["to"] = to
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}
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}
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ranges = append(ranges, r)
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}
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opts["ranges"] = ranges
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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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