mirror of
https://codeberg.org/forgejo/forgejo.git
synced 2024-08-27 23:17:54 +02:00
* Issue search support elasticsearch * Fix lint * Add indexer name on app.ini * add a warnning on SearchIssuesByKeyword * improve code
97 lines
2.2 KiB
Go
Vendored
97 lines
2.2 KiB
Go
Vendored
// Copyright 2012-present Oliver Eilhard. All rights reserved.
|
|
// Use of this source code is governed by a MIT-license.
|
|
// See http://olivere.mit-license.org/license.txt for details.
|
|
|
|
package elastic
|
|
|
|
// A boosting query can be used to effectively
|
|
// demote results that match a given query.
|
|
// For more details, see:
|
|
// https://www.elastic.co/guide/en/elasticsearch/reference/7.0/query-dsl-boosting-query.html
|
|
type BoostingQuery struct {
|
|
Query
|
|
positiveClause Query
|
|
negativeClause Query
|
|
negativeBoost *float64
|
|
boost *float64
|
|
}
|
|
|
|
// Creates a new boosting query.
|
|
func NewBoostingQuery() *BoostingQuery {
|
|
return &BoostingQuery{}
|
|
}
|
|
|
|
func (q *BoostingQuery) Positive(positive Query) *BoostingQuery {
|
|
q.positiveClause = positive
|
|
return q
|
|
}
|
|
|
|
func (q *BoostingQuery) Negative(negative Query) *BoostingQuery {
|
|
q.negativeClause = negative
|
|
return q
|
|
}
|
|
|
|
func (q *BoostingQuery) NegativeBoost(negativeBoost float64) *BoostingQuery {
|
|
q.negativeBoost = &negativeBoost
|
|
return q
|
|
}
|
|
|
|
func (q *BoostingQuery) Boost(boost float64) *BoostingQuery {
|
|
q.boost = &boost
|
|
return q
|
|
}
|
|
|
|
// Creates the query source for the boosting query.
|
|
func (q *BoostingQuery) Source() (interface{}, error) {
|
|
// {
|
|
// "boosting" : {
|
|
// "positive" : {
|
|
// "term" : {
|
|
// "field1" : "value1"
|
|
// }
|
|
// },
|
|
// "negative" : {
|
|
// "term" : {
|
|
// "field2" : "value2"
|
|
// }
|
|
// },
|
|
// "negative_boost" : 0.2
|
|
// }
|
|
// }
|
|
|
|
query := make(map[string]interface{})
|
|
|
|
boostingClause := make(map[string]interface{})
|
|
query["boosting"] = boostingClause
|
|
|
|
// Negative and positive clause as well as negative boost
|
|
// are mandatory in the Java client.
|
|
|
|
// positive
|
|
if q.positiveClause != nil {
|
|
src, err := q.positiveClause.Source()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
boostingClause["positive"] = src
|
|
}
|
|
|
|
// negative
|
|
if q.negativeClause != nil {
|
|
src, err := q.negativeClause.Source()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
boostingClause["negative"] = src
|
|
}
|
|
|
|
if q.negativeBoost != nil {
|
|
boostingClause["negative_boost"] = *q.negativeBoost
|
|
}
|
|
|
|
if q.boost != nil {
|
|
boostingClause["boost"] = *q.boost
|
|
}
|
|
|
|
return query, nil
|
|
}
|