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// 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
// TermsQuery filters documents that have fields that match any
// of the provided terms (not analyzed).
//
// For more details, see
// https://www.elastic.co/guide/en/elasticsearch/reference/5.2/query-dsl-terms-query.html
type TermsQuery struct {
name string
values []interface{}
termsLookup *TermsLookup
queryName string
boost *float64
}
// NewTermsQuery creates and initializes a new TermsQuery.
func NewTermsQuery(name string, values ...interface{}) *TermsQuery {
q := &TermsQuery{
name: name,
values: make([]interface{}, 0),
}
if len(values) > 0 {
q.values = append(q.values, values...)
}
return q
}
// TermsLookup adds terms lookup details to the query.
func (q *TermsQuery) TermsLookup(lookup *TermsLookup) *TermsQuery {
q.termsLookup = lookup
return q
}
// Boost sets the boost for this query.
func (q *TermsQuery) Boost(boost float64) *TermsQuery {
q.boost = &boost
return q
}
// QueryName sets the query name for the filter that can be used
// when searching for matched_filters per hit
func (q *TermsQuery) QueryName(queryName string) *TermsQuery {
q.queryName = queryName
return q
}
// Creates the query source for the term query.
func (q *TermsQuery) Source() (interface{}, error) {
// {"terms":{"name":["value1","value2"]}}
source := make(map[string]interface{})
params := make(map[string]interface{})
source["terms"] = params
if q.termsLookup != nil {
src, err := q.termsLookup.Source()
if err != nil {
return nil, err
}
params[q.name] = src
} else {
params[q.name] = q.values
if q.boost != nil {
params["boost"] = *q.boost
}
if q.queryName != "" {
params["_name"] = q.queryName
}
}
return source, nil
}
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