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89 lines
2.2 KiB
89 lines
2.2 KiB
2 years ago
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// 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 es
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// TermsQuery filters documents that have fields that match any
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// of the provided terms (not analyzed).
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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/query-dsl-terms-query.html
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type TermsQuery struct {
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name string
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values []interface{}
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termsLookup *TermsLookup
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queryName string
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boost *float64
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}
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// NewTermsQuery creates and initializes a new TermsQuery.
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func NewTermsQuery(name string, values ...interface{}) *TermsQuery {
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q := &TermsQuery{
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name: name,
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values: make([]interface{}, 0),
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}
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if len(values) > 0 {
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q.values = append(q.values, values...)
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}
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return q
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}
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// NewTermsQueryFromStrings creates and initializes a new TermsQuery
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// from strings.
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func NewTermsQueryFromStrings(name string, values ...string) *TermsQuery {
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q := &TermsQuery{
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name: name,
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values: make([]interface{}, 0),
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}
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for _, v := range values {
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q.values = append(q.values, v)
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}
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return q
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}
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// TermsLookup adds terms lookup details to the query.
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func (q *TermsQuery) TermsLookup(lookup *TermsLookup) *TermsQuery {
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q.termsLookup = lookup
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return q
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}
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// Boost sets the boost for this query.
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func (q *TermsQuery) Boost(boost float64) *TermsQuery {
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q.boost = &boost
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return q
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}
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// QueryName sets the query name for the filter that can be used
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// when searching for matched_filters per hit
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func (q *TermsQuery) QueryName(queryName string) *TermsQuery {
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q.queryName = queryName
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return q
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}
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// Creates the query source for the term query.
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func (q *TermsQuery) Source() (interface{}, error) {
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// {"terms":{"name":["value1","value2"]}}
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source := make(map[string]interface{})
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params := make(map[string]interface{})
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source["terms"] = params
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if q.termsLookup != nil {
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src, err := q.termsLookup.Source()
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if err != nil {
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return nil, err
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}
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params[q.name] = src
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} else {
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params[q.name] = q.values
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if q.boost != nil {
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params["boost"] = *q.boost
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}
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if q.queryName != "" {
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params["_name"] = q.queryName
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}
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}
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return source, nil
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}
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