mirror of https://github.com/go-gitea/gitea.git
97 lines
2.5 KiB
Go
97 lines
2.5 KiB
Go
// 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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// NestedQuery allows to query nested objects / docs.
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// The query is executed against the nested objects / docs as if they were
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// indexed as separate docs (they are, internally) and resulting in the
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// root parent doc (or parent nested mapping).
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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-nested-query.html
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type NestedQuery struct {
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query Query
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path string
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scoreMode string
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boost *float64
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queryName string
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innerHit *InnerHit
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ignoreUnmapped *bool
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}
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// NewNestedQuery creates and initializes a new NestedQuery.
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func NewNestedQuery(path string, query Query) *NestedQuery {
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return &NestedQuery{path: path, query: query}
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}
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// ScoreMode specifies the score mode.
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func (q *NestedQuery) ScoreMode(scoreMode string) *NestedQuery {
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q.scoreMode = scoreMode
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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 *NestedQuery) Boost(boost float64) *NestedQuery {
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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 *NestedQuery) QueryName(queryName string) *NestedQuery {
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q.queryName = queryName
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return q
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}
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// InnerHit sets the inner hit definition in the scope of this nested query
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// and reusing the defined path and query.
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func (q *NestedQuery) InnerHit(innerHit *InnerHit) *NestedQuery {
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q.innerHit = innerHit
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return q
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}
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// IgnoreUnmapped sets the ignore_unmapped option for the filter that ignores
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// unmapped nested fields
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func (q *NestedQuery) IgnoreUnmapped(value bool) *NestedQuery {
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q.ignoreUnmapped = &value
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return q
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}
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// Source returns JSON for the query.
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func (q *NestedQuery) Source() (interface{}, error) {
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query := make(map[string]interface{})
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nq := make(map[string]interface{})
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query["nested"] = nq
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src, err := q.query.Source()
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if err != nil {
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return nil, err
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}
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nq["query"] = src
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nq["path"] = q.path
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if q.scoreMode != "" {
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nq["score_mode"] = q.scoreMode
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}
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if q.boost != nil {
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nq["boost"] = *q.boost
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}
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if q.queryName != "" {
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nq["_name"] = q.queryName
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}
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if q.ignoreUnmapped != nil {
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nq["ignore_unmapped"] = *q.ignoreUnmapped
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}
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if q.innerHit != nil {
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src, err := q.innerHit.Source()
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if err != nil {
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return nil, err
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}
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nq["inner_hits"] = src
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}
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return query, nil
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}
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