161 lines
3.7 KiB
Go
161 lines
3.7 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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// InnerHit implements a simple join for parent/child, nested, and even
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// top-level documents in Elasticsearch.
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// It is an experimental feature for Elasticsearch versions 1.5 (or greater).
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// See http://www.elastic.co/guide/en/elasticsearch/reference/5.2/search-request-inner-hits.html
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// for documentation.
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//
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// See the tests for SearchSource, HasChildFilter, HasChildQuery,
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// HasParentFilter, HasParentQuery, NestedFilter, and NestedQuery
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// for usage examples.
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type InnerHit struct {
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source *SearchSource
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path string
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typ string
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name string
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}
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// NewInnerHit creates a new InnerHit.
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func NewInnerHit() *InnerHit {
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return &InnerHit{source: NewSearchSource()}
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}
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func (hit *InnerHit) Path(path string) *InnerHit {
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hit.path = path
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return hit
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}
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func (hit *InnerHit) Type(typ string) *InnerHit {
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hit.typ = typ
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return hit
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}
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func (hit *InnerHit) Query(query Query) *InnerHit {
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hit.source.Query(query)
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return hit
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}
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func (hit *InnerHit) From(from int) *InnerHit {
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hit.source.From(from)
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return hit
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}
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func (hit *InnerHit) Size(size int) *InnerHit {
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hit.source.Size(size)
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return hit
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}
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func (hit *InnerHit) TrackScores(trackScores bool) *InnerHit {
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hit.source.TrackScores(trackScores)
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return hit
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}
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func (hit *InnerHit) Explain(explain bool) *InnerHit {
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hit.source.Explain(explain)
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return hit
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}
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func (hit *InnerHit) Version(version bool) *InnerHit {
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hit.source.Version(version)
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return hit
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}
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func (hit *InnerHit) StoredField(storedFieldName string) *InnerHit {
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hit.source.StoredField(storedFieldName)
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return hit
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}
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func (hit *InnerHit) StoredFields(storedFieldNames ...string) *InnerHit {
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hit.source.StoredFields(storedFieldNames...)
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return hit
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}
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func (hit *InnerHit) NoStoredFields() *InnerHit {
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hit.source.NoStoredFields()
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return hit
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}
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func (hit *InnerHit) FetchSource(fetchSource bool) *InnerHit {
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hit.source.FetchSource(fetchSource)
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return hit
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}
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func (hit *InnerHit) FetchSourceContext(fetchSourceContext *FetchSourceContext) *InnerHit {
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hit.source.FetchSourceContext(fetchSourceContext)
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return hit
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}
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func (hit *InnerHit) DocvalueFields(docvalueFields ...string) *InnerHit {
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hit.source.DocvalueFields(docvalueFields...)
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return hit
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}
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func (hit *InnerHit) DocvalueField(docvalueField string) *InnerHit {
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hit.source.DocvalueField(docvalueField)
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return hit
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}
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func (hit *InnerHit) ScriptFields(scriptFields ...*ScriptField) *InnerHit {
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hit.source.ScriptFields(scriptFields...)
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return hit
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}
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func (hit *InnerHit) ScriptField(scriptField *ScriptField) *InnerHit {
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hit.source.ScriptField(scriptField)
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return hit
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}
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func (hit *InnerHit) Sort(field string, ascending bool) *InnerHit {
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hit.source.Sort(field, ascending)
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return hit
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}
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func (hit *InnerHit) SortWithInfo(info SortInfo) *InnerHit {
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hit.source.SortWithInfo(info)
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return hit
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}
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func (hit *InnerHit) SortBy(sorter ...Sorter) *InnerHit {
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hit.source.SortBy(sorter...)
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return hit
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}
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func (hit *InnerHit) Highlight(highlight *Highlight) *InnerHit {
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hit.source.Highlight(highlight)
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return hit
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}
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func (hit *InnerHit) Highlighter() *Highlight {
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return hit.source.Highlighter()
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}
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func (hit *InnerHit) Name(name string) *InnerHit {
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hit.name = name
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return hit
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}
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func (hit *InnerHit) Source() (interface{}, error) {
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src, err := hit.source.Source()
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if err != nil {
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return nil, err
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}
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source, ok := src.(map[string]interface{})
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if !ok {
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return nil, nil
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}
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// Notice that hit.typ and hit.path are not exported here.
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// They are only used with SearchSource and serialized there.
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if hit.name != "" {
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source["name"] = hit.name
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}
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return source, nil
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}
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