mtfosbot/vendor/github.com/olivere/elastic/search_queries_percolator.go

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2018-10-05 08:36:16 +00:00
// 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
import "errors"
// PercolatorQuery can be used to match queries stored in an index.
//
// For more details, see
// https://www.elastic.co/guide/en/elasticsearch/reference/6.2/query-dsl-percolate-query.html
type PercolatorQuery struct {
field string
name string
documentType string // deprecated
documents []interface{}
indexedDocumentIndex string
indexedDocumentType string
indexedDocumentId string
indexedDocumentRouting string
indexedDocumentPreference string
indexedDocumentVersion *int64
}
// NewPercolatorQuery creates and initializes a new Percolator query.
func NewPercolatorQuery() *PercolatorQuery {
return &PercolatorQuery{}
}
func (q *PercolatorQuery) Field(field string) *PercolatorQuery {
q.field = field
return q
}
// Name used for identification purposes in "_percolator_document_slot" response
// field when multiple percolate queries have been specified in the main query.
func (q *PercolatorQuery) Name(name string) *PercolatorQuery {
q.name = name
return q
}
// Deprecated: DocumentType is deprecated as of 6.0.
func (q *PercolatorQuery) DocumentType(typ string) *PercolatorQuery {
q.documentType = typ
return q
}
func (q *PercolatorQuery) Document(docs ...interface{}) *PercolatorQuery {
q.documents = append(q.documents, docs...)
return q
}
func (q *PercolatorQuery) IndexedDocumentIndex(index string) *PercolatorQuery {
q.indexedDocumentIndex = index
return q
}
func (q *PercolatorQuery) IndexedDocumentType(typ string) *PercolatorQuery {
q.indexedDocumentType = typ
return q
}
func (q *PercolatorQuery) IndexedDocumentId(id string) *PercolatorQuery {
q.indexedDocumentId = id
return q
}
func (q *PercolatorQuery) IndexedDocumentRouting(routing string) *PercolatorQuery {
q.indexedDocumentRouting = routing
return q
}
func (q *PercolatorQuery) IndexedDocumentPreference(preference string) *PercolatorQuery {
q.indexedDocumentPreference = preference
return q
}
func (q *PercolatorQuery) IndexedDocumentVersion(version int64) *PercolatorQuery {
q.indexedDocumentVersion = &version
return q
}
// Source returns JSON for the percolate query.
func (q *PercolatorQuery) Source() (interface{}, error) {
if len(q.field) == 0 {
return nil, errors.New("elastic: Field is required in PercolatorQuery")
}
// {
// "percolate" : { ... }
// }
source := make(map[string]interface{})
params := make(map[string]interface{})
source["percolate"] = params
params["field"] = q.field
if q.documentType != "" {
params["document_type"] = q.documentType
}
if q.name != "" {
params["name"] = q.name
}
switch len(q.documents) {
case 0:
case 1:
params["document"] = q.documents[0]
default:
params["documents"] = q.documents
}
if s := q.indexedDocumentIndex; s != "" {
params["index"] = s
}
if s := q.indexedDocumentType; s != "" {
params["type"] = s
}
if s := q.indexedDocumentId; s != "" {
params["id"] = s
}
if s := q.indexedDocumentRouting; s != "" {
params["routing"] = s
}
if s := q.indexedDocumentPreference; s != "" {
params["preference"] = s
}
if v := q.indexedDocumentVersion; v != nil {
params["version"] = *v
}
return source, nil
}