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115 lines
3.1 KiB
115 lines
3.1 KiB
// 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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import "errors" |
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// PercolatorQuery can be used to match queries stored in an index. |
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// |
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// For more details, see |
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// https://www.elastic.co/guide/en/elasticsearch/reference/5.x/query-dsl-percolate-query.html |
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type PercolatorQuery struct { |
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field string |
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documentType string |
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document interface{} |
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indexedDocumentIndex string |
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indexedDocumentType string |
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indexedDocumentId string |
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indexedDocumentRouting string |
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indexedDocumentPreference string |
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indexedDocumentVersion *int64 |
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} |
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// NewPercolatorQuery creates and initializes a new Percolator query. |
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func NewPercolatorQuery() *PercolatorQuery { |
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return &PercolatorQuery{} |
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} |
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func (q *PercolatorQuery) Field(field string) *PercolatorQuery { |
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q.field = field |
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return q |
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} |
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func (q *PercolatorQuery) DocumentType(typ string) *PercolatorQuery { |
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q.documentType = typ |
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return q |
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} |
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func (q *PercolatorQuery) Document(doc interface{}) *PercolatorQuery { |
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q.document = doc |
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return q |
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} |
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func (q *PercolatorQuery) IndexedDocumentIndex(index string) *PercolatorQuery { |
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q.indexedDocumentIndex = index |
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return q |
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} |
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func (q *PercolatorQuery) IndexedDocumentType(typ string) *PercolatorQuery { |
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q.indexedDocumentType = typ |
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return q |
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} |
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func (q *PercolatorQuery) IndexedDocumentId(id string) *PercolatorQuery { |
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q.indexedDocumentId = id |
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return q |
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} |
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func (q *PercolatorQuery) IndexedDocumentRouting(routing string) *PercolatorQuery { |
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q.indexedDocumentRouting = routing |
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return q |
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} |
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func (q *PercolatorQuery) IndexedDocumentPreference(preference string) *PercolatorQuery { |
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q.indexedDocumentPreference = preference |
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return q |
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} |
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func (q *PercolatorQuery) IndexedDocumentVersion(version int64) *PercolatorQuery { |
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q.indexedDocumentVersion = &version |
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return q |
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} |
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// Source returns JSON for the percolate query. |
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func (q *PercolatorQuery) Source() (interface{}, error) { |
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if len(q.field) == 0 { |
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return nil, errors.New("elastic: Field is required in PercolatorQuery") |
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} |
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if len(q.documentType) == 0 { |
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return nil, errors.New("elastic: DocumentType is required in PercolatorQuery") |
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} |
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if q.document == nil { |
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return nil, errors.New("elastic: Document is required in PercolatorQuery") |
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} |
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// { |
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// "percolate" : { ... } |
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// } |
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source := make(map[string]interface{}) |
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params := make(map[string]interface{}) |
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source["percolate"] = params |
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params["field"] = q.field |
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params["document_type"] = q.documentType |
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params["document"] = q.document |
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if len(q.indexedDocumentIndex) > 0 { |
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params["index"] = q.indexedDocumentIndex |
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} |
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if len(q.indexedDocumentType) > 0 { |
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params["type"] = q.indexedDocumentType |
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} |
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if len(q.indexedDocumentId) > 0 { |
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params["id"] = q.indexedDocumentId |
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} |
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if len(q.indexedDocumentRouting) > 0 { |
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params["routing"] = q.indexedDocumentRouting |
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} |
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if len(q.indexedDocumentPreference) > 0 { |
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params["preference"] = q.indexedDocumentPreference |
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} |
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if q.indexedDocumentVersion != nil { |
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params["version"] = *q.indexedDocumentVersion |
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} |
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return source, nil |
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}
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