1 files changed, 59 insertions, 0 deletions
diff --git a/vendor/github.com/olivere/elastic/search_queries_constant_score.go b/vendor/github.com/olivere/elastic/search_queries_constant_score.go
new file mode 100644
index 000000000..285d91817
--- /dev/null
+++ b/vendor/github.com/olivere/elastic/search_queries_constant_score.go
@@ -0,0 +1,59 @@
+// 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
+
+// ConstantScoreQuery is a query that wraps a filter and simply returns
+// a constant score equal to the query boost for every document in the filter.
+//
+// For more details, see:
+// https://www.elastic.co/guide/en/elasticsearch/reference/6.0/query-dsl-constant-score-query.html
+type ConstantScoreQuery struct {
+	filter Query
+	boost  *float64
+}
+
+// ConstantScoreQuery creates and initializes a new constant score query.
+func NewConstantScoreQuery(filter Query) *ConstantScoreQuery {
+	return &ConstantScoreQuery{
+		filter: filter,
+	}
+}
+
+// Boost sets the boost for this query. Documents matching this query
+// will (in addition to the normal weightings) have their score multiplied
+// by the boost provided.
+func (q *ConstantScoreQuery) Boost(boost float64) *ConstantScoreQuery {
+	q.boost = &boost
+	return q
+}
+
+// Source returns the query source.
+func (q *ConstantScoreQuery) Source() (interface{}, error) {
+	// "constant_score" : {
+	//     "filter" : {
+	//         ....
+	//     },
+	//     "boost" : 1.5
+	// }
+
+	query := make(map[string]interface{})
+
+	params := make(map[string]interface{})
+	query["constant_score"] = params
+
+	// filter
+	src, err := q.filter.Source()
+	if err != nil {
+		return nil, err
+	}
+	params["filter"] = src
+
+	// boost
+	if q.boost != nil {
+		params["boost"] = *q.boost
+	}
+
+	return query, nil
+}