go-common/vendor/gopkg.in/olivere/elastic.v5/suggester_context_geo.go
2019-04-22 02:59:20 +00:00

131 lines
3.2 KiB
Go

// 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
// -- SuggesterGeoMapping --
// SuggesterGeoMapping provides a mapping for a geolocation context in a suggester.
// See https://www.elastic.co/guide/en/elasticsearch/reference/5.2/suggester-context.html#_geo_location_mapping.
type SuggesterGeoMapping struct {
name string
defaultLocations []*GeoPoint
precision []string
neighbors *bool
fieldName string
}
// NewSuggesterGeoMapping creates a new SuggesterGeoMapping.
func NewSuggesterGeoMapping(name string) *SuggesterGeoMapping {
return &SuggesterGeoMapping{
name: name,
}
}
func (q *SuggesterGeoMapping) DefaultLocations(locations ...*GeoPoint) *SuggesterGeoMapping {
q.defaultLocations = append(q.defaultLocations, locations...)
return q
}
func (q *SuggesterGeoMapping) Precision(precision ...string) *SuggesterGeoMapping {
q.precision = append(q.precision, precision...)
return q
}
func (q *SuggesterGeoMapping) Neighbors(neighbors bool) *SuggesterGeoMapping {
q.neighbors = &neighbors
return q
}
func (q *SuggesterGeoMapping) FieldName(fieldName string) *SuggesterGeoMapping {
q.fieldName = fieldName
return q
}
// Source returns a map that will be used to serialize the context query as JSON.
func (q *SuggesterGeoMapping) Source() (interface{}, error) {
source := make(map[string]interface{})
x := make(map[string]interface{})
source[q.name] = x
x["type"] = "geo"
if len(q.precision) > 0 {
x["precision"] = q.precision
}
if q.neighbors != nil {
x["neighbors"] = *q.neighbors
}
switch len(q.defaultLocations) {
case 0:
case 1:
x["default"] = q.defaultLocations[0].Source()
default:
var arr []interface{}
for _, p := range q.defaultLocations {
arr = append(arr, p.Source())
}
x["default"] = arr
}
if q.fieldName != "" {
x["path"] = q.fieldName
}
return source, nil
}
// -- SuggesterGeoQuery --
// SuggesterGeoQuery provides querying a geolocation context in a suggester.
// See https://www.elastic.co/guide/en/elasticsearch/reference/5.2/suggester-context.html#_geo_location_query
type SuggesterGeoQuery struct {
name string
location *GeoPoint
precision []string
}
// NewSuggesterGeoQuery creates a new SuggesterGeoQuery.
func NewSuggesterGeoQuery(name string, location *GeoPoint) *SuggesterGeoQuery {
return &SuggesterGeoQuery{
name: name,
location: location,
precision: make([]string, 0),
}
}
func (q *SuggesterGeoQuery) Precision(precision ...string) *SuggesterGeoQuery {
q.precision = append(q.precision, precision...)
return q
}
// Source returns a map that will be used to serialize the context query as JSON.
func (q *SuggesterGeoQuery) Source() (interface{}, error) {
source := make(map[string]interface{})
if len(q.precision) == 0 {
if q.location != nil {
source[q.name] = q.location.Source()
}
} else {
x := make(map[string]interface{})
source[q.name] = x
if q.location != nil {
x["value"] = q.location.Source()
}
switch len(q.precision) {
case 0:
case 1:
x["precision"] = q.precision[0]
default:
x["precision"] = q.precision
}
}
return source, nil
}