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108 lines
2.9 KiB
Go
108 lines
2.9 KiB
Go
// Copyright (c) 2026 Couchbase, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package query
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import (
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"context"
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"fmt"
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"github.com/blevesearch/bleve/v2/geo"
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"github.com/blevesearch/bleve/v2/mapping"
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"github.com/blevesearch/bleve/v2/search"
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"github.com/blevesearch/bleve/v2/search/searcher"
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index "github.com/blevesearch/bleve_index_api"
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)
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type GeoShapeV2Query struct {
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GeometryV2 Geometry `json:"geometry_v2,omitempty"`
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FieldVal string `json:"field,omitempty"`
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BoostVal *Boost `json:"boost,omitempty"`
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}
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func NewGeoShapeV2Query(coordinates [][][][]float64, typ,
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relation string) (*GeoShapeV2Query, error) {
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s, _, err := geo.NewGeoJsonShape(coordinates, typ)
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if err != nil {
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return nil, err
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}
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return &GeoShapeV2Query{GeometryV2: Geometry{Shape: s,
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Relation: relation}}, nil
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}
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func NewGeoShapeV2CircleQuery(center []float64, radius,
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relation string) (*GeoShapeV2Query, error) {
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s, _, err := geo.NewGeoCircleShape(center, radius)
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if err != nil {
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return nil, err
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}
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return &GeoShapeV2Query{GeometryV2: Geometry{Shape: s,
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Relation: relation}}, nil
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}
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func NewGeoShapeV2GeometryCollectionQuery(coordinates [][][][][]float64,
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types []string, relation string) (*GeoShapeV2Query, error) {
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s, _, err := geo.NewGeometryCollection(coordinates, types)
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if err != nil {
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return nil, err
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}
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return &GeoShapeV2Query{GeometryV2: Geometry{Shape: s,
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Relation: relation}}, nil
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}
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func (q *GeoShapeV2Query) Boost() float64 {
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return q.BoostVal.Value()
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}
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func (q *GeoShapeV2Query) SetBoost(b float64) {
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boost := Boost(b)
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q.BoostVal = &boost
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}
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func (q *GeoShapeV2Query) Field() string {
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return q.FieldVal
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}
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func (q *GeoShapeV2Query) SetField(f string) {
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q.FieldVal = f
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}
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func (q *GeoShapeV2Query) Validate() error {
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switch q.GeometryV2.Relation {
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case "intersects", "contains", "within", "disjoint":
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return nil
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default:
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return fmt.Errorf("invalid relation: %q for geoshape_v2 query, "+
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"valid relations are: intersects, contains, within, disjoint",
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q.GeometryV2.Relation)
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}
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}
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func (q *GeoShapeV2Query) Searcher(ctx context.Context,
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i index.IndexReader, m mapping.IndexMapping,
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options search.SearcherOptions) (search.Searcher, error) {
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field := q.FieldVal
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if q.FieldVal == "" {
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field = m.DefaultSearchField()
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}
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ctx = context.WithValue(ctx, search.QueryTypeKey, search.Geo)
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return searcher.NewGeoShapeV2Searcher(ctx, i, q.GeometryV2.Shape,
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q.GeometryV2.Relation, field, q.BoostVal.Value(), options)
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}
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