casibase/object/search_default.go

39 lines
1.1 KiB
Go

// Copyright 2023 The casbin Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package object
type DefaultSearchProvider struct {
owner string
}
func NewDefaultSearchProvider(owner string) (*DefaultSearchProvider, error) {
return &DefaultSearchProvider{owner: owner}, nil
}
func (p *DefaultSearchProvider) Search(qVector []float32) (string, error) {
vectors, err := getRelatedVectors(p.owner)
if err != nil {
return "", err
}
var nVectors [][]float32
for _, candidate := range vectors {
nVectors = append(nVectors, candidate.Data)
}
i := getNearestVectorIndex(qVector, nVectors)
return vectors[i].Text, nil
}