github.com/weaviate/weaviate@v1.24.6/usecases/modulecomponents/additional/rank/rank.go (about)

     1  //                           _       _
     2  // __      _____  __ ___   ___  __ _| |_ ___
     3  // \ \ /\ / / _ \/ _` \ \ / / |/ _` | __/ _ \
     4  //  \ V  V /  __/ (_| |\ V /| | (_| | ||  __/
     5  //   \_/\_/ \___|\__,_| \_/ |_|\__,_|\__\___|
     6  //
     7  //  Copyright © 2016 - 2024 Weaviate B.V. All rights reserved.
     8  //
     9  //  CONTACT: hello@weaviate.io
    10  //
    11  
    12  package rank
    13  
    14  import (
    15  	"context"
    16  	"errors"
    17  
    18  	"github.com/tailor-inc/graphql"
    19  	"github.com/tailor-inc/graphql/language/ast"
    20  	"github.com/weaviate/weaviate/entities/moduletools"
    21  	"github.com/weaviate/weaviate/entities/search"
    22  	"github.com/weaviate/weaviate/usecases/modulecomponents/ent"
    23  )
    24  
    25  // const maximumNumberOfGoroutines = 10
    26  type ReRankerClient interface {
    27  	Rank(ctx context.Context, query string, documents []string, cfg moduletools.ClassConfig) (*ent.RankResult, error)
    28  }
    29  
    30  type ReRankerProvider struct {
    31  	client ReRankerClient
    32  }
    33  
    34  func New(reranker ReRankerClient) *ReRankerProvider {
    35  	return &ReRankerProvider{reranker}
    36  }
    37  
    38  func (p *ReRankerProvider) AdditionalPropertyDefaultValue() interface{} {
    39  	return &Params{}
    40  }
    41  
    42  func (p *ReRankerProvider) ExtractAdditionalFn(param []*ast.Argument) interface{} {
    43  	return p.parseReRankerArguments(param)
    44  }
    45  
    46  func (p *ReRankerProvider) AdditionalFieldFn(classname string) *graphql.Field {
    47  	return p.additionalReRankerField(classname)
    48  }
    49  
    50  func (p *ReRankerProvider) AdditionalPropertyFn(ctx context.Context,
    51  	in []search.Result, params interface{}, limit *int,
    52  	argumentModuleParams map[string]interface{}, cfg moduletools.ClassConfig,
    53  ) ([]search.Result, error) {
    54  	if parameters, ok := params.(*Params); ok {
    55  		return p.getScore(ctx, cfg, in, parameters)
    56  	}
    57  	return nil, errors.New("wrong parameters")
    58  }