github.com/kyma-incubator/compass/components/director@v0.0.0-20230623144113-d764f56ff805/internal/dataloaders/fetchRequestDocumentDataLoader.go (about)

     1  //go:generate go run github.com/vektah/dataloaden FetchRequestDocumentLoader ParamFetchRequestDocument *github.com/kyma-incubator/compass/components/director/pkg/graphql.FetchRequest
     2  
     3  package dataloader
     4  
     5  import (
     6  	"context"
     7  	"net/http"
     8  	"time"
     9  
    10  	"github.com/kyma-incubator/compass/components/director/pkg/graphql"
    11  )
    12  
    13  const loadersKeyFetchRequestDocument contextKey = "dataloadersFetchRequestDocument"
    14  
    15  // LoadersFetchRequestDocument missing godoc
    16  type LoadersFetchRequestDocument struct {
    17  	FetchRequestDocumentByID FetchRequestDocumentLoader
    18  }
    19  
    20  // ParamFetchRequestDocument missing godoc
    21  type ParamFetchRequestDocument struct {
    22  	ID  string
    23  	Ctx context.Context
    24  }
    25  
    26  // HandlerFetchRequestDocument missing godoc
    27  func HandlerFetchRequestDocument(fetchFunc func(keys []ParamFetchRequestDocument) ([]*graphql.FetchRequest, []error), maxBatch int, wait time.Duration) func(next http.Handler) http.Handler {
    28  	return func(next http.Handler) http.Handler {
    29  		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
    30  			ctx := context.WithValue(r.Context(), loadersKeyFetchRequestDocument, &LoadersFetchRequestDocument{
    31  				FetchRequestDocumentByID: FetchRequestDocumentLoader{
    32  					maxBatch: maxBatch,
    33  					wait:     wait,
    34  					fetch:    fetchFunc,
    35  				},
    36  			})
    37  			r = r.WithContext(ctx)
    38  			next.ServeHTTP(w, r)
    39  		})
    40  	}
    41  }
    42  
    43  // ForFetchRequestDocument missing godoc
    44  func ForFetchRequestDocument(ctx context.Context) *LoadersFetchRequestDocument {
    45  	return ctx.Value(loadersKeyFetchRequestDocument).(*LoadersFetchRequestDocument)
    46  }