github.com/kyma-incubator/compass/components/director@v0.0.0-20230623144113-d764f56ff805/pkg/httputils/response.go (about)

     1  package httputils
     2  
     3  import (
     4  	"context"
     5  	"encoding/json"
     6  	"net/http"
     7  
     8  	"github.com/kyma-incubator/compass/components/director/pkg/log"
     9  )
    10  
    11  // RespondWithBody writes a http response using with the JSON encoded data as payload
    12  func RespondWithBody(ctx context.Context, w http.ResponseWriter, status int, data interface{}) {
    13  	w.Header().Add(HeaderContentTypeKey, ContentTypeApplicationJSON)
    14  	w.WriteHeader(status)
    15  	err := json.NewEncoder(w).Encode(data)
    16  	if err != nil {
    17  		log.C(ctx).WithError(err).Errorf("Failed to decode error response: %v", err)
    18  	}
    19  }
    20  
    21  // RespondWithError writes a http response using with the JSON encoded error wrapped in an Error struct
    22  func RespondWithError(ctx context.Context, w http.ResponseWriter, status int, err error) {
    23  	log.C(ctx).WithError(err).Errorf("Responding with error: %v", err)
    24  	w.Header().Add(HeaderContentTypeKey, ContentTypeApplicationJSON)
    25  	w.WriteHeader(status)
    26  	errorResponse := ErrorResponse{[]Error{{Message: err.Error()}}}
    27  	encodingErr := json.NewEncoder(w).Encode(errorResponse)
    28  	if encodingErr != nil {
    29  		log.C(ctx).WithError(err).Errorf("Failed to encode error response: %v", err)
    30  	}
    31  }
    32  
    33  // Respond writes a http response only with status, without body
    34  func Respond(w http.ResponseWriter, status int) {
    35  	w.Header().Add(HeaderContentTypeKey, ContentTypeApplicationJSON)
    36  	w.WriteHeader(status)
    37  }