change for the context keys

pkg/model/model.go

@@ -38,10 +38,13 @@ const (
 	UnaAuthorizedHeaderGateway    string = "Proxy-Authenticate"
 )
 
-type contextKey string
+type ContextKey string
 
 // MsgIDKey is the context key used to store and retrieve the message ID in a request context.
-const MsgIDKey = contextKey("message_id")
+const MsgIDKey = ContextKey("message_id")
+
+// SubscriberIDKey is the context key used to store and retrieve the subscriber ID in a request context.
+const SubscriberIDKey = ContextKey("subscriber_id")
 
 // Role defines the type of participant in the network.
 type Role string

pkg/plugin/implementation/reqpreprocessor/reqpreprocessor.go

@@ -10,6 +10,7 @@ import (
 	"net/http"
 
 	"github.com/beckn/beckn-onix/pkg/log"
+	"github.com/beckn/beckn-onix/pkg/model"
 	"github.com/google/uuid"
 )
 
@@ -24,7 +25,6 @@ type becknRequest struct {
 }
 
 const contextKey = "context"
-const subscriberIDKey = "subscriber_id"
 
 // NewPreProcessor creates a middleware that processes incoming HTTP requests by extracting
 // and modifying the request context based on the provided configuration.
@@ -53,14 +53,14 @@ func NewPreProcessor(cfg *Config) (func(http.Handler) http.Handler, error) {
 				subID = req.Context["bpp_id"]
 			}
 			if subID != nil {
-				log.Debugf(ctx, "adding subscriberId to request:%s, %v", subscriberIDKey, subID)
+				log.Debugf(ctx, "adding subscriberId to request:%s, %v", model.SubscriberIDKey, subID)
 				// TODO: Add a ContextKey type in model and use it here instead of raw context key.
-				ctx = context.WithValue(ctx, subscriberIDKey, subID)
+				ctx = context.WithValue(ctx, model.SubscriberIDKey, subID)
 			}
 			for _, key := range cfg.ContextKeys {
 				value := uuid.NewString()
 				updatedValue := update(req.Context, key, value)
-				ctx = context.WithValue(ctx, key, updatedValue)
+				ctx = context.WithValue(ctx, model.ContextKey(key), updatedValue)
 			}
 			reqData := map[string]any{"context": req.Context}
 			updatedBody, _ := json.Marshal(reqData)

pkg/plugin/implementation/reqpreprocessor/reqpreprocessor_test.go

@@ -6,6 +6,8 @@ import (
 	"net/http"
 	"net/http/httptest"
 	"testing"
+
+	"github.com/beckn/beckn-onix/pkg/model"
 )
 
 func TestNewUUIDSetterSuccessCases(t *testing.T) {
@@ -67,7 +69,7 @@ func TestNewUUIDSetterSuccessCases(t *testing.T) {
 				ctx := r.Context()
 				w.WriteHeader(http.StatusOK)
 
-				subID, ok := ctx.Value(subscriberIDKey).(string)
+				subID, ok := ctx.Value(model.SubscriberIDKey).(string)
 				if !ok {
 					http.Error(w, "Subscriber ID not found", http.StatusInternalServerError)
 					return