chore: refactroing of code

Commenting code for enhancing readability

internal/helpers.go

@@ -11,25 +11,20 @@ You may get a copy of the License at
 */
 import (
 	"context"
-	"crypto/tls"
 	"encoding/json"
 	"fmt"
-	"github.com/golang-jwt/jwt"
 	"github.com/jedib0t/go-pretty/v6/table"
-	"github.com/jkaninda/goma-gateway/pkg/logger"
-	"github.com/jkaninda/goma-gateway/util"
 	"golang.org/x/oauth2"
 	"io"
 	"net/http"
-	"time"
 )
 
 // printRoute prints routes
 func printRoute(routes []Route) {
 	t := table.NewWriter()
-	t.AppendHeader(table.Row{"Name", "Route", "Rewrite", "Destination"})
+	t.AppendHeader(table.Row{"Name", "Path", "Rewrite", "Destination"})
 	for _, route := range routes {
-		if len(route.Backends) > 0 {
+		if len(route.Backends) != 0 {
 			t.AppendRow(table.Row{route.Name, route.Path, route.Rewrite, fmt.Sprintf("backends: [%d]", len(route.Backends))})
 
 		} else {
@@ -50,21 +45,6 @@ func getRealIP(r *http.Request) string {
 	return r.RemoteAddr
 }
 
-// loadTLS loads TLS Certificate
-func loadTLS(cert, key string) (*tls.Config, error) {
-	if cert == "" && key == "" {
-		return nil, fmt.Errorf("no certificate or key file provided")
-	}
-	serverCert, err := tls.LoadX509KeyPair(cert, key)
-	if err != nil {
-		logger.Error("Error loading server certificate: %v", err)
-		return nil, err
-	}
-	tlsConfig := &tls.Config{
-		Certificates: []tls.Certificate{serverCert},
-	}
-	return tlsConfig, nil
-}
 func (oauth *OauthRulerMiddleware) getUserInfo(token *oauth2.Token) (UserInfo, error) {
 	oauthConfig := oauth2Config(oauth)
 	// Call the user info endpoint with the token
@@ -88,64 +68,3 @@ func (oauth *OauthRulerMiddleware) getUserInfo(token *oauth2.Token) (UserInfo, e
 
 	return userInfo, nil
 }
-func createJWT(email, jwtSecret string) (string, error) {
-	// Define JWT claims
-	claims := jwt.MapClaims{
-		"email": email,
-		"exp":   jwt.TimeFunc().Add(time.Hour * 24).Unix(), // Token expiration
-		"iss":   "Goma-Gateway",                            // Issuer claim
-	}
-
-	// Create a new token with HS256 signing method
-	token := jwt.NewWithClaims(jwt.SigningMethodHS256, claims)
-
-	// Sign the token with a secret
-	signedToken, err := token.SignedString([]byte(jwtSecret))
-	if err != nil {
-		return "", err
-	}
-
-	return signedToken, nil
-}
-
-// healthCheckRoutes creates []Health
-func healthCheckRoutes(routes []Route) []Health {
-	var healthRoutes []Health
-	for _, route := range routes {
-		if len(route.HealthCheck.Path) > 0 {
-			timeout, _ := util.ParseDuration("")
-			if len(route.HealthCheck.Timeout) > 0 {
-				d1, err1 := util.ParseDuration(route.HealthCheck.Timeout)
-				if err1 != nil {
-					logger.Error("Health check timeout is invalid: %s", route.HealthCheck.Timeout)
-				}
-				timeout = d1
-			}
-			if len(route.Backends) > 0 {
-				for index, backend := range route.Backends {
-					health := Health{
-						Name:               fmt.Sprintf("%s - [%d]", route.Name, index),
-						URL:                backend + route.HealthCheck.Path,
-						TimeOut:            timeout,
-						HealthyStatuses:    route.HealthCheck.HealthyStatuses,
-						InsecureSkipVerify: route.InsecureSkipVerify,
-					}
-					healthRoutes = append(healthRoutes, health)
-				}
-
-			} else {
-				health := Health{
-					Name:               route.Name,
-					URL:                route.Destination + route.HealthCheck.Path,
-					TimeOut:            timeout,
-					HealthyStatuses:    route.HealthCheck.HealthyStatuses,
-					InsecureSkipVerify: route.InsecureSkipVerify,
-				}
-				healthRoutes = append(healthRoutes, health)
-			}
-		} else {
-			logger.Debug("Route %s's healthCheck is undefined", route.Name)
-		}
-	}
-	return healthRoutes
-}