implement jwt claims

core/jwt_claims.go

@@ -86,7 +86,7 @@ func ClaimExpired(claims jwt.RegisteredClaims) error {
 	if claims.ExpiresAt == nil {
 		return errors.New("claim exp is nil")
 	}
-	if claims.ExpiresAt.Time.Before(time.Now()) {
+	if claims.ExpiresAt.Time.After(time.Now()) {
 		return nil
 	}
 	return errors.New("claim expired")

core/nkode_handler.go

@@ -21,7 +21,7 @@ const (
 	Login                   = "/login"
 	RenewAttributes         = "/renew-attributes"
 	RandomSvgInterface      = "/random-svg-interface"
-	RefreshToken            = "refresh-token"
+	RefreshToken            = "/refresh-token"
 )
 
 func (h *NKodeHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
@@ -367,7 +367,45 @@ func (h *NKodeHandler) RandomSvgInterfaceHandler(w http.ResponseWriter, r *http.
 }
 
 func (h *NKodeHandler) RefreshTokenHandler(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		methodNotAllowed(w)
+	}
+	var refreshTokenPost RefreshTokenPost
+	err := decodeJson(w, r, &refreshTokenPost)
 
+	if err != nil {
+		internalServerErrorHandler(w)
+		log.Println(err)
+		return
+	}
+	customerId, err := uuid.Parse(refreshTokenPost.CustomerId)
+	if err != nil {
+		internalServerErrorHandler(w)
+		log.Println(err)
+		return
+	}
+	accessToken, err := h.Api.RefreshToken(Username(refreshTokenPost.Username), CustomerId(customerId), refreshTokenPost.RefreshToken)
+
+	if err != nil {
+		internalServerErrorHandler(w)
+		log.Println(err)
+		return
+	}
+	respBytes, err := json.Marshal(RefreshTokenResp{AccessToken: accessToken})
+
+	if err != nil {
+		internalServerErrorHandler(w)
+		log.Println(err)
+		return
+	}
+	_, err = w.Write(respBytes)
+
+	if err != nil {
+		internalServerErrorHandler(w)
+		log.Println(err)
+		return
+	}
+	w.WriteHeader(http.StatusOK)
 }
 
 func decodeJson(w http.ResponseWriter, r *http.Request, post any) error {

core/type.go

@@ -12,6 +12,10 @@ type RandomSvgInterfaceResp struct {
 	Svgs []string `json:"svgs"`
 }
 
+type RefreshTokenResp struct {
+	AccessToken string `json:"access_token"`
+}
+
 type NewCustomerPost struct {
 	NKodePolicy NKodePolicy `json:"nkode_policy"`
 }
@@ -50,6 +54,12 @@ type RenewAttributesPost struct {
 	CustomerId string `json:"customer_id"`
 }
 
+type RefreshTokenPost struct {
+	Username     string `json:"username"`
+	CustomerId   string `json:"customer_id"`
+	RefreshToken string `json:"refresh_token"`
+}
+
 type CreateNewCustomerResp struct {
 	CustomerId string `json:"customer_id"`
 }