Merged in NRRPLT-8434 (pull request #326)

Name validation after changing the name

* [NRRPLT-8434] pass original oldName to backend, update name only in callback


Approved-by: Ugo Albanese
Approved-by: Sandro Weber

app/components/editors/transfer-function-editor/transfer-function-editor.directive.js

@@ -1175,7 +1175,7 @@ def {0}(t):
                 );
 
                 if (actualTfName !== transferFunction.name) {
-                  transferFunction.id = transferFunction.oldName = transferFunction.name = actualTfName;
+                  transferFunction.id = transferFunction.name = actualTfName;
                 }
 
                 // Make sure we don't have duplicated names
@@ -1249,7 +1249,7 @@ def {0}(t):
                 } else {
                   backendInterfaceService
                     .editTransferFunction(
-                      transferFunction.name,
+                      transferFunction.oldName,
                       transferFunction.rawCode
                     )
                     .then(successCallback)