fix: only set previous value when noTrigger is true

If no input was received on the contenteditable, but the value updated
through preview data, as noTrigger was false, we would revert the field
value to the previous one through the else clause.

Author: faraazb-contentstack

src/visualBuilder/generators/generateOverlay.tsx

@@ -120,13 +120,14 @@ export function hideFocusOverlay(elements: HideOverlayParams): void {
 
         if (
             !noTrigger &&
+            // send update when focussed field has received input
             VisualBuilder.VisualBuilderGlobalState.value.focusFieldReceivedInput
         ) {
             sendFieldEvent({
                 visualBuilderContainer,
                 eventType: VisualBuilderPostMessageEvents.UPDATE_FIELD,
             });
-        } else {
+        } else if (noTrigger) {
             const { previousSelectedEditableDOM, focusFieldValue } =
                 VisualBuilder.VisualBuilderGlobalState.value || {};
             if (

src/visualBuilder/index.ts

@@ -343,6 +343,7 @@ export class VisualBuilder {
             previousHoveredTargetDOM: null,
             previousEmptyBlockParents: [],
             focusFieldValue: null,
+            focusFieldReceivedInput: false,
             audienceMode: false,
             locale: "en-us",
             variant: null,