Prevent button re-rendering during resume flow in single product context

Author: hmouhtar

modules/ppcp-button/resources/js/modules/ContextBootstrap/SingleProductBootstrap.js

@@ -8,6 +8,7 @@ import SimulateCart from '../Helper/SimulateCart';
 import { strRemoveWord, strAddWord, throttle } from '../Helper/Utils';
 import merge from 'deepmerge';
 import { debounce } from '../../../../../ppcp-blocks/resources/js/Helper/debounce';
+import ResumeFlowHelper from '../Helper/ResumeFlowHelper';
 
 class SingleProductBootstrap {
 	constructor( gateway, renderer, errorHandler ) {
@@ -53,7 +54,10 @@ class SingleProductBootstrap {
 			return;
 		}
 
-		this.render();
+		// Avoid re-rendering during the resume flow to prevent duplicate onApprove callbacks.
+		if ( ! ResumeFlowHelper.isResumeFlow() ) {
+			this.render();
+		}
 
 		this.renderer.enableSmartButtons( this.gateway.button.wrapper );
 		show( this.gateway.button.wrapper );