sync hash between main window URL & custom widget iframes src (#1949)

Author: JMach1

src/components/custom-widget/ko/customWidgetViewModel.ts

@@ -21,5 +21,11 @@ export class CustomWidgetViewModel {
         this.src = ko.observable();
         this.styles = ko.observable();
         this.instanceId = ko.observable();
+
+        window.addEventListener("hashchange", () => {
+            const srcNew = new URL(this.src());
+            srcNew.hash = window.location.hash;
+            this.src(srcNew.toString());
+        });
     }
 }

src/components/custom-widget/ko/utils.ts

@@ -34,5 +34,7 @@ export async function buildWidgetSource(
     };
     url.searchParams.append(APIM_EDITOR_DATA_KEY, encodeURIComponent(JSON.stringify(data)));
 
-    return {override: developmentSrc, src: url.toString()};
+    const src = url.toString() + window.location.hash;
+
+    return {override: developmentSrc, src};
 }