[PM-14349] Collection of page details on websites with ShadowDOM elem…

apps/browser/src/autofill/services/collect-autofill-content.service.ts

@@ -980,7 +980,7 @@
     const queueLength = this.mutationsQueue.length;
 
     if (!this.domQueryService.pageContainsShadowDomElements()) {
-      this.domQueryService.checkPageContainsShadowDom();
+      this.checkPageContainsShadowDom();
     }
 
     for (let queueIndex = 0; queueIndex < queueLength; queueIndex++) {
@@ -999,6 +999,29 @@
     this.mutationsQueue = [];
   };
 
+  /**
+   * Handles checking if the current page contains a ShadowDOM element and
+   * flags that a re-collection of page details is required if it does.
+   */
+  private checkPageContainsShadowDom() {
+    this.domQueryService.checkPageContainsShadowDom();
+    if (this.domQueryService.pageContainsShadowDomElements()) {
+      this.flagPageDetailsUpdateIsRequired();
+    }
+  }
+
+  /**
+   * Triggers several flags that indicate that a collection of page details should
+   * occur again on a subsequent call after a mutation has been observed in the DOM.
+   */
+  private flagPageDetailsUpdateIsRequired() {
+    this.domRecentlyMutated = true;
+    if (this.autofillOverlayContentService) {
+      this.autofillOverlayContentService.pageDetailsUpdateRequired = true;
+    }
+    this.noFieldsFound = false;
+  }
+
   /**
    * Processes all mutation records encountered by the mutation observer.
    *
@@ -1023,11 +1046,7 @@
       (this.isAutofillElementNodeMutated(mutation.removedNodes, true) ||
         this.isAutofillElementNodeMutated(mutation.addedNodes))
     ) {
-      this.domRecentlyMutated = true;
-      if (this.autofillOverlayContentService) {
-        this.autofillOverlayContentService.pageDetailsUpdateRequired = true;
-      }
-      this.noFieldsFound = false;
+      this.flagPageDetailsUpdateIsRequired();
       return;
     }