fix: handle empty data-cslp attributes in getEntryIdentifiersInCurrentPage function

Author: hiteshshetty-dev

src/visualBuilder/utils/__test__/getEntryIdentifiersInCurrentPage.test.ts

@@ -47,4 +47,16 @@ describe("getEntryIdentifiersInCurrentPage", () => {
         expect(entriesInCurrentPage.length).toBe(0);
         expect(entriesInCurrentPage).toEqual([]);
     });
+
+    test("should filter out elements with empty data-cslp attribute and not break", () => {
+        document.body.innerHTML = `
+            <div>
+                <h1 data-cslp="">Empty CSLP</h1>
+                <h1 data-cslp="page.bltf5bb5f8fb088a332.en-us.page_components.0.hero_banner.banner_title">Valid CSLP</h1>
+            </div>
+        `;
+        const { entriesInCurrentPage } = getEntryIdentifiersInCurrentPage();
+        expect(entriesInCurrentPage.length).toBe(1);
+        expect(entriesInCurrentPage[0].entryUid).toBe('bltf5bb5f8fb088a332');
+    });
 });

src/visualBuilder/utils/getEntryIdentifiersInCurrentPage.ts

@@ -14,9 +14,9 @@ export function getEntryIdentifiersInCurrentPage(): EntryIdentifiers {
     );
     const uniqueEntriesMap = new Map<string, { entryUid: string, contentTypeUid: string, locale: string}>();
     elementsWithCslp.forEach((element) => {
-        const cslpData = extractDetailsFromCslp(
-            element.getAttribute("data-cslp") as string
-        );
+        const cslpValue = element.getAttribute("data-cslp");
+        if (!cslpValue) return;
+        const cslpData = extractDetailsFromCslp(cslpValue);
         uniqueEntriesMap.set(cslpData.entry_uid, 
             { 
                 entryUid: cslpData.entry_uid,