Merged PR 2653: fix: preserve LPA questionnaire PDF metadata during submission

fix: preserve LPA questionnaire PDF metadata during submission

Related work items: #25435

components/case/representation/utils/finalisationBoundary.js

@@ -33,6 +33,14 @@ export const buildSubmitEnrichedValues = ({
     representationCapacity,
     locale
 }) => {
+    const isPopulatedText = (value) =>
+        value !== null &&
+        value !== undefined &&
+        (typeof value !== "string" || value.trim() !== "");
+
+    const preserveExistingWhenMissing = (canonicalValue, existingValue) =>
+        isPopulatedText(canonicalValue) ? canonicalValue : existingValue;
+
     const buildSiteAddress = () => {
         const {
             pinswg_siteaddressline1,
@@ -47,10 +55,12 @@ export const buildSubmitEnrichedValues = ({
             pinswg_siteaddresstown,
             pinswg_siteaddresspostcode
         ]
-            .filter(Boolean)
+            .filter(isPopulatedText)
             .join(" ");
     };
 
+    const siteAddress = buildSiteAddress();
+
     return {
         ...formValues,
         containerID: accountDetails.containerID,
@@ -58,7 +68,10 @@ export const buildSubmitEnrichedValues = ({
         incidentID:
             caseReferenceObj.incidentid ||
             caseReferenceObj.repDetails.incidentid,
-        caseRef: caseReferenceObj.ticketnumber,
+        caseRef: preserveExistingWhenMissing(
+            caseReferenceObj.ticketnumber,
+            formValues.caseRef
+        ),
         casereference: caseReferenceObj.currentReference,
         pinswg_questionnaireduedate: detailsObj.pinswg_questionnaireduedate,
         pinswg_endofrepresentationperiod:
@@ -72,12 +85,18 @@ export const buildSubmitEnrichedValues = ({
         firstname: accountDetails.firstname,
         lastname: accountDetails.lastname,
         emailAddress: accountDetails.emailaddress1,
-        siteAddress: buildSiteAddress(),
+        siteAddress: preserveExistingWhenMissing(
+            siteAddress,
+            formValues.siteAddress
+        ),
         pinswg_siteaddressline1: detailsObj.pinswg_siteaddressline1,
         pinswg_siteaddressline2: detailsObj.pinswg_siteaddressline2,
         pinswg_siteaddresstown: detailsObj.pinswg_siteaddresstown,
         pinswg_siteaddresspostcode: detailsObj.pinswg_siteaddresspostcode,
-        pinswg_lpareference: resultsObj?.pinswg_lpareference,
+        pinswg_lpareference: preserveExistingWhenMissing(
+            resultsObj?.pinswg_lpareference,
+            formValues.pinswg_lpareference
+        ),
         _pinswg_appellant_value: detailsObj._pinswg_appellant_value,
         "_pinswg_appellant_value@OData.Community.Display.V1.FormattedValue":
             detailsObj[