From e807839d74769dd0fbbb22ecc136dd9e76666195 Mon Sep 17 00:00:00 2001
From: nati <natinigussie7@gmail.com>
Date: Mon, 7 Sep 2026 14:25:35 +0000
Subject: [PATCH] feat: add certificate regeneration functionality to
 LicenseReviewPage

---
 .../pages/LicenseReviewPage/index.tsx         | 58 +++++++++++++++++++
 .../lib/features/licensing/licensing-api.ts   | 12 ++++
 2 files changed, 70 insertions(+)

diff --git a/apps/backoffice/src/app/features/license-review/pages/LicenseReviewPage/index.tsx b/apps/backoffice/src/app/features/license-review/pages/LicenseReviewPage/index.tsx
index bcb410228..f253d8e16 100644
--- a/apps/backoffice/src/app/features/license-review/pages/LicenseReviewPage/index.tsx
+++ b/apps/backoffice/src/app/features/license-review/pages/LicenseReviewPage/index.tsx
@@ -34,6 +34,7 @@ import {
   IconPaperclip,
   IconPencil,
   IconQuestionMark,
+  IconRefresh,
   IconX,
 } from "@tabler/icons-react";
 import { notifications } from "@mantine/notifications";
@@ -71,6 +72,7 @@ import {
   useScheduleInspectionMutation,
   useRescheduleInspectionMutation,
   useGetCertificateUrlForOfficerMutation,
+  useRegenerateCertificateMutation,
   uploadDocument,
   type ApplicationRemark,
   type RemarkTargetType,
@@ -236,6 +238,8 @@ export function LicenseReviewPage() {
   const [scheduleIssuance] = useScheduleIssuanceMutation();
   const [issueCertificate] = useIssueCertificateMutation();
   const [getCertificateUrlForOfficer] = useGetCertificateUrlForOfficerMutation();
+  const [regenerateCertificate, { isLoading: regeneratingCertificate }] =
+    useRegenerateCertificateMutation();
   const [certificateBusy, setCertificateBusy] = useState<"view" | "download" | null>(
     null,
   );
@@ -720,6 +724,37 @@ export function LicenseReviewPage() {
     }
   }
 
+  /**
+   * Re-renders the stored certificate from whatever design is published now.
+   * Unlike View/Download above, this overwrites the stored PDF even though
+   * one already exists — the fix for a certificate printed from a design
+   * that turned out to be wrong (e.g. a placeholder published for a rank),
+   * where View/Download would otherwise keep handing back the same bad file.
+   */
+  async function handleRegenerateCertificate() {
+    if (!app.issuedLicenseId) return;
+    try {
+      await regenerateCertificate(app.issuedLicenseId).unwrap();
+      notifications.show({
+        color: "teal",
+        title: t("review.certificateRegenerated", "Certificate regenerated"),
+        message: t(
+          "review.certificateRegeneratedBody",
+          "Re-rendered from the currently published design.",
+        ),
+      });
+    } catch (err) {
+      notifications.show({
+        color: "red",
+        title: t(
+          "review.certificateRegenerateError",
+          "Could not regenerate the certificate",
+        ),
+        message: extractErrorMessage(err),
+      });
+    }
+  }
+
   /** Opens the booking modal seeded with the visit already on the books. */
   function openReschedule() {
     if (!pendingInspection) return;
@@ -1156,6 +1191,29 @@ export function LicenseReviewPage() {
                   >
                     {t("review.download", "Download")}
                   </Button>
+                  {/* Same authority as issuing in the first place — reprints
+                      the stored PDF from whatever design is published now,
+                      for when the one on file turns out to be wrong. */}
+                  {can(["can:issue:license-certificate"]) && (
+                    <Tooltip
+                      label={t(
+                        "review.regenerateCertificateHint",
+                        "Re-render from the currently published design",
+                      )}
+                    >
+                      <Button
+                        size="xs"
+                        variant="subtle"
+                        color="gray"
+                        leftSection={<IconRefresh size={14} />}
+                        loading={regeneratingCertificate}
+                        disabled={Boolean(certificateBusy) || regeneratingCertificate}
+                        onClick={handleRegenerateCertificate}
+                      >
+                        {t("review.regenerateCertificate", "Regenerate")}
+                      </Button>
+                    </Tooltip>
+                  )}
                 </Group>
               </Paper>
             )}
diff --git a/libs/api/src/lib/features/licensing/licensing-api.ts b/libs/api/src/lib/features/licensing/licensing-api.ts
index 523f519cd..f82461c47 100644
--- a/libs/api/src/lib/features/licensing/licensing-api.ts
+++ b/libs/api/src/lib/features/licensing/licensing-api.ts
@@ -763,6 +763,17 @@ export const licensingApi = baseApi
         query: (id) => ({ url: `/licenses/${id}/certificate-backoffice` }),
       }),
 
+      /**
+       * Force re-renders a certificate that already has a stored PDF, from
+       * whatever design is published now — the two routes above only fill in
+       * a *missing* PDF, so a licence printed from a design that turns out to
+       * be wrong (a placeholder someone published, a broken background image)
+       * has no other way to pick up a fix once the design is corrected.
+       */
+      regenerateCertificate: builder.mutation<{ url: string }, string>({
+        query: (id) => ({ url: `/licenses/${id}/regenerate-certificate`, method: 'POST' }),
+      }),
+
       // ------------------------------------------------------------- review
       getQueue: builder.query<Paginated<LicenseApplication>, QueueFilter | void>({
         query: (params) => ({
@@ -1479,6 +1490,7 @@ export const {
   useGetLicensesQuery,
   useGetCertificateUrlMutation,
   useGetCertificateUrlForOfficerMutation,
+  useRegenerateCertificateMutation,
   useGetApplicationPaymentQuery,
   usePatchSectionMutation,
   useAddStaffMutation,