feat: customize doc audit logs and certificate

packages/lib/server-only/document/seal-document.ts

@@ -22,6 +22,7 @@ import type { RequestMetadata } from '../../universal/extract-request-metadata';
 import { getFile } from '../../universal/upload/get-file';
 import { putPdfFile } from '../../universal/upload/put-file';
 import { fieldsContainUnsignedRequiredField } from '../../utils/advanced-fields-helpers';
+import { getAuditLogsPdf } from '../htmltopdf/get-audit-logs-pdf';
 import { getCertificatePdf } from '../htmltopdf/get-certificate-pdf';
 import { flattenAnnotations } from '../pdf/flatten-annotations';
 import { flattenForm } from '../pdf/flatten-form';
@@ -117,6 +118,10 @@ export const sealDocument = async ({
         }).catch(() => null)
       : null;
 
+  const auditLogData = await getAuditLogsPdf({ documentId }).catch(() => null);
+
+  console.log({ auditLogData });
+
   const doc = await PDFDocument.load(pdfData);
 
   // Normalize and flatten layers that could cause issues with the signature
@@ -134,6 +139,16 @@ export const sealDocument = async ({
     });
   }
 
+  if (auditLogData) {
+    const auditLog = await PDFDocument.load(auditLogData);
+
+    const auditLogPages = await doc.copyPages(auditLog, auditLog.getPageIndices());
+
+    auditLogPages.forEach((page) => {
+      doc.addPage(page);
+    });
+  }
+
   for (const field of fields) {
     await insertFieldInPDF(doc, field);
   }

packages/lib/server-only/htmltopdf/get-audit-logs-pdf.ts

@@ -0,0 +1,53 @@
+import { DateTime } from 'luxon';
+import type { Browser } from 'playwright';
+
+import { NEXT_PUBLIC_WEBAPP_URL } from '../../constants/app';
+import { encryptSecondaryData } from '../crypto/encrypt';
+
+export type GetAuditLogsPdfParams = {
+  documentId: number;
+};
+
+export const getAuditLogsPdf = async ({ documentId }: GetAuditLogsPdfParams) => {
+  const { chromium } = await import('playwright');
+
+  const encryptedId = encryptSecondaryData({
+    data: documentId.toString(),
+    expiresAt: DateTime.now().plus({ minutes: 5 }).toJSDate().valueOf(),
+  });
+
+  let browser: Browser;
+
+  if (process.env.NEXT_PRIVATE_BROWSERLESS_URL) {
+    // !: Use CDP rather than the default `connect` method to avoid coupling to the playwright version.
+    // !: Previously we would have to keep the playwright version in sync with the browserless version to avoid errors.
+    browser = await chromium.connectOverCDP(process.env.NEXT_PRIVATE_BROWSERLESS_URL);
+  } else {
+    browser = await chromium.launch();
+  }
+
+  if (!browser) {
+    throw new Error(
+      'Failed to establish a browser, please ensure you have either a Browserless.io url or chromium browser installed',
+    );
+  }
+
+  const browserContext = await browser.newContext();
+
+  const page = await browserContext.newPage();
+
+  await page.goto(`${NEXT_PUBLIC_WEBAPP_URL()}/__htmltopdf/audit-log?d=${encryptedId}`, {
+    waitUntil: 'networkidle',
+    timeout: 10_000,
+  });
+
+  const result = await page.pdf({
+    format: 'A4',
+  });
+
+  await browserContext.close();
+
+  void browser.close();
+
+  return result;
+};