feat: add certificate and audit log pdfs

packages/lib/server-only/htmltopdf/get-certificate-pdf.ts

@@ -0,0 +1,45 @@
+import { DateTime } from 'luxon';
+import type { Browser } from 'playwright';
+import { chromium } from 'playwright';
+
+import { NEXT_PUBLIC_WEBAPP_URL } from '../../constants/app';
+import { encryptSecondaryData } from '../crypto/encrypt';
+
+export type GetCertificatePdfOptions = {
+  documentId: number;
+};
+
+export const getCertificatePdf = async ({ documentId }: GetCertificatePdfOptions) => {
+  const encryptedId = encryptSecondaryData({
+    data: documentId.toString(),
+    expiresAt: DateTime.now().plus({ minutes: 5 }).toJSDate().valueOf(),
+  });
+
+  let browser: Browser;
+
+  if (process.env.NEXT_PRIVATE_BROWSERLESS_URL) {
+    browser = await chromium.connect(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 page = await browser.newPage();
+
+  await page.goto(`${NEXT_PUBLIC_WEBAPP_URL()}/__htmltopdf/certificate?d=${encryptedId}`, {
+    waitUntil: 'networkidle',
+  });
+
+  const result = await page.pdf({
+    format: 'A4',
+  });
+
+  void browser.close();
+
+  return result;
+};