🍱(frontend) manage export emoji locally

We now use exported emoji from emoji-datasource-apple
package instead of relying on a CDN.
During a build or dev command, the emoji images
are copied from node_modules to the public assets
folder. They are not versionned.

src/frontend/apps/e2e/__tests__/app-impress/doc-export.spec.ts

@@ -11,6 +11,7 @@ import {
   verifyDocName,
   waitForLanguageSwitch,
 } from './utils-common';
+import { openSuggestionMenu, writeInEditor } from './utils-editor';
 import { createRootSubPage } from './utils-sub-pages';
 
 test.beforeEach(async ({ page }) => {
@@ -153,11 +154,13 @@ test.describe('Doc Export', () => {
 
     await verifyDocName(page, randomDoc);
 
-    await page.locator('.ProseMirror.bn-editor').click();
-    await page.locator('.ProseMirror.bn-editor').fill('Hello World');
+    await writeInEditor({
+      page,
+      text: 'Hello World 😃🎉🚀🙋‍♀️🧑🏿‍❤️‍💋‍🧑🏾',
+    });
 
     await page.keyboard.press('Enter');
-    await page.locator('.bn-block-outer').last().fill('/');
+    await openSuggestionMenu({ page });
     await page.getByText('Resizable image with caption').click();
 
     const fileChooserPromise = page.waitForEvent('filechooser');

src/frontend/apps/impress/.gitignore

@@ -37,4 +37,6 @@ yarn-error.log*
 service-worker.js
 
 # Font embedding
+public/assets/fonts/emoji/*
+!public/assets/fonts/emoji/fallback.png
 public/assets/fonts/Marianne/*

src/frontend/apps/impress/next.config.js

@@ -47,12 +47,21 @@ const nextConfig = {
     config.plugins.push(
       new CopyPlugin({
         patterns: [
+          {
+            from: path.resolve(
+              __dirname,
+              '../../node_modules/emoji-datasource-apple/img/apple/64',
+            ),
+            to: path.resolve(__dirname, 'public/assets/fonts/emoji'),
+            force: true,
+          },
           {
             from: path.resolve(
               __dirname,
               '../../node_modules/@gouvfr-lasuite/ui-kit/dist/assets/fonts/Marianne',
             ),
             to: path.resolve(__dirname, 'public/assets/fonts/Marianne'),
+            force: true,
           },
         ],
       }),

src/frontend/apps/impress/package.json

@@ -43,6 +43,7 @@
     "cmdk": "1.1.1",
     "crisp-sdk-web": "1.0.25",
     "docx": "9.5.0",
+    "emoji-datasource-apple": "16.0.0",
     "emoji-mart": "5.6.0",
     "emoji-regex": "10.5.0",
     "i18next": "25.5.2",

src/frontend/apps/impress/src/features/docs/doc-export/components/ModalExport.tsx

@@ -10,6 +10,7 @@ import {
   useToastProvider,
 } from '@openfun/cunningham-react';
 import { DocumentProps, pdf } from '@react-pdf/renderer';
+import jsonemoji from 'emoji-datasource-apple' assert { type: 'json' };
 import i18next from 'i18next';
 import { cloneElement, isValidElement, useMemo, useState } from 'react';
 import { useTranslation } from 'react-i18next';
@@ -95,6 +96,20 @@ export const ModalExport = ({ onClose, doc }: ModalExportProps) => {
     if (format === DocDownloadFormat.PDF) {
       const exporter = new PDFExporter(editor.schema, pdfDocsSchemaMappings, {
         resolveFileUrl: async (url) => exportCorsResolveFileUrl(doc.id, url),
+        emojiSource: {
+          format: 'png',
+          builder(code) {
+            const emoji = jsonemoji.find((e) =>
+              e.unified.toLocaleLowerCase().includes(code.toLowerCase()),
+            );
+
+            if (emoji) {
+              return `/assets/fonts/emoji/${emoji.image}`;
+            }
+
+            return '/assets/fonts/emoji/fallback.png';
+          },
+        },
       });
       const rawPdfDocument = (await exporter.toReactPDFDocument(
         exportDocument,
@@ -150,7 +165,6 @@ export const ModalExport = ({ onClose, doc }: ModalExportProps) => {
             color="secondary"
             fullWidth
             onClick={() => onClose()}
-            disabled={isExporting}
           >
             {t('Cancel')}
           </Button>