feat(settings): remove the platform mails switch

Broadcasts go to every active user, so the settings switch and its API
call are gone. Admin broadcast texts no longer mention an opt-out.

src/components/PreferencesCard.jsx

@@ -11,7 +11,7 @@ import {usePreferences} from '../context/PreferencesContext.jsx';
 import usePersistSettings from '../hooks/usePersistSettings.js';
 import useSaveResponse from '../hooks/useSaveResponse.js';
 import {FAVORITE_PLATFORMS, saveFavoritePlatform} from '../utils/platforms.js';
-import {LANGUAGES, savePlatformMails, saveSettings} from '../utils/settings.js';
+import {LANGUAGES, saveSettings} from '../utils/settings.js';
 
 // Radix Select has no empty value.
 const NO_FAVORITE = 'NONE';
@@ -41,13 +41,6 @@ export default function PreferencesCard() {
         }
     };
 
-    const handlePlatformMailsChange = async (next) => {
-        if (await runSave(() => savePlatformMails(next))) {
-            updateProfile((p) => ({...p, settings: {...p.settings, platformMails: next}}));
-            toast.success(t('SETTINGS.SAVED'));
-        }
-    };
-
     return (
         <Card>
             <CardHeader>
@@ -90,14 +83,6 @@ export default function PreferencesCard() {
                         </SelectContent>
                     </Select>
                 </div>
-                <div className="flex items-center justify-between gap-4">
-                    <div className="space-y-1">
-                        <Label htmlFor="platformMails">{t('SETTINGS.PLATFORM_MAILS')}</Label>
-                        <p className="text-xs text-muted-foreground">{t('SETTINGS.PLATFORM_MAILS_HINT')}</p>
-                    </div>
-                    <Switch id="platformMails" checked={profile?.settings?.platformMails ?? true}
-                            onCheckedChange={handlePlatformMailsChange}/>
-                </div>
             </CardContent>
         </Card>
     );

src/i18n.test.js

@@ -20,3 +20,14 @@ describe('translation files', () => {
         expect(loadPath).toBe(`/i18n/{{lng}}.json?v=${hash.digest('hex').slice(0, 12)}`);
     });
 });
+
+describe('admin broadcast texts', () => {
+    it('adminBroadcastTexts_DoNotMentionAnOptOut', () => {
+        const dir = path.resolve(import.meta.dirname, '../public/i18n');
+        for (const file of ['en.json', 'de.json']) {
+            const texts = JSON.parse(readFileSync(path.join(dir, file), 'utf8')).ADMIN_BROADCAST;
+            expect(texts.TEXT_HELP, file).not.toMatch(/opt-out|Abschalten/i);
+            expect(texts.NO_RECIPIENTS, file).not.toMatch(/mails on|Mails an/i);
+        }
+    });
+});

src/pages/SettingsPage.test.jsx

@@ -31,7 +31,6 @@ const authRoutes = (me) => ({
     'PUT /api/users/settings/appearance': noBody,
     'PUT /api/users/settings/profile-style': noBody,
     'PUT /api/users/settings/favorite-platform': noBody,
-    'PUT /api/users/settings/platform-mails': noBody,
     'GET /api/version': json(404, {}),
 });
 
@@ -257,29 +256,6 @@ describe('SettingsPage favorite platform', () => {
     });
 });
 
-describe('SettingsPage platform mails', () => {
-    beforeEach(() => localStorage.setItem('tbp_session', '1'));
-
-    afterEach(() => {
-        cleanup();
-        localStorage.clear();
-    });
-
-    it('is on by default and saves the opt-out', async () => {
-        toast.success.mockClear();
-        renderPage(profile());
-
-        const mails = await screen.findByRole('switch', {name: 'SETTINGS.PLATFORM_MAILS'});
-        expect(mails.getAttribute('aria-checked')).toBe('true');
-        fireEvent.click(mails);
-
-        await waitFor(() => expect(puts()).toEqual([{enabled: false}]));
-        expect(fetch.mock.calls.find(([, init]) => init?.method === 'PUT')[0]).toContain('/api/users/settings/platform-mails');
-        await waitFor(() => expect(toast.success).toHaveBeenCalledWith('SETTINGS.SAVED'));
-        expect(mails.getAttribute('aria-checked')).toBe('false');
-    });
-});
-
 describe('SettingsPage session', () => {
     beforeEach(() => localStorage.setItem('tbp_session', '1'));
 

src/utils/broadcasts.js

@@ -10,7 +10,7 @@ const JSON_HEADERS = {'Content-Type': 'application/json'};
 export const fetchBroadcasts = () => apiFetch(`${AUTH()}/api/admin/broadcasts`);
 
 /**
- * {count}: the active users with platform mails on, among `userIds`; all of them when `userIds` is null.
+ * {count}: the active users among `userIds`; all of them when `userIds` is null.
  */
 export const fetchRecipientCount = (userIds) =>
     apiFetch(`${AUTH()}/api/admin/broadcasts/recipient-count${userIds ? `?userIds=${userIds.join(',')}` : ''}`);

src/utils/settings.js

@@ -58,11 +58,3 @@ export const markWelcomeSeen = () =>
         method: 'PUT',
         signal: AbortSignal.timeout(REQUEST_TIMEOUT_MS),
     });
-
-/** PUT on Auth, 204: turns the broadcast mails on or off. The caller handles the response status. */
-export const savePlatformMails = (enabled) =>
-    apiFetch(`${import.meta.env.VITE_API_URL}/api/users/settings/platform-mails`, {
-        method: 'PUT',
-        headers: {'Content-Type': 'application/json'},
-        body: JSON.stringify({enabled}),
-    });