Added e-mail test button.

src/email.js

@@ -2,6 +2,7 @@ import config from 'config';
 import { Resend } from 'resend';
 
 import { emailTemplates } from './email-templates.js';
+import { HttpError } from './errors.js';
 import initLogger from './logger.js';
 
 const logger = initLogger();
@@ -82,3 +83,33 @@ export async function sendEmails(items) {
 
 	return data;
 }
+
+// sends a template the way the admin preview displays it, rendered with the template's own mock props
+export async function sendTestEmail(template, to) {
+	if (!config.email.enabled) {
+		throw new HttpError('E-mails are disabled', 503);
+	}
+
+	if (!resend) {
+		throw new HttpError('E-mails are enabled, but Resend is not initialized', 503);
+	}
+
+	const { html, text } = await emailTemplates.render(`${template}.vue`);
+
+	const { data, error } = await resend.emails.send({
+		from: config.email.from,
+		to,
+		subject: `Test: ${template}`,
+		html,
+		text,
+	});
+
+	if (error) {
+		logger.error(`Failed to send '${template}' test e-mail to '${to}' (${error.statusCode} ${error.name}): ${error.message}`);
+		throw new HttpError(`Failed to send test e-mail: ${error.message}`, 502);
+	}
+
+	logger.info(`Sent '${template}' test e-mail to '${to}'`);
+
+	return data;
+}

src/web/server.js

@@ -19,6 +19,7 @@ import { authRouter, setUserApi } from './auth.js';
 
 import consentHandler from './consent.js';
 
+import { sendTestEmailApi } from './emails.js';
 import { fetchEntitiesApi } from './entities.js';
 import errorHandler from './error.js';
 import { graphqlApi } from './graphql.js';
@@ -143,6 +144,7 @@ export default async function initServer() {
 	router.get('/api/tags', fetchTagsApi);
 
 	router.post('/api/caches', initCachesApi);
+	router.post('/api/admin/emails/:template/test', sendTestEmailApi);
 
 	if (config.apiAccess.graphqlEnabled) {
 		router.post('/graphql', graphqlApi);