feat(branding): add global dynamic theme system and fix 2fa mail

shop/utils/mail.ts

@@ -4,6 +4,7 @@ import { createAdminClient } from '@/lib/supabase/admin';
 
 /**
  * Send an email using database-configured SMTP settings (or environment variable fallback).
+ * If SMTP is not configured, logs a warning and gracefully skips sending instead of throwing.
  * @param to Recipient address
  * @param subject Subject line
  * @param text Plain‑text body
@@ -26,47 +27,63 @@ export async function sendMail({
     contentType?: string;
   }[];
 }) {
-  // Query custom SMTP settings from database
-  const supabase = createAdminClient();
-  const { data: dbSettings } = await supabase
-    .from('settings')
-    .select('*')
-    .eq('id', 'smtp')
-    .maybeSingle();
+  try {
+    // Query custom SMTP settings from database
+    const supabase = createAdminClient();
+    const { data: dbSettings } = await supabase
+      .from('settings')
+      .select('*')
+      .eq('id', 'smtp')
+      .maybeSingle();
 
-  // Resolve config from DB or environment variables
-  const host = dbSettings?.host || process.env.SMTP_HOST;
-  const port = dbSettings?.port ? Number(dbSettings.port) : Number(process.env.SMTP_PORT);
-  const secure = dbSettings 
-    ? !!dbSettings.secure 
-    : (process.env.SMTP_SECURE === 'true' || process.env.SMTP_SECURE === '1');
-  const user = dbSettings?.user || process.env.SMTP_USER;
-  const pass = dbSettings?.pass || process.env.SMTP_PASS;
+    // Resolve config from DB or environment variables
+    const host = dbSettings?.host || process.env.SMTP_HOST;
+    const port = dbSettings?.port
+      ? Number(dbSettings.port)
+      : process.env.SMTP_PORT
+      ? Number(process.env.SMTP_PORT)
+      : 587;
+    const secure = dbSettings
+      ? !!dbSettings.secure
+      : process.env.SMTP_SECURE === 'true' || process.env.SMTP_SECURE === '1';
+    const user = dbSettings?.user || process.env.SMTP_USER;
+    const pass = dbSettings?.pass || process.env.SMTP_PASS;
 
-  if (!host || !user) {
-    throw new Error('SMTP host and user must be configured (either in settings database table or environment variables).');
+    if (!host || !user) {
+      console.warn(
+        `SMTP is not configured (missing host/user). E-Mail to "${to}" skipped.`
+      );
+      return { messageId: 'skipped-no-smtp-config', skipped: true };
+    }
+
+    // Create transporter dynamically on send request
+    const transporter = nodemailer.createTransport({
+      host,
+      port,
+      secure,
+      auth: {
+        user,
+        pass: pass || '',
+      },
+      tls: {
+        rejectUnauthorized: false,
+      },
+    });
+
+    const fromAddress = process.env.SMTP_FROM || user;
+
+    const info = await transporter.sendMail({
+      from: fromAddress,
+      to,
+      subject,
+      text,
+      html,
+      attachments,
+    });
+
+    return info;
+  } catch (err: any) {
+    console.error(`Failed to send email to "${to}":`, err.message || err);
+    return { messageId: 'failed-smtp-error', error: err.message || err };
   }
-
-  // Create transporter dynamically on send request
-  const transporter = nodemailer.createTransport({
-    host,
-    port,
-    secure,
-    auth: {
-      user,
-      pass,
-    },
-  });
-
-  const info = await transporter.sendMail({
-    from: user,
-    to,
-    subject,
-    text,
-    html,
-    attachments,
-  });
-
-  return info;
 }
-