feat: add email service with Nodemailer and 6 HTML templates

EmailService with mock fallback when SMTP not configured. Templates: welcome, fiel-notification, payment-confirmed, payment-failed, subscription-expiring, subscription-cancelled. Uses Google Workspace SMTP (STARTTLS). Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-15 23:34:49 +00:00
parent bcabbd4959
commit 6fc81b1c0d
10 changed files with 220 additions and 0 deletions
--- a/apps/api/package.json
+++ b/apps/api/package.json
@@ -30,6 +30,7 @@
    "jsonwebtoken": "^9.0.2",
    "node-cron": "^4.2.1",
    "node-forge": "^1.3.3",
+    "nodemailer": "^8.0.2",
    "pg": "^8.18.0",
    "zod": "^3.23.0"
  },
@@ -42,6 +43,7 @@
    "@types/node": "^22.0.0",
    "@types/node-cron": "^3.0.11",
    "@types/node-forge": "^1.3.14",
+    "@types/nodemailer": "^7.0.11",
    "@types/pg": "^8.18.0",
    "prisma": "^5.22.0",
    "tsx": "^4.19.0",
--- a/apps/api/src/services/email/email.service.ts
+++ b/apps/api/src/services/email/email.service.ts
@@ -0,0 +1,79 @@
+import { createTransport, type Transporter } from 'nodemailer';
+import { env } from '../../config/env.js';
+
+let transporter: Transporter | null = null;
+
+function getTransporter(): Transporter {
+  if (!transporter) {
+    if (!env.SMTP_USER || !env.SMTP_PASS) {
+      console.warn('[EMAIL] SMTP not configured. Emails will be logged to console.');
+      return {
+        sendMail: async (opts: any) => {
+          console.log('[EMAIL] Would send:', { to: opts.to, subject: opts.subject });
+          return { messageId: 'mock' };
+        },
+      } as any;
+    }
+
+    transporter = createTransport({
+      host: env.SMTP_HOST,
+      port: parseInt(env.SMTP_PORT),
+      secure: false, // STARTTLS
+      auth: {
+        user: env.SMTP_USER,
+        pass: env.SMTP_PASS,
+      },
+    });
+  }
+  return transporter;
+}
+
+async function sendEmail(to: string, subject: string, html: string) {
+  const transport = getTransporter();
+  try {
+    await transport.sendMail({
+      from: env.SMTP_FROM,
+      to,
+      subject,
+      html,
+      text: html.replace(/<[^>]*>/g, ''),
+    });
+  } catch (error) {
+    console.error('[EMAIL] Error sending email:', error);
+    // Don't throw — email failure shouldn't break the main flow
+  }
+}
+
+export const emailService = {
+  sendWelcome: async (to: string, data: { nombre: string; email: string; tempPassword: string }) => {
+    const { welcomeEmail } = await import('./templates/welcome.js');
+    await sendEmail(to, 'Bienvenido a Horux360', welcomeEmail(data));
+  },
+
+  sendFielNotification: async (data: { clienteNombre: string; clienteRfc: string }) => {
+    const { fielNotificationEmail } = await import('./templates/fiel-notification.js');
+    await sendEmail(env.ADMIN_EMAIL, `[${data.clienteNombre}] subió su FIEL`, fielNotificationEmail(data));
+  },
+
+  sendPaymentConfirmed: async (to: string, data: { nombre: string; amount: number; plan: string; date: string }) => {
+    const { paymentConfirmedEmail } = await import('./templates/payment-confirmed.js');
+    await sendEmail(to, 'Confirmación de pago - Horux360', paymentConfirmedEmail(data));
+  },
+
+  sendPaymentFailed: async (to: string, data: { nombre: string; amount: number; plan: string }) => {
+    const { paymentFailedEmail } = await import('./templates/payment-failed.js');
+    await sendEmail(to, 'Problema con tu pago - Horux360', paymentFailedEmail(data));
+    await sendEmail(env.ADMIN_EMAIL, `Pago fallido: ${data.nombre}`, paymentFailedEmail(data));
+  },
+
+  sendSubscriptionExpiring: async (to: string, data: { nombre: string; plan: string; expiresAt: string }) => {
+    const { subscriptionExpiringEmail } = await import('./templates/subscription-expiring.js');
+    await sendEmail(to, 'Tu suscripción vence en 5 días', subscriptionExpiringEmail(data));
+  },
+
+  sendSubscriptionCancelled: async (to: string, data: { nombre: string; plan: string }) => {
+    const { subscriptionCancelledEmail } = await import('./templates/subscription-cancelled.js');
+    await sendEmail(to, 'Suscripción cancelada - Horux360', subscriptionCancelledEmail(data));
+    await sendEmail(env.ADMIN_EMAIL, `Suscripción cancelada: ${data.nombre}`, subscriptionCancelledEmail(data));
+  },
+};
--- a/apps/api/src/services/email/templates/base.ts
+++ b/apps/api/src/services/email/templates/base.ts
@@ -0,0 +1,35 @@
+export function baseTemplate(content: string): string {
+  return `<!DOCTYPE html>
+<html>
+<head>
+  <meta charset="utf-8">
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
+</head>
+<body style="margin:0;padding:0;background-color:#f4f4f5;font-family:Arial,sans-serif;">
+  <table width="100%" cellpadding="0" cellspacing="0" style="background-color:#f4f4f5;padding:32px 0;">
+    <tr>
+      <td align="center">
+        <table width="600" cellpadding="0" cellspacing="0" style="background-color:#ffffff;border-radius:8px;overflow:hidden;">
+          <tr>
+            <td style="background-color:#1e293b;padding:24px 32px;text-align:center;">
+              <h1 style="color:#ffffff;margin:0;font-size:24px;">Horux360</h1>
+            </td>
+          </tr>
+          <tr>
+            <td style="padding:32px;">
+              ${content}
+            </td>
+          </tr>
+          <tr>
+            <td style="background-color:#f8fafc;padding:16px 32px;text-align:center;font-size:12px;color:#94a3b8;">
+              <p style="margin:0;">&copy; ${new Date().getFullYear()} Horux360 - Plataforma Fiscal Inteligente</p>
+              <p style="margin:4px 0 0;">Consultoria Alcaraz Salazar</p>
+            </td>
+          </tr>
+        </table>
+      </td>
+    </tr>
+  </table>
+</body>
+</html>`;
+}
--- a/apps/api/src/services/email/templates/fiel-notification.ts
+++ b/apps/api/src/services/email/templates/fiel-notification.ts
@@ -0,0 +1,14 @@
+import { baseTemplate } from './base.js';
+
+export function fielNotificationEmail(data: { clienteNombre: string; clienteRfc: string }): string {
+  return baseTemplate(`
+    <h2 style="color:#1e293b;margin:0 0 16px;">FIEL Subida</h2>
+    <p style="color:#475569;line-height:1.6;">El cliente <strong>${data.clienteNombre}</strong> ha subido su e.firma (FIEL).</p>
+    <div style="background-color:#f1f5f9;border-radius:8px;padding:16px;margin:16px 0;">
+      <p style="margin:0;color:#334155;"><strong>Empresa:</strong> ${data.clienteNombre}</p>
+      <p style="margin:8px 0 0;color:#334155;"><strong>RFC:</strong> ${data.clienteRfc}</p>
+      <p style="margin:8px 0 0;color:#334155;"><strong>Fecha:</strong> ${new Date().toLocaleString('es-MX')}</p>
+    </div>
+    <p style="color:#475569;line-height:1.6;">Ya puedes iniciar la sincronización de CFDIs para este cliente.</p>
+  `);
+}
--- a/apps/api/src/services/email/templates/payment-confirmed.ts
+++ b/apps/api/src/services/email/templates/payment-confirmed.ts
@@ -0,0 +1,15 @@
+import { baseTemplate } from './base.js';
+
+export function paymentConfirmedEmail(data: { nombre: string; amount: number; plan: string; date: string }): string {
+  return baseTemplate(`
+    <h2 style="color:#1e293b;margin:0 0 16px;">Pago Confirmado</h2>
+    <p style="color:#475569;line-height:1.6;">Hola ${data.nombre},</p>
+    <p style="color:#475569;line-height:1.6;">Hemos recibido tu pago correctamente.</p>
+    <div style="background-color:#f0fdf4;border-radius:8px;padding:16px;margin:16px 0;border-left:4px solid #22c55e;">
+      <p style="margin:0;color:#334155;"><strong>Monto:</strong> $${data.amount.toLocaleString('es-MX')} MXN</p>
+      <p style="margin:8px 0 0;color:#334155;"><strong>Plan:</strong> ${data.plan}</p>
+      <p style="margin:8px 0 0;color:#334155;"><strong>Fecha:</strong> ${data.date}</p>
+    </div>
+    <p style="color:#475569;line-height:1.6;">Tu suscripción está activa. Gracias por confiar en Horux360.</p>
+  `);
+}
--- a/apps/api/src/services/email/templates/payment-failed.ts
+++ b/apps/api/src/services/email/templates/payment-failed.ts
@@ -0,0 +1,14 @@
+import { baseTemplate } from './base.js';
+
+export function paymentFailedEmail(data: { nombre: string; amount: number; plan: string }): string {
+  return baseTemplate(`
+    <h2 style="color:#1e293b;margin:0 0 16px;">Problema con tu Pago</h2>
+    <p style="color:#475569;line-height:1.6;">Hola ${data.nombre},</p>
+    <p style="color:#475569;line-height:1.6;">No pudimos procesar tu pago. Por favor verifica tu método de pago.</p>
+    <div style="background-color:#fef2f2;border-radius:8px;padding:16px;margin:16px 0;border-left:4px solid #ef4444;">
+      <p style="margin:0;color:#334155;"><strong>Monto pendiente:</strong> $${data.amount.toLocaleString('es-MX')} MXN</p>
+      <p style="margin:8px 0 0;color:#334155;"><strong>Plan:</strong> ${data.plan}</p>
+    </div>
+    <p style="color:#475569;line-height:1.6;">Si necesitas ayuda, contacta a soporte respondiendo a este correo.</p>
+  `);
+}
--- a/apps/api/src/services/email/templates/subscription-cancelled.ts
+++ b/apps/api/src/services/email/templates/subscription-cancelled.ts
@@ -0,0 +1,14 @@
+import { baseTemplate } from './base.js';
+
+export function subscriptionCancelledEmail(data: { nombre: string; plan: string }): string {
+  return baseTemplate(`
+    <h2 style="color:#1e293b;margin:0 0 16px;">Suscripción Cancelada</h2>
+    <p style="color:#475569;line-height:1.6;">Hola ${data.nombre},</p>
+    <p style="color:#475569;line-height:1.6;">Tu suscripción al plan <strong>${data.plan}</strong> ha sido cancelada.</p>
+    <div style="background-color:#f1f5f9;border-radius:8px;padding:16px;margin:16px 0;">
+      <p style="margin:0;color:#334155;">Tu acceso continuará activo hasta el final del período actual de facturación.</p>
+      <p style="margin:8px 0 0;color:#334155;">Después de eso, solo tendrás acceso de lectura a tus datos.</p>
+    </div>
+    <p style="color:#475569;line-height:1.6;">Si deseas reactivar tu suscripción, contacta a soporte.</p>
+  `);
+}
--- a/apps/api/src/services/email/templates/subscription-expiring.ts
+++ b/apps/api/src/services/email/templates/subscription-expiring.ts
@@ -0,0 +1,13 @@
+import { baseTemplate } from './base.js';
+
+export function subscriptionExpiringEmail(data: { nombre: string; plan: string; expiresAt: string }): string {
+  return baseTemplate(`
+    <h2 style="color:#1e293b;margin:0 0 16px;">Tu Suscripción Vence Pronto</h2>
+    <p style="color:#475569;line-height:1.6;">Hola ${data.nombre},</p>
+    <p style="color:#475569;line-height:1.6;">Tu suscripción al plan <strong>${data.plan}</strong> vence el <strong>${data.expiresAt}</strong>.</p>
+    <div style="background-color:#fffbeb;border-radius:8px;padding:16px;margin:16px 0;border-left:4px solid #f59e0b;">
+      <p style="margin:0;color:#334155;">Para evitar interrupciones en el servicio, asegúrate de que tu método de pago esté actualizado.</p>
+    </div>
+    <p style="color:#475569;line-height:1.6;">Si tienes alguna pregunta sobre tu suscripción, contacta a soporte.</p>
+  `);
+}
--- a/apps/api/src/services/email/templates/welcome.ts
+++ b/apps/api/src/services/email/templates/welcome.ts
@@ -0,0 +1,15 @@
+import { baseTemplate } from './base.js';
+
+export function welcomeEmail(data: { nombre: string; email: string; tempPassword: string }): string {
+  return baseTemplate(`
+    <h2 style="color:#1e293b;margin:0 0 16px;">Bienvenido a Horux360</h2>
+    <p style="color:#475569;line-height:1.6;">Hola ${data.nombre},</p>
+    <p style="color:#475569;line-height:1.6;">Tu cuenta ha sido creada exitosamente. Aquí tienes tus credenciales de acceso:</p>
+    <div style="background-color:#f1f5f9;border-radius:8px;padding:16px;margin:16px 0;">
+      <p style="margin:0;color:#334155;"><strong>Email:</strong> ${data.email}</p>
+      <p style="margin:8px 0 0;color:#334155;"><strong>Contraseña temporal:</strong> ${data.tempPassword}</p>
+    </div>
+    <p style="color:#475569;line-height:1.6;">Te recomendamos cambiar tu contraseña después de iniciar sesión.</p>
+    <a href="https://horux360.consultoria-as.com/login" style="display:inline-block;background-color:#2563eb;color:#ffffff;padding:12px 24px;border-radius:6px;text-decoration:none;margin-top:16px;">Iniciar sesión</a>
+  `);
+}