feat: update renewal process and email notifications for subscriptions

+ test script for sub renewal

repositories/invoice/InvoiceRepository.js

@@ -207,7 +207,7 @@ class InvoiceRepository {
   }
 
   async updateStatus(invoiceId, newStatus) {
-    const allowed = ['draft', 'issued', 'paid', 'overdue', 'canceled'];
+    const allowed = ['draft', 'issued', 'paid', 'canceled'];
     if (!allowed.includes(newStatus)) {
       throw new Error(`Invalid status '${newStatus}'. Allowed: ${allowed.join(', ')}`);
     }

scripts/testRenewalCron.js

@@ -5,13 +5,9 @@
  *   node scripts/testRenewalCron.js
  *
  * This will immediately run the full cron logic:
- *   Phase 1: Active subscriptions due for renewal
- *     - Renew if last invoice is 'paid' (or no invoice exists)
- *     - Pause if user_id is NULL (gift recipient not registered)
- *     - Skip + send reminder if last invoice is unpaid (7+ days: overdue, 30+ days: pause)
- *   Phase 2: Paused subscriptions with paid invoices
- *     - Reactivate for current cycle if paid before the 11th
- *     - Reactivate for next month if paid on/after the 11th
+ *   - Renew if last invoice is 'paid' (or no invoice exists) → generate new invoice + advance next_billing_at
+ *   - Skip if last invoice is NOT paid → just advance next_billing_at, no new invoice
+ *   - Skip if gift-abo without registered user (user_id NULL) → don't advance
  *
  * Test setup (run in MySQL/phpMyAdmin):
  *
@@ -23,7 +19,7 @@
  *
  *   -- 3. To test "unpaid" flow: leave invoice status as 'issued'
  *
- *   -- 4. To test gift-pause: set user_id to NULL:
+ *   -- 4. To test gift skip: set user_id to NULL:
  *   UPDATE coffee_abonements SET user_id = NULL WHERE id = <ID>;
  */
 require('dotenv').config();

services/abonemments/RenewalCronService.js

@@ -30,7 +30,12 @@ class RenewalCronService {
   }
 
   // ──────────────────────────────────────────────
-  //  PHASE 1 — Process active subscriptions due for renewal
+  //  Process active subscriptions due for renewal
+  //
+  //  Simple prepaid flow:
+  //  - Previous invoice paid (or first cycle) → generate new invoice + advance next_billing_at
+  //  - Previous invoice NOT paid → skip (advance next_billing_at so we don't get stuck)
+  //  - Gift-abo without registered user → skip (don't advance)
   // ──────────────────────────────────────────────
 
   async processActiveRenewals(now) {
@@ -48,63 +53,60 @@ class RenewalCronService {
     }
 
     logger.info('RenewalCron:found_due', { count: dueAbonements.length });
-    const results = { renewed: 0, skipped: 0, paused: 0, reminded: 0, errors: [] };
+    const results = { renewed: 0, skipped_unpaid: 0, skipped_gift: 0, skipped_other: 0, errors: [] };
 
     for (const abon of dueAbonements) {
       try {
         // Re-check status (race-condition protection)
         const fresh = await this.repo.getAbonementById(abon.id);
         if (!fresh || fresh.status !== 'active') {
-          results.skipped++;
+          results.skipped_other++;
           continue;
         }
 
-        // Gift-abo where recipient hasn't registered yet → pause
+        // Gift-abo where recipient hasn't registered yet → skip, don't advance
         if (!fresh.user_id) {
-          await this.pauseAbonement(fresh, 'no_registered_user');
-          results.paused++;
+          logger.info('RenewalCron:gift_no_user', { abonementId: fresh.id });
+          results.skipped_gift++;
           continue;
         }
 
         // Check last invoice payment status
         const lastInvoice = await this.getLatestInvoice(fresh.id);
 
-        if (!lastInvoice) {
-          // First cycle, no invoice yet → renew
+        if (!lastInvoice || lastInvoice.status === 'paid') {
+          // First cycle or previous invoice paid → renew (generate invoice + advance)
           await this.renewSingleAbonement(fresh);
           results.renewed++;
-          continue;
-        }
-
-        if (lastInvoice.status === 'paid') {
-          // Previous invoice paid → renew
-          await this.renewSingleAbonement(fresh);
-          results.renewed++;
-          continue;
-        }
-
-        // Previous invoice NOT paid — do NOT renew, do NOT shift next_billing_at
-        // Check how overdue it is
-        const issuedAt = lastInvoice.issued_at ? new Date(lastInvoice.issued_at) : new Date(lastInvoice.created_at);
-        const daysSinceIssued = Math.floor((now - issuedAt) / (1000 * 60 * 60 * 24));
-
-        if (daysSinceIssued >= 30) {
-          // 30+ days unpaid → pause subscription
-          if (lastInvoice.status !== 'overdue') {
-            await this.invoiceRepo.updateStatus(lastInvoice.id, 'overdue');
-          }
-          await this.pauseAbonement(fresh, 'unpaid_30_days');
-          results.paused++;
-        } else if (daysSinceIssued >= 7) {
-          // 7+ days → mark overdue + send reminder
-          if (lastInvoice.status !== 'overdue') {
-            await this.invoiceRepo.updateStatus(lastInvoice.id, 'overdue');
-          }
-          await this.sendPaymentReminder(fresh, lastInvoice, daysSinceIssued);
-          results.reminded++;
         } else {
-          // < 7 days — just skip, wait longer
-          results.skipped++;
+          // Previous invoice NOT paid → skip this cycle, just advance next_billing_at
+          const oldNextBilling = new Date(fresh.next_billing_at);
+          const newNextBilling = this.addInterval(
+            oldNextBilling,
+            fresh.billing_interval || 'month',
+            fresh.interval_count || 1,
+          );
+
+          await this.repo.transitionBilling(fresh.id, newNextBilling, {
+            event_type: 'skipped',
+            actor_user_id: null,
+            details: {
+              pack_group: fresh.pack_group,
+              trigger: 'auto_renewal_cron',
+              reason: 'previous_invoice_unpaid',
+              unpaid_invoice_id: lastInvoice.id,
+              previous_next_billing_at: oldNextBilling.toISOString(),
+            },
+          });
+
+          logger.info('RenewalCron:skipped_unpaid', {
+            abonementId: fresh.id,
+            unpaidInvoiceId: lastInvoice.id,
+            invoiceStatus: lastInvoice.status,
+            advancedTo: newNextBilling.toISOString(),
+          });
+
+          results.skipped_unpaid++;
         }
       } catch (err) {
         results.errors.push({ abonementId: abon.id, message: err?.message });
@@ -116,75 +118,7 @@ class RenewalCronService {
       }
     }
 
-    logger.info('RenewalCron:active_phase_complete', results);
-  }
-
-  // ──────────────────────────────────────────────
-  //  PHASE 2 — Reactivate paused subscriptions that have been paid
-  // ──────────────────────────────────────────────
-
-  async processPausedReactivations(now) {
-    let pausedAbonements;
-    try {
-      pausedAbonements = await this.repo.listPausedAutoRenew();
-    } catch (err) {
-      logger.error('RenewalCron:fetch_paused_error', { message: err?.message });
-      return;
-    }
-
-    if (!pausedAbonements.length) {
-      logger.info('RenewalCron:no_paused_to_reactivate');
-      return;
-    }
-
-    logger.info('RenewalCron:found_paused', { count: pausedAbonements.length });
-    const dayOfMonth = now.getDate();
-    const results = { reactivated: 0, deferred: 0, skipped: 0 };
-
-    for (const abon of pausedAbonements) {
-      try {
-        // Gift-abo still without user → skip
-        if (!abon.user_id) {
-          results.skipped++;
-          continue;
-        }
-
-        const lastInvoice = await this.getLatestInvoice(abon.id);
-        if (!lastInvoice || lastInvoice.status !== 'paid') {
-          results.skipped++;
-          continue;
-        }
-
-        // Invoice is paid — check if before 11th of current month
-        if (dayOfMonth <= 10) {
-          // Before the 11th → reactivate for this cycle
-          const nextBilling = this.addInterval(
-            now,
-            abon.billing_interval || 'month',
-            abon.interval_count || 1,
-          );
-          await this.reactivateAbonement(abon, nextBilling);
-          results.reactivated++;
-        } else {
-          // On or after the 11th → defer to next month
-          const nextMonth = new Date(now.getFullYear(), now.getMonth() + 1, 1);
-          const nextBilling = this.addInterval(
-            nextMonth,
-            abon.billing_interval || 'month',
-            abon.interval_count || 1,
-          );
-          await this.reactivateAbonement(abon, nextBilling);
-          results.deferred++;
-        }
-      } catch (err) {
-        logger.error('RenewalCron:reactivation_failed', {
-          abonementId: abon.id,
-          message: err?.message,
-        });
-      }
-    }
-
-    logger.info('RenewalCron:paused_phase_complete', results);
+    logger.info('RenewalCron:phase_complete', results);
   }
 
   // ──────────────────────────────────────────────
@@ -246,7 +180,7 @@ class RenewalCronService {
       });
     }
 
-    // Send renewal confirmation email
+    // Send renewal email with invoice
     try {
       const recipientEmail = abon.email || invoice?.buyer_email;
       if (recipientEmail) {
@@ -274,88 +208,6 @@ class RenewalCronService {
     return { abonementId: abonId, invoiceId: invoice?.id || null };
   }
 
-  async pauseAbonement(abon, reason) {
-    logger.info('RenewalCron:pausing', { abonementId: abon.id, reason });
-
-    await this.repo.transitionStatus(abon.id, 'paused', {
-      event_type: 'paused',
-      actor_user_id: null,
-      details: {
-        pack_group: abon.pack_group,
-        trigger: 'auto_renewal_cron',
-        reason,
-      },
-    });
-
-    // Notify the subscriber (or purchaser)
-    try {
-      const recipientEmail = abon.email;
-      if (recipientEmail) {
-        const lang = abon.language || abon.lang || 'de';
-        const customerName = [abon.first_name, abon.last_name].filter(Boolean).join(' ') || recipientEmail;
-        await MailService.sendSubscriptionPausedEmail({ email: recipientEmail, customerName, reason, lang });
-      }
-    } catch (mailErr) {
-      logger.error('RenewalCron:pause_email_error', {
-        abonementId: abon.id,
-        message: mailErr?.message,
-      });
-    }
-  }
-
-  async reactivateAbonement(abon, nextBillingAt) {
-    logger.info('RenewalCron:reactivating', {
-      abonementId: abon.id,
-      nextBillingAt: nextBillingAt.toISOString(),
-    });
-
-    // Set status back to active + update billing date
-    await this.repo.transitionStatus(abon.id, 'active', {
-      event_type: 'resumed',
-      actor_user_id: null,
-      details: {
-        pack_group: abon.pack_group,
-        trigger: 'auto_renewal_cron',
-        reason: 'payment_received',
-        next_billing_at: nextBillingAt.toISOString(),
-      },
-    });
-
-    await this.repo.updateBilling(abon.id, nextBillingAt);
-  }
-
-  async sendPaymentReminder(abon, invoice, daysSinceIssued) {
-    const recipientEmail = abon.email || invoice.buyer_email;
-    if (!recipientEmail) return;
-
-    const lang = abon.language || abon.lang || 'de';
-    const customerName = [abon.first_name, abon.last_name].filter(Boolean).join(' ') || recipientEmail;
-
-    try {
-      await MailService.sendPaymentReminderEmail({
-        email: recipientEmail,
-        customerName,
-        invoiceNumber: invoice.invoice_number || '-',
-        totalGross: invoice.total_gross
-          ? `${Number(invoice.total_gross).toFixed(2)} ${invoice.currency || abon.currency || 'EUR'}`
-          : '-',
-        daysOverdue: daysSinceIssued,
-        lang,
-      });
-
-      logger.info('RenewalCron:payment_reminder_sent', {
-        abonementId: abon.id,
-        invoiceId: invoice.id,
-        daysOverdue: daysSinceIssued,
-      });
-    } catch (mailErr) {
-      logger.error('RenewalCron:payment_reminder_error', {
-        abonementId: abon.id,
-        message: mailErr?.message,
-      });
-    }
-  }
-
   // ──────────────────────────────────────────────
   //  Main entry point
   // ──────────────────────────────────────────────
@@ -365,7 +217,6 @@ class RenewalCronService {
     logger.info('RenewalCron:tick_start', { now: now.toISOString() });
 
     await this.processActiveRenewals(now);
-    await this.processPausedReactivations(now);
 
     logger.info('RenewalCron:tick_end', { now: now.toISOString() });
   }

services/email/MailService.js

@@ -476,247 +476,6 @@ class MailService {
     }
   }
 
-  async sendPaymentReminderEmail({ email, customerName, invoiceNumber, totalGross, daysOverdue, lang = 'en' }) {
-    logger.info('MailService.sendPaymentReminderEmail:start', { email, lang, invoiceNumber, daysOverdue });
-    const isDe = lang === 'de';
-
-    const subject = isDe
-      ? `ProfitPlanet: Zahlungserinnerung – Rechnung ${invoiceNumber}`
-      : `ProfitPlanet: Payment reminder – Invoice ${invoiceNumber}`;
-
-    const safeName = this._escapeForHtml(customerName || '');
-    const safeInvoice = this._escapeForHtml(invoiceNumber || '');
-    const safeTotal = this._escapeForHtml(totalGross || '-');
-    const safeDays = this._escapeForHtml(String(daysOverdue || 0));
-
-    const text = isDe
-      ? [
-          `Hallo ${customerName || ''},`,
-          '',
-          `wir möchten Sie daran erinnern, dass Ihre Rechnung ${invoiceNumber} noch offen ist.`,
-          '',
-          `Rechnungsnummer: ${invoiceNumber}`,
-          `Offener Betrag: ${totalGross}`,
-          `Überfällig seit: ${daysOverdue} Tagen`,
-          '',
-          'Bitte begleichen Sie den offenen Betrag, damit Ihr Abonnement weiterhin aktiv bleibt.',
-          'Falls die Zahlung bereits erfolgt ist, können Sie diese Erinnerung ignorieren.',
-          '',
-          'Viele Grüße',
-          'Ihr ProfitPlanet Team',
-        ].join('\n')
-      : [
-          `Hi ${customerName || ''},`,
-          '',
-          `This is a reminder that your invoice ${invoiceNumber} is still unpaid.`,
-          '',
-          `Invoice number: ${invoiceNumber}`,
-          `Outstanding amount: ${totalGross}`,
-          `Overdue by: ${daysOverdue} days`,
-          '',
-          'Please settle the outstanding amount to keep your subscription active.',
-          'If payment has already been made, you can disregard this reminder.',
-          '',
-          'Best regards,',
-          'Your ProfitPlanet Team',
-        ].join('\n');
-
-    const logoUrl = process.env.MAIL_LOGO_URL || process.env.BREVO_LOGO_URL || process.env.APP_LOGO_URL || '';
-
-    const html = `<!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:#f5f7fb;font-family:Arial,sans-serif;color:#1f2937;">
-    <table role="presentation" width="100%" cellspacing="0" cellpadding="0" style="background:#f5f7fb;padding:24px 0;">
-      <tr>
-        <td align="center">
-          <table role="presentation" width="640" cellspacing="0" cellpadding="0" style="max-width:640px;background:#ffffff;border-radius:12px;overflow:hidden;box-shadow:0 8px 24px rgba(0,0,0,0.08);">
-            <tr>
-              <td style="padding:24px 28px;background:#92400e;color:#ffffff;">
-                ${logoUrl ? `<img src="${this._escapeForHtml(logoUrl)}" alt="ProfitPlanet" style="max-height:44px;display:block;margin-bottom:12px;">` : ''}
-                <h1 style="margin:0;font-size:22px;line-height:1.3;">${isDe ? 'Zahlungserinnerung' : 'Payment Reminder'}</h1>
-              </td>
-            </tr>
-            <tr>
-              <td style="padding:24px 28px;">
-                <p style="margin:0 0 12px 0;font-size:15px;line-height:1.6;">${isDe ? 'Hallo' : 'Hi'} ${safeName},</p>
-                <p style="margin:0 0 18px 0;font-size:15px;line-height:1.6;">${isDe
-                  ? 'wir möchten Sie daran erinnern, dass folgende Rechnung noch offen ist:'
-                  : 'This is a friendly reminder that the following invoice is still unpaid:'}</p>
-                <table role="presentation" width="100%" cellspacing="0" cellpadding="0" style="border:1px solid #e5e7eb;border-radius:8px;overflow:hidden;margin-bottom:18px;">
-                  <tr>
-                    <td style="padding:12px 14px;background:#fef3c7;font-size:13px;color:#92400e;">${isDe ? 'Rechnungsnummer' : 'Invoice number'}</td>
-                    <td style="padding:12px 14px;background:#fef3c7;font-size:13px;text-align:right;font-weight:700;color:#92400e;">${safeInvoice}</td>
-                  </tr>
-                  <tr>
-                    <td style="padding:12px 14px;font-size:13px;color:#6b7280;">${isDe ? 'Offener Betrag' : 'Outstanding amount'}</td>
-                    <td style="padding:12px 14px;font-size:13px;text-align:right;font-weight:700;">${safeTotal}</td>
-                  </tr>
-                  <tr>
-                    <td style="padding:12px 14px;background:#f9fafb;font-size:13px;color:#6b7280;">${isDe ? 'Überfällig seit' : 'Overdue by'}</td>
-                    <td style="padding:12px 14px;background:#f9fafb;font-size:13px;text-align:right;font-weight:700;">${safeDays} ${isDe ? 'Tagen' : 'days'}</td>
-                  </tr>
-                </table>
-                <p style="margin:0 0 8px 0;font-size:13px;color:#6b7280;line-height:1.5;">${isDe
-                  ? 'Bitte begleichen Sie den Betrag, damit Ihr Abonnement aktiv bleibt. Bei Nicht-Zahlung wird Ihr Abonnement automatisch pausiert.'
-                  : 'Please settle the amount to keep your subscription active. Your subscription will be automatically paused if payment is not received.'}</p>
-              </td>
-            </tr>
-            <tr>
-              <td style="padding:16px 28px;background:#f9fafb;border-top:1px solid #e5e7eb;">
-                <p style="margin:0;font-size:12px;color:#6b7280;">${isDe ? 'Viele Grüße – Ihr ProfitPlanet Team' : 'Best regards – Your ProfitPlanet Team'}</p>
-              </td>
-            </tr>
-          </table>
-        </td>
-      </tr>
-    </table>
-  </body>
-</html>`;
-
-    try {
-      const payload = {
-        sender: this.sender,
-        to: [{ email }],
-        subject,
-        textContent: text,
-        htmlContent: html,
-      };
-      const data = await this.brevo.transactionalEmails.sendTransacEmail(payload);
-      logger.info('MailService.sendPaymentReminderEmail:email_sent', { email, lang, invoiceNumber });
-      return data;
-    } catch (error) {
-      const brevoError = this._extractBrevoErrorDetails(error);
-      logger.error('MailService.sendPaymentReminderEmail:error', {
-        email, lang, invoiceNumber,
-        message: error?.message,
-        brevoStatus: brevoError.status,
-        brevoData: brevoError.data,
-      });
-      throw error;
-    }
-  }
-
-  async sendSubscriptionPausedEmail({ email, customerName, reason, lang = 'en' }) {
-    logger.info('MailService.sendSubscriptionPausedEmail:start', { email, lang, reason });
-    const isDe = lang === 'de';
-
-    const subject = isDe
-      ? 'ProfitPlanet: Ihr Abonnement wurde pausiert'
-      : 'ProfitPlanet: Your subscription has been paused';
-
-    const safeName = this._escapeForHtml(customerName || '');
-
-    const reasonTextDe = reason === 'no_registered_user'
-      ? 'Der Empfänger hat sich noch nicht als Gastkunde registriert.'
-      : 'Wir konnten leider keinen Zahlungseingang für Ihre letzte Rechnung feststellen.';
-    const reasonTextEn = reason === 'no_registered_user'
-      ? 'The recipient has not yet registered as a guest customer.'
-      : 'We were unable to confirm payment for your latest invoice.';
-
-    const text = isDe
-      ? [
-          `Hallo ${customerName || ''},`,
-          '',
-          'Ihr ProfitPlanet Kaffee-Abonnement wurde vorübergehend pausiert.',
-          '',
-          `Grund: ${reasonTextDe}`,
-          '',
-          reason === 'no_registered_user'
-            ? 'Sobald sich der Empfänger registriert hat, wird das Abonnement automatisch fortgesetzt.'
-            : 'Sobald die Zahlung eingegangen ist und vor dem 11. des Monats bestätigt wird, wird Ihr Abonnement im aktuellen Monat fortgesetzt. Andernfalls startet es im nächsten Monat.',
-          '',
-          'Viele Grüße',
-          'Ihr ProfitPlanet Team',
-        ].join('\n')
-      : [
-          `Hi ${customerName || ''},`,
-          '',
-          'Your ProfitPlanet coffee subscription has been temporarily paused.',
-          '',
-          `Reason: ${reasonTextEn}`,
-          '',
-          reason === 'no_registered_user'
-            ? 'Once the recipient registers, the subscription will automatically resume.'
-            : 'Once payment is confirmed before the 11th of the month, your subscription will continue in the current month. Otherwise, it will resume in the following month.',
-          '',
-          'Best regards,',
-          'Your ProfitPlanet Team',
-        ].join('\n');
-
-    const logoUrl = process.env.MAIL_LOGO_URL || process.env.BREVO_LOGO_URL || process.env.APP_LOGO_URL || '';
-
-    const html = `<!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:#f5f7fb;font-family:Arial,sans-serif;color:#1f2937;">
-    <table role="presentation" width="100%" cellspacing="0" cellpadding="0" style="background:#f5f7fb;padding:24px 0;">
-      <tr>
-        <td align="center">
-          <table role="presentation" width="640" cellspacing="0" cellpadding="0" style="max-width:640px;background:#ffffff;border-radius:12px;overflow:hidden;box-shadow:0 8px 24px rgba(0,0,0,0.08);">
-            <tr>
-              <td style="padding:24px 28px;background:#dc2626;color:#ffffff;">
-                ${logoUrl ? `<img src="${this._escapeForHtml(logoUrl)}" alt="ProfitPlanet" style="max-height:44px;display:block;margin-bottom:12px;">` : ''}
-                <h1 style="margin:0;font-size:22px;line-height:1.3;">${isDe ? 'Abonnement pausiert' : 'Subscription Paused'}</h1>
-              </td>
-            </tr>
-            <tr>
-              <td style="padding:24px 28px;">
-                <p style="margin:0 0 12px 0;font-size:15px;line-height:1.6;">${isDe ? 'Hallo' : 'Hi'} ${safeName},</p>
-                <p style="margin:0 0 18px 0;font-size:15px;line-height:1.6;">${isDe
-                  ? 'Ihr Kaffee-Abonnement wurde vorübergehend pausiert.'
-                  : 'Your coffee subscription has been temporarily paused.'}</p>
-                <table role="presentation" width="100%" cellspacing="0" cellpadding="0" style="border:1px solid #fecaca;border-radius:8px;overflow:hidden;margin-bottom:18px;">
-                  <tr>
-                    <td style="padding:14px 16px;background:#fef2f2;font-size:14px;color:#991b1b;">
-                      <strong>${isDe ? 'Grund:' : 'Reason:'}</strong> ${this._escapeForHtml(isDe ? reasonTextDe : reasonTextEn)}
-                    </td>
-                  </tr>
-                </table>
-                <p style="margin:0 0 8px 0;font-size:14px;line-height:1.6;">${isDe
-                  ? (reason === 'no_registered_user'
-                    ? 'Sobald sich der Empfänger registriert hat, wird das Abonnement automatisch fortgesetzt.'
-                    : 'Sobald die Zahlung eingegangen ist und vor dem 11. des Monats bestätigt wird, wird Ihr Abonnement im aktuellen Monat fortgesetzt. Andernfalls startet es im nächsten Monat.')
-                  : (reason === 'no_registered_user'
-                    ? 'Once the recipient registers, the subscription will automatically resume.'
-                    : 'Once payment is confirmed before the 11th of the month, your subscription will continue in the current month. Otherwise, it will resume in the following month.')}</p>
-              </td>
-            </tr>
-            <tr>
-              <td style="padding:16px 28px;background:#f9fafb;border-top:1px solid #e5e7eb;">
-                <p style="margin:0;font-size:12px;color:#6b7280;">${isDe ? 'Viele Grüße – Ihr ProfitPlanet Team' : 'Best regards – Your ProfitPlanet Team'}</p>
-              </td>
-            </tr>
-          </table>
-        </td>
-      </tr>
-    </table>
-  </body>
-</html>`;
-
-    try {
-      const payload = {
-        sender: this.sender,
-        to: [{ email }],
-        subject,
-        textContent: text,
-        htmlContent: html,
-      };
-      const data = await this.brevo.transactionalEmails.sendTransacEmail(payload);
-      logger.info('MailService.sendSubscriptionPausedEmail:email_sent', { email, lang, reason });
-      return data;
-    } catch (error) {
-      const brevoError = this._extractBrevoErrorDetails(error);
-      logger.error('MailService.sendSubscriptionPausedEmail:error', {
-        email, lang, reason,
-        message: error?.message,
-        brevoStatus: brevoError.status,
-        brevoData: brevoError.data,
-      });
-      throw error;
-    }
-  }
-
   _escapeForHtml(value) {
     return String(value ?? '')
       .replace(/&/g, '&amp;')