meteor-resend-smtp.ts

import { Resend } from 'resend';
import fetch from 'node-fetch';
import { getEmailTemplate } from './template';

const resend = new Resend(process.env.RESEND_API_KEY);

// Unified function
export const sendEmail = async ({
  to,
  subject,
  content,
}: {
  to: string;
  subject: string;
  content: string;
}) => {
  const html = getEmailTemplate(content);

  try {
    // 1. Try SDK first
    const sdkResponse = await resend.emails.send({
      from: '[APP_NAME] <no-reply@yourdomain.com>',
      to,
      subject,
      html,
    });

    return {
      success: true,
      source: 'sdk',
      data: sdkResponse,
    };
  } catch (sdkError) {
    console.error('SDK failed, falling back to API', sdkError);

    try {
      // 2. Fallback to direct API call
      const apiResponse = await fetch('https://api.resend.com/emails', {
        method: 'POST',
        headers: {
          Authorization: `Bearer ${process.env.RESEND_API_KEY}`,
          'Content-Type': 'application/json',
        },
        body: JSON.stringify({
          from: '[APP_NAME] <no-reply@yourdomain.com>',
          to,
          subject,
          html,
        }),
      });

      const data = await apiResponse.json();

      if (!apiResponse.ok) {
        throw new Error(data?.message || 'API send failed');
      }

      return {
        success: true,
        source: 'api',
        data,
      };
    } catch (apiError) {
      console.error('API also failed', apiError);

      return {
        success: false,
        error: apiError,
      };
    }
  }
};