カスタムメールプロバイダーを構成する

// Import necessary modules
const { request } = require('undici');

/**
 * Handler to be executed while sending an email notification.
 * @param {Event} event - Details about the user and the context in which they are logging in.
 * @param {CustomEmailProviderAPI} api - Methods and utilities to help change the behavior of sending an email notification.
 */
exports.onExecuteCustomEmailProvider = async (event, api) => {
  // Define the email payload
  const emailPayload = {
    from: {
      name: "Test Sender",
      email: "sender@example.com"
    },
    to: [{ email: event.user.email }],
    subject: event.notification.message_type,
    html: event.notification.html,
    text: event.notification.text,
  };

  try {
    // Make the API call to send the email
    const { statusCode, body } = await request('https://api.example.com/send-email', {
      method: 'POST',
      headers: {
        'Authorization': `Bearer ${event.secrets.api_key}`,
        'Content-Type': 'application/json',
      },
      body: JSON.stringify(emailPayload),
    });

    if (statusCode === 200) {
      console.log('Email sent successfully');
      // Handle the body or discard it if not needed
      // await res.body.json() || await res.body.dump()
    } else if (statusCode >= 500) {
      // Retry on server errors
      api.notification.retry(
        `Internal Server Error received from Messaging Proxy. Status code: ${statusCode}.`
      );
      return;
    }
  } catch (error) {
    console.error(`Error sending email: ${error.message}`);
    api.notification.drop(
      `An unexpected error occurred. Error: ${error.message}`
    );
  }

  return;
};