確認後の Lambda トリガー

{
    "request": {
            "userAttributes": {
                "string": "string",
                . . .
            },
            "clientMetadata": {
            	"string": "string",
            	. . .
            }
        },
    "response": {}
}

// Import required AWS SDK clients and commands for Node.js. Note that this requires
// the `@aws-sdk/client-ses` module to be either bundled with this code or included
// as a Lambda layer.
import { SES, SendEmailCommand } from "@aws-sdk/client-ses";
const ses = new SES();

const handler = async (event) => {
  if (event.request.userAttributes.email) {
    await sendTheEmail(
      event.request.userAttributes.email,
      `Congratulations ${event.userName}, you have been confirmed.`,
    );
  }
  return event;
};

const sendTheEmail = async (to, body) => {
  const eParams = {
    Destination: {
      ToAddresses: [to],
    },
    Message: {
      Body: {
        Text: {
          Data: body,
        },
      },
      Subject: {
        Data: "Cognito Identity Provider registration completed",
      },
    },
    // Replace source_email with your SES validated email address
    Source: "<source_email>",
  };
  try {
    await ses.send(new SendEmailCommand(eParams));
  } catch (err) {
    console.log(err);
  }
};

export { handler };

{
    "request": {
        "userAttributes": {
            "email": "user@example.com",
            "email_verified": true
        }
    },
    "response": {}
}