NodeJS: Sending mail with AWS Lambda Function

aws-lambda-function-send-mail.js

var aws = require('aws-sdk');

exports.handler = (event, context, callback) => {
    
    var _returnMessage = "";
    var _destinationAddress, _sourceAddress  = '[email protected]';
    var _defaultSubject = '[Subject]';
    var _defaultMessageData = '[Empty Message]';
    
    //params SES 
    var params = {
		Destination: { ToAddresses: _destinationAddress },
		Message: {
			Subject: {
				Data: event.Subject ? event.Subject : _defaultSubject ,
				Charset: 'UTF-8'
			},
		    Body: {
                Text: {
                Data: event.Message ? event.Message : _defaultMessageData,
                Charset: 'UTF-8'
              }
            },
		},
		Source: _sourceAddress
	};
	
	_returnMessage = "Sending...";
	
	//Send email SES
	var ses = new aws.SES();
    ses.sendEmail(params, function (err, data) {
		if (err) {
			console.log(err, err.stack);
			context.fail('Error');
			_returnMessage = "Error";
		} else {
			console.log(data);           // successful response
			context.succeed('Successful');
			_returnMessage = "Successful.";
		}
	});
    
    callback(null, _returnMessage);
    
};