createMail.js

//Send the message to specified receiver.
sendMail(encodedMessage){
	this.gmail.users.messages.send({
		userId: this.me,
		resource: {
			raw: encodedMessage,
		}
	}, (err, result) => {
		if(err){
			return console.log('NODEMAILER - The API returned an error: ' + err);
		}
				
		console.log("NODEMAILER - Sending email reply from server:", result.data);
	});
}

//Saves the draft.
saveDraft(encodedMessage){
	this.gmail.users.drafts.create({
		'userId': this.me,
		'resource': {
			 'message': {
				'raw': encodedMessage
		  	}
		}
	})
}