Slack slash command to Lambda Twilio SMS Message

lambda-twilio-slack-funtimes.js

// Credit: Charlie & Tim
// Go to AWS API Gateway
// Add Resource, then add a GET method with a node js lambda function (paste the code from below in)
// Add an integration template to the API Gateway resource to allow the 'text' url param from Slack

var https = require( "https" );
var querystring = require( "querystring" );

exports.handler = function( event, context, callback ) {
    var data = event.text.split(" ");
    var toPhone = data[ 0 ];
    data.shift();
    
    var twilioPayload = querystring.stringify({
        "To": toPhone, 
        "From": "+1YOURTWILIONUMBER",
        "Body": data.join(" ")
    });
    
    var uname = "xxxxxxx"; // twilio account id
    var pwd = "xxxxxxxx"; // twilio token
    
    var options = {
        hostname: "api.twilio.com",
        path: "/2010-04-01/Accounts/"+uname+"/Messages.json", 
        method: "POST", 
        port: 443, 
        headers: {
            "Authorization": "Basic " + new Buffer( uname + ":" + pwd ).toString( "base64" ), 
            "Content-Type": "application/x-www-form-urlencoded", 
            "Content-Length": Buffer.byteLength( twilioPayload )
        }
    };
    
    var req = https.request( options, function( res ) {
        res.setEncoding( "utf8" );
        res.on( "data", function( body ) {
            console.log( "body: " + body );
        });
        res.on( "end", function() {
            callback( null, "Message sent to " + toPhone );
        })
    });
    req.on( "error", function( e ) {
        console.log( "Aw snap. This happened: " + e.message );
    });
    
    req.write( twilioPayload );
    req.end();
};