'use strict';

var https = require('https');

process.env.DEBUG = 'actions-on-google:*';

const App = require('actions-on-google').DialogflowApp;

const functions = require('firebase-functions');

// a. the action name from the make_name Dialogflow intent

const SMS_ACTION = 'send_sms';

// b. the parameters that are parsed from the make_name intent

const PHONE_NUMBER_ARGUMENT = 'phone-number';

const SMS_TEXT_ARGUMENT = 'sms-text';

//-----------------------------------------

exports.dialogflowFirebaseFulfillment = functions.https.onRequest((request, response) => {

const app = new App({request, response});

console.log('Request headers: ' + JSON.stringify(request.headers));

console.log('Request body: ' + JSON.stringify(request.body));

// c. The function that send SMS using MM Rest API

function dialogflowFirebaseFulfillment (app) {

let mobileNumber = app.getArgument(PHONE_NUMBER_ARGUMENT);

let smsText = app.getArgument(SMS_TEXT_ARGUMENT);

if(mobileNumber.charAt(0) == "0" && mobileNumber.charAt(1) == "4")

{

mobileNumber = mobileNumber.replace(mobileNumber.charAt(0), "61");

}

console.log("DEBUG sms-text", smsText);

console.log("DEBUG mobileNumber", mobileNumber);

/**

* HOW TO Make an HTTP Call - POST

*/

// do a POST request

// create the JSON object

var jsonObject = JSON.stringify({

"messages" : [

{

"content": smsText,

"destination_number": "+" + mobileNumber,

"format": "SMS"

}

]

});

console.log("DEBUG request: ", jsonObject);

// prepare the header

var postheaders = {

'Content-Type' : 'application/json',

'Authorization' : 'Basic MGlhaEprODRaaG9kZFROcGtyMnM6RkVMMDZBV1h1VlIwNXdocWtNbmY2MUZzVHpxa3Fo'

};

// the post options

var optionspost = {

host : 'api.messagemedia.com',

port : 443,

path : '/v1/messages',

method : 'POST',

headers : postheaders

};

console.info('Options prepared:');

console.info(optionspost);

console.info('Do the POST call');

// do the POST call

var reqPost = https.request(optionspost, function(res) {

console.log("statusCode: ", res.statusCode);

// uncomment it for header details

// console.log("headers: ", res.headers);

res.on('data', function(d) {

console.info('POST result:\n');

console.info(d);

console.info('\n\nPOST completed');

});

});

// write the json data

reqPost.write(jsonObject);

reqPost.end();

reqPost.on('error', function(e) {

console.error(e);

});

//-----------------------------------------

var mobileSplit = mobileNumber.split("");

app.tell('Have sent the SMS to ' + mobileSplit + '! For more info on please go to messagemedia.com.au .');

}

// d. build an action map, which maps intent names to functions

let actionMap = new Map();

actionMap.set(SMS_ACTION, dialogflowFirebaseFulfillment);

app.handleRequest(actionMap);

});