WebhookController.php

<?php
// fb-bot-tutorial/app/Http/Controllers/WebhookController.php

namespace App\Http\Controllers;

use Illuminate\Http\Request;

class WebhookController extends Controller
{
    // this will verify the Facebook Messenger with our Laravel project
    public function getWebhook(Request $request) 
    {
    	//TODO
    }


    //whenever Facebook Messenger get message from the user, 
    //Facebook Messenger will send to our Laravel project here
    public function postWebhook(Request $request)
    {
	//TODO
    }


    //after we process the message on above, let send message to the user
    //back in Facebook Messenger
    protected function sendToFbMessenger($sender, $message)
    {
	//TODO
    }

}