Bot - Random salutation #1

gistfile1.txt

HELPERS.JS

module.exports = function () {

     /**
     * Returns a random integer between min (inclusive) and max (inclusive)
     * Using Math.round() will give you a non-uniform distribution!
     */
    global.getRandomInt = function (min, max) {
        return Math.floor(Math.random() * (max - min + 1)) + min;
    }

    global.random_greeting = [
        'Greetings new friend.',
        "Hello there!",
        "Having fun I hope?",
        "Glad we've met.",
        "Happy to help!"
    ]
}

APP.JS
function showIntroCard(message) {
        var randint = getRandomInt(0, random_greeting.length-1);
        var reply = new builder.Message()
            .address(message.address) //Required
            .text(random_greeting[randint] +" This is Yaddops' Geography Chatbot")               
            .addAttachment({
                contentUrl:"https://roccobot02gghwh4.blob.core.windows.net/images/chatbot1.jpg",
                contentType: 'image/jpg',
                name: 'chatbot1.png'
            });
        bot.send(reply);
        setTimeout(function(){
            var reply = new builder.Message()
                .address(message.address) //Required
                .text('I can answer questions on countries, capital cities, populations, and languages spoken. Try asking me something like "What is the population of France?", "What is the capital city of Venezula?", or "What languages are spoken in Russia?"');      
            bot.send(reply);
        }, 3000);
};