Add google hangouts bot example

examples/google_hangouts_bot.js

@@ -1,17 +1,91 @@
 var Botkit = require('../lib/Botkit.js');
+
 var controller = Botkit.googlehangoutsbot({
     endpoint: 'Axjn86rTGRQwisaYFyT0XZyiOCh7rZUPGx1A',
-    token: "efe_CIaKfFDdQlm_HBnQBkVeJUC_yNF3Uhs2lNeCdYs=",
+    token: "YOUR_TOKEN",
     debug: true,
 });
+
 var bot = controller.spawn({});
 
-controller.setupWebserver(3000, function(err, webserver) {
-    controller.createWebhookEndpoints(webserver, bot, function() {
-        console.log('ONLINE!');
+controller.setupWebserver(3000, function (err, webserver) {
+    controller.createWebhookEndpoints(webserver, bot, function () {
+        console.log(`🚀 Congratulation, the web server is online!`);
+    });
+});
+
+controller.on('message_received', function (bot, message) {
+    bot.reply(message, `You said '${message.text}'`);
+});
+
+controller.hears('new thread', 'message_received', function (bot, message) {
+    bot.replyAsNewThread(message, `Hello ! this is a new thread`);
+});
+
+controller.hears('thread key', 'message_received', function (bot, message) {
+    bot.replyWithThreadKey(message, {
+        threadKey : "YOUR_THREAD_KEY",
+        requestBody : {
+            text : `Hi ! this message inside the same thread`
+        }
     });
 });
 
-controller.hears('hello', 'message_received', function(bot, message) {
-    console.log("2 >> " + message.text);
-});
+controller.hears('convo', 'message_received', function (bot, message) {
+
+    bot.startConversation(message, function(err, convo) {
+
+        convo.ask('You want to know more about Botkit ?', [
+            {
+                pattern: bot.utterances.yes,
+                callback: function(response, convo) {
+                    convo.say('Take a look here https://botkit.ai/docs/');
+                    convo.next();
+                }
+            },
+            {
+                pattern: bot.utterances.no,
+                default: true,
+                callback: function(response, convo) {
+                    convo.say('No problem');
+                    convo.next();
+                }
+            }
+        ]);
+    });
+
+});
+
+controller.hears('cards', 'message_received', function (bot, message) {
+    bot.reply(message, {
+        requestBody: {
+            cards: [
+                {
+                    "sections": [
+                        {
+                            "widgets": [
+                                {
+                                    "image": { "imageUrl": "https://image.slidesharecdn.com/botkitsignal-160526164159/95/build-a-bot-with-botkit-1-638.jpg?cb=1464280993" }
+                                },
+                                {
+                                    "buttons": [
+                                        {
+                                            "textButton": {
+                                                "text": "Get Started",
+                                                "onClick": {
+                                                    "openLink": {
+                                                        "url": "https://botkit.ai/docs/"
+                                                    }
+                                                }
+                                            }
+                                        }
+                                    ]
+                                }
+                            ]
+                        }
+                    ]
+                }
+            ]
+        }
+    });
+});