From bcf784ccf24a839b2f6c693c4b4454ebc18df597 Mon Sep 17 00:00:00 2001
From: Andre Mateus Silva <mateussa@coventry.ac.uk>
Date: Thu, 2 Nov 2017 16:39:09 +0000
Subject: [PATCH] Check if getCategories returned an error

---
 Server.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Server.py b/Server.py
index cda434c..c874297 100644
--- a/Server.py
+++ b/Server.py
@@ -81,6 +81,11 @@ def askSomething(answerType, sendMessages, noAnswers, defaultAnswer):
 def qChallenge():
     ''' Question challenge, test user knowledge with some questions '''
     cat = getCategories(True, 3)
+    if ("Error" in cat):
+        sendMessage(cat[1], False)
+        sendMessage("Lets try again.")
+        return (True)
+    
     receivedMessage = askSomething(0, ["Pick a subject.", cat[0], cat[1], cat[2]],
                 ["You can choose a category from the list above, like 'Music'.",
                  "Hmmm, I see you are afraid of making a mistake."], "")