prevent negative answers for subtraction questions

barelyknown · Dec 18, 2015 · c53ed4b · c53ed4b
1 parent 40de00c
commit c53ed4b
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/app/controllers/application.js b/app/controllers/application.js
@@ -115,6 +115,10 @@ export default Ember.Controller.extend({
             termOne = t[uniqueRandomIndexes[problems.length]][0];
             termTwo = t[uniqueRandomIndexes[problems.length]][1];
             break;
+          case '-':
+            termOne = Math.floor(Math.random() * (10 + 1));
+            termTwo = Math.floor(Math.random() * (termOne + 1));
+            break;
           default:
             termOne = Math.floor(Math.random() * 10);
             termTwo = Math.floor(Math.random() * 10);